The contradiction between the increasing material demand and resource, is the country has faced problems, to better solve the material demand and the contradiction between the environment and resources, is applied to the development of new energy, new energy, not only can alleviate people and resources, environment and resources, the contradiction between people and the environment, also can promote the sustainable development of world economy, HVAC technology has emerged a new generation of energy-saving technology, HVAC has the characteristics of low consumption, low pollution, is a development of technology, to be promoted for environment-friendly, resource-conserving society has an important role in promoting. This paper focuses on the HVAC technology, water source heat pump system operation control and energy consumption optimization, for the relevant personnel reference.