建筑节能的关键技术：围护结构的热传递机理、节能指标体系优化方法以及建筑低能耗围护结构组合优化设计方法、冷热源的优化运行方式,包括制冷采暖系统运行工况优化调控,冷热负荷的预测技术,开发调节控制软件等；建筑室内温度控制和冷热量计量控制成套技术,包括适合中国国情的控制产品,冷热量计量装置的研制,计量收 The key technologies of building energy conservation: the heat transfer mechanism of the envelope, the optimization method of the energy-saving index system and the combination optimization design method of the building low-energy envelope, the optimized operation modes of the cold and heat sources, including the optimization and control of the operating conditions of the refrigeration and heating system, Heat load forecasting technology, development and regulation of control software; building indoor temperature control and measurement of cold heat control technology, including control of products suitable for China's national conditions, the development of measurement of cold and heat metering, metering