该热声发动机驱动双向进气型单级脉管制冷机达到80.9 K的最低制冷温度。
Driven by the thermoacoustic engine, a single stage double-inlet PTC obtained the lowest refrigeration temperature of 80.9K with operating frequency of 45Hz.
介绍了小流量WT型单级旋涡泵的工作原理、研制中解决的主要问题以及试验结果。
Working principle on model WT low-flow single-stage regenerative pumps are presented. Key problems are solved and testing result is got up in the pump developing.
本文举办了核电站设备(IS型单级单吸清水离心泵)的动力特性测试和振动台试验。
Dynamic characteristic tests and shaking table tests of nuclear power station equipment (an is type centrifugal water pump) are carried out.
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