新概念兆瓦级风热机组性能预测与分析研究

Performance prediction and analysis of new concept MW-scale wind turbine heating system

风能热利用是一种可以替代燃煤锅炉供暖的变革性洁净能源技术,是解决北方地区冬季雾霾问题的有效途径之一.风能热利用一方面可以解决燃煤供暖所带来的环境污染问题,另一方面还可以解决风能消纳问题.基于"温度对口、梯级利用"的科学用能原则,提出了"风热机组"首创概念,以MATLAB/Simulink仿真平台为基础,结合BEM理论和热泵循环模型,构建了风热机组仿真模型.搭建了风热机组性能测试实验平台,验证了仿真模型的可靠性.在此基础上,通过研究不同风况对兆瓦级风热机组的影响,获得了兆瓦级风热机组性能曲线和典型工况下的运行规律.研究结果可为拓展风能利用新方向,满足国家清洁供暖的重大需求提供新的技术方案和理论依据.

Wind energy heat utilization is a kind of innovative clean energy technology that can replace coal-fired boilers and can enhance the capacity of wind energy accommodation.Wind energy heat utilization can solve the pollution problems caused by coal-fired heating and the problem of wind energy accommodation.Based on the scientific energy utilization principle of temperature matching and cascade utilization,the novel idea of wind turbine heating system has been proposed,and the simulation model of a wind turbine heating system was established on the basis of the MATLAB/Simulink platform combined with BEM theory and heat pump model.An experimental platform for the performance testing of wind turbine heating system was developed,which verified the reliability of the simulation model.By studying the influence of different wind conditions,the performance curves and operating characteristics of the megawatt-scale wind turbine heating systems were obtained.These research results can provide new technical solutions and the theoretical bases for giving new direction to wind energy utilization research,which will meet the global need for the use of clean sources of heating.