In order to realize low-carbon economic operation of combine heat and power(CHP) units during the heat-supply season
we propose an optimal scheduling model of coal-fired unit tracking renewable energy for combined heating based on wind power prediction. Firstly
we propose a prediction model integrating functional data analysis and long short-term memory network to predict the output of wind turbine units. Secondly
we establish a system model of CHP units tracking renewable energy for combined heating
which explores the optimal capacity allocation of wind turbine units under the premise of full wind power absorption during the heating season. Finally
considering the power grid stability and the economic benefits on the energy supply side of the combined heat-supply system as performance indicators
and taking into account constraints such as unit ramp rate
uncertainty in wind power output
and heating balance throughout the heat-supply season
we establish an optimal scheduling model of CHP units tracking renewable energy for combined heat-supply. The simulation results show that the economy of the new energy optimal capacity allocation in the combined heat-supply system and the effectiveness of the optimal scheduling model.
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