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考虑P2G及碳捕集的热电联产虚拟电厂低碳优化调度OA

Low Carbon Optimal Scheduling of CHP Virtual Power Plants Considering P2G and Carbon Capture

中文摘要英文摘要

在碳达峰碳中和的政策方针背景下,北方地区的冬季由于需要供热,使得热电联产机组(combined heat and power,CHP)强迫出力,限制了新能源的消纳与碳减排的能力.利用碳捕集与封存(carbon capture and storage,CCS)技术将热电联产机组产生的CO2捕捉并封存,将新能源发电通过电转气(power to gas,P2G)产生氢能并与捕集到的CO2反应生成CH4,热电联产的燃气轮机使用合成的CH4并掺入一定比例的H2进行燃烧,循环使用CO2,减少碳排放并增加收益,进一步提高虚拟电厂参与电力市场的经济性与低碳性,促进新能源消纳,并保障北方冬季的供热量.建立了考虑P2G及碳捕集的热电联产虚拟电厂的数学模型,并通过MATLAB调用CPLEX求解器进行求解,仿真结果验证了所建模型的有效性.

In the context of the policy guidelines of"carbon peaking"by 2030 and"carbon neutrality"by 2060,the need for heat supply in winter in the northern region forces the combined heat and power units(CHP)to operate,which restricts the consumption of new energy sources and the ability to reduce carbon emissions.Carbon capture and storage(CCS)technology is utilized to capture and store the carbon dioxide(CO2)generated by cogeneration units.New energy power generation generates hydrogen through power-to-gas(P2G)and reacts with the captured CO2 to form CH4,and gas turbines of the cogeneration units use the synthesized methane mixed with a certain proportion of hydrogen for combustion,which recycles CO2,reduces carbon emissions,and increases the revenue.The above measures further improve the economy and low-carbon nature of the virtual power plant's participation in the electricity market,promotes the consumption of new energy,and guarantees the heat supply in the northern winter.A mathematical model of the virtual cogeneration power plant considering P2G and carbon capture was established,and calls the CPLEX solver through MATLAB to solve the model.The final simulation results verified the validity of the model.

薛太林;杨海翔;张海霞;房毅;王京

山西大学电力与建筑学院,山西 太原 030006四川轻化工大学,四川 自贡 643000

动力与电气工程

P2G-CCS;热电联产;掺氢;碳交易机制;虚拟电厂

P2G-CCS;cogeneration;hydrogen doping;carbon trading mechanism;virtual power plant

《山东电力技术》 2024 (005)

1-8 / 8

山西发改委大众创业万众创新专项(137541005);教育部产学合作协同育人项目(221002262073019). Shanxi Development and Reform Commission Mass Entrepreneurship and Innovation Special Project(137541005);Ministry of Education University-industry Cooperation Collaborative Education Project(221002262073019).

10.20097/j.cnki.issn1007-9904.2024.05.001

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