參考書目:《天然氣集輸系統(tǒng)——常用閥門手冊》,劉成林主編,P208 根據(jù)公式N=H/(ZS)進(jìn)行計算 其中,H為閥門的開啟高度,即閥門啟閉件的全行程,mm;Z為螺桿螺紋頭數(shù);S為閥門螺紋的螺距,mm;N為電動裝置應(yīng)滿足的總轉(zhuǎn)動圈數(shù) |
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