2014-05-27上传 Pressure reducing valves:减压阀减压阀,valve,减压阀,减压阀,VALVE 文档格式: .pdf 文档大小: 3.86M 文档页数: 68页 顶/踩数: 0/0 收藏人数: 0 评论次数: 0 文档热度: 文档分类: 论文--毕业论文 文档标签: 减压阀valveVALVE
Pressure/Temperature diagram Attention: If the secondary pressure is increased additionally by back pressure, the pressure regulating valve will act as a check valve. This back pressure can under certain circumstances lead to the destruction of the valve piston. Adjustment range on outlet with an inl...
poppet, poppet valve - a mushroom-shaped valve that rises perpendicularly from its seat; commonly used in internal-combustion engines escape cock, escape valve, relief valve, safety valve, escape - a valve in a container in which pressure can build up (as a steam boiler); it opens automatica...
does not open DIAGRAM 1. CONTROL VALVE SCHEMATIC (pressure remains low), check the adjustment of Pressure Reducing Pilot (6). 7. If the valve begins to oscillate 4 or hunt, bleed air from Main Valve bonnet. See (S)106-PG 'Installation'. PARTS LIST ID PART DESCRIPTION 1 Main Valve (S...
In the opposite case to increase the value but without going below value 1 to assure a correct opening of the valve. Limit conditions Cavitation diagram: it’s the admissible differential pressure normally used in the regulating valve P1 = Maximum inlet pressure of the valve P2 = Minimum ...
B787-A-06-44-00-00A-055A-A Wing Access Doors and Panels – Location Diagram? \o Pressure Refueling – Safety Precautions AMM?B787-A-12-11-01-02A-012B-A Pressure Refueling – Safety Precautions? \o Pressure Refueling – Preparation AMM?B787-A-12-11-01-02A-721B-A Pressure Refueling ...
In any case, for whatever reason, the PRV at the street seems to be healing itself over the last 24 hours. No release thru the 75# relief valve since yesterday... pressure gage back to 60# all day today. Maybe I got lucky and should just leave it be until the water shuts off......
Step 1: Please refer to the above wiring diagram of the electro-pneumatic positioner to connect power cables to the terminal. Step 2: Check the positioner’s feedback lever position, it should be vertical to the valve stem at 50% of the valve stroke, same as the following picture. ...
21 so as not to be removed after being mountedA metal nut structure assembling seat 21 is assembled integrally.Further, the metallic nut structure 3 is provided with a plurality of nut relief holes 31 and a through hole communicating hole of the metal nut structure mounting hole 211.Diagram劉...
To observe the variations in the interface pressure the bladders, positioned at the critical positions, were filled with air to a particular initial air pressure (say Pi) by pumping assembly through a separate air intake valve. The bandage was then wrapped over the air filled bladders at a ...