Each valve has a DC project are six kinds of running, were grounded, outage, standby, lockout, unlock and load boost. Control system through the inverter, circuit breakers, isolating switches and other equipment in the order control, to achieve conversion valve running operation.
2013年11月13日星期三
Mixed gas pressure control valve
Regulating valve is a fluid transfer control system is an important component in the fluid pipeline , the rational use of the media regulating valve for regulating the flow rate , pressure and other parameters for effective control, and control fluid pulsation , to reduce energy consumption and improve energy efficiency has is of great significance . Valve is widely used in chemical, petroleum, metallurgy,
Instrumentation ball valve , light , water , marine and aerospace industries , along with industrial development, pipeline fluid flow toward larger , higher pressure in the direction of flow regulation so big valve applications more widely. Mills use mixed gas for gas - steam combined cycle power generation projects,
Stainless steel needle valve , the mixed gas flow requirements up 54000Nm3 / h or more, for the mixed gas pressure control valve nominal diameter exceeding 200mm. Large flow of mixed gas regulator control is the key steel cycle power
2 way manifold technical problems . Usually regular preventive maintenance of the means to ensure high flow control valve job security and reliability , but preventive maintenance there is a " maintenance of excess " problem , resulting in high maintenance costs , resulting in reduced reliability , the failure rate increased ;
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