High Efficiency 1000m/h Liquid Oxygen Air Separation Plant

Design point of Atmosphere

Ø  Atmosphere pressure

101.3kPa(A)

Ø  Atmosphere tempt.

30

Ø  Relative humidity

75%

Ø  O2 contained in air

20.95% O₂

Atmosphere tempt.

Ø  Annual average tempt.

18.4

Ø  Max. Tempt.

40

Ø  Min. Tempt.

-1.8

Ø  Summer average tempt.

30

Ø  Winter average tempt.

7.5

Earthquake degree:

6 degree

Altitude:

50m

Impurity in air

Ø  CO₂

≤350 ppm

Ø  SO₂

≤0.44 mg/m³

Ø  H₂S

≤2.3 mg/ m³

Ø  CH₄

≤5.2mg/ m³

Ø  C₂H₂

≤0.03 ppm

Ø  CnHm(excluding C2H2)

≤5 ppm

Ø  Mechanical impurity

≤10mg/m³

Recycle water

Ø  Inlet tempt.

30

Ø  Inlet pressure

0.4 MPa(G)

Ø  Max pressure drop

0.2 MPa(G)

Ø  Max tempt. rising

10

Ø  Turbidity of cooling water

12 mg/L

Ø  PH value

7.2

Ø  Rigidity

2.5

Ø  Fouling factor

0.0004 m² hºC/ K.W

Ø  Total water consumption

260T/h

Power condition

Ø  High voltage power

10,000V±5%  3 phases 3 ways

Ø  Low voltage power

380V/220V±5% AC 3 phases 4 ways

Ø  Frequency

50±0.5HZ

Ø  Power amount

2200KW

Instrument gas ( used for starting)

Ø  Pressure

0.5 MPa(G)

Ø  Tempt.

≤30

Ø  Dew point

-40

Ø  Flow

300m³/h

Ø  Requirement

oil free

Capacity and purity(out of cold box):

Designed working condition 1

Medium

capacity (Nm³/h)

purity

pressure(MpaG)

Luquid O2 

1,050

≥99.6%O₂

0.16

N2

1000

≤3ppmO₂

0.008

Liquid argon

35

≤2ppmO₂,≤3ppmN₂

0.16

Designed working condition