CN203880881U - Air-conditioner refrigeration water temperature self-adaptation regulating system - Google Patents
Air-conditioner refrigeration water temperature self-adaptation regulating system Download PDFInfo
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- CN203880881U CN203880881U CN201420303279.6U CN201420303279U CN203880881U CN 203880881 U CN203880881 U CN 203880881U CN 201420303279 U CN201420303279 U CN 201420303279U CN 203880881 U CN203880881 U CN 203880881U
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Abstract
An air-conditioner refrigeration water temperature self-adaptation regulating system comprises a PLC, an air-conditioner cold water main engine, a temperature and humidity sensor and an intelligent electric meter. The air-conditioner cold water main engine comprises a compressor, an evaporator, a condenser, an expansion valve, a water supply water temperature sensor, a water return water temperature sensor and a main engine control box. The water supply water temperature sensor and the water return water temperature sensor acquire a supply water temperature and a return water temperature and further feed the supply water temperature and the return water temperature back to the main engine control box, and the supply water temperature and the return water temperature are further fed back to the PLC through the main engine control box. The temperature and humidity sensor acquires indoor temperature and humidity data and outdoor temperature and humidity data respectively and feeds the data back to the PLC. The intelligent electric meter monitors and acquires the electricity utilization condition of indoor electric equipment and feeds the electricity utilization condition back to the PLC. The PLC calculates the temperature difference of supply water and return water according to the received feedback data, chilled water outlet temperature setting of the air-conditioner cold water main engine can be adjusted in real time, the main engine control box regulates the operation capacity of the compressor according to water outlet temperature setting, under the condition that the indoor load requirement and the indoor temperature and humidity requirement are met, the outlet water temperature can be regulated to be high to the greatest extent, and therefore the regulating system is more efficient and saving in energy.
Description
Technical field
The utility model relates to air-conditioning system technical field, relates in particular to a kind of air-condition freezing water temperature self-adaption regulation system.
Background technology
Existing air-conditioning system generally needs artificial set temperature parameter, and system is moved automatically according to this temperature parameter afterwards, moves to maintain under this temperature value.But existing air-conditioning system can not get off automatically to regulate chilled water leaving water temperature according to the situation that indoor load requires and indoor temperature and humidity requires, its energy consumption is often higher.
Utility model content
Technical problem to be solved in the utility model is, a kind of air-condition freezing water temperature self-adaption regulation system is provided, and can meet in the situation of indoor load requirement and indoor temperature and humidity requirement and heighten chilled water leaving water temperature as far as possible, to reach energy-efficient object.
For solving the problems of the technologies described above, the utility model provides following technical scheme: a kind of air-condition freezing water temperature self-adaption regulation system, comprising:
PLC controller;
Air conditioner cold water main unit, described air conditioner cold water main unit comprises compressor, evaporimeter, condenser, expansion valve, water supply cooling-water temperature sensor, backwater cooling-water temperature sensor and host computer control case, described compressor, evaporimeter, condenser is connected to form loop successively, described water supply cooling-water temperature sensor, backwater cooling-water temperature sensor is arranged at respectively in the supply channel of air conditioner cold water main unit and water return pipeline and is connected to respectively host computer control case to obtain respectively the water supply of chilled water and the temperature of backwater and to feed back to host computer control case, described host computer control case is also connected respectively the working capacity that regulates compressor with the control parameter that the temperature data of water supply and backwater is fed back to PLC controller and send according to PLC controller with compressor and PLC controller,
Temperature Humidity Sensor group, comprises the indoor temperature and humidity sensor and the outdoor temperature humidity sensor that are arranged at respectively indoor and outdoors and are connected to PLC controller, to obtain respectively outdoor and indoor humiture data and to feed back to PLC controller;
Intelligent electric meter, is connected with PLC controller, for monitoring and obtain the electricity consumption situation of indoor consumer and feeding back to PLC controller;
Described host computer control case, Temperature Humidity Sensor group and intelligent electric meter respectively chilled water are supplied water and the temperature of backwater, outdoor and indoor humiture and the electricity consumption situation of indoor consumer feed back to PLC controller, PLC controller calculates the temperature difference supplying water with backwater according to the feedback data receiving, and regulating in real time the chilled water leaving water temperature setting of air conditioner cold water main unit, described host computer control case arranges the working capacity that regulates compressor according to this leaving water temperature.
Further, described system also comprises with PLC controller and being connected with the computer of remote monitoring air conditioner equipment.
Further, in described water return pipeline, be also provided with water pump.
Adopt after technique scheme, the utility model at least has following beneficial effect: the utility model can be by the temperature of chilled water water supply and backwater, the electricity consumption situation of outdoor and indoor humiture and indoor consumer feeds back to PLC controller, calculated again the temperature difference supplying water with backwater according to the feedback data receiving by PLC controller, and regulate in real time the chilled water leaving water temperature setting of air conditioner cold water main unit, described host computer control case arranges the working capacity that regulates compressor according to this leaving water temperature, thereby in the situation that meeting indoor load requirement and indoor temperature and humidity requirement, heighten chilled water leaving water temperature as far as possible, to reach energy-efficient object.
Brief description of the drawings
Fig. 1 is the system principle structured flowchart of the utility model air-condition freezing water temperature self-adaption regulation system.
Detailed description of the invention
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can mutually combine, and below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, the utility model provides a kind of air-condition freezing water temperature self-adaption regulation system, comprising:
PLC controller 1;
Computer 2, is connected with remote monitoring air conditioner equipment with PLC controller, thereby can make system have the function of remote monitoring, certainly, limited or temporary without remote monitoring demand in the situation that in condition, and computer 2 also can be set;
Air conditioner cold water main unit 3, described air conditioner cold water main unit 3 comprises compressor 30, evaporimeter 31, condenser 32, expansion valve (scheming not shown), water supply cooling-water temperature sensor 34, backwater cooling-water temperature sensor 35 and host computer control case 36, described compressor 30, evaporimeter 31, condenser 32 are connected to form loop successively, described evaporimeter 31 is supplied cold water by corresponding supply channel 37 for indoor end equipment 6, and reclaims by water return pipeline 38 backwater flowing back to from end-equipment 6.Described water supply cooling-water temperature sensor 34, backwater cooling-water temperature sensor 35 are arranged at respectively in the supply channel 37 of air conditioner cold water main unit 3 and water return pipeline 38 and are connected to respectively host computer control case 36 to obtain respectively the water supply of chilled water and the temperature of backwater and to feed back to host computer control case 36, and described host computer control case 36 is also connected respectively to supply water and the temperature data of backwater feeds back to PLC controller 1 and the working capacity of the control parameter adjusting compressor 30 sent according to PLC controller 1 with compressor 30 and PLC controller 1;
Temperature Humidity Sensor group 4, comprises the indoor temperature and humidity sensor 40 and the outdoor temperature humidity sensor 42 that are arranged at respectively indoor and outdoors and are connected to PLC controller 1, to obtain respectively outdoor and indoor humiture data and to feed back to PLC controller 1;
Intelligent electric meter 5, is connected with PLC controller 1, for monitoring and obtain the electricity consumption situation of indoor each consumer and feeding back to PLC controller 1;
Described host computer control case 36, Temperature Humidity Sensor group 4 and intelligent electric meter 5 are respectively by the temperature of chilled water water supply and backwater, the electricity consumption situation of outdoor and indoor humiture and indoor consumer 6 feeds back to PLC controller 1, PLC controller 1 calculates the temperature difference supplying water with backwater according to the feedback data receiving, and regulate in real time the chilled water leaving water temperature setting of air conditioner cold water main unit 3, described host computer control case 36 arranges the working capacity that regulates compressor 30 according to this leaving water temperature, thereby in the situation that meeting indoor load requirement and indoor temperature and humidity requirement, heighten chilled water leaving water temperature as far as possible, to reach energy-efficient object.
In described water return pipeline 38, be also provided with water pump 39, to promote water flow.
Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that in the situation that not departing from principle of the present utility model and spirit and can carry out multiple variation, amendment, replacement and modification to these embodiment, scope of the present utility model is limited by claims and equivalency range thereof.
Claims (3)
1. an air-condition freezing water temperature self-adaption regulation system, is characterized in that, described system comprises:
PLC controller;
Air conditioner cold water main unit, described air conditioner cold water main unit comprises compressor, evaporimeter, condenser, expansion valve, water supply cooling-water temperature sensor, backwater cooling-water temperature sensor and host computer control case, described compressor, evaporimeter, condenser is connected to form loop successively, described water supply cooling-water temperature sensor, backwater cooling-water temperature sensor is arranged at respectively in the supply channel of air conditioner cold water main unit and water return pipeline and is connected to respectively host computer control case to obtain respectively the water supply of chilled water and the temperature of backwater and to feed back to host computer control case, described host computer control case is also connected respectively the working capacity that regulates compressor with the control parameter that the temperature data of water supply and backwater is fed back to PLC controller and send according to PLC controller with compressor and PLC controller,
Temperature Humidity Sensor group, comprises the indoor temperature and humidity sensor and the outdoor temperature humidity sensor that are arranged at respectively indoor and outdoors and are connected to PLC controller, to obtain respectively outdoor and indoor humiture data and to feed back to PLC controller;
Intelligent electric meter, is connected with PLC controller, for monitoring and obtain the electricity consumption situation of indoor consumer and feeding back to PLC controller;
Described host computer control case, Temperature Humidity Sensor group and intelligent electric meter respectively chilled water are supplied water and the temperature of backwater, outdoor and indoor humiture and the electricity consumption situation of indoor consumer feed back to PLC controller, PLC controller calculates the temperature difference supplying water with backwater according to the feedback data receiving, and regulating in real time the chilled water leaving water temperature setting of air conditioner cold water main unit, described host computer control case arranges the working capacity that regulates compressor according to this leaving water temperature.
2. air-condition freezing water temperature self-adaption regulation system as claimed in claim 1, is characterized in that, described system also comprises with PLC controller and being connected with the computer of remote monitoring air conditioner equipment.
3. air-condition freezing water temperature self-adaption regulation system as claimed in claim 1, is characterized in that, is also provided with water pump in described water return pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420303279.6U CN203880881U (en) | 2014-06-09 | 2014-06-09 | Air-conditioner refrigeration water temperature self-adaptation regulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420303279.6U CN203880881U (en) | 2014-06-09 | 2014-06-09 | Air-conditioner refrigeration water temperature self-adaptation regulating system |
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| CN203880881U true CN203880881U (en) | 2014-10-15 |
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| CN201420303279.6U Expired - Fee Related CN203880881U (en) | 2014-06-09 | 2014-06-09 | Air-conditioner refrigeration water temperature self-adaptation regulating system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896678A (en) * | 2015-06-19 | 2015-09-09 | 郑州轻工业学院 | Intelligent control system of water chilling unit |
| CN105135578A (en) * | 2015-10-08 | 2015-12-09 | 福建德兴节能科技有限公司 | High-efficiency refrigeration method and device |
| CN106196515A (en) * | 2016-08-31 | 2016-12-07 | 深圳达实智能股份有限公司 | The energy efficiency controlling method of central air conditioner system and device |
| CN106969471A (en) * | 2017-04-14 | 2017-07-21 | 东南大学 | The method of air-conditioning adjustment chilled water temperature operation based on outdoor temperature humidity |
| CN109425054A (en) * | 2017-06-26 | 2019-03-05 | 群光电能科技股份有限公司 | Adjustment system |
| WO2021051758A1 (en) * | 2019-09-20 | 2021-03-25 | 青岛海尔空调电子有限公司 | Control method for air conditioning system, and air conditioning system |
-
2014
- 2014-06-09 CN CN201420303279.6U patent/CN203880881U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896678A (en) * | 2015-06-19 | 2015-09-09 | 郑州轻工业学院 | Intelligent control system of water chilling unit |
| CN105135578A (en) * | 2015-10-08 | 2015-12-09 | 福建德兴节能科技有限公司 | High-efficiency refrigeration method and device |
| CN106196515A (en) * | 2016-08-31 | 2016-12-07 | 深圳达实智能股份有限公司 | The energy efficiency controlling method of central air conditioner system and device |
| CN106969471A (en) * | 2017-04-14 | 2017-07-21 | 东南大学 | The method of air-conditioning adjustment chilled water temperature operation based on outdoor temperature humidity |
| CN106969471B (en) * | 2017-04-14 | 2019-07-23 | 东南大学 | A method of the air-conditioning adjustment chilled water temperature operation based on outdoor temperature humidity |
| CN109425054A (en) * | 2017-06-26 | 2019-03-05 | 群光电能科技股份有限公司 | Adjustment system |
| CN109425054B (en) * | 2017-06-26 | 2021-08-24 | 群光电能科技股份有限公司 | Adjustment system |
| WO2021051758A1 (en) * | 2019-09-20 | 2021-03-25 | 青岛海尔空调电子有限公司 | Control method for air conditioning system, and air conditioning system |
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| 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: 20141015 Termination date: 20160609 |