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A data processing device and method for conventional performance parameters of a steam turbine

A data processing device and data processing technology, which are used in measuring devices, testing of machine/structural components, instruments, etc., can solve problems such as low work efficiency, low data acquisition accuracy, and low output result accuracy, and achieve high accuracy. , The effect of high data acquisition accuracy and simple data processing method

Active Publication Date: 2016-07-06
STATE GRID CORP OF CHINA +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0003] In order to solve the problems of low data acquisition accuracy, low work efficiency and low accuracy of output results in the existing conventional test methods, the present invention proposes a data processing device and method for conventional performance parameters of steam turbines

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  • A data processing device and method for conventional performance parameters of a steam turbine
  • A data processing device and method for conventional performance parameters of a steam turbine
  • A data processing device and method for conventional performance parameters of a steam turbine

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specific Embodiment approach 1

[0023] Specific implementation mode 1, refer to figure 1 Specifically illustrate this embodiment, the data processing device of a kind of steam turbine routine performance parameter described in this embodiment, it comprises: be used for collecting the data acquisition module 1 of steam turbine pressure signal and temperature signal; Be used for calculating and analyzing the data of steam turbine parameter Processing module 2; Data output module 3 for outputting processed data;

[0024] The data processing module includes: average value calculation module 2-1, instrument correction module 2-2, pressure preprocessing module 2-3, thermal performance index calculation module 2-4 and system correction module 2-5;

[0025] The average value calculation module 2-1 is used to receive the pressure or temperature data of the steam turbine collected multiple times by the data acquisition module 1 of the steam turbine parameters, and calculate the average pressure value and the average t...

specific Embodiment approach 2

[0030] Embodiment 2. This embodiment is a further description of the data processing device for conventional performance parameters of a steam turbine described in Embodiment 1. In this embodiment, the data acquisition module 1 is a pressure transmitter or a thermocouple.

[0031] In this embodiment, the pressure transmitter is used to collect the pressure values ​​of water and steam in the thermal system of the steam turbine; the thermocouple is used to collect the temperature values ​​of water and steam in the thermal system of the steam turbine.

specific Embodiment approach 3

[0032] Embodiment 3. According to Embodiment 1 or 2, a data processing method of a data processing device for conventional performance parameters of a steam turbine, the method includes the following steps: a data acquisition step for collecting steam turbine pressure signals and temperature signals; A data processing step for calculating and analyzing steam turbine parameters; a data output step for outputting processed data;

[0033] The data processing steps include:

[0034] The step of receiving the pressure or temperature data of the steam turbine collected multiple times by the data acquisition module 1 for receiving the steam turbine parameters, and calculating the average pressure value and the average temperature value;

[0035] Steps for correcting pressure averages and temperature averages;

[0036] Steps for preprocessing corrected pressure values;

[0037] A step for calculating the thermal performance index of the steam turbine according to the pretreatment co...

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Abstract

A data processing device and method for conventional performance parameters of a steam turbine relate to the field of thermal performance. The invention aims to solve the problems of low data acquisition precision, low work efficiency and low accuracy of output results existing in the conventional conventional test method. It includes a data acquisition module for collecting steam turbine pressure signals and temperature signals; a data processing module for calculating and analyzing steam turbine parameters; a data output module for outputting processed data; the data processing module includes: average value calculation module, instrument Correction module, pressure pretreatment module, thermal performance index calculation module and system correction module. The data acquisition module collects the pressure and temperature values ​​of the steam turbine, and obtains the required pressure and temperature values ​​after being processed by the data processing module, and saves and outputs the data through the data output module for subsequent processing. The invention is suitable for conventional performance tests of steam turbine units in thermal power plants and nuclear power plants.

Description

technical field [0001] The present invention relates to the field of thermal properties. Background technique [0002] In order to monitor the operation status of the steam turbine in the power plant, or to evaluate the performance of the steam turbine before and after the steam turbine maintenance, the thermal performance test of the steam turbine unit is often carried out. At present, simplified conventional test methods are usually used to observe and analyze thermal performance. This conventional test method has the problems of low data acquisition precision, low work efficiency and low accuracy of output results. Contents of the invention [0003] In order to solve the problems of low data acquisition accuracy, low work efficiency and low accuracy of output results in the existing conventional test method, the present invention proposes a data processing device and method for conventional performance parameters of a steam turbine. [0004] A data processing device f...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01M99/00
Inventor 富学斌刘子烈杨志行许志铭孙清民
Owner STATE GRID CORP OF CHINA
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