1

General performance

Description

Output

Purity

Pressure

Temperature

Dew Point

Gas hydrogen

≥100Nm³/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)

700/480

2.2

Lye pump

5

2.3

Feed water pump

2

2.4

De-oxygen tower

5

2.5

Hydrogen dryer heater

10

2.6

Instrumentation control system

3

2.7

Demineralized water machine

5

2.8

Water cooling system

15

2.9

Water chiller

20.6

2.10

Chilled water recycle pump

5

2.11

Instrumental air system

2.25

Total installed power

~772.85

Tentative total consumption power

(Based on shaft power)

~552.85

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

8

3.2

Water chiller

12

Total

20

4

Chilled water

SN

Equipment

Recycle quantity

T/hr

4.1

Rectifier cabinet (Water electrolyzer)

4.2

Hydrogen purification unit

12

Total

12

5

Instrument air

Flow

~6Nm³/hr

6

Gas nitrogen

Quantity

20Nm³

7

Demineralized water

Flow

100L/hr

8

Chemicals

KOH (Potash Hydroxide)

1000Kg

V₂O₅

6Kg

10

Refrigerant

10.1

Water chiller

40kg

11

Refrigerant oil

11.1

Water chiller

7L