System Resistance Curve in excel
42
x y value 0 0 0 0.15 0.017663 0 0 10 1 0.002778 0.15 0.017663 0.15727 0.001261 20 2 0.005556 0.15 0.017663 0.31454 0.005043 30 3 0.008333 0.15 0.017663 0.471809 0.011346 40 4 0.011111 0.15 0.017663 0.629079 0.02017 50 5 0.013889 0.15 0.017663 0.786349 0.031516 60 6 0.016667 0.15 0.017663 0.943619 0.045383 70 7 0.019444 0.15 0.017663 1.100889 0.061771 80 8 0.022222 0.15 0.017663 1.258158 0.080681 90 9 0.025 0.15 0.017663 1.415428 0.102112 100 10 0.027778 0.15 0.017663 1.572698 0.126064 110 11 0.030556 0.15 0.017663 1.729968 0.152538 120 12 0.033333 0.15 0.017663 1.887238 0.181532 130 13 0.036111 0.15 0.017663 2.044507 0.213048 0 0 0 0.25 0.049063 0 0 20 1 0.005556 0.25 0.049063 0.113234 0.000654 40 2 0.011111 0.25 0.049063 0.226469 0.002614 60 3 0.016667 0.25 0.049063 0.339703 0.005882 80 4 0.022222 0.25 0.049063 0.452937 0.010456 100 5 0.027778 0.25 0.049063 0.566171 0.016338 120 6 0.033333 0.25 0.049063 0.679406 0.023527 140 7 0.038889 0.25 0.049063 0.79264 0.032022 160 8 0.044444 0.25 0.049063 0.905874 0.041825 180 9 0.05 0.25 0.049063 1.019108 0.052935 200 10 0.055556 0.25 0.049063 1.132343 0.065352 220 11 0.061111 0.25 0.049063 1.245577 0.079076 240 12 0.066667 0.25 0.049063 1.358811 0.094106 260 13 0.072222 0.25 0.049063 1.472045 0.110444 280 14 0.077778 0.25 0.049063 1.58528 0.128089 300 15 0.083333 0.25 0.049063 1.698514 0.147041 320 16 0.088889 0.25 0.049063 1.811748 0.1673 340 17 0.094444 0.25 0.049063 1.924982 0.188866 360 18 0.1 0.25 0.049063 2.038217 0.211739 380 19 0.105556 0.25 0.049063 2.151451 0.23592 400 20 0.111111 0.25 0.049063 2.264685 0.261407 420 21 0.116667 0.25 0.049063 2.377919 0.288201 440 22 0.122222 0.25 0.049063 2.491154 0.316302
description
making system resistence curve with the help of excel and see the effect on system curve .making graph with the help of variable
Transcript of System Resistance Curve in excel
x y value0 0 0 0.15 0.0176625 0 0
10 1 0.0027778 0.15 0.0176625 0.1572698 0.00126120 2 0.0055556 0.15 0.0176625 0.3145396 0.00504330 3 0.0083333 0.15 0.0176625 0.4718094 0.01134640 4 0.0111111 0.15 0.0176625 0.6290792 0.0201750 5 0.0138889 0.15 0.0176625 0.786349 0.03151660 6 0.0166667 0.15 0.0176625 0.9436188 0.04538370 7 0.0194444 0.15 0.0176625 1.1008886 0.06177180 8 0.0222222 0.15 0.0176625 1.2581584 0.08068190 9 0.025 0.15 0.0176625 1.4154282 0.102112
100 10 0.0277778 0.15 0.0176625 1.572698 0.126064110 11 0.0305556 0.15 0.0176625 1.7299678 0.152538120 12 0.0333333 0.15 0.0176625 1.8872376 0.181532130 13 0.0361111 0.15 0.0176625 2.0445074 0.213048
0 0 0 0.25 0.0490625 0 020 1 0.0055556 0.25 0.0490625 0.1132343 0.00065440 2 0.0111111 0.25 0.0490625 0.2264685 0.00261460 3 0.0166667 0.25 0.0490625 0.3397028 0.00588280 4 0.0222222 0.25 0.0490625 0.452937 0.010456
100 5 0.0277778 0.25 0.0490625 0.5661713 0.016338120 6 0.0333333 0.25 0.0490625 0.6794055 0.023527140 7 0.0388889 0.25 0.0490625 0.7926398 0.032022160 8 0.0444444 0.25 0.0490625 0.905874 0.041825180 9 0.05 0.25 0.0490625 1.0191083 0.052935200 10 0.0555556 0.25 0.0490625 1.1323425 0.065352220 11 0.0611111 0.25 0.0490625 1.2455768 0.079076240 12 0.0666667 0.25 0.0490625 1.358811 0.094106260 13 0.0722222 0.25 0.0490625 1.4720453 0.110444280 14 0.0777778 0.25 0.0490625 1.5852795 0.128089300 15 0.0833333 0.25 0.0490625 1.6985138 0.147041320 16 0.0888889 0.25 0.0490625 1.8117481 0.1673340 17 0.0944444 0.25 0.0490625 1.9249823 0.188866360 18 0.1 0.25 0.0490625 2.0382166 0.211739380 19 0.1055556 0.25 0.0490625 2.1514508 0.23592400 20 0.1111111 0.25 0.0490625 2.2646851 0.261407420 21 0.1166667 0.25 0.0490625 2.3779193 0.288201440 22 0.1222222 0.25 0.0490625 2.4911536 0.316302460 23 0.1277778 0.25 0.0490625 2.6043878 0.34571480 24 0.1333333 0.25 0.0490625 2.7176221 0.376426
Column PColumn Q
Column PColumn Q
value0 0
0.001261 0.0006540.005043 0.0026140.011346 0.005882
I 0.02017 0.0104560.031516 0.0163380.045383 0.0235270.061771 0.032022
0 0.0418250.102112 0.0529350.126064 0.0653520.152538 0.0790760.181532 0.0941060.213048 0.110444
0.1280890.147041
0.16730.1888660.211739
0.235920.2614070.2882010.316302
0.345710.376426
Column PColumn Q
Column PColumn Q
x y value0 0 0 0.15 0.0176625 0 0
10 1 0.0027778 0.15 0.0176625 0.1572698 0.00126120 2 0.0055556 0.15 0.0176625 0.3145396 0.00504330 3 0.0083333 0.15 0.0176625 0.4718094 0.01134640 4 0.0111111 0.15 0.0176625 0.6290792 0.0201750 5 0.0138889 0.15 0.0176625 0.786349 0.03151660 6 0.0166667 0.15 0.0176625 0.9436188 0.04538370 7 0.0194444 0.15 0.0176625 1.1008886 0.06177180 8 0.0222222 0.15 0.0176625 1.2581584 0.08068190 9 0.025 0.15 0.0176625 1.4154282 0.102112
100 10 0.0277778 0.15 0.0176625 1.572698 0.126064110 11 0.0305556 0.15 0.0176625 1.7299678 0.152538120 12 0.0333333 0.15 0.0176625 1.8872376 0.181532130 13 0.0361111 0.15 0.0176625 2.0445074 0.213048
0 0 0 0.25 0.0490625 0 020 1 0.0055556 0.25 0.0490625 0.1132343 0.00065440 2 0.0111111 0.25 0.0490625 0.2264685 0.00261460 3 0.0166667 0.25 0.0490625 0.3397028 0.00588280 4 0.0222222 0.25 0.0490625 0.452937 0.010456
100 5 0.0277778 0.25 0.0490625 0.5661713 0.016338120 6 0.0333333 0.25 0.0490625 0.6794055 0.023527140 7 0.0388889 0.25 0.0490625 0.7926398 0.032022160 8 0.0444444 0.25 0.0490625 0.905874 0.041825180 9 0.05 0.25 0.0490625 1.0191083 0.052935200 10 0.0555556 0.25 0.0490625 1.1323425 0.065352220 11 0.0611111 0.25 0.0490625 1.2455768 0.079076240 12 0.0666667 0.25 0.0490625 1.358811 0.094106260 13 0.0722222 0.25 0.0490625 1.4720453 0.110444280 14 0.0777778 0.25 0.0490625 1.5852795 0.128089300 15 0.0833333 0.25 0.0490625 1.6985138 0.147041320 16 0.0888889 0.25 0.0490625 1.8117481 0.1673340 17 0.0944444 0.25 0.0490625 1.9249823 0.188866360 18 0.1 0.25 0.0490625 2.0382166 0.211739380 19 0.1055556 0.25 0.0490625 2.1514508 0.23592400 20 0.1111111 0.25 0.0490625 2.2646851 0.261407420 21 0.1166667 0.25 0.0490625 2.3779193 0.288201440 22 0.1222222 0.25 0.0490625 2.4911536 0.316302460 23 0.1277778 0.25 0.0490625 2.6043878 0.34571480 24 0.1333333 0.25 0.0490625 2.7176221 0.376426
Column PColumn Q
Column PColumn Q
value0 0
0.001261 0.0006540.005043 0.0026140.011346 0.005882
I 0.02017 0.0104560.031516 0.0163380.045383 0.0235270.061771 0.032022
0 0.0418250.102112 0.0529350.126064 0.0653520.152538 0.0790760.181532 0.0941060.213048 0.110444
0.1280890.147041
0.16730.1888660.211739
0.235920.2614070.2882010.316302
0.345710.376426
Column PColumn Q
Column PColumn Q
1 Block flow
2 Design parameter
Item Unit ①Sewage Removal ② Screen Removal ③Bio
Flow m3/d 250 250
Flow m3/h - 250 - 250
Inlet time h/d - - -
Operation h/d - - -
pH － 7 to 7.5 7 to 7.5 6.5 to 8.5
BOD 0% 95% 20
kg/d 0% 100 95% 5
COD 0% 85% 180
kg/d 0% 300 85% 45
SS 50% 80% 100
kg/d 50% 125 80% 25
O&G 0% 90% 5
kg/d 0% 13 90% 1
T-KN 0% 50% 25
kg/d 0% 13 50% 6
A-N 0% 0%
kg/d 0% 0%
T-P 0% 50% 6
kg/d 0% 3 50% 2
TDS mg/L < 2000
3 Calculation1 Treatment system
1 Coase ScreenAverage flow 250 m3/d * 17 h/d * 1.0
250 m3/d * 17 h/d * 2.0 Specification 30 m3/h* 10 1
2 Sewage pit tankCapacity 30 m3/h * 0.25 hourSpecification 10 m3Accessory LS
3 Sewage pit pump
250
15
17
22
mg/Ｌ 400 400
100 mg/Ｌ 1,200 1,200
300 mg/Ｌ 1,000 500
250 mg/Ｌ 50 50
13 mg/Ｌ 50 50
13 mg/Ｌ 20
5 mg/Ｌ 12.0 12
3
Max flowmm *
Sewage ① BiologicalScreenRaw water ②
Sludge DewaterSludge Tank
Clarifier ③
Specification 30 m3/h * 20 mH * 5.5
4 Capacity 250 m3/d * ( 17 h - 1/ 22
Specification 65 m3Accessory
8 Capacity 250 m3/d ÷ 22 h/d Specification 12 m3/h * 10 mH * 2.2
9 Fine ScreenSpecification 12 m3/h* 6 1
9 Aeration tank250 1 Line
BOD load 250 m3/d line* 400 mg/L ÷ 1,000 Conventional
0.3 CPHEEO 19932,000 mg/L CPHEEO 1993100 kg BOD/d ÷ 0.35 kg BOD/kg SS 2,000
HRT 6 12 6 h
Specification 160 m3Air diffuzer, Air flow indicator
10 Overflow rate 8 to 15 m3/m2/d CPHEEO 1993Area 12 15 24
Specification □4.4 1 Lineφ4.3 1 Line
Reduce gear, motor 1.5 MS bridge
11 Specification 12 m3/h
12 Capacity 12 0.5 Specification 7 m3
LS
13
Equalization tank
SFAC BackwashTotal
Air mixing pipe､LS
Equalization pump
mm *
Flow m3/d /
TypeF/MMLSSAeration tank VolumeBack check
CPHEEO 1993m3/h *
Accessory
Clarifier Tank
m3/h ÷( m3/m2/d÷
m *Rake Specification m *Accessory
Sludge return pumpAir lift
Filter feed tankm3/h * h
Accessory
Filter Feed pump
Capacity 250 22 h/d Specification 11 25 5.5
14 Sand FilterLine 1 LineLV 10Area
Specification φ1.2 1
15 Activated Carbon towerm3/m2/hr
LV 10Area
Specification φ1.2 1 SV 6 1/HVolume
16 Capacity 250 22 2.0 Specification 25 m3
LS
17 LV 35Specification 40 15 5.5 B W water volume 40 60 10
18 Specification 22 40 7.5
2 Chemicals Chemical consumption Just for Reference
1 NaCLO 12.0 ％ 1.2 SGFeed volume 3 mg NaClO/L
30 m3/d * 3.0 g/m3 ÷0.1 kg/d÷ 12.0 1.2 0.6 L/d÷ 22 h/d ÷
Tank 0.6 L/d * 5 1 Specification 0.1 m3Pump Specification 20 mL/min * 0.2 Mpa *
3 Sludge Treatment1 Sludge tank
BOD SS Sludge 250 m3 /d * 400 mg/L * 0.3 SS sludge 250 m3/d * ( 500 10 Total DS volume
m3/d *m3/h * mH *
m3/m2/hr
m * Lines
Velocities 8to10m3/m2/hr
m * Lines
Treated water tankm3/d * h /d *
Accessory
Back wash pump m3/m2/hrm3/h * mH *m3/h ÷ min/h *
Treated water pumpm3/h * mH *
％ ÷
d *
mg/L －
Total Sludge Volume 152.5 kgDS/d÷ 2.0 %Volume 8 m3/d * 3.0 dSpecification 25 m3Accessory
2 DewaterType CentrifugalOperation 6 h/dCapacitySpecification 30
15.0
3 Sludge Feed pumpCapacity 25 2.0 %Specification 2 m3/h * 0.2 0.8
4 8 m3/d
7.6 0.4 19.1 1
22 7
4 Untility1 Mixing Blower
Ministry of land, Infrastructure, Transport and Tourism Japan10 m3 * 0.5
Equalization tank 65 0.5 25 1.0
TotalSpecification 120 m3/h * 50 Kpa * 11.0
2 Aeration BlowerO2 volume 100 kg BOD/d line ÷32×22.4÷0.21×(303/273)÷Air Volume 6,167 m3/d ÷ 24.0 h/d * 1.1
160 m3 * 0.8 VVHSpecification 220 m3/h * 50 Kpa * 22.0
3 CompressorSpecification 3 0.7 MPa * 0.8
4 Drain pit -2Specification 2.0 m3Accessory LS
5 Drain pit pump -2
Air mixing pipe, LS
kg DS/h *Solids contents of cake % WWCake volume
kgDS/h ÷mH *
Sludge Dry Bed For summer seasonTotal sludge volumeBed Area / d m3/d / m =Bed Area Total m2/d * days =Specification m2 * nos
Air ratio 0.5 to 1.0 m3/h/m3Sewage collection tank m3/h/m3
m3 * m3/h/m3Sludge tank m3 * m3/h/m3
BC
m3/h *Accessory Dryer, Filter, Regulator
Specification 5 m3/h * 6 mH * 0.4
Removal
250
250
-
-
6.5 to 8.5 6.5 to 8.5
50% 10 25
50% 3
70% 54 150
70% 14
70% 30 100
70% 7
50% 2 5
50% 1
10% 23
10% 6 BOD*5% Cut
0% 0 50
0% 0
10% 5 6.5
10% 1 BOD*1% Cut
<2000
Times = 14.7 m3/hTimes = 29.4 m3/h
Lines Manual type
= 8 m3
④Treated
TreatedSF AC
SludgeCake
④③
kw * 2 Nos
h ) * 17 h = 57 m37
63
= 11.4 m3/hkw * 2 Nos
Lines Manual type
= 250 m3/d= 100 kg BOD/d
1,000 = 143
= 72 m3
= 19.2 4.38 m □
1 Nos
= 6 m3
m3/timem3
g/m3 ÷ m3
h/d) m2 Line
kw *
= 11.4 m3/h2 Nos
11
1.1 m2φ1.18 m( 1.13
1.1 m2φ1.18 m( 1.13
1.8 m31.6 mH
h = 23 m3
40 1 Nos
= 7 m3
2 Nos
1,000.0 = 0.1 kg NaClO/d* 1 = 0.6 L/d
60 min/h = 0.5 mL/min= 3 L
kw * 2 Nos
÷ 1,000 = 30.0 kg DS/dmg/L ) ÷ 1,000 = 122.5 kg DS/d
152.5 kgDS/d
kw *
m3/h Line
m2 )
m2)
m3/ｈkw *
min
kw *
lines
= 7.6 m3/d= 22.9 m3
25 kgDS/h1 Nos
1.02
= 1.3 m3/hkw * 2 Nos
19.1 19.1 m2
Ministry of land, Infrastructure, Transport and Tourism Japan= 5.0 m3/h= 32.5 m3/h= 25.0 m3/h= 62.5 m3/h
kw * 1 Nos
kg BOD/d line ÷32×22.4÷0.21×(303/273)÷ 0.06 = 6,167 m3/d Line= 283 m3/h= 128.0 m3/h
kw * 2 Nos
1 Nos
Ton/d
m2/d
kw *
kw * 1 Nos Submersible
1 Block flow
2 Design parameter
Item Unit ①Sewage Removal ② Screen Removal ③Bio
Flow m3/d 250 250
Flow m3/h - 250 - 250
Inlet time h/d - - -
Operation h/d - - -
pH － 7 to 7.5 7 to 7.5 6.5 to 8.5
BOD 0% 95% 20
kg/d 0% 100 95% 5
COD 0% 85% 180
kg/d 0% 300 85% 45
SS 50% 80% 100
kg/d 50% 125 80% 25
O&G 0% 90% 5
kg/d 0% 13 90% 1
T-KN 0% 50% 25
kg/d 0% 13 50% 6
A-N 0% 0%
kg/d 0% 0%
T-P 0% 50% 6
kg/d 0% 3 50% 2
TDS mg/L < 2000
3 Calculation1 Treatment system
1 Coase ScreenAverage flow 250 m3/d * 17 h/d * 1.0
250 m3/d * 17 h/d * 2.0 Specification 30 m3/h* 10 1
2 Sewage pit tankCapacity 30 m3/h * 0.25 hourSpecification 10 m3Accessory LS
3 Sewage pit pump
250
15
17
22
mg/Ｌ 400 400
100 mg/Ｌ 1,200 1,200
300 mg/Ｌ 1,000 500
250 mg/Ｌ 50 50
13 mg/Ｌ 50 50
13 mg/Ｌ 20
5 mg/Ｌ 12.0 12
3
Max flowmm *
Sewage ① BiologicalScreenRaw water ②
Sludge DewaterSludge Tank
Clarifier ③
Specification 30 m3/h * 20 mH * 5.5
4 Capacity 250 m3/d * ( 17 h - 1/ 22
Specification 65 m3Accessory
8 Capacity 250 m3/d ÷ 22 h/d Specification 12 m3/h * 10 mH * 2.2
9 Fine ScreenSpecification 12 m3/h* 6 1
9 Aeration tank250 1 Line
BOD load 250 m3/d line* 400 mg/L ÷ 1,000 Conventional
0.3 CPHEEO 19932,000 mg/L CPHEEO 1993100 kg BOD/d ÷ 0.35 kg BOD/kg SS 2,000
HRT 6 12 6 h
Specification 160 m3Air diffuzer, Air flow indicator
10 Overflow rate 8 to 15 m3/m2/d CPHEEO 1993Area 12 15 24
Specification □4.4 1 Lineφ4.3 1 Line
Reduce gear, motor 1.5 MS bridge
11 Specification 12 m3/h
12 Capacity 12 0.5 Specification 7 m3
LS
13
Equalization tank
SFAC BackwashTotal
Air mixing pipe､LS
Equalization pump
mm *
Flow m3/d /
TypeF/MMLSSAeration tank VolumeBack check
CPHEEO 1993m3/h *
Accessory
Clarifier Tank
m3/h ÷( m3/m2/d÷
m *Rake Specification m *Accessory
Sludge return pumpAir lift
Filter feed tankm3/h * h
Accessory
Filter Feed pump
Capacity 250 22 h/d Specification 11 25 5.5
14 Sand FilterLine 1 LineLV 10Area
Specification φ1.2 1
15 Activated Carbon towerm3/m2/hr
LV 10Area
Specification φ1.2 1 SV 6 1/HVolume
16 Capacity 250 22 2.0 Specification 25 m3
LS
17 LV 35Specification 40 15 5.5 B W water volume 40 60 10
18 Specification 22 40 7.5
2 Chemicals Chemical consumption Just for Reference
1 NaCLO 12.0 ％ 1.2 SGFeed volume 3 mg NaClO/L
30 m3/d * 3.0 g/m3 ÷0.1 kg/d÷ 12.0 1.2 0.6 L/d÷ 22 h/d ÷
Tank 0.6 L/d * 5 1 Specification 0.1 m3Pump Specification 20 mL/min * 0.2 Mpa *
3 Sludge Treatment1 Sludge tank
BOD SS Sludge 250 m3 /d * 400 mg/L * 0.3 SS sludge 250 m3/d * ( 500 10 Total DS volume
m3/d *m3/h * mH *
m3/m2/hr
m * Lines
Velocities 8to10m3/m2/hr
m * Lines
Treated water tankm3/d * h /d *
Accessory
Back wash pump m3/m2/hrm3/h * mH *m3/h ÷ min/h *
Treated water pumpm3/h * mH *
％ ÷
d *
mg/L －
Total Sludge Volume 152.5 kgDS/d÷ 2.0 %Volume 8 m3/d * 3.0 dSpecification 25 m3Accessory
2 DewaterType CentrifugalOperation 6 h/dCapacitySpecification 30
15.0
3 Sludge Feed pumpCapacity 25 2.0 %Specification 2 m3/h * 0.2 0.8
4 8 m3/d
7.6 0.4 19.1 1
22 7
4 Untility1 Mixing Blower
Ministry of land, Infrastructure, Transport and Tourism Japan10 m3 * 0.5
Equalization tank 65 0.5 25 1.0
TotalSpecification 120 m3/h * 50 Kpa * 11.0
2 Aeration BlowerO2 volume 100 kg BOD/d line ÷32×22.4÷0.21×(303/273)÷Air Volume 6,167 m3/d ÷ 24.0 h/d * 1.1
160 m3 * 0.8 VVHSpecification 220 m3/h * 50 Kpa * 22.0
3 CompressorSpecification 3 0.7 MPa * 0.8
4 Drain pit -2Specification 2.0 m3Accessory LS
5 Drain pit pump -2
Air mixing pipe, LS
kg DS/h *Solids contents of cake % WWCake volume
kgDS/h ÷mH *
Sludge Dry Bed For summer seasonTotal sludge volumeBed Area / d m3/d / m =Bed Area Total m2/d * days =Specification m2 * nos
Air ratio 0.5 to 1.0 m3/h/m3Sewage collection tank m3/h/m3
m3 * m3/h/m3Sludge tank m3 * m3/h/m3
BC
m3/h *Accessory Dryer, Filter, Regulator
Specification 5 m3/h * 6 mH * 0.4
Removal
250
250
-
-
6.5 to 8.5 6.5 to 8.5
50% 10 25
50% 3
70% 54 150
70% 14
70% 30 100
70% 7
50% 2 5
50% 1
10% 23
10% 6 BOD*5% Cut
0% 0 50
0% 0
10% 5 6.5
10% 1 BOD*1% Cut
<2000
Times = 14.7 m3/hTimes = 29.4 m3/h
Lines Manual type
= 8 m3
④Treated
TreatedSF AC
SludgeCake
④③
kw * 2 Nos
h ) * 17 h = 57 m37
63
= 11.4 m3/hkw * 2 Nos
Lines Manual type
= 250 m3/d= 100 kg BOD/d
1,000 = 143
= 72 m3
= 19.2 4.38 m □
1 Nos
= 6 m3
m3/timem3
g/m3 ÷ m3
h/d) m2 Line
kw *
= 11.4 m3/h2 Nos
11
1.1 m2φ1.18 m( 1.13
1.1 m2φ1.18 m( 1.13
1.8 m31.6 mH
h = 23 m3
40 1 Nos
= 7 m3
2 Nos
1,000.0 = 0.1 kg NaClO/d* 1 = 0.6 L/d
60 min/h = 0.5 mL/min= 3 L
kw * 2 Nos
÷ 1,000 = 30.0 kg DS/dmg/L ) ÷ 1,000 = 122.5 kg DS/d
152.5 kgDS/d
kw *
m3/h Line
m2 )
m2)
m3/ｈkw *
min
kw *
lines
= 7.6 m3/d= 22.9 m3
25 kgDS/h1 Nos
1.02
= 1.3 m3/hkw * 2 Nos
19.1 19.1 m2
Ministry of land, Infrastructure, Transport and Tourism Japan= 5.0 m3/h= 32.5 m3/h= 25.0 m3/h= 62.5 m3/h
kw * 1 Nos
kg BOD/d line ÷32×22.4÷0.21×(303/273)÷ 0.06 = 6,167 m3/d Line= 283 m3/h= 128.0 m3/h
kw * 2 Nos
1 Nos
Ton/d
m2/d
kw *
kw * 1 Nos Submersible
1 Block flow
2 Design parameter
Item Unit ①Sewage Removal ② Screen Removal ③Bio
Flow m3/d 250 250
Flow m3/h - 250 - 250
Inlet time h/d - - -
Operation h/d - - -
pH － 7 to 7.5 7 to 7.5 6.5 to 8.5
BOD 0% 95% 20
kg/d 0% 100 95% 5
COD 0% 85% 180
kg/d 0% 300 85% 45
SS 50% 80% 100
kg/d 50% 125 80% 25
O&G 0% 90% 5
kg/d 0% 13 90% 1
T-KN 0% 50% 25
kg/d 0% 13 50% 6
A-N 0% 0%
kg/d 0% 0%
T-P 0% 50% 6
kg/d 0% 3 50% 2
TDS mg/L < 2000
3 Calculation1 Treatment system
1 Coase ScreenAverage flow 250 m3/d * 17 h/d * 1.0
250 m3/d * 17 h/d * 2.0 Specification 30 m3/h* 10 1
2 Sewage pit tankCapacity 30 m3/h * 0.25 hourSpecification 10 m3Accessory LS
3 Sewage pit pump
250
15
17
22
mg/Ｌ 400 400
100 mg/Ｌ 1,200 1,200
300 mg/Ｌ 1,000 500
250 mg/Ｌ 50 50
13 mg/Ｌ 50 50
13 mg/Ｌ 20
5 mg/Ｌ 12.0 12
3
Max flowmm *
Sewage ① BiologicalScreenRaw water ②
Sludge DewaterSludge Tank
Clarifier ③
Specification 30 m3/h * 20 mH * 5.5
4 Capacity 250 m3/d * ( 17 h - 1/ 22
Specification 65 m3Accessory
8 Capacity 250 m3/d ÷ 22 h/d Specification 12 m3/h * 10 mH * 2.2
9 Fine ScreenSpecification 12 m3/h* 6 1
9 Aeration tank250 1 Line
BOD load 250 m3/d line* 400 mg/L ÷ 1,000 Conventional
0.3 CPHEEO 19932,000 mg/L CPHEEO 1993100 kg BOD/d ÷ 0.35 kg BOD/kg SS 2,000
HRT 6 12 6 h
Specification 160 m3Air diffuzer, Air flow indicator
10 Overflow rate 8 to 15 m3/m2/d CPHEEO 1993Area 12 15 24
Specification □4.4 1 Lineφ4.3 1 Line
Reduce gear, motor 1.5 MS bridge
11 Specification 12 m3/h
12 Capacity 12 0.5 Specification 7 m3
LS
13
Equalization tank
SFAC BackwashTotal
Air mixing pipe､LS
Equalization pump
mm *
Flow m3/d /
TypeF/MMLSSAeration tank VolumeBack check
CPHEEO 1993m3/h *
Accessory
Clarifier Tank
m3/h ÷( m3/m2/d÷
m *Rake Specification m *Accessory
Sludge return pumpAir lift
Filter feed tankm3/h * h
Accessory
Filter Feed pump
Capacity 250 22 h/d Specification 11 25 5.5
14 Sand FilterLine 1 LineLV 10Area
Specification φ1.2 1
15 Activated Carbon towerm3/m2/hr
LV 10Area
Specification φ1.2 1 SV 6 1/HVolume
16 Capacity 250 22 2.0 Specification 25 m3
LS
17 LV 35Specification 40 15 5.5 B W water volume 40 60 10
18 Specification 22 40 7.5
2 Chemicals Chemical consumption Just for Reference
1 NaCLO 12.0 ％ 1.2 SGFeed volume 3 mg NaClO/L
30 m3/d * 3.0 g/m3 ÷0.1 kg/d÷ 12.0 1.2 0.6 L/d÷ 22 h/d ÷
Tank 0.6 L/d * 5 1 Specification 0.1 m3Pump Specification 20 mL/min * 0.2 Mpa *
3 Sludge Treatment1 Sludge tank
BOD SS Sludge 250 m3 /d * 400 mg/L * 0.3 SS sludge 250 m3/d * ( 500 10 Total DS volume
m3/d *m3/h * mH *
m3/m2/hr
m * Lines
Velocities 8to10m3/m2/hr
m * Lines
Treated water tankm3/d * h /d *
Accessory
Back wash pump m3/m2/hrm3/h * mH *m3/h ÷ min/h *
Treated water pumpm3/h * mH *
％ ÷
d *
mg/L －
Total Sludge Volume 152.5 kgDS/d÷ 2.0 %Volume 8 m3/d * 3.0 dSpecification 25 m3Accessory
2 DewaterType CentrifugalOperation 6 h/dCapacitySpecification 30
15.0
3 Sludge Feed pumpCapacity 25 2.0 %Specification 2 m3/h * 0.2 0.8
4 8 m3/d
7.6 0.4 19.1 1
22 7
4 Untility1 Mixing Blower
Ministry of land, Infrastructure, Transport and Tourism Japan10 m3 * 0.5
Equalization tank 65 0.5 25 1.0
TotalSpecification 120 m3/h * 50 Kpa * 11.0
2 Aeration BlowerO2 volume 100 kg BOD/d line ÷32×22.4÷0.21×(303/273)÷Air Volume 6,167 m3/d ÷ 24.0 h/d * 1.1
160 m3 * 0.8 VVHSpecification 220 m3/h * 50 Kpa * 22.0
3 CompressorSpecification 3 0.7 MPa * 0.8
4 Drain pit -2Specification 2.0 m3Accessory LS
5 Drain pit pump -2
Air mixing pipe, LS
kg DS/h *Solids contents of cake % WWCake volume
kgDS/h ÷mH *
Sludge Dry Bed For summer seasonTotal sludge volumeBed Area / d m3/d / m =Bed Area Total m2/d * days =Specification m2 * nos
Air ratio 0.5 to 1.0 m3/h/m3Sewage collection tank m3/h/m3
m3 * m3/h/m3Sludge tank m3 * m3/h/m3
BC
m3/h *Accessory Dryer, Filter, Regulator
Specification 5 m3/h * 6 mH * 0.4
Removal
250
250
-
-
6.5 to 8.5 6.5 to 8.5
50% 10 25
50% 3
70% 54 150
70% 14
70% 30 100
70% 7
50% 2 5
50% 1
10% 23
10% 6 BOD*5% Cut
0% 0 50
0% 0
10% 5 6.5
10% 1 BOD*1% Cut
<2000
Times = 14.7 m3/hTimes = 29.4 m3/h
Lines Manual type
= 8 m3
④Treated
TreatedSF AC
SludgeCake
④③
kw * 2 Nos
h ) * 17 h = 57 m37
63
= 11.4 m3/hkw * 2 Nos
Lines Manual type
= 250 m3/d= 100 kg BOD/d
1,000 = 143
= 72 m3
= 19.2 4.38 m □
1 Nos
= 6 m3
m3/timem3
g/m3 ÷ m3
h/d) m2 Line
kw *
= 11.4 m3/h2 Nos
11
1.1 m2φ1.18 m( 1.13
1.1 m2φ1.18 m( 1.13
1.8 m31.6 mH
h = 23 m3
40 1 Nos
= 7 m3
2 Nos
1,000.0 = 0.1 kg NaClO/d* 1 = 0.6 L/d
60 min/h = 0.5 mL/min= 3 L
kw * 2 Nos
÷ 1,000 = 30.0 kg DS/dmg/L ) ÷ 1,000 = 122.5 kg DS/d
152.5 kgDS/d
kw *
m3/h Line
m2 )
m2)
m3/ｈkw *
min
kw *
lines
= 7.6 m3/d= 22.9 m3
25 kgDS/h1 Nos
1.02
= 1.3 m3/hkw * 2 Nos
19.1 19.1 m2
Ministry of land, Infrastructure, Transport and Tourism Japan= 5.0 m3/h= 32.5 m3/h= 25.0 m3/h= 62.5 m3/h
kw * 1 Nos
kg BOD/d line ÷32×22.4÷0.21×(303/273)÷ 0.06 = 6,167 m3/d Line= 283 m3/h= 128.0 m3/h
kw * 2 Nos
1 Nos
Ton/d
m2/d
kw *
kw * 1 Nos Submersible
![RUUKKI STRUCTURAL HOLLOW SECTIONS FOR FUNCTIONAL …...• Buckling resistance [EN 1993-1-1, Table 6.2, curve ”c” vs. curve ”a”] The designer shall be aware and make the most](https://static.fdocuments.in/doc/165x107/5e7fd454bea42b3515627d51/ruukki-structural-hollow-sections-for-functional-a-buckling-resistance-en.jpg)
