Method and device for analyzing errors of simulation of electrical power step response

By using polynomial fitting and steady-state detection methods, the parameter identification error of the electric power step response of the steam turbine speed regulation system is automatically calculated, which solves the problems of low data processing efficiency and large influence of human judgment in the existing technology, and achieves more scientific and reliable calculation results.

CN115374555BActive Publication Date: 2026-07-07NORTH CHINA ELECTRICAL POWER RES INST +1
3 Cites 0 Cited by

Patent Information

Application Number
CN202210873623.4
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2022-07-21
Publication Date
2026-07-07
Estimated Expiration
2042-07-21

AI Technical Summary

Technical Problem

In existing technologies, after the parameters of the steam turbine speed control system are modeled, the maximum output increment, peak time and power step adjustment time of the high-pressure cylinder are usually obtained by manual punctuation, which results in low data processing efficiency and is greatly affected by human judgment.

Method used

A polynomial fitting and steady-state detection method is used to automatically calculate the parameter identification error of the electric power step response of the steam turbine speed regulation system, including the peak power arrival time, the initial step time, and the steady-state entry time. The parameter error is determined by the relation matrix and derivative sequence.

Benefits of technology

The simulation error of the electric power step response of the steam turbine speed regulation system was automatically calculated, avoiding the influence of human judgment and improving the scientificity and reliability of the calculation results.

✦ Generated by Eureka AI based on patent content.
Patent Text Reader

Abstract

The application provides a kind of steam turbine governing system electric power step response simulation error analysis method and device, it is related to electric power equipment performance detection field, including: according to the parameter sample of steam turbine governing system electric power step response, preset sample polynomial is fitted, corresponding peak power arrival time is obtained;According to the sample polynomial and historical sample of fitting, the starting step time and steady state entering time of the parameter sample are determined;According to the peak power arrival time, the starting step time and steady state entering time determine the parameter identification error of the steam turbine governing system electric power step response.The application can determine the parameter identification error of steam turbine governing system electric power step response.
Need to check novelty before this filing date? Find Prior Art