Only few of studies is on this type of fresh air system in China, so are the thermodynamic modeling, control algorithm and system identification.

国内针对太阳能-相变蓄热新风系统的研究相对较少，对其热力学建模、控制算法及系统辨识的研究也不多见。

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Only few of studies is on this type of fresh air system in China, so are the thermodynamic modeling, control algorithm and system identification.

国内针对太阳能-相变蓄热新风系统的研究相对较少，对其热力学建模、控制算法及系统辨识的研究也不多见。

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