A new type of refrigerator called pulse tube refrigerator with low temperature switching valve is suggested for applications such as gas separation and liquefaction.
首次提出了一种称为低温阀切换式脉沖管制冷机的新型制冷装置。
Electric drive for a switching valve, the switching valve having such a drive, and a regenerative thermal oxidizer including the switching valve and drive system.
本发明提供了用于切换阀的电动驱动系统,该切换阀具有这样的驱动系统,并且本发明提供了包括该切换阀和该驱动系统的再生式热氧化器。
The security detection system comprises a gas supply gas circuit and the high-speed switching valve connected in series in the gas supply gas circuit.
安全检测系统包括供气气路和串联在供气气路中的前述高速开关阀。
The invention discloses a high-speed switching valve and a security detection system using the high-speed switching valve.
本发明公开一种高速开关阀和使用该高速开关阀的安全检测系统。