99.6% Air Separation Plant KDON-1400Y/2000 Liquid Industrial Oxygen Plant With Low Energy
Consumption
1. lant design basis (It needs buyer’s confirmation)
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Design point of Atmosphere |
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Ø Atmosphere pressure |
101.3kPa(A) |
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Ø Atmosphere tempt. |
30 |
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Ø Relative humidity |
75% |
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Ø O2 contained in air |
20.95% O2 |
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Atmosphere tempt. |
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Ø Annual average temp. |
18.4 |
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Ø Max. Tempt. |
40 |
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Ø Min. Tempt. |
-1.8 |
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Ø Summer average temp. |
30 |
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Ø Winter average temp. |
7.5 |
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Earth shake degree |
6degree |
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Altitude: |
50m |
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Impurity in air |
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Ø CO2 |
≤350 ppm |
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Ø SO2 |
≤0.44 mg/m3 |
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Ø H2S |
≤2.3 mg/ m3 |
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Ø CH4 |
≤5.2mg/ m3 |
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Ø C2H2 |
≤0.03 ppm |
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Ø CnHm(except C2H2) |
≤5 ppm |
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Ø Dust content |
≤10mg/m3 |
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Recycling water |
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Ø Inlet temp. |
30 |
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Ø Inlet pressure |
0.4 MPa(G) |
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Ø Maximum pressure drop |
0.2 MPa(G) |
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Ø Maximum temperature rise |
10 |
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Ø Cooling water turbidity |
12 mg/L |
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Ø PH value |
7.2 |
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Ø General hardness |
2.5 |
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Ø Fouling factor |
0.0004 m2 hºC/ K.W |
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Power condition |
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Ø High voltage power |
10,000V±5% three phases three wires |
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Ø Low voltage power |
380V/220V±5% AC three phases four wires |
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Ø Frequency |
50±0.5HZ |
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Instrument gas ( used for starting) |
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Ø Pressure |
0.5 MPa(G) |
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Ø Temp. |
≤30 |
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Ø Dew point |
-40 |
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Ø Flow |
300m3/h |
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Ø Requirement |
Oil freeFlow |
2. Main parameter
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Capacity and purity(outlet cold box): |
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Design condition |
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Media |
capacity(Nm3/h) |
purity |
pressure(MpaG) |
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LO2 |
1400 |
≥99.6% O2 |
0.16 |
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N2 |
2000 |
≤3 ppm O2 |
0.012 |
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Design condition |
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LO2 |
1000 |
≥99.6% O2 |
0.16 |
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O2 |
400 |
≥99.6% O2 |
0.034 |
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LN2 |
400 |
≤3 ppm O2 |
0.2 |
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Note:Nm/h means under the condition of 0 and 760mmHg, Liquid production converts to gas capacity Pressure is calculated as 0 m altitude from the exit of cold box |
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Running period between 2 defrosting times |
>2 years |
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Defrosting time |
36 hours |
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Starting time |
16 hours |
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Power consumption table |
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No. |
Equipment |
Motor power(fixed power)kW |
Normal working condition Shaft power kW |
Voltage degree |
Notice |
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1. |
Raw air compressor |
2235 |
2114 |
10KV |
Samsung |
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2. |
Air pre-cooling system |
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Cooling water pump motor |
15 |
10 |
380/220V |
One in use one standby |
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Condensing water pump motor |
11 |
6 |
380/220V |
One in use one standby |
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Water chiller |
35 |
25 |
380/220V |
Spares |
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3. |
Cryogenic chiller |
60 |
54 |
380/220V |
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4. |
MS purification system |
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Heater |
210 |
Average:80 |
380/220V |
Switching operation |
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5. |
Expander oil pump |
3 |
2 |
380/220V |
One in use one standby |
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6. |
Liquid storage system |
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LO2 transportation pump |
15 |
10 |
380/220V |
Intermittent operation |
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LN2 transportation pump |
15 |
10 |
380/220V |
Intermittent operation |
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7. |
Instrument system |
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average:10 |
380/220V | ||
