模拟结果表明，原锥压式调节阀在开度较小的情况下介质发生了严重的汽化现象，气化率达90%以上，介质速度高，以至于底板被冲击至击穿。
It can be concluded that the medium has high speed and serious vaporization phenomenon of the original cone structure in the case of small opening, the vapor volume fraction is more than 90%.
先将液态丙烯汽化成气态，用气体进样阀将气态丙烯样品进样到气相色谱仪中，由5A分子筛填充柱进行分离，用TCD检测器检测，外标法定量。
Propylene was vaporized from liquid to gas, then sampled to GC by gas sample valve, separated in 5A molecular sieve column, and determined with TCD.
下泄背压控制阀维持下泄流上游段或下泄热交换器处的压力，防止压力过低引起流体汽化。
The letdown back-pressure regulating valve maintains pressure in the section of letdown upstream or the letdown heat exchanger to prevent the letdown liquid flashing to steam.
应用推荐