CN112361569A - Energy-saving control system of central air conditioner and control method thereof - Google Patents
Energy-saving control system of central air conditioner and control method thereof Download PDFInfo
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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
- F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
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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
- 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
- F24F11/64—Electronic processing using pre-stored data
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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
- F24F11/62—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
- F24F11/65—Electronic processing for selecting an operating mode
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
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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
- F24F11/88—Electrical aspects, e.g. circuits
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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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Abstract
The utility model relates to a central air conditioning energy-saving field especially relates to a central air conditioning's energy-saving control system, and it includes control terminal, LAN and air conditioning unit, control terminal passes through LAN and air conditioning unit and realizes the communication, control terminal includes interface unit, centralized control unit and database unit, be provided with the mode setting module on the interface unit, the mode setting module is used for the self-defined mode that sets up air conditioning unit to send the mode of setting for centralized control unit, centralized control unit is used for controlling air conditioning unit and moves according to the mode of setting for, the database unit is used for the operational parameter information of storage backup air conditioning unit. The intelligent central air-conditioning system energy-saving management system has the effect of improving the intelligence of the energy-saving management of the central air-conditioning system.
Description
Technical Field
The application relates to the field of central air conditioning energy, in particular to an energy-saving control system of a central air conditioner and a control method thereof.
Background
With the development of economy and urban construction, the requirements of people on working, living and learning environments are continuously improved. Therefore, various electromechanical devices, especially central air conditioners, will become one of the essential important devices in various buildings.
Currently, central air conditioning systems have been widely used in industrial and residential buildings. The central air-conditioning system needs to consume a large amount of electric energy and heat energy, the energy consumption of the central air-conditioning system accounts for more than one third of the total energy consumption of a building, and the energy consumption of some central air-conditioning systems is even sixty-five percent.
When using the central air conditioning system of the related art, there are often cases where: when a user leaves a room, the user easily forgets to turn off the central air conditioner, so that when no person exists in the room, the central air conditioner is still in a high-load operation state, energy consumption of a central air conditioning system is overlarge, and energy-saving management of the central air conditioning system is not intelligent enough.
Disclosure of Invention
In order to improve the intelligence of energy-saving management of a central air-conditioning system, the application provides an energy-saving control system of a central air-conditioning and a control method thereof.
In a first aspect, the application provides an energy-saving control system for a central air conditioner, which adopts the following technical scheme:
the utility model provides an energy-saving control system of central air conditioning, includes control terminal, LAN and air conditioning unit, control terminal passes through LAN and air conditioning unit and realizes the communication, control terminal includes interface unit, centralized control unit and database unit, be provided with the mode setting module on the interface unit, the mode setting module is used for the self-defined mode that sets up air conditioning unit to send the mode of setting for centralized control unit, centralized control unit is used for controlling air conditioning unit and moves according to the mode of setting for, the database unit is used for the operation parameter information of storage backup air conditioning unit.
By adopting the technical scheme, the control terminal controls the running state of the air conditioning unit correspondingly through the local area network, the mode setting module of the interface unit sets the working mode of the air conditioning unit in a user-defined mode, the set working mode is sent to the centralized control unit, and then the centralized control unit controls the air conditioning unit to run according to the set working mode, so that the intelligence of energy-saving management of the central air conditioning system is improved.
Optionally, the interface unit is further provided with a wind speed adjusting module, a cooling/heating switching module, a wind direction adjusting module and a temperature and humidity setting module; wherein the content of the first and second substances,
the wind speed adjusting module is used for automatically adjusting the air outlet speed and the air supply quantity of the air conditioning unit and sending the adjusted air outlet speed and the adjusted air supply quantity to the centralized control unit;
the refrigerating/heating switching module is used for automatically switching a refrigerating mode and a heating mode of the air conditioning unit and sending the switched refrigerating mode or heating mode to the centralized control unit;
the wind direction adjusting module is used for automatically adjusting the air supply direction of the air conditioning unit and sending the adjusted air supply direction to the centralized control unit;
the temperature and humidity setting module is used for automatically setting the operation temperature and humidity of the air conditioning unit and sending the set temperature and humidity to the centralized control unit.
By adopting the technical scheme, the air speed, the air supply quantity, the refrigeration or heating mode, the wind direction and the temperature and humidity of the air conditioning unit are respectively adjusted through the air speed adjusting module, the refrigeration/heating switching module, the wind direction adjusting module and the temperature and humidity setting module of the interface unit, and then the adjusted state information is sent to the centralized control unit, so that the air conditioning unit is controlled by the centralized control unit to operate according to the adjusted state information, and the intelligent management of the air conditioning unit is realized.
Optionally, the interface unit is further provided with a judgment module and a control module, the control module is in signal connection with the judgment module and the centralized control unit respectively, and the judgment module is used for judging whether the tail end air cabinet is started after the air conditioning unit is started;
if the air conditioner is started, the control module starts the ground source or water source heat pump, then controls to start the air conditioner host, and then closes the ground source or water source heat pump;
if the air conditioner is not started, the air conditioner main machine is closed through the control module, and then the ground source or the water source heat pump is closed.
By adopting the technical scheme, when the judging module judges that the air cabinet at the tail end of the air conditioning unit is started, the control module starts the ground source or the water source heat pump firstly, then the air conditioning main unit is controlled to be started, and finally the ground source or the water source heat pump is closed.
Optionally, the interface unit is further provided with a login module and a verification module, and the verification module is respectively in signal connection with the login module and the centralized control unit; wherein the content of the first and second substances,
the login module is used for acquiring user information to log in the control terminal;
the verification module is used for verifying the user information collected by the login module.
By adopting the technical scheme, the login module is used for acquiring the user information, the verification module is used for verifying the user information acquired by the login module, and the user information enters the control terminal after the verification is passed, so that the use safety of the control terminal is improved.
Optionally, the system further comprises an environment detection subsystem, wherein the environment detection subsystem comprises an outdoor temperature sensing module and an indoor temperature sensing module, and a comparison and analysis module is arranged in the centralized control unit; wherein the content of the first and second substances,
the outdoor temperature sensing module is used for collecting outdoor temperature information and sending the collected outdoor temperature information to the comparison analysis module;
the indoor temperature sensing module is used for collecting indoor temperature information and sending the collected indoor temperature information to the comparison analysis module;
the comparison and analysis module is used for comparing and analyzing the outdoor temperature and the indoor temperature to obtain a comparison and analysis result, and sending the comparison and analysis result to the centralized control unit, and the centralized control unit controls the air conditioning unit to operate according to the comparison and analysis result.
Through adopting above-mentioned technical scheme, gather outdoor temperature information through outdoor temperature sensing module, gather indoor temperature information through indoor temperature sensing module, and send the outdoor temperature information and the indoor temperature information who gathers to comparison analysis module, comparison analysis module is according to outdoor temperature and indoor temperature, comprehensive judgement out the amplitude of regulation of indoor temperature, and then, centralized control unit is according to the slow reduction of amplitude of regulation or rising indoor temperature, so that the office staff is because of indoor, the outdoor difference in temperature is too big to cause the health uncomfortable.
Optionally, the indoor temperature sensing modules are provided with a plurality of indoor temperature sensing modules, the plurality of indoor temperature sensing modules are respectively and uniformly distributed at a plurality of air outlets of the air conditioning unit, each indoor temperature sensing module collects temperature information of a certain region and sends the collected indoor temperature information to the centralized control unit, and the centralized control unit automatically adjusts air output and air output speed of the air conditioning unit at the air outlets corresponding to the indoor temperature sensing modules according to the temperature information of the certain region.
Through adopting above-mentioned technical scheme, through the temperature of a plurality of indoor temperature sensing modules with real-time collection air conditioning unit air outlet department to send the temperature of gathering to the centralized control unit, and then, through the air output and the air-out speed of the corresponding regulation every air outlet department of centralized control unit, thereby, realize carrying out different cooling or the effect that heaies up to indoor different regions.
Optionally, the control terminal further includes a data extraction unit and a model generation unit, the air conditioning unit is provided with an energy consumption sensing module, the energy consumption sensing module is used for monitoring the energy consumption situation of the air conditioning unit and sending the monitored energy consumption situation to the centralized control unit, the centralized control unit sends the energy consumption situation to the database unit for storage, the data extraction unit is used for extracting the energy consumption situation in the database unit and sending the extracted energy consumption situation to the model generation unit, and the model generation unit is used for automatically generating an energy consumption model according to the energy consumption situation of the air conditioning unit.
By adopting the technical scheme, the energy consumption sensing module is arranged on the air conditioning unit, so that the energy consumption condition of the air conditioning unit is monitored, the monitored energy consumption condition is sent to the centralized control unit, the centralized control unit sends the energy consumption condition to the database unit for storage, the energy consumption condition in the database unit is extracted through the data extraction unit, the extracted energy consumption condition is sent to the model generation unit, and then the model generation unit automatically generates the energy consumption model according to the energy consumption condition of the air conditioning unit so as to visually display the energy consumption condition, and a user can conveniently count the energy consumption condition of the air conditioning unit.
Optionally, a timing classification module and a summing module are arranged in the database unit; wherein the content of the first and second substances,
the timing classification module is used for automatically counting the energy consumption in each time period according to the working time of the air conditioning unit;
the summing module is used for summing the energy consumption of the air conditioning unit in each time period to obtain total energy consumption.
By adopting the technical scheme, the timing classification module is arranged to automatically count the energy consumption in each time period according to the working time of the air conditioning unit, the summation module is used for summing the energy consumption of the air conditioning unit in each time period and obtaining the total energy consumption of the air conditioning unit, and then the energy consumption and the total energy consumption of the air conditioning unit in each time period can be automatically counted, so that the query of a user is facilitated.
Optionally, the control terminal further includes a printing unit and a remote transmission unit; wherein the content of the first and second substances,
the printing unit is used for automatically printing an energy consumption report according to the energy consumption condition of the air conditioning unit;
the remote transmission unit is used for remotely transmitting the energy consumption condition of the air conditioning unit to an external mobile terminal.
By adopting the technical scheme, the printing unit is arranged to print the energy consumption condition of the air conditioning unit into the energy consumption report, so that the user can check the energy consumption report intuitively, and the remote transmission unit can remotely transmit the energy consumption condition of the air conditioning unit to the external mobile terminal, so that the user can check the energy consumption report at any time and any place.
In a second aspect, the present application further provides an energy saving control method for a central air conditioner, which adopts the following technical scheme:
the energy-saving control method of the central air conditioner adopts the system, and comprises the following steps:
presetting a working mode of an air conditioning unit;
and automatically starting and stopping the air conditioning unit according to a preset working mode.
Through the technical scheme, the working mode of the air conditioning unit is preset, the set working mode is loaded on the control terminal, and the air conditioning unit is controlled to operate through the control terminal according to the preset working mode, so that the intellectualization of energy-saving management of the central air conditioning system is improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the control terminal correspondingly controls the running state of the air conditioning unit through the local area network, the mode setting module of the interface unit self-defines the working mode of the air conditioning unit and sends the set working mode to the centralized control unit, and then the centralized control unit controls the air conditioning unit to run according to the set working mode, so that the intelligence of energy-saving management of the central air conditioning system is improved;
2. when the judging module judges that the air cabinet at the tail end of the air conditioning unit is started, the control module starts the ground source or the water source heat pump firstly, then controls to start the air conditioning host, and finally closes the ground source or the water source heat pump, when the judging module judges that the air cabinet at the tail end of the air conditioning unit is not started, the control module closes the air conditioning host firstly, and then closes the ground source or the water source heat pump, so that when the air conditioning unit is not used for refrigerating or heating, the air conditioning host, the air cabinet and the ground source or the water source heat pump are all closed, and the energy-saving effect is achieved.
Drawings
Fig. 1 is an overall frame schematic diagram of an energy saving control system of a central air conditioner according to the present application.
Fig. 2 is a schematic diagram of an energy-saving logic control framework of the air conditioning unit of the present application.
Fig. 3 is a schematic diagram of a framework of a login authentication access control terminal according to the present application.
FIG. 4 is a schematic diagram of a logic control framework for controlling the operation of an air conditioning unit based on indoor and outdoor temperatures according to the present application.
Fig. 5 is a schematic diagram of an energy consumption statistical framework of the air conditioning unit of the present application.
Fig. 6 is a method flowchart of an energy saving control method of a central air conditioner according to the present application.
Description of reference numerals: 100. a control terminal; 110. an interface unit; 111. a mode setting module; 112. a wind speed adjusting module; 113. a cooling/heating switching module; 114. a wind direction adjusting module; 115. a temperature and humidity setting module; 116. a judgment module; 117. a control module; 118. a login module; 119. a verification module; 120. a centralized control unit; 121. a comparison analysis module; 130. a database unit; 131. a timing classification module; 132. a summing module; 140. a data extraction unit; 150. a model generation unit; 160. a printing unit; 170. a remote transmission unit; 200. an air conditioning unit; 210. an air conditioner main machine; 220. ground source or water source heat pumps; 230. a wind cabinet; 240. an energy consumption sensing module; 300. a local area network; 400. an environment detection subsystem; 410. an indoor temperature sensing module; 420. and an outdoor temperature sensing module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is further described in detail below with reference to fig. 1-6 and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
Example 1
The embodiment of the application discloses an energy-saving control system of a central air conditioner. Referring to fig. 1, the energy-saving control system of the central air conditioner includes a control terminal 100 and an air conditioning unit 200, wherein the control terminal 100 is connected to the air conditioning unit 200 through a local area network 300, and further, the control terminal 100 controls the air conditioning unit 200 to perform corresponding actions, preferably, the control terminal 100 may include any one of a desktop computer, a notebook computer, an ipad, a mobile phone, and the like, that is, a user may operate the control terminal 100 to enable the central air conditioner to be in an energy-saving state, and preferably, in this embodiment, the local area network 300 employs a Zigbee network protocol.
Referring to fig. 1, an interface unit 110, a centralized control unit 120, and a database unit 130 are disposed on a control terminal 100, a plurality of functional interfaces are disposed on the interface unit 110, the centralized control unit 120 is respectively in signal connection with a controller of an air conditioning unit 200 and the plurality of functional interfaces of the interface unit 110, and further, a control instruction is sent to the air conditioning unit 200 by operating the interface unit 110 of the control terminal 100, so that the air conditioning unit 200 is correspondingly controlled to operate, specifically, the interface unit 110 is used for displaying the plurality of functional interfaces, the centralized control unit 120 is respectively in signal connection with the interface unit 110 and the database unit 130, the centralized control unit 120 is used for sending or receiving the control instruction to the plurality of functional interfaces on the interface unit 110, and the database unit 130 is used for storing operation parameter information of the backup air conditioning unit 200.
Referring to fig. 1, a mode setting module 111 is disposed on the interface unit 110, specifically, the mode setting module 111 is in signal connection with the centralized control unit 120, the mode setting module 111 is used for setting the operating mode of the air conditioning unit 200 in a customized manner, and the mode setting module 111 can set the operating time and the operating time of the air conditioning unit 200, for example, the operating time of the air conditioning unit 200 is set by the mode setting module 111 from eight am to six pm of the day, that is, the air conditioning unit 200 is in the operating mode only from eight am to six pm of the day, the operating time of the air conditioning unit 200 is set by the mode setting module 111 from monday to friday, that is, the air conditioning unit 200 is started on time only from monday to friday, and further, the air conditioning unit 200 is operated according to the set mode by setting of the mode setting module 111, on one hand, the user can conveniently manage the on-off of the air conditioning unit 200, and on the other hand, the energy consumption is saved.
Referring to fig. 1, the interface unit 110 is further provided with an air speed adjusting module 112, a cooling/heating switching module 113, a wind direction adjusting module 114, and a temperature and humidity setting module 115, specifically, the air speed adjusting module 112, the cooling/heating switching module 113, the wind direction adjusting module 114, and the temperature and humidity setting module 115 are respectively in signal connection with the centralized control unit 120, the air speed adjusting module 112 is configured to automatically adjust an air outlet speed and an air supply amount of the air conditioning unit 200, and send the adjusted air outlet speed and air supply amount to the centralized control unit 120, further, the centralized control unit 120 is configured to control the air conditioning unit 200 to operate according to the set air outlet speed and air supply amount, the cooling/heating switching module 113 is configured to automatically switch a cooling mode and a heating mode of the air conditioning unit 200, and send automatic switching information to the centralized control unit 120, furthermore, the central control unit 120 controls the air conditioning unit 200 to operate according to a set mode, the air direction adjusting module 114 is used for automatically adjusting the air supply direction of the air conditioning unit 200 and sending the automatically adjusted air supply direction to the central control unit 120, further, the central control unit 120 controls the air conditioning unit 200 to operate according to the set air supply direction, the temperature and humidity setting module 115 is used for automatically setting the operation temperature and humidity of the air conditioning unit 200 and sending the automatically set operation temperature and humidity to the central control unit 120, further, the central control unit 120 controls the air conditioning unit 200 to operate according to the set operation temperature and humidity.
Referring to fig. 2, the interface unit 110 is further provided with a determination module 116 and a control module 117, the determination module 116 and the control module 117 are respectively in signal connection with the centralized control unit 120, the air conditioning unit 200 herein includes an air conditioning host 210, a ground source or water source heat pump 220 and an air cabinet 230, the determination module 116 is configured to determine whether the air cabinet 230 at the end of the air conditioning unit 200 is started after the air conditioning unit 200 is started, if the air conditioning unit is started, the control module 117 starts the ground source or water source heat pump 220 to control the start of the air conditioning host 210, then, the ground source or water source heat pump 220 is turned off, if the air conditioning unit is not started, the control module 117 turns off the air conditioning host 210, and then, the ground source or water source heat pump 220 is turned off, thereby, the working states of the air conditioning host 210, the ground source or water source heat pump 220 and the air cabinet 230 can be monitored in real, the air conditioner host 210, the ground source or water source heat pump 220 and the wind cabinet 230 can be controlled to be turned off through the judgment module 116 and the control module 117, so as to reduce energy consumption.
Referring to fig. 3, the interface unit 110 is further provided with a login module 118 and an authentication module 119, and the authentication module 119 is respectively in signal connection with the login module 118 and the centralized control unit 120, that is, the control terminal 100 logs in through the login module 118, and the login information of the login module 118 is authenticated through the authentication module 119, preferably, the login module 118 can operate in any one or any combination of password information input, fingerprint information collection, and facial information collection, and correspondingly, the authentication module 119 can operate in any one or any combination of password authentication, fingerprint identification, and facial identification, and certainly, in order to enhance the security of the control terminal 100, the login module 118 adopts a combination of password information input, fingerprint information collection, and facial information collection, the verification module 119 combines password verification, fingerprint recognition, and facial recognition.
The implementation principle of the energy-saving control system of the central air conditioner in the embodiment of the application is as follows: through the combination of the login module 118 and the verification module 119, the control terminal 100 is logged in, and the centralized control unit 120 of the control terminal 100 is respectively in signal connection with the interface unit 110, the database unit 130 and the controller of the air conditioning unit 200, further, the on-time and the off-time of the air conditioning unit 200 are set by the mode setting module 111 of the interface unit 110 in a user-defined manner, and the set on-time information and the set off-time information are sent to the centralized control unit 120, further, the centralized control unit 120 automatically controls the on-off of the controller of the air conditioning unit 200 according to the on-time and the off-time, further, the defect that a person forgets to turn off the air conditioning unit 200 is avoided, thereby, the intelligence of energy saving management of the central air conditioning system can be improved, that is, the energy saving use of.
Example 2
Referring to fig. 4, as another embodiment of the present application, the present embodiment is different from the previous embodiment in that the present system further includes an environment detection subsystem 400, and the environment detection subsystem 400 is configured to collect environment information around the air conditioning unit 200, and send the collected environment information to the centralized control unit 120, and further, automatically control the operation of the air conditioning unit 200 through the centralized control unit 120 according to the detected environment information.
Wherein, the centralized control unit 120 is provided with a comparison analysis module 121, the environment detection subsystem 400 includes an indoor temperature sensing module 410 and an outdoor temperature sensing module 420, specifically, the indoor temperature sensing module 410 and the outdoor temperature sensing module 420 are respectively in signal connection with the comparison analysis module 121 of the centralized control unit 120, the indoor temperature sensing module 410 is used for collecting indoor temperature information and sending the collected indoor temperature information to the comparison analysis module 121, the outdoor temperature sensing module 420 is used for collecting outdoor temperature information and sending the collected outdoor temperature information to the comparison analysis module 121, the comparison analysis module 121 specifically analyzes and adjusts to an appropriate temperature suitable for the office work of a human body according to the indoor temperature and the outdoor temperature, generally speaking, the appropriate office temperature of the human body is between 24-27 degrees, so that, according to the appropriate temperature adjusted by the comparison analysis module 121, and sends the appropriate temperature to the temperature and humidity setting module 115, and further, correspondingly controls the air conditioning unit 200 to operate according to the appropriate temperature, preferably, the outdoor temperature sensing module 420 and the indoor temperature sensing module 410 respectively employ temperature sensors.
Specifically, the comparison and analysis module 121 is mainly used for analyzing the relationship between the outdoor temperature and the indoor temperature, and if the outdoor temperature is higher than the indoor temperature, that is, in hot summer, the comparison and analysis module 121 slowly adjusts the indoor temperature to an appropriate temperature according to the temperature difference between the outdoor temperature and the indoor temperature, so that the symptoms of cold and the like caused by the fact that the office staff walks into the room and the body is uncomfortable due to sudden temperature drop are avoided; if the outdoor temperature is lower than the indoor temperature, that is, in cold winter, the comparative analysis module 121 will slowly adjust the indoor temperature to an appropriate temperature according to the difference between the outdoor temperature and the indoor temperature, so as to prevent the office staff from walking into the room and causing discomfort due to sudden temperature rise, and cold and other symptoms.
In this embodiment, the indoor temperature sensing modules 410 are provided in a plurality of numbers, and the plurality of indoor temperature sensing modules 410 are respectively and uniformly arranged at the plurality of air outlets of the air conditioning unit 200, specifically, when the indoor temperature sensing modules 410 collect the temperature in a certain area, the temperature information in the certain area in the room collected by the indoor temperature sensing modules 410 is sent to the centralized control unit 120, and therefore the centralized control unit 120 automatically adjusts the air output and the air output speed at the air outlets corresponding to the air conditioning unit 200 according to the temperature in the certain area.
Specifically, in summer, when the temperature of a certain indoor area is too high, the centralized control unit 120 can automatically control the air outlet corresponding to the air conditioning unit 200 to increase the air outlet speed and increase the air outlet volume; when the collected temperature of a certain indoor area is too low, the centralized control unit 120 can automatically control the air outlet corresponding to the air conditioning unit 200 to reduce the air outlet speed and the air outlet volume; in winter, when the temperature of a certain indoor area is too high, the centralized control unit 120 can automatically control the air outlet corresponding to the air conditioning unit 200 to reduce the air outlet speed and the air outlet volume; when the collected temperature of a certain indoor area is too low, the centralized control unit 120 can automatically control the air outlet corresponding to the air conditioning unit 200 to increase the air outlet speed and increase the air outlet volume; furthermore, according to different temperatures, the air outlet speed and the air outlet volume of the air outlet of the air conditioning unit 200 can be automatically adjusted conveniently.
Example 3
Referring to fig. 5, as shown in another embodiment of the present application, as shown in the drawing, the present embodiment is different from the previous embodiment in that the control terminal 100 further includes a data extraction unit 140 and a model generation unit 150, wherein the data extraction unit 140 is respectively in signal connection with the database unit 130 and the model generation unit 150, that is, the data extraction unit 140 extracts backup data information stored in the database unit 130 and sends the extracted data information to the model generation unit 150, and the model generation unit 150 automatically establishes an energy consumption display model according to the extracted data information, so that information of the air conditioning unit 200, such as total energy consumption, total energy consumption time, a time period with higher energy consumption, a time period with lower energy consumption, and the like, can be intuitively analyzed through the established energy consumption display model.
Specifically, an energy consumption sensing module 240 is installed at an incoming line end of the air conditioning unit 200, and the energy consumption sensing module 240 is only responsible for the energy consumption situation of the air conditioning unit 200, preferably, the energy consumption sensing module 240 adopts an electric energy meter, and sends the monitored energy consumption situation of the air conditioning unit 200 to the centralized control unit 120, the centralized control unit 120 stores the energy consumption situation of the air conditioning unit 200, a timing classification module 131 and a summation module 132 are arranged in the database unit 130, the timing classification module 131 is used for automatically dividing the energy consumption in each time period according to the working time of the air conditioning unit 200 on the same day, for example, the energy consumption of eight to ten points, that is, the energy consumption is defined as a time period every 2 hours, of course, each hour can also be defined as a time period, and further, the energy consumption of the air conditioning unit 200 in each time period on the same day can be automatically divided by the timing classification module 131, the summing module 132 is configured to sum the daily energy consumption of the air conditioning unit 200 to obtain monthly energy consumption, quarterly energy consumption, or yearly energy consumption, and send the energy consumption information to the model generating unit 150, so that the model generating unit 150 can automatically generate a model of the energy consumption of the air conditioning unit 200, that is, establish a two-dimensional histogram with time as an abscissa and energy consumption as an ordinate, so as to visually display the energy consumption of the air conditioning unit 200 in a certain time period.
Referring to fig. 5, the control terminal 100 further includes a printing unit 160 and a remote transmission unit 170, the printing unit 160 is in signal connection with the model generation unit 150, the printing unit 160 is used for automatically printing an energy consumption report according to the energy consumption condition of the air conditioning unit 200, the remote transmission unit 170 is in signal connection with the database unit 130 and the model generation unit 150, and further, the data information in the database unit 130 and the energy consumption model in the model generation unit 150 are remotely transmitted to an external mobile terminal, so that a user can conveniently view the data information and the energy consumption model at any time and any place.
Example 1
Referring to fig. 6, the present application further discloses an energy saving control method of a central air conditioner, which adopts the energy saving control system of the central air conditioner, as shown in the figure, the method flow includes:
presetting the working mode of the air conditioning unit 200; the mode setting module 111 on the interface unit 110 is used to self-define the operating mode of the air conditioning unit 200, for example, the daily operating time of the air conditioning unit 200, the weekly operating time of the air conditioning unit 200, and the like, and send the set operating mode to the centralized control unit 120 of the control terminal 100.
Automatically starting and stopping the air conditioning unit 200 according to a preset working mode; the centralized control unit 120 of the control terminal 100 controls the controller of the air conditioning unit 200 according to a preset operating mode, so that the air conditioning unit 200 is switched on and off.
By the method, the air conditioning unit 200 can automatically operate according to the preset working mode, so that the situation that after work, people forget to turn off the air conditioning unit 200 to increase energy consumption is avoided, and the intellectualization of energy-saving management of the central air conditioning system is improved.
The foregoing is a preferred embodiment of the present application and is not intended to limit the scope of the application in any way, and any features disclosed in this specification (including the abstract and drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
Claims (10)
1. An energy-saving control system of a central air conditioner is characterized by comprising a control terminal (100), a local area network (300) and an air conditioning unit (200), the control terminal (100) is communicated with the air conditioning unit (200) through a local area network (300), the control terminal (100) comprises an interface unit (110), a centralized control unit (120) and a database unit (130), the interface unit (110) is provided with a mode setting module (111), the mode setting module (111) is used for setting the working mode of the air conditioning unit (200) in a user-defined manner, and sending the set working mode to a centralized control unit (120), wherein the centralized control unit (120) is used for controlling the air conditioning unit (200) to operate according to the set working mode, the database unit (130) is used for storing the operation parameter information of the backup air conditioning unit (200).
2. The energy-saving control system of the central air conditioner according to claim 1, wherein the interface unit (110) is further provided with an air speed adjusting module (112), a cooling/heating switching module (113), a wind direction adjusting module (114) and a temperature and humidity setting module (115); wherein the content of the first and second substances,
the air speed adjusting module (112) is used for automatically adjusting the air outlet speed and the air supply quantity of the air conditioning unit (200) and sending the adjusted air outlet speed and the adjusted air supply quantity to the centralized control unit (120);
the cooling/heating switching module (113) is used for automatically switching a cooling mode and a heating mode of the air conditioning unit (200) and sending the switched cooling mode or heating mode to the centralized control unit (120);
the wind direction adjusting module (114) is used for automatically adjusting the air supply direction of the air conditioning unit (200) and sending the adjusted air supply direction to the centralized control unit (120);
the temperature and humidity setting module (115) is used for automatically setting the operation temperature and humidity of the air conditioning unit (200) and sending the set temperature and humidity to the centralized control unit (120).
3. The energy-saving control system of the central air conditioner according to claim 1, wherein the interface unit (110) is further provided with a judgment module (116) and a control module (117), the control module (117) is in signal connection with the judgment module (116) and the centralized control unit (120), respectively, wherein the judgment module (116) is used for judging whether the end wind cabinet (230) is started after the air conditioning unit (200) is started;
if the air conditioner is started, after the ground source or water source heat pump (220) is started through the control module (117), the air conditioner main machine (210) is controlled to be started, and then the ground source or water source heat pump (220) is closed;
if the air conditioner is not started, the air conditioner main unit (210) is turned off through the control module (117), and then the ground source or water source heat pump (220) is turned off.
4. The energy-saving control system of the central air conditioner according to claim 1, wherein the interface unit (110) is further provided with a login module (118) and an authentication module (119), and the authentication module (119) is in signal connection with the login module (118) and the centralized control unit (120), respectively; wherein the content of the first and second substances,
the login module (118) is used for collecting user information to log in the control terminal (100);
the verification module (119) is used for verifying the user information collected by the login module (118).
5. The energy-saving control system of the central air conditioner according to claim 1, further comprising an environment detection subsystem (400), wherein the environment detection subsystem (400) comprises an outdoor temperature sensing module (420) and an indoor temperature sensing module (410), and a comparison and analysis module (121) is arranged in the centralized control unit (120); wherein the content of the first and second substances,
the outdoor temperature sensing module (420) is used for collecting outdoor temperature information and sending the collected outdoor temperature information to the comparison and analysis module (121);
the indoor temperature sensing module (410) is used for collecting indoor temperature information and sending the collected indoor temperature information to the comparison analysis module (121);
the comparison and analysis module (121) is used for comparing and analyzing the outdoor temperature and the indoor temperature to obtain a comparison and analysis result, the comparison and analysis result is sent to the centralized control unit (120), and the centralized control unit (120) controls the air conditioning unit (200) to operate according to the comparison and analysis result.
6. The energy-saving control system of the central air conditioner according to claim 5, wherein a plurality of indoor temperature sensing modules (410) are provided, the plurality of indoor temperature sensing modules (410) are respectively and uniformly arranged at a plurality of air outlets of the air conditioning unit (200), each indoor temperature sensing module (410) collects temperature information of a certain area and sends the collected indoor temperature information to the centralized control unit (120), and the centralized control unit (120) automatically adjusts the air output and the air output speed of the air outlet of the air conditioning unit (200) corresponding to the indoor temperature sensing module (410) according to the temperature information of the certain area.
7. The energy-saving control system of a central air conditioner according to claim 1, wherein the control terminal (100) further includes a data extraction unit (140) and a model generation unit (150), the air conditioning unit (200) is provided with an energy consumption sensing module (240), the energy consumption sensing module (240) is used for monitoring the energy consumption condition of the air conditioning unit (200), and the monitored energy consumption situation is sent to the centralized control unit (120), the centralized control unit (120) sends the energy consumption situation to the database unit (130) for storage, the data extraction unit (140) is used for extracting the energy consumption situation in the database unit (130), and sending the extracted energy consumption situation to a model generation unit (150), wherein the model generation unit (150) is used for automatically generating an energy consumption model according to the energy consumption situation of the air conditioning unit (200).
8. The energy-saving control system of a central air conditioner according to claim 7, characterized in that a timing classification module (131) and an adding module (132) are provided in the database unit (130); wherein the content of the first and second substances,
the timing classification module (131) is used for automatically counting the energy consumption in each time period according to the working time of the air conditioning unit (200);
the summing module (132) is used for summing the energy consumption of the air conditioning unit (200) in each time period to obtain the total energy consumption.
9. The energy-saving control system of a central air conditioner according to claim 8, wherein the control terminal (100) further comprises a printing unit (160) and a remote transmission unit (170); wherein the content of the first and second substances,
the printing unit (160) is used for automatically printing an energy consumption report according to the energy consumption condition of the air conditioning unit (200);
the remote transmission unit (170) is used for remotely transmitting the energy consumption condition of the air conditioning unit (200) to an external mobile terminal.
10. An energy saving control method of a central air conditioner, characterized in that the system of any one of claims 1-9 is adopted, which comprises:
presetting the working mode of an air conditioning unit (200);
and automatically starting and stopping the air conditioning unit (200) according to a preset working mode.
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