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Design Concept Proposal 4 (1)-2

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    DMO FUTURE SUBMARINE

    CONCEPT DESIGN PROPOSAL

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    1 INTRODUCTION 2

    1.1 SCOPE 2

    1.2 DESIGNCONSIDERATIONS 2

    1.3 DOCUMENTPURPOSE 4

    1.4 INTENDEDAUDIENCE 4

    1.5 TEAMMEMBERS 5

    2 BACKGROUND 7

    2.1 HISTORY 7

    2.2 SIMILARVESSELSTUDY 8

    3 DESIGN DRIVERS 12

    3.1 OPERATIONALAREA 12

    3.2 WEAPONSSYSTEMS 12

    3.3 SENSORSYSTEMS 12

    3.4 SAFETY 12

    4 PRELIMINARY SYSTEMS REVIEW 13

    4.1 HULL 134.2 SAIL 16

    4.3 CONTROLSURFACES 16

    4.4 MATERIALS 18

    4.5 PROPULSION 18

    4.6 POWERING 2

    4.7 ELECTRICAL 22

    4.8 BALLAST 22

    4.! MANEUVERING 23

    4 1 S 25

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    1 INTRODUCTION

    1"1 S#$%&

    The project being undertaken b our group is to tender the design o! an open ocean ""# $ieselsubmarine able to undertake %nti&"ur!ace and %nti& "ubmarine 'ar!are( )"*E' and special !orcesinsertions+ The vessel is to utili,e current -ommercial and Militar O!!&the&"hel! Technologies .herepossible+

    1"2 D&'()* C$*'(+&,-.($*'

    The hull o! the submarine is re/uired to be as hdrodnamicall e!!icient as possible( .hile having thelo.est possible acoustic signature across its operating speed range+ The design and position o! the control

    sur!aces and e0ternal appendages shall not impede divers entering or e0iting the vessel( or diversoperating in close pro0imit to the vessel+ The submarine needs to have a compartmental arrangementthat allo.s !or the immediate isolations o! sstems and .hole compartments to ensure vessel and cre.survivabilit+ % streamline !in is re/uired to house common mast raising e/uipment is re/uired and mustpermit rapid changes to mast paloads .ithout needing to remove the vessel !rom the .ater+ The vesselmust be able to bottom .ithout causing damage to the structure or sstems o! the vessel+ The vessel mustalso be capable o! ver precise control at lo. speeds to allo. !or sa!e bottoming o! the vessel and covertapproaches+ 1inall the submarine design needs to allo. !or gro.th and cost e!!ective through li!ecapabilit upgrades and additions+

    1"1"1 GL G&*&,-/ D&'()* #$*'(+&,-.($*'

    Germanschier Llod presents a detailed series o! principles and considerations that should be taken as the!oundation o! .hich the design process is based around+ GL outlines general principles o! design( as .ellas more speci!ic areas consideration( .hich are Environmental( noise and shock( hatches2doors2accessports( e/uipment and corrosion protection+ The general design principles are as !ollo.s3

    "ubmarines are to be designed and constructed in a .a that !ailure o! an single component

    t i i t d it ti

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    1"1"2 O%&,-.($*-/ P,$0(/&

    The submarine .ill be based in -airns( .ith the %ustralasian region as its primar area o! operations+

    F(),& 11 O%&,-.($*-/ R-*)& $0 P,$%$'&+ S-,(*&

    The crush depth is to be determined b the local bathmetr in the operational area to reduce the risk o!catastrophe .hile on station+ The submarine must have an overall endurance o! 45 das( .hile being ableto sta on station !or a minimum o! 65 das+ The submarine is e0pected to have a submerged transitspeed o! greater than 7 knots( including .hile at periscope depth and a patrol speed o! at least 8 knots+The operation range has been determined using at 95 da steaming time at 7 knots transit speed+

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    $isplacement 8:55t

    )ndiscretion *atio 95;

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    1"3 D$#&*. %,%$'&

    This document is to provide a basis o! design proposal !or an open ocean ""# diesel submarine !or the

    $e!ence Materiel Organisation

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    M&&, C$,'& S.,&*).' W&-*&''&' U*-8-(/-(/(.9 R$/& (* .& %,$:.

    Brock OE "tructural -alculations

    and visuali,ation "tructural $esign

    %ppling *ule sets

    and *egulations tocalculations anddesign

    Brie! dra.ing

    e0perience -%$ $ra.ing

    1E% %nalsis

    Mechanical and

    Electrical "stems$esign

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    G% design and

    implementing human!actorsH

    to thesis .ork ?ull and G%

    design anddra.ing

    ?elp .ithsstems designbased on chie!sstems engineersadvice

    Jihoon N% 9$ -%$ dra.ing

    "tructural -alculations

    -1$ modelling 1E%

    'riting *eport

    -ommunication .ith

    English

    -urrentl no

    scheduledunavailabilities

    ?ull and G%

    design anddra.ing+

    ?drostatic(hdrodnamicand seakeepingcalculations+

    ?elp .ith

    sstems( based onchie! sstemsengineers advice

    -1$ and 1E%

    analsis o! aspects o! design

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    2 BACKGROUND

    2"1 H('.$,9

    The use o! submarines in naval operations can be traced back as earl as the %merican *evolutionar'ar( .hen a .ooden vessel .as built .ith the purpose o! attaching e0plosives to the underside o! British.arships+ The !irst success!ul naval engagement b a submarine occurred during the %merican -ivil 'arin 6748( .hen the ?+L+ ?unle torpedoed and sank the A"" ?ousatonic in -harleston ?arbour +"ubmarine developed continued( particularl through the 1irst and "econd 'orld 'ars until developmentarrived at the German Tpe II) A&Boat( .idel considered to be the !ore!ather o! modern submarinedesign+ The Tpe II) A&Boat can be considered the !irst true submarine( rather than a submersible boat+The II) could remain submerged !or up to 66 das at a time( and re/uired onl @&: hours sur!ace time to

    recharge batteries and replenish air supplies+ The laout o! the vessel( sho.n in 1igure 9 &9still bears astriking resemblance to modern submarines+

    F(),& 22 T9%& ;;I UB$-. /-9$.

    )n addition to a modern hull design the vessel technical speci!ications are also comparable to modernvessels( .ith the onl large di!!erence occurring in vessel si,e( .ith the Tpe II) onl displacing 676Ftons+

    1ollo.ing the success o! the A&Boat !leet in ''))( navies around the .orld began to conduct serious

    h d d l ! b i h ll d Th A"" %lb h !i b i

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    F(),& 24 F,&*# S#$,%&*& C/-''

    2"2 S((/-, 8&''&/ '.+9

    )n order to develop an understanding o! the characteristic design attributes that .ill be re/uired indeveloping a !uture diesel&electric submarine !or $MO( 6F diesel&electric or ""# tpe submarine designs.ere analsed+ #e attributes investigated include compliment( displacement( sstems( .eapons(endurance and geometric parameters+ Through investigating these attributes( design considerations to beincorporated in this design .ere identi!ied+

    % major concern .ith !uture submarine design is the compatibilit .ith current in!rastructure in %ustralia+This includes the length and dra!t o! the submarine .hich .ould restrict the dr docking andmanouverabilit in %ustralian harbours+ )n a paper produced b the $e!ence "cience and TechnologOrganisation

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    )n the design brie!( the displacement has a limitation o! 8:55 tonnesD b observing the linear trend line(the ma0imum length

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    T-/& 23 M->( '&,)&+ '%&&+ 0$, &-# +&'()* =(. #$,,&'%$*+(*) F,$+& 8-/&'

    Class

    Leng

    th

    Bea

    m s

    Speed

    (kts)

    Speed

    (m/s)

    Froude(Lengt

    h)

    Froude

    (Beam)

    Froude

    (s)Andrasta 49 - 885 15 !1""" #!$5% -

    #!951%91#4

    S&orpene ""!4 "!% 15## %#

    1#!%8888 #!4#$

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    1!$19%8%$5

    #!9"#5$59

    pe%#9 "4 "!5 181# 1%

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    1!4#8144""

    #!9"51"5

    *-1## "" !$ %%"4 %5 1%!8"11 #!5#51!519851

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    +olph,n "8!" "!8 %4## %5 1%!8"11 #!49"1!54""855

    1!1%%%1%4%

    9 $ # 9 %$ # 8 $

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    The average ma0imum submerged speed is 6F+F4 knots( e0ceeding the ma0imum re/uirement !or the!uture design b almost 65 knots+ The highlighted ro.s in Table sho. designs that have characteristics.hich are desired in the !uture submarine design+ The similarit !or 1roude values !or three o! these

    classes the Kuan( "oru and Tpe 964 can be seen in the above table+

    %nalsing the selected ""# submarines also gave insight into the .eapons and combat sstems adoptedin each design and also the propulsion sstems adopted+ "ee %ppendi0 !or a more detailed overvie. o!the various sstems used+

    "ummarising( the similar vessel analsis o! ""# submarines has identi!ied the design considerations

    re/uired !or the !uture $MO submarine design+ The length o! the submarine based on a limitation o! 8:55tonnes is appro0imated bet.een 75 to F5 meters( ho.ever in order to achieve a length to beam ratio o!4+4 a length o! appro0imatel 8 meters .ith a diameter o! 66 meters should be considered initiall i!the operational re/uirements such as .eapon paload and on board sstems can be incorporated into thesegeometric parameters+

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    3 DESIGN DRIVERS

    3"1 O%&,-.($*-/ A,&-

    The operational area o! the submarine .ill have a major e!!ect o! the design o! the submarineD directla!!ecting the si,e( crush depth and operational pro!ile o! the vessel+ %dditionall the transit speed .illa!!ect the si,e o! the operational area and determine .here missions ma occur and determine the tpe o!mission being undertaken+ The operational area includes littoral and blue .ater areas( meaning thatstealth in both shallo. and deep .ater environments .ill be re/uiredD this .ill ultimatel a!!ect theoverall shape and propulsion sstem o! the submarine+

    3"2 W&-%$*' S9'.&'

    The submarine .ill be re/uired to undertake "ubmarine&submarine( submarine&sur!ace ship andsubmarine&air combat as .ell as mine laing operations+ The vessel .ill need to be e/uipped .ithtorpedo tubes capable o! launching at least a 8 .eapon salvo as .ell as the associated 1ire control andload2launch sstems+ These sstems can be ver .eight and volume intensive( and generall need to bepositioned at the bo. o! the ship !or hori,ontal launch+ Optionall the submarine ma be e/uipped .ithvertical launch missiles !or sea&land combat+ Mine&laing operations generall use the torpedo tubes !orlaunch( but ma also utili,e specialist mine racks e0ternal to the pressure hull+

    3"3 S&*'$, S9'.&'

    The vessel .ill re/uire an e0tensive suite o! sensors to carr out operational actions utili,ing active andpassive sonar( bottom navigation and mine detecting sonar( to.ed listening arras( electric and magneticsensors !or vessel detection and signals intelligence as .ell as cameras !or real time vision outside thevessel hull+ Each o! these sstems .ill need to be located !or optimum per!ormance and their location.ill a!!ect the general arrangement and possibl the hull shape o! the vessel+ %dditionall the vessel .illneed a suite o! sur!ace transit sensors !or navigation and maneuvering+

    3"4 S-0&.9

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    4 PRELIMINARY SYSTEMS REVIEW

    4"1 H//

    The overall design o! the hull si,e and shape is determined based on the entiret o! the vesselsre/uirements and that o! the sstems !itted on board( i+e+ volume2shape( .eight and re/uired installationposition o! the sstems+ % detailed stud in to individual sstems re/uirements is currentl beingconducted+ The hull sstem is( at the most basic level( comprised o! t.o parts( the pressure

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    The teardrop shape hull is that .hich has no parallel or straightH sections( its diameter is continuouslchanging over its length+ This !orm is optimi,ed !or hdrodnamic e!!icienc and creating the leastresistance to !or.ard motion( .hile sacri!icing usable space and reducing the ma0imum pressure hull si,e.ith respect to outer hull si,e+

    4"1"1"2 P-,-//&/ M(+ B$+9

    These submarines .ith a clindrical midsection are optimi,ed !or ease o! construction and design( as .ellas an increase in usable pressure hull space( relative to outer hull volume( .hen compared to the teardropshape+

    F(),& 4 H// F$,'

    4"1"2 P,&'',& H//

    The pressure hull is a major contributor to the overall .eight o! the submarine+ 1or this reason( the

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    F(),& 4! P,&'',& H// S-%&'

    4"1"3 N$'&

    e0plains that the nose shape is o! paramount importance as it initiates the !lo. around the bod o! thesubmarine( as .ell as houses acoustic sensors and torpedo tubes+ )n accordance .ith the brie!( the !lo.noise has to be kept to an absolute minimum( so ideall the boundar laer over the nose .ould belaminar+

    -onducted a computational stud in to !our di!!erent nose shapes used on a model high&speed under.atervehicle+ The shapes .ere conical( stubbed nose( spherical and elliptical( the are sho.n in 1igure 8 &65+

    F(),& 41< N$'& '-%&' -*-/9'&+ 9

    F(),& 411 C$%.-.($*-/ D,-) R&'/.'

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    "to.age and support !or masts .hen the are raised(

    % conning position rovides an abilit to operate covertl .hile at shallo. depths b removing the need to sur!ace

    the major hull section o! the submarine+

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    4"3 C$*.,$/ S,0-#&'

    4"3"1 F$,=-,+ C$*.,$/ F(*'

    The !or.ard control !ins serve the purpose o! manoeuvring the submarine verticall .hen it issubmerged( !urthermore the provide precise depth keeping abilit( especiall at lo. speeds and atshallo. depths

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    )t can be seen that !or !ins o! the same .idth( the I&plane con!iguration .ill e0trude less past the hull inthe hori,ontal and vertical directions+ 'hile it is clear that the operation o! the cruci!orm con!iguration isa much more simplistic( direct approach !or designers and operators( advancements in modern technologhas reduced the control comple0it o! the I plane+ 1or this reason( initial research suggests that the I

    plane rudder sstem is the choice sstem( due to its redundanc( having all !our !ins operating in both ahori,ontal and vertical manner+

    4"4 M-.&,(-/'

    The pressure hull e0periences large pressure !orces( increasing .ith depth+ Obviousl( a major restrictionin material choice !or the pressure hull is its cost and availabilit+ %ccording to the most common choicein material is high&tensile

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    4"5"2 C$*.,$//-/& P(.# P,$%&//&,

    -ontrollable pitch propellers >= are more comple0 than !i0ed pitch b allo.ing the vessel to changethe blade pitch through hdraulics+ $ue to this !le0ibilit( ->>s are able to be adjusted in accordance toimproving thrust and overall e!!icienc+ ?o.ever( in some applications to maintain simplicit( the

    rotational speed remains constant .ith the altered blade angle de!ining the hdrodnamic characteristics+> sstem can cause additionalmovement that ma increase cavitation and subse/uent noise in a misaligned sstem+ This addedcomple0it to the on&board sstems also decreases reliabilit and adds a need !or !urther servicing+

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    T-/& 44 C$%-,('$* &.=&&* %,$%/'($* #$*#&%.'

    C$*#&%. B&*&0(.' D('-+8-*.-)&'

    1i0ed&pitch propeller "implistic design

    Minimisation o!

    moving parts

    Lack o! adaptation to

    di!!erent conditions loss o! e!!icienc

    -ontrollable&pitch propeller %ble to adapt to

    di!!erent conditions better e!!icienc

    )ncreased number o!

    moving parts

    E0tra

    production2maintenancecosts

    $ucted propeller Better e!!icienc

    Lo.er noise

    -an add protection to

    the propeller blades

    Ma reduce re/uired

    propeller diameter

    More comple0 design

    E0tra

    production2maintenancecosts

    -ontra&rotating propeller Better tor/ue balancing )ncreased e!!icienc

    More comple0 design E0tra

    production2maintenancecosts

    'aterjet propulsion )ncreased e!!icienc at

    high speeds

    )ncrease e!!icienc

    E0pensive at lo. speeds+

    E0tra

    production2maintenance

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    1urthermore( it can be concluded thatD

    % high ske. number is bene!icial .ithin submarine propulsion+

    'ater jet and contra&rotating propellers are not !easible !or this design+ The addition o! a duct to a high ske. !i0ed pitch propeller can increase e!!icienc( decrease noise

    and overall implement a simple sstem .ith high reliabilit+

    4"6 P$=&,(*)

    4"6"1 D(&'&/

    ""# "ubmarines main source o! propulsion and po.er generation comes !rom traditional diesel po.eredengine+ The engine is used to po.er an generator and charge banks o! batteries to store the energ !or use

    once the vessel is submerged+ )n order to run the diesels a snorkel is e0tended !rom the mast o! thesubmarine to above the .ater sur!ace allo.ing air to reach the engines( .hile the e0haust gas is ventedbelo. the .ater sur!ace+ )n submarine applications( lo. .eight( high e!!icienc engines are re/uired( as.ell as .ell&matched generators to allo. !or ma0imum charging e!!icienc o! the batteries( reducing theamount o! time needed to operate at the sur!ace+ The amount o! time taken to recharge the batteriescompared to the time taken to deplete them is kno.n as the indiscretion ratio+

    4"6"2 A(, I*+&%&*+&*. P$=&,(*)

    4"6"2"1 F&/ C&//'

    1uel cells are currentl at the !ore!ront o! %ir )ndependent >o.ering = sstemsD o! particular interestis their high e!!icienc !or energ conversion !rom the reactants+ 'ith output e!!icienc projected to bedouble that o! heat engine cclesD their use can lead to lave savings in !uel and o0idants + There are anumber o! di!!erent tpes o! !uel cell that are being considered !or use on submarines !or %)> purposes( acomparison is sho.n in Table 8 &4+

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    4"6"2"2 B-..&,(&'

    %s .ith !uel cells there are a number o! batter tpes that can be used !or submarine applications( asbatter technolog has been around longer than !uel cells the technolog involved in much moredeveloped+ %" such a large number o! ""# submarines make use o! Lead&%cid batteries as the havegood energ densit and are eas to use and recharge+ Ne.er batter tpes are available that can producegrater po.er( but are much more di!!icult to use and re/uire speciali,ed operating conditions+ The t.obatter tpes than can be realisticall considered !or use at this stage are Lead&%cid and Nickel&-admiumbatteries+ 'hile Nickel -admium has a better energ densit( the are more e0pensive( drop outputsuddenl as charge depletes and su!!er !rom memor e!!ects on recharge+

    4"6"2"3 M-*(#-/ AIP

    Mechanical %)> sstems !ocus on adapting e0isting !orms o! combustion engines !or submerged use+This process usuall involves collecting the e0haust gases( scrubbing the -O9 and other .aste products!rom the gas( adding o0gen and !eeding the gas back into the engine( allo.ing the engine to operate.ithout re/uiring sur!ace atmosphere+ The dra.back o! these sstems ho.ever is /uite apparent(combustion engines are generall ver nois and the ancillar sstems re/uired to scrub the e0haust gasescan occup large volumesD also additional o0gen needs to be carries to suppl the engines+ 1urthermore(man o! the applications are onl suitable !or lo. po.er generation applications( meaning man cannotbe used !or propulsive purposes+

    T-/& 47 C$%-,('$* $0 M-*(#-/ AIP

    P$=&, S$,#& C$&*.'

    -losed -cle $iesel Mature( lo. cost( nois

    "tirling Engine Mature( Lo. po.er( nois

    -losed Braton -cle $evelopment potential( lo. application data

    *ankine -cle >roven Tech( lo. maturit

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    4"7 E/.,(#-/

    The electrical sstems o! the submarine can be divided into t.o broad categoriesD generation and

    distribution+ The generation side o! the sstem involves the creation o! electricit !rom the maingeneratoro.ering devices+ The electricalpo.er generated is usuall stored in batteries in traditional diesel submarines+ The distribution side o! theelectrical sstem .ill be responsible !or sa!el transmitting the electrical po.er to the various shipssstems+ The distribution sstem .ill likel include a high voltage sstem !or po.ering the propulsionmotor

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    4"! M-*&8&,(*)

    % submarine re/uires a high maneuvering degree in the hori,ontal plane+ ?aving greater stabilit todi!!erent re/uirements( both in static and dnamic conditions that are re/uired in the vertical plane+Location o! submarines altitude and position is per!ormed as !ollo.s3

    Lateral

    >ropellers( engines( and rudder+

    $epth

    %djust the buoanc through the ballast in relation to the submarine displacement

    >ositive control achieved b plane sur!ace

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    4"!"1 L-.&,-/ %/-*& -*&8&,'

    4"!"1"1 T,*(*)

    'hen turning( the submarine .ill encounter both s.a and a.+ Transverse local vectors act on the bod

    in stead state and are generated as sho.n belo.( .ith a relativel high transverse velocit at the stern+

    F(),& 416 T,-*'8&,'& /$#-/ 8&/$#(.(&' -*+ (*(.(-/ '(+& 0$,#&' +& .$ - .,* @F$,,&'. 2

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    There are t.o important places to consider during vertical plane maneuvers+ These include neutral pointand critical point+

    The neutral point is the position that vertical !orce applied to cause the depth o! the change o! .here the

    submarine is+ There is no change in the pitch angle+ The position o! the neutral point is basicall !i0ed+

    1or a high !or.ard speed( this is 62@ appro0imatel o! the bo. length stern+ B placing the !or.ardcontrol sur!ace to the neutral point( the depth o! the submarine can be altered .hile maintaining its trim+

    F(),& 41! N&.,-/ P$(*. @F$,,&'. 2

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    Structural fire protection

    Non&combustible materials rotect electrical heating appliances and heaters against overheating

    )nstall combustible materials in closed cabinets

    Fire Surveillance

    >rovide manual !ire alarm devices in several compartments

    MA"T >rovide automatic !ire alarm devices in un&manned internal spaces rovide e0tinguishing agent in each compartment o! the pressure hull

    No permitted o! e0tinguishing agents .ith a to0ic or narcotic e!!ect

    "alt .ater is not permitted as e0tinguishing agent

    >rovide e0tinguishing agents !or distilled .ater( dr po.der( !oam( and -O9

    >rovide at least one o! portable !ire e0tinguisher in each closed space o! the pressure hull

    4"1

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    %n essential part o! the design o! the submarine is the abilit to trans!er personnel to a rescue submarine(should an emergenc re/uiring such an evacuation occur+ The major consideration o! this design aspect isthe location o! the seating structure+ The decision is not onl based upon our submarine design( but alsoheavil depends on the design o! the rescue submarine+ 1or this reason( !re/uent communication bet.eenthe t.o design teams is o! the utmost importance+

    1igure 8 &96 details o! a tpical e0ample o! an escape trunk and seating sur!ace structure( to be installedon the sub in distressH+

    F(),& 421 L$=&, %/-* 8(&= $0 R&'#& S S&-.(*) @8(&= (0 &>(.(*) '-,(*&

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    F(),& 423 S.($* V(&=

    1igure 8 &9@ is an illustration o! .hat is visible !rom the e0terior o! the hull+ The seating sur!ace sits !lush.ith the outer hull and e0tends through to the pressure hull( as seen in 1igure 8 &98+

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    $ue to the e0ternal temperatures at lo. .ater depths( insulation around the pressure vessel is !undamentalto obtaining a sa!e living temperature .ithin the submarine+ ?o.ever( areas o! the hull ma not havesu!!icient insulation( and other areas

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    4"11"4 F$$+ S.$,&'

    %de/uate storage .ill be provided to allo. !or enough !ood to be on board !or a 5 person compliment!or the entire 45 da endurance+ )deall the storage areas should be adjacent to the galle and easil

    accessible via loading hatches either topside or via .eapons loading bas+

    4"11"5 W-'.& D('%$'-/

    %de/uate storage and !acilities .ill be provided in order to allo. !or the correct disposal o! gre .ater(black .ater and !ood .aste+ *egulations as stated in Marpol -onvention %nne0 : .ill be considered !orproviding ade/uate disposal !acilities+

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    5 SCHEDULE TIME MANAGEMENT

    5"1 W$, B,&-+$=* S.,#.,&

    To outline the basic milestones .ith subse/uent predecessors( the !ollo.ing .ork breakdo.n structure details the tasks involved .ithin the scopeo! this design+ )t is e0pected that throughout the duration o! the .ork changes ma occur that ma both cause additions and removals !rom theoutlined structure+

    %dditionall( the calendar used .ithin the 'B" has been adjusted to utili,e ever non&conventional hour that the students has to dedicate to.ardsthe project+

    T-/& 5 O./(*& $0 .-'' 0&-.,&+ =(.(* .& %,$:. %/-*

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    5"2 C-*)& C$*.,$/ M-*-)&&*.

    Ane0pected events are a constant possibilit in managing a project as comple0 as this one( ho.ever bhaving a solid change management control sstem in place sudden changes can be managed to minimi,e

    disruption to the project schedule+ Given the nature o! this project( being one o! concept design( ratherthan re/uiring construction( there are unlikel to be an events o! a magnitude great enough to causeserious delas to the project+ There are onl t.o main areas !or major change to occurD changes in designre/uirements and changes in deadlines+

    -hanges in the design re/uirements should be easil handled b the design spiral approach that .ill beused to develop the submarine design+ The onl issue .ill be i! changes to the design criteria are madelate in the design process+ Given ho.ever( that the team has met .ith the clients alread to discuss thedesign and can contact them on a regular basis( this issue can be easil avoided+ The second issue o!changing deadlines is ver unlikel to occur given the nature o! the project and the structure o! the

    deliver timetable+

    ?o.ever should changes occur( the !ollo.ing steps .ill be carried out to ensure the are accounted !orD

    $etermine .hat has changed

    $etermine ho. it .ill a!!ect to project

    Ensure all team members are a.are o! the change

    *evie. an previous and current .ork to determine i! it needs to be re.orked )ncorporate change into !urther design .ork

    Make alterations to project timetable as re/uired

    -ommunicate changes to $ave ?arte or )ndustr -lient as re/uired

    5"3 M(/&'.$*&'

    Table : &F lists the milestones !or this project( along .ith their estimated completion time!rame as

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    6 QUALITY MANAGEMENT

    To ensure that all .ork is presented to the same /ualit( the same template documents should be used+

    1or all .ritten .ork( the appropriate %ustralian Maritime -ollege template shall be used as provided onMLo+ %n @ dimensional -%$ dra.ings shall be presented on the %M- %uto-%$ template asprovided on the %M- student .ebsite+ %n other outputs that do not have a standardi,ed template !ile(such as >aramarine( .ill need to be assessed on a case b case basis in order to ensure their results mesh.ith other .ork+ Once an output stle is agreed upon( it shall be used !or all subse/uent .ork !or therelevant program+ >rior to submission( all .ork is to be revie.ed b the supervising lecturer and2or otherthird parties to check its content is correct and it is proo!read to ensure proper spelling( grammar andpresentation+

    7 COMMUNICATIONS MANAGEMENT

    The basis o! this design project involves ongoing communication .ith relevant stakeholders to ensuree0pectations are met+ %n outline is given in Error3 *e!erence source not !ound !or the method and!re/uenc o! communication+

    T-/& 71

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    *isk %ssessment On21or3 leasedescribe in detail=

    1inal ear $esign >roject

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    describe in detail=

    *isk %ssessment -onducted B3Jihoon Lim "igned3 $ate3 57&Mar&6:

    *evie.$ate3

    )denti!>otential?a,ards2*isks

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    tasks the have been assigned to+

    ?igh 64 Lo. : 1urther brainstorming along .ith asking eachindividual member !or ideas helps clear

    Lo. 9 Lo. @

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    *esearchGroupmeeting

    )deas are notthoroughldisscussed as ateam

    -on!usionon .hat ist o be done Moderate >ossi bl e

    1urtherbrainstormingand askingmembers tocontributetheir ideas *easonable Minor Anlikel

    "harethe*isk

    con!usion about a particular idea presented+Organising !or !urther individual research.hich .ill be later discussed at the ne0tmeeting allo.s members to think about theidea more and then !urther researching o!!ersmore understanding+

    %cademic

    >er!ormance or

    ualit

    -omplet

    ing tasks

    Tasks notcompeleted

    be!ore deadline

    *ushed

    .ork so it

    .ont be up

    to standard Moderate >ossible

    ?igh 64 Establishtimelines(havingmemberspresent a

    progress reporton .here the

    are at at *easonable Minor Anlikel

    Lo. :

    %cceptthe

    *isk

    % timeline that all members o! the groupagree on .ill be established+ %t the meetings(each member is re/uired to present aprogress report o! .here the are at in thetasks the have been assigned to+ %ssistance

    !rom other members .ill be o!!ered i! aparticular member is struggling or !inding it

    di!!icult to complete a task+

    Lo. 9 Lo. 9

    "tudent2"ta!!'el!are

    Group.orkingtogether

    -on!lictbet.eenmembers

    %!!ectsgroupper!ormance( members.ont .antto .ork together(taskscompletedmight notbe up tos tandard Minor Anli kel

    Lo. : Anderstandthat .orkingin a teamre/uires somenegotiationand comprise(respectingideaspresented bmembers( anddisagreeingpolitel andrespect!ull *easonable Minor Anlikel

    Lo. :

    "harethe*isk

    Anderstanding that .orking in a teamre/uires some negotiation and comprise(respecting ideas that members present( and.hen disagreeing do so politel andrespect!ull+ -on!licting members areencouraged to talk about their disagreementsand then to come to an agreeableunderstanding that enables them to .orktogether+ -on!licts also arise !rom the o!stress .orking on other units+ )n thesesituations con!licting members areencouraged to cool o!! and de&stress be!orecommencing on their tasks+

    Lo. @ Lo. 8

    %cademic>er!ormance or ualit

    Group.orkingtogether

    Members notcontributing

    Bigger.ork load!or other groupmembers(hal! done.ork Moderate >ossible

    ?igh 64

    %ddress thisissue at thene0t meeting(or schedulemeeting .ithunitcoordinators *easonable Minor Anlikel

    Lo. :

    "harethe*isk

    )! members are not contributing( then thegroup .ill !irstl address this issue at thene0t meeting and voice their concerns to thememberossi bl e

    ?igh 64

    1ind and!igure it out.h team

    member is notattendingmeeting *easonable )nsigni!icant >ossible

    Lo. 8

    "harethe*isk

    The team member .ill be contacted be!orethe meeting begins+ )! the member isunreachable be!ore the meeting and evenduring the meeting then an email

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    ! REFERENCES

    %nderson( >+ ropeller $evelopments !or a "ubmarine+ )nternational "mposium on

    Marine >ropulsors+Beveridge( J+ L+ er!ormance o! a >roposed -ruising( $ucted >ropeller !or"ubmarines+ $epartment o! the Nav+

    Burcher+ *( *+ L+

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    APPENDI; A G-*.. #-,.

    F(),& !25 G-*.. #-,. 0$, %&,($+ F&,-,9 22*+.$ *& 6.

    F(),& !26 G-*.. #-,. 0$, %&,($+ *& 7..$ O#.$&, 1


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