16
UEEPL THICKNESS CALCULATION FOR PSF FOR DM PLANT RPSCL: 2 X 300 MW ROSA TPP Project : ROSA THERMAL POWER PROJECT Doc. No. : Equipment: PRESSURE SAND FILTER (PSF-DM) Prep. By : Sheet 1 OF 8 Shell/Torispherical head thickness calculation Sl.No. Symbol Description Unit Input Data Results Calculation Formula 1 p Design pres. 9.000 CLIENT INPUT 2 T Design temp. deg.C 60 3 Hydrotest pres. 13.500 1.5 times design press 4 sg Op.fluid s.g. 1.00 5 CA Corrosion Allowance mm 2 6 TA Thinning Allowance mm 2 TA = 15% of min. reqd. H 7 d Vessel inside dia. mm 3400 8 h Height of shell mm 2500 9 MT Milling Tolerance % 5 MT = 5% Shell design(per ASME Sec.VIII D1,UG-27) MOC SA 516 GR.70 9 S Allow. stress 1406.14 Ref : ASME Sec. VIII, 10 E Jt.efficiency 1.000 100% Radiography 11 St.head press. Kg/cm2 0.394684870017707 12 Tot.design press. Kg/cm2 9.395 13 R Vessel inside radius mm 1700 d/2 14 Min.Required thickness(Longitudinal Joints) mm 13.404 15 Min.Required thickness(Circumferential Joints) mm 7.67143092313572 16 Design thk.incl.Mill Tolerance. mm 14.074 17 Adopted shell thickness mm 16.00 Torispherical Head design(per ASME Sec.VIII D1,Appendix-I) MOC SA 516 GR.70 18 S Allow. Stress kg/cm2 1406.14 Ref : ASME Sec. VIII, 19 St. head press. kg/cm2 0.403369740035414 20 Tot. design pressure kg/cm2 9.40336974003541 21 L Inside crown radius mm 2720.000 Ref : ASME Sec. VIII, 22 r Inside knuckle radius mm 340.000 Ref : ASME Sec. VIII, 23 M Factor 1.457 24 E Joint efficiency 1.000 100% radiography 25 Min. Required thickness mm 15.261 26 Design thk.incl.Thinning allow. & Mill tol. mm 18.024 27 Adopted plate thickness for Head mm 20.00 DOCUMENT NO. UEEPL-RTPP-NVM-119-R-7004 Kg/cm 2 pHYD Kg/cm 2 Kg/cm 2 ps [h+L-√{(L-r) 2 -(d/2-r) 2 }]sg/1 P1 p+ps tmin1 P1*R/(S*E-0.6*P1)+CA tmin2 P1*R/(2*S*E+0.4*P1)+CA tm Max(tmin1,tmin2)+MT ts ph [h+2(L-√{(L-r) 2 -(d/2-r) 2 })]s P2 p+ph (3+√L/r)/4 tmin P2*L*M/(2*S*E-0.2*P2)+CA tm tmin+TA+MT th

Pressure Vessel Thck Calc

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Pressure Vessel Thickness Calculation

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Page 1: Pressure Vessel Thck Calc

UEEPL THICKNESS CALCULATION FOR PSF FOR DM PLANT RPSCL: 2 X 300 MW ROSA TPP, Shajahanpur

Project : ROSA THERMAL POWER PROJECT Doc. No. : Rev. No.:

Equipment: PRESSURE SAND FILTER (PSF-DM) Prep. By : 6

Sheet 1 OF 8

Shell/Torispherical head thickness calculation

Sl.No. Symbol Description Unit Input Data Results Calculation Formula

1 p Design pres. 9.000CLIENT INPUT

2 T Design temp. deg.C 60

3 Hydrotest pres. 13.500 1.5 times design pressure4 sg Op.fluid s.g. 1.005 CA Corrosion Allowance mm 26 TA Thinning Allowance mm 2 TA = 15% of min. reqd. Head thk or 2 mm.(Min.)

7 d Vessel inside dia. mm 34008 h Height of shell mm 2500

9 MT Milling Tolerance % 5 MT = 5%

Shell design(per ASME Sec.VIII D1,UG-27)MOC SA 516 GR.70

9 S Allow. stress 1406.14 Ref : ASME Sec. VIII, Div. 110 E Jt.efficiency 1.000 100% Radiography Ref: Table UW 12

11 St.head press. Kg/cm2 0.39468487001771

12 Tot.design press. Kg/cm2 9.39513 R Vessel inside radius mm 1700 d/2

14 Min.Required thickness(Longitudinal Joints) mm 13.404

15 Min.Required thickness(Circumferential Joints) mm 7.67143092313572

16 Design thk.incl.Mill Tolerance. mm 14.074

17 Adopted shell thickness mm 16.00Torispherical Head design(per ASME Sec.VIII D1,Appendix-I)

MOC SA 516 GR.7018 S Allow. Stress kg/cm2 1406.14 Ref : ASME Sec. VIII, Div. 1

19 St. head press. kg/cm2 0.40336974003541

20 Tot. design pressure kg/cm2 9.4033697400354121 L Inside crown radius mm 2720.000 Ref : ASME Sec. VIII, Div. 122 r Inside knuckle radius mm 340.000 Ref : ASME Sec. VIII, Div. 123 M Factor 1.45724 E Joint efficiency 1.000 100% radiography Ref:Table UW 12

25 Min. Required thickness mm 15.261

26 Design thk.incl.Thinning allow. & Mill tol. mm 18.024

27 Adopted plate thickness for Head mm 20.00

DOCUMENT NO. UEEPL-RTPP-NVM-119-R-7004

Kg/cm2

pHYD Kg/cm2

Kg/cm2

ps [h+L-√{(L-r)2-(d/2-r)2}]sg/10000

P1 p+ps

tmin1 P1*R/(S*E-0.6*P1)+CA

tmin2 P1*R/(2*S*E+0.4*P1)+CA

tm Max(tmin1,tmin2)+MT

ts

ph [h+2(L-√{(L-r)2-(d/2-r)2})]sg/10000

P2 p+ph

(3+√L/r)/4

tmin P2*L*M/(2*S*E-0.2*P2)+CA

tm tmin+TA+MT

th

Page 2: Pressure Vessel Thck Calc

UEEPL THICKNESS CALCULATION FOR PSF FOR POTABLE SERVICE RPSCL: 2 X 300 MW ROSA TPP, Shajahanpur

Project : ROSA THERMAL POWER PROJECT Doc. No. : Rev. No.:

Equipment: PRESSURE SAND FILTER (PSF-POT) Prep. By : 6

Sheet 2 OF 8

Shell/Torispherical head thickness calculation

Sl.No. Symbol Description Unit Input Data Results Calculation Formula

1 p Design pres. 11.000CLIENT INPUT

2 T Design temp. deg.C 60

3 Hydrotest pres. 16.500 1.5 times design pressure4 sg Op.fluid s.g. 1.005 CA Corrosion Allowance mm 26 TA Thinning Allowance mm 2 TA = 15% of min. reqd. Head thk or 2 mm.(Min.)

7 d Vessel inside dia. mm 24008 h Height of shell mm 2500

9 MT Milling Tolerance % 5 MT = 5%

Shell design(per ASME Sec.VIII D1,UG-27)MOC SA 516 GR.70

9 S Allow. stress 1406.14 Ref : ASME Sec. VIII, Div. 110 E Jt.efficiency 1.000 100% Radiography Ref: Table UW 12

11 St.head press. Kg/cm2 0.35213049648309

12 Tot.design press. Kg/cm2 11.352130496483113 R Vessel inside radius mm 1200 d/2

14 Min.Required thickness(Longitudinal Joints) mm 11.735

15 Min.Required thickness(Circumferential Joints) mm 6.83614589303647

16 Design thk.incl.Mill Tolerance. mm 12.322

17 Adopted shell thickness mm 14.00Torispherical Head design(per ASME Sec.VIII D1,Appendix-I)

MOC SA 516 GR.7018 S Allow. Stress kg/cm2 1406.14 Ref : ASME Sec. VIII, Div. 1

19 St. head press. kg/cm2 0.35826099296617

20 Tot. design pressure kg/cm2 11.358260992966221 L Inside crown radius mm 1920.000 Ref : ASME Sec. VIII, Div. 122 r Inside knuckle radius mm 240.000 Ref : ASME Sec. VIII, Div. 123 M Factor 1.45724 E Joint efficiency 1.000 100% radiography Ref: Table UW 12

25 Min. Required thickness mm 13.308

26 Design thk.incl.Thinning allow. & Mill tol. mm 15.974

27 Adopted plate thickness for Head mm 16.00

DOCUMENT NO. UEEPL-RTPP-NVM-119-R-7004

Kg/cm2

pHYD Kg/cm2

Kg/cm2

ps [h+L-√{(L-r)2-(d/2-r)2}]sg/10000

P1 p+ps

tmin1 P1*R/(S*E-0.6*P1)+CA

tmin2 P1*R/(2*S*E+0.4*P1)+CA

tm Max(tmin1,tmin2)+MT

ts

ph [h+2(L-√{(L-r)2-(d/2-r)2})]sg/10000

P2 p+ph

(3+√L/r)/4

tmin P2*L*M/(2*S*E-0.2*P2)+CA

tm tmin+TA+MT

th

Page 3: Pressure Vessel Thck Calc

UEEPL THICKNESS CALCULATION FOR ACF FOR DM PLANT RPSCL: 2 X 300 MW ROSA TPP, Shajahanpur

Project : ROSA THERMAL POWER PROJECT Doc. No. : Rev. No.:

Equipment: ACTIVATED CARBON FILTER Prep. By : 6

Sheet 3 OF 8

Shell/Torispherical head thickness calculation

Sl.No. Symbol Description Unit Input Data Results Calculation Formula

1 p Design pres. 9.002 T Design temp. deg.C 60

3 Hydrotest pres. 13.500 1.5 times design pressure4 sg Op.fluid s.g. 1.005 CA Corrosion Allowance mm 2

6 TA Thinning Allowance mm 2 TA = 15% of min. reqd. Head thk or 2 mm.(Min.)

7 d Vessel inside dia. mm 28008 h Height of shell mm 2500

9 MT Milling Tolerance % 5 MT = 5%

Shell design(per ASME Sec.VIII D1,UG-27)MOC SA 516 GR.70

9 S Allow. stress 1406.14 Ref : ASME Sec. VIII, Div. 110 E Jt.efficiency 1.000 100% Radiography Ref: Table UW 12

11 St.head press. Kg/cm2 0.369152245896935

12 Tot.design press. Kg/cm2 9.3691522458969413 R Vessel inside radius mm 1400 d/2

14 Min.Required thickness(Longitudinal Joints) mm 11.366

15 Min.Required thickness(Circumferential Joints) mm 6.65791345958272

16 Design thk.incl.Mill Tolerance. mm 11.934

17 Adopted shell thickness mm 12.00Torispherical Head design(per ASME Sec.VIII D1,Appendix-I)

MOC SA 516 GR.7018 S Allow. Stress kg/cm2 1406.14 Ref : ASME Sec. VIII, Div. 1

19 St. head press. kg/cm2 0.37630449179387

20 Tot. design pressure kg/cm2 9.3763044917938721 L Inside crown radius mm 2240.000 Ref : ASME Sec. VIII, Div. 122 r Inside knuckle radius mm 280.000 Ref : ASME Sec. VIII, Div. 123 M Factor 1.457 (3+√L/r)/4

24 E Joint efficiency 1.000 100% Radiography Ref: Table UW 12

25 Min. Required thickness mm 12.889

26 Design thk.incl.Thinning allow. & Mill tol. mm 15.534

27 Adopted plate thickness for Head mm 16.00

DOCUMENT NO. UEEPL-RTPP-NVM-119-R-7004

Kg/cm2

(Make-up Water pump shut-off head+Max.Suction Head)x1.05

pHYD Kg/cm2

Kg/cm2

ps [h+L-√{(L-r)2-(d/2-r)2}]sg/10000

P1 p+ps

tmin1 P1*R/(S*E-0.6*P1)+CA

tmin2 P1*R/(2*S*E+0.4*P1)+CA

tm Max(tmin1,tmin2)+MT

ts

ph [h+2(L-√{(L-r)2-(d/2-r)2})]sg/10000

P2 p+ph

tmin P2*L*M/(2*S*E-0.2*P2)+CA

tm tmin+TA+MT

th

Page 4: Pressure Vessel Thck Calc

UEEPL THICKNESS CALCULATION FOR SAC FOR DM PLANT RPSCL: 2 X 300 MW ROSA TPP, Shajahanpur

Project : ROSA THERMAL POWER PROJECT Doc. No. : Rev. No.:

Equipment: STRONG ACID CATION Prep. By : 6

Sheet 4 OF 8

Shell/Torispherical head thickness calculation

Sl.No. Symbol Description Unit Input Data Results Calculation Formula

1 p Design pres. 9.002 T Design temp. deg.C 60

3 Hydrotest pres. 13.500 1.5 times design pressure4 sg Op.fluid s.g. 1.005 CA Corrosion Allowance mm 0 Nil. 4.5 mm. Thk Rubber Lined

6 TA Thinning Allowance mm 2 TA = 15% of min. reqd. Head thk or 2 mm.(Min.)

7 d Vessel inside dia. mm 28008 h Height of shell mm 4000

9 MT Milling Tolerance % 5 MT = 5%

Shell design(per ASME Sec.VIII D1,UG-27)MOC SA 516 GR.70

9 S Allow. stress 1406.14 Ref : ASME Sec. VIII, Div. 110 E Jt.efficiency 1.000 100% Radiography Ref: Table UW 12

11 St.head press. Kg/cm2 0.519152245896935

12 Tot.design press. Kg/cm2 9.5191522458969413 R Vessel inside radius mm 1400 d/2

14 Min.Required thickness(Longitudinal Joints) mm 9.516

15 Min.Required thickness(Circumferential Joints) mm 4.73238575961244

16 Design thk.incl.Mill Tolerance. mm 9.992

17 Adopted shell thickness mm 10.00Torispherical Head design(per ASME Sec.VIII D1,Appendix-I)

MOC SA 516 GR.7018 S Allow. Stress kg/cm2 1406.14 Ref : ASME Sec. VIII, Div. 1

19 St. head press. kg/cm2 0.52630449179387

20 Tot. design pressure kg/cm2 9.5263044917938721 L Inside crown radius mm 2240.000 Ref : ASME Sec. VIII, Div. 122 r Inside knuckle radius mm 280.000 Ref : ASME Sec. VIII, Div. 123 M Factor 1.457 (3+√L/r)/4

24 E Joint efficiency 1.000 100% Radiography Ref: Table UW 12

25 Min. Required thickness mm 11.064

26 Design thk.incl.Thinning allow. & Mill tol. mm 13.617

27 Adopted plate thickness for Head mm 14.00

DOCUMENT NO. UEEPL-RTPP-NVM-119-R-7004

Kg/cm2

(Make-up Water pump shut-off head+Max.Suction Head)x1.05

pHYD Kg/cm2

Kg/cm2

ps [h+L-√{(L-r)2-(d/2-r)2}]sg/10000

P1 p+ps

tmin1 P1*R/(S*E-0.6*P1)+CA

tmin2 P1*R/(2*S*E+0.4*P1)+CA

tm Max(tmin1,tmin2)+MT

ts

ph [h+2(L-√{(L-r)2-(d/2-r)2})]sg/10000

P2 p+ph

tmin P2*L*M/(2*S*E-0.2*P2)+CA

tm tmin+TA+MT

th

Page 5: Pressure Vessel Thck Calc

UEEPL THICKNESS CALCULATION FOR SBA FOR DM PLANT RPSCL: 2 X 300 MW ROSA TPP, Shajahanpur

Project : ROSA THERMAL POWER PROJECT Doc. No. : Rev. No.:

Equipment: STRONG BASE ANION Prep. By : 6

Sheet 5 OF 8

Shell/Torispherical head thickness calculation

Sl.No. Symbol Description Unit Input Data Results Calculation Formula

1 p Design pres. 6.502 T Design temp. deg.C 60

3 Hydrotest pres. 9.750 1.5 times design pressure4 sg Op.fluid s.g. 1.005 CA Corrosion Allowance mm 0 Nil. 4.5 mm. Thk Rubber Lined

6 TA Thinning Allowance mm 2 TA = 15% of min. reqd. Head thk or 2 mm.(Min.)

7 d Vessel inside dia. mm 26008 h Height of shell mm 4800

9 MT Milling Tolerance % 5 MT = 5%

Shell design(per ASME Sec.VIII D1,UG-27)MOC SA 516 GR.70

9 S Allow. stress 1406.14 Ref : ASME Sec. VIII, Div. 110 E Jt.efficiency 1.000 100% Radiography Ref: Table UW 12

11 St.head press. Kg/cm2 0.590641371190011

12 Tot.design press. Kg/cm2 7.0906413711900113 R Vessel inside radius mm 1300 d/2

14 Min.Required thickness(Longitudinal Joints) mm 6.575

15 Min.Required thickness(Circumferential Joints) mm 3.27440607864938

16 Design thk.incl.Mill Tolerance. mm 6.904

17 Adopted shell thickness mm 8.00Torispherical Head design(per ASME Sec.VIII D1,Appendix-I)

MOC SA 516 GR.7018 S Allow. Stress kg/cm2 1406.14 Ref : ASME Sec. VIII, Div. 1

19 St. head press. kg/cm2 0.597282742380023

20 Tot. design pressure kg/cm2 7.0972827423800221 L Inside crown radius mm 2080.000 Ref : ASME Sec. VIII, Div. 122 r Inside knuckle radius mm 260.000 Ref : ASME Sec. VIII, Div. 123 M Factor 1.457 (3+√L/r)/4

24 E Joint efficiency 1.000 100% Radiography Ref: Table UW 12

25 Min. Required thickness mm 7.653

26 Design thk.incl.Thinning allow. & Mill tol. mm 10.0

27 Adopted plate thickness for Head mm 10.00

DOCUMENT NO. UEEPL-RTPP-NVM-119-R-7004

Kg/cm2

(Degassed Water pump shut-off head+Max.Suction Head)x1.05

pHYD Kg/cm2

Kg/cm2

ps [h+L-√{(L-r)2-(d/2-r)2}]sg/10000

P1 p+ps

tmin1 P1*R/(S*E-0.6*P1)+CA

tmin2 P1*R/(2*S*E+0.4*P1)+CA

tm Max(tmin1,tmin2)+MT

ts

ph [h+2(L-√{(L-r)2-(d/2-r)2})]sg/10000

P2 p+ph

tmin P2*L*M/(2*S*E-0.2*P2)+CA

tm tmin+TA+MT

th

Page 6: Pressure Vessel Thck Calc

UEEPL THICKNESS CALCULATION FOR MB FOR DM PLANT RPSCL: 2 X 300 MW ROSA TPP, Shajahanpur

Project : ROSA THERMAL POWER PROJECT Doc. No. : Rev. No.:

Equipment: MIXED BED EXCHANGER Prep. By : 6

Sheet 6 OF 8

Shell/Torispherical head thickness calculation

Sl.No. Symbol Description Unit Input Data Results Calculation Formula

1 p Design pres. 6.502 T Design temp. deg.C 60

3 Hydrotest pres. 9.750 1.5 times design pressure4 sg Op.fluid s.g. 1.005 CA Corrosion Allowance mm 0 Nil. 4.5 mm. Thk Rubber Lined

6 TA Thinning Allowance mm 2 TA = 15% of min. reqd. Head thk or 2 mm.(Min.)

7 d Vessel inside dia. mm 18008 h Height of shell mm 2500

9 MT Milling Tolerance % 5 MT = 5%

Shell design(per ASME Sec.VIII D1,UG-27)MOC SA 516 GR.70

9 S Allow. stress 1406.14 Ref : ASME Sec. VIII, Div. 110 E Jt.efficiency 1.000 100% Radiography Ref: Table UW 12

11 St.head press. Kg/cm2 0.326597872362316

12 Tot.design press. Kg/cm2 6.8265978723623213 R Vessel inside radius mm 900 d/2

14 Min.Required thickness(Longitudinal Joints) mm 4.382

15 Min.Required thickness(Circumferential Joints) mm 2.18256300693185

16 Design thk.incl.Mill Tolerance. mm 4.601

17 Adopted shell thickness mm 6.00Torispherical Head design(per ASME Sec.VIII D1,Appendix-I)

MOC SA 516 GR.7018 S Allow. Stress kg/cm2 1406.14 Ref : ASME Sec. VIII, Div. 1

19 St. head press. kg/cm2 0.331195744724631

20 Tot. design pressure kg/cm2 6.8311957447246321 L Inside crown radius mm 1440.000 Ref : ASME Sec. VIII, Div. 122 r Inside knuckle radius mm 180.000 Ref : ASME Sec. VIII, Div. 123 M Factor 1.457 (3+√L/r)/4

24 E Joint efficiency 1.000 100% Radiography Ref: Table UW 12

25 Min. Required thickness mm 5.099

26 Design thk.incl.Thinning allow. & Mill tol. mm 7.354

27 Adopted plate thickness for Head mm 8.00

DOCUMENT NO. UEEPL-RTPP-NVM-119-R-7004

Kg/cm2

(Degassed Water pump shut-off head+Max.Suction Head)x1.05

pHYD Kg/cm2

Kg/cm2

ps [h+L-√{(L-r)2-(d/2-r)2}]sg/10000

P1 p+ps

tmin1 P1*R/(S*E-0.6*P1)+CA

tmin2 P1*R/(2*S*E+0.4*P1)+CA

tm Max(tmin1,tmin2)+MT

ts

ph [h+2(L-√{(L-r)2-(d/2-r)2})]sg/10000

P2 p+ph

tmin P2*L*M/(2*S*E-0.2*P2)+CA

tm tmin+TA+MT

th

Page 7: Pressure Vessel Thck Calc

UEEPL THICKNESS CALCULATION FOR HOT WATER TANK FOR DM RPSCL: 2 X 300 MW ROSA TPP, Shajahanpur

Project : ROSA THERMAL POWER PROJECT Doc. No. : Rev. No.:

Equipment: HOT WATER TANK FOR ALKALI DILUTION Prep. By : 6

Sheet 7 OF 8

Shell/Torispherical head thickness calculation

Sl.No. Symbol Description Unit Input Data Results Calculation Formula

1 p Design pres. 6.502 T Design temp. deg.C 60

3 Hydrotest pres. 9.750 1.5 times design pressure4 sg Op.fluid s.g. 1.005 CA Corrosion Allowance mm 0 Nil. 4.5 mm. Thk Rubber Lined

6 TA Thinning Allowance mm 2 TA = 15% of min. reqd. Head thk or 2 mm.(Min.)

7 d Vessel inside dia. mm 24008 h Height of shell mm 3500

9 MT Milling Tolerance % 5 MT = 5%

Shell design(per ASME Sec.VIII D1,UG-27)MOC SA 516 GR.70

9 S Allow. stress 1406.14 Ref : ASME Sec. VIII, Div. 110 E Jt.efficiency 1.000 100% Radiography Ref: Table UW 12

11 St.head press. Kg/cm2 0.452130496483087

12 Tot.design press. Kg/cm2 6.9521304964830913 R Vessel inside radius mm 1200 d/2

14 Min.Required thickness(Longitudinal Joints) mm 5.951

15 Min.Required thickness(Circumferential Joints) mm 2.96354396362838

16 Design thk.incl.Mill Tolerance. mm 6.248

17 Adopted shell thickness mm 8.00Torispherical Head design(per ASME Sec.VIII D1,Appendix-I)

MOC SA 516 GR.7018 S Allow. Stress kg/cm2 1406.14 Ref : ASME Sec. VIII, Div. 1

19 St. head press. kg/cm2 0.458260992966175

20 Tot. design pressure kg/cm2 6.9582609929661721 L Inside crown radius mm 1920.000 Ref : ASME Sec. VIII, Div. 122 r Inside knuckle radius mm 240.000 Ref : ASME Sec. VIII, Div. 123 M Factor 1.457 (3+√L/r)/4

24 E Joint efficiency 1.000 100% Radiography Ref: Table UW 12

25 Min. Required thickness mm 6.925

26 Design thk.incl.Thinning allow. & Mill tol. mm 9.272

27 Adopted plate thickness for Head mm 10.00

DOCUMENT NO. UEEPL-RTPP-NVM-119-R-7004

Kg/cm2

(Degassed Water pump shut-off head+Max.Suction Head)x1.05

pHYD Kg/cm2

Kg/cm2

ps [h+L-√{(L-r)2-(d/2-r)2}]sg/10000

P1 p+ps

tmin1 P1*R/(S*E-0.6*P1)+CA

tmin2 P1*R/(2*S*E+0.4*P1)+CA

tm Max(tmin1,tmin2)+MT

ts

ph [h+2(L-√{(L-r)2-(d/2-r)2})]sg/10000

P2 p+ph

tmin P2*L*M/(2*S*E-0.2*P2)+CA

tm tmin+TA+MT

th

Page 8: Pressure Vessel Thck Calc

UEEPL THICKNESS CALCULATION FOR ARV FOR DM RPSCL: 2 X 300 MW ROSA TPP, Shajahanpur

Project : ROSA THERMAL POWER PROJECT Doc. No. : Rev. No.:

Equipment: AIR RECEIVING VESSEL Prep. By : 6

Sheet 8 OF 8

Shell/Torispherical head thickness calculation

Sl.No. Symbol Description Unit Input Data Results Calculation Formula

1 p Design pres. 10.002 T Design temp. deg.C 60

3 Hydrotest pres. 15.000 1.5 times design pressure4 sg Op.fluid s.g. 1.005 CA Corrosion Allowance mm 2 Nil. 4.5 mm. Thk Rubber Lined

6 TA Thinning Allowance mm 2 TA = 15% of min. reqd. Head thk or 2 mm.(Min.)

7 d Vessel inside dia. mm 16008 h Height of shell mm 2500

9 MT Milling Tolerance % 5 MT = 5%

Shell design(per ASME Sec.VIII D1,UG-27)MOC SA 516 GR.70

9 S Allow. stress 1406.14 Ref : ASME Sec. VIII, Div. 110 E Jt.efficiency 1.000 100% Radiography Ref: Table UW 12

11 St.head press. Kg/cm2 0.318086997655392

12 Tot.design press. Kg/cm2 10.318086997655413 R Vessel inside radius mm 800 d/2

14 Min.Required thickness(Longitudinal Joints) mm 7.896

15 Min.Required thickness(Circumferential Joints) mm 4.93085087132764

16 Design thk.incl.Mill Tolerance. mm 8.291

17 Adopted shell thickness mm 10.00Torispherical Head design(per ASME Sec.VIII D1,Appendix-I)

MOC SA 516 GR.7018 S Allow. Stress kg/cm2 1406.14 Ref : ASME Sec. VIII, Div. 1

19 St. head press. kg/cm2 0.322173995310783

20 Tot. design pressure kg/cm2 10.322173995310821 L Inside crown radius mm 1280.000 Ref : ASME Sec. VIII, Div. 122 r Inside knuckle radius mm 160.000 Ref : ASME Sec. VIII, Div. 123 M Factor 1.457 (3+√L/r)/4

24 E Joint efficiency 1.000 100% Radiography Ref: Table UW 12

25 Min. Required thickness mm 8.851

26 Design thk.incl.Thinning allow. & Mill tol. mm 11.293

27 Adopted plate thickness for Head mm 12.00

DOCUMENT NO. UEEPL-RTPP-NVM-119-R-7004

Kg/cm2

(Degassed Water pump shut-off head+Max.Suction Head)x1.05

pHYD Kg/cm2

Kg/cm2

ps [h+L-√{(L-r)2-(d/2-r)2}]sg/10000

P1 p+ps

tmin1 P1*R/(S*E-0.6*P1)+CA

tmin2 P1*R/(2*S*E+0.4*P1)+CA

tm Max(tmin1,tmin2)+MT

ts

ph [h+2(L-√{(L-r)2-(d/2-r)2})]sg/10000

P2 p+ph

tmin P2*L*M/(2*S*E-0.2*P2)+CA

tm tmin+TA+MT

th