Journal of Electrical Engineering ›› 2022, Vol. 17 ›› Issue (4): 226-232.doi: 10.11985/2022.04.023

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Low-carbon Economic Dispatch of Integrated Energy System Considering Integrated Power Demand Response

ZHAO Anxin(), ZHANG Zhisheng()   

  1. College of Electrical Engineering, Qingdao University, Qingdao 266071
  • Received:2021-12-16 Revised:2022-10-21 Online:2022-12-25 Published:2023-02-03

Abstract:

With the ‘emission peak’ and ‘carbon neutrality’ goals proposed, low-carbon electricity is more in line with the needs of social development. Hydrogen has the characteristics of clean, pollution-free and high energy density. The rational use of hydrogen energy provides a new direction for the development of integrated energy systems. Based on this, a low-carbon economic dispatch model of an integrated energy system containing hydrogen production and hydrogen storage equipment is constructed. The integrated electricity-gas demand response is introduced and the carbon emission penalty cost is considered. The total system cost is optimal as the objective function, and finally the particle swarm algorithm is used to analyze and solve actual calculation examples. The simulation results show that the introduction of integrated demand response and hydrogen production and storage systems can improve the consumption level of renewable energy, reduce the cost of the system, and reduce the carbon emissions of the system.

Key words: Integrated energy system, carbon emission penalty cost, integrated demand response, electrolytic hydrogen production, fuel cell, wind power consumption

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