CN101900394B - 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
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- CN101900394B CN101900394B CN2010101822274A CN201010182227A CN101900394B CN 101900394 B CN101900394 B CN 101900394B CN 2010101822274 A CN2010101822274 A CN 2010101822274A CN 201010182227 A CN201010182227 A CN 201010182227A CN 101900394 B CN101900394 B CN 101900394B
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Abstract
The invention relates to building air-conditioner control system 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
Technology of the present invention relates to a kind of building air-conditioner control system, relates in particular to a kind of building air-conditioner control system 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 10 years, the building control products of following BACnet, LonTalk and these standardized communication protocols of EIB in 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 arranged again.Along with the development of building automatic control technology, communication between the control appliance and interoperability increasing demand increase, and 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.
Human along with in recent years in the great achievement that obtains aspect microelectromechanical systems (MEMS), radio communication, the digital and electronic, 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 carried out through 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 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 water return pipeline and seam humidifier of heat exchanger of air condition; 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 said 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 said 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 preset 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 through said radio network gateway.
Wherein, said wireless indoor thermo hydrograph regulator has and is used to supply the user to regulate the adjusting button of indoor temperature and humidity; In particular, said 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 through 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 supplying power to microprocessor and Temperature Humidity Sensor.
Wherein, said 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, said 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 the transformation chip to microprocessor power supply.
Wherein, said wireless valve module can comprise: have the microprocessor, servomotor, the valve that is connected with servomotor of radio-frequency enabled and analog-digital conversion function, 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 with detected valve location data send into microprocessor carry out analog-to-digital voltage stabilizing with filter circuit, be connected the optocoupler of the output of microprocessor, be connected and be used to control the controllable silicon of 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, said wireless switching module can comprise: have the microprocessor of radio-frequency enabled, the optocoupler that connects microprocessor output, the switch, the antenna that is connected with microprocessor, the transformer that links to each other with civil power that link to each other with optocoupler, 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 is according to temperature PI algorithm and string utmost point PI algorithm computation humiture value.
In sum, the building air-conditioner control system based on the ZigBee wireless technology of the present invention can be realized the effective regulation and control to air-conditioning thus, and then realize energy-conservation based on the cordless communication network of ZigBee wireless technology through foundation in building; 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 sketch map 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 sketch map 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 sketch map 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 sketch map 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.
Said 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 the transformation chip to microprocessor power supply.In the present embodiment, microprocessor adopts the microprocessor CC2430 with radio-frequency enabled, and 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, and it can convert cell voltage into the 3.3v DC voltage; Microprocessor CC2430 is integrated serial ports transmission-receiving function; Add level transferring chip (for example level transferring chip MAX3243), can accomplish data transmit-receive, adopt serial ports p1.0 mouth driving LED indicator lamp.
Said 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 through 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 supplying power to microprocessor and Temperature Humidity Sensor etc.In the present embodiment; Microprocessor adopts the microprocessor CC2430 with radio-frequency enabled, and Temperature Humidity Sensor adopts SHT11, and liquid crystal display has the I2C interface; Microprocessor CC2430 through 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, get into the state and the selected temperature or the humidity of changing of change value by No. 5 batteries of 4 joints.
The said wireless indoor thermo hydrograph regulator course of work is as shown in Figure 3, after the energising, detects network condition and adds 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 was agreed to network, a LED light (for example red) was lighted, if application is not succeeded; Then return continuation application, each building block of wireless indoor thermo hydrograph regulator is ask inspection after the success application, and the result is shown on liquid crystal display; Follow little processing and read the detected indoor humiture situation of Temperature Humidity Sensor, send to radio network gateway to the humiture value through calculating, and on liquid crystal display, show; Follow little processing and judge whether signal again, then get into park mode if not from three buttons, if; Then read the button actions value; And send to radio network gateway, and 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.
Said 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 water return pipeline and seam humidifier of heat exchanger of air condition.See also Fig. 4, it can comprise: have the microprocessor (being microprocessor and wireless module), servomotor, the valve that is connected with servomotor of radio-frequency enabled and analog-digital conversion function, 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 with detected valve location data send into microprocessor carry out analog-to-digital voltage stabilizing with filter circuit, be connected the optocoupler of the output of microprocessor, be connected and be used to control the controllable silicon of 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 convert straight-line displacement into angular displacement by the rotation of gear.Its feedback signal directly is connected the P0 mouth that microprocessor CC2430 has the AD translation function through voltage stabilizing and filter circuit.
Shown in accompanying drawing 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 the 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 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 get into park mode.
Said 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, the antenna that is connected with microprocessor, the transformer that links to each other with civil power (being 220V) that link to each other with optocoupler, 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
Shown in accompanying drawing 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 has 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 through 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 get into park mode.
Said radio network gateway and said 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; Transformer is connected on the 220vAC power supply, and 5v is provided voltage, and the transformation chip adopts the TPS76333 of TI company; It can provide the 3.3v DC voltage, and microprocessor CC2430 is integrated serial ports transmission-receiving function adds level transferring chip; Can accomplish data transmit-receive, use the P0 mouth of serial ports 0, 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 through serial ports Modbus bus, can be addressed to each radio node in the cordless communication network through 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., radio network gateway judges signal type after receiving signal, if rs 232 serial interface signal is just packed to data according to signal type; 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 judges 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 sends.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, sends to the building temperature and humidity controller to data through serial ports.Because radio network gateway is monitor network at any time, can not get into park mode.
Said building temperature and humidity controller and said 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; Humiture algorithm according to preset is handled; 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 the control air-conditioning through said radio network gateway.In the present embodiment; Said 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, sends control signal through radio network gateway again.The building temperature and humidity controller inserts building automation network through the BACnet bus, can get into 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 following:
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 as yet sends the request of networking to said radio network gateway, after radio network gateway is agreed, obtains the information such as address of self;
Then, air conditioner Temperature Humidity Sensor module that each that has networked is wireless 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 preset 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 switch of switching amount and wireless switching module of the valve of each wireless valve module, and the open and-shut mode amount of valve opening and closing amount that is calculated and switch is 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, the building air-conditioner control system based on the ZigBee wireless technology of the present invention can be realized the effective regulation and control to air-conditioning thus, and then realize energy-conservation based on the cordless communication network of ZigBee wireless technology through foundation in building.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 receives 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 following expansion of back-up system simultaneously.
The foregoing description is just listed 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, rights protection scope of the present invention should be listed like claims.
Claims (7)
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 water return pipeline and seam humidifier of heat exchanger of air condition;
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 said 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 said 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 preset 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 through said 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: said wireless indoor thermo hydrograph regulator has and is used to supply the user to regulate the adjusting button of 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: said 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 through 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 supplying power 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: said 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.
5. the building air-conditioner control system based on the ZigBee wireless technology as claimed in claim 1 is characterized in that: said 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 the transformation chip to microprocessor power supply.
6. the building air-conditioner control system based on the ZigBee wireless technology as claimed in claim 1 is characterized in that: said wireless valve module comprises: have the microprocessor, servomotor, the valve that is connected with servomotor of radio-frequency enabled and analog-digital conversion function, 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 with detected valve location data send into microprocessor carry out analog-to-digital voltage stabilizing with filter circuit, be connected the optocoupler of the output of microprocessor, be connected and be used to control the controllable silicon of 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.
7. the building air-conditioner control system based on the ZigBee wireless technology as claimed in claim 1 is characterized in that: said wireless switching module comprises: have the microprocessor of radio-frequency enabled, the optocoupler that connects microprocessor output, the switch, the antenna that is connected with microprocessor, the transformer that links to each other with civil power that link to each other with optocoupler, link to each other with the transformer output and be used for the transformation chip to microprocessor power supply.
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| 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 |
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| US7571865B2 (en) * | 2006-10-31 | 2009-08-11 | Tonerhead, Inc. | Wireless temperature control system |
| CN101639695B (en) * | 2009-08-25 | 2012-12-19 | 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 |
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| 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 |
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