參考書目:《天然氣集輸系統(tǒng)——常用閥門手冊(cè)》,劉成林主編,P172 根據(jù)公式DS=2∑M/Q進(jìn)行計(jì)算 式中,DS為手輪直徑,mm; ∑M為閥桿上的最大力矩,N·mm; Q為手輪上的圓周力,N; |
|關(guān)于我們|網(wǎng)站地圖|油氣儲(chǔ)運(yùn)網(wǎng) ( 魯ICP備11007657號(hào)-3 )
GMT+8, 2024-11-13 07:38 , Processed in 0.014278 second(s), 8 queries , Gzip On, MemCached On.
Powered by Discuz! X3.5
Copyright © 2001-2023, Tencent Cloud.