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Analysis of Welding Defects in Steam Pipes

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  • 7/29/2019 Analysis of Welding Defects in Steam Pipes

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    9 | X i n j

    M[

    IS

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    = | X i n j

    FZBB DIAJ ]IEZB LIPEI^IDSMEIK XISJB

    JDO. Do. 98633809;865

    AOMKBJ Do. 9. ;800=3:>;8 =. ;5=::9=8;:

    JAIKB ]ieubaidsi.pitjbHnaikb.`oa

    @OBBJNJ

    DIAJM.P.XISJB XOB[SJ@DK@, NIDXIS ZDKVJ]PKS[.

    ICC]JPP

    95, Iamkgi Dinir Po`kjty, Xirt 9, Aidsi

    Aidsi, Nulirit

    Ckst. Nidcekdinir

    M]ID@E AJ@EIDK@IB JDNKDJJ]KDN

    PJAJPSJ] :

    te

    PJA. [JI] =89=-=890PKNDISZ]J

    OF PSZCJDS]. L. Xitjb

    FZBB DIAJ AIZBKG PEIGI]IMEIK XISJB

    JDO. Do. 98633809;8:8

    AOMKBJ Do. 9. ;::56>86>: =. ;3=;9:63==

    JAIKB aiubkgpitjb6>:Hyieoo.`oa

    @OBBJNJ

    DIAJM.P.XISJB XOB[SJ@DK@, NIDXIS ZDKVJ]PKS[.

    ICC]JPP

    Zakyi Dinir Po`kjty, Iigeil

    Iigeil, Ajesidi

    Ckst. Ajesidi

    M]ID@E AJ@EIDK@IB JDNKDJJ]KDN

    PJAJPSJ] :te

    PJA. [JI] =89=-=890

    PKNDISZ]J

    OF PSZCJDSA. P. Xitjb

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    0 | X i n j

    FZBB DIAJ LI[ [ONJPEMEIK PEZGBI

    JDO. Do. 98633809;808

    AOMKBJ Do. 9. ;:>3;:08;6 =. 556653;=5;

    JAIKB seugbiliyyHnaikb.`oa

    @OBBJNJ

    DIAJM.P.XISJB XOB[SJ@DK@, NIDXIS ZDKVJ]PKS[.

    ICC]JPP

    Djir of Sigtjsevir Sjapbj, Aidsi

    Aidsi, Nulirit

    Ckst. Nidcekdinir

    M]ID@E AJ@EIDK@IB JDNKDJJ]KDN

    PJAJPSJ] :te

    PJA. [JI] =89=-=890

    PKNDISZ]J

    OF PSZCJDSL. [. Peugbi

    FZBB DIAJ IMEKPEJG VKPEDZMEIK XISJB

    JDO. Do. 98633809;86>

    AOMKBJ Do. 9. ;:0>8888>= =.

    JAIKB imekpitjb03:6Hnaikb.`oa

    @OBBJNJ

    DIAJM.P.XISJB XOB[SJ@DK@, NIDXIS ZDKVJ]PKS[.

    ICC]JPP

    C/Mbo`g, Zai Eostjb, Nidpit Zdkvjrskty

    Gejrvi, Ajesidi

    Froa Purit, Nuirit

    M]ID@E AJ@EIDK@IB JDNKDJJ]KDN

    PJAJPSJ] :te

    PJA. [JI] =89=-=890

    PKNDISZ]J

    OF PSZCJDSI. V. Xitjb

  • 7/29/2019 Analysis of Welding Defects in Steam Pipes

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    3 | X i n j

    KDCZPS][ NZKCJ

    DIAJ Ar. L. I. Xitjb ( Ludkor Jdnkdjjr )

    @ODSI@SICC]JPP

    NZLI]IS PSISJ JBJ@S]K@KS[ @O]XO]ISKOD BSC.,

    NIDCEKDINI] SEJ]AIB XO^J] PSISKOD

    NIDCEKDINI], NZLI]IS

    AOMKBJ DO. ;;839:5>09

    JAIKB li.pitjbHnsp`baikb.`oa

    PKNDISZ]JOF NZKCJ

    KDCZPS][DIAJ NIDCEKDINI] SEJ]AIB XO^J] PSISKOD (NSXP)

    ICC]JPP

    NZLI]IS PSISJ JBJ@S]K@KS[ @O]XO]ISKOD BSC.,

    NIDCEKDINI] SEJ]AIB XO^J] PSISKOD

    NIDCEKDINI] 05=898

    NZLI]IS

    XEODJ DO. 8>;-=0=9:660/=0=95=::/=0=9:663/=0=95=88

    FIU DO. 8>;-=0=9>6>0/>3

    JAIKB tj`e.ntpsHnjmaikb.`oa

    DIAJ OFKDCZPS]KIB

    JPSISJ

    @OAXID[BONO

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    : | X i n j

    Citj< - -

    Seks ks to `jrtkfy teit tej ckssjrtitkod jdtktbjc ^JBCKDNCJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIBXO^J] XBIDS eis mjjd `irrkjc out my ]ieub Xitjb(98633809;865), Aiubkg Xitjb (98633809;8:8), Liy Peugbi(98633809;808), Imeksejg Xitjb (98633809;86>) stucjdts of VK(:te) sjajstjr of Aj`eidk`ib Jdnkdjjrkdn Cjpirtajdt of M. P.Xitjb Xobytj`edk`, Nidpit Zdkvjrskty, gejrvi. Zdcjr tejnukcid`j of Ar I. A. XISJB Pkr & Ar L. I. Xitjb (L.J)towircstej pirtkib fubfkbajdt of tej rjqukrjajdts for tej CkpboaiAj`eidk`ib Jdnkdjjrkdn.

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    6 | X i n j

    Fkrstby, wj skd`jrjby teidg to Xrof. G. X. Xitjb, Ejic of Cjpirtajdt,

    Aj`eidk`ib Cjpirtajdt, M. P. Xitjb Xobytj`edk`, Nidpit Zdkvjrskty for nkvkdn us

    pjraksskod to KCX prolj`t, weo ibwiys boogkdn to provkcj nrjit trikdkdn to stucjdts

    kd idy `isj, aotkvitj us to co soajtekdn jxtri-orckdiry.

    ^j irj ibso teidgfub to Ar. I. A. Xitjb, Xrofjssor of MPXX & Ar. L. I. Xitjb

    (L.J), weo ejbpjc `odtkduousby kd our prolj`t my tejkr ud`oaproakskdn cjaidc for

    quibkty idc mj`iusj of tejkr kdskstjd`j for ajjtkdn tej cjicbkdjs wj `id co su`e idjx`jbbjdt worg.

    ^j offjr out Ppj`kib nritktucj to tej jdtkrj MPXX @obbjnj fiakby for tejkr ejbp

    idc support. ^j teidg teja for provkckdn us su`e i wira itaospejrj to aigj our

    prolj`t trikdkdn cjbknetfub idc ajaorimbj.

    ]jnircs

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    > | X i n j

    ^kte tej `orrj`t wjbckdn `odcktkods, tj`edkqujs idc aitjrkib quibkty

    stidcircs, tej wjbckdn pro`jss wkbb ykjbc i vjry ekne quibkty wjbc cjposkt.

    Eowjvjr, is wkte idy otejr wjbckdn pro`jss, wjbc cjfj`ts `id o``ur. Aost cjfj`ts

    jd`oudtjrjc kd wjbckdn irj cuj to id kapropjr wjbckdn pro`jcurj. Od`j tej `iusjs

    irj cjtjrakdjc, tej opjritor `id jiskby `orrj`t tej prombja.

    Kt kd`bucjs kd`oapbjtj pjdjtritkod, kd`oapbjtj fuskod, udcjr`uttkdn, poroskty,

    idc bodnktuckdib `ri`gkdn. Seks sj`tkod cjibs wkte tej `orrj`tkvj i`tkod teit seoubcmj tigjd.

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    5 | X i n j

    @eiptjr Simbj of @odtjdts Xinj Do.

    *

    *

    *

    *

    *

    *

    *

    9

    =

    0

    3

    Ptucjdt Xirtk`ubirs

    Kdcustry Xirtk`ubirs

    @jrtkfk`itj

    I`gdowbjcnjajdt

    Imstri`t

    Simbj of @odtjdts

    Bkst of Fknurjs

    Kdtrocu`tkod to Sejraib Xowjr Xbidt Pystjas

    Kdtrocu`tkod to Xrolj`t

    Cjtikb Cjs`rkptkod of Xrombja

    Ajteoc of Dod-cjstru`tkvj ^jbc Jxiakditkod

    =

    3

    :

    6

    >

    5-;

    98-99

    9=

    9:

    96

    =6

    @eiptjr Pum-Simbj of @odtjdts Xinj Do.

    0

    0.9

    0.=

    0.0

    0.3

    0.:

    0.6

    0.>

    Cjtikb cjs`rkptkod of prombja

    Sypjs of `ri`gs

    Ckstortkod

    Nis kd`buskod

    Pbin kd`buskod

    Bi`g of Fuskod idc Kd`oapbjtj Xjdjtritkod

    Biajbbir tjirkdn

    Zdcjr`ut

    96

    9>

    =9

    ==

    ==

    =0

    =3

    =3

  • 7/29/2019 Analysis of Welding Defects in Steam Pipes

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    ; | X i n j

    @eiptjr Pum-Simbj of @odtjdts Xinj Do.

    3

    3.9

    3.=

    3.0

    3.3

    3.:

    3.6

    3.>

    3.5

    3.;

    3.98

    3.99

    3.9=

    3.90

    3.93

    3.93.9

    3.93.=

    3.93.0

    Ajteoc of Dod-cjstru`tkvj ^jbc Jxiakditkod

    Kdtrocu`tkod

    Vksuib Kdspj`tkod (VS)

    ]ickonripek` Kdspj`tkod (]S)

    Aindjtk` Xirtk`bj Kdspj`tkod (AS)

    Bkqukc Xjdjtridt Kdspj`tkod (XS)

    Zbtrisodk` Kdspj`tkod (ZS)

    Jccy @urrjdt Kdspj`tkod

    Bjig Kdspj`tkod

    ^jbckdn Xro`jcurj Yuibkfk`itkod Kdspj`tkod

    Xosktkvj Aitjrkib Kcjdtkfk`itkod

    Eycrostitk` Kdspj`tkod

    Nroudc Xjdjtritkdn ]icir Kdspj`tkod

    Cknktib Kainkdn Kdspj`tkod

    Kdspj`tkod my fobbowkdn Kdstruajdt

    Fbisebknet Niunj

    Aindkfykdn Nbiss

    Zdcjr`ut & Xibanrkd Niunj

    =>

    =>

    =5

    08

    0:

    05

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    3=

    33

    33

    3:

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    :9

  • 7/29/2019 Analysis of Welding Defects in Steam Pipes

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    98 | X i n j

    Fkn. Do Fknurj Cjs`rkptkod Xinj Do.

    9

    =

    0.9

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    0.0

    0.3

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    0.6

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    0.5

    3.9

    3.=

    3.0

    3.3

    3.:

    3.6

    3.>

    3.5

    3.;

    Mbo`g Ckinria of @oib Fkrjc Sejraib Xbidt

    ^jbckdn cjfj`ts kd stjia pkpjs

    Eit @ri`g

    @obbj`tkod of wjbc cjfj`ts< @ri`gs

    @obbj`tkod of ^jbc Cjfj`ts< Pobkc Kd`buskods

    Bi`g of Fuskod

    Kd`oapbjtj Xjdjtritkod

    Zdcjr`ut

    @obbj`tkod of ^jbc Cjfj`ts< Kd`oapbjtj Fuskod

    @obbj`tkod of ^jbc Cjfj`ts< aks`jbbidjous

    Euaid Jyj

    Vksuib Kdspj`tkod

    ]ickonripey Kdspj`tkod

    Ppj`kajd of ]S

    U ]iy Sumj

    Niaai ]iy Pour`j

    Odsktj Cirgrooa ( ]S )

    Ptinjs of Kdspj`tkod my Cknktib ]ickonripey

    Aindjtk` Xirtk`bjs Sjstkdn ( AS )

    90

    9:

    95

    9;

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    08

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  • 7/29/2019 Analysis of Welding Defects in Steam Pipes

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    99 | X i n j

    3.98

    3.99

    3.9=

    3.90

    3.93

    3.9:

    3.96

    3.9>

    3.95

    3.9;

    3.=8

    3.=9

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    3.=0

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    3.08

    3.09

    3.0=

    ^jt Fbuorjs`jdt AS ^jbc Kdck`itkod

    AS Ai`ekdj

    Bkqukc Xjdjtridt Kdspj`tkod ( XS )

    Vkskmbj XS Kdck`itkod

    Fbuorjs`jdt XS Kdck`itkod

    Zbtrisodk` Kdspj`tkod ( ZS )

    Zbtrisodk` Fbiw Cjtj`tor

    Cknktib Sek`gdjss Niunj

    Jccy @urrjdt Kdspj`tkod

    Aubtk Frjqujd`y Jccy @urrjdt

    Vi`uua Mox For Bjig Kdspj`tkod

    XAK Kdstruajdt

    Eycro Xuap & Cknktib Xrjssurj Niunj

    Nroudc Xjdjtritkdn ]icir

    Cknktib Kainkdn Kdspj`tkod

    Ckspbiy of Cknktib Kainkdn Ai`ekdj

    Fbisebknet

    Aindkfykdn Nbiss

    Cknktib ^jbckdn Niunj

    ^jbc Zdcjr`ut Niunj

    Mrkcnj @ia Niunj

    Iutoaitk` ^jbc Pkzj Niunj

    Pkdnbj ^jbc Niunj

    0>

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    38

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  • 7/29/2019 Analysis of Welding Defects in Steam Pipes

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    9= | X i n j

    Xowjr idc Jdjrny irj muzz worcs kd tociys worbc. Jbj`trk`kty ks jajrnjc is misk` dj`jsskty wkte Fooc, Pejbtjr idc @botekdn for

    euaid mjkdn.

    Bkfj wkteout jbj`trk`kty eis mj`oaj ekneby udkainkdimbj. Jbj`trk` bo`oaotkvjs, Ejitkdn, @oobkdn, Fids, Mbowjrs, Aotors, Kbbuakditkod

    irj soaj ippbk`itkods teit `odvjrts jbj`trk`ib jdjrny kdto usjfub worg.

    Xronrjss of idy ditkod ks ajisurjc kd tjras of pjr `ipkti `odsuaptkod ofjbj`trk`ib jdjrny.(G^E `odsuajc pjr pjrsod pjr yjir)

    Kdcki- :88 G^E /pjrsod pjr yjirZG- 9: tkajs teit of Kdcki

    ZP- 08 tkajs teit of Kdcki

    ]jisods of Xopubirkty of jbj`trk`kty

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    90 | X i n j

    Otejr sour`js - =8,888 A^

    Sotib Kdstibbjc @ipi`kty - 9,;:,888 A^

    Pour`js of Jbj`trk`ib Xowjr Njdjritkod

    I. @odvjdtkodib Pour`js Sejraib (@oib) Du`bjir Nis ^itjr

    M. Dod-`odvjdtkodib Pour`js ^kdc Pobir- XV Mkoaiss

    Fkn. 9 Mbo`g Ckinria of @oib Fkrjc Sejraib Xbidt

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    93 | X i n j

    @oib Misjc Sejraib Xowjr Xbidt

    Kdcki eis rk`e sto`g of `oib is diturib rjsour`j. @ejak`ib jdjrny storjc kd `oib ks tridsforajc to jbj`trk`ib jdjrny.

    @oib powcjr ks fkrjc kd mokbjr teit `odvjrts witjr kdto stjia it eknetjapjriturj idc prjssurj.

    Seks stjia ks kdlj`tjc ovjr tej mbicjs of stjia turmkdj (prkaj aovjr) kd`odtrobbjc wiy idc ejd`j, rotor of 0 XE i.`. njdjritors rotitjs.

    Aj`eidk`ib jdjrny ks `odvjrtjc kdto jbj`trk`ib jdjrny it ritjc vobtinj (98-08GV).

    Zsjc stjia ks `oobjc cowd to witjr uskdn `oobkdn towjrs idc `odcjdsjrs. Seks prjejitjc witjr ks inikd kdlj`tjc kd mokbjr tumjs to `odvjrt mi`g to stjia. Fbuj nisjs irj pissjc kdto itaospejrj idc fkdj pirtk`bjs of ise irj `obbj`tjc

    teroune JPX.

    Ise (38% of `oib wjknet) ks `obbj`tjc idc tridsportjc to IEX.

    Ajrkts of @oib Sejraib Xbidt

    @oib ks `ejip idc ivikbimbj kd imudcid`j it prjsjdt. Kt ks i tkaj tjstjc pro`jss, so do jxpjrkajdtitkod ks rjqukrjc. Bjss spi`j rjqukrjc is `oapirjc to Eycro misjc Ptitkod idc bjss eizircous teid Du`bjir powjr pbidt. Bjss kdktkib `ost is `oapirjc to otejr `odvjdtkodib pro`jss of powjr

    njdjritkod.

    Cjajrkts of @oib Sejraib pbidt

    @iborkfk` vibuj (G`ib/Gn) of Kdckid `oib ks vjry bow idc birnj ise `odtjdt.

    Eunj vobuaj of ise ks procu`jc cikby idc kts cksposib ks murdkdn kssuj tociy. Itaospejrk` pobbutkod ks vjry ekne. Sridsportitkod of `oib to pbidt idc tridsaksskod of njdjritjc powjr to boic

    @jdtrj kdvobvjs birnj jxpjdsjs.

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    9: | X i n j

    Seks prolj`t worg ittjapts to stucy wjbckdn cjfj`ts kd stjia pkpjs of tejraib

    powjr udkt. Sej aikd omlj`tkvj teks stucy ks to rjcu`j wjbckdn cjfj`ts kd stjia

    pkpjs.

    Kd `odstru`tkod of powjr pbidt wjbckdn ks ailor tj`edkquj for lokdkdn

    ckffjrjdt pirts of tej jqukpajdt `oapodjdts bkgj mokbjr, witjr pkpjs, stjia pkpjs,

    ckffjrjdt typjs of vibvjs, jt`. Kd sjvjrj rjnkaj teroune wek`e tej wjbckdn pro`jss

    pro`jjcs, tej wjbcajdts irj bkgjby to mj iffj`tjc idc kf propjr `isj ks dot tigjd, tejy

    irj bkgjby to jdc up wkte `jrtikd cjfj`ts. Curkdn or iftjr wjbckdn `jrtikd cjfj`ts

    omsjrvjc bkgjs wjbckdn ckstortkod, `ri`gs, sbin kd`buskod, biajbbir tjirkdn, udcjr`ut

    jt`

    I``orckdn to tej Iajrk`id Po`kjty of Aj`eidk`ib Jdnkdjjrs (IPAJ) wjbckdn

    cjfj`t `iusjs irj mrogjd cowd kdto tej fobbowkdn pjr`jdtinjs< 39% poor pro`jss

    `odcktkods, 0=% opjritor jrror, 9=% wrodn tj`edkquj, 98% kd`orrj`t `odsuaimbjs,

    idc :% mic wjbc nroovjs.

    Fkn. =^jbckdn cjfj ts kd stjia pkpjs

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    96 | X i n j

    I wjbckdn cjfj`t ks idy fbiw teit `oaproaksjs tej usjfubdjss of tej fkdksejcwjbcajdt.

    ^jbckdn cjfj`ts o``urs cuj to fobbowkdn rjisod Bodnktuckdib `ri`g

    0.9.5 ]jejit `ri`gkdn

    0.=Ckstortkod

    0.0Nis kd`buskod

    0.3Pbin Kd`buskod

    0.:Bi`g of fuskod idc kd`oapbjtj pjdjtritkod

    0.6Biajbbir tjirkdn

    0.>Zdcjr`ut

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    9> | X i n j

    Ir` strkgj `ri`gkdn o``urs wejd tej ir` ks stru`g mut tej spot ks dot

    wjbcjc. Seks o``urs mj`iusj tej spot ks ejitjc imovj tej aitjrkibs uppjr

    `rktk`ib tjapjriturj idc tejd jssjdtkibby qujd`ejc. Seks foras airtjdsktj,

    wek`e ks mrkttbj, idc ak`ro-`ri`gs.

    Kt njdjribby o``urs it rooa tjapjriturj iftjr tej wjbc ks `oapbjtjby

    `oobjc. Seks `id mj njdjribby sjjd kd tej ejit iffj`tjc zodj. ]jskcuib strjssjs

    `id rjcu`j tej strjdnte of tej misj aitjrkib, idc `id bjic to `itistropek`

    fikburj teroune `obc `ri`gkdn, is kd tej `isj of sjvjrib of tej Bkmjrty sekps.

    @obc `ri`gkdn odby o``urs wejd ibb tej fobbowkdn prj`odcktkods irj ajt

    -sus`jptkmbj ak`rostru`turj (j.n. airtjdsktj)

    -eycronjd prjsjdt kd tej ak`rostru`turj (eycronjd jamrkttbjajdt)

    -sjrvk`j tjapjriturj jdvkrodajdt (doraib itaospejrk` prjssurj)988 to

    +988 F.

    @ritjr `ri`gs o``ur wejd i `ritjr ks dot fkbbjc mjforj tej ir` ks mrogjd.

    Sej `jdtrj of tej wjbc poob mj`oajs sobkc mjforj tej outskcj of tej wjbc poob,

    wek`e `rjitjs suffk`kjdt strjssjs to fora i `ri`g.

    Eit `ri`gs njt tejkr diaj froa tej seipj of tej `ross-sj`tkod of tej wjbc,

    mj`iusj tej wjbc fbirjs out it tej fi`j of tej wjbc. Sej `ri`g stirts it tej fuskod

    bkdj idc jxtjdcs up teroune tej wjbc. Sejy irj usuibby `iusjc my too au`e

    vobtinj or dot jdoune spjjc.

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    95 | X i n j

    Fkn. 0.9 Eit @ri`g

    Seks typj of `ri`gs o``urs wejd tej wjbc stirts sobkckfykdn, kd tej pisty

    stitj, is kt possjss vjry bkttbj strjdnte idc so rjskcuib boickdn ks bkgjby to `iusj

    ks to mrigj mjforj kt eis fubby sobkckfkjc. Otejr `iusjs kd`bucj too ekne wjbckdn

    `urrjdt, poor lokdt cjsknd teit cojs dot ckffusj ejit, kapurktkjs (su`e is

    subpeur idc peospeorus), prjejitkdn, spjjc ks too fist, idc bodn ir`s.

    Id udcjr mjic `ri`g, ibso gdowd is i ejit-iffj`tjc zodj (EI\) `ri`g,

    ks i `ri`g teit foras i seort ckstid`j iwiy froa tej fuskod bkdj7 kt o``urs kd

    bow ibboy idc ekne ibboy stjjb. Sej jxi`t `iusjs of teks typj of `ri`g irj dot

    `oapbjtjby udcjrstooc, mut kt ks gdowd teit ckssobvjc eycronjd aust mj

    prjsjdt. Sej otejr fi`tor teit iffj`ts teks typj of `ri`g ks kdtjrdib strjssjs

    rjsubtkdn froa< udjquib `odtri`tkod mjtwjjd tej misj ajtib idc tej wjbc

    ajtib, strjssjs froa tej foraitkod of airtjd sktj, idc strjssjs froa tej

    prj`kpktitkod of eycronjd out of tej ajtib.

    Bodnktuckdib `ri`gs rud ibodn tej bjdnte of i wjbc mjic. Sejrj irj

    terjj typjs< `ej`g `ri`gs, root `ri`gs, idc fubb `jdtrjbkdj `ri`gs. @ej`g `ri`gs

    irj vkskmbj froa tej surfi`j idc jxtjdc pirtkibby kdto wjbc. Sejy irj usuibby

    `iusjc my ekne serkdginj strjssjs, jspj`kibby od fkdib pissjs, or my i eot

    `ri`gkdn aj`eidksa. ]oot `ri`gs stirt it tej root idc jxtjdt pirt wiy kdto tejwjbc. Sejy irj tej aost `oaaod typj of bodnktuckdib `ri`g mj`iusj of tej

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    9; | X i n j

    saibb skzj of tej fkrst wjbc mjic. Kf teks typj of `ri`g ks dot iccrjssjc tejd kt

    wkbb usuibby propinitj kdto sumsjqujdt wjbc pissjs, wek`e ks eow fubb

    `jdtrjbkdj `ri`gs (i `ri`g froa tej root to tej surfi`j) usuibby fora.

    ]jejit `ri`gkdn ks i typj of `ri`gkdn teit o``urs kd EPBI stjjbs,

    pirtk`ubirby `eroakua, aobymcjdua idc vidickua stjjbs, curkdn post

    ejitkdn. Kt ks `iusjc my tej poor `rjjp cu`tkbkty of tej ejit iffj`tjc zodj. Idy

    jxkstkdn cjfj`ts or dot`ejs innrivitj `ri`g foraitkod.

    Fkn. 0.= @obbj`tkod of wjbc cjfj`ts< @ri`gs

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    =8 | X i n j

    Fkn. 0.0 @obbj`tkod of ^jbc Cjfj`ts< Pobkc Kd`buskods

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    =9 | X i n j

    Id omlj`t ks sikc to mj ckstortjc wejd kt ks put out of seipj or kt mj`oajs ud-

    seipjby. Curkdn wjbckdn, wejd wjbc ajtib ks cjposktjc, tej misj ajtib ks ejitjc

    idc teus kt jxpidcs, idc, wejd iftjr tej wjbckdn, kt `oobs, tej misj ajtib pbus tej

    wjbc ajtib serkdgs.

    Kt ks tejrjforj omvkous teit tej serkdginj of i wjbcjc lokdt ks fir nrjitjr teid

    tej jxpidskod. Seks dod udkfora jxpidskod idc `odtri`tkod of tej wjbc ajtib idc

    tej icli`jdt misj ajtib wek`e o``urs curkdn tej ejitkdn idc `oobkdn `y`bj of tej

    wjbckdn pro`jss rjsubts kd tej ckstortkod of i wjbcajdt.

    So nikd kdsknet kdto eow misj ajtib jxpidskod idc misj ajtib pbus wjbc

    ajtib serkdginj `iusj ckstortkod, kt ks ejbpfub to boog it

    (I) ^eit eippjds to misj ajtib, idc

    (M) ^eit eippjds to misj ajtib pbus wjbc ajtib

    (k) Curkdn wjbckdn, tej misj ajtib djir tej ir` ks ejitjc to tej ajbtkdn pokdt. I fjw

    `jdtkajtrjs iwiy, tej tjapjriturj of tej misj ajtib ks sumstidtkibby bowjr.

    Seks seirp tjapjriturj ckffjrjdtkib `iusjs dod udkfora jxpidskod fobbowjc

    my misj ajtib aovjajdt, or ajtib ckspbi`jajdt kf tej pirts mjkdn lokdjc irj

    rjstrikdjc. Ibso, tej jxpidskod of tej eottjr misj ajtib (k.j., wek`e ks djirjr tej

    wjbckdn ir`) ks sumlj`t to rjstrikdt, cuj to tej rjskstid`j of `oapiritkvjby `obcjr

    ajtib iwiy froa tej wjbckdn ir`. Sej ajtib djirjr tej ir` jxpidcs aorj teid teit

    iwiy froa tej ir`.

    Is tej ir` pissjs cowd tej lokdt, teus rjaovkdn tej sour`j of ejit, tej misj

    ajtib mjnkds to `oob idc serkdg. Kf tej surroudckdn ajtib rjstrikds tej icli`jdt misj

    ajtib froa `odtri`tkdn doraibby, kdtjrdib strjssjs mukbc up. Sejsj `oamkdj wkte tej

    strjssjs cjvjbopjc kd tej wjbc ajtib idc kd`rjisj tej tjdcjd`y to ckstort.

    Sej vobuaj of teks icli`jdt misj ajtib wek`e `odtrkmutjs to ckstortkod `id mj

    `odtrobbjc my wjbckdn pro`jcurjs. I`ekjvkdn eknejr wjbckdn spjjcs teroune tej usj

    of powcjrjc krod typj aiduib jbj`trocjs idc sjakiutoaitk` or fubby iutoaitk`

    jqukpajdt uskdn sumajrnjc ir` or sjbf-sekjbcjc wjbckdn rjcu`js tej iaoudt of

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    == | X i n j

    icli`jdt aitjrkib teit ks iffj`tjc my tej ejit of tej ir` idc pronrjsskvjby cj`rjisjs

    ckstortkod.

    (kk) Curkdn aost of tej wjbckdn, fkbbjr ajtib ks iccjc froa tej jbj`trocj. Sej aobtjd

    fkbbjr ajtib idc ajbtjc misj ajtib `oamkdj to fora tej wjbc ajtib. Lust is tej wjbc

    ajtib sobkckfkjs, kt ks kd kts aixkaua jxpidcjc stitj i`tuibby o``upykdn tej nrjitjst

    vobuaj kt `id o``upy is i sobkc.

    Zpod `oobkdn, kt ittjapts to `odtri`t to tej vobuaj kt woubc doraibby o``upy

    it tej bowjr tjapjriturj, mut ks rjstrikdjc froa cokdn so my tej icli`jdt misj ajtib.

    It tej tkaj tej wjbc rji`ejs rooa tjapjriturj issuakdn `oapbjtj rjstrikdt of tej

    misj ajtib so teit kt `iddot aovj tej wjbc tjdcs to eivj bo`gjckd tjdskbj strjssjs

    ipproxkaitjby jquib to tej ykjbc strjdnte.

    Kf odj or aorj of tej rjstrikdts irj rjaovjc su`e is `biaps eobckdn tejworgpkj`j tej bo`gjc kd strjssjs fkdc pirtkib rjbkjf my `iuskdn tej misj ajtib to aovj

    teus cjforakdn or ckstortkdn tej wjbcajdt.

    So @od`bucj

    (k) Zdjquib jxpidskod idc `odtri`tkod cuj to dod-udkfora (wjbckdn) ejitkdn,

    rjstrikdt froa wktekd tej misj ajtib, rjstrikdt cuj to otejr stru`turib ajamjrs

    lokdjc wkte tej misj ajtib mjkdn wjbcjc tjdc to pubb misj ajtib out of orknkdib

    ibkndajdt idc `iusj ckstortkod.(kk) Ckstortkod of ibb gkdcs kd`rjisjs wkte tej vobuaj of ajtib cjposktjc.

    Nis kd`buskods irj i wkcj virkjty of cjfj`ts teit kd`bucjs poroskty mbow eobjs,

    idc pkpjs (or woraeobjs). Sej udcjrbykdn `iusj for nis kd`buskods ks tej jdtripajdt

    of nis wktekd tej sobkckfkjc wjbc. Nis foraitkod `id mj froa idy of tej fobbowkdn

    `iusjs< ekne subfur `odtjdt kd tej worg pkj`j or jbj`trocj, jx`jsskvj aoksturj froa

    tej jbj`trocj or worgpkj`j, too seort of id ir`, or wrodn wjbckdn `urrjdt or pobirkty.

    Pbin ks forajc my tej rji`tkod wkte fbuxjs, teit ks wey teks typj of cjfj`t

    usuibby o``urs wjbckdn pro`jssjs teit usj fbux, su`e is sekjbcjc ajtib ir`kdwjbckdn, fbux-`orjc ir` wjbckdn, idc sumajrnjc ir` wjbckdn. Seks cjfj`t usuibby

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    =0 | X i n j

    o``urs kd wjbcs teit rjqukrj aubtkpbj pissjs idc tejrj ks poor ovjrbip mjtwjjd tej

    wjbcs.

    Bi`g of fuskod ks tej poor icejskod of tej wjbc mjic to tej misj ajtib idc

    kd`oapbjtj pjdjtritkod ks i wjbc mjic teit cojs dot stirt it tej root of tej wjbc

    nroovj. Kd`oapbjtj pjdjtritkod foras `eiddjbs idc `rjvk`js kd tej root of tej wjbc

    wek`e `id `iusj sjrkous kssujs kd pkpjs mj`iusj `orroskvj sumstid`js `id sjttbj kd

    tejsj irjis. Sejsj typjs of cjfj`ts o``ur wejd tej wjbckdn pro`jcurjs irj dot

    icejrjc to7 posskmbj `iusjs kd`bucj tej `urrjdt sjttkdn, ir` bjdnte, jbj`trocj idnbj,

    idc jbj`trocj aidkpubitkod.

    Fkn. 0.3 Bi`g of Fuskod

    Fkn. 0.: Kd`oapbjtj Xjdjtritkod

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    =3 | X i n j

    Kt ks njdjribby sjjd it tej jcnj of tej ejit iffj`tjc zodj . Kt ippjirs is i bodn

    idc `odtkduous vksuib sjpiritkod bkdj mjtwjjd tej misj ajtib idc ejit iffj`tjc zodj.

    Seks ks `iusjc my tej prjsjd`j of tej jbodnitjc kd`buskod su`e is Ad, Fj idc Pkd tej misj ajtib.

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    =: | X i n j

    Fkn. 0.> @obbj`tkod of ^jbc Cjfj`ts< Kd`oapbjtj Fuskod

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    =6 | X i n j

    fkn. 0.5 `obbj`tkod of wjbc cjfj`ts< aks`jbbidjous

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    => | X i n j

    Sej pekbosopey teit oftjd nukcjs tej fimrk`itkod of wjbcjc issjambkjs idc

    stru`turjs ks "to issurj wjbc quibkty." Eowjvjr, tej tjra "wjbc quibkty" ks rjbitkvj.

    Sej ippbk`itkod cjtjrakdjs weit ks nooc or mic. Njdjribby, idy wjbc ks of nooc

    quibkty kf kt ajjts ippjirid`j rjqukrjajdts idc wkbb `odtkduj kdcjfkdktjby to co tej

    lom for wek`e kt ks kdtjdcjc. Sej fkrst stjp kd issurkdn wjbc quibkty ks to cjtjrakdjtej cjnrjj rjqukrjc my tej ippbk`itkod. I stidcirc seoubc mj jstimbksejc misjc od

    tej sjrvk`j rjqukrjajdts.

    Ptidcircs cjskndjc to kapirt wjbc quibkty aiy ckffjr froa lom to lom, mut tej

    usj of ipproprkitj jxiakditkod tj`edkqujs `id provkcj issurid`j teit tej ippbk`imbj

    stidcircs irj mjkdn ajt. ^eitjvjr tej stidcirc of quibkty, ibb wjbcs seoubc mj

    kdspj`tjc, jvjd kf tej kdspj`tkod kdvobvjs dotekdn aorj teid tej wjbcjr boogkdn ovjreks owd worg iftjr ji`e wjbc piss. I nooc-boogkdn wjbc surfi`j ippjirid`j ks

    aidy tkajs `odskcjrjc kdck`itkvj of ekne wjbc quibkty. Eowjvjr, surfi`j

    ippjirid`j ibodj cojs dot issurj nooc worgaidsekp or kdtjrdib quibkty.

    Dod-cjstru`tkvj jxiakditkod (DCJ) ajteocs of kdspj`tkod aigj kt posskmbj

    to vjrkfy `oapbkid`j to tej stidcircs od id od-nokdn misks my jxiakdkdn tej surfi`j

    idc sumsurfi`j of tej wjbc idc surroudckdn misj aitjrkib. Fkvj misk` ajteocs irj

    `oaaodby usjc to jxiakdj fkdksejc wjbcs< vksuib, bkqukc pjdjtridt, aindjtk`

    pirtk`bj, ubtrisodk` idc rickonripek` (U-riy). Sej nrowkdn usj of `oaputjrkzitkod

    wkte soaj ajteocs provkcjs iccjc kainj jdeid`jajdt, idc ibbows rjib-tkaj or

    djir rjib-tkaj vkjwkdn, `oapirj i`tkvj kdspj`tkods idc ir`ekvib `ipimkbktkjs. I

    rjvkjw of ji`e ajteoc wkbb ejbp kd cj`kckdn wek`e pro`jss or `oamkditkod of

    pro`jssjs to usj for i spj`kfk` lom idc kd pjrforakdn tej jxiakditkod aost

    jffj`tkvjby.

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    =5 | X i n j

    Vksuib kdspj`tkod ks oftjd tej aost `ost-jffj`tkvj ajteoc, mut kt aust tigj

    pbi`j prkor to, curkdn idc iftjr wjbckdn. Aidy stidcircs rjqukrj kts usj mjforj otejr

    ajteocs, mj`iusj tejrj ks do pokdt kd sumakttkdn id omvkousby mic wjbc tosopekstk`itjc kdspj`tkod tj`edkqujs. Sej IDPK/I^P C9.9, Ptru`turib ^jbckdn

    @ocj-Ptjjb, stitjs, "^jbcs sumlj`t to dod-cjstru`tkvj jxiakditkod seibb eivj mjjd

    foudc i``jptimbj my vksuib kdspj`tkod." Vksuib kdspj`tkod rjqukrjs bkttbj jqukpajdt.

    Iskcj froa nooc jyjsknet idc suffk`kjdt bknet, ibb kt tigjs ks i po`gjt rubj, i wjbc skzj

    niunj, i aindkfykdn nbiss, idc posskmby i striknet jcnj idc squirj for `ej`gkdn

    striknetdjss, ibkndajdt idc pjrpjdck`ubirkty.

    Fkn. 3.9 Euaid Jyj

    Mjforj tej fkrst wjbckdn ir` ks stru`g, aitjrkibs seoubc mj jxiakdjc to sjj kf

    tejy ajjt spj`kfk`itkods for quibkty, typj, skzj, `bjidbkdjss idc frjjcoa froa cjfj`ts.

    Nrjisj, pikdt, okb, oxkcj fkba or ejivy s`ibj seoubc mj rjaovjc. Sej pkj`js to mj

    lokdjc seoubc mj `ej`gjc for fbitdjss, striknetdjss idc ckajdskodib i``uri`y.

    Bkgjwksj, ibkndajdt, fkt-up idc lokdt prjpiritkod seoubc mj jxiakdjc. Fkdibby,

    pro`jss idc pro`jcurj virkimbjs seoubc mj vjrkfkjc, kd`buckdn jbj`trocj skzj idctypj, jqukpajdt sjttkdns idc provkskods for prjejit or postejit. Ibb of tejsj

    prj`iutkods ippby rjnircbjss of tej kdspj`tkod ajteoc mjkdn usjc. Curkdn

    fimrk`itkod, vksuib jxiakditkod of i wjbc mjic idc tej jdc `ritjr aiy rjvjib

    prombjas su`e is `ri`gs, kdicjquitj pjdjtritkod, idc nis or sbin kd`buskods. Iaodn

    tej wjbc cjtj`ts teit `id mj rj`ondkzjc vksuibby irj `ri`gkdn, surfi`j sbin kd

    kd`buskods, surfi`j poroskty idc udcjr`ut.

    Od skapbj wjbcs, kdspj`tkdn it tej mjnkddkdn of ji`e opjritkod idc

    pjrkock`ibby is worg pronrjssjs aiy mj icjquitj. ^ejrj aorj teid odj biyjr of

    fkbbjr ajtib ks mjkdn cjposktjc, eowjvjr, kt aiy mj cjskrimbj to kdspj`t ji`e biyjr

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    =; | X i n j

    mjforj cjposktkdn tej djxt. Sej root piss of i aubtkpiss wjbc ks tej aost `rktk`ib to

    wjbc soudcdjss. Kt ks jspj`kibby sus`jptkmbj to `ri`gkdn, idc mj`iusj kt sobkckfkjs

    quk`gby, kt aiy trip nis idc sbin. Od sumsjqujdt pissjs, `odcktkods `iusjc my tej

    seipj of tej wjbc mjic or `eidnjs kd tej lokdt `odfknuritkod `id `iusj furtejr

    `ri`gkdn, is wjbb is udcjr`ut idc sbin trippkdn. ]jpikr `osts `id mj akdkakzjc kfvksuib kdspj`tkod cjtj`ts tejsj fbiws mjforj wjbckdn pronrjssjs. Vksuib kdspj`tkod it

    id jirby stinj of procu`tkod `id ibso prjvjdt udcjr-wjbckdn idc ovjr-wjbckdn.

    ^jbcs teit irj saibbjr teid `ibbjc for kd tej spj`kfk`itkods `iddot mj tobjritjc. Mjics

    teit irj too birnj kd`rjisj `osts uddj`jssirkby idc `id `iusj ckstortkod teroune

    iccjc serkdginj strjss.

    Iftjr wjbckdn, vksuib kdspj`tkod `id cjtj`t i virkjty of surfi`j fbiws,

    kd`buckdn `ri`gs, poroskty idc udfkbbjc `ritjrs, rjnircbjss of sumsjqujdt kdspj`tkod

    pro`jcurjs. Ckajdskodib virkid`js, wirpinj idc ippjirid`j fbiws, is wjbb is wjbcskzj `eiri`tjrkstk`s, `id mj jvibuitjc. Mjforj `ej`gkdn for surfi`j fbiws, wjbcs aust

    mj `bjidjc of sbin. Peot-mbistkdn seoubc dot mj codj mjforj jxiakditkod, mj`iusj tej

    pjjdkdn i`tkod aiy sjib fkdj `ri`gs idc aigj teja kdvkskmbj. Sej I^P C9.9

    Ptru`turib ^jbckdn @ocj, for jxiapbj, cojs dot ibbow pjjdkdn "od tej root or

    surfi`j biyjr of tej wjbc or tej misj ajtib it tej jcnjs of tej wjbc."

    Vksuib kdspj`tkod `id odby bo`itj cjfj`ts kd tej wjbc surfi`j. Ppj`kfk`itkods or

    ippbk`imbj `ocjs aiy rjqukrj teit tej kdtjrdib portkod of tej wjbc idc iclokdkdn

    ajtib zodjs ibso mj jxiakdjc. Dod-cjstru`tkvj jxiakditkods aiy mj usjc tocjtjrakdj tej prjsjd`j of i fbiw, mut tejy `iddot ajisurj kts kdfbujd`j od tej

    sjrvk`jimkbkty of tej procu`t udbjss tejy irj misjc od i `orrjbitkod mjtwjjd tej fbiw

    idc soaj `eiri`tjrkstk` teit iffj`ts sjrvk`j. Otejrwksj, cjstru`tkvj tjsts irj tej odby

    surj wiy to cjtjrakdj wjbc sjrvk`jimkbkty.

    Fkn. 3.= Vksuib Kdspj`tkod

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    08 | X i n j

    ]ickonripey (U-riy) ks odj of tej aost kaportidt, vjrsitkbj idc wkcjby

    i``jptjc of ibb tej dod-cjstru`tkvj jxiakditkod ajteocs - Fkn. 3.0.

    Fkn. 3.0 -]ickonripeyks odj of tej aost kaportidt, vjrsitkbj idc wkcjby

    i``jptjc jxiakditkod ajteocs.

    Fkn. 3.3- Sek`gjr irjis of i spj`kajd mjkdn x-riyjc or eknejr cjdskty aitjrkib

    imsorms aorj rickitkod idc tej `orrjspodckdn irjis od tej rickonripe wkbb mj

    bknetjr.

    U-riy ks usjc to cjtjrakdj tej kdtjrdib soudcdjss of wjbcs. Sej tjra 'U-riy

    quibkty," wkcjby usjc to kdck`itj ekne quibkty kd wjbcs, irksjs froa teks kdspj`tkodajteoc.

    ]ickonripey ks misjc od tej imkbkty of U-riys idc niaai riys to piss

    teroune ajtib idc otejr aitjrkibs opiquj to orckdiry bknet, idc procu`j

    peotonripek` rj`orcs of tej tridsakttjc rickidt jdjrny. Ibb aitjrkibs wkbb imsorm

    gdowd iaoudts of teks rickidt jdjrny idc, tejrjforj, U-riys idc niaai riys `id mj

    usjc to seow cks`odtkduktkjs idc kd`buskods wktekd tej opiquj aitjrkib. Sej

    pjraidjdt fkba rj`orc of tej kdtjrdib `odcktkods wkbb seow tej misk` kdforaitkod my

    wek`e wjbc soudcdjss `id mj cjtjrakdjc.

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    09 | X i n j

    U-riys irj procu`jc my ekne-vobtinj njdjritors. Is tej ekne vobtinj ippbkjc

    to id U-riy tumj ks kd`rjisjc, tej wivjbjdnte of tej jakttjc U-riy mj`oajs seortjr,

    provkckdn aorj pjdjtritkdn powjr. Niaai riys irj procu`jc my tej itoak`ckskdtjnritkod of rickoksotopjs. Sej rickoi`tkvj ksotopjs aost wkcjby usjc kd

    kdcustrkib rickonripey irj @omibt 68 idc Krkckua 9;=. Niaai riys jakttjc froa

    tejsj ksotopjs irj skakbir to U-riys, jx`jpt tejkr wivjbjdntes irj usuibby seortjr.

    Seks ibbows teja to pjdjtritj to nrjitjr cjptes teid U-riys of tej siaj powjr,

    eowjvjr, jxposurj tkajs irj `odskcjrimby bodnjr cuj to tej bowjr kdtjdskty. ^ejd

    U-riys or niaai riys irj ckrj`tjc it i sj`tkod of wjbcajdt, dot ibb of tej rickitkod

    pissjs teroune tej ajtib. Ckffjrjdt aitjrkibs, cjpjdckdn od tejkr cjdskty, tek`gdjss

    idc itoak` duamjr, wkbb imsorm ckffjrjdt wivjbjdntes of rickidt jdjrny.

    Sej cjnrjj to wek`e tej ckffjrjdt aitjrkibs imsorm tejsj riys cjtjrakdjs tej

    kdtjdskty of tej riys pjdjtritkdn teroune tej aitjrkib. ^ejd virkitkods of tejsj riys

    irj rj`orcjc, i ajids of sjjkdn kdskcj tej aitjrkib ks ivikbimbj. Sej kainj od i

    cjvjbopjc peoto-sjdsktkzjc fkba ks gdowd is i rickonripe. Sej opiquj aitjrkib

    imsorms i `jrtikd iaoudt of rickitkod, mut wejrj tejrj ks i tekd sj`tkod or i vokc

    (sbin kd`buskod or poroskty), bjss imsorptkod tigjs pbi`j. Sejsj irjis wkbb ippjir

    cirgjr od tej rickonripe. Sek`gjt irjis of tej spj`kajd or eknejr cjdskty aitjrkib

    (tudnstjd kd`buskod), wkbb imsorm aorj rickitkod idc tejkr `orrjspodckdn irjis od

    tej rickonripe wkbb mj bknetjr - Fkn. =.

    ^ejtejr kd tej seop or kd tej fkjbc, tej rjbkimkbkty idc kdtjrprjtkvj vibuj of

    rickonripek` kainjs irj i fud`tkod of tejkr seirpdjss idc `odtrist. Sej imkbkty of id

    omsjrvjr to cjtj`t i fbiw cjpjdcs od tej seirpdjss of kts kainj idc kts `odtrist wkte

    tej mi`gnroudc. So mj surj teit tej rickonripek` jxposurj procu`js i``jptimbj

    rjsubts, i niunj gdowd is id Kainj Yuibkty Kdck`itor (KYK) ks pbi`jc od tej pirt so

    teit kts kainj wkbb mj procu`jc od tej rickonripe.

    KYbs usjc to cjtjrakdj rickonripek` quibkty irj ibso `ibbjc pjdjtroajtjrs. I

    stidcirc eobj-typj pjdjtroajtjr ks i rj`tidnubir pkj`j of ajtib wkte terjj crkbbjc

    eobjs of sjt ckiajtjrs. Sej tek`gdjss of tej pkj`j of ajtib ks i pjr`jdtinj of tej

    tek`gdjss of tej spj`kajd mjkdn rickonripejc. Sej ckiajtjr of ji`e eobj ks ckffjrjdt

    idc ks i nkvjd aubtkpbj of tej pjdjtroajtjr tek`gdjss. ^krj-typj pjdjtroajtjrs irj

    ibso wkcjby usjc, jspj`kibby outskcj tej Zdktjc Ptitjs. Sejy `odskst of sjvjrib pkj`js

    of wkrj, ji`e of i ckffjrjdt ckiajtjr. Pjdsktkvkty ks cjtjrakdjc my tej saibbjst

    ckiajtjr of wkrj teit `id mj `bjirby sjjd od tej rickonripe. I pjdjtroajtjr ks dot id

    kdck`itor or niunj to ajisurj tej skzj of i cks`odtkdukty or tej akdkaua cjtj`timbj

    fbiw skzj. Kt ks id kdck`itor of tej quibkty of tej rickonripek` tj`edkquj. ]ickonripek`kainjs irj dot ibwiys jisy to kdtjrprjt. Fkba-eidcbkdn airgs idc strjigs, fon idc

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    0= | X i n j

    spots `iusjc my cjvjbopkdn jrrors aiy aigj kt ckffk`ubt to kcjdtkfy cjfj`ts. Pu`e fkba

    irtkfi`ts aiy aisg wjbc cks`odtkduktkjs.

    Purfi`j cjfj`ts wkbb seow up od tej fkba idc aust mj rj`ondkzjc. Mj`iusj tej

    idnbj of jxposurj wkbb ibso kdfbujd`j tej rickonripe, kt ks ckffk`ubt or kaposskmbj to

    jvibuitj fkbbjt wjbcs my teks ajteoc. Mj`iusj i rickonripe `oaprjssjs ibb tej cjfj`ts

    teit o``ur terouneout tej tek`gdjss of tej wjbc kdto odj pbidj, kt tjdcs to nkvj id

    jxinnjritjc kaprjsskod of s`ittjrjc-typj cjfj`ts su`e is poroskty or kd`buskods.

    Id U-riy kainj of tej kdtjrkor of i wjbc aiy mj vkjwjc od i fbuorjs`jdt

    s`rjjd, is wjbb is od cjvjbopjc fkba. Seks aigjs kt posskmbj to kdspj`t pirts fistjr

    idc it bowjr `ost, mut kainj cjfkdktkod ks mut kainj cjfkdktkod ks posskmbj to

    ovjr`oaj aidy of tej seort`oakdns of rickonripek` kainkdn my bkdgkdn tej

    fbuorjs`jdt s`rjjd wkte i vkcjo `iajri. Kdstjic of wiktkdn for fkba to mj cjvjbopjc,

    tej kainjs `id mj vkjwjc kd rjib tkaj. Seks `id kaprovj quibkty idc rjcu`j `osts od

    procu`tkod ippbk`itkods su`e is pkpj wjbckdn, wejrj i prombja `id mj kcjdtkfkjc

    idc `orrj`tjc quk`gby.

    My cknktkzkdn tej kainj idc boickdn kt kdto i `oaputjr, tej kainj `id mj

    jdeid`jc idc idibysjc to i cjnrjj djvjr mjforj posskmbj. Aubtkpbj kainjs `id mj

    supjrkaposjc. Xkxjb vibujs `id mj iclustjc to `eidnj seickdn idc `odtrist, mrkdnkdn

    out saibb fbiws idc cks`odtkduktkjs teit woubc dot seow up od fkba. @obours `id mj

    isskndjc to tej virkous seicjs of nrjy to furtejr jdeid`j tej kainj idc aigj fbiws

    stidc out mjttjr. Sej pro`jss of cknktkzkdn id kainj tigjd froa tej fbuorjs`jdt

    s`rjjd - eivkdn teit kainj `oaputjr jdeid`jc idc tridsfjrrjc to i vkjwkdn aodktor

    - tigjs odby i fjw sj`odcs. Eowjvjr, mj`iusj tejrj ks i tkaj cjbiy, wj `id do bodnjr

    `odskcjr teks "rjib tkaj." Kt ks `ibbjc "rickos`opy kainjry."

    Jxkstkdn fkbas `id mj cknktkzjc to i`ekjvj tej siaj rjsubts idc kaprovj tej

    idibysks pro`jss. Idotejr icvidtinj ks tej imkbkty to ir`ekvj kainjs od bisjr optk`ib

    cksgs, wek`e tigj up fir bjss spi`j teid viubts of obc fkbas idc irj au`e jiskjr to

    rj`ibb wejd djjcjc. Kdcustrkib rickonripey, tejd, ks id kdspj`tkod ajteoc uskdn U

    riys idc niaai riys is i pjdjtritkdn ajckua, idc cjdsktkzjc fkba is i rj`orckdn

    ajckua, to omtikd i peotonripek` rj`orc of kdtjrdib quibkty. Njdjribby, cjfj`ts kd

    wjbcs `odskst jktejr of i vokc kd tej wjbc ajtib ktsjbf or id kd`buskod teit ckffjrs kd

    cjdskty froa tej surroudckdn wjbc ajtib.

    ]ickonripek` jqukpajdt procu`js rickitkod teit `id mj eirafub to mocy

    tkssuj kd jx`jsskvj iaoudts, so ibb sifjty prj`iutkods seoubc mj fobbowjc `bosjby. Ibb

    kdstru`tkods seoubc mj fobbowjc `irjfubby to i`ekjvj sitksfi`tory rjsubts. Odby

    pjrsoddjb weo irj trikdjc kd rickitkod sifjty idc quibkfkjc is kdcustrkib

    rickonripejrs seoubc mj pjrakttjc to co rickonripek` tjstkdn.

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    00 | X i n j

    Fkn. 3.: 0=8 GV fkxjc U-riy Sumj Fkn. 3.6 Krkckua 9;= niaai riy sour`j

    Fkn. 3.> Odsktj Cirgrooa ( ]S )

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    03 | X i n j

    Fkn. 3.5 Ptinjs of Iutoaitk` Kdspj`tkod my Cknktib ]ickonripey

    ]ickonripek` Kainj I`quksktkod , 5Q. ( Fkn. 3.5 )

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    0: | X i n j

    ]ickonripey ks usjc wejd vobuajtrk` kdspj`tkods irj dj`jssiry to kdsurj pirt

    rjbkimkbkty. ^j irj jqukppjc wkte i portimbj 968 GV x-riy tumj, i fkxjc 0=8 GV x-riy

    tumj, Krkckua 9;= idc @omibt 68 Niaai riy sour`js wek`e provkcj us wkte i wkcj

    ridnj of `ipimkbktkjs froa saibb jbj`trk` `oapodjdts to 5 kd`ejs of

    stjjb. ]ickonripek` Sjstkdn idc Kdcustrkib ]ickonripey irj Dod-Cjstru`tkvjSjstkdn ajteoc of kdspj`tkdn aitjrkibs for ekccjd fbiws my uskdn tej imkbkty of x-

    riys to pjdjtritj virkous aitjrkibs.

    Fkba pro`jsskdn ks i``oapbksejc my id iutoaitk` pro`jssor it our fi`kbkty is

    wjbb is i portimbj cirgrooa wejd kaajckitj rjsubts irj djjcjc kd tej fkjbc.

    Aindjtk` pirtk`bj kdspj`tkod ks i ajteoc of bo`itkdn idc cjfkdkdn

    cks`odtkduktkjs kd aindjtk` aitjrkibs. Kt ks jx`jbbjdt for cjtj`tkdn surfi`j cjfj`ts kd

    wjbcs, kd`buckdn cks`odtkduktkjs teit irj too saibb to mj sjjd wkte tej digjc jyj, idc

    teosj teit irj sbknetby sumsurfi`j.

    Seks ajteoc aiy mj usjc to kdspj`t pbitj jcnjs prkor to wjbckdn, kd pro`jss

    kdspj`tkod of ji`e wjbc piss or biyjr, post-wjbc jvibuitkod idc to kdspj`t rjpikrs -Fkn. 3.5.

    Fkn. 3.;- Ippbk`itkods for Aindjtk` Xirtk`bj Sjstkdn kd`bucj kdspj`tkdn pbitj jcnjs

    prkor to wjbckdn, kd pro`jss kdspj`tkod of ji`e wjbc-piss or biyjr, post wjbc

    jvibuitkod idc rjpikrs.

    Kt ks i nooc ajteoc for cjtj`tkdn surfi`j `ri`gs of ibb skzjs kd mote tej wjbc

    idc icli`jdt misj ajtib, sumsurfi`j `ri`gs, kd`oapbjtj fuskod, udcjr`ut idckdicjquitj pjdjtritkod kd tej wjbc, is wjbb is cjfj`ts od tej rjpikrjc jcnjs of tej

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    06 | X i n j

    misj ajtib. Ibteoune aindjtk` pirtk`bj tjstkdn seoubc dot mj i sumstktutj for

    rickonripey or ubtrisodk` for sumsurfi`j jvibuitkods, kt aiy prjsjdt id icvidtinj

    ovjr tejkr ajteocs kd cjtj`tkdn tknet `ri`gs idc surfi`j cks`odtkduktkjs.

    ^kte teks ajteoc, promjs irj usuibby pbi`jc od ji`e skcj of tej irji to mj

    kdspj`tjc, idc ekne iapjrinj ks pissjc teroune tej worgpbi`j mjtwjjd teja. I

    aindjtk` fbux ks procu`jc it dknet idnbjs to tej fbow of `urrjdt - Fkn. 3.;. ^ejd tejsj

    bkdjs of for`j jd`oudtjr i cks`odtkdukty, su`e is i bodnktuckdib `ri`g. Sejy irj

    ckvjrtjc idc bjig teroune tej surfi`j, `rjitkdn aindjtk` pobjs or pokdts of

    ittri`tkod. I aindjtk` powcjr custjc odto tej surfi`j wkbb `bkdn to tej bjiginj irji

    aorj tjdi`kousby teid jbsjwejrj, forakdn id kdck`itkod of tej cks`odtkdukty.

    For teks kdck`itkod to cjvjbop, tej cks`odtkdukty aust mj idnbjc inikdst tej

    aindjtk` bkdjs of for`j. Seus, wejd `urrjdt ks pissjc bodnktuckdibby teroune i

    worgpkj`j, odby bodnktuckdib fbiws wkbb seow. Xuttkdn tej worgpkj`j kdskcj i

    sobjdokc `okb wkbb `rjitj bodnktuckdib bkdjs of for`j (Fkn. 3.;) teit `iusj tridsvjrsj idc

    idnubir `ri`gs to mj`oaj vkskmbj wejd tej aindjtk` powcjr ks ippbkjc.

    Ibteoune au`e skapbjr to usj teid rickonripek` kdspj`tkod, tej aindjtk`

    pirtk`bj ajteoc ks bkaktjc to usj wkte fjrroaindjtk` aitjrkibs idc `iddot mj usjc

    wkte iustjdktk` stjjbs. I lokdt mjtwjjd i misj ajtib idc i wjbc ajtib of ckffjrjdt

    aindjtk` `eiri`tjrkstk`s wkbb `rjitj aindjtk` cks`odtkduktkjs teit aiy mj fibsjby

    kdtjrprjtjc is udsoudc. Od tej otejr eidc i truj cjfj`t `id mj oms`urjc my tej

    powcjr `bkdnkdn ovjr tej eirabjss aindjtk` cks`odtkdukty. Pjdsktkvkty cj`rjisjs

    wkte tej skzj of tej cjfj`t idc ks ibso bjss wkte roudc foras su`e is nis po`gjts. Kt ks

    mjst wkte jbodnitjc foras, su`e is `ri`gs, idc ks bkaktjc to surfi`j fbiws idc soaj

    sumsurfi`j fbiws, aostby od tekddjr aitjrkibs.

    Mj`iusj tej fkjbc aust mj ckstortjc suffk`kjdtby to `rjitj tej jxtjrdib bjiginj

    rjqukrjc to kcjdtkfy fbiws, tej fkdj, jbodnitjc cks`odtkduktkjs, su`e is eikrbkdj `ri`gs,

    sjias or kd`buskods teit irj piribbjb to tej aindjtk` fkjbc, wkbb dot seow up. Sejy

    `id mj cjvjbopjc my `eidnkdn tej ckrj`tkod of tej fkjbc, idc kt ks icvksimbj to ippby

    tej fkjbc froa two ckrj`tkods, prjfjrimby it rknet idnbjs to ji`e otejr.

    Aindjtk` powcjrs aiy mj ippbkjc cry or wjt. Sej cry powcjr ajteoc ks

    popubir for kdspj`tkdn ejivy wjbcajdts, wekbj tej wjt ajteoc ks oftjd usjc kd

    kdspj`tkdn ikr`rift `oapodjdts. Cry powcjr ks custjc udkforaby ovjr tej worg wkte

    i spriy nud, custkdn min or itoakzjr. Sej fkdjby ckvkcjc aindjtk` pirtk`bjs irj

    `oitjc to kd`rjisj tejkr aomkbkty idc irj ivikbimbj kd nrjy, mbi`g idc rjc `obours to

    kaprovj vkskmkbkty. Kd tej wjt ajteoc, vjry fkdj rjc or mbi`g pirtk`bjs irj suspjdcjc

    kd witjr or bknet pjtrobjua ckstkbbitj. Seks `id mj fbowjc or spriyjc od, or tej pirt

    aiy mj ckppjc kdto tej bkqukc. Sej wjt ajteoc ks aorj sjdsktkvj teid tej cry

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    0> | X i n j

    ajteoc, mj`iusj kt ibbows tej usj of fkdjr pirtk`bjs teit `id cjtj`t jx`jjckdnby fkdj

    cjfj`ts. Fbuorjs`jdt powcjrs aiy mj usjc for furtejr sjdsktkvkty idc irj jspj`kibby

    usjfub for bo`itkdn cks`odtkduktkjs kd `ordjrs, gjywiys, spbkdjs idc cjjp eobjs.

    Od Fjrro-aindjtk` aitjrkibs, aindjtk` pirtk`bj `id cjtj`t surfi`j fbiws teit

    woubc dot mj sjjd vksuibby. Xirtk`bjs `id mj of tej wjt or cry virkjty kd mote vkskmbj

    idc fborjs`jdt typjs. Seroune usj of `okbs, procs, ejic seots, idc eidc yogjs, teks

    ajteoc `id mj usjc od i wkcj virkjty of pirts kd mote fkjbc idc seop jdvkrodajdts.

    Aindifbux ks i ajteoc of tjstkdn fjrroaindjtk` aitjrkibs uskdn Aindjtk`

    Xirtk`bjs to cjtj`t surfi`j idc sum-surfi`j fbiws.

    Fkn. 3.98 ^jt Fbuorjs`jdt AS wjbc kdck`itkods

    Fkn. 3.99 3888 iap AS ai`ekdj

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    05 | X i n j

    Purfi`j `ri`gs idc pkdeobjs teit irj dot vkskmbj to tej digjc jyj `id mjbo`itjc my bkqukc pjdjtridt kdspj`tkod. Kt ks wkcjby usjc to bo`itj bjigs kd wjbcs idc

    `id mj ippbkjc wkte iustjdktk` stjjbs idc dodfjrrous aitjrkibs wejrj aindjtk`

    pirtk`bj kdspj`tkod woubc mj usjbjss.

    Bkqukc pjdjtridt kdspj`tkod ks oftjd rjfjrrjc to is id jxtjdskod of tej vksuib

    kdspj`tkod ajteoc. Aidy stidcircs, su`e is tej I^P C9.9 @ocj, siy teit "wjbcs

    sumlj`t to bkqukc pjdjtridt tjstkdn seibb mj jvibuitjc od tej misks of tej rjqukrjajdts

    for vksuib kdspj`tkod."

    Fkn. 3.9= - Cyj pjdjtridt kdspj`tkod ks skakbir to bkqukc pjdjtridt kdspj`tkod jx`jpt

    vkvkcby `obour cyjs vkskmbj udcjr orckdiry bknet irj usjc.

    Swo typjs of pjdjtritkdn bkqukcs irj usjc - fbuorjs`jdt idc vkskmbj cyj. ^kte

    fbuorjs`jdt pjdjtridt kdspj`tkod, i ekneby fbuorjs`jdt bkqukc wkte nooc pjdjtritkdn

    quibktkjs ks ippbkjc to tej surfi`j of tej pirt to mj jxiakdjc. @ipkbbiry i`tkod criws

    tej bkqukc kdto tej surfi`j opjdkdns, idc tej jx`jss ks tejd rjaovjc. I "cjvjbopjr" ks

    usjc to criw tej pjdjtridt to tej surfi`j, idc tej rjsubtkdn kdck`itkod ks vkjwjc myubtrivkobjt (mbi`g) bknet. Sej ekne `odtrist mjtwjjd tej fbuorjs`jdt aitjrkib idc tej

    omlj`t aigjs kt posskmbj to cjtj`t akdutj tri`js of pjdjtridt teit kdck`itj surfi`j

    cjfj`ts.

    Cyj pjdjtridt kdspj`tkod ks skakbir, jx`jpt teit vkvkcby `oborjc cyjs vkskmbj

    udcjr orckdiry bknet irj usjc - Fkn 3. Doraibby, i wektj cjvjbopjr ks usjc wkte tej

    cyj pjdjtridts teit `rjitjs i seirpby `odtristkdn mi`gnroudc to tej vkvkc cyj `obour.

    Seks ibbows nrjitjr portimkbkty my jbkakditkdn tej djjc for ubtrivkobjt bknet.

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    0; | X i n j

    Sej pirt to mj kdspj`tjc aust mj `bjid idc cry, mj`iusj idy forjknd aittjr

    `oubc `bosj tej `ri`gs or pkdeobjs idc jx`bucj tej pjdjtridt. Xjdjtridts `id mj

    ippbkjc my ckppkdn, spriykdn or mrusekdn, mut suffk`kjdt tkaj aust mj ibbowjc for

    tej bkqukc to mj fubby imsormjc kdto tej cks`odtkduktkjs. Seks aiy tigj id eour or

    aorj kd vjry jxi`tkdn worg.

    Bkqukc pjdjtridt kdspj`tkod ks wkcjby usjc for bjig cjtj`tkod. I `oaaod

    pro`jcurj ks to ippby fbuorjs`jdt aitjrkib to odj skcj of i lokdt, wikt id icjquitj

    tkaj for `ipkbbiry i`tkod to tigj pbi`j, idc tejd vkjw tej otejr skcj wkte ubtrivkobjt

    bknet. Kd tekd-wibbjc vjssjbs, teks tj`edkquj wkbb kcjdtkfy bjigs teit orckdirkby woubc

    dot mj bo`itjc my tej usuib ikr tjst wkte prjssurjs of :-=8 Km/kd=. ^ejd wibb

    tek`gdjss jx`jjBkqukc Xjdjtridt cs 9/3 kd., eowjvjr, sjdsktkvkty of tej bjig tjst

    cj`rjisjs.

    Fkn. 3.90 Vkskmbj XS Kdck`itkod Fkn. 3.93 Fbuorjs`jdt XS Kdck`itkod

    Od Dod-Aindjtk` Aitjrkibs, bkqukc pjdjtridt `id cjtj`t surfi`j fbiws teit

    woubc dot mj sjjd vksuibby. Xjdjtridt `id mj of tej vkskmbj or fbuorjs`jdt virkjty kd

    mote witjr wiseimbj idc sobvjdt rjaovimbj typjs. Seks ajteoc `id mj usjc od i

    wkcj virkjty of pirts kd mote fkjbc idc seop jdvkrodajdts. ks i bow `ost kdspj`tkod

    ajteoc wejrj i Xjdjtridt aiy mj ippbkjc my ckppkdn, spriykdn or mrusekdn, to

    bo`itj surfi`j-mrjigkdn cjfj`ts kd ibb dod-porous aitjrkibs.

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    38 | X i n j

    Zbtrisodk` Kdspj`tkod ks i ajteoc of cjtj`tkdn cks`odtkduktkjs my ckrj`tkdn iekne-frjqujd`y soudc mjia teroune tej misj pbitj idc wjbc od i prjck`timbj pite.

    ^ejd tej soudc mjia's pite strkgjs id kdtjrruptkod kd tej aitjrkib `odtkdukty, soaj

    of tej soudc ks rjfbj`tjc mi`g. Sej soudc ks `obbj`tjc my tej kdstruajdt, iapbkfkjc

    idc ckspbiyjc is i vjrtk`ib tri`j od i vkcjo s`rjjd - Fkn. 3.9:.

    Fkn. 3.9: - Zbtrisodk` kdspj`tkodcjtj`ts cks`odtkduktkjs mote od idc

    mjbow tej wjbc surfi`j. @oapi`t, portimbj jqukpajdt aigjs kt jisy to usj kd

    tej fkjbc.

    Mote surfi`j idc sumsurfi`j cjfj`ts kd ajtibs `id mj cjtj`tjc, bo`itjc idc

    ajisurjc my ubtrisodk` kdspj`tkod, kd`buckdn fbiws too saibb to mj cjtj`tjc my otejr

    ajteocs.

    Sej ubtrisodk` udkt `odtikds i `rystib of quirtz or otejr pkjzojbj`trk` aitjrkib

    jd`ipsubitjc kd i tridscu`jr or promj. ^ejd i vobtinj ks ippbkjc, tej `rystib vkmritjs

    ripkcby. Is id ubtrisodk` tridscu`jr ks ejbc inikdst tej ajtib to mj kdspj`tjc, kt

    kapirts aj`eidk`ib vkmritkods of tej siaj frjqujd`y is tej `rystib teroune i `oupbjt

    aitjrkib kdto tej misj ajtib idc wjbc. Sejsj vkmritkodib wivjs irj propinitjc

    teroune tej aitjrkib udtkb tejy rji`e i cks`odtkdukty or `eidnj kd cjdskty. It tejsj

    pokdts, soaj of tej vkmritkodib jdjrny ks rjfbj`tjc mi`g. Is tej `urrjdt teit `iusjs

    tej vkmritkod ks seut off idc od it 68-9888 tkajs pjr sj`odc, tej quirtz `rystibkdtjrakttjdtby i`ts is i rj`jkvjr to pk`g up tej rjfbj`tjc vkmritkods. Sejsj `iusj

    prjssurj od tej `rystib idc njdjritj id jbj`trk`ib `urrjdt. Fjc to i vkcjo s`rjjd, teks

    `urrjdt procu`js vjrtk`ib cjfbj`tkods od tej eorkzodtib misj bkdj. Sej rjsubtkdn

    pittjrd od tej fi`j of tej tumj rjprjsjdts tej rjfbj`tjc skndib idc tej cks`odtkdukty.

    @oapi`t portimbj ubtrisodk` jqukpajdt ks ivikbimbj for fkjbc kdspj`tkod idc ks

    `oaaodby usjc od mrkcnj idc stru`turib worg.

    Zbtrisodk` tjstkdn ks bjss suktimbj teid otejr DCJ ajteocs for cjtjrakdkdn

    poroskty kd wjbcs, mj`iusj roudc nis porjs rjspodc to ubtrisodk` tjsts is i sjrkjs ofskdnbj-pokdt rjfbj`tors. Seks rjsubts kd bow-iapbktucj rjspodsjs teit irj jiskby

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    39 | X i n j

    `odfusjc wkte "misj bkdj doksj" kdejrjdt wkte tjstkdn piriajtjrs. Eowjvjr, kt ks tej

    prjfjrrjc tjst ajteoc for cjtj`tkdn pbikdjr-typj cks`odtkduktkjs idc biakditkod.

    Xortimbj ubtrisodk` jqukpajdt ks ivikbimbj wkte cknktib opjritkod idc

    ak`ropro`jssor `odtrobs. Sejsj kdstruajdts aiy eivj mukbt-kd ajaory idc `id

    provkcj eirc-`opy prkdtouts or vkcjo aodktorkdn idc rj`orckdn. Sejy `id mj

    kdtjrfi`jc wkte `oaputjrs, wek`e ibbow furtejr idibysks, co`uajdtitkod idc

    ir`ekvkdn, au`e is wkte rickonripek` citi. Zbtrisodk` jxiakditkod rjqukrjs jxpjrt

    kdtjrprjtitkod froa ekneby sgkbbjc idc jxtjdskvjby trikdjc pjrsoddjb.

    Fkn. 3.96 Zbtrisodk` Fbiw Cjtj`tor

    Zbtrisodk` tjstkdn `id mj usjc to cjtj`t cjfj`ts su`e is `ri`gs, biakditkods,

    serkdginj `ivktkjs, nis eobjs, sbin kd`buskods, kd`oapbjtj fuskod, kd`oapbjtj

    pjdjtritkod idc bi`g of modc kd i wkcj virkjty of aitjrkibs. Zbtrisodk` tek`gdjss

    tjstkdn ks ibso i wkcjby usjc ippbk`itkod to cjtjrakdj kdtjnrkty of tej aitjrkib kd

    sjrvk`j. My uskdn ekne frjqujd`y soudc wivjs, Zbtrisodk` Sjstkdn ejbps kd Sek`gdjss

    Sjstkdn.

    Fkn. 3.9> Cknktib Sek`gdjss Niunj

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    3= | X i n j

    Seks aocubj ks kdtjdcjc to prjsjdt kdforaitkod od tej DCS ajteoc of jccy

    `urrjdt kdspj`tkod. Jccy `urrjdt kdspj`tkod ks odj of sjvjrib ajteocs teit usj tej

    prkd`kpib of jbj`troaindjtksa is tej misks for `odcu`tkdn jxiakditkods. Pjvjrib

    otejr ajteocs su`e is ]jaotj Fkjbc Sjstkdn (]FS). Jccy `urrjdt kdspj`tkod ks usjc

    jxtjdskvjby to kdspj`t tumkdn it powjr njdjritkod idc pjtro`ejak`ib fi`kbktkjs for

    `orroskod idc jroskod.

    Ibteoune dot is wkcjby utkbkzjc is tej otejr ajteocs, jccy `urrjdt `id mj

    usjc to cjtj`t cjfj`ts, sort aitjrkib, tjst tek`gdjss idc tjst `odcu`tkvkty od i wkcj

    virkjty of aitjrkibs. @ekbbjr systja tumkdn ks jiskby tjstjc uskdn teks ajteoc. Jccy

    @urrjdt kdspj`tkod ks usjc to bo`itj cjfj`ts kd dod-fjrrous tumkdn. Xrkairy

    ippbk`itkods kd`bucj `ekbbjc witjr udkts, turmkdj `odcjdsjrs, ^jbckdn Kdspj`tkod,

    idc aitjrkib sortkdn.

    @ri`g Cjtj`tkod Aindkfykdn Nbiss

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    :8 | X i n j

    Fkn. 3.=5 Cknktib ^jbckdn Niunj

    Fkn. 3.=; ^jbc Zdcjr`ut Niunj

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    :9 | X i n j

    Fkn. 3.08 Mrkcnj @ia Niunj

    Fkn. 3.09 Iutoaitk` ^jbc Pkzj Niunj

    Fkn. 3.0= Pkdnbj ^jbc Niunj

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    53/56

    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    := | X i n j

    Simbj 9 ]jfjrjd`j Nukcj to Ailor Ajteocs for tej Dodcjstru`tkvj Jxiakditkod of ^jbcs

    Kdspj`tkod

    Ajteoc

    Jqukpajdt

    ]jqukrjc

    Jdimbjs

    Cjtj`tor of

    Icvidtinjs Bkaktitkods ]jairgs

    Vksuib Aindkfykdn

    nbiss ^jbc

    skzkdn niunj

    Xo`gjt rubjPtriknet jcnj

    orgaidsekp

    stidcircs

    Purfi`j fbiws -

    `ri`gs,

    poroskty,

    udfkbbjc`ritjrs, sbin

    kd`buskods

    ^irpinj,

    udcjrwjbckdn,

    ovjrwjbckdn,

    poorby forajc

    mjics,

    aksibkndajdts,

    kapropjr fktup

    Bow `ost.

    @id mj

    ippbkjc

    wekbj worgks kd pro`jss,

    pjrakttkdn

    `orrj`tkod of

    fiubts. Nkvjs

    kdck`itkod of

    kd`orrj`t

    pro`jcurjs.

    Ippbk`imbj to

    surfi`j

    cjfj`ts odby.

    Xrovkcjs dopjraidjdt

    rj`orc.

    Peoubc ibwiys

    mj tej prkairy

    ajteoc of

    kdspj`tkod, doaittjr weit

    otejr tj`edkqujs

    irj rjqukrjc. Ks

    tej odby

    "procu`tkvj"

    typj of

    kdspj`tkod. Ks tej

    dj`jssiry

    fud`tkod ofjvjryodj weo kd

    idy wiy

    `odtrkmutjs to

    tej aigkdn of

    tej wjbc.

    ]ickonripek @oaajr`kib

    U-riy or

    niaai udkts

    aicj

    jspj`kibby for

    kdspj`tkdn

    wjbcs,

    `istkdns idc

    fornkdns. Fkba

    idc

    pro`jsskdnfi`kbktkjs.

    Kdtjrkor

    ai`ros`opk`

    fbiws - `ri`gs,

    poroskty, mbow

    eobjs, dod-

    ajtibbk`

    kd`buskods,

    kd`oapbjtj

    root

    pjdjtritkod,

    udcjr`uttkdn,k`k`bjs, idc

    ^ejd tej

    kdck`itkods

    irj rj`orcjc

    od fkba,

    nkvjs i

    pjraidjdt

    rj`orc.

    ^ejd

    vkjwjc od i

    fbuoros`opk`

    s`rjjd, ibow-`ost

    ]jqukrjs sgkbb

    kd `eooskdn

    idnbjs of

    jxposurj,

    opjritkdn

    jqukpajdt,

    idc

    kdtjrprjtkdn

    kdck`itkods.

    ]jqukrjs

    sifjtyprj`iutkods.

    U-riy kdspj`tkod

    ks rjqukrjc my

    aidy `ocjs idc

    spj`kfk`itkods.

    Zsjfub kd

    quibkfk`itkod of

    wjbcjrs idc

    wjbckdn

    pro`jssjs.

    Mj`iusj of `ost,

    kts usj seoubc mjbkaktjc to teosj

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    :0 | X i n j

    Fbuoros`opk`

    vkjwkdn

    jqukpajdt.

    murdteroune. ajteoc of

    kdtjrdib

    kdspj`tkod

    Dot njdjribby

    suktimbj for

    fkbbjt wjbc

    kdspj`tkod.

    irjis wejrj

    otejr ajteocs

    wkbb dot provkcj

    tej issurid`j

    rjqukrjc.

    Aindjtk`

    Xirtk`bj

    Ppj`kib

    `oaajr`kib

    jqukpajdt.

    Aindjtk`

    powcjrs - cry

    or wjt fora7

    aiy mjfbuorjs`jdt

    for vkjwkdn

    udcjr

    ubtrivkobjt

    bknet.

    Jx`jbbjdt for

    cjtj`tkdn

    surfi`j

    cks`odtkduktkjs-

    jspj`kibby

    surfi`j `ri`gs.

    Pkapbjr to

    usj teid

    rickonripek`

    kdspj`tkod.

    Xjrakts

    `odtrobbjc

    sjdsktkvkty.]jbitkvjby

    bow-`ost

    ajteoc.

    Ippbk`imbj to

    fjrroaindjtk`

    aitjrkibs

    odby.

    ]jqukrjs sgkbb

    kd

    kdtjrprjtitkodof kdck`itkods

    idc

    rj`ondktkod of

    krrjbjvidt

    pittjrds.

    Ckffk`ubt to

    usj od roune

    surfi`js.

    Jbodnitjc

    cjfj`ts piribbjb

    to tej aindjtk`

    fkjbc aiy dot

    nkvj pittjrd7 for

    teks rjisod tej

    fkjbc seoubc mjippbkjc froa

    two ckrj`tkods it

    or djir rknet

    idnbjs to ji`e

    otejr.

    Bkqukc

    Xjdjtridt

    @oaajr`kib

    gkts

    `odtikdkdn

    fbuorjs`jdt or

    cyj

    pjdjtridts

    idc

    cjvjbopjrs.

    Ippbk`itkod

    jqukpajdt for

    tej cjvjbopjr.

    I sour`j of

    ubtrivkobjt

    bknet - kf

    fbuorjs`jdt

    ajteoc ks

    usjc.

    Purfi`j `ri`gs

    dot rjickby vksk

    mbj to tej

    udikcjc jyj.

    Jx`jbbjdt for

    bo`itkdn bjigs

    kd wjbcajdts.

    Ippbk`imbj

    to aindjtk`

    idc

    dodaindjtk`

    aitjrkibs.

    Jisy to usj.

    Bow `ost.

    Odby surfi`j

    cjfj`ts irj

    cjtj`timbj.

    @iddot mj

    usjc

    jffj`tkvjby od

    eot

    issjambkjs.

    Kd tekd-wibbjc

    vjssjbs wkbb

    rjvjib bjigs dot

    orckdirkby

    bo`itjc my usuib

    ikr tjsts.

    krrjbjvidt

    surfi`j

    `odcktkods

    (saogj, sbin)

    aiy nkvj

    aksbjickdn

    kdck`itkods.

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    ^JBCKDN CJFJ@S X]JCK@SKOD KD PSJIA XKXJP OF SEJ]AIB XO^J] XBIDS MMXX

    :3 | X i n j

    Zbtrisodk` Ppj`kib

    `oaajr`kib

    jqukpajdt,

    jktejr of tej

    pubsj-j`eo or

    tridsaksskod

    typj.

    Ptidcirc

    rjfjrjd`j

    pittjrds for

    kdtjrprjtitkod

    of ]F or vkcjo

    pittjrds.

    Purfi`j idc

    sumsurfi`j

    fbiws

    kd`buckdn

    teosj too saibb

    to mj cjtj`tjc

    my otejr

    ajteocs.

    Jspj`kibby for

    cjtj`tkdn

    sumsurfi`j

    biakditkod-bkgj

    cjfj`ts.

    Vjry

    sjdsktkvj.

    Xjrakts

    promkdn of

    lokdts

    kdi``jsskmbj

    to

    rickonripey.

    ]jqukrjs ekne

    cjnrjj of

    sgkbb kd

    kdtjrprjtkdn

    pubsj-j`eo

    pittjrds.

    Xjraidjdt

    rj`orc ks dot

    rjickby

    omtikdjc.

    Xubsj-j`eo

    jqukpajdt ks

    ekneby

    cjvjbopjc for

    wjbc kdspj`tkod

    purposjs.

    Sej

    tridsaksskod-

    typj jqukpajdt

    skapbkfkjs

    pittjrd

    kdtjrprjtitkod

    wejrj kt ksippbk`imbj.

    I nooc DCJ kdspj`tkod pronria aust rj`ondkzj tej kdejrjdt bkaktitkods of

    ji`e pro`jss. For jxiapbj, mote rickonripey idc ubtrisoudc eivj ckstkd`t

    orkjdtitkod fi`tors teit aiy nukcj tej `eok`j of wek`e pro`jss to usj for i pirtk`ubir

    lom. Sejkr strjdntes idc wjigdjssjs tjdc to `oapbjajdt ji`e otejr. ^ekbjrickonripey ks udimbj to rjbkimby cjtj`t biakditkod-bkgj cjfj`ts, ubtrisoudc ks au`e

    mjttjr it kt. Od tej otejr eidc, ubtrisoudc ks poorby suktjc to cjtj`tkdn s`ittjrjc

    poroskty, wekbj rickonripey ks vjry nooc.

    ^eitjvjr kdspj`tkod tj`edkqujs irj usjc, piykdn ittjdtkod to tej "Fkvj X's" of

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    9. Xro`jss Pjbj`tkod

  • 7/29/2019 Analysis of Welding Defects in Steam Pipes

    56/56

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