有别于传统的多联机定蒸发温度控制策略，该文提出了变蒸发温度控制策略，并以此研究了蒸发温度变化对多联机机组能耗的影响。实验室测试数据表明，变蒸发温度控制策略能够在部分负荷下降低多联机机组能耗。该成果近期发表在Energy and Buildings杂志上（http://dx.doi.org/10.1016/j.enbuild.2015.01.039）。

Fig. 1. Evaporator capacity regulation diagram of VRV system.

Fig. 2. EER variation with PLR under original control strategy.

Fig. 3. EER Variation with PLR under different outside temperatures.

Fig. 4. Energy consumption variation with PLR under different outside temperatures.