摘要
随着我国能源结构调整和电力市场的发展,热电联产行业在不断进行调整和转型升级。先进供热技术与智慧发电技术作为热电联产行业的新兴技术,可以推动我国能源转型发展。介绍了热电解耦、多热源供热、数字孪生等技术的原理及其在热电联产领域的研究进展,结合燃煤机组的发展需求进一步评述了其发展潜力。最后指出,先进供热和智慧发电技术可提高火电机组运行灵活性,实现火电机组边界频繁扰动的优化控制,为我国热电联产发展以及火电发电设施、用电设施、电网智能化提供技术支持,推动我国能源结构向低碳化、清洁化加速转型。
With the energy structure adjustment and power market development in China,cogeneration industry is undergoing a reform and an updating.As emerging technologies in this industry,advanced heat-supply technology and intelligent power generation can promote the energy transition in China.The principles of heat-electricity decoupling,multiple heat sources and digital twin,and their applications in cogeneration are introduced,and their technical potential in facilitating coal-fired units'performance are evaluated.Finally,it is pointed out that these two technologies can realize the optimal control on frequent boundary disturbances of thermal power units by improving units'operational flexibility.The technologies provide technical support for CHP,thermal power generation facilities,electric equipment and power grid,as well as accelerate the transformation of energy structure to a low-carbon and clean one.
作者
李娜
易祖耀
白银雷
LI Na;YI Zuyao;BAI Yinlei(Huadian Zhengzhou Mechanical Design Institute Company Limited,Zhengzhou 450046,China)
出处
《华电技术》
CAS
2021年第3期31-39,共9页
HUADIAN TECHNOLOGY
基金
中国华电集团科技项目(CHDKJ18-01-47)。
关键词
热电联产
热电解耦
先进供热
智慧发电
多热源供热
数字孪生
余热回收
大温差供热
长输供热
CHP
heat-electricity decoupling
advanced heating
intelligent power generation
heating by multiple sources
digital twin
waste heat recovery
heating with large temperature difference
long-distance heating
