1

General performance

Description

Output

Purity

Pressure

Temperature

Dew Point

Gas hydrogen

≥10Nm³/hr

≥99.5% H₂

2.5MPa G

30~40°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)

70/47

2.2

Lye pump

2

2.3

Feed water pump

1

2.4

Instrumentation control system

3

2.5

Demineralized water machine

2

2.6

Water cooling system

15

2.7

Instrumental air system

2.25

Total installed power

~120.25

Tentative total consumption power

(Based on shaft power)

~97.25

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

10Nm³

7

Demineralized water

Flow

10L/hr

8

Chemicals

KOH (Potash Hydroxide)

200Kg

V₂O₅

3Kg

10

Refrigerant

10.1

Water chiller

40kg

11

Refrigerant oil

11.1

Water chiller

7L