用热回收装置引进新风后基本没有改变空调器的输入功率，相同环境条件下的制冷量增加，EER值增大，焓差热回收效率最高可达到34.12%。
The input power isn't changed much when the heat recovery device is running, on the contrary the EER value becomes bigger and the enthalpy difference heat recovery efficiency reaches 34.12%.
对于输入信号光和直流光功率，存在一个最佳功率值，使得波长转换的Q值最高。
There is an optimal value for pump signal power which can achieve the maximum Q value of wavelength conversion.
通过直接调节四象限变流器控制电压的幅值和相角，达到稳定输出电压和输入功率因数的目的。
Stable output voltage and input power factor is available by direct adjustment of the amplitude and phase angles of the control voltage for 4qs converter.
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