1

General performance

Description

Output

Purity

Pressure

Temperature

Dew Point

Gas hydrogen

≥200Nm³/hr

≥99.995% H₂

3.0MPa G

30~40°C

≤-60°C

Note:

1.1The output flow Nm³ is volume under normal conditions (0°C, 0.1013 MPa A).

1.2 The performance is based on design basis of clause 1 in this technical annex.

1.3 The output flow of the hydrogen/oxygen is adjustable between 30~100% of total installed power.

2

Electricity requirement

SN

Equipment

Installed power/Shaft power, KW

High Voltage

Installed power/Shaft power, KW

Middle Voltage/Low Voltage

2.1

Rectifier cabinet (Water electrolyzer)

1400/960

2.2

Lye pump

8

2.3

Feed water pump

3

2.4

De-oxygen tower

10

2.5

Hydrogen dryer heater

20

2.6

Instrumentation control system

3

2.7

Demineralized water machine

5

2.8

Water cooling system

25

2.9

Water chiller

27.2

2.10

Chilled water recycle pump

5

2.11

Instrumental air system

2.25

Total installed power

~1508.48

Tentative total consumption power

(Based on shaft power)

~1068.45

Rated specific power consumption (DC)

4.4+/-0.2 KWH/Nm³ H₂

Note:

N2.1: Standard industrial power consumption tolerance: + 4%

N2.2: Preliminary for reference only, and may adjust during detail design stage.

3

Recycle cooling water requirement

SN

Equipment

Recycle quantity

T/hr

3.1

Gas liquid separator unit

15

3.2

Water chiller

17

Total

32

4

Chilled water

SN

Equipment

Recycle quantity

T/hr

4.1

Rectifier cabinet (Water electrolyzer)

4.2

Hydrogen purification unit

14

Total

14

5

Instrument air

Flow

~10Nm³/hr

6

Gas nitrogen

Quantity

40Nm³

7

Demineralized water

Flow

200L/hr

8

Chemicals

KOH (Potash Hydroxide)

2000Kg

V₂O₅

11Kg

9

Refrigerant

9.1

Water chiller

50kg

10

Refrigerant oil

10.1

Water chiller

7L