CN104406276A - Intelligent control system of central air conditioner - Google Patents
Intelligent control system of central air conditioner Download PDFInfo
- Publication number
- CN104406276A CN104406276A CN201410759863.7A CN201410759863A CN104406276A CN 104406276 A CN104406276 A CN 104406276A CN 201410759863 A CN201410759863 A CN 201410759863A CN 104406276 A CN104406276 A CN 104406276A
- Authority
- CN
- China
- Prior art keywords
- central air
- air conditioner
- intelligent control
- control system
- pump system
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses an intelligent control system of a central air conditioner. The intelligent control system of the central air conditioner comprises a PLC (programmable logic controller), a water cooling host computer, a freezing pump system, a cooling pump system, a cooling tower draught fan and a flexible valve, wherein data collection devices are arranged on all the water cooling host computer, the freezing pump system, the cooling pump system, the cooling tower draught fan and the flexible valve, each data collection device comprises a sensor, a signal processing circuit and a main controller electrically connected with the sensor and the signal processing circuit, and the data collection devices are connected with the PLC controller. By adopting the mode, the intelligent control system of the central air conditioner can achieve the purpose of collecting and monitoring remote date of the central air conditioner, improves management efficiency for the central air conditioner, and effectively reduces energy consumption.
Description
Technical field
The present invention relates to electrical control equipment field, particularly relate to a kind of central air conditioner intelligent control system.
Background technology
Along with the development of science and technology and the raising of people's living standard, people also improve constantly the requirement of indoor air environment in deduction life and work are produced, thus make the application of central air conditioner system more and more extensive.But central air-conditioning is one of facility that in modern architecture, energy consumption is maximum, more than 60% of present building energy consumption is air conditioning energy consumption.
For a long time, when seasonal variations, day and night temperature change and the actual usable floor area of air-conditioning change, central air conditioner system is under traditional operational mode, chilled-water flow can not be realized and follow the change of end load and dynamic adjustments, energy waste is very large, therefore, Energy Saving Control effectively must be carried out to central air conditioner system.Traditional central air conditioning system is to the bad adaptability of operating mode and environmental change, and control inertia comparatively large, energy-saving effect is undesirable.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of central air conditioner intelligent control system, realizes, to central air-conditioning remote data acquisition and monitoring, improving the efficiency of management to central air-conditioning, effectively reducing energy resource consumption.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of central air conditioner intelligent control system, comprise: PLC, cold water main unit, refrigerating water pump system, coolant pump system, blower fan of cooling tower, flexible valve, described cold water main unit, refrigerating water pump system, coolant pump system, blower fan of cooling tower and flexible valve are provided with data acquisition unit, described data acquisition unit comprises: sensor, signal processing circuit and with described sensor, the master controller of signal processing circuit electrical connection, described data acquisition unit is connected with described PLC.
In a preferred embodiment of the present invention, in described PLC, be provided with data acquisition components.
In a preferred embodiment of the present invention, described data acquisition components is data collecting card.
In a preferred embodiment of the present invention, described data acquisition unit is connected by network with described PLC.
The invention has the beneficial effects as follows: a kind of central air conditioner intelligent control system of the present invention, realizes, to central air-conditioning remote data acquisition and monitoring, improving the efficiency of management to central air-conditioning, effectively reducing energy resource consumption.
Detailed description of the invention
Below preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
The embodiment of the present invention comprises:
A kind of central air conditioner intelligent control system, comprise: PLC, cold water main unit, refrigerating water pump system, coolant pump system, blower fan of cooling tower, flexible valve, described cold water main unit, refrigerating water pump system, coolant pump system, blower fan of cooling tower and flexible valve are provided with data acquisition unit, described data acquisition unit comprises: sensor, signal processing circuit and with described sensor, the master controller of signal processing circuit electrical connection, described data acquisition unit is connected with described PLC, described sensor is used for the physical signalling of measurand to change into the signal of telecommunication, through signal processing circuit the signal of telecommunication done again and amplify, PLC is passed to after filtering process.
Wherein, be provided with data acquisition components in described PLC, described data acquisition components is data collecting card, and pass the data signal of coming for image data harvester, have Real-time Collection function, accuracy is high.
Described data acquisition unit is connected by network with described PLC.
Present invention is disclosed a kind of central air conditioner intelligent control system, realize, to central air-conditioning remote data acquisition and monitoring, improving the efficiency of management to central air-conditioning, effectively reducing energy resource consumption.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (4)
1. a central air conditioner intelligent control system, it is characterized in that, comprise: PLC, cold water main unit, refrigerating water pump system, coolant pump system, blower fan of cooling tower, flexible valve, described cold water main unit, refrigerating water pump system, coolant pump system, blower fan of cooling tower and flexible valve are provided with data acquisition unit, described data acquisition unit comprises: sensor, signal processing circuit and the master controller be electrically connected with described sensor, signal processing circuit, described data acquisition unit is connected with described PLC.
2. central air conditioner intelligent control system according to claim 1, is characterized in that, is provided with data acquisition components in described PLC.
3. central air conditioner intelligent control system according to claim 2, is characterized in that, described data acquisition components is data collecting card.
4. central air conditioner intelligent control system according to claim 1, is characterized in that, described data acquisition unit is connected by network with described PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410759863.7A CN104406276A (en) | 2014-12-12 | 2014-12-12 | Intelligent control system of central air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410759863.7A CN104406276A (en) | 2014-12-12 | 2014-12-12 | Intelligent control system of central air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104406276A true CN104406276A (en) | 2015-03-11 |
Family
ID=52643924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410759863.7A Pending CN104406276A (en) | 2014-12-12 | 2014-12-12 | Intelligent control system of central air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104406276A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1654893A (en) * | 2005-01-28 | 2005-08-17 | 杨东 | Energy-saving intelligent control system for central air conditioner |
| CN201335489Y (en) * | 2009-01-19 | 2009-10-28 | 卢小刚 | Energy-saving management device for central air conditioner |
| CN201547915U (en) * | 2009-11-12 | 2010-08-11 | 厦门市万树科技有限公司 | Central air-conditioning energy-saving device |
| CN202494915U (en) * | 2012-03-21 | 2012-10-17 | 常州工学院 | Greenhouse environment monitoring system |
| CN203323318U (en) * | 2013-06-27 | 2013-12-04 | 重庆亮康光电科技有限公司 | Variable flow energy-saving system for central air conditioner |
| CN203771626U (en) * | 2013-11-29 | 2014-08-13 | 西安苍龙实业有限公司 | Central air conditioner control system based on PLC and frequency conversion technology |
| CN203797883U (en) * | 2014-03-14 | 2014-08-27 | 安徽工程大学 | Frequency conversion cooperative control device of central air conditioner |
| CN203964267U (en) * | 2014-06-06 | 2014-11-26 | 深圳市中和国泰节能科技有限公司 | Central air-conditioning Auto-matching load energy conserving system |
-
2014
- 2014-12-12 CN CN201410759863.7A patent/CN104406276A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1654893A (en) * | 2005-01-28 | 2005-08-17 | 杨东 | Energy-saving intelligent control system for central air conditioner |
| CN201335489Y (en) * | 2009-01-19 | 2009-10-28 | 卢小刚 | Energy-saving management device for central air conditioner |
| CN201547915U (en) * | 2009-11-12 | 2010-08-11 | 厦门市万树科技有限公司 | Central air-conditioning energy-saving device |
| CN202494915U (en) * | 2012-03-21 | 2012-10-17 | 常州工学院 | Greenhouse environment monitoring system |
| CN203323318U (en) * | 2013-06-27 | 2013-12-04 | 重庆亮康光电科技有限公司 | Variable flow energy-saving system for central air conditioner |
| CN203771626U (en) * | 2013-11-29 | 2014-08-13 | 西安苍龙实业有限公司 | Central air conditioner control system based on PLC and frequency conversion technology |
| CN203797883U (en) * | 2014-03-14 | 2014-08-27 | 安徽工程大学 | Frequency conversion cooperative control device of central air conditioner |
| CN203964267U (en) * | 2014-06-06 | 2014-11-26 | 深圳市中和国泰节能科技有限公司 | Central air-conditioning Auto-matching load energy conserving system |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150311 |