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Load prediction method based on total power of household average equipment and occupancy coefficient

A technology of load forecasting and total power, applied in forecasting, data processing applications, instruments, etc., can solve problems such as single index factor, inability to predict and plan long-term power consumption environment, achieve good design and maintenance, improve efficiency and effectiveness Effect

Active Publication Date: 2017-08-29
STATE GRID JIANGSU ELECTRIC POWER CO LTD TAIZHOU POWER SUPPLY BRANCH +1
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Problems solved by technology

Therefore, the national code has formulated the "Electrical Code for Civil Buildings" according to actual needs, and the power system has also issued the "Distribution Network Planning and Design Manual" and other planning and design standards. electricity regions can make better load forecasts
However, due to the rapid development of people's living standards, the above-mentioned standard basis is difficult to take into account the uncertain factors brought about by economic development, climate change, and regional development. Good forecasting and planning, so better forecasting methods are needed to improve the accuracy and effectiveness of power system load forecasting

Method used

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  • Load prediction method based on total power of household average equipment and occupancy coefficient
  • Load prediction method based on total power of household average equipment and occupancy coefficient
  • Load prediction method based on total power of household average equipment and occupancy coefficient

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Embodiment Construction

[0012] The present invention will be described in detail below in conjunction with specific embodiments.

[0013] In the process of load budgeting, it is usually necessary to calculate the following data:

[0014] 1. Residential electricity load

[0015] According to the existing calculation method provided in the "Civil Electrical Design Code":

[0016] When the average load index per household in the area is the same: S=3*K x *P n *N①

[0017] Where S is the total load of regional electrical appliances, K x is the required coefficient, P n is the electricity load index of each household, and N is the same phase

[0018] number of households;

[0019] When the regional household average load indicators are different:

[0020] It can be seen from the above formula that the calculation results of the current calculation of residential electricity load period depend on the household electricity load P n and the required factor K x Whether it is reasonable or not, but...

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Abstract

The invention belongs to the electric power system load prediction field and especially relates to a load prediction method based on total power of household average equipment and an occupancy coefficient. In the load prediction method based on the total power of household average equipment and the occupancy coefficient, a statistics analysis method is adopted; power utilization models of different residents under different total power of electric equipment are acquired from power utilization data of limited residents in a typical region; and then through the total power of electric equipment of overall users in a region to be predicted and a phase development condition, an electrical load in the region is accurately and effectively calculated. Efficiency and effectiveness of electrical load calculation are increased, which is good for a design and maintenance of a power grid.

Description

technical field [0001] The invention belongs to the field of power system load forecasting, in particular to a load forecasting method based on the total power of equipment per household and occupancy coefficient. Background technique [0002] As an important part of power system planning and design, load forecasting for power consumption areas and power supply areas is an important means to improve the security and economy of the power grid system. Load forecasting starts from actual needs and makes predictions for future regional power consumption and power supply loads. Reasonable forecast, which involves various forecasts of future demand for electricity and future electricity consumption. Then, according to the results of load forecasting, a reasonable arrangement is made for the allocation of power resources, the planning of power usage, and the operation mode and maintenance plan of the power system. Therefore, the national code has formulated the "Electrical Code fo...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06Q10/04G06Q10/06G06Q50/06
CPCG06Q10/04G06Q10/06315G06Q50/06
Inventor 祁晖杨乐刘江东冯伟汤少卿周宪吴倩郭亮严绍兴段小峰马宁史慧生李振宁
Owner STATE GRID JIANGSU ELECTRIC POWER CO LTD TAIZHOU POWER SUPPLY BRANCH
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