CN113007884A - Intelligent control method and system for central air conditioner - Google Patents
Intelligent control method and system for central air conditioner Download PDFInfo
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- CN113007884A CN113007884A CN201911319539.2A CN201911319539A CN113007884A CN 113007884 A CN113007884 A CN 113007884A CN 201911319539 A CN201911319539 A CN 201911319539A CN 113007884 A CN113007884 A CN 113007884A
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- 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
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- 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
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- 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
- F24F11/58—Remote control using Internet communication
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- 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
- F24F2110/10—Temperature
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- 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
- F24F2110/20—Humidity
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses an intelligent control system of a central air conditioner, which comprises: a wireless sensor, comprising: a data acquisition module; a collected data transmission module; wireless air conditioner controller includes: a data receiving module; a data preprocessing module; a data uploading module; an instruction response module; a central air conditioning controller comprising: a data receiving module; a control scheme calculation module; an instruction output module; and a self-organizing network is constructed between the wireless sensor and the wireless air conditioner controller according to a ZigBee protocol to realize communication. According to the invention, the temperature, humidity and personnel information of all places indoors and outdoors are detected and collected, and the air supply path of the air conditioner is automatically adjusted according to the collected information, so that air supply according to needs is realized, and the aim of effectively reducing the average power consumption of the air conditioner host is fulfilled.
Description
Technical Field
The invention belongs to the field of air conditioner control, and particularly relates to an intelligent control method and system for a central air conditioner.
Background
With the continuous development and progress of scientific technology, intelligent buildings gradually enter the visual field of people, and particularly, central air-conditioning systems closely related to the lives of people in the intelligent buildings are more widely concerned. The central air conditioner is an energy consumption operation system widely used in modern buildings, and the energy consumption of the central air conditioner accounts for about 72 percent of the energy consumption of the buildings. The intelligent temperature monitoring of the traditional central air-conditioning system is limited by the condition that the number of terminal test nodes required by the system is huge, the wiring of a wired sensor network is complex, and the number of cables is huge, most of the cables adopt an average temperature measurement mode, and the intelligent and real-time air supply design according to the requirement cannot be realized. The development of wireless sensor network technology well solves the above problems.
Disclosure of Invention
In order to solve the technical problem, the invention provides a central air conditioner intelligent control method and system based on a wireless sensor network.
The invention provides a central air-conditioning intelligent control system, comprising:
a wireless sensor, comprising: the data acquisition module is used for acquiring temperature and humidity data and personnel condition data; the collected data transmission module is used for transmitting the collected temperature and humidity data and the collected personnel condition data to the wireless air conditioner controller;
wireless air conditioner controller includes: the data receiving module is used for receiving temperature and humidity data and personnel condition data transmitted by the wireless sensor; the data preprocessing module is used for preprocessing temperature and humidity data and personnel condition data; the data uploading module is used for transmitting the preprocessed temperature and humidity data and the personnel condition data to the central air-conditioning controller; the command response module responds to the command of the central air conditioner controller and controls the adjustment of the air conditioner;
a central air conditioning controller comprising: the data receiving module is used for receiving the temperature and humidity data and the personnel condition data after the pretreatment; the control scheme calculation module is used for calculating the optimal temperature and humidity, the optimal air supply path and the optimal output power of the air conditioner according to a preset algorithm according to the preprocessed temperature and humidity data and the personnel condition data; the instruction output module is used for outputting the instructions of the optimal temperature and humidity, the optimal air supply path and the optimal output power of the air conditioner to the instruction response module of the wireless air conditioner controller;
and a self-organizing network is constructed between the wireless sensor and the wireless air conditioner controller according to a ZigBee protocol to realize communication.
Wherein the control scheme calculation module comprises:
a temperature and humidity curve formulation unit for generating a temperature and humidity curve according to the preprocessed temperature and humidity data;
the optimal temperature calculation unit is used for calculating an optimal temperature parameter according to the temperature and humidity curve and the personnel condition data;
and the air supply path calculation unit is used for adjusting the air supply path and calculating the optimal output power of the air conditioner.
The instruction response module responds to an instruction of the central air-conditioning controller and controls the ventilation valve and the air supply path of the area.
Wherein the wireless sensors are arranged in various monitoring areas in a room.
The data acquisition module of the wireless sensor acquires indoor and outdoor temperature and infrared data information at a specified time slot according to a dormancy strategy and transmits the indoor and outdoor temperature and infrared data information to the wireless air conditioner controller.
Wherein, central air conditioning controller still includes: the control information receiving module receives user control information; and the instruction output module is used for outputting the user control information, the optimal temperature and humidity, the optimal air supply path and the optimal output power of the air conditioner to the instruction response module of the wireless air conditioner controller.
Wherein, central air conditioning controller still includes the display module: and displaying the running condition of the air conditioner and the indoor temperature and humidity in real time.
As a preferred scheme, the wireless sensor adopts an Atmega64 singlechip and an nRF24L01 radio frequency chip.
The data acquisition module of the wireless sensor comprises a temperature and humidity data acquisition module and an infrared human body data acquisition module.
The above-mentioned central air conditioning intelligence control system still includes: and the network coordinator is used for establishing, maintaining and managing the network and distributing the network address.
The invention mainly provides a WSN-based intelligent control system for a central air conditioner, which can realize air supply as required by detecting and collecting temperature, humidity and personnel information at various positions indoors and outdoors and automatically adjusting an air supply path of the air conditioner according to the collected information. Therefore, the aim of effectively reducing the average power consumption of the air conditioner host is fulfilled.
According to the intelligent control method and system for the central air conditioner based on the wireless sensor network, the sensor nodes adopt the Atmega64 single chip microcomputer and the nRF24L01 radio frequency chip as cores, and a simplified ZigBee protocol is adopted to realize the self-organizing wireless network.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an intelligent control system of a central air conditioner according to the present invention.
Fig. 2 is a schematic structural diagram of an intelligent control system of a central air conditioner according to the present invention.
Fig. 3 is a schematic structural diagram of a control scheme calculation module of the intelligent control system of the central air conditioner.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail and completely with reference to the following embodiments and accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, an intelligent control system for a central air conditioner according to the present invention includes:
the wireless sensor 1 is arranged in each indoor monitoring area, adopts an Atmega64 singlechip and an nRF24L01 radio frequency chip, and comprises: a data acquisition module 10 (including a temperature and humidity data acquisition module and an infrared human body data acquisition module) for acquiring temperature and humidity data and infrared human body condition data (according to a sleep strategy, indoor and outdoor temperature and infrared data information are acquired at a specified time slot and transmitted to the wireless air conditioner controller); and the collected data transmission module 11 is used for transmitting the collected temperature and humidity data and the collected personnel condition data to the wireless air conditioner controller 2.
The wireless air conditioner controller 2 includes: the data receiving module 20 is used for receiving temperature and humidity data and personnel condition data transmitted by the wireless sensor 1; the data preprocessing module 21 is used for preprocessing temperature and humidity data and personnel condition data; the data uploading module 22 is used for transmitting the preprocessed temperature and humidity data and the personnel condition data to the central air-conditioning controller 3; the command response module 23 controls the adjustment of the air conditioner (controls the ventilation valve and the air supply path of the area in response to the command of the central air conditioner controller) in response to the command of the central air conditioner controller 3.
The central air-conditioning controller 3 includes: the data receiving module 30 is used for receiving the temperature and humidity data and the personnel condition data after the preprocessing; the control scheme calculation module 31 is used for calculating the optimal temperature and humidity, the optimal air supply path and the optimal output power of the air conditioner according to a preset algorithm according to the preprocessed temperature and humidity data and the personnel condition data; a control information receiving module 32 for receiving user control information; and the instruction output module 33 is used for outputting the user instruction, the optimal temperature and humidity, the optimal air supply path and the optimal output power of the air conditioner to the instruction response module of the wireless air conditioner controller 2. A control scheme calculation module 31, comprising: a temperature and humidity curve formulation unit 311 configured to generate a temperature and humidity curve according to the preprocessed temperature and humidity data; an optimal temperature calculation unit 312, which calculates an optimal temperature parameter according to the temperature and humidity curve and the personnel condition data; an air supply path calculation unit 313 which adjusts an air supply path and calculates an optimal output power of the air conditioner; and the display module 34 displays the running condition of the air conditioner and the indoor temperature and humidity in real time.
And a self-organizing network is constructed between the wireless sensor 1 and the wireless air conditioner controller 2 according to a ZigBee protocol to realize communication.
And the network coordinator is used for establishing a maintenance and management network and distributing network addresses of nodes such as each wireless sensor, each wireless air conditioner controller, each central air conditioner controller and the like.
The central air conditioner can operate stably only by adopting frequency conversion and loop control, and the energy-saving effect is enhanced. A wireless sensor network is required to be arranged at the air outlet to form a closed-loop system so as to ensure that the air outlet is in a state of meeting the requirements of users. When the measured temperature and humidity rise, the air supply driving amount is over small, and the air supply driving amount is required to rise at the moment. When the temperature and humidity of the side are reduced, the air supply driving amount is required to be reduced when the air supply driving amount is over large. The detected temperature and humidity value is compared with a given value to determine whether the state of the air supply quantity meets the user demand.
It will be appreciated by those skilled in the art that embodiments of the present invention may be provided as a method or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects.
The embodiments of the present invention are described in a progressive manner, and the same and similar parts among the embodiments can be referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a central air conditioning intelligence control system which characterized in that includes:
a wireless sensor, comprising: the data acquisition module is used for acquiring temperature and humidity data and personnel condition data; the collected data transmission module is used for transmitting the collected temperature and humidity data and the collected personnel condition data to the wireless air conditioner controller;
wireless air conditioner controller includes: the data receiving module is used for receiving temperature and humidity data and personnel condition data transmitted by the wireless sensor; the data preprocessing module is used for preprocessing temperature and humidity data and personnel condition data; the data uploading module is used for transmitting the preprocessed temperature and humidity data and the personnel condition data to the central air-conditioning controller; the command response module responds to the command of the central air conditioner controller and controls the adjustment of the air conditioner;
a central air conditioning controller comprising: the data receiving module is used for receiving the temperature and humidity data and the personnel condition data after the pretreatment; the control scheme calculation module is used for calculating the optimal temperature and humidity, the optimal air supply path and the optimal output power of the air conditioner according to a preset algorithm according to the preprocessed temperature and humidity data and the personnel condition data; the instruction output module is used for outputting the instructions of the optimal temperature and humidity, the optimal air supply path and the optimal output power of the air conditioner to the instruction response module of the wireless air conditioner controller;
and a self-organizing network is constructed between the wireless sensor and the wireless air conditioner controller according to a ZigBee protocol to realize communication.
2. The intelligent control system for central air conditioners as claimed in claim 1, wherein the control scheme calculation module comprises:
a temperature and humidity curve formulation unit for generating a temperature and humidity curve according to the preprocessed temperature and humidity data;
the optimal temperature calculation unit is used for calculating an optimal temperature parameter according to the temperature and humidity curve and the personnel condition data;
and the air supply path calculation unit is used for adjusting the air supply path and calculating the optimal output power of the air conditioner.
3. The intelligent control system for central air conditioners as claimed in claim 1, wherein the command response module controls ventilation valves and air supply paths of the areas in response to commands of the central air conditioner controller.
4. The intelligent control system for central air conditioners as claimed in claim 1, wherein the wireless sensors are arranged in each monitoring area of the room.
5. The intelligent control system of central air-conditioning according to claim 1, wherein the data acquisition module of the wireless sensor acquires indoor and outdoor temperature and infrared data information at a designated time slot according to a sleep strategy and transmits the data information to the wireless air-conditioning controller.
6. The intelligent control system for central air-conditioning according to claim 1, characterized in that the central air-conditioning controller further comprises: the control information receiving module receives user control information; and the instruction output module is used for outputting the user control information, the optimal temperature and humidity, the optimal air supply path and the optimal output power of the air conditioner to the instruction response module of the wireless air conditioner controller.
7. The intelligent control system of central air-conditioning according to claim 1, characterized in that the central air-conditioning controller further comprises a display module: and displaying the running condition of the air conditioner and the indoor temperature and humidity in real time.
8. The intelligent control system of central air-conditioning according to claim 1, characterized in that the wireless sensors adopt an Atmega64 singlechip and an nRF24L01 radio frequency chip.
9. The intelligent control system of central air-conditioning according to claim 1, wherein the data acquisition module of the wireless sensor comprises a temperature and humidity data acquisition module and an infrared human body data acquisition module.
10. The intelligent control system of central air-conditioner according to claim 1, characterized by further comprising: and the network coordinator is used for establishing, maintaining and managing the network and distributing the network address.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911319539.2A CN113007884A (en) | 2019-12-19 | 2019-12-19 | Intelligent control method and system for central air conditioner |
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| CN201911319539.2A CN113007884A (en) | 2019-12-19 | 2019-12-19 | Intelligent control method and system for central air conditioner |
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| CN115235005A (en) * | 2022-07-15 | 2022-10-25 | 浙江日鼎涂装科技有限公司 | Air conditioning system of self-adaptation coating line environment |
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Application publication date: 20210622 |