Electrical data capturing and processing method

Abstract

The invention pertains to an electric power automatic measurement and control technology, in particular to a method for collecting and processing electric power data, which is characterized in that: a high-performance embedded processor DSP plus ARM architecture is adopted, a collecting and processing terminal and a control terminal simultaneously adopt a synchronous sampling method based on a DSP / BIOS facility and an embedded Linux deployment software facility respectively, thus configuring an algorithm allocation module to realize the collecting and the processing of the electric power data, wherein, the synchronous sampling method adopts self-adaptive periodic change software, the signal period is carried out the real-time measurement and an accumulated deviation is controlled within a minimum timing unit of a timer. The invention is designed against the detection and monitoring instruments of an electric power system, which can complete the multi-channel synchronous sampling, integrate the collection and the sampling together, scientifically and reasonably realize the synchronous sampling of the electric power data and further meet the requirements on multi-channel, high-precision, strong real-time property and automation of the electric power data.

Description

technical field [0001] The invention belongs to the electric power automatic measurement and control technology class, in particular to a method for collecting and processing electric power data. Background technique [0002] Data acquisition is an important means of obtaining information. In existing application systems, various sensors are often used to complete sampling under the coordination of controllers or processors. Due to the tight coupling of acquisition components and processing components, the flexibility and versatility of the existing systems are poor, and it is not convenient for system upgrades and function expansions; and the completion of sampling and processing based on general-purpose data acquisition cards solves the problems of complex calculations and system upgrades. But there are the following deficiencies: ① It is difficult to meet the requirements of real-time, high-precision, variable sampling frequency and sampling time of the power system; Pro...

AI Technical Summary

Problems solved by technology

Due to the tight coupling of acquisition components and processing components, the flexibility and versatility of the existing systems are poor, and it is not convenient for system upgrades and function expansions; and the completion of sampling and processing based on general-purpose data acquisition cards solves the problems of complex calculations and system upgrades. But there are the following deficiencies: ① It is difficult to meet the requirements of real-time, high-precision, variable sampling frequency and sampling time of the power system; Processing capacity, but the control processing algorithm is not configurable, and secondary development costs are high; ③Software and hardware solidification design leads to a sharp increase in the cost of system upgrades and function expansion; ④Data analysis relies on computers, and the working environment is limited

The existing power data collection and processing methods are difficult to meet the above requirements

Images