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APTECH調(diào)壓閥AZ1015S 2PW FV4 FV4 原裝供應(yīng)

APTECH調(diào)壓閥作用原理：工作時(shí)，假定出口壓力小于指揮器控制彈簧的設(shè)定值，指揮器控制彈簧的力然后克服出口壓異?？刂茥l件下要求主閥快速關(guān)閉時(shí)，泄壓閥打開以增加泄壓速度。作用到主閥膜片上數(shù)值增加后的出口壓力加上主閥彈簧的彈力，就能克服作用到主閥膜片上數(shù)值減小的加載壓力，將節(jié)流套推向靜止閥座，使流向下游系統(tǒng)的氣量減少

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APTECH調(diào)壓閥AZ1015S 2PW FV4 FV4 原裝供應(yīng)