CN201812194U - Automatic control system of refrigeration station for recovering residual heat of flue gas - Google Patents
Automatic control system of refrigeration station for recovering residual heat of flue gas Download PDFInfo
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- CN201812194U CN201812194U CN2010205306735U CN201020530673U CN201812194U CN 201812194 U CN201812194 U CN 201812194U CN 2010205306735 U CN2010205306735 U CN 2010205306735U CN 201020530673 U CN201020530673 U CN 201020530673U CN 201812194 U CN201812194 U CN 201812194U
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- refrigeration plant
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- flue gas
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Abstract
The utility model provides an automatic control system of a refrigeration station for recovering the residual heat of flue gas, which comprises a data collecting and processing unit and a video monitoring and operating unit. By the utility model, the failure rate of the running of equipment can be effectively lowered, the reliability of the running of the equipment is enhanced, and the consumption of manpower is also avoided, so that the running efficiency of the equipment is greatly enhanced.
Description
Technical field
The utility model relates to a kind of automatic control system, particularly the automatic control system of flue gas waste heat recovery refrigeration plant in the power plant.
Background technology
The 150MW of power plant's operation at present, the superhigh temperature UHV (ultra-high voltage) unit of 480t/h recirculating fluidized bed, efficient is higher, but exhaust gas temperature is higher about 45 ℃ than design temperature, is about 152 ℃, and therefore, power plant designs a kind of flue gas heat recovery cooling and warming engineering.If refrigeration plant wherein with manually controlling, has increased the error of equipment operation, increased the manpower consumption, reduced equipment operating efficiency.According to the needs of automatic control industry development of the situation, the refrigeration plant of flue gas heat recovery cooling and warming engineering need design a kind of automatic monitored control system.
The utility model content
The purpose of this utility model is to provide a kind of real-time good, the automatic control system of the flue gas waste heat recovery refrigeration plant that automaticity is high.
For reaching above-mentioned, the utility model by the following technical solutions:
A kind of automatic control system of flue gas waste heat recovery refrigeration plant, comprise data acquisition and processing unit and video monitoring and operating unit, described data acquisition and processing unit comprise switch, the PLC main frame, digital quantity input module, the analog quantity load module, digital quantity output module and analog output module, described PLC main frame is gathered the operational factor of refrigeration plant equipment by digital quantity input module and analog quantity load module, realize refrigeration plant equipment is controlled by digital quantity output module and analog output module, described switch links to each other with the PLC main frame, the PLC main frame sends the operational factor of the refrigeration plant equipment that collects to switch, is processed and is handled by switch; Video monitoring and operating unit comprise the local monitor station, and the parameter that switch will be processed and handle is passed to the local monitor station, and the monitor staff monitors, operates each refrigeration plant by the local monitor station, and sends operational order to the PLC main frame.
Further, described local monitor station comprises system host and master keyboard, and described master keyboard homologous ray main frame links to each other, and to system host input operation instruction, system host sends operational order to the PLC main frame.
Further, comprise multimedia host, multimedia host links to each other with system host, by communicating with system host, shows the running status of whole monitoring system and the on-site supervision picture that the user needs
Further, also comprise remote supervisory station, the parameter that switch will be processed and handle is passed to the local monitor station by fiber optical transceiver, and the monitor staff monitors, operates each refrigeration plant by remote supervisory station, and sends operational order to the PLC main frame.
The beneficial effects of the utility model are: 1) reduced the failure rate of equipment operation effectively, improved the reliability of equipment operation; 2) avoid consuming manpower, make the operational efficiency of equipment obtain large increase.
Description of drawings
Fig. 1 is the utility model embodiment system chart.
Below in conjunction with specific embodiment the utility model is described further:
Embodiment
The utility model automatically refrigeration plant of control comprises refrigeration plant equipment such as two refrigeration machines, three chilled water pumps, chilled water user terminal, water charging system and corresponding pipeline valves, temperature sensor.
The PLC main frame is by digital quantity input module and analog quantity load module, gather the on-site signal of refrigeration plants such as refrigeration machine, chilled water pump, chilled water user terminal, water charging system and corresponding pipeline valve, temperature sensor, whether comprise signals such as temperature, pressure, flow, equipment start-stop signal and current of electric, it is normal to analyze whole refrigeration plant operation by these parameters; The PLC main frame is coordinated to control each equipment by digital quantity output module and analog output module and is finished the refrigeration plant normal operation according to these parameters in addition.
The PLC main frame sends the operational factor of the refrigeration plant equipment that collects to switch, process and handle for switch, and the parameter that will process and handle sends the local monitor station to.In view of the above, following operation can be finished in the local monitor station: the running status that monitors refrigeration plants such as refrigeration machine, chilled water pump, chilled water user terminal, water charging system and corresponding pipeline valve, temperature sensor; Eject the respective operations wicket by the appliance icon of clicking on the screen, can pass through the detailed operation information of wicket browsing apparatus; Function button such as withdraw from by handling start button, stop button, fault reset button, picture, finish proper operation according to producing needs to each equipment, the local monitor station sends operational order to the PLC main frame by switch, and the PLC main frame is realized refrigeration plant equipment is controlled by digital quantity output module and analog output module.
The local monitor station comprises system host and master keyboard, and described master keyboard homologous ray main frame links to each other, and to system host input operation instruction, system host sends operational order to the PLC main frame.
Video monitoring and operating unit also comprise remote supervisory station, the parameter that switch will be processed and handle is passed to the local monitor station by fiber optical transceiver, the monitor staff monitors, operates each refrigeration plant by remote supervisory station, and sends operational order to the PLC main frame.
The automatic control system of flue gas waste heat recovery refrigeration plant also comprises multimedia host, and multimedia host links to each other with system host by switch, by communicating with system host, shows the running status of whole monitoring system and the on-site supervision picture that the user needs.The various places monitor staff just can make things convenient for the running status of understanding in time and checking field apparatus in office like this.
Claims (4)
1. the automatic control system of a flue gas waste heat recovery refrigeration plant, it is characterized in that, comprise data acquisition and processing unit and video monitoring and operating unit, described data acquisition and processing unit comprise switch, the PLC main frame, digital quantity input module, the analog quantity load module, digital quantity output module and analog output module, described PLC main frame is gathered the operational factor of refrigeration plant equipment by digital quantity input module and analog quantity load module, realize refrigeration plant equipment is controlled by digital quantity output module and analog output module, described switch links to each other with the PLC main frame, the PLC main frame sends the operational factor of the refrigeration plant equipment that collects to switch, is processed and is handled by switch; Video monitoring and operating unit comprise the local monitor station, and the parameter that switch will be processed and handle is passed to the local monitor station, and the monitor staff monitors, operates each refrigeration plant by the local monitor station, and sends operational order to the PLC main frame.
2. the automatic control system of a kind of flue gas waste heat recovery refrigeration plant as claimed in claim 1, it is characterized in that, described local monitor station comprises system host and master keyboard, described master keyboard homologous ray main frame links to each other, to system host input operation instruction, system host sends operational order to the PLC main frame.
3. the automatic control system of a kind of flue gas waste heat recovery refrigeration plant as claimed in claim 2, it is characterized in that, comprise multimedia host, multimedia host links to each other with system host, by communicating, show the running status of whole monitoring system and the on-site supervision picture that the user needs with system host
4. the automatic control system of a kind of flue gas waste heat recovery refrigeration plant as claimed in claim 1, it is characterized in that, also comprise remote supervisory station, the parameter that switch will be processed and handle is passed to the local monitor station by fiber optical transceiver, the monitor staff monitors, operates each refrigeration plant by remote supervisory station, and sends operational order to the PLC main frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205306735U CN201812194U (en) | 2010-09-14 | 2010-09-14 | Automatic control system of refrigeration station for recovering residual heat of flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205306735U CN201812194U (en) | 2010-09-14 | 2010-09-14 | Automatic control system of refrigeration station for recovering residual heat of flue gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201812194U true CN201812194U (en) | 2011-04-27 |
Family
ID=43895134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205306735U Expired - Fee Related CN201812194U (en) | 2010-09-14 | 2010-09-14 | Automatic control system of refrigeration station for recovering residual heat of flue gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201812194U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692903A (en) * | 2012-05-31 | 2012-09-26 | 山东景津环保设备有限公司 | Remote operating control system of press filter |
| CN105466275A (en) * | 2015-12-31 | 2016-04-06 | 标能和信能源环保技术（天津）有限公司 | Controller of waste heat recovery system |
| CN114779858A (en) * | 2022-06-13 | 2022-07-22 | 深圳市帝迈生物技术有限公司 | Method, device, equipment and storage medium for starting sample analysis device |
-
2010
- 2010-09-14 CN CN2010205306735U patent/CN201812194U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692903A (en) * | 2012-05-31 | 2012-09-26 | 山东景津环保设备有限公司 | Remote operating control system of press filter |
| CN102692903B (en) * | 2012-05-31 | 2016-01-13 | 景津环保股份有限公司 | Pressure filter remote operating control system |
| US9548791B2 (en) | 2012-05-31 | 2017-01-17 | Jingjin Environmental Protection Inc. | Remote operation and control system for pressure filter |
| CN105466275A (en) * | 2015-12-31 | 2016-04-06 | 标能和信能源环保技术（天津）有限公司 | Controller of waste heat recovery system |
| CN114779858A (en) * | 2022-06-13 | 2022-07-22 | 深圳市帝迈生物技术有限公司 | Method, device, equipment and storage medium for starting sample analysis device |
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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 |
Granted publication date: 20110427 Termination date: 20140914 |
|
| EXPY | Termination of patent right or utility model |