Diaphragm compressor DC 2-20/0.2-200-H2 for hydrogen (H2)
Customer is the factory from aerospace industry.
Delivery date is 2018.06
Description: hydrogen oil-free diaphragm compressor DC 2-20/0.2-200-H2 to compress the high purity hydrogen (H2) (99.99%).
Diapragm compressor DC 2-20/0.2-200-H2 for hydrogen
Technical parametres are indicated below:
| Model | DC 2-20/0.2-200-H2 |
| Compressor type | Diaphragm oil-free compressor |
| Inlet pressure (bar g) | 0.2 |
| Outlet pressure (bar g) | 200 |
| Inlet gas temperature (°С) | -10…+40 |
| Pressure dew point (°С) | –
gas is dry |
| Capacity (Nm3/h) | 20 |
| Gas | H2 (99.9%) |
| Cooling | water |
| Cooling water temperature (°С) | + 1 … + 32 |
| Cooling water capacity (m3/h) | 1.5 |
| Cooling water pressure (bar g) | ≤ 6 |
| Ambient temperature (°С) | + 1 … + 45 |
| Motor power 400/3/50 (kW) | 15 |
| Real power consumption (kW) | 13.5 |
| Control panel | Included as separate unit |
| Implosion protection (by motor) | 1Exd IIC T4 |
| Dimensions LхWхH (мм) | 1940х1290х1089 |
| Weight (kg) | 1750 |
Compressor description
DC 2-20/0.2-200-H2 is oil-free diaphragm compressor for hydrogen (H2).
It’s 2 stage (2 cylinder) compressor.
Cooling: water.
More photos are here:
Compressor’s 1st stage
Compressor’s 2nd stage
Compressor’s scope of supply
The following was included:
- 2 stages 2 cylinders compressor block
- cranck case breather
- electric motor
- motor drive pulley
- v-belts
- drive guard
- inlet gas port
- baseplate with 4 holes
- manometres (6 pieces are installed on compressor + 6 pieces as spare set)
- inlet gas pressure sensor
- outlet gas pressure sensor
- crank case oil pressure sensor
- non-return valve for final gas delivery
- safety valve after the 1st stage and for final gas delivery
- interstage and final gas cooler
- two (for 2 stage compressor) pressure relays to control the diaphragm rapture
- tubes “inside” compressor
- terminal box
- electrical connections to terminal box “inside” compressor
- control panel as separate unit for installation in the safe area
- additional control device with Start/Stop/Emergency stop buttons + Green/Red/Yellow lamps for installation with compressor in explosive zone
- water cooling
- manual oil pressure setting in compressor
Compressor was delivered as totally accembled unit, tested and ready for the comissioning.
Control panel
Compressor was equipped with control panel for hasardous area installation.
Control panel for H2 diaphragm compressor
This is inside:
Inside the control panel for H2 diaphragm compressor
Additional control device with Start/Stop/Emergency stop buttons + Green/Red/Blue lamps for installation with compressor in explosive zone is always included.
Control Start/Stop device
Gauge panel
Gauge panel is placed on the front side of compressor.
Gauge panel for H2 diapragm compressor
15 kW motor is installed.
15 kW motor
Pressure relays to control the diaphragm rapture:
Pressure relays to control the diaphragm rapture
Terminal box
Terminal box
1st stage safety valve
1st stage safety valve
2nd stage valve
2nd stage safety valve
The place of safety valves installation
The place of safety valves installation
Cooler
Cooler
Cooler
Baseplate with 4 holes
Baseplate with 4 holes
Compressor during tests
Compressor during tests
That’s all.
If you need any help with compressors for hydrogen (H2) please don’t hesitate to contact us.
You can send request and will answer during the one working day.
Best regards,
Konstantin Shirokikh
