Scene simulation method and system of comprehensive energy system

A technology for an integrated energy system and a power system, which is applied to the scene simulation method and system field of an integrated energy system, can solve problems such as low accuracy and energy utilization efficiency, and cannot meet the requirements for probabilistic energy flow calculation of an integrated energy system, so as to improve the integrated energy system. Effectiveness of utilization efficiency, promotion of energy operation management, and efficiency improvement

Pending Publication Date: 2020-08-07
杭州市电力设计院有限公司
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Problems solved by technology

The existing scenarios still only consider the impact of correlation on the power system, especially the photovoltaic output, wind power, etc. The correlation between power generation and power load. In the existing scenarios, the impact of the multi-energy flow correlation coupling characteristics of distributed power and electric / heat / gas load fluctuations on the stable operation of the integrated energy system cannot be satisfied. The calculation requirements of the comprehensive energy system probabilistic energy flow of related variables, resulting in low accuracy and energy utilization efficiency of the final energy system security and stability

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  • Scene simulation method and system of comprehensive energy system
  • Scene simulation method and system of comprehensive energy system
  • Scene simulation method and system of comprehensive energy system

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Embodiment 1

[0062] Embodiment 1: as figure 1 As shown, the scene simulation method of a comprehensive energy system provided by the present invention includes:

[0063] Step 1. Process the acquired meteorological data affecting the distributed power supply to obtain a simulation sample set;

[0064] Step 2. Calculate based on the simulation sample set, meteorological sensitive loads and electric vehicle charging parameters to obtain the power generation power of the power system of the integrated energy system, the power generation power of the thermal system and the gas supply power of the natural gas system;

[0065] Step 3. Perform power flow calculation based on the power generation power of the power system, the power generation power of the thermal system, and the gas supply power of the natural gas system to obtain a typical scenario set of the integrated energy system;

[0066] The meteorological data includes ambient temperature, sunlight intensity and wind speed, the comprehens...

Embodiment 2

[0147] Embodiment 2: Based on the same inventive concept, the present invention also provides a scene simulation system of an integrated energy system, including:

[0148] The processing module is used to process the acquired meteorological data affecting the distributed power supply to obtain a simulation sample set;

[0149] A calculation module, configured to perform calculations based on the simulation sample set, weather-sensitive loads, and electric vehicle charging parameters to obtain the power system power generation of the integrated energy system, the power generation power of the thermal system, and the gas supply power of the natural gas system;

[0150] The result module is used to perform power flow calculation based on the power generation power of the power system, the power generation power of the thermal system and the gas supply power of the natural gas system, and obtain a typical scenario set of the integrated energy system;

[0151] The meteorological data...

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Abstract

The invention discloses a scene simulation method and system for a comprehensive energy system. The method comprises the steps: processing obtained meteorological data affecting a distributed power supply to obtain a simulation sample set; calculating based on the simulation sample set, a meteorological sensitive load and an electric vehicle charging parameter to obtain the power generation powerof a power system, the power generation power of a thermodynamic system and the gas supply power of a natural gas system of a comprehensive energy system; carrying out load flow calculation based on the power generation power of the power system, the power generation power of the thermodynamic system and the gas supply power of the natural gas system to obtain the typical scene set of the comprehensive energy system. According to the invention, the distributed power supply system, the meteorological sensitive load system and the comprehensive energy system are regarded as a whole for analysis,so that the importance of multi-energy-flow association coupling is manifested, energy operation management is promoted to be efficient, and the comprehensive utilization efficiency of energy is greatly improved.

Description

technical field [0001] The invention relates to the field of integrated energy system operation and analysis, in particular to a scene simulation method and system for an integrated energy system. Background technique [0002] The meteorological system is a complex system. Changes in meteorological variables such as light, humidity, temperature, and wind speed have a direct impact on weather-sensitive loads such as building heating loads and intermittent new energy power generation. The existing scenarios still only consider the impact of correlation on the power system, especially the photovoltaic output, wind power, etc. The correlation between power generation and power load. In the existing scenarios, the impact of the multi-energy flow correlation coupling characteristics of distributed power and electric / heat / gas load fluctuations on the stable operation of the integrated energy system cannot be satisfied. The calculation requirements of the comprehensive energy syste...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J3/38H02J3/46H02J3/06
CPCH02J3/38H02J3/46H02J3/06H02J2203/10H02J2203/20H02J2300/20H02J2300/24H02J2300/28H02J2300/40Y02E10/56Y02B10/10
Inventor 陈忠华俞容江胡晨刚杨先进高振宇陈海蓉周晋雅黄帅李于宝胡倩
Owner 杭州市电力设计院有限公司
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