Why hot water recirculation has been virtually impossible for existing homes?

为什么在已装饰好的住宅内不能安装生活热水再循环系统？

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It is proved that the field application of cooling water recirculation system can meet the measurement standards and reduce metering errors.

通过冷却循环水系统的现场应用，达到了计量标准的要求，降低了计量误差，验证了该系统在原油计量中的作用。

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A theoretical calculation and experimental study is conducted of a supersonic steam liquid two phase flow pressure boosting unit, which incorporates a hot water recirculation system.

介绍了具有再循环系统的超音速汽液两相流升压装置，并对该装置的各种性能进行了理论计算及实验研究。

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Fab 15 will be TSMC's next "green fab" following Fab 12 and Fab 14, incorporating green concepts in energy conservation and pollution control in its design, including a process water conservation rate of 85%, reclamation of rainwater, recirculation and reuse of general exhaust heat, and development of solar power generation and LED lighting applications.

ENGADGET: TSMC begins construction of new $9.3b foundry, wants to sate our constant hunger for chips

"You have to get the recirculation system up and functioning so they can cool that water in the normal way, " said Gary Was, a nuclear engineering professor at the University of Michigan and a CNN consultant.

CNN: STORY HIGHLIGHTS