CN104776665A - Automatic-control energy-saving type cooling water supply system - Google Patents
Automatic-control energy-saving type cooling water supply system Download PDFInfo
- Publication number
- CN104776665A CN104776665A CN201510155685.1A CN201510155685A CN104776665A CN 104776665 A CN104776665 A CN 104776665A CN 201510155685 A CN201510155685 A CN 201510155685A CN 104776665 A CN104776665 A CN 104776665A
- Authority
- CN
- China
- Prior art keywords
- workshop
- water
- press
- cooling tower
- cooling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
Abstract
The invention relates to an automatic-control energy-saving type cooling water supply system. The automatic-control energy-saving type cooling water supply system comprises a stamping workshop water supply unit and a body workshop water supply unit, wherein the stamping workshop water supply unit comprises a stamping workshop circulating water recovering pipe, a stamping workshop water supply pipe and a stamping workshop cooling tower, and the body workshop water supply unit comprises a body workshop circulating water recovering pipe, a body workshop water supply pipe and a body workshop cooling tower. The automatic-control energy-saving type cooling water supply system further comprises a controller and a frequency converter, the controller and the frequency converter are connected by a circuit, a stamping workshop circulating water pump and a temperature sensor are arranged on the stamping workshop water supply pipe, a body workshop circulating water pump and a temperature sensor are arranged on the body workshop water supply pipe, the controller is connected with the temperature sensors, the frequency converter is connected with the stamping workshop cooling tower and the body workshop cooling tower to control the frequency of a fan or the starting/stopping of the stamping workshop cooling tower and the body workshop cooling tower. Compared with the prior art, the automatic-control energy-saving type cooling water supply system has the advantages that the energy source consumption can be reduced, immediate starting/stopping is achieved according to temperature, and an effect of timely saving energy is achieved.
Description
Technical field
The present invention relates to a kind of water system, especially relate to a kind of energy-saving cooling water system of automatic control.
Background technology
In existing automobile production, cooling water demand is very high.All need to supply recirculated cooling water in press workshop and body workshop, existing chilled(cooling) water supply (CWS) mode generally adopts cooling tower to carry out the cooling of water, makes circulating with water and backwater of press workshop or body workshop by circulating pump.
Because the supply water temperature of press workshop and body workshop is comparatively strict, therefore control supply water temperature is promptly and accurately needed, existing cooling tower temperature controls to be generally manual control, site operation people controls start and stop blower fan of cooling tower according to the cooling water temperature in feed pipe, if what adopt is closed cooling tower, also need the start and stop of water pump in manual control cooling tower.
Current manual control mode, strengthens person works's burden, and can not accomplish promptness, accuracy, can cause energy loss therebetween.And can not assure feed water quality.
Summary of the invention
Object of the present invention is exactly provide a kind of energy-saving cooling water system reducing energy loss, improve the automatic control of water supply quality to overcome defect that above-mentioned prior art exists.
Object of the present invention can be achieved through the following technical solutions:
A kind of energy-saving cooling water system of automatic control, comprise press workshop water supplying unit and body workshop water supplying unit, described press workshop water supplying unit comprises the press workshop circulating water reclamation pipe accepting press workshop backwater, for the press workshop feed pipe that press workshop supplies water, and the press workshop cooling tower be connected between press workshop circulating water reclamation pipe and press workshop feed pipe, described body workshop water supplying unit comprises the body workshop circulating water reclamation pipe accepting body workshop backwater, for the body workshop feed pipe that body workshop supplies water, and the body workshop cooling tower be connected between body workshop circulating water reclamation pipe and body workshop feed pipe, this water system also comprises the controller and frequency converter that are connected by circuit, described press workshop feed pipe is provided with press workshop water circulating pump and temperature sensor, described body workshop feed pipe is provided with body workshop water circulating pump and temperature sensor, described controller is connected with temperature sensor, described frequency converter is connected with press workshop cooling tower and body workshop cooling tower, control start and stop or the blower fan frequency of press workshop cooling tower and body workshop cooling tower.
Described press workshop cooling tower and body workshop cooling tower are respectively equipped with cooling blower, and described frequency converter is electrically connected with cooling blower, the start and stop of controlled cooling model blower fan and the frequency of cooling blower.
Described frequency converter is connected with press workshop water circulating pump and body workshop water circulating pump simultaneously, controls separately the start and stop of press workshop water circulating pump or body workshop water circulating pump.
By water (flow) direction, described temperature sensor is positioned at the downstream of press workshop water circulating pump or body workshop water circulating pump.
Described controller is PLC.
The present invention is by arranging controller and frequency converter, the water temperature in feed pipe is detected by temperature sensor, the temperature signal that temperature sensor detects is transferred to controller, programme-control frequency converter is carried out again by controller, according to water temperature condition, the start and stop of cooling blower and the frequency of cooling blower on Frequency Converter Control press workshop cooling tower and body workshop cooling tower, frequency converter is connected with press workshop water circulating pump and body workshop water circulating pump simultaneously simultaneously, controls separately the start and stop of press workshop water circulating pump or body workshop water circulating pump.
Compared with prior art, the present invention has the following advantages and beneficial effect:
1, automatic control mode is adopted, on the one hand can handled easily, improve the stability and promptness that control, improve processing safety simultaneously;
2, automatic control mode is adopted, the start and stop of cooling blower and the frequency of cooling blower on press workshop cooling tower and body workshop cooling tower can be controlled in time, reduce energy resource consumption, according to the timely start and stop of temperature, and use PLC to control frequency converter, use frequency converter to reduce electric machine frequency, reach effect energy-conservation in time.
3, owing to have employed automatic control mode, therefore, water temperature controls accurately, to improve water supply quality, and can improve water supply security.
4, applied range: hold concurrently there being the station of cooling tower and can use, such as refrigeration plant, air compression station etc.
Accompanying drawing explanation
Fig. 1 is the energy-saving cooling water system structural representation of automatic control of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment
A kind of energy-saving cooling water system of automatic control, as shown in Figure 1, comprise press workshop water supplying unit and body workshop water supplying unit, press workshop water supplying unit comprises the press workshop circulating water reclamation pipe 11 accepting press workshop backwater, for the press workshop feed pipe 9 that press workshop supplies water, and the press workshop cooling tower 1 be connected between press workshop circulating water reclamation pipe 11 and press workshop feed pipe 9, body workshop water supplying unit comprises the body workshop circulating water reclamation pipe 10 accepting body workshop backwater, for the body workshop feed pipe 8 that body workshop supplies water, and the body workshop cooling tower 6 be connected between body workshop circulating water reclamation pipe 10 and body workshop feed pipe 8, this water system also comprises the controller 5 and frequency converter 7 that are connected by circuit, press workshop feed pipe 9 is provided with press workshop water circulating pump 3 and temperature sensor 2, body workshop feed pipe 8 is provided with body workshop water circulating pump 4 and temperature sensor 2, controller 5 is connected with temperature sensor 2, press workshop cooling tower 1 and body workshop cooling tower 6 are respectively equipped with cooling blower, frequency converter 7 is electrically connected with cooling blower, the start and stop of controlled cooling model blower fan and the frequency of cooling blower.Frequency converter 7 is connected with press workshop water circulating pump 3 and body workshop water circulating pump 4 simultaneously, controls separately the start and stop of press workshop water circulating pump 3 or body workshop water circulating pump 4.By water (flow) direction, temperature sensor 2 is positioned at the downstream of press workshop water circulating pump 3 or body workshop water circulating pump 4.Controller 5 is PLC.
By arranging controller 5 and frequency converter 7, the water temperature in feed pipe is detected by temperature sensor 2, the temperature signal that temperature sensor 2 detects is transferred to controller 5, programme-control frequency converter 7 is carried out again by controller 5, according to water temperature condition, frequency converter 7 controls press workshop cooling tower 1 and the start and stop of cooling blower and the frequency of cooling blower on body workshop cooling tower 6, simultaneously frequency converter 7 is connected with press workshop water circulating pump 3 and body workshop water circulating pump 4 simultaneously, the start and stop of independent control press workshop water circulating pump 3 or body workshop water circulating pump 4, energy resource consumption can be reduced, according to the timely start and stop of temperature, and use PLC to control frequency converter, frequency converter is used to reduce electric machine frequency, reach effect energy-conservation in time.
Above-mentioned is can understand and use invention for ease of those skilled in the art to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the invention is not restricted to above-described embodiment, those skilled in the art, according to announcement of the present invention, do not depart from improvement that scope makes and amendment all should within protection scope of the present invention.
Claims (5)
1. the energy-saving cooling water system automatically controlled, comprise press workshop water supplying unit and body workshop water supplying unit, described press workshop water supplying unit comprises press workshop circulating water reclamation pipe (11) accepting press workshop backwater, for the press workshop feed pipe (9) that press workshop supplies water, and the press workshop cooling tower (1) be connected between press workshop circulating water reclamation pipe (11) and press workshop feed pipe (9), described body workshop water supplying unit comprises body workshop circulating water reclamation pipe (10) accepting body workshop backwater, for the body workshop feed pipe (8) that body workshop supplies water, and the body workshop cooling tower (6) be connected between body workshop circulating water reclamation pipe (10) and body workshop feed pipe (8), it is characterized in that, this water system also comprises the controller (5) and frequency converter (7) that are connected by circuit, described press workshop feed pipe (9) is provided with press workshop water circulating pump (3) and temperature sensor (2), described body workshop feed pipe (8) is provided with body workshop water circulating pump (4) and temperature sensor (2), described controller (5) is connected with temperature sensor (2), described frequency converter (7) is connected with press workshop cooling tower (1) and body workshop cooling tower (6), control start and stop or the blower fan frequency of press workshop cooling tower (1) and body workshop cooling tower (6).
2. the energy-saving cooling water system of a kind of automatic control according to claim 1, it is characterized in that, described press workshop cooling tower (1) and body workshop cooling tower (6) are respectively equipped with cooling blower, described frequency converter (7) is electrically connected with cooling blower, the start and stop of controlled cooling model blower fan and the frequency of cooling blower.
3. the energy-saving cooling water system of a kind of automatic control according to claim 1, it is characterized in that, described frequency converter (7) is connected with press workshop water circulating pump (3) and body workshop water circulating pump (4) simultaneously, controls separately the start and stop of press workshop water circulating pump (3) or body workshop water circulating pump (4).
4. the energy-saving cooling water system of a kind of automatic control according to claim 1, it is characterized in that, by water (flow) direction, described temperature sensor (2) is positioned at the downstream of press workshop water circulating pump (3) or body workshop water circulating pump (4).
5. the energy-saving cooling water system of a kind of automatic control according to claim 1, is characterized in that, described controller (5) is PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510155685.1A CN104776665A (en) | 2015-04-02 | 2015-04-02 | Automatic-control energy-saving type cooling water supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510155685.1A CN104776665A (en) | 2015-04-02 | 2015-04-02 | Automatic-control energy-saving type cooling water supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104776665A true CN104776665A (en) | 2015-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510155685.1A Pending CN104776665A (en) | 2015-04-02 | 2015-04-02 | Automatic-control energy-saving type cooling water supply system |
Country Status (1)
| Country | Link |
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| CN (1) | CN104776665A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107065543A (en) * | 2017-03-29 | 2017-08-18 | 山东华星石油化工集团有限公司 | A kind of optimal Water temperature control method of recirculating cooling water system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5309722A (en) * | 1992-11-06 | 1994-05-10 | Harsco Corporation | Temperature control system for liquid nitrogen refrigerator |
| SE517594C2 (en) * | 2001-05-31 | 2002-06-25 | Ingenjoers Lennart Asteberg Ab | Plant for heat recovery from a number of refrigeration machines |
| CN202024619U (en) * | 2010-12-31 | 2011-11-02 | 北大方正集团有限公司 | Cooling tower circulating water system |
| CN102889827A (en) * | 2012-10-25 | 2013-01-23 | 溧阳市宏林冷却塔有限公司 | Water cooling system |
| CN102927834A (en) * | 2012-10-19 | 2013-02-13 | 中国轻工业武汉设计工程有限责任公司 | Industrial circular cooling water cooling device |
| CN203704492U (en) * | 2013-12-20 | 2014-07-09 | 江苏和丰制铁新材料科技有限公司 | Automatic circulating water cooling system |
| CN204555498U (en) * | 2015-04-02 | 2015-08-12 | 南京祥源动力供应有限公司 | A kind of energy-saving cooling water system of automatic control |
-
2015
- 2015-04-02 CN CN201510155685.1A patent/CN104776665A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5309722A (en) * | 1992-11-06 | 1994-05-10 | Harsco Corporation | Temperature control system for liquid nitrogen refrigerator |
| SE517594C2 (en) * | 2001-05-31 | 2002-06-25 | Ingenjoers Lennart Asteberg Ab | Plant for heat recovery from a number of refrigeration machines |
| CN202024619U (en) * | 2010-12-31 | 2011-11-02 | 北大方正集团有限公司 | Cooling tower circulating water system |
| CN102927834A (en) * | 2012-10-19 | 2013-02-13 | 中国轻工业武汉设计工程有限责任公司 | Industrial circular cooling water cooling device |
| CN102889827A (en) * | 2012-10-25 | 2013-01-23 | 溧阳市宏林冷却塔有限公司 | Water cooling system |
| CN203704492U (en) * | 2013-12-20 | 2014-07-09 | 江苏和丰制铁新材料科技有限公司 | Automatic circulating water cooling system |
| CN204555498U (en) * | 2015-04-02 | 2015-08-12 | 南京祥源动力供应有限公司 | A kind of energy-saving cooling water system of automatic control |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107065543A (en) * | 2017-03-29 | 2017-08-18 | 山东华星石油化工集团有限公司 | A kind of optimal Water temperature control method of recirculating cooling water system |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150715 |
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| RJ01 | Rejection of invention patent application after publication |