自力式调节阀

1
direct-operated regulator
直接作用仪表：direct acting instrument 直接作用式调节阀;自力式调节阀：direct-operated regulator 直接作用式电压调整器：direct-acting voltage regulator ..
2
self-actuated regulator
... self-absorption自吸 self-actuated regulator自力式调节阀 self-compensating propeller自补偿旋桨 ...
3
self-operated regulator
self-operated pressure regulator自力式压力调节阀 self-operated regulator自力式调节阀 self-operated temperature regulator自力式温度调节阀 ..
4
Self-regulating valve
进口自力式调节阀概述: 德国力特LIT进口自力式调节阀（Self-regulating valve），依靠流经阀内介质自身的压力、温度作为能源驱动

短语

1
自力式调节阀虽然调节精度不高，但能自成一个调节系统。
Although regulator has low precision, it is a complete self adjusting system.
2
针对高炉恒流量供水冷却方式的弊端，提出采用温差自力式调节阀使高炉按恒温差供水冷却方式冷却。
In this paper, temperature difference self-power adjusting valve is used to make BF cooling apparatus change constant flux water supply mode to constant difference in temperature cooling mode.
3
介绍了波纹管平衡型自力式压差调节阀的结构与工作原理。
Structure and operation principle of the bellows-balance self-operated pressure regulator are described in the paper.

自力式调节阀
自力式调节阀又称自力式控制阀，是一种依靠流经阀内介质自身的压力、温度作为能源驱动阀门自动工作，不需要外接电源和二次仪表的调节阀。自力式调节阀主要分为自力式压力调节阀、自力式压差调节阀、自力式温度调节阀、自力式流量调节阀。

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