Appendices

169

Appendix M: Equipment summary sheets M.1 Classic M.1.1 Reactor and vessels EQUIPMENT NR. : NAME :

C301 Classifying Crystalliser

R101 Reactor

Horizontal Vertical Pressure [bara] : 1 1 Temp. [oC] : 23.0 80 Volume [m3] : Diameter [m] : L or H [m] :

1.66 (1) 1.0 2.2

4.3 1.76 1.76

Internals - Tray Type : - Tray Number : - Fixed Packing Type : Shape : - Catalyst Type : Shape : - - -

n.a. n.a. n.a. n.a. n.a. n.a.

n.a. n.a. n.a. n.a. n.a. n.a.

Number - Series :

- Parallel :

1 -

1

Materials of Construction :

SS(2) CS, glass lined

Other : Remarks: (1) C-301 : Volume is calculated for a residence time of 21.5 minutes (2) SS = Stainless Steel; Designers : G-group 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

170

M.1.2 Pumps

EQUIPMENT NR. : NAME :

P111 P121 P131 P141 P211

Type : Number :

Slurry pump 1

Centrifugal 1

Centrifugal 1

Centrifugal 1

Centrifugal 1

Medium transferred :

Mg(OH)2

H2SO4

Chemical add.

MgSO4 sol.

MgSO4 sol.

Capacity [kg/s] : [m3/h] :

0.14 0.31

0.18 0.27

0

0.0005

0.98 3.19

0.18 0.54

Density [kg/m3] : 1742 1800 ? 1200 1200 Pressure [bara] :

1

1

1

1

1

Head [m] :

10

9

7

6

16

Temperature [oC] :

30

10

10

23

10

Power [W] :

40

30

0

145

75

Materials of Construction :

Carbon steel

Carbon steel

Carbon steel

Carbon steel

Carbon steel

Other :

Designers : G-groep 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

171

EQUIPMENT NR. : NAME :

P212 P213 P221 P311

Type : Number :

Centrifugal 1

Centrifugal 1

Centrifugal 1

Centrifugal 1

Medium transferred :

MgSO4 sol.

Water

MgSO4 sol

MgSO4 sol.

Capacity [kg/s] : [m3/h] :

1.37 3.79

1.37 4.94

2.7 8.1

35

96.9

Density [kg/m3] : 1300 1000 1200 1300 Pressure [bara] :

1

1

1

1

Head [m] :

27

9

15

29

Temperature [oC] :

80

10

10

50

Power [W] :

725

880

800

14210

Materials of Construction :

Carbon steel

Carbon steel

Carbon steel

Carbon steel

Other :

Designers : G-groep 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

172

M.2 EFC M.2.1 Reactor and vessels EQUIPMENT NR. : NAME :

C301 Classifying Crystalliser

R101 Reactor

Horizontal Vertical Pressure [bara] : 1 1 Temp. [oC] : 23.0 80 Volume [m3] : Diameter [m] : L or H [m] :

0.90 (1) 0.4 0.72

2.45 1.46 1.46

Internals - Tray Type : - Tray Number : - Fixed Packing Type : Shape : - Catalyst Type : Shape : - - -

n.a. n.a. n.a. n.a. n.a. n.a.

n.a. n.a. n.a. n.a. n.a. n.a.

Number - Series :

- Parallel :

1 -

1

Materials of Construction :

SS(2) CS, glass lined

Other : Remarks: (1) C-301 : Volume is calculated for a residence time of 21.5 minutes (2) SS = Stainless Steel; Designers : G-group 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

173

M.2.2 Pumps EQUIPMENT NR. : NAME :

P111 P121 P131 P141 P212

Type : Number :

Centrifugal 1

Slurry 1

Centrifugal 1

Centrifugal 1

Centrifugal 1

Medium transferred :

MgSO4 sol.

Mg(OH)2

H2SO4

Chem add.

MgSO4 sol.

Capacity [kg/s] : [m3/h] :

0.18 0.54

0.14 0.31

0.13 0.27

0

0.0005

0.746 2.07

Density [kg/m3] : 1200 1742 1800 - 1300 Pressure [bara] :

1

1

1

1

1

Head [m] :

16

10

9

7

24

Temperature [oC] :

10

30

10

10

80

Power [W] :

75

40

30

0

450

Materials of Construction :

Carbon steel

Carbon steel

Carbon steel

Carbon steel

Carbon steel

Other :

Designers : G-groep 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

174

EQUIPMENT NR. : NAME :

P213 P312 P322 P211 P151

Type : Number :

Centrifugal 1

Centrifugal 1

Centrifugal 1

Centrifugal 1

Centrifugal 1

Medium transferred :

Water

MgSO4 sol

MgSO4 sol

MgSO4 sol.

MgSO4 sol.

Capacity [kg/s] : [m3/h] :

0.36 1.30

0.55 1.64

0.49 1.47

0.50 1.65

0.45 1.48

Density [kg/m3] : 1000 1300 1300 1300 1200 Pressure [bara] :

1

1

1

1

1

Head [m] :

9

15

14

10

7

Temperature [oC] :

10

23

0

-4

0

Power [W] :

110

210

175

125

80

Materials of Construction :

Carbon steel

Carbon steel

Carbon steel

Carbon steel

Carbon steel

Other :

Designers : G-groep Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

175

EQUIPMENT NR. : NAME :

P311

Type : Number :

Centrifugal 1

Medium transferred :

MgSO4 sol.

Capacity [kg/s] : [m3/h] :

18.65 55.95

Density [kg/m3] : 1300 Pressure [bara] :

1

Head [m] :

23

Temperature [oC] :

50

Power [W] :

6130

Materials of Construction :

Carbon steel

Other :

Designers : G-groep 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

176

Appendix N: Equipment specification sheets N.1 Classic process N.1.1 Reactor R101 EQUIPMENT NUMBER : R101 In Series : 1 NAME : Reactor In Parallel : none

General Data Service : - Buffer / Storage / Separation / Reaction Type : - Agitated Position : - Horizontal - Vertical Internals : - Demister / Plate / Coil / _________ Heating/Cooling medium : - none / Open / Closed / External Hxgr /________ - Type : Water - Quantity [kg/s] : 9.00 - Press./Temp.’s [bara/oC] : 1/20 Vessel Diameter (ID) [m] : 1.76 Vessel Height [m] : 1.76 Vessel Tot. Volume [m3] : 4.30 Vessel Material : CS Other : glas lined

Process Conditions Stream Data

Feed Top Bottom

Temperature [oC] Pressure [bara] Density [kg/m3] Mass Flow [kg/s]

:n.a. :1 :n.a. :1.37

:80 :1 :n.a. :1.37

:80 :1 :n.a :n.a.

Composition mol% wt% mol% wt% mol% wt%

MgSO4 H2O

n.a. n.a.

6.6 93.4

32 68

n.a n.a

Remarks:

Designers : G-group 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

177

N.1.2 Evaporator S201 EQUIPMENT NUMBER : S201 In Series : 1 NAME : Evaporator In Parallel : none

General Data Service : - Buffer / Storage / Separation / Reaction Type : - Position : - Horizontal - Vertical Internals : - Demister / Plate / Coil / _________ Heating/Cooling medium : - none / Open / Closed / External Hxgr /________ - Type : n.a. - Quantity [kg/s] : n.a. - Press./Temp.’s [bara/oC] : n.a. Vessel Diameter (ID) [m] : n.a. Vessel Height [m] : n.a. Vessel Tot. Volume [m3] : n.a. Vessel Material : n.a. Other : n.a.

Process Conditions Stream Data

Feed Top Bottom

Temperature [oC] Pressure [bara] Density [kg/m3] Mass Flow [kg/s]

: 10 : 1 : 1150 : 0.180

: 101 : 1 : 0.598 : 0.060

: 101 : 1 : 1200 : 0.121

Composition mol% wt% mol% wt% mol% wt%

MgSO4 H2O

28 72

16 84

0 100

0 100

45 55

21 79

Remarks: Designers : G-group 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

178

N.1.3 Heat exchanger E321

EQUIPMENT NUMBER : E321 In Series : 1 NAME : Evaporator In Parallel : none

General Data Service : - Heat Exchanger - Vaporizer - Cooler - Reboiler - Condenser (Air cooled) Type : - Fixed Tube Sheets - Plate Heat Exchanger - Floating Head - Finned Tubes - Hair Pin - Thermosyphon - Double Tube - Position : - Horizontal - Vertical Capacity [kW] : 160 (Calc.) Heat Exchange Area [m2] : 2.20 (Calc.) Overall Heat Transfer Coefficient [W/m2⋅⋅⋅⋅oC] : 1500 (Approx.) Log. Mean Temperature Diff. (LMTD) [oC] : 64.6 Passes Tube Side : 1 Passes Shell Side : n.a.

Correction Factor LMTD (min. 0.75) : 0.75 Corrected LMTD [oC] : 48.4

Process Conditions Shell Side Tube Side

Medium : Mass Stream [kg/s] : Mass Stream to - Evaporate [kg/s] : - Condense [kg/s] :

Average Specific Heat [kJ/kg⋅⋅⋅⋅oC] : Heat of Evap. / Condensation [kJ/kg] : Temperature IN [oC] : Temperature OUT [oC] : Pressure [bara] : Material :

Steam

0

- 2.26

140 110

1 n.a.

ex FGD

2.706

0

3.302 -

10 101

1 n.a.

Remarks: (1) Calculations Designers : G group 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

179

N.1.4 Filter S202 EQUIPMENT NUMBER : S202 In series : 1 NAME : Filter In Parallel : None General Data Service : - Buffer / Storage / Separation / Reaction

Type : -Precoat filter with pressure operation

Position : - Horizontal

- Vertical Average filtration rate [m/hr] : 2.46 Filtering area [m2] : 1.55 Weight [kg]

Process Conditions

Stream Data Feed Out (MgSO4) Out (waste sludge)

Temperature [°C] : 80 80 80

Pressure [bara] : 1 1 1

Density [kg/m3] : 1295 1295 -

Mass Flow [kg/s] : 1.373 1.371 0.002

MgSO4 [wt%] H2O

; 32% 68%

32% 68%

-

Designers : G-groep 2001

Project ID-Number : CPD3270 Date : 11-12-2001

Appendices

180

N.1.5 Cool crystalliser C301

EQUIPMENT NUMBER : C301 In Series : 1 NAME : Cool - Crystalliser In Parallel : none

General Data Service : - Buffer / Storage / Separation / Reaction Type : - Classifying Crystalliser Position : - Horizontal - Vertical Internals : - Demister / Plate / Coil / _________ Heating/Cooling medium : - none / Open / Closed / External Hxgr /________ - Type : Water - Quantity [kg/s] : 11.8 - Press./Temp.’s [bara/oC] : 1/10-15 Vessel Diameter (ID) [m] : 1.00 Vessel Height [m] : 2.20 Vessel Tot. Volume [m3] : 1.66 Vessel Material : SS Other : glas lined

Process Conditions Stream Data

Feed Out

Temperature [oC] Pressure [bara] Density [kg/m3] Mass Flow [kg/s]

:80 :1 :n.a. :1.37

:23 :1 :1295 :n.a.

Composition mol% wt% mol% wt%

MgSO4 H2O MgSO4·7H2O

32 68 0

19 55 26

Remarks: Designers : G-groep 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

181

N.1.6 Heat exchanger E321 EQUIPMENT NUMBER : E321 In Series : 1 NAME : Cool Crystalliser Heat Exchanger In Parallel : none

General Data Service : - Heat Exchanger - Vaporizer - Cooler - Reboiler - water (cooled)(1) Type : - Plate Heat Exchanger - Floating Head - Thermosyphon - Hair Pin - Fixed Tube Sheets - Double Tube - Position : - Horizontal - Vertical Capacity [kW] : 247 (Calc.) Heat Exchange Area [m2] : 24.1 (Calc.) Overall Heat Transfer Coefficient [W/m2⋅⋅⋅⋅oC] : 1000 (Approx.) Log. Mean Temperature Diff. (LMTD) [oC] : 11.35 Passes Tube Side : 1 Passes Shell Side : n.a.

Correction Factor LMTD (min. 0.75) : 0.98 Corrected LMTD [oC] : 11.1

Process Conditions Shell Side Tube Side

Medium : Mass Stream [kg/s] : Mass Stream to - Cool [kg/s] : Average Specific Heat [kJ/kg⋅⋅⋅⋅oC] : Temperature IN [oC] : Temperature OUT [oC] : Pressure [bara] : Material :

Water

11.8

4.18

10.0 15.0

1.0 SS (2)

MgSO4-Solution

34.3

34.3 3.09

25.3 22.5

1.0 SS (2)

Remarks: (1) Calculation of Water Cooler: Chemical Engineering, volume 6 (2) Stainless Steel is preferred over Carbon Steel

Designers : G-group 2001 Project ID-Number : CPD3270 Date : 11-12-2001

Appendices

182

N.1.7 Centrifuge S203

EQUIPMENT NUMBER : S203 In Series : 1 NAME : Centrifuge In Parallel : none General Data Service : - Buffer / Storage / Separation / Reaction Type : - Scroll discharge centrifuge Position : - Vertical - Horizontal Capacity [t/h] : 2.5 Power [kW] : 30+10 Model : WL-450 Diameter [mm] : 450 Speed [rpm] : 2800 Press./Temp.’s [bara/oC] : n.a. Application [ - ] : dewatering chemical materials

Process Conditions Stream Data

Feed Out (Epsomite)

Out (recycle)

Temperature [oC] : Pressure [bara] : Density [kg/m3] :Mass Flow [kg/s] :

23 1

1275 1,373

23 1

1678 0,3608

23 1

1275 1,01

Composition wt% wt% wt%

MgSO4 .7H2O

H2O

MgSO4

20 59 21

95 5

0 74 26

Designers : G-groep 2001

Project ID-Number : CPD3270 Date : 11-12-2001

Appendices

183

N.1.8 Dryer D401 EQUIPMENT NUMBER : D401 In Series : 1 NAME : Rotary Dryer In Parallel : none

General Data Service : - Buffer / Storage / Separation / Dryer Type : - Rotary Position : - Horizontal - Vertical Internals : - Demister / Plate / Coil / Flights Heating/Cooling medium : - none / Open / Closed / External Hxgr / Hot air - Type : Super heated steam - Quantity [kg/s] : 0.55 - Press./Temp.’s [bara/oC] : 1/125. Vessel Diameter (ID) [m] : 0.83 Vessel Height [m] : 7.2 Vessel Tot. Volume [m3] : 3.91 Vessel Material : CS Other :

Process Conditions Stream Data

Feed End

Temperature [oC] Pressure [bara] Density [kg/m3] Mass Flow [kg/s]

:23 :1 :n.a. :0.379

:45 :1 :n.a. :0.379

Composition mol% wt% mol% wt%

MgSO4·7H2O H2O

95 5.0

98 2

Remarks: Designers : G-group 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

184

N.2 EFC process N.2.1 Reactor R101 EQUIPMENT NUMBER : R-101 In Series : 1 NAME : Reactor In Parallel : none

General Data Service : - Buffer / Storage / Separation / Reaction Type : - Agitated Position : - Horizontal - Vertical Internals : - Demister / Plate / Coil / _________ Heating/Cooling medium : - none / Open / Closed / External Hxgr /________ - Type : Water - Quantity [kg/s] : 16.24 - Press./Temp.’s [bara/oC] : 1/20 Vessel Diameter (ID) [m] : 1.46 Vessel Height [m] : 1.46 Vessel Tot. Volume [m3] : 2.45 Vessel Material : CS Other : glas lined

Process Conditions Stream Data

Feed Out

Temperature [oC] Pressure [bara] Density [kg/m3] Mass Flow [kg/s]

:n.a. :1 :n.a. :0.76

:80 :1 :n.a. :0.76

Composition mol% wt% mol% wt% mol% wt%

MgSO4 H2O

n.a. n.a.

6.6 93.4

32 68

Remarks: Designers : G-groep 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

185

N.2.2 Filter S202 EQUIPMENT NUMBER : S202 In series : 1 NAME : Filter In Parallel : None General Data Service : - Buffer / Storage / Separation / Reaction

Type : -Precoat filter with pressure operation

Position : - Horizontal

- Vertical Average filtration rate [m/hr] : 2.46 Filtering area [m2] : 0.85 Weight [kg]

Process Conditions

Stream Data Feed Out (MgSO4) Out (waste sludge)

Temperature [oC] : 80 80 80

Pressure [bar] : 1 1 1

Density [kg/m3] : 1295 1295 -

Mass Flow [kg/s] : 0.751 0.749 0.002

MgSO4 [wt%] H2O

; 32% 68%

32% 68%

-

Designers : G-groep 2001

Project ID-Number : CPD3270 Date : 11-12-2001

Appendices

186

N.2.3 Cool crystalliser C301

EQUIPMENT NUMBER : C301 In Series : 1 NAME : Cool - Crystalliser In Parallel : none

General Data Service : - Buffer / Storage / Separation / Reaction Type : - Classifying Crystalliser Position : - Horizontal - Vertical Internals : - Demister / Plate / Coil / _________ Heating/Cooling medium : - none / Open / Closed / External Hxgr /________ - Type : Water - Quantity [kg/s] : 6.46 - Press./Temp.’s [bara/oC] : 1/10-15 Vessel Diameter (ID) [m] : 0.40 Vessel Height [m] : 0.72 Vessel Tot. Volume [m3] : 0.90 Vessel Material : SS Other : glas lined

Process Conditions Stream Data

Feed Out

Temperature [oC] Pressure [bara] Density [kg/m3] Mass Flow [kg/s]

:80 :1 :n.a. :0.751

:23 :1 :n.a. :n.a.

Composition mol% wt% mol% wt% mol% wt%

MgSO4 H2O MgSO4·7H2O

32 68

19 53 28

Remarks: Designers : G-groep 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

187

N.2.4 Heat exchanger E321

EQUIPMENT NUMBER : E-321 In Series : 1 NAME : Cool Crystalliser Heat Exchanger In Parallel : none

General Data Service : - Heat Exchanger - Vaporizer - Cooler - Reboiler - water (cooled)(1) Type : - Plate Heat Exchanger - Floating Head - Thermosyphon - Hair Pin - Fixed Tube Sheets - Double Tube - Position : - Horizontal - Vertical Capacity [kW] : 135 (Calc.) Heat Exchange Area [m2] : 13.2 (Calc.) Overall Heat Transfer Coefficient [W/m2⋅⋅⋅⋅oC] : 1000 (Approx.) Log. Mean Temperature Diff. (LMTD) [oC] : 11.4 Passes Tube Side : 1 Passes Shell Side : n.a.

Correction Factor LMTD (min. 0.75) : 0.9 Corrected LMTD [oC] : 10.2

Process Conditions Shell Side Tube Side

Medium : Mass Stream [kg/s] : Mass Stream to - Cool [kg/s] : Average Specific Heat [kJ/kg⋅⋅⋅⋅oC] : Temperature IN [oC] : Temperature OUT [oC] : Pressure [bara] : Material :

Water

6.46

4.18

10.0 15.0

1.0 SS (2)

MgSO4-Solution

18.8

34.3 3.09

25.3 22.5

1.0 SS (2)

Remarks: (1) Calculation of Water Cooler: Chemical Engineering, volume 6 (2) Stainless Steel is preferred over Carbon Steel

Designers : G-group 2001 Project ID-Number : CPD3270 Date : 11-12-2001

Appendices

188

N.2.5 EFC C302

EQUIPMENT NUMBER : C302 In Series : 1 NAME : Cooled Disc Column Crystalliser In Parallel : none

General Data Service : - Buffer / Storage / Separation / Crystallisation Type : - Scraped cooled disc Position : - Vertical - Horizontal Internals : - Demister / Plate / Coil / Plates_ Heating/Cooling medium : - none / Open / Closed / External cooling unit / - Type : Liquid chiller - Quantity [kg/s] : 3.0 - Press./Temp.’s [bara/oC] : 1.0 Vessel Diameter (ID) [m] : 1.6 Vessel Height [m] : 7.5 Vessel Tot. Volume [m3] : 15 Vessel Material : Stainless Steel 316 (SS316) Other :

Process Conditions Stream Data

Feed Recycle Top Bottom

Temperature [oC] Pressure [bara] Density [kg/m3] Mass Flow [kg/s]

:23 :0 :1 :1 :1295 :1210 :0.548 :0.608

:-4 :1 :1190 :0.503

:-4 :1 :1335 :0.654

Composition wt% wt% mol% wt% mol%

wt%

MgSO4 H2O

Ice

MgSO4.7H2O

26 74 0 0

19 81 0 0

- - - -

17.1 72.9 10 0

- - - -

60.8 14.2 0 25

Remarks: In going stream consists of a 26% MgSO4 solution feed and a 19% MgSO4 solution recycle stream. Designers : G-groep 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

189

EQUIPMENT NUMBER : C-302 In Series : 1 NAME : Scraped Cooled Wall Crystalliser In Parallel : none

General Data Service : - Buffer / Storage / Separation / Crystallisation Type : - Scraped cooled wall Position : - Vertical - Horizontal Internals : - Demister / Plate / Coil / none Heating/Cooling medium : - none / Open / Closed / External cooling unit / - Type : Liquid chiller - Quantity [kg/s] : 3.0 - Press./Temp.’s [bara/oC] : 1.0 Vessel Diameter (ID) [m] : 2 Vessel Height [m] : 6 Vessel Tot. Volume [m3] : 19 Vessel Material : Stainless Steel 316 (SS316) Other :

Process Conditions Stream Data

Feed Recycle Top Bottom

Temperature [oC] Pressure [bara] Density [kg/m3] Mass Flow [kg/s]

:23 :0 :1 :1 :1295 :1210 :0.548 :0.608

:-4 :1 :1190 :0.503

:-4 :1 :1335 :0.654

Composition wt% wt% mol% wt% mol% wt%

MgSO4 H2O

Ice

MgSO4.7H2O

26 74 0 0

19 81 0 0

- - - -

17.1 72.9 10 0

- - - -

60.8 14.2 0 25

Remarks: In going stream consists of a 26% MgSO4 solution feed and a 19% MgSO4 solution recycle stream. Designers : G-groep 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

190

N.2.6 Cooling unit E322

EQUIPMENT NUMBER : E322 In Series : 1 NAME : Cooling unit In Parallel : none

General Data Service : - Heat Exchanger - Vaporizer - Cooler - Reboiler - Condenser Type : - Liquid chiller - Plate Heat Exchanger - Floating Head - Finned Tubes - Hair Pin - Thermosyphon - Double Tube - Position : - Horizontal - Vertical Capacity [kW] : 100 Heat Exchange Area [m2] : - Overall Heat Transfer Coefficient [W/m2⋅⋅⋅⋅oC] : - Log. Mean Temperature Diff. (LMTD) [oC] : -

Passes Tube Side : - Passes Shell Side : - Correction Factor LMTD (min. 0.75) : - Corrected LMTD [oC] : -

Process Conditions Shell Side Tube Side

Medium : Mass Stream [kg/s] : Mass Stream to - Evaporize [kg/s] : - Condense [kg/s] :

Average Specific Heat [kJ/kg⋅⋅⋅⋅oC] : Heat of Evap. / Condensation [kJ/kg] : Temperature IN [oC] : Temperature OUT [oC] : Pressure [bara] : Material :

Freezium

3.0 - -

3.16 -

-6 -15

1.0 -

R404-A

- - -

- -

- -

- -

Remarks: Designers : G-groep 2001 Project ID-Number : CPD3270

Date : 11-12-2001

Appendices

191

N.2.7 Centrifuge S203

EQUIPMENT NUMBER : S203 In Series : 1 NAME : Centrifuge In Parallel : none General Data Service : - Buffer / Storage / Separation / Reaction Type : - Scroll discharge centrifuge Position : - Vertical - Horizontal Capacity [t/h] : 2.5 Power [kW] : 30+10 Model : WL-450 Diameter [mm] : 450 Speed [rpm] : 2800 Press./Temp.’s [bara/oC] : 1 / 23 Application [ - ] : dewatering chemical materials

Process Conditions Stream Data

Feed Out (Epsomite)

Out (recycle)

Temperature [oC] Pressure [bara] Density [kg/m3] Mass Flow [kg/s]

23 1

1275 0,745

23 1

1678 0,197

23 1

1275 0,548

Composition Wt% Wt% Wt%

MgSO4 H2O MgSO4·7H2O

19 53 28

100

26 74 0

Designers : G-groep 2001

Project ID-Number : CPD3270 Date : 11-12-2001

Appendices

192

N.2.8 Centrifuge S204

EQUIPMENT NUMBER : S204 In Series : 1 NAME : Centrifuge In Parallel : none General Data Service : - Buffer / Storage / Separation / Reaction Type : - Scroll discharge centrifuge Position : - Vertical - Horizontal Capacity [t/h] : 2.5 Power [kW] : 30+10 Model : WL-450 Diameter [mm] : 450 Speed [rpm] : 2800 Press./Temp.’s [bara/oC] : 1 / 0 Application [ - ] : dewatering chemical materials

Process Conditions Stream Data

Feed Out(Epsomite) Out(recycle)

Temperature [oC] Pressure [bara] Density [kg/m3] Mass Flow [kg/s]

-4 1

1200 0,654

0 1

1678 0,172

0 1

1200 0,490

Composition Wt% Wt% Wt% MgSO4 H2O MgSO4·7H2O

14 60 26

100

19 81

Designers : G-groep 2001

Project ID-Number : CPD3270 Date : 11-12-2001

Appendices

193

N.2.9 Washing Column S201

EQUIPMENT NUMBER : S201 In Series : 1 NAME : Washing column In Parallel : none General Data Service : - Buffer / Storage / Separation / Reaction Type : - Hydraulic washing column Position : - Vertical - Horizontal Capacity [t/h] : 1.8 Power scraper [kW] : 5 Diameter [mm] : 700 Height [mm] : 2000 Amount of filter tubes [ - ] : 19 Height of filter [mm] : 100 Press./Temp.’s [bara/oC] : n.a. Application [ - ] : washing ice crystals

Process Conditions Stream Data

Feed Out (Ice) Out (recycle)

Temperature [oC] Pressure [bara] Density [kg/m3] Mass Flow [kg/s]

: -4 : 1 : 1200 : 0,503

: 0 : 1 : 916,7 : 0,051

: 0 : 1 : 1200 : 0,452

Composition wt% Wt% wt%

MgSO4 H2O ICE

17 73 10

100

19 81

Designers : G-groep 2001

Project ID-Number : CPD3270 Date : 11-12-2001

Appendices

194

N.2.10 Dryer D401 EQUIPMENT NUMBER : D401 In Series : 1 NAME : Rotary Dryer In Parallel : none

General Data Service : - Buffer / Storage / Separation / Dryer Type : - Rotary Position : - Horizontal - Vertical Internals : - Demister / Plate / Coil / Flights Heating/Cooling medium : - none / Open / Closed / External Hxgr / Hot air - Type : Super heated steam - Quantity [kg/s] : 0.66 - Press./Temp.’s [bara/oC] : 1/125. Vessel Diameter (ID) [m] : 0.92 Vessel Height [m] : 7.82 Vessel Tot. Volume [m3] : 5.14 Vessel Material : CS Other :

Process Conditions Stream Data

Feed End

Temperature [oC] Pressure [bara] Density [kg/m3] Mass Flow [kg/s]

:0 :1 :n.a. :0.379

:45 :1 :n.a. :0.379

Composition mol% wt% mol% wt%

MgSO4·7H2O H2O

95 5.0

98 2

Remarks: Designers :G-groep 2001 Project ID-Number : CPD3270

Date : 11-12-2001