Instantaneous efficiency and daily average efficiency of evacuated tubular solar heater waters are contrasted with theoretical values by model of calculation and experimental data.
利用模型计算值和实验值对真空管式太阳热水器的瞬时效率、日平均效率进行了比较分析，结果表明所建立的计算模型总体上是成功的。
Based on common instantaneous gas water heater, the condensing gas water heater is developed, and the experimental study on its thermodynamic performance is made.
在普通燃气快速式热水器的基础上，研究开发了冷凝式燃气热水器，对其热工性能进行试验研究。
A novel instantaneous water heater was developed by means of integrating a thermoelectric(TE) heat-pump with a separating thermo-siphon.
研究了一种热电热泵与热虹吸传热组合的新型快热式热水器。
The time constant and instantaneous efficiency of the feed-tube solar air heater were tested on the solar irradiance. The equation for instantaneous efficiency was obtained at the different flow rate.
在自然辐照条件下测试了内插管式空气集热器的时间常数、瞬态效率，得到了不同流量下的瞬态效率方程。
Based on practical situations, the article introduces the influence of different type fan to gas instantaneous water heater combustion thermal efficiency when heat load changes.
文章从实际情况出发，介绍了燃气快速热水器在热负荷变化时使用不同类型的风机对燃烧热效率的影响。
It is proved that gas instantaneous water heater with condensation has pretty practical value.
试验结果表明冷凝式燃气快速热水器有很好的实用价值。
Experiment results show that the natural gas instantaneous water heater with condensation has a high practical value.
试验结果表明冷凝式天然气快速热水器有很好的实用价值。
Based on JSQ32-Q0306 gas instantaneous water heater of Fangtai Kitchenware Co. , Ltd. , A new type of gas heater with condensation has been developed. Its performance test has been made.
在方太厨具有限公司JSQ32-Q0306型家用燃气快速式热水器的基础上，开发了新型冷凝式燃气热水器，并对其进行了热工性能试验研究。
It is proved that gas instantaneous water heater with condensation has pretty...
试验结果表明冷凝式燃气快速热水器有很好的实用价值。
It is proved that gas instantaneous water heater with condensation has pretty...
试验结果表明冷凝式燃气快速热水器有很好的实用价值。
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