直热式热泵热水机组的开发初探

Preliminary development of direct-heating heat pump water heater unit

简要介绍直热式热泵热水机组的开发背景、应用前景、使用优点等,根据实际开发经验,对开发过程中的水温控制问题、除霜问题、高温制热问题等重点难点进行方向性分析,为直热式空气源热泵热水机的开发提供一些思路。

Briefly introduces the research background and advantages of direct-heating water heater unit. Analyzes the difficulties such as water temperature control, defrosting and high atmosphere running, and supplies some new methods for the research and devel- opment of direct-heating water heater unit.