叙述了利用层次分析法，对家用型空气源热泵热水器发展趋势的分析与预测。
The development tendency of the household air-source heat pump water heater was analyzed and forecasted by the method of analytic hierarchy process.
为了研究制冷剂充注量对小型空气源热泵热水器性能的影响，进行了不同充注量实验。
In order to study the effects of refrigerant charge on the performance of a small-sized heat pump water heater, many experiments under different charge were carried out.
对现有的空气源热泵热水器系统部件提出了优化目标与方向，并进行相应计算和实验验证。
The system optimization of the air sourced heat pump water heater(ASHPWH) was presented including calculating and testing.
还提出了一套适用于空气源热泵热水器的控制方案，并通过经济性分析论证了控制方案的优越性。
On the basis of the experimental results, a new control strategy is also provided, which has been proved efficient by the means of economic analysis.
本文试验研究复叠式蓄热型空气源热泵热水器蓄热和放热过程，探讨热泵系统循环和相变蓄热的耦合。
According to operating heat pump process and the water supply process, the experiment is aim to find out how the cascade heat pump work which combined with the PCM.
但普通单级空气源热泵热水器在低温环境下运行中存在压缩比过大、制热量不足和制热效率太低等问题。
But there are some shortage of ordinary single-stage heat pump in low-temperature environment, such as high compression ratio, devoid heating power and low efficiency.
本文通过综合分析，选择将两级节流中间不完全冷却双级压缩循环应用于空气源热泵热水器以适用低温工况。
With comprehensive analysis, two-stage compression cycle is applied to air-source heat pump to adapt to the low-temperature environment.
并在装备上进行了实验，实验结果表明，环境温度和水箱设定温度是影响空气源热泵热水器运行性能的重要参数。
An experimental study has been carried out to determine the impact of ambient temperature and setting temperature on the seasonal performance of this device.
并在装备上进行了实验，实验结果表明，环境温度和水箱设定温度是影响空气源热泵热水器运行性能的重要参数。
An experimental study has been carried out to determine the impact of ambient temperature and setting temperature on the seasonal performance of this device.
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