CN203224730U - Temperature measurement signal saltation processing system for thermal power generating unit - Google Patents
Temperature measurement signal saltation processing system for thermal power generating unit Download PDFInfo
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- CN203224730U CN203224730U CN 201320174416 CN201320174416U CN203224730U CN 203224730 U CN203224730 U CN 203224730U CN 201320174416 CN201320174416 CN 201320174416 CN 201320174416 U CN201320174416 U CN 201320174416U CN 203224730 U CN203224730 U CN 203224730U
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- 238000009529 body temperature measurement Methods 0.000 title claims abstract description 12
- 230000007257 malfunction Effects 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 abstract 1
- 238000010248 power generation Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000009191 jumping Effects 0.000 description 2
- 230000035772 mutation Effects 0.000 description 1
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Abstract
The utility model discloses a temperature measurement signal saltation processing system for thermal power generating unit to solve the technical problems of malfunction and crash of a conventional thermal power generating unit and auxiliary devices due to damages of temperature measurement components. The temperature measurement signal saltation processing system for thermal power generating unit includes a temperature parameter transmitter, a differential module and a memory trigger module. The differential module, a large value choosing module, the trigger module, a delay module and a high-value monitoring module in a distributed control system are used to build a temperature signal real-time online processor. The temperature signal real-time online processor is arranged in an existing temperature parameter acquisition and processing system of the thermal power generating unit to constitute an independent control system which can predict whether temperature parameters are reliable and correct, thereby solving the technical problem of temperature treatment of the thermal power generating unit, improving safety of the overall thermal power generating unit and all the auxiliary devices and ensuring the stability of the unit.
Description
Technical field
The utility model relates to a kind of automatic control system, and particularly a kind of differential of fired power generating unit temperature measurement signal abruptly-changing system is distinguished automatic control system.
Background technology
Temperature parameter is extremely important for the interlock protection of the safe and stable operation of fired power generating unit and Important Auxiliary equipment equipment, and the temperature parameter of existing thermal power generation unit adopts directly by thermometric components and parts collection use.Because the fired power generating unit field working conditions is abominable, the damage of thermometric components and parts or virtual connection, the broken string situation that cable signal wire routing distance causes often take place, the temperature signal that causes collecting can not correctly reflect the True Data of unit and subsidiary engine equipment, influences the safe and stable operation of unit.
Summary of the invention
The utility model provides a kind of fired power generating unit temperature measurement signal sudden change disposal system, has solved existing thermal power generation unit because the technical matters of the caused unit of damage of thermometric components and parts and the action of subsidiary engine Device Errors and the machine of jumping.
The utility model is to solve above technical matters by the following technical programs:
A kind of fired power generating unit temperature measurement signal sudden change disposal system comprises temperature parameter transmitter, differential module and memory igniter module, the input end i of the output terminal of temperature parameter transmitter and differential module
1Connect the output terminal O of differential module
1With the first input end i that gets big module
1Connect the output terminal O of definite value module
2With the second input end i that gets big module M3
2Connect, get the output terminal O of big module
3First input end i with the memory igniter module
1Connect the output terminal O of memory igniter module
6With with the second input end i of module
2Connect, get the output terminal O of big module
3Simultaneously with the input end i of negate module
1Connect the output terminal O of negate module
4Input end i with time delay module
1Connect the output terminal O of time delay module
5The second input end i with the memory igniter module
2Connect the input end i of the output terminal of temperature parameter transmitter and high modeling piece
1Connect the output terminal O of high modeling piece
7With with the first input end i of module
1Connect, with the output terminal O of module
8Be connected with control module with logical operation.
The utility model has solved the technical matters of thermal power generation unit temperature measurement signal sudden change, a kind of fired power generating unit temperature measurement signal sudden change disposal system is provided, can be according to the real-time change rate of temperature parameter, the technology of distinguishing by differential, unit that thermal power generation unit temperature jump causes and the problem of the action of subsidiary engine Device Errors and the machine of jumping have been solved, and the control by time-delay reset, guaranteed that temperature parameter is after undergoing mutation, after recovering normally through certain hour, participate in control and logical operation automatically again.Can improve the security and stability of unit.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
A kind of fired power generating unit temperature measurement signal sudden change disposal system comprises temperature parameter transmitter, differential module and memory igniter module, and described temperature parameter transmitter inserts the input end i of differential module M1
1, at the output terminal O of described differential module M1
1Obtained the rate of change of temperature parameter, this rate of change and the first input end i that gets big module M3
1Link to each other the output terminal O of definite value module M2
2With the second input end i that gets big module M3
2Link to each other, get the output terminal O of big module M3
3First input end i with memory igniter module M6
1Link to each other the output terminal O of memory igniter module M6
6With with the second input end i of module M8
2Link to each other, get the output terminal O of big module M3
3Simultaneously with the input end i of negate module M4
1Link to each other the output terminal O of negate module M4
4Input end i with time delay module M5
1Link to each other the output terminal O of time delay module M5
5The second input end i with memory igniter module M6
2Link to each other the input end i of temperature parameter transmitter and high modeling piece M7
1Link to each other the output terminal O of high modeling piece M7
7With with the first input end i of module M8
1Link to each other, with the output terminal O of module M8
8Be connected with control module with logical operation.
Claims (1)
1. a fired power generating unit temperature measurement signal sudden change disposal system comprises temperature parameter transmitter, differential module and memory igniter module, it is characterized in that the input end i of the output terminal of temperature parameter transmitter and differential module (M1)
1Connect the output terminal O of differential module (M1)
1With the first input end i that gets big module (M3)
1Connect the output terminal O of definite value module (M2)
2With the second input end i that gets big module (M3)
2Connect, get the output terminal O of big module (M3)
3First input end i with memory igniter module (M6)
1Connect the output terminal O of memory igniter module (M6)
6With with the second input end i of module (M8)
2Connect, get the output terminal O of big module (M3)
3Simultaneously with the input end i of negate module (M4)
1Connect the output terminal O of negate module (M4)
4Input end i with time delay module (M5)
1Connect the output terminal O of time delay module (M5)
5The second input end i with memory igniter module (M6)
2Connect the input end i of the output terminal of temperature parameter transmitter and high modeling piece (M7)
1Connect the output terminal O of high modeling piece (M7)
7With with the first input end i of module (M8)
1Connect, with the output terminal O of module (M8)
8Be connected with control module with logical operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320174416 CN203224730U (en) | 2013-04-09 | 2013-04-09 | Temperature measurement signal saltation processing system for thermal power generating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320174416 CN203224730U (en) | 2013-04-09 | 2013-04-09 | Temperature measurement signal saltation processing system for thermal power generating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203224730U true CN203224730U (en) | 2013-10-02 |
Family
ID=49251730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320174416 Expired - Fee Related CN203224730U (en) | 2013-04-09 | 2013-04-09 | Temperature measurement signal saltation processing system for thermal power generating unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203224730U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107357169A (en) * | 2017-07-10 | 2017-11-17 | 山东钢铁集团日照有限公司 | A kind of Automated condtrol model for shielding interference signal |
| CN113970385A (en) * | 2021-11-01 | 2022-01-25 | 贵州电网有限责任公司 | Thermal power generating unit auxiliary engine temperature monitoring processing method |
-
2013
- 2013-04-09 CN CN 201320174416 patent/CN203224730U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107357169A (en) * | 2017-07-10 | 2017-11-17 | 山东钢铁集团日照有限公司 | A kind of Automated condtrol model for shielding interference signal |
| CN107357169B (en) * | 2017-07-10 | 2020-07-21 | 山东钢铁集团日照有限公司 | Automatic control model for shielding interference signals |
| CN113970385A (en) * | 2021-11-01 | 2022-01-25 | 贵州电网有限责任公司 | Thermal power generating unit auxiliary engine temperature monitoring processing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131002 Termination date: 20180409 |