CN203214290U - Parallel control system for double-pump unit - Google Patents
Parallel control system for double-pump unit Download PDFInfo
- Publication number
- CN203214290U CN203214290U CN 201320238162 CN201320238162U CN203214290U CN 203214290 U CN203214290 U CN 203214290U CN 201320238162 CN201320238162 CN 201320238162 CN 201320238162 U CN201320238162 U CN 201320238162U CN 203214290 U CN203214290 U CN 203214290U
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- pump
- controller
- intelligent controller
- main pump
- electricity
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Abstract
The utility model relates to a parallel control system for a double-pump unit, belonging to the field of an automatic control device for a pump. A signal input end of an intelligent controller is connected with a power source switch, a double-pump control switch, a touch screen, a secondary pump temperature sensor, a secondary pump flow rate sensor, a secondary pump rotating speed sensor, a secondary pump exit pressure sensor, a secondary pump entrance pressure sensor, a primary pump temperature sensor, a primary pump flow rate sensor, a primary pump rotating speed sensor, a primary pump exit pressure sensor and a primary pump entrance pressure sensor, wherein the power source switch and the double-pump control switch are arranged in a control panel; a signal output end of the intelligent controller is connected with the input end of a primary pump power transfer controller and the input end of a secondary pump power transfer controller; the intelligent controller is used for receiving sensing signals, processing the sensing signals and respectively transmitting the treated sensing signals to the primary pump power transfer controller and the secondary pump power transfer controller; the primary pump power transfer controller is used for driving a primary pump power transfer executor according to an instruction from the intelligent controller; the secondary pump power transfer controller is used for driving a secondary pump power transfer executor according to an instruction from the intelligent controller.
Description
Technical field
The utility model relates to the automatic controller field of pump, particularly relates to double pump unit parallel control system.
Background technique
As everyone knows, at present, unit group adaptive control technology, double pump unit series connection control technique have been given priority at the Pump Unit Control technical elements.But aspect the double pump unit parallel operation control technique be a difficult point always, because when double pump unit parallel operation, if a pump assembly delivery pressure is too high, will has influence on the operating mode of another unit by the outlet one-way valve, and then have influence on the maximum delivery flow.The utility model can make the double pump unit when parallel operation, and is close by delivery pressure and the flow of control double pump, makes double pump unit synchronous working, output power unbalance loading quite, not occur.
Summary of the invention
In order to solve asynchronous, the technological difficulties such as output power is different, unbalance loading that existing double pump unit parallel operation may occur, the utility model provides a kind of control technique of double pump unit parallel operation, has the advantage that unbalance loading quite, does not appear in the work of double pump unit synchronous synergetic, output power.
The technological scheme that its technical problem that solves the utility model adopts is: a kind of double pump unit parallel control system, be provided with intelligent controller, it is characterized in that, the signal input part of intelligent controller connects power switch and the double pump control switch in the control panel, touch screen, from the pump temperature transducer, from the pump duty sensor, from the revolution speed sensor, from the pump discharge pressure sensor, from the pump inlet pressure transducer, the main pump temperature transducer, the main pump flow transducer, the main pump speed probe, the main pump outlet pressure sensor, the main pump inlet pressure sensor, the signal output part of intelligent controller connects the input end that the main pump electricity is transferred controller, transfer the input end of controller from the pump electricity, intelligent controller receives sensing signal, and will be transferred to the master respectively after the sensing signal processing, transfer controller from the pump electricity, the main pump electricity transfers controller to drive main pump electricity accent final controlling element according to the instruction of intelligent controller, transfers controller to drive from pump electricity accent final controlling element according to the instruction of intelligent controller from the pump electricity.
The beneficial effects of the utility model are, have the advantage that unbalance loading quite, does not appear in the work of double pump unit synchronous synergetic, output power.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is theory diagram of the present utility model.
1. control panels among the figure, 2. touch screen, 3. intelligent controller, 4. the main pump electricity is transferred controller, 5. the main pump electricity is transferred final controlling element, 6. transfers controller from the pump electricity, 7. transfers final controlling element from the pump electricity, 8. from the pump temperature transducer, 9. from the pump duty sensor, 10. from the revolution speed sensor, 11. from the pump discharge pressure sensor, 12. from the pump inlet pressure transducer, 13. the main pump temperature transducer, 14. main pump flow transducers, 15. main pump speed probes, 16. the main pump outlet pressure sensor, 17. main pump inlet pressure sensors.
Embodiment
Shown in Figure 1, the utility model is provided with intelligent controller 3, the signal input part of intelligent controller 3 connects power switch and the double pump control switch in the control panel 1, touch screen 2, from pump temperature transducer 8, from pump duty sensor 9, from revolution speed sensor 10, from pump discharge pressure sensor 11, from pump inlet pressure transducer 12, main pump temperature transducer 13, main pump flow transducer 14, main pump speed probe 15, main pump outlet pressure sensor 16, main pump inlet pressure sensor 17, the signal output part of intelligent controller 3 connects the input end that the main pump electricity is transferred controller 4, transfer the input end of controller 6 from the pump electricity, intelligent controller 3 receives sensing signal, and will be transferred to the master respectively after the sensing signal processing, transfer controller from the pump electricity, the main pump electricity transfers controller 4 to drive main pump electricity accent final controlling element 5 according to the instruction of intelligent controller 3, transfers controller 6 to drive from pump electricity accent final controlling element 7 according to the instruction of intelligent controller 3 from the pump electricity.
Intelligent controller 3 is various sensing signals switching centers, can handle multiple numeral, pulse and analogue signal simultaneously.The digital signal that intelligent controller 3 transmits control panel 1, the analog current signal that transmits from pump temperature transducer 8, the pulse signal that transmits from pump duty sensor 9, the pulse signal that transmits from revolution speed sensor 10, the analog current signal that transmits from pump discharge pressure sensor 11, the analog current signal that transmits from pump inlet pressure transducer 12, the analog current signal that main pump temperature transducer 13 transmits, the pulse signal that main pump flow transducer 14 transmits, the pulse signal that main pump speed probe 15 transmits, the analog current signal that main pump outlet pressure sensor 16 transmits, the analog current signal that main pump inlet pressure sensor 17 transmits all converts the CAN signal of standard to, passes to touch screen 2 again.
The difference in functionality signal that touch screen 2 transmits according to intelligent controller 3 shows respectively in real time main pump inlet pressure, main pump outlet pressure, main pump rotating speed, main pump flow, main pump temperature at touch screen, from pump inlet pressure, from pump discharge pressure, from revolution speed, from pump duty, from the pump temperature.Set outlet pressure or feed flow at touch screen 2 simultaneously, pass to intelligent controller 3 by the CAN bus.
Intelligent controller 3 is according to outlet pressure or the feed flow set, and when detecting setting value less than actual value, intelligent controller 3 passes to respective electrical to signal to reduce the speed by the CAN bus and transfers controller, and electricity is transferred controller to drive electricity and transferred final controlling element simultaneously; When detecting setting value greater than actual value, intelligent controller 3 passes to respective electrical to the raising speed signal by the CAN bus and transfers controller, and electricity is transferred controller to drive electricity and transferred final controlling element simultaneously.
Claims (1)
1. double pump unit parallel control system, be provided with intelligent controller, it is characterized in that: the signal input part of intelligent controller connects power switch and the double pump control switch in the control panel, touch screen, from the pump temperature transducer, from the pump duty sensor, from the revolution speed sensor, from the pump discharge pressure sensor, from the pump inlet pressure transducer, the main pump temperature transducer, the main pump flow transducer, the main pump speed probe, the main pump outlet pressure sensor, the main pump inlet pressure sensor, the signal output part of intelligent controller connects the input end that the main pump electricity is transferred controller, transfer the input end of controller from the pump electricity, intelligent controller receives sensing signal, and will be transferred to the master respectively after the sensing signal processing, transfer controller from the pump electricity, the main pump electricity transfers controller to drive main pump electricity accent final controlling element according to the instruction of intelligent controller, transfers controller to drive from pump electricity accent final controlling element according to the instruction of intelligent controller from the pump electricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320238162 CN203214290U (en) | 2013-05-06 | 2013-05-06 | Parallel control system for double-pump unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320238162 CN203214290U (en) | 2013-05-06 | 2013-05-06 | Parallel control system for double-pump unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203214290U true CN203214290U (en) | 2013-09-25 |
Family
ID=49203834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320238162 Expired - Lifetime CN203214290U (en) | 2013-05-06 | 2013-05-06 | Parallel control system for double-pump unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203214290U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131131A (en) * | 2017-06-08 | 2017-09-05 | 上海创丞科功水利科技有限公司 | A kind of flow equilibrium method of water pump serial-connection system |
| CN108894946A (en) * | 2018-08-31 | 2018-11-27 | 贵州佳能电机科技有限公司 | Double pump oxygenerator |
-
2013
- 2013-05-06 CN CN 201320238162 patent/CN203214290U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131131A (en) * | 2017-06-08 | 2017-09-05 | 上海创丞科功水利科技有限公司 | A kind of flow equilibrium method of water pump serial-connection system |
| CN107131131B (en) * | 2017-06-08 | 2019-04-26 | 上海创丞科功水利科技有限公司 | A kind of flow equilibrium method of water pump serial-connection system |
| CN108894946A (en) * | 2018-08-31 | 2018-11-27 | 贵州佳能电机科技有限公司 | Double pump oxygenerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 264200 -28, Gaoshan street, Huancui District, Shandong, Weihai Patentee after: WEIHAI YIHE SPECIAL EQUIPMENT MANUFACTURING Co.,Ltd. Address before: 264200 -28, Gaoshan street, Huancui District, Shandong, Weihai Patentee before: WEIHAI YIHE SPECIAL EQUIPMENT MANUFACTURE Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130925 |
|
| CX01 | Expiry of patent term |