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Built to Last: Underground Piping for District Heating and Cooling Underground thermal distribution pipelines are common at institutional facilities where thermal energy is generated at a central utility plant and is distributed to various buildings (otherwise known as district energy or district heatin....
Electricity-free heating and cooling strategies for water and energy sustainability(实现水和能源可持续性的无电供暖和制冷策略)
B. To ensure uniform heating and cooling of the reaction mixture C. To promote the reaction D. To pr leakage of the reaction mixture 查看完整题目与答案 进行创作前,我们一般会广泛收集素材。素材的收集可以通过速写、色彩写生或借助于照片。 A. 正确 B. 错误 查看完整题目与答案 ...
The invention discloses novel azeotrope-like mixtures of fluorinated compounds which are useful for heating and cooling as heat transfer agents and/or refrigerants. The azeotrope-like mixture comprises: (a) pentafluoropropane; and (b) a hydrofluorocarbon of the formula: C.sub.x F. sub.y H.su...
Evaluating Savings Potential Of course, the savings vary by industry and by geography, both for the environmental costs (lights, heating, cooling) and for the net cost per square foot. For office workspace which is most eligible for cost savings, usage ranges4 ...
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Heating was continued until a sharp temperature increase accompanied by evolution of NOx gases was observed. The reaction temperature was self-sustained with the addition of aliquots of the hydroxy formoxy ester mixture obtained from Step 1. (External cooling may be required throughout the substrate...