Evaporation Pond Sizing 132j5q
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PROJECT : PROJ. NO.: CLIENT : UNIT :
DATE : BY : REV : DOC NO.:
S.Rahimi 0
Evaporation Pond Sizing (Method 2)
Filter A back wash Rinsing with feed water Filter B back wash Rinsing with feed water Iron filter back wash Iron filter rinsing First Stage RO rejects
Normal Flow (m3/hr) 66.5 0 0 0 0 0 0
Salt Calculation Flow Overdesign Normal Flow Rate Design Flow Rate Salt Loading due to TSS Salt loading due to TDS Total salt loading Salt density considered Salt Loading Accumulation duration Salt Accumulation
% m3/day m3/day kg/day kg/day kg/day kg/m3 m3/day year m3
Source
Month Jan-86 Feb-86 Mar-86 Apr-86 May-86 Jun-86 Jul-86 Aug-86 Sep-86 Oct-86 Nov-86 Dec-86 Jan-87 Feb-87 Mar-87 Apr-87 May-87 Jun-87 Jul-87
66.5 0 0 0 0 0 0
0.0 1596.0 1596.0 0 58892 58892 1500 39.26 5.00 71652
Evaporation in mm/day Max Min Mean 11.6 4.3 7.0 14.9 8.1 8.5 16.6 8.7 12.6 17.9 9.8 14.0 20.0 11.0 15.2 25.4 6.7 14.0 20.8 7.3 15.9 23.0 11.0 15.7 16.04 7.6 11.7 16.0 8.7 12.0 15.8 3.2 9.6 11.7 3.6 7.1 11.7 3.6 7.1 11.7 3.6 7.8 11.7 3.6 9.1 11.7 3.6 11.7 11.7 3.6 12.5 11.7 3.6 14.3 11.7 3.6 14.7
Calculation Results Annual Ave. Evaporation Rate Winter Ave. Evaporation Rate Evaporation Pond Area Salt Accumulation Height Not Evap. Water During Winter Number of Winter Days Water Accumulation Height Protective Layer Thickness Sand Accumulation Height Free board for contingency Minimum Pond Depth Pond Selected depth Pond Width and Length
www.chemwork.org
Design Flow (m3/hr)
mm/day mm/day m2 mm mm/day day mm mm mm mm mm mm m
11.6 7.3 137642 521 4.3 90 384 75 300 200 1479 1500 371
Flow Duration (min/day) 1440 5 10 5 10 5 1440
Daily flow (m3/day)
TSS (mg/lit)
TDS (mg/lit)
1596.0 0.0 0.0 0.0 0.0 0.0 0.0
0 1.2 450 1.2 310 0 0
36900 1533 1533 1533 1533 1533 6770
PROJECT : PROJ. NO.: CLIENT : UNIT :
DATE : BY : REV : DOC NO.:
S.Rahimi 0
Evaporation Pond Sizing (Method 1)
Input Data Design Precipitation Rate Flow Overdesign Evaporation Pond Area
25.0 0.0 324900
PW
Normal Flow (m3/hr) 66.5
Salt Accumulation Normal Flow Rate Design Flow Rate Salt Loading due to TSS Salt loading due to TDS Total salt loading Salt density considered Salt Loading Accumulation duration Salt Accumulation Volume Salt Accumulation Height
m3/day m3/day kg/day kg/day kg/day kg/m3 m3/day year m3 mm
1596.0 1596.0 0 58892 58892 2165 27.20 5.00 49644 153
° --rad
38.2 0.080 0.666
Source
Evaporation Rate Input Data Plant Latitude Water Surface Reflection Coe. Plant Latitude
Month 1 2 3 4 5 6 7 8 9 10 11 12
mm/month % m2
Jan-86 Feb-86 Mar-86 Apr-86 May-86 Jun-86 Jul-86 Aug-86 Sep-86 Oct-86 Nov-86 Dec-86
www.chemwork.org
Ambient Temp (°C) Max Min 18.0 8.0 19.0 9.0 20.0 10.0 21.0 12.0 24.0 16.0 27.5 15.8 30.0 22.0 31.0 23.0 29.0 21.0 26.0 18.0 21.0 12.0 17.0 8.0
Design flow (m3/hr)
duration (min/day)
Daily flow (m3/day)
TSS (mg/lit)
TDS (mg/lit)
66.5 0 0 0 0 0 0
1440
1596.0 0.0 0.0 0.0 0.0 0.0 0.0
0
36900
Wind speed m/sec 2 2 2 2 2 1.51 2 2 2 2 2 2
Sunshine hours 6.5 7.1 8.1 9.2 9.7 9.5 11.9 11.3 9.0 8.4 7.7 6.5
Mean Amb. Temp (°C) 13.0 14.0 15.0 16.5 20.0 21.7 26.0 27.0 25.0 22.0 16.5 12.5
Evap. Rate mm/day 2.61 3.42 4.56 5.82 7.08 7.30 8.42 7.58 5.78 4.35 3.02 2.32
RH % 60.0 59.0 60.0 62.0 64.0 67.0 62.0 64.0 66.0 62.0 60.0 62.0
PROJECT : PROJ. NO.: CLIENT : UNIT :
DATE : BY : REV : DOC NO.:
S.Rahimi 0
Evaporation Pond Sizing (Method 1)
Months JAN FEB MAR APR MAY JUNE JULY AUG SEP OCT NOV DEC JAN FEB MAR APR MAY JUNE JULY AUG SEP OCT NOV DEC JAN FEB MAR APR MAY JUNE JULY AUG SEP OCT NOV DEC
Gross Evap. No of Inflow Rate Rate working days m3/month mm/month 31 49476 81 28 44688 96 31 49476 141 30 47880 175 31 49476 219 30 47880 219 31 49476 261 31 49476 235 30 47880 173 31 49476 135 30 47880 91 31 49476 72 31 49476 81 28 44688 96 31 49476 141 30 47880 175 31 49476 219 30 47880 219 31 49476 261 31 49476 235 30 47880 173 31 49476 135 30 47880 91 31 49476 72 31 49476 81 28 44688 96 31 49476 141 30 47880 175 31 49476 219 30 47880 219 31 49476 261 31 49476 235 30 47880 173 31 49476 135 30 47880 91 31 49476 72
Calculation Results Water Accumulation Height (max) Salt Accumulation Height Protective Layer Thickness Sand Accumulation Height Free board for contingency Minimum Pond Depth Pond Selected depth Pond Width and Length
www.chemwork.org
mm mm mm mm mm mm mm m
625 153 75 300 300 1453 1400 570
Net Evap. Rate mm/month 56 71 116 150 194 194 236 210 148 110 66 47 56 71 116 150 194 194 236 210 148 110 66 47 56 71 116 150 194 194 236 210 148 110 66 47
Net Evap. Rate m3/month 18124 22953 37778 48637 63188 62991 76645 68229 48195 35650 21342 15214 18124 22953 37778 48637 63188 62991 76645 68229 48195 35650 21342 15214 18124 22953 37778 48637 63188 62991 76645 68229 48195 35650 21342 15214
Water Acc. Volume m3 31352 53087 64785 64028 50316 35205 8036 0 0 13826 40364 74626 105978 127714 139412 138654 124942 109831 82662 63909 63594 77420 103958 138221 169573 191308 203006 202249 188537 173425 146257 127503 127189 141014 167553 201815
Water Acc. Height mm 96 163 199 197 155 108 25 0 0 43 124 230 326 393 429 427 385 338 254 197 196 238 320 425 522 589 625 622 580 534 450 392 391 434 516 621
DATE : BY : REV : DOC NO.:
S.Rahimi 0
Evaporation Pond Sizing (Method 2)
Filter A back wash Rinsing with feed water Filter B back wash Rinsing with feed water Iron filter back wash Iron filter rinsing First Stage RO rejects
Normal Flow (m3/hr) 66.5 0 0 0 0 0 0
Salt Calculation Flow Overdesign Normal Flow Rate Design Flow Rate Salt Loading due to TSS Salt loading due to TDS Total salt loading Salt density considered Salt Loading Accumulation duration Salt Accumulation
% m3/day m3/day kg/day kg/day kg/day kg/m3 m3/day year m3
Source
Month Jan-86 Feb-86 Mar-86 Apr-86 May-86 Jun-86 Jul-86 Aug-86 Sep-86 Oct-86 Nov-86 Dec-86 Jan-87 Feb-87 Mar-87 Apr-87 May-87 Jun-87 Jul-87
66.5 0 0 0 0 0 0
0.0 1596.0 1596.0 0 58892 58892 1500 39.26 5.00 71652
Evaporation in mm/day Max Min Mean 11.6 4.3 7.0 14.9 8.1 8.5 16.6 8.7 12.6 17.9 9.8 14.0 20.0 11.0 15.2 25.4 6.7 14.0 20.8 7.3 15.9 23.0 11.0 15.7 16.04 7.6 11.7 16.0 8.7 12.0 15.8 3.2 9.6 11.7 3.6 7.1 11.7 3.6 7.1 11.7 3.6 7.8 11.7 3.6 9.1 11.7 3.6 11.7 11.7 3.6 12.5 11.7 3.6 14.3 11.7 3.6 14.7
Calculation Results Annual Ave. Evaporation Rate Winter Ave. Evaporation Rate Evaporation Pond Area Salt Accumulation Height Not Evap. Water During Winter Number of Winter Days Water Accumulation Height Protective Layer Thickness Sand Accumulation Height Free board for contingency Minimum Pond Depth Pond Selected depth Pond Width and Length
www.chemwork.org
Design Flow (m3/hr)
mm/day mm/day m2 mm mm/day day mm mm mm mm mm mm m
11.6 7.3 137642 521 4.3 90 384 75 300 200 1479 1500 371
Flow Duration (min/day) 1440 5 10 5 10 5 1440
Daily flow (m3/day)
TSS (mg/lit)
TDS (mg/lit)
1596.0 0.0 0.0 0.0 0.0 0.0 0.0
0 1.2 450 1.2 310 0 0
36900 1533 1533 1533 1533 1533 6770
PROJECT : PROJ. NO.: CLIENT : UNIT :
DATE : BY : REV : DOC NO.:
S.Rahimi 0
Evaporation Pond Sizing (Method 1)
Input Data Design Precipitation Rate Flow Overdesign Evaporation Pond Area
25.0 0.0 324900
PW
Normal Flow (m3/hr) 66.5
Salt Accumulation Normal Flow Rate Design Flow Rate Salt Loading due to TSS Salt loading due to TDS Total salt loading Salt density considered Salt Loading Accumulation duration Salt Accumulation Volume Salt Accumulation Height
m3/day m3/day kg/day kg/day kg/day kg/m3 m3/day year m3 mm
1596.0 1596.0 0 58892 58892 2165 27.20 5.00 49644 153
° --rad
38.2 0.080 0.666
Source
Evaporation Rate Input Data Plant Latitude Water Surface Reflection Coe. Plant Latitude
Month 1 2 3 4 5 6 7 8 9 10 11 12
mm/month % m2
Jan-86 Feb-86 Mar-86 Apr-86 May-86 Jun-86 Jul-86 Aug-86 Sep-86 Oct-86 Nov-86 Dec-86
www.chemwork.org
Ambient Temp (°C) Max Min 18.0 8.0 19.0 9.0 20.0 10.0 21.0 12.0 24.0 16.0 27.5 15.8 30.0 22.0 31.0 23.0 29.0 21.0 26.0 18.0 21.0 12.0 17.0 8.0
Design flow (m3/hr)
duration (min/day)
Daily flow (m3/day)
TSS (mg/lit)
TDS (mg/lit)
66.5 0 0 0 0 0 0
1440
1596.0 0.0 0.0 0.0 0.0 0.0 0.0
0
36900
Wind speed m/sec 2 2 2 2 2 1.51 2 2 2 2 2 2
Sunshine hours 6.5 7.1 8.1 9.2 9.7 9.5 11.9 11.3 9.0 8.4 7.7 6.5
Mean Amb. Temp (°C) 13.0 14.0 15.0 16.5 20.0 21.7 26.0 27.0 25.0 22.0 16.5 12.5
Evap. Rate mm/day 2.61 3.42 4.56 5.82 7.08 7.30 8.42 7.58 5.78 4.35 3.02 2.32
RH % 60.0 59.0 60.0 62.0 64.0 67.0 62.0 64.0 66.0 62.0 60.0 62.0
PROJECT : PROJ. NO.: CLIENT : UNIT :
DATE : BY : REV : DOC NO.:
S.Rahimi 0
Evaporation Pond Sizing (Method 1)
Months JAN FEB MAR APR MAY JUNE JULY AUG SEP OCT NOV DEC JAN FEB MAR APR MAY JUNE JULY AUG SEP OCT NOV DEC JAN FEB MAR APR MAY JUNE JULY AUG SEP OCT NOV DEC
Gross Evap. No of Inflow Rate Rate working days m3/month mm/month 31 49476 81 28 44688 96 31 49476 141 30 47880 175 31 49476 219 30 47880 219 31 49476 261 31 49476 235 30 47880 173 31 49476 135 30 47880 91 31 49476 72 31 49476 81 28 44688 96 31 49476 141 30 47880 175 31 49476 219 30 47880 219 31 49476 261 31 49476 235 30 47880 173 31 49476 135 30 47880 91 31 49476 72 31 49476 81 28 44688 96 31 49476 141 30 47880 175 31 49476 219 30 47880 219 31 49476 261 31 49476 235 30 47880 173 31 49476 135 30 47880 91 31 49476 72
Calculation Results Water Accumulation Height (max) Salt Accumulation Height Protective Layer Thickness Sand Accumulation Height Free board for contingency Minimum Pond Depth Pond Selected depth Pond Width and Length
www.chemwork.org
mm mm mm mm mm mm mm m
625 153 75 300 300 1453 1400 570
Net Evap. Rate mm/month 56 71 116 150 194 194 236 210 148 110 66 47 56 71 116 150 194 194 236 210 148 110 66 47 56 71 116 150 194 194 236 210 148 110 66 47
Net Evap. Rate m3/month 18124 22953 37778 48637 63188 62991 76645 68229 48195 35650 21342 15214 18124 22953 37778 48637 63188 62991 76645 68229 48195 35650 21342 15214 18124 22953 37778 48637 63188 62991 76645 68229 48195 35650 21342 15214
Water Acc. Volume m3 31352 53087 64785 64028 50316 35205 8036 0 0 13826 40364 74626 105978 127714 139412 138654 124942 109831 82662 63909 63594 77420 103958 138221 169573 191308 203006 202249 188537 173425 146257 127503 127189 141014 167553 201815
Water Acc. Height mm 96 163 199 197 155 108 25 0 0 43 124 230 326 393 429 427 385 338 254 197 196 238 320 425 522 589 625 622 580 534 450 392 391 434 516 621
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