基于热电厂余热利用的复合型区域供冷系统设计与效益分析

Design and benefit analysis of a hybrid district cooling system based on utilization of wasted heat from thermal power plant

分析了北京市某金融商务区冷负荷及用地规划特征,结合当地可利用的热电厂余热与市政热力管网等条件,设计了一种复合型区域供冷系统。该系统以吸收式制冷技术实现发电余热利用,以冰蓄冷技术实现电力削峰填谷。分析了系统的能源、环境、经济效益。

Analyses the cooling load and land use characteristics of a financial business district in Beijing,and designs a hybrid district cooling system considering the available waste heat from a nearby thermal power plant and the surrounding municipal heating networks.This system achieves the utilization of the waste heat by absorption refrigeration and the peak load shifting of power by ice thermal storage.Analyses the energy,environmental and economic benefits of the system.