CN-122026408-A - Power load optimization method and device and electronic equipment

CN122026408ACN 122026408 ACN122026408 ACN 122026408ACN-122026408-A

Abstract

The invention provides a power load optimizing method, a device and electronic equipment, wherein a workplace comprises a plurality of classes of electric equipment, the electric equipment of the classes has a plurality of load persistence rates according to different production tasks, and the method comprises the following steps of determining at least one target class of equipment needing to calculate the power load; the method comprises the steps of obtaining the total number of at least one target class device, rated parameters and compensation factors, calculating the total number of the target class devices corresponding to the load continuous rates and the number of the target class devices which normally work under a target probability, and calculating the device capacity according to the number of the target class devices corresponding to the load continuous rates, the rated parameters and the compensation factors. The invention further provides a power load optimizing device and electronic equipment.

Inventors

GUO HAIPING
YANG HAIPENG
YANG MINGCHUAN

Assignees

北京奔驰汽车有限公司

Dates

Publication Date: 20260512
Application Date: 20241106

Claims (10)

1. A method of optimizing electrical load, including a plurality of classes of electrical consumers in a workplace, the classes of electrical consumers having a plurality of load persistence rates according to different production tasks, the method comprising the steps of: determining at least one target class of device that requires calculation of the power load; Obtaining a total number of the at least one target class of devices, rated parameters, and compensation factors; Calculating the total number of the target class devices corresponding to the load duration rates to meet the number of normal work under a target probability; And calculating the equipment capacity according to the satisfied quantity, rated parameters and compensation factors of the target class equipment corresponding to the load duration rates.
2. The method of claim 1, wherein the step of calculating the number of satisfaction of the total number of the target class devices for which the plurality of load persistence rates correspond with a target probability is performed by a laplace center limit theorem.
3. The method of claim 2, wherein the step of calculating the satisfied number of the total number of the target class devices corresponding to the plurality of the load persistence rates by the laplace center limit theorem, which normally operates at a target probability, further comprises: And calculating the satisfied quantity of the target class equipment according to the formula: Wherein, the random variables m to (n, P) accord with binomial distribution, n is the number of target class devices, P is the load duration, P t is the target probability, and l is the satisfied number of the target class devices.
4. A method according to claim 3, wherein the step of calculating device capacity from the number of fulfilments, rated parameters and compensation factors of the target class devices corresponding to a plurality of the load sustaining ratios further comprises: Multiplying the rated capacity of the target class device by the power factor of the target class device to obtain a first rated power; The first rated power and the satisfied numbers of the target class devices corresponding to the load continuous rates are multiplied respectively to obtain a plurality of second rated powers; and dividing the second rated powers by the compensation factors to obtain a plurality of device capacities corresponding to the load duration rates.
5. The method as recited in claim 1, further comprising: And selecting a load duration rate according to the historical data of the electric load of the workplace, and taking the equipment capacity corresponding to the selected load duration rate as the electric load of the workplace.
6. The method of claim 5, wherein the step of selecting a load persistence rate based on historical data of the workplace electrical load further comprises: obtaining a historical highest-use capacitance interval of the workplace; and the equipment capacity corresponding to the selected load duration rate falls into the historical highest-use capacity interval.
7. An electrical load optimizing device for implementing the method of any one of claims 1 to 6, comprising: a device selection module for determining at least one target class of devices for which a power load needs to be calculated; The equipment information acquisition module is used for acquiring the total number, the rated parameters and the compensation factors of the at least one target class of equipment; The device satisfaction quantity calculation module is used for calculating the satisfaction quantity of the total quantity of the target class devices corresponding to the load continuous rates under normal working under a target probability; And the power load calculation module is used for calculating the equipment capacities corresponding to the load continuous rates according to the satisfied quantity, the rated parameters and the compensation factors of the target class equipment corresponding to the load continuous rates.
8. An electronic device comprising the power load optimizing apparatus according to any one of claims 5 to 8, the electronic device being connected with an information display device for displaying the device capacity calculated by the power load optimizing apparatus.
9. A storage medium storing a computer control program for performing the steps of the method according to any one of claims 1 to 6.
10. A computer program product comprising a computer program, characterized in that the computer program, when executed by a processor, implements the steps of the method according to any one of claims 1 to 6.

Description

Power load optimization method and device and electronic equipment Technical Field The present invention relates to the field of power supply, and in particular to power load optimization at a vehicle manufacturing site. Background With the continuous development of the welding technology, the load duration of the welding equipment is lower and the power of a single welding equipment is reduced, and the number of the welding equipment is increased, the original algorithm for changing the algorithm calculates the power load formula to be P js＝KdPε, wherein P js represents the calculated power of the electric equipment, K d represents the conversion coefficient, P ε represents the power of the electric equipment under the load duration epsilon, and when the load duration of the electric equipment is lower, the algorithm for changing the power load of the electric equipment cannot accurately reflect the output capacity of the electric equipment, so that the power supply of the electric equipment with low load duration is too high, the cost is increased, and the problem needs to be solved. Disclosure of Invention In order to solve the technical problems, the invention provides a power load optimization method, wherein a workplace comprises a plurality of classes of electric equipment, the classes of electric equipment have a plurality of load duration rates according to different production tasks, and the method comprises the following steps: determining at least one target class of device that requires calculation of the power load; Obtaining a total number of the at least one target class of devices, rated parameters, and compensation factors; Calculating the total number of the target class devices corresponding to the load duration rates to meet the number of normal work under a target probability; And calculating the equipment capacity according to the satisfied quantity, rated parameters and compensation factors of the target class equipment corresponding to the load duration rates. In an embodiment of the foregoing method of the present invention, the step of calculating the number of satisfaction of the total number of the target class devices corresponding to the plurality of load persistence rates under a target probability is performed by a laplace center limit theorem. In an embodiment of the above method of the present invention, the step of calculating the number of satisfaction of the total number of the target class devices corresponding to the plurality of load persistence rates under a target probability by the laplace central limit theorem further includes: And calculating the satisfied quantity of the target class equipment according to the formula: Wherein, the random variables m to (n, P) accord with binomial distribution, n is the number of target class devices, P is the load duration, P t is the target probability, and l is the satisfied number of the target class devices. In an embodiment of the above method of the present invention, the step of calculating the device capacity according to the number of satisfaction, the rated parameter and the compensation factor of the target class device corresponding to the load duration rates further includes: Multiplying the rated capacity of the target class device by the power factor of the target class device to obtain a first rated power; The first rated power and the satisfied numbers of the target class devices corresponding to the load continuous rates are multiplied respectively to obtain a plurality of second rated powers; and dividing the second rated powers by the compensation factors to obtain a plurality of device capacities corresponding to the load duration rates. In an embodiment of the above method of the present invention, further includes: And selecting a load duration rate according to the historical data of the electric load of the workplace, and taking the equipment capacity corresponding to the selected load duration rate as the electric load of the workplace. In an embodiment of the above method of the present invention, the step of selecting the load duration rate according to the historical data of the electric load of the workplace further includes: obtaining a historical highest-use capacitance interval of the workplace; and the equipment capacity corresponding to the selected load duration rate falls into the historical highest-use capacity interval. In order to better achieve the object of the present invention, there is also provided an electric load optimizing apparatus for implementing the method of any one of the above, comprising: a device selection module for determining at least one target class of devices for which a power load needs to be calculated; The equipment information acquisition module is used for acquiring the total number, the rated parameters and the compensation factors of the at least one target class of equipment; The device satisfaction quantity calculation module is used for calculating the s