CN203907902U - Device for dynamically adjusting energy consumption sum of refrigerating machine and cooling water system to minimum - Google Patents
Device for dynamically adjusting energy consumption sum of refrigerating machine and cooling water system to minimum Download PDFInfo
- Publication number
- CN203907902U CN203907902U CN201420285665.7U CN201420285665U CN203907902U CN 203907902 U CN203907902 U CN 203907902U CN 201420285665 U CN201420285665 U CN 201420285665U CN 203907902 U CN203907902 U CN 203907902U
- Authority
- CN
- China
- Prior art keywords
- intelligent controller
- cooling water
- water pump
- host computer
- cooling tower
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
The utility model discloses a device for dynamically adjusting the energy consumption sum of a refrigerating machine and a cooling water system to the minimum. The device comprises a central intelligent controller, a cooling water pump energy-conservation control device, a cooling tower energy-conservation control device, a refrigerating main machine energy-conservation control and collecting device, a cooling water pump, a cooling tower fan and a refrigerating main machine, wherein intelligent controllers are embedded in the cooling water pump energy-conservation control device, the cooling tower energy-conservation control device and the refrigerating main machine energy-conservation control and collecting device respectively; the cooling water pump, the a cooling tower fan and the refrigerating main machine are connected with the intelligent controllers respectively and send working condition parameter data to the central intelligent controller through the intelligent controllers; the intelligent controllers are connected with the central intelligent controller and control the corresponding devices to operate according to instructions sent by the central intelligent controller. According to the device for dynamically adjusting the energy consumption sum of the refrigerating machine and the cooling water system to the minimum, an artificial neural network is embedded in the central intelligent controller and the intelligent controllers, as a result, the energy consumption sum of the refrigerating main machine and the cooling water system is kept to the minimum all the time, and the energy conservation effect is remarkable.
Description
Technical field
The utility model relates to central air-conditioning energy technical field, and relating in particular to comfort type and craft type central authorities a kind of dynamic adjustment refrigeration machine of tune and cooling water system energy consumption sum is minimum device.
Background technology
Under the environment of the develop rapidly of society, the mankind also wish to explore intelligent secret, and expect to have the brain that can re-construct people for a day; Allow it replace the mankind to complete the work of wanting.In the time of the work that completes the mankind; Also the expertise outstanding mankind and optimum analysis thinking are constructed in intelligent controller; Allow it imitate mankind's moral character of outstanding experts and solve professional ability work.In air-conditioning energy consumption management, the mankind, by the experience accumulation of decades, sum up scientific and effective energy consumption solution and mathematical control model.We can become corresponding neural network algorithm these effective energy consumption solutions by intelligent controller with Construction of A Model; Allow corresponding equipment realize optimum energy consumption solution.
Utility model content
For the deficiency of current central air-conditioning refrigeration host computer, cooling water pump, blower fan of cooling tower energy-conserving control technology and control model, it is minimum device that the utility model provides a kind of dynamic adjustment refrigeration machine and cooling water system energy consumption sum.
Because the running frequency of cooling water pump is larger on the impact of main frame, and cooling water pump generally moves at 100% oepration at full load state, therefore the energy-saving potential of cooling water pump is huge, by adjusting the running frequency of cooling water pump, the Inlet and outlet water temperature difference of control cooling water pump, flow or the flow velocity of cooling water are significant to the whole energy of central air conditioner system.Therefore, the utility model is the impact on central air conditioner system total energy consumption from cooling water system, is improved cooling water pump running frequency and realized the whole energy of air-conditioning system by emphasis.
A kind of dynamic adjustment refrigeration machine and cooling water system energy consumption sum are minimum device, comprise central intelligent controller, cooling water pump energy-saving control device, cooling tower energy-saving control device, refrigeration host computer Energy Saving Control harvester, cooling water pump, blower fan of cooling tower and refrigeration host computer
Described cooling water pump energy-saving control device, cooling tower energy-saving control device and refrigeration host computer Energy Saving Control harvester are embedded with respectively cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller, and described cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller are connected with described central intelligent controller respectively; On described cooling water pump, blower fan of cooling tower and refrigeration host computer, be respectively arranged with sensor, described sensor is connected with described cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller respectively and sends duty parameter data by described cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller to described central intelligent controller;
On described cooling water pump energy-saving control device and cooling tower energy-saving control device, be respectively arranged with frequency converter, described frequency converter is connected with cooling water pump intelligent controller, cooling tower intelligent controller respectively, and described cooling water pump intelligent controller, cooling tower intelligent controller receive the instruction that sent by described central intelligent controller and according to the running frequency of the corresponding frequency converter of described instruction control.
Concrete, described sensor comprises temperature sensor, pressure sensor, flow sensor and power sensor, wherein, described cooling tower intelligent controller be arranged on outdoor outdoor temperature sensor and be connected, receive the outdoor temperature being sent by described outdoor temperature sensor and also feed back to described central intelligent controller; Described cooling water pump be provided with temperature sensor, pressure sensor and flow sensor for backwater port, described temperature sensor, pressure sensor and flow sensor are connected with described cooling water pump intelligent controller and feed back supply and return water temperature, pressure and the flow of cooling water pump to described central intelligent controller; In described refrigeration host computer Energy Saving Control harvester, be provided with power sensor, described power sensor is connected with refrigeration host computer intelligent controller and feeds back the power output of described refrigeration host computer to described central intelligent controller.
Concrete, described refrigeration host computer Energy Saving Control harvester also comprises the main-machine communication device that connects described refrigeration host computer intelligent controller and described refrigeration host computer.
Concrete, described central intelligent controller, cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller include CPU, communication module, data acquisition module, display module and intelligent control unit.
As of the present utility model preferred, described central intelligent controller, cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller are embedded platform, PLC or industrial computer.
As of the present utility model preferred, described sensor sends duty parameter data by the ICP/IP protocol (transmission control protocol/Internet Interconnection agreement) of cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller to described central intelligent controller.
Due to above technical scheme, the beneficial effects of the utility model are:
1, the utility model impact on whole central air conditioner system from cooling water pump, improve cooling water pump running frequency and realize the whole energy of air-conditioning system by emphasis, on this basis, also move to coordinate cooling water pump operation by controlling blower fan of cooling tower, the energy consumption of reduction refrigeration host computer, cooling water pump and the blower fan of cooling tower of amplitude peak, makes the whole energy effect of air-conditioning system better.
2, central intelligent controller of the present utility model, cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller embed artificial neural network, the processing advantage of novel artifical nerve guide network to non-linear complex data, can Auto-matching go out to meet the Energy Saving Strategy of current system refrigeration demand, it is minimum dynamically adjusting refrigeration host computer and cooling water system energy consumption sum, has advantages of that processing speed is fast, operational efficiency is high.
3, the utility model compact conformation, control performance is good, good energy-conserving effect.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is that a kind of dynamic adjustment refrigeration machine that provides of the utility model embodiment and cooling water system energy consumption sum are the structural representation of minimum device;
Fig. 2 be in Fig. 1 blower fan of cooling tower and central controller be related to schematic diagram.
In figure: 1-central intelligent controller, 2-cooling water pump energy-saving control device, 3-cooling tower energy-saving control device, 4-refrigeration host computer Energy Saving Control harvester, 5-cooling water pump, 6-blower fan of cooling tower, 7-refrigeration host computer.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
It is minimum device that the utility model provides a kind of dynamic adjustment refrigeration machine and cooling water system energy consumption sum, as shown in Figure 1, comprise central intelligent controller 1, cooling water pump energy-saving control device 2, cooling tower energy-saving control device 3, refrigeration host computer Energy Saving Control harvester 4, cooling water pump 5, blower fan of cooling tower 6 and refrigeration host computer 7, it is characterized in that
Described cooling water pump energy-saving control device 2, cooling tower energy-saving control device 3 and refrigeration host computer Energy Saving Control harvester 4 are embedded with respectively cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller, and described cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller are connected with described central intelligent controller 1 respectively; On described cooling water pump 5, blower fan of cooling tower 6 and refrigeration host computer 7, be respectively arranged with sensor, described sensor is connected with described cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller respectively and sends duty parameter data by described cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller to described central intelligent controller 1;
On described cooling water pump energy-saving control device 2 and cooling tower energy-saving control device 3, be respectively arranged with frequency converter, described frequency converter is connected with cooling water pump intelligent controller, cooling tower intelligent controller respectively, and described cooling water pump intelligent controller, cooling tower intelligent controller receive the instruction that sent by described central intelligent controller 1 and according to the running frequency of the corresponding frequency converter of described instruction control.
Concrete, described sensor comprises temperature sensor, pressure sensor, flow sensor and power sensor, wherein, described cooling tower intelligent controller be arranged on outdoor outdoor temperature sensor and be connected, receive the outdoor temperature being sent by described outdoor temperature sensor and also feed back to described central intelligent controller 1; Described cooling water pump 5 be provided with temperature sensor, pressure sensor and flow sensor for backwater port, described temperature sensor, pressure sensor and flow sensor are connected with described cooling water pump intelligent controller and feed back supply and return water temperature, pressure and the flow of cooling water pump 5 to described central intelligent controller 1; In described refrigeration host computer Energy Saving Control harvester 4, be provided with power sensor, described power sensor is connected with refrigeration host computer intelligent controller and feeds back the power output of described refrigeration host computer 7 to described central intelligent controller 1.
Concrete, described refrigeration host computer Energy Saving Control harvester 4 also comprises the main-machine communication device that connects described refrigeration host computer intelligent controller and described refrigeration host computer 7.
Concrete, described central intelligent controller 1, cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller include CPU, communication module, data acquisition module, display module and intelligent control unit.
As of the present utility model preferred, described central intelligent controller 1, cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller are embedded platform, PLC or industrial computer.
Preferred as another kind of the present utility model, described sensor sends duty parameter data by the ICP/IP protocol of cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller to described central intelligent controller 1.
Because the running frequency of cooling water pump is larger on the impact of main frame, and cooling water pump generally moves at 100% oepration at full load state, therefore the energy-saving potential of cooling water pump is huge, by adjusting the running frequency of cooling water pump, the Inlet and outlet water temperature difference of control cooling water pump, flow or the flow velocity of cooling water are significant to the whole energy of central air conditioner system.
The problem that the utility model mainly solves is the lowest energy consumption solution that mould is asked for refrigeration host computer, cooling water pump and blower fan of cooling tower.
Analyze according to central air-conditioning refrigeration host computer, coolant pump, blower fan of cooling tower power and (W total=the cold tower blower fan of W main frame+W cooling water pump+W):
1, under definition operating mode, its operating mode is divided into N kind, becomes N nonlinear function according to main unit load rate (ε), cooling tower inflow temperature (T inflow temperature), the cooling tower Inlet and outlet water temperature difference (△ T) differential.As: main unit load rate (ε) divides 40%～45%, 45%～50%90%～95%, 95%～100% by 5% grade; Cooling tower inflow temperature (T inflow temperature) is by 30.0 DEG C, 30.2 DEG C 31.8 DEG C, 32.0 DEG C of 0.2 DEG C of deciles; The cooling tower Inlet and outlet water temperature difference (△ T) is by 4.6 DEG C, 4.8 DEG C 5.2 DEG C, 5.4 DEG C of 0.2 DEG C of deciles.
2, differential logic nonlinear function
T=5.0 DEG C of W of the 1st operating mode △ total 1
T=5.2 DEG C of W of the 2nd operating mode △ total 2
The 3rd operating mode is as the total 2 △ T=5.4 DEG C W total 3 of the total 1>W of W
Otherwise the total 2 △ T=4.8 DEG C W total 3 of the total 1<W of W
The 4th operating mode is as the total 3>W of W total 2 △ T=5.6 DEG C W total 4
Otherwise the total 2 △ T=4.6 DEG C W total 4 of the total 3<W of W
······
The N time operating mode is as the total N of the total N-1 △ of the total N>W of W T=5.0+0.2* (N-1) DEG C W
Otherwise the total N of the total N-1 △ of the total N<W of W T=5.0-0.2* (N-2) DEG C W
3, ask for the total and optimum cooling tower Inlet and outlet water temperature difference (△ T) of lowest energy consumption solution Wmin by nonlinear neural network algorithm.
Because the utility model device has been realized the optimal models that imitates manual intelligent neural network algorithm and ask for refrigeration host computer and cooling water system lowest energy consumption solution; Thereby farthest save the operation energy consumption of refrigeration station.
The beneficial effects of the utility model are: 1, the utility model impact on whole central air conditioner system from cooling water pump, is improved cooling water pump running frequency and is realized the whole energy of air-conditioning system by emphasis.On this basis, also move to coordinate cooling water pump operation by controlling blower fan of cooling tower, the energy consumption of reduction refrigeration host computer, cooling water pump and the blower fan of cooling tower of amplitude peak, makes the whole energy effect of air-conditioning system better.2, central intelligent controller of the present utility model, cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller embed artificial neural network, the processing advantage of novel artifical nerve guide network to non-linear complex data, can Auto-matching go out to meet the Energy Saving Strategy of current system refrigeration demand, it is minimum dynamically adjusting refrigeration host computer and cooling water system energy consumption sum, has advantages of that processing speed is fast, operational efficiency is high.3, the utlity model has compact conformation, control performance is good, good energy-conserving effect.
Claims (6)
- One kind dynamically to adjust refrigeration machine and cooling water system energy consumption sum be minimum device, comprise central intelligent controller (1), cooling water pump energy-saving control device (2), cooling tower energy-saving control device (3), refrigeration host computer Energy Saving Control harvester (4), cooling water pump (5), blower fan of cooling tower (6) and refrigeration host computer (7), it is characterized in thatDescribed cooling water pump energy-saving control device (2), cooling tower energy-saving control device (3) and refrigeration host computer Energy Saving Control harvester (4) are embedded with respectively cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller, and described cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller are connected with described central intelligent controller (1) respectively; On described cooling water pump (5), blower fan of cooling tower (6) and refrigeration host computer (7), be respectively arranged with sensor, described sensor is connected with described cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller respectively and sends duty parameter data by described cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller to described central intelligent controller (1);On described cooling water pump energy-saving control device (2) and cooling tower energy-saving control device (3), be respectively arranged with frequency converter, described frequency converter is connected with cooling water pump intelligent controller, cooling tower intelligent controller respectively, and described cooling water pump intelligent controller, cooling tower intelligent controller receive by the instruction of described central intelligent controller (1) transmission and according to the running frequency of the corresponding frequency converter of described instruction control.
- 2. dynamic adjustment refrigeration machine according to claim 1 and cooling water system energy consumption sum are minimum device, it is characterized in that, described sensor comprises temperature sensor, pressure sensor, flow sensor and power sensor, wherein,Described cooling tower intelligent controller be arranged on outdoor outdoor temperature sensor and be connected, receive the outdoor temperature being sent by described outdoor temperature sensor and also feed back to described central intelligent controller (1);Described cooling water pump (5) be provided with temperature sensor, pressure sensor and flow sensor for backwater port, described temperature sensor, pressure sensor and flow sensor are connected with described cooling water pump intelligent controller and feed back supply and return water temperature, pressure and the flow of cooling water pump (5) to described central intelligent controller (1);In described refrigeration host computer Energy Saving Control harvester (4), be provided with power sensor, described power sensor is connected with refrigeration host computer intelligent controller and feeds back the power output of described refrigeration host computer (7) to described central intelligent controller (1).
- 3. a kind of dynamic adjustment refrigeration machine according to claim 1 and 2 and cooling water system energy consumption sum are minimum device, it is characterized in that, described refrigeration host computer Energy Saving Control harvester (4) also comprises the main-machine communication device that connects described refrigeration host computer intelligent controller and described refrigeration host computer (7).
- 4. a kind of dynamic adjustment refrigeration machine according to claim 1 and 2 and cooling water system energy consumption sum are minimum device, it is characterized in that, described central intelligent controller (1), cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller include CPU, communication module, data acquisition module, display module and intelligent control unit.
- 5. a kind of dynamic adjustment refrigeration machine according to claim 4 and cooling water system energy consumption sum are minimum device, it is characterized in that, described central intelligent controller (1), cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller are embedded platform, PLC or industrial computer.
- 6. a kind of dynamic adjustment refrigeration machine according to claim 2 and cooling water system energy consumption sum are minimum device, it is characterized in that, described sensor sends duty parameter data by the ICP/IP protocol of cooling water pump intelligent controller, cooling tower intelligent controller and refrigeration host computer intelligent controller to described central intelligent controller (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420285665.7U CN203907902U (en) | 2014-05-30 | 2014-05-30 | Device for dynamically adjusting energy consumption sum of refrigerating machine and cooling water system to minimum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420285665.7U CN203907902U (en) | 2014-05-30 | 2014-05-30 | Device for dynamically adjusting energy consumption sum of refrigerating machine and cooling water system to minimum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203907902U true CN203907902U (en) | 2014-10-29 |
Family
ID=51782170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420285665.7U Withdrawn - After Issue CN203907902U (en) | 2014-05-30 | 2014-05-30 | Device for dynamically adjusting energy consumption sum of refrigerating machine and cooling water system to minimum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203907902U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994553A (en) * | 2014-05-30 | 2014-08-20 | 厦门立思科技股份有限公司 | Refrigerating system cooling water energy-saving control method, system and device |
| CN105020845A (en) * | 2015-03-09 | 2015-11-04 | 厦门立思科技股份有限公司 | Linkage energy-saving control system and method for air conditioning system |
-
2014
- 2014-05-30 CN CN201420285665.7U patent/CN203907902U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994553A (en) * | 2014-05-30 | 2014-08-20 | 厦门立思科技股份有限公司 | Refrigerating system cooling water energy-saving control method, system and device |
| CN103994553B (en) * | 2014-05-30 | 2017-03-08 | 厦门立思科技股份有限公司 | A kind of refrigeration system cooling water energy-saving control method, system and device |
| CN105020845A (en) * | 2015-03-09 | 2015-11-04 | 厦门立思科技股份有限公司 | Linkage energy-saving control system and method for air conditioning system |
| CN105020845B (en) * | 2015-03-09 | 2018-03-06 | 厦门立思科技股份有限公司 | A kind of air-conditioning system linkage energy-saving control system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105020845B (en) | A kind of air-conditioning system linkage energy-saving control system and method | |
| CN103994553B (en) | A kind of refrigeration system cooling water energy-saving control method, system and device | |
| CN205372917U (en) | Central air conditioning degree of depth energy -saving control system based on initiative optimizing | |
| CN101761992B (en) | Central air-conditioner energy-saving system | |
| CN103411473B (en) | Industrial circulating water system combination energy-saving method and industrial circulating water combination energy-saving system | |
| CN101581491A (en) | Load control energy-saving system of central air conditioning system | |
| CN102062459A (en) | Energy-saving control system of central air conditioner | |
| CN108731189B (en) | Central air conditioner continuous tuning system and method | |
| CN110848895B (en) | Non-industrial air conditioner flexible load control method and system | |
| CN104374051A (en) | Energy-saving control device of central air conditioner | |
| CN203940777U (en) | A kind of cooling tower energy efficiency control system in parallel | |
| CN105115100A (en) | Central air conditioning equipment control system and method based on intelligent optimization | |
| CN102418703A (en) | Online matching control device for intelligent water pump system | |
| CN103206888A (en) | Temperature-control electricity economizing technology of circulating cooling water system | |
| CN203907902U (en) | Device for dynamically adjusting energy consumption sum of refrigerating machine and cooling water system to minimum | |
| CN203533800U (en) | Fuzzy control system of central air conditioner | |
| CN201539925U (en) | Central air conditioning integrated energy-saving control system | |
| CN107305055A (en) | A kind of frequency-changing control system of water pump of central air conditioner | |
| CN103422539B (en) | Secondary water supply booster pump station energy saving method based on network large closed loop control system | |
| CN203533801U (en) | Multi-module type central air conditioner control system | |
| CN203024338U (en) | Energy-saving control device of central air conditioner and central air conditioner | |
| CN201017208Y (en) | Intelligent electricity saving controller | |
| CN203489399U (en) | Ground source heat pump solar air-conditioning system controlled with fuzzy mathematics | |
| CN205330943U (en) | Energy -saving control cabinet of pump house | |
| CN205026873U (en) | Intelligence central air conditioning economizer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141029 Effective date of abandoning: 20171114 |
|
| AV01 | Patent right actively abandoned |