CN101900394A - Building air-conditioner control system and method based on ZigBee wireless technology - Google Patents
Building air-conditioner control system and method based on ZigBee wireless technology Download PDFInfo
- Publication number
- CN101900394A CN101900394A CN 201010182227 CN201010182227A CN101900394A CN 101900394 A CN101900394 A CN 101900394A CN 201010182227 CN201010182227 CN 201010182227 CN 201010182227 A CN201010182227 A CN 201010182227A CN 101900394 A CN101900394 A CN 101900394A
- Authority
- CN
- China
- Prior art keywords
- wireless
- air
- microprocessor
- building
- valve
- 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.)
- Granted
Links
Images
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
The invention relates to building air-conditioner control system and method based on a ZigBee wireless technology. The building air-conditioner control system at least comprises a plurality of wireless air-conditioner temperature-humidity sensor modules, a wireless indoor temperature-humidity regulator, a plurality of wireless valve modules, a plurality of wireless switch modules, a wireless gateway and a building temperature-humidity controller, wherein the wireless air-conditioner temperature-humidity sensor modules, the wireless indoor temperature-humidity regulator, the wireless valve modules, the wireless switch modules and the wireless gateway form a wireless communication network based on the ZigBee wireless technology. Accordingly, temperature-humidity data, and the like of all air conditioners can be effectively acquired, and the air conditioners are effectively regulated and controlled, thereby realizing energy saving. Compared with the traditional wired system, the invention has the advantages of low cost, low power consumption, easy installation, flexible application, and the like and has strong expansibility.
Description
Technical field
The technology of the present invention relates to a kind of building air-conditioner control system and method, relates in particular to a kind of building air-conditioner control system and method based on the ZigBee wireless technology.
Background technology
Along with computer technology, control technology and development of Communication Technique, building automatic industry has obtained huge development in the past ten years, and the building control products of following BACnet, LonTalk and these standardized communication protocols of EIB is in the industry in occupation of leading position.Using the communication transmission media that building automation network adopted (such as twisted-pair feeder, coaxial cable and optical cable) of these communication protocols all is wired usually.Compare with the building control products of the communication technology that adopts cable network, the attractive spot of wireless solution is the flexibility of mounting arrangements, cheap mounting cost and mobility when building automation system rearranged.Along with the development of building automatic control technology, communication between the control appliance and interoperability demand increase day by day, set up the common aspiration that open and unified bus standard has become whole industry.The selection of bus standard has not only determined opening, the communication efficiency of system, also is directly connected to the complexity and the workload size of system configuration, debugging simultaneously.
Along with human in the great achievement that obtains aspect microelectromechanical systems (MEMS), radio communication, the digital and electronic in recent years, make the Multifunction Sensor of development low cost, low-power consumption, small size, short communication distance become possibility.Emerged in the recent period a new wireless communication technology---the ZigBee technology will change this situation.The ZigBee technical products is extensively thought industry produces great influence to building automatic in several years of future with its low cost, low-power consumption, low transmission rate, outstanding networking capability.The core of building automation system is an air-conditioning system, and output investment ratio is great, and energy resource consumption is big, accounts for more than 2/3 of Architectural Equipment operation total energy consumption, and the energy-conservation research emphasis of intelligent building is air conditioner system energy saving research.How communicating by letter of existing building air-conditioner system sensor, actuator and controller is undertaken by 4-20mA or fieldbus, and this has just limited the layout quantity and the installation site of sensor and actuator.From the angle of control, remote-effects have also had influence on the energy-conservation of system simultaneously to the optimal control of building air-conditioner system again.
Therefore, the today in that energy problem so gives prominence to, press for a kind of can controling effectively so that energy-conservation building air-conditioner control system to the building air-conditioner system.
Summary of the invention
The object of the present invention is to provide a kind of building air-conditioner control system and method based on the ZigBee wireless technology, efficient to realize in real time, accurately, the data acquisition of safety, computing, transmission service.And then the optimization Energy Saving Control of realization building air-conditioner system.
For achieving the above object and other purpose, building air-conditioner control system based on the ZigBee wireless technology provided by the invention, comprise: have the function of receiving and sending messages and as a plurality of wireless air conditioner Temperature Humidity Sensor module of wireless communication network node, be separately positioned on outdoor new wind porch, air-supply place and the return air place of each air-conditioning in the building, be used to detect outdoor new wind-warm syndrome humidity, air-supply humiture, and the return air humiture of air-conditioning separately separately; Have the function of receiving and sending messages and, be arranged in the room at air-conditioning place, be used to detect the humiture in the room, air-conditioning place as the wireless indoor thermo hydrograph regulator of wireless communication network node; Have the function of receiving and sending messages and as a plurality of wireless valve modules of wireless communication network node, be installed in respectively on the water supply line of the water return pipeline of heat exchanger of air condition and seam humidifier; Have the function of receiving and sending messages and, be connected with air conditioner filter, blower fan and air-valve respectively, be used to control the operation of air conditioner filter, blower fan and air-valve and stop as a plurality of wireless switching modules of wireless communication network node; Radio network gateway, with described wireless air conditioner Temperature Humidity Sensor module, wireless indoor thermo hydrograph regulator, a plurality of wireless valve module, and a plurality of wireless switching modules constitute cordless communication network based on the ZigBee wireless technology, be used for distributing address, receiving from the data of each node and to each node and send control corresponding instruction to each node; And building temperature and humidity controller, with described radio network gateway wired connection, be used for to from the outdoor new wind-warm syndrome humidity of each air-conditioning of radio network gateway, air-supply humiture, return air humiture, and room, air-conditioning place in humiture, handle according to default humiture algorithm, so that obtain the control instruction of each wireless valve module of control and wireless switching module, and then control instruction is delivered to corresponding wireless valve module and wireless switching module, so that control air-conditioning by described radio network gateway.
Wherein, described wireless indoor thermo hydrograph regulator has the adjusting button that is used for regulating for the user indoor temperature and humidity; In particular: described wireless indoor thermo hydrograph regulator can comprise: the liquid crystal display that has the microprocessor of radio-frequency enabled, the Temperature Humidity Sensor that is connected with microprocessor, is connected with microprocessor by the I2C interface, two LED lights that are connected with microprocessor, three adjusting buttons that are connected with microprocessor, the antenna that is connected with microprocessor, battery and the transformation chip that links to each other with battery and be used for powering to microprocessor and Temperature Humidity Sensor.
Wherein, described radio network gateway can comprise: the transformer that has the microprocessor of radio-frequency enabled and serial ports, is electrically connected with the city, link to each other with the transformer output and be used for the transformation chip to microprocessor power supply, the LED light that is connected with microprocessor and antenna.
Wherein, described wireless air conditioner Temperature Humidity Sensor module can comprise: have the microprocessor of radio-frequency enabled, the Temperature Humidity Sensor that is connected with microprocessor, two LED lights that are connected with microprocessor, the antenna that is connected with microprocessor, battery and link to each other with battery and be used for transformation chip to microprocessor power supply.
Wherein, described wireless valve module can comprise: the microprocessor with radio-frequency enabled and analog-digital conversion function, servomotor, the valve that is connected with servomotor, with the coaxial installation of sensing gear of servomotor and be used to detect the position probing resistance of valve location, be connected with position probing resistance and detected valve location data sent into microprocessor carry out analog-to-digital voltage stabilizing and filter circuit, be connected the optocoupler of the output of microprocessor, the controllable silicon that is connected and is used to control the servomotor rotating with optocoupler, the antenna that is connected with microprocessor, link to each other with civil power and to the transformer of servomotor power supply, link to each other with the transformer output and be used for transformation chip to microprocessor power supply.
Wherein, described wireless switching module can comprise: have the microprocessor of radio-frequency enabled, the optocoupler that connects microprocessor output, the switch that links to each other with optocoupler, the antenna that is connected with microprocessor, the transformer that links to each other with civil power, link to each other with the transformer output and be used for the transformation chip to microprocessor power supply.
Wherein, the building temperature and humidity controller calculates the humiture value according to temperature PI algorithm and string utmost point PI algorithm.
Building air-conditioner control method based on the ZigBee wireless technology of the present invention, comprise step: 1) after the radio network gateway energising, the inquiry current network conditions, and set up new cordless communication network based on the ZigBee wireless technology in the minimum frequency range of conflict, simultaneously the wireless communication network node that has started in the cordless communication network is distributed the address, so that each internodal communication is carried out in the frequency range of newly-built cordless communication network; 2) wireless communication network node that does not network as yet sends the request of networking to described radio network gateway, after radio network gateway is agreed, obtains the address of self; 3) each wireless air conditioner Temperature Humidity Sensor module and wireless indoor thermo hydrograph regulator send the outdoor new wind-warm syndrome humidity of each air-conditioning, the humiture of blowing, return air humiture, reach the humiture in the room, air-conditioning place to radio network gateway respectively; 4) the radio network gateway data from each wireless air conditioner Temperature Humidity Sensor module and wireless indoor thermo hydrograph regulator that will receive are sent into the building temperature and humidity controller; 5) data computation sent into according to default algorithm and radio network gateway of building temperature and humidity controller goes out the open and-shut mode amount of the switch of the switching amount of valve of each wireless valve module and wireless switching module, and the valve opening and closing amount that calculated and the open and-shut mode amount of switch are sent to corresponding wireless valve module and wireless switching module via radio network gateway; And 6) wireless valve module and wireless switching module are controlled the switching amount of corresponding valve and the switching of switch according to the valve opening and closing amount that receives and the open and-shut mode amount of switch.
In sum, of the present invention based on the ZigBee wireless technology building air-conditioner control system and method by cordless communication network in the built-in ZigBee wireless technology that is based on of building, can realize effective regulation and control thus, and then realize energy-conservation air-conditioning; And the installation of each radio node is very convenient.
Description of drawings
Fig. 1 is the structural representation of the building air-conditioner control system based on the ZigBee wireless technology of the present invention.
Fig. 2 is the structural representation of the wireless indoor thermo hydrograph regulator of the building air-conditioner control system based on the ZigBee wireless technology of the present invention.
Fig. 3 is the workflow schematic diagram of the wireless indoor thermo hydrograph regulator of the building air-conditioner control system based on the ZigBee wireless technology of the present invention.
Fig. 4 is the structural representation of the wireless valve module of the building air-conditioner control system based on the ZigBee wireless technology of the present invention.
Fig. 5 is the workflow schematic diagram of the wireless valve module of the building air-conditioner control system based on the ZigBee wireless technology of the present invention.
Fig. 6 is the structural representation of the wireless switching module of the building air-conditioner control system based on the ZigBee wireless technology of the present invention.
Fig. 7 is the workflow schematic diagram of the wireless switching module of the building air-conditioner control system based on the ZigBee wireless technology of the present invention.
Fig. 8 is the structural representation of the radio network gateway of the building air-conditioner control system based on the ZigBee wireless technology of the present invention.
Fig. 9 is the workflow schematic diagram of the radio network gateway of the building air-conditioner control system based on the ZigBee wireless technology of the present invention.
The specific embodiment
See also Fig. 1, the building air-conditioner control system based on the ZigBee wireless technology of the present invention comprises at least: a plurality of wireless air conditioner Temperature Humidity Sensor modules, wireless indoor thermo hydrograph regulator, a plurality of wireless valve module, a plurality of wireless switching module, radio network gateway, and building temperature and humidity controller etc.
Described a plurality of wireless air conditioner Temperature Humidity Sensor module is separately as wireless communication network node, all has the function of receiving and sending messages, outdoor new wind porch, air-supply place and the return air place of each air-conditioning in building all is provided with wireless air conditioner Temperature Humidity Sensor module, so that detect outdoor new wind-warm syndrome humidity, air-supply humiture, and the return air humiture of air-conditioning.Wireless air conditioner Temperature Humidity Sensor module can comprise: have the microprocessor (being microprocessor and wireless module) of radio-frequency enabled, the Temperature Humidity Sensor (being the TH sensor) that is connected with microprocessor, two LED lights that are connected with microprocessor, the antenna that is connected with microprocessor, battery and link to each other with battery and be used for transformation chip to microprocessor power supply.In the present embodiment, microprocessor adopts the microprocessor CC2430 with radio-frequency enabled, Temperature Humidity Sensor adopts SHT11, the data that collect are data signal, can directly communicate by letter with microprocessor CC2430, the transformation chip adopts the TPS76333 of TI company, it can be converted to cell voltage the 3.3v DC voltage, microprocessor CC2430 is integrated serial ports transmission-receiving function, add electrical level transferring chip (for example electrical level transferring chip MAX3243), can finish data transmit-receive, adopt serial ports p1.0 mouth driving LED indicator lamp.
Described wireless indoor thermo hydrograph regulator has the function of receiving and sending messages as wireless communication network node, is arranged in the room at air-conditioning place, is used to detect the humiture in the room, air-conditioning place.See also Fig. 2, it is the structural representation of wireless indoor thermo hydrograph regulator, and it comprises: the liquid crystal display that has the microprocessor (being microprocessor and wireless module) of radio-frequency enabled, the Temperature Humidity Sensor that is connected with microprocessor, is connected with microprocessor by the I2C interface, two LED lights that are connected with microprocessor, three adjusting buttons that are connected with microprocessor, the antenna that is connected with microprocessor, battery and link to each other with battery and the transformation chip that is used for powering to microprocessor and Temperature Humidity Sensor etc.In the present embodiment, microprocessor adopts the microprocessor CC2430 with radio-frequency enabled, Temperature Humidity Sensor adopts SHT11, liquid crystal display has the I2C interface, microprocessor CC2430 by process simulation I2C interface can directly communicate by letter with liquid crystal display, inner same integrated transformation chip TPS76333, as power supply, three buttons are respectively value added, minimizing value, enter the state and the selected temperature or the humidity of changing of change value by No. 5 batteries of 4 joints.
The described wireless indoor thermo hydrograph regulator course of work as shown in Figure 3, after the energising, detect network condition and add the cordless communication network (promptly seeking the PAN network) that radio network gateway is set up to the radio network gateway application, after radio network gateway is agreed to network, a LED light (for example red) is lighted, if application is not succeeded, then return continuation application, apply for that successfully wireless indoor thermo hydrograph regulator each building block in back is ask inspection, and the result shown on liquid crystal display, follow little processing and read the detected indoor humiture situation of Temperature Humidity Sensor, through calculating the humiture value sent to radio network gateway, and on liquid crystal display, to show, to follow little processing and judge whether signal again from three buttons, then enter park mode if not, if then read the button actions value, and send to radio network gateway, when sending data, another LED light (for example yellow) flicker.During dormancy, liquid crystal display has demonstration, and stop data and send, the Temperature Humidity Sensor dormancy, after timing arrived, system was waken up, and retrieval system is ask inspection again.The wireless indoor thermo hydrograph regulator is not accepted the training in rotation of radio network gateway, if the wireless indoor thermo hydrograph regulator has button to press at wake-up states, after having detected humiture, reads button state; If the wireless indoor thermo hydrograph regulator has button to press in sleep procedure, interruptions of sleep reads button value and transmission.
Described a plurality of wireless valve module has the function of receiving and sending messages as wireless communication network node, is installed in respectively on the water supply line of the water return pipeline of heat exchanger of air condition and seam humidifier.See also Fig. 4, it can comprise: the microprocessor (being microprocessor and wireless module) with radio-frequency enabled and analog-digital conversion function, servomotor, the valve that is connected with servomotor, with the coaxial installation of sensing gear of servomotor and be used to detect the position probing resistance of valve location, be connected with position probing resistance and detected valve location data sent into microprocessor carry out analog-to-digital voltage stabilizing and filter circuit, be connected the optocoupler of the output of microprocessor, the controllable silicon that is connected and is used to control the servomotor rotating with optocoupler, the antenna that is connected with microprocessor, link to each other with civil power (being 220V) and to the transformer of servomotor power supply, link to each other with the transformer output and be used for transformation chip to microprocessor power supply.In the present embodiment, microprocessor adopts the microprocessor CC2430 with radio-frequency enabled, adopts two power electronic devices bidirectional triode thyristors to control the operation of servomotor, and silicon controlled drives the MOC3083 that adopts MOTOROLA company to produce.Optocoupler MOC3083 is a thyrister form optocoupler, not only is used to isolate microprocessor and servomotor control loop, drives function in addition.Between optocoupler and microprocessor CC2430, add NAND gate circuit, prevent the situation of two bidirectional triode thyristors conductings simultaneously of appearance control servomotor rotating when the IO mouth is exported in rotating simultaneously for high level.Position probing resistance is a conductive rubber potentiometer, and it is a kind of high-precision angular displacement sensor.During actual installation, the coaxial peace of resistance and sensing gear is changeed, drive the change of resistance, just straight-line displacement is converted to angular displacement by the rotation of gear.Its feedback signal directly is connected the P0 mouth that microprocessor CC2430 has the AD translation function by voltage stabilizing and filter circuit.
As shown in Figure 5, it is a wireless valve module workflow.Application adds network (promptly seeking the PAN network) after the energising, and whether the back of agreeing to network is detected has radio network gateway to send to the wireless signal of oneself; Application is not succeeded and is then returned continuation application.Behind the wireless signal that receives the radio network gateway transmission, judge the type of wireless signal, if valve location control signal, microprocessor is just compared the valve current location detected value that control signal and position probing resistance detection go out, judge whether valve location is suitable, if improper, the positive rotaring signal of microprocessor output motor opens big valve or the motor reverse signal is closed minor valve, and after valve location was suitable, the valve location that the position probing resistance detection is gone out was sent.In addition, if to judge wireless signal be the training in rotation signal, the position of position probing resistance detection valve then, and it is sent, be integrated with the pid algorithm of by-pass valve control switching value in the microprocessor.Radio network gateway can be inquired about the aperture of valve.Valve can not enter park mode.
Described a plurality of wireless switching module all has the function of receiving and sending messages separately as wireless communication network node, and air conditioner filter, blower fan and air-valve are connected with the wireless switching module respectively, is used to control the operation of air conditioner filter, blower fan and air-valve and stop.See also Fig. 6, it comprises: have the microprocessor of radio-frequency enabled, the optocoupler that connects microprocessor output, the switch that links to each other with optocoupler, the antenna that is connected with microprocessor, the transformer that links to each other with civil power (being 220V), link to each other with the transformer output and be used for the transformation chip to microprocessor power supply.In the present embodiment, microprocessor adopts the microprocessor CC2430 with radio-frequency enabled, connects optocoupler by an IO mouth of microprocessor, and optocoupler output connects switch
As shown in Figure 7, it is the workflow diagram of wireless switching module.Application adds network after the energising, and whether the successful back of networking is detected the wireless signal that sends to oneself from radio network gateway, and networking gets nowhere and then returns continuation application.After detecting the wireless signal that radio network gateway is sent to, judge the type of wireless signal, if be switch controlling signal, the IO mouth is opened switch or release IO mouth is closed switch by dragging down, again IO mouth state is sent, if the wireless signal type is the training in rotation signal, then microprocessor detects IO mouth state, and it is sent.The wireless switching module can not enter park mode.
Described radio network gateway and described wireless air conditioner Temperature Humidity Sensor module, wireless indoor thermo hydrograph regulator, a plurality of wireless valve module, and a plurality of wireless switching modules constitute cordless communication network based on the ZigBee wireless technology, be used for distributing address, receiving from the data of each node and to each node and send control corresponding instruction to each node.As shown in Figure 8, it comprises: comprising: the transformer that has the microprocessor of radio-frequency enabled and serial ports, is electrically connected with the city, link to each other with the transformer output and be used for the transformation chip to microprocessor power supply, the LED light that is connected with microprocessor and antenna.In the present embodiment, microprocessor adopts the microprocessor CC2430 with radio-frequency enabled, a red LED, and transformer is connected on the 220vAC power supply, 5v is provided voltage, the transformation chip adopts the TPS76333 of TI company, and it can provide the 3.3v DC voltage, microprocessor CC2430 is integrated serial ports transmission-receiving function, add electrical level transferring chip, can finish data transmit-receive, use the P0 mouth of serial ports 0, electrical level transferring chip is used MAX3243.Adopt p1.0 mouth driving LED, radio network gateway can be set up cordless communication network, distributes ID for each node in the cordless communication network, and network has 255 nodes to constitute at most.When network breaks down, radio network gateway can be rebuild network.Radio network gateway is connected with the building temperature and humidity controller by serial ports Modbus bus, can be addressed to each radio node in the cordless communication network by radio network gateway.
Be illustrated in figure 9 as the wireless gateway node workflow.Radio network gateway detects network after the energising, the optional conflict of 16 channels that can be in the 2.4GHz-2.483GHz frequency minimum as intra network communication.Successfully set up the network microprocessor when gateway and just light LED, simultaneously training in rotation serial ports and wireless signal.After receiving signal, radio network gateway judges signal type, if rs 232 serial interface signal, just according to signal type data are packed, and the data after will packing send to destination node, if wireless signal (can comprise the training in rotation valve or the position of the switch, transmit control signal) to valve or switch etc., then judge whether it is the wireless signal that new radio node adds network, in this way, then add nodal information, if not, then extracted valid data in wireless signal, and startup serial ports is sent.It is noted that the wireless signal that new radio node adds network is the forms of broadcasting, any node in the network can receive this signal; If not it then is point-to-point that new radio node adds the wireless signal of network, have only promptly that the address node identical with own address just can receive data in the wireless signal.When radio node receives wireless signal,,, send then and allow the networking signal just store the new node facility information if new node networks; If the feedback information of the Information Monitoring of data acquisition node or training in rotation signal, radio network gateway just extracts data from frame, carries out the packing of Modbus protocol data then, through serial ports data is sent to the building temperature and humidity controller.Because radio network gateway is monitor network at any time, can not enter park mode.
Described building temperature and humidity controller and described radio network gateway wired connection, be used for to from the outdoor new wind-warm syndrome humidity of each air-conditioning of radio network gateway, air-supply humiture, return air humiture, and room, air-conditioning place in humiture, handle according to default humiture algorithm, so that obtain the control instruction of each wireless valve module of control and wireless switching module, and then control instruction is delivered to corresponding wireless valve module and wireless switching module, so that control air-conditioning by described radio network gateway.In the present embodiment, described building temperature and humidity controller is integrated about temperature controlled PI algorithm with about the string utmost point PI algorithm of humidity control, through the comparison of detected value and setting value, the output control signal is valve opening or on off state, through radio network gateway control signal is sent again.The building temperature and humidity controller inserts building automation network by the BACnet bus, can enter building automation network by the data of wireless network collection, and it can select the existing building controller of any support serial ports Modbus agreement.As long as the controller of selecting is supported fieldbus and ICP/IP protocols such as BACnet, the equipment in any building automation and control network can be communicated by letter with radio network gateway of the present invention.
The job step of above-mentioned building air-conditioner control system based on the ZigBee wireless technology is as follows:
At first, after the radio network gateway energising, the inquiry current network conditions, and set up new cordless communication network based on the ZigBee wireless technology in the minimum frequency range of conflict, simultaneously the wireless communication network node that has started in the cordless communication network is distributed the address, so that each internodal communication is carried out in the frequency range of newly-built cordless communication network;
Then, the wireless communication network node that does not network sends the request of networking to described radio network gateway as yet, after radio network gateway is agreed, obtains the information such as address of self;
Then, each that has networked wireless air conditioner Temperature Humidity Sensor module and wireless indoor thermo hydrograph regulator send the outdoor new wind-warm syndrome humidity of each air-conditioning, the humiture of blowing, return air humiture, reach the humiture in the room, air-conditioning place to radio network gateway respectively;
Then, the radio network gateway data from each wireless air conditioner Temperature Humidity Sensor module and wireless indoor thermo hydrograph regulator that will receive are sent into the building temperature and humidity controller;
Then, the building temperature and humidity controller is according to default algorithm (for example temperature PI algorithm and string utmost point PI algorithm), and the data computation sent into of radio network gateway goes out the open and-shut mode amount of the switch of the switching amount of valve of each wireless valve module and wireless switching module, and the valve opening and closing amount that calculated and the open and-shut mode amount of switch are sent to corresponding wireless valve module and wireless switching module via radio network gateway;
At last, wireless valve module and wireless switching module are controlled the switching amount of corresponding valve and the switching of switch according to the valve opening and closing amount that receives and the open and-shut mode amount of switch.
In sum, of the present invention based on the ZigBee wireless technology building air-conditioner control system and method by cordless communication network in the built-in ZigBee wireless technology that is based on of building, can realize effective regulation and control thus, and then realize energy-conservation air-conditioning.Advantage with respect to prior art is: 1, can reduce a large amount of wiring of existing building air-conditioner system; 2, because each node adopts wireless communication technology, its actual installation site is subjected to environmental constraints less; 3, with respect to existing building air-conditioner system, owing to increased detection node and control node, make the parameter of system become many, be the optimal control and energy-conservation the laying the foundation of system; 4, the interface that is provided is supported the Modbus agreement that generally adopt in current control field, so support the expansion of legacy system, the also expansion in back-up system future simultaneously.
The foregoing description just lists expressivity principle of the present invention and effect is described, but not is used to limit the present invention.Any personnel that are familiar with this technology all can make amendment to the foregoing description under spirit of the present invention and scope.Therefore, the scope of the present invention should be listed as claims.
Claims (10)
1. building air-conditioner control system based on the ZigBee wireless technology is characterized in that comprising:
Has the function of receiving and sending messages and as a plurality of wireless air conditioner Temperature Humidity Sensor module of wireless communication network node, be separately positioned on outdoor new wind porch, air-supply place and the return air place of each air-conditioning in the building, be used to detect outdoor new wind-warm syndrome humidity, air-supply humiture, and the return air humiture of air-conditioning separately separately;
Have the function of receiving and sending messages and, be arranged in the room at air-conditioning place, be used to detect the humiture in the room, air-conditioning place as the wireless indoor thermo hydrograph regulator of wireless communication network node;
Have the function of receiving and sending messages and as a plurality of wireless valve modules of wireless communication network node, be installed in respectively on the water supply line of the water return pipeline of heat exchanger of air condition and seam humidifier;
Have the function of receiving and sending messages and, be connected with air conditioner filter, blower fan and air-valve respectively, be used to control the operation of air conditioner filter, blower fan and air-valve and stop as a plurality of wireless switching modules of wireless communication network node;
Radio network gateway, with described wireless air conditioner Temperature Humidity Sensor module, wireless indoor thermo hydrograph regulator, a plurality of wireless valve module, and a plurality of wireless switching modules constitute cordless communication network based on the ZigBee wireless technology, be used for distributing address, receiving from the data of each node and to each node and send control corresponding instruction to each node;
The building temperature and humidity controller, with described radio network gateway wired connection, be used for to from the outdoor new wind-warm syndrome humidity of each air-conditioning of radio network gateway, air-supply humiture, return air humiture, and room, air-conditioning place in humiture, handle according to default humiture algorithm, so that obtain the control instruction of each wireless valve module of control and wireless switching module, and then control instruction is delivered to corresponding wireless valve module and wireless switching module, so that control air-conditioning by described radio network gateway.
2. the building air-conditioner control system based on the ZigBee wireless technology as claimed in claim 1 is characterized in that: described wireless indoor thermo hydrograph regulator has the adjusting button that is used for regulating for the user indoor temperature and humidity.
3. the building air-conditioner control system based on the ZigBee wireless technology as claimed in claim 2 is characterized in that: described wireless indoor thermo hydrograph regulator comprises: the liquid crystal display that has the microprocessor of radio-frequency enabled, the Temperature Humidity Sensor that is connected with microprocessor, is connected with microprocessor by the I2C interface, two LED lights that are connected with microprocessor, three adjusting buttons that are connected with microprocessor, the antenna that is connected with microprocessor, battery and the transformation chip that links to each other with battery and be used for powering to microprocessor and Temperature Humidity Sensor.
4. the building air-conditioner control system based on the ZigBee wireless technology as claimed in claim 1 is characterized in that: described preset temperature algorithm is a temperature PI algorithm, and default humidity algorithm is string utmost point PI algorithm.
5. the building air-conditioner control system based on the ZigBee wireless technology as claimed in claim 1 is characterized in that: described radio network gateway comprises: the transformer that has the microprocessor of radio-frequency enabled and serial ports, is electrically connected with the city, link to each other with the transformer output and be used for the transformation chip to microprocessor power supply, the LED light that is connected with microprocessor and antenna.
6. the building air-conditioner control system based on the ZigBee wireless technology as claimed in claim 1 is characterized in that: described wireless air conditioner Temperature Humidity Sensor module comprises: have the microprocessor of radio-frequency enabled, the Temperature Humidity Sensor that is connected with microprocessor, two LED lights that are connected with microprocessor, the antenna that is connected with microprocessor, battery and link to each other with battery and be used for transformation chip to microprocessor power supply.
7. the building air-conditioner control system based on the ZigBee wireless technology as claimed in claim 1 is characterized in that: described wireless valve module comprises: the microprocessor with radio-frequency enabled and analog-digital conversion function, servomotor, the valve that is connected with servomotor, with the coaxial installation of sensing gear of servomotor and be used to detect the position probing resistance of valve location, be connected with position probing resistance and detected valve location data sent into microprocessor carry out analog-to-digital voltage stabilizing and filter circuit, be connected the optocoupler of the output of microprocessor, the controllable silicon that is connected and is used to control the servomotor rotating with optocoupler, the antenna that is connected with microprocessor, link to each other with civil power and to the transformer of servomotor power supply, link to each other with the transformer output and be used for transformation chip to microprocessor power supply.
8. the building air-conditioner control system based on the ZigBee wireless technology as claimed in claim 1 is characterized in that: described wireless switching module comprises: have the microprocessor of radio-frequency enabled, the optocoupler that connects microprocessor output, the switch that links to each other with optocoupler, the antenna that is connected with microprocessor, the transformer that links to each other with civil power, link to each other with the transformer output and be used for the transformation chip to microprocessor power supply.
9. building air-conditioner control method based on the ZigBee wireless technology is characterized in that comprising step:
1) after the radio network gateway energising, the inquiry current network conditions, and set up new cordless communication network based on the ZigBee wireless technology in the minimum frequency range of conflict, simultaneously the wireless communication network node that has started in the cordless communication network is distributed the address, so that each internodal communication is carried out in the frequency range of newly-built cordless communication network;
2) wireless communication network node that does not network as yet sends the request of networking to described radio network gateway, after radio network gateway is agreed, obtains the address of self;
3) each wireless air conditioner Temperature Humidity Sensor module and wireless indoor thermo hydrograph regulator send the outdoor new wind-warm syndrome humidity of each air-conditioning, the humiture of blowing, return air humiture, reach the humiture in the room, air-conditioning place to radio network gateway respectively;
4) the radio network gateway data from each wireless air conditioner Temperature Humidity Sensor module and wireless indoor thermo hydrograph regulator that will receive are sent into the building temperature and humidity controller;
5) data computation sent into according to default algorithm and radio network gateway of building temperature and humidity controller goes out the open and-shut mode amount of the switch of the switching amount of valve of each wireless valve module and wireless switching module, and the valve opening and closing amount that calculated and the open and-shut mode amount of switch are sent to corresponding wireless valve module and wireless switching module via radio network gateway;
6) wireless valve module and wireless switching module are controlled the switching amount of corresponding valve and the switching of switch according to the valve opening and closing amount that receives and the open and-shut mode amount of switch.
10. the building air-conditioner control method based on the ZigBee wireless technology as claimed in claim 9 is characterized in that: described preset temperature algorithm is a temperature PI algorithm, and default humidity algorithm is string utmost point PI algorithm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101822274A CN101900394B (en) | 2010-05-21 | 2010-05-21 | Building air-conditioner control system and method based on ZigBee wireless technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101822274A CN101900394B (en) | 2010-05-21 | 2010-05-21 | Building air-conditioner control system and method based on ZigBee wireless technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101900394A true CN101900394A (en) | 2010-12-01 |
| CN101900394B CN101900394B (en) | 2012-07-04 |
Family
ID=43226159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101822274A Expired - Fee Related CN101900394B (en) | 2010-05-21 | 2010-05-21 | Building air-conditioner control system and method based on ZigBee wireless technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101900394B (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359735A (en) * | 2011-09-06 | 2012-02-22 | 上海交通大学 | Energy-saving monitoring system for large public building air conditioner |
| CN102410612A (en) * | 2011-12-16 | 2012-04-11 | 华南理工大学 | Central air-conditioning data optimization control system based on Zigbee |
| CN102436237A (en) * | 2011-11-02 | 2012-05-02 | 北京必创科技有限公司 | Watering heat tracing control system and watering heat tracing control method |
| CN102541023A (en) * | 2012-01-19 | 2012-07-04 | 重庆工业设备安装集团有限公司 | High-precision control system for digital and analog combination |
| CN102902256A (en) * | 2012-10-22 | 2013-01-30 | 中国东方电气集团有限公司 | ZigBee-based safety defending system for inspection workshop staffs |
| CN103256688A (en) * | 2013-05-15 | 2013-08-21 | 江苏奇异点网络有限公司 | Method for keeping indoor constant temperature |
| CN105180376A (en) * | 2015-10-14 | 2015-12-23 | 刘丰 | Intelligent control system based on ZigBee technique for air conditioners |
| CN105546774A (en) * | 2016-01-26 | 2016-05-04 | 珠海格力电器股份有限公司 | Air conditioner |
| CN105627580A (en) * | 2016-03-09 | 2016-06-01 | 广东万家乐燃气具有限公司 | Earth leakage protection system for electric water heater and electric water heater |
| CN105910291A (en) * | 2016-05-31 | 2016-08-31 | 广东万家乐燃气具有限公司 | Electric water heater control system capable of being powered off intelligently |
| CN106685774A (en) * | 2017-01-05 | 2017-05-17 | 深圳大学 | Intelligent household management method, device and system |
| CN108375167A (en) * | 2018-03-15 | 2018-08-07 | 深圳市朗奥洁净科技股份有限公司 | Toilet's temperature and humidity control system |
| CN108738102A (en) * | 2017-04-24 | 2018-11-02 | 常州机电职业技术学院 | Intelligent office building temperature and humidity control system |
| WO2019010603A1 (en) * | 2017-07-10 | 2019-01-17 | Carrier Corporation | A condition based energy smart air circulation system |
| CN110195916A (en) * | 2019-04-25 | 2019-09-03 | 天津科技大学 | A kind of building air-conditioner energy-saving control system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968505A (en) * | 2014-05-12 | 2014-08-06 | 浪潮电子信息产业股份有限公司 | Indoor environment intelligent adjustment system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080099568A1 (en) * | 2006-10-31 | 2008-05-01 | Tonerhead, Inc. | Wireless temperature control system |
| CN101639695A (en) * | 2009-08-25 | 2010-02-03 | 深圳职业技术学院 | Intelligent building networking control system |
| CN201680554U (en) * | 2010-05-21 | 2010-12-22 | 上海理工大学 | Building air-conditioner control system based on ZigBee wireless technology |
-
2010
- 2010-05-21 CN CN2010101822274A patent/CN101900394B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080099568A1 (en) * | 2006-10-31 | 2008-05-01 | Tonerhead, Inc. | Wireless temperature control system |
| CN101639695A (en) * | 2009-08-25 | 2010-02-03 | 深圳职业技术学院 | Intelligent building networking control system |
| CN201680554U (en) * | 2010-05-21 | 2010-12-22 | 上海理工大学 | Building air-conditioner control system based on ZigBee wireless technology |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359735A (en) * | 2011-09-06 | 2012-02-22 | 上海交通大学 | Energy-saving monitoring system for large public building air conditioner |
| CN102359735B (en) * | 2011-09-06 | 2014-01-15 | 上海交通大学 | Energy-saving monitoring system for large public building air conditioner |
| CN102436237A (en) * | 2011-11-02 | 2012-05-02 | 北京必创科技有限公司 | Watering heat tracing control system and watering heat tracing control method |
| CN102410612A (en) * | 2011-12-16 | 2012-04-11 | 华南理工大学 | Central air-conditioning data optimization control system based on Zigbee |
| CN102541023A (en) * | 2012-01-19 | 2012-07-04 | 重庆工业设备安装集团有限公司 | High-precision control system for digital and analog combination |
| CN102902256A (en) * | 2012-10-22 | 2013-01-30 | 中国东方电气集团有限公司 | ZigBee-based safety defending system for inspection workshop staffs |
| CN103256688A (en) * | 2013-05-15 | 2013-08-21 | 江苏奇异点网络有限公司 | Method for keeping indoor constant temperature |
| CN105180376A (en) * | 2015-10-14 | 2015-12-23 | 刘丰 | Intelligent control system based on ZigBee technique for air conditioners |
| CN105546774A (en) * | 2016-01-26 | 2016-05-04 | 珠海格力电器股份有限公司 | Air conditioner |
| CN105627580A (en) * | 2016-03-09 | 2016-06-01 | 广东万家乐燃气具有限公司 | Earth leakage protection system for electric water heater and electric water heater |
| CN105627580B (en) * | 2016-03-09 | 2019-06-07 | 广东万家乐燃气具有限公司 | A kind of electric water heater leakage protection system and electric heater |
| CN105910291A (en) * | 2016-05-31 | 2016-08-31 | 广东万家乐燃气具有限公司 | Electric water heater control system capable of being powered off intelligently |
| CN105910291B (en) * | 2016-05-31 | 2019-08-13 | 广东万家乐燃气具有限公司 | A kind of control system of electric water heater intelligently powered off |
| CN106685774A (en) * | 2017-01-05 | 2017-05-17 | 深圳大学 | Intelligent household management method, device and system |
| CN108738102A (en) * | 2017-04-24 | 2018-11-02 | 常州机电职业技术学院 | Intelligent office building temperature and humidity control system |
| WO2019010603A1 (en) * | 2017-07-10 | 2019-01-17 | Carrier Corporation | A condition based energy smart air circulation system |
| US11268725B2 (en) | 2017-07-10 | 2022-03-08 | Carrier Corporation | Condition based energy smart air circulation system |
| CN108375167A (en) * | 2018-03-15 | 2018-08-07 | 深圳市朗奥洁净科技股份有限公司 | Toilet's temperature and humidity control system |
| CN110195916A (en) * | 2019-04-25 | 2019-09-03 | 天津科技大学 | A kind of building air-conditioner energy-saving control system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101900394B (en) | 2012-07-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101900394B (en) | Building air-conditioner control system and method based on ZigBee wireless technology | |
| CN101581933A (en) | Multi-heat dissipation device intelligent linkage machine room energy-saving control system | |
| CN201265934Y (en) | Energy-saving central control system of split type air conditioner | |
| CN104832445A (en) | Fan control system and method based on Internet of Things | |
| CN108268019A (en) | Building automatic control system based on P-BUS buses | |
| CN110260479A (en) | Tail end of central air conditioner monitoring and energy consumption management system and management method based on APP | |
| WO2018164682A1 (en) | System and method for wireless environmental zone control with positioning feedback | |
| CN201582945U (en) | FFU (Fan Filter Unit) centralized regulating and control system capable of regulating and controlling according to cleanliness | |
| CN201680554U (en) | Building air-conditioner control system based on ZigBee wireless technology | |
| CN103034222A (en) | Integration-monitoring integrated construction energy saving electrical system | |
| CN101660827A (en) | Networking machine room heat exchanger energy-saving control system | |
| CN204460601U (en) | A kind of distributed bus integrated control system being applied to central air conditioning | |
| CN202813650U (en) | Monitoring device for central air-conditioner fan coil energy conservation | |
| CN106440269A (en) | Centralized control system and method for machine room air conditioner unit group | |
| CN202734152U (en) | Energy-saving control device of split-type air conditioner | |
| CN206946269U (en) | Architectural Equipment intellectuality managing and control system | |
| CN205692007U (en) | Wisdom energy management system | |
| CN206281153U (en) | A kind of factory's central air conditioner system remote monitoring center | |
| CN206075127U (en) | A kind of intelligence control system for building | |
| CN212543440U (en) | Comprehensive energy management terminal | |
| CN205049897U (en) | Accumulator plant environmental monitoring of transformer substation device | |
| CN204373150U (en) | central air-conditioning automatic control device | |
| CN107272461A (en) | A kind of experiment porch control system based on multi-protocols | |
| CN208967988U (en) | A kind of wireless Heating,Ventilating and Air Conditioning control system | |
| CN220752565U (en) | Building heating and ventilation control system based on PLC |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20150521 |
|
| EXPY | Termination of patent right or utility model |