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Eight-input balance function block structure and method for thermal power generating unit

A thermal power unit, eight-input technology, applied in the direction of computer control, program control, instrument, etc., can solve the problem of low scalability and flexibility, the operation interface cannot meet the needs of the actual unit operation, and can not meet the total amount control of thermal power units. and balance adjustment

Pending Publication Date: 2020-09-04
XIAN THERMAL POWER RES INST CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, the expansion and flexibility of total balance control, manual and automatic switching, etc. are not high, and the supported operation interface cannot meet the needs of actual unit operation, and the operation interface is complex, with potential limitations, and cannot meet the requirements of thermal power unit total control and The need for balanced regulation

Method used

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  • Eight-input balance function block structure and method for thermal power generating unit
  • Eight-input balance function block structure and method for thermal power generating unit
  • Eight-input balance function block structure and method for thermal power generating unit

Examples

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Embodiment Construction

[0059] The present invention will be further described in detail below in conjunction with the accompanying drawings and application examples in engineering.

[0060] Such as figure 1 As shown, an eight-input balanced function block structure of a thermal power unit includes an engineer station A, an operator station B, a switch C, a controller D, a first analog input terminal board E, a first analog input card F, a second Two analog input terminal board G, the second analog input card H, switch input terminal board I, switch input card J, analog output card K, analog output terminal board L, switch output card M and switch output terminal board N.

[0061] The engineer station A, operator station B, and controller D are respectively connected to the switch C through Ethernet cables; the first analog input card F, the second analog input card H, the switch input card J, and the analog The output card K, the switching value output card M and the controller D are connected thr...

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PUM

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Abstract

The invention discloses an eight-input balance function block structure and method for a thermal power generating unit. The eight-input balance function block structure comprises an engineer station,an operator station, a switch, a controller, a first analog quantity input terminal board, a first analog quantity input card component, a second analog quantity input terminal board, a second analogquantity input card component, a switching value input terminal board, a switching value input card component, an analog quantity output card component, an analog quantity output terminal board, a switching value output card component and a switching value output terminal board. The structure is clear and simple and can support eight paths of parallel equipment to carry out balance operation, wherein a transmission mode and a non-transmission mode are flexibly switched, a normal working mode and a balance working mode are supported in the non-transmission mode, and three value taking modes ofa maximum value, a minimum value and a mean value are supported.

Description

technical field [0001] The invention relates to the technical field of power plant control, in particular to a thermal power unit eight-input balance function block structure and method. Background technique [0002] The power generation process of thermal power units includes a large number of total control and balance adjustments, such as various air volumes, fuel master control, primary air volume, water supply volume, and coal supply instructions. These total amount control and balance adjustment are designed and installed with multiple devices. In the process of controlling these juxtaposed devices, it is necessary to consider the output of each device, manual and automatic status, and timely handle changes in the total amount and the switching and manual switching of each parallel device. Automatic switching, and supports manual setting of various adjustment parameters. The real-time and balanced nature of the total amount control directly determines whether the unit ...

Claims

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Application Information

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IPC IPC(8): G05B19/042
CPCG05B19/0423G05B2219/21085
Inventor 曾卫东李晓博宋美艳田爽李亚都赵江明常威武
Owner XIAN THERMAL POWER RES INST CO LTD
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