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Mono-block Construction Pressure Reducing Stations

Applications

  • Submarines (Nuclear and Diesel)
  • Aircraft Carriers
  • Navy Surface Ships

Dynamic Controls will custom design to your specification and space envelope. All reducing stations feature our exclusive cartridge valves, which allow for easy maintenance, since the cartridges can be replaced in eight minutes, while the valve block/manifold is left in situ.

Product Range (click on the description or the image below to view a product)

1. Air pressure reducing station for engine start applications.(High Flow)

Features

  • Isolators and bypass facility allows supply of air during without regulator.
  • Non-isolatable relief valve protects downstream system and pipe work.
  • Cartridge principle allows full maintenance of all valves with block in situ.
  • Material selection provides good resistance to corrosive marine environment.
  • Downstream pressure gauge isolators with vent for gauge blow-down.

Valve List

  • Inlet isolator valve.
  • Filter.
  • Dome loaded pressure regulator.
  • Outlet isolator valve.
  • Bypass throttling valve.
  • Non-isolatable relief valve.
  • Outlet gauge valve.

Size/Capacity

  • 3” NPS Inlet, 3½” NPS Outlet
  • 34,064 SCFM at sonic flow

2. Air or gas Pressure reducing station for general purpose and breathing air applications.

Features

  • Isolators and bypass facility allows supply of air during without regulator.
  • Non-isolatable relief valve protects downstream system and pipe work.
  • 50 micron inlet filter protects regulator, downstream valves and equipment.
  • Cartridge principle allows maintenance of all valves with block left in situ.
  • All materials and cleaning compatible with breathing air requirements.

Valve List

  • Inlet isolator valve.
  • Filter.
  • Dome loaded pressure regulator.
  • Outlet isolator valve.
  • Bypass throttling valve.
  • Non-isolatable relief valve.
  • Outlet gauge valve.

Size/Capacity

  • ½” NPS Inlet ½” NPS Outlet
  • 231 SCFM at sonic flow

3. Breathing air pressure reducing station for supply of diving bells and chambers.

Features

  • Regulator isolators and bypass facility allows supply of air during maintenance.
  • Non-isolatable relief valve protects downstream system and pipe work.
  • Upstream and downstream pressure gauge isolators with vent for gauge blow-down.
  • Cartridge principle allows full maintenance of all valves with block in situ.
  • Twin Regulators give back-up in the event of failure of one regulator.

Valve List

  • Inlet isolator valve.
  • Filter.
  • Two dome loaded pressure regulators.
  • Two outlet isolator valves.
  • Bypass throttling valve.
  • Non-isolatable relief valve.
  • Inlet and Outlet gauge valves.

Size/Capacity

  • ¾” NPS Inlet ¾” NPS Outlet
  • 1185 SCFM at sonic flow

4. Two stage gas pressure reducing station for high pressure drop applications.

Features

  • Isolators and bypass facility allows supply of air during without regulators.
  • Non-isolatable relief valve protects downstream system and pipe work.
  • Intermediate relief valve not required.
  • Cartridge principle allows full maintenance of all valves with block in situ.
  • Material selection provides good resistance to corrosive marine environment.

Valve List

  • Inlet isolator valve.
  • Integral filter on first stage
  • Spring loaded first stage regulator.
  • Dome loaded second stage regulator.
  • Outlet isolator valve.
  • Bypass throttling valve.
  • Non-isolatable relief valve.
  • Outlet gauge valve.

Size/Capacity

  • ¾” NPS Inlet ¾” NPS Outlet
  • 1185 SCFM at sonic flow

5. Two stage high flow pressure reducing station with remote actuation.

Features

  • Outlet stop valve is actuated using 80psig pneumatic actuator gives remote on/off operation.
  • Non-isolatable relief valve protects downstream system and pipe work.
  • Intermediate relief valve not required.
  • Cartridge principle allows full maintenance of all valves with block welded in situ.
  • Material selection provides good resistance to humid environment on site.
  • Instrumentation drillings removes requirement for substantial pipe work.

Valve List

  • Outlet actuated isolator valve.
  • Integral filter on first stage regulator.
  • Spring loaded regulators.
  • Dome loaded second stage regulator.
  • Outlet gauge valve.
  • Non-isolatable relief valve.

Size/Capacity

  • 40mm Inlet 80mm Outlet
  • 4500 Nm3/hr at sonic flow of N2

6. Single stage pressure reducing station for helium shroud gas with remote actuation

Features

  • Inlet stop valve is actuated using 80psig pneumatic actuator gives remote on/off operation.
  • Non-isolatable relief valve protects downstream system and pipe work.
  • Switched check valve gives remote indication of relief valve operation.
  • Cartridge principle allows full maintenance of all valves with block welded in situ.
  • Material selection provides good resistance to humid environment on site.
  • Instrumentation drillings removes requirement for substantial pipe work.

Valve List

  • Integral filter on regulator.
  • Spring loaded single stage regulator.
  • Outlet actuated isolator valve.
  • Outlet gauge valve.
  • Non-isolatable relief valve.

Size/Capacity

  • 20mm Inlet 20mm Outlet
  • 00 Nm3/hr at sonic flow of Helium