| Energy Internet will be the trend and direction of energy development.It is composed of strong smart grid and ubiquitous power Internet of things.It is based on the new generation of power system,has extensive network interconnection,flexible user participation,and supports the development and utilization of new energy resources and "plug and play" of various energy facilities of intelligent energy system.According to the open and data-sharing thinking of Internet information technology platform,it is also necessary to establish an energy data-sharing platform for energy industry to adapt to the development of the times,promote the establishment of energy and information technology integration system,realize the transformation of production and consumption from high-carbon to low-carbon,and ensure the utilization rate of clean energy.The realization of energy Internet breaks the barrier of traditional energy supply in energy local area network,and realizes the multiple energy service network of power supply,heating and cooling.At the same time,distributed energy control algorithm is also used among different energy-using regions to respond to the development requirements of intelligent energy integrated service system and meet diverse energy needs.The main work includes the following aspects:(1)Through rational development and utilization of distributed clean energy,triple supply,heat pump and other forms of energy supply,the deployment of integrated energy management system will maximize the comprehensive utilization of available energy in the region,and achieve multilevel energy interaction and load control.(2)The energy internet,characterized by multiple energy supply network systems such as electricity,heat and gas,has promoted the use of distributed clean energy,enabled users to participate more widely and deeply in the construction of energy ecosphere,promoted the energy consumption structure,and created a comprehensive energy service sharing platform.As an important hub equipment,energy router is not only an energy hub,but also an information node,which can realize the regulation of energy and transmit real-time information.Firstly,the mathematical models of power,heat and natural gas systems in energy Internet are established.Then,based on the characteristics of energy router interconnection,monitoring and distribution,a multi-energy flow management model is established.Finally,an example is given to illustrate the efficiency and feasibility of multi-energy flow management.(3)In the context of integrated energy services,it is necessary to consider distributed collaborative control of multiple energy.According to the characteristics of complementary operation of power network and natural gas network,considering the electric-gas coupling relationship,the optimization model of multi-energy flow LAN with new energy is established,and top-level planning is carried out by using energy router,thus ensuring the orderly allocation of energy among various energy local area networks.Based on the optimization algorithm of teaching and learning modes,the conventional consistency algorithm is improved,and the optimization problem is solved.The distributed collaborative optimization of electro-pneumatic coupling system is realized.The improved consistency algorithm based on teaching and learning mode has better search ability and search ability,and can obtain better optimization results and computational efficiency.The test is carried out by using the IEEE118-GAS90 system.(4)Finally,based on the case study of Xibo City,a real park,using the model to solve and analyze,it is concluded that building a modern complex of green and energy-saving can improve the utilization rate of clean energy and achieve the effect of green and energy-saving. |
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