CN101398682B - Split type or integral air conditioner cluster network centralization of management control device and method - Google Patents
Split type or integral air conditioner cluster network centralization of management control device and method Download PDFInfo
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- CN101398682B CN101398682B CN2007100465032A CN200710046503A CN101398682B CN 101398682 B CN101398682 B CN 101398682B CN 2007100465032 A CN2007100465032 A CN 2007100465032A CN 200710046503 A CN200710046503 A CN 200710046503A CN 101398682 B CN101398682 B CN 101398682B
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Abstract
The invention relates to a split or single air condition set network integral management control apparatus and a method thereof. The apparatus comprises a total control device and a plurality of branch control machines. An industrial control bus communication links are arranged between the total control device and the branch control machines. The communication link realizes the set network management and control towards every branch control machine. The total control device comprises an industrial control machine, is also provided with an industrial control bus interface and can realize the instant bidirectional data communication with each branch control machine. The total control device is equipped with control software and uses a window control platform. The branch control machines are arranged at the side of or inside a split air condition indoor machine or a single window air condition, has the functions of infrared receiving and sending and wired serial port receiving and sending, can accept the control command of a wireless or wired remote control panel of the split air condition and send the control command towards the air condition. The branch control machines are equipped with the industrial control bus interfaces, can receive the control command of the total control device and send a single monitoring the state of the air condition to the total control device to achieve the goal of integral management and control further.
Description
Technical field
The present invention relates to networked Numeric Control Technology, relate in particular to a kind of split type or integrated air container cluster network centralized management control device and method.
Background technology
Progress and development of times along with society, adopt air-conditioning equipment that the temperature of specific region is regulated in the public buildings such as office building, market, dining room, hotel, hotel, library, school, become important component part indispensable in the modern architecture.
Air conditioner equipment is in the market divided from its control supplier formula and to be mainly contained two big class air-conditioning series.One class is the air-conditioning of central refrigerating (or heating), is referred to as " central air conditioner "; Another kind is the air-conditioning of independent unit control, is referred to as " split type " or window formula monomer air-conditioning.The advantage of " central air conditioner " is: can the centralized control central host, and Host Administration is convenient.But its shortcoming also is conspicuous, equipment investment big as relative energy consumption, early stage is big, construction is big with facility, human input amount, and main frame is installed in operation complexity, maintenance cost height, special place and the space of needs, and pipeline is complicated and don't easy to clean, operation cost is high." split type " or window formula monomer air conditioner relatively, its advantage is: engineering construction is simple, front-end investment is few, maintenance cost is low, operation cost is low, do not need a large amount of pipelines, energy consumption is little etc. relatively.Therefore there is increasing public building to adopt " split type " or window formula monomer air conditioner at present.
Yet, make a general survey of all kinds of split type or monomer air conditioner that each manufacturer provided on the present home market, the common problem-one-of-a-kind system that all exists is disperseed mismanagement.Especially the indoor temperature in summer that government is proposed requires to be controlled at more than 26 degree, and winter, indoor temperature was no more than the regulations of 20 degree, lack row and effective ladder of management.Along with domestic and international rising steadily of energy prices in recent years, electric power supply day is becoming tight, and market is more and more urgent to the demand of energy-conserving product, therefore, existing cry split type or monomer air-conditioning group of planes enforcement network centralized management control is grown to even greater heights.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art or defective, a kind of split type or integrated air container group of planes networking centralized management control device and method are provided, it can manage concentratedly and control an existing split type monomer air-conditioning group of planes of having installed and used, also can realize centralized management and control split type or a window formula monomer air-conditioning group of planes for air conditioner manufacturer increases network control interface on split type or window formula monomer air conditioner.
To achieve these goals, the present invention has adopted following technical scheme:
Split type or monomer air conditioner group network is managed control device concentratedly, and it comprises: a total control equipment, some branch control machines;
Be provided with the industrial control communication bus links between described total control equipment and some branch control machines, communication bus link is provided with signal transceiver, and total control equipment is realized the networking of each minute control machine is managed and control by this communication bus link;
Described total control equipment comprises an industrial computer, and this industrial computer is provided with the industrial-controlled general line interface, and promptly serial communication port can be realized dividing the instant data double-way of control machine to communicate by letter with each;
On the described total control equipment Control Software is installed, this Control Software adopts the control platform of windowization; Total control equipment utilizes on it industrial-controlled general line interface of configuration, and promptly serial communication port receives each communication data that divides the control machine, according to minute address of control machine, grasps each and divides control machine and the duty of the air conditioner that is attached thereto; Total control equipment basis programming and program setting in advance handled automatically to the data that receive, and by the industrial-controlled general line interface, promptly serial communication port divides control machine transmitting control commands data to each;
Described branch control machine is installed in split-type air conditioner indoor set or window formula monomer air conditioner side or the air conditioner, have infrared reception, transmission and the reception of wired serial ports, sending function, can receive the control command of the wireless or wired remote control panel of split-type air conditioner, and send control command air conditioner;
Described branch control machine is provided with the industrial-controlled general line interface, can receive the control command of total control equipment, the status signal of monitoring air-conditioning can also be sent to total control equipment simultaneously;
Described branch control machine mainly comprises: parameter is provided with switch, communication interface driver, running parameter storer, microprocessor, duty switch, working power, infrared remote receiver, infrared transmitter, infrared carrier wave transmitter;
Described working power, communication interface driver are electrically connected with communication bus link, and the order wire of 12V direct supply and industrial-controlled general line is provided for minute control machine;
The periphery of described microprocessor is respectively arranged with coupled parameter switch, duty switch, running parameter storer, communication interface driver, infrared remote receiver, infrared transmitter is set, and the infrared carrier wave transmitter that links to each other with infrared transmitter, this microprocessor sends to the air conditioner working state signal that collects on the industrial-controlled general line for dividing the Intelligent treatment core of control machine; It is characterized in that,
Described microprocessor has three pin to be electrically connected with four pin of MAX485 communication interface chip, is used to control the Data Receiving and the transmission of industrial-controlled general line; Wherein, the P3.0 pin of microprocessor P3 mouth is the input pin of No. 0 serial communication port, is connected with the R0 input pin of MAX485 communication interface chip; The P3.1 pin of microprocessor P3 mouth is the output pin of No. 0 serial communication port, is connected with the DI output pin of MAX485 communication interface chip; The P2.2 pin of microprocessor P2 mouth is defined as the transmitting-receiving of control serial communication port, is connected with transmission, the reception control pin of MAX485 communication interface chip;
Described microprocessor has two pin to be electrically connected with two pin of the chip of running parameter storer, and wherein, the P2.0 pin of microprocessor P2 mouth is defined as the transmitting-receiving of Serial Communication Simulation mouth, is used to store the running parameter and the duty of branch control machine; The P2.1 pin of microprocessor P2 mouth is defined as the sequential of Serial Communication Simulation mouth, and the Serial Communication Simulation mouth pin SDA of the chip U3 of these two pin and running parameter storer and Serial Communication Simulation mouth sequential SCL are electrically connected;
It is that P0.0, P 0.1, P 0.2, P0.3, P0.4, P0.5, P0.6, P0.7 are provided with switch with parameter and link to each other that the P0 mouth of described microprocessor has eight pin, is used to read the running parameter that branch control machine is provided with;
The P3.2 pin of described microprocessor P3 mouth is the input pin of external interrupt signal 0, the P3.4 pin of microprocessor P3 mouth is the look-at-me input pin of timer 0, these two pin link to each other with infrared remote receiver together, are used to receive the infrared control order that air-conditioning remote control sends;
The P2.2 pin of the transmitting terminal TXD1 of described microprocessor serial ports 1 and microprocessor P2 mouth is used to send infrared serial ports coding, and these two pin link to each other with infrared transmitter together, are used to send the infrared control order.
Above-mentioned split type or monomer air conditioner group network centralized management control device, wherein,
The main body of described communication interface driver is the MAX485 communication interface chip, constitutes the driving interface of industrial-controlled general line by it.
Described communication bus link is five class network service lines of standard, has four pairs in this five classes order wire for twisted-pair feeder, and two couple wherein is as the low-tension supply line of direct current 12V, in addition two pairs of order wires as the industrial control communication bus.
Described infrared transmitter comprises signal amplification driver, at least one infrared transmission pipe; The signal amplification driver comprises at least one triode, and the emitter of triode is electrically connected with the port that drives infrared transmission pipe.
Described microprocessor is provided with and interrupts the input port; Described infrared remote receiver is compound infrared receiving tube, and its output pin is electrically connected with the interruption input port of microprocessor, and microprocessor calculates infrared receiving code according to the break period of each pulse.
Described parameter is provided with switch and adopts toggle switch that the address of branch control machine and infrared coding number are set.
Described working power employing model is 7805 chip, is direct current 5V working power with the direct current 12V power source conversion on the communication bus.
A kind of control method of split type as mentioned above or monomer air conditioner group network centralized management control device is characterized in that it may further comprise the steps:
(1) branch control machine is installed
To divide the control machine to be installed in split-type air conditioner indoor set or window formula monomer air conditioner side or the air conditioner, and, also can receive the wired serial signal of communication simultaneously to receive the infrared control order that Air-Conditioning Control Panel sends by infrared remote receiver;
(2) connect working power
Minute microprocessor of control machine and working power are connected, by reading the state that parameter is provided with switch, obtained the form of the infrared serial communication of different air-conditionings, the microprocessor of branch control machine can obtain the parameter setting of the operational mode of air conditioner, wind speed, temperature;
(3) obtain the address of branch control machine
The microprocessor that divides the control machine is by reading the state that parameter is provided with switch, obtain this machine address of branch control machine, sending the acquired signal that has branch control machine address to the communication interface driver is the duty of air conditioner, the transceiver communication of communication interface driver control industrial-controlled general line RS485, RS422 divides the control machine to clash when receiving and send communication data to avoid each;
(4) send branch control machine communication data to total control equipment
The communication data that the communication interface driver is sent is sent to total control equipment by the order wire of industrial-controlled general line, after total control equipment receives each communication data that divides the control machine, automatically after handling according in advance programming and program setting, the order wire by industrial-controlled general line divides control machine transmitting control commands data to each again;
(5) receive the master control order
After the communication interface driver of branch control machine receives the control command data of master control machine transmission, the master control order data is sent to the microprocessor of branch control machine;
(6) carry out the master control order
The microprocessor that divides the control machine is stored in the running parameter storer according to the master control order with control information, and the state of switch is set according to master control order and parameter simultaneously, to infrared transmitter send air conditioner the Serial Control order that can receive;
(7) send infrared command
Divide the control machine to modulate serial control signal, and will modulate with the Serial Control order and be carried in simultaneously on the infrared transmitter, infrared transmitter sends the infrared control order that various air-conditionings can receive, and controlled air conditioner promptly carries out work according to the setting of program.
Owing to adopted above-mentioned technical scheme, the present invention compared with prior art has following advantage and good effect:
The present invention split type or integrated air container cluster network centralized management control device and method, can be according to actual request for utilization, monitor the operation mode of each air conditioner, wind speed, design temperature, pendulum wind, can be to indoor set single, the zone, all air-conditioning equipment carries out pattern, wind speed, the setting of temperature, can set the indoor set pendulum wind and the healthy function of motion, go into preferentially after can also setting indoor set, three kinds of operator schemes such as centralized control and locking, at the total control equipment end each air-conditioning equipment is carried out timed power on/off, write down and inquire about the duty of each air conditioner.Have significant technical advance, economy and practicality, will produce immeasurable society, economic benefit.
The present invention is well positioned to meet the managerial demand of types of applications monomer air conditioner (split or wall-through type air conditioner) group's place to a group of planes, offers user or owner management, monitoring and the control to a whole air-conditioning group of planes.Realize energy-conservation target by pipe, prison, control, compare with existing " central air conditioner system " and have, little, the disposable less investment of energy consumption, easy for installation, construct simply, do not take up room, advantage such as operation costs are low, maintenance is easy, thereby market outlook are wide.
Description of drawings
By following examples and in conjunction with the description of its accompanying drawing, can further understand purpose, specific structural features and the advantage of its invention.In the accompanying drawing,
Fig. 1 is the control principle synoptic diagram of split-type air conditioner cluster network central control device of the present invention;
Fig. 2 is the electrical block diagram that split-type air conditioner cluster network central control device of the present invention divides the control machine;
Fig. 3 is the electric control system wiring diagram that split-type air conditioner cluster network central control device of the present invention divides the control machine.
Reference numeral among the figure is:
The 1-total control equipment; The 2-signal transceiver; 3-divides the control machine; The 4-communication bus link; 3.1-parameter is provided with switch; 3.2-communication interface driver; 3.3-running parameter storer; 3.4-microprocessor; 3.5-duty switch; 3.6-working power; 3.7-infrared remote receiver; 3.8-infrared transmitter; 3.9-infrared carrier wave transmitter; The 5-air conditioner.
Embodiment
Split type or the monomer air conditioner group network centralized management control device of the present invention mainly comprises a total control equipment 1, some branch control machines 3.The communication bus link 4 that has industrial-controlled general line RS485, RS422 function between total control equipment 1 and some the branch control machines 3, total control equipment 1 is realized networking management and control to each minute control machine 3 by this communication bus 4.
On the total control equipment 1 Control Software has been installed, this Control Software adopts the control platform of windowization.Total control equipment 1 utilizes on it industrial-controlled general line interface of configuration, and promptly serial communication port receives each communication data that divides control machine 3, according to minute address of control machine 3, grasps each and divides control machine 3 and the duty of the air conditioner 5 that is attached thereto; Then, total control equipment 1 is basis programming and program setting in advance again, and the data that receive are handled automatically, and by the industrial-controlled general line interface, promptly serial communication port divides the control machine 3 transmitting control commands data to each.
In Fig. 1, provided the control principle synoptic diagram of split-type air conditioner networking centralized control system of the present invention.Total control equipment 1 is set up data link with dividing control machine 3 by communication bus link 4, installed on the communication bus link 4 have industrial-controlled general line RS485, the signal transceiver 2 of RS422 signal transmitting and receiving function, realize dividing the networking control and management function of control machine 3, communication bus link 4 adopts five class order wires, four pairs of twisted-pair feeders are arranged in the five class order wires, wherein, two pairs of power buss as direct current 12v, for a minute control machine 3 provides power supply, two pairs of data telecommunication lines in addition as industrial-controlled general line RS485, RS422.
In Fig. 2,3, the branch control machine 3 of split-type air conditioner of the present invention networking centralized control system mainly is provided with switch 3.1, communication interface driver 3.2, running parameter storer 3.3, microprocessor 3.4, duty switch 3.5, working power 3.6, infrared remote receiver 3.7, infrared transmitter 3.8, infrared carrier wave transmitter 3.9 by parameter and constitutes.
Wherein, working power 3.6, communication interface driver 3.2 link to each other with communication bus link 4, and the communication link of 12V direct supply and industrial-controlled general line RS485, RS422 is provided for minute control machine 3;
Microprocessor 3.4 is Intelligent treatment cores of branch control machine 3, the duty of the responsible air conditioner 5 that will collect sends on industrial-controlled general line RS485, the RS422, total control equipment 1 just can receive each working status parameter of dividing control machine 3 like this, a minute control machine 3 is managed concentratedly, and divide the control machine 3 transmitting control commands to each.The microprocessor 3.4 that divides control machine 3 sends the infrared control order by the control command that industrial-controlled general line RS485, RS422 receive total control equipment 1 to air conditioner 5.
The present invention divides the system architecture of control machine 3 as follows:
Communication bus link 4 provides the communication link of 12V low-voltage dc power supply and industrial-controlled general line RS485, RS422 for minute control machine 3, therefore, being unidirectional conducting between communication bus link 4 and the working power 3.6, is two-way admittance between communication bus link 4 and the communications driver 3.2.Microprocessor 3.4 is the quick-witted treatable cores of branch control, the duty of the responsible air conditioner 5 that will collect sends on industrial-controlled general line RS485, the RS422, total control equipment 1 just can receive each working status parameter of dividing control machine 3 like this, a minute control machine 3 is managed concentratedly, and divide the control machine 3 transmitting control commands to each, the microprocessor 3.4 that divides control machine 3 sends the infrared control order by the control command that industrial-controlled general line RS485, RS422 receive total control equipment 1 to air-conditioning.Divide the microprocessor 3.4 of control machine 3, its periphery is respectively arranged with the coupled parameter that parameter is set switch 3.1 and duty switch 3.5 is set, and parameter is provided with switch 3.1, duty switch 3.5 is unidirectional conductings with microprocessor 3.4; But the running parameter storer 3.3 that store operational parameters and state are arranged, running parameter storer 3.3 is two-way admittances with microprocessor 3.4; The communication interface driver 3.2 that responsible data communication drivers is arranged, communication interface driver 3.2 is two-way admittances with microprocessor 3.4; The infrared remote receiver 3.7 that can receive air conditioner 5 infrared remote control command is arranged, and infrared remote receiver 3.7 is unidirectional conductings with microprocessor 3.4; The infrared transmitter 3.8 that can send air conditioner 5 infrared remote control command is arranged, and infrared transmitter 3.8 is unidirectional conductings with microprocessor 3.4.The infrared transmitter 3.8 that sends air conditioner 5 infrared remote control command need provide infrared carrier wave, therefore, and infrared carrier wave transmitter 3.9 and infrared transmitter 3.8 unidirectional conductings.
As shown in Figure 3, the present invention divides the syndeton of the electronic circuit of each module in control machine 3 system construction drawings roughly as follows:
The main body of microprocessor 3.4 is microprocessor chip U2, can select ATMEL89C51 microprocessor or ATMEL89C669 microprocessor for use, and this microprocessor 3.4 has four two-way 8 inputs, delivery outlet, two bidirectional serial communication mouths.The name of four two-way 8 inputs, delivery outlet is called P0 mouth, P1 mouth, P2 mouth, P3 mouth, and wherein, the P0 mouth need connect and draw resistance 10k, keeps the driving force of P0 mouth.The electrify restoration circuit of microprocessor 3.4, crystal oscillating circuit are the preferred circuit of prior art.Four two-way inputs of microprocessor 3.4, delivery outlet all are 8, like this, each input, delivery outlet just have 8 can use defined by the user pin, realize different separately functions.
The main body of communication interface driver 3.2 is MAX485 communication interface chip U1, forms the driving interface of industrial-controlled general line RS485, RS422 by it.Microprocessor 3.4 has four pin of the main body MAX485 communication interface chip U1 of three pin and communication interface driver 3.2 to be electrically connected, and is used to control Data Receiving and the transmission of industrial-controlled general line RS485, RS422.The P3.0 pin of the P3 mouth of microprocessor 3.4 is the input pin of No. 0 serial communication port, be connected with the R0 input pin of MAX485 communication interface chip, the P3.1 pin of the P3 mouth of microprocessor 3.4 is the output pin of No. 0 serial communication port, be connected with the DI output pin of MAX485 communication interface chip, the P2.2 pin of the P2 mouth of microprocessor 3.4 is defined as the transmitting-receiving of control serial communication port, is connected with transmission, the reception control pin of MAX485 communication interface chip.
The P2.0 pin of the P2 mouth of microprocessor 3.4 is defined as the transmitting-receiving of Serial Communication Simulation mouth, is used to store the running parameter and the duty of branch control machine 3; The P2.1 pin of the P2 mouth of microprocessor 3.4 is defined as the sequential of Serial Communication Simulation mouth, and the Serial Communication Simulation mouth pin SDA of the chip U3 of these two pin and running parameter storer 3.3 and Serial Communication Simulation mouth sequential SCL are electrically connected.The main body of running parameter storer 3.3 can be wiped storage chip U3 for the 24C16 electricity, is used for store operational parameters and duty; The 24C16 electricity can be wiped the sequential of storage chip according to the P2.0 pin of the P2 mouth of microprocessor 3.4, just can decode the serial communication data of the P2 mouth of microprocessor 3.4; The 24C16 electricity can be wiped storage chip also can send the serial communication data of storage according to the sequential of the P2.0 pin of the P2 mouth of microprocessor 3.4 to the P2.1 human hair combing waste of the P2 of microprocessor 3.4 mouth.
The P0 mouth of microprocessor 3.4 has eight pin such as P0.0, P0.1, P0.2, P0.3, P0.4, P0.5, P0.6, P0.7 with parameter switch 3.1 to be set to link to each other, it is eight toggle switchs that parameter is provided with switch 3.1, microprocessor 3.4 reads the coded format of the infrared serial communication of running parameter set on the branch control machine 3, the address of dividing control machine 3 and air-conditioning by reading each level of toggle switch.
The P3.2 pin of the P3 mouth of microprocessor 3.4 is the input pin of external interrupt signal 0, the P3.4 pin of the P3 mouth of microprocessor 3.4 is the look-at-me input pin of timer 0, these two pin link to each other with infrared remote receiver 3.7 together, microprocessor 3.4 just can calculate the break period of each pulse, calculate the infrared ray remotes control code that air conditioner 5 control panels send again, divide control machine 3 the infrared serial communication coded format of air-conditioning that switch 3.1 is provided with to be set according to parameter, decode the infrared control order that air-conditioning remote control sends, divide control machine 3 also just to know the duty and the parameter of air conditioner reality.
The P2.2 pin of the transmitting terminal TXD1 of microprocessor 3.4 serial ports 1 and the P2 mouth of microprocessor 3.4 is used to send infrared serial ports coding, and these two pin link to each other with infrared transmitter 3.8, are used to send the infrared control order.Microprocessor 3.4 can be selected infrared air-conditioning sign indicating number according to data memory, controls the duty of air-conditioning automatically.
The main body of infrared carrier wave transmitter 3.9 is that model is 555 vibration chip U4, R6, R7, C4 have formed the oscillatory circuit of 28k or 30k, can produce the infrared carrier wave of 28k or 30k, the infrared serial ports coding output signal of infrared carrier wave and microprocessor 3.4, the NAND gate circuit that by model is 4011 chip U5 is compound, produces the drive signal that drives infrared transmitter 3.8.
Infrared transmitter 3.8 mainly is made up of signal amplification driver Q1 and an infrared transmission pipe D2, and the signal amplification driver is made of triode 2SC1815, and the emitter of triode directly drives infrared transmission pipe.
The main body of infrared remote receiver 3.7 is compound infrared receiving tube G1, compound infrared receiving tube G1 has the function that infrared carrier wave filtering and infrared received signal are sent out big, its output pin connects the input pin of external interrupt signal 0 of microprocessor 3.4 and the look-at-me input pin of timer 0, microprocessor 3.4 calculates infrared receiving code according to the break period of each pulse.Parameter is provided with switch 3.1 and adopts toggle switch that the address and the infrared sign indicating number numbering of branch control machine 3 are set.
Duty switch 3.5 is a switch S 2, is used to be provided with the duty of branch control machine 3, goes into three kinds of operator schemes such as preferential, centralized control and locking after can being provided with.
Working power 3.6 employing models are 7805 chip U6, and the direct current 12V power source conversion on the communication bus link 4 is branch control machine 3 inner direct current 5V working powers, i.e. power supply VCC among Fig. 3.
The object of the present invention is achieved like this:
At branch control machine 3 of the other installation of indoor split-type air conditioner, this branch control machine 3 has infrared reception, transmission and the reception of wired serial ports, sending function, can receive the control command of the wireless or wired remote control panel of split-type air conditioner, also can send control command air conditioner 5.Divide control machine 3 to have industrial-controlled general line RS485, RS422 interface, can receive the control command of total control equipment 1, also can send the control signal of dividing control machine 3 to receive to total control equipment 1, the state that is about to monitor air-conditioning sends to total control equipment 1.Divide control machine 3 can set different addresses and realize two-way communication with total control equipment 1, can also set the form of telecontrol code, with the infrared sign indicating number of compatible each brand air-conditioning.Total control equipment 1 adopts an industrial computer, and this industrial computer has industrial-controlled general line RS485, RS422 interface, can realize dividing the instant data double-way of control machine 3 to communicate by letter with each; On the total control equipment 1 Control Software has been installed, this Control Software adopts the control platform of windowization, and is simple to operation.Since industrial-controlled general line RS485, RS422 protocol definition the equipment on the single link can not surpass 32, therefore surpassing on the link of 32 equipment, select for use signal transceiver 2 to realize that signals amplify and the function of conversion.Five class network service lines of communication bus link 4 selection standards, five class network service lines have four pairs of twisted-pair feeders, and two couple wherein is as direct current 12V low-tension supply line, in addition two pairs of data telecommunication lines as industrial-controlled general line RS485, RS422.Because communication bus link 4 provides direct current 12V power supply, so each divides control machine 3 just not need additional power source, as long as connect the category-5 cable joint, and just can operate as normal.
Split type or the monomer air conditioner group network centralized management control method of the present invention mainly may further comprise the steps:
(1) branch control machine is installed
To divide control machine 3 to be installed in split-type air conditioner indoor set or window formula monomer air conditioner 5 sides or the air conditioner 5, the infrared control order so that the control panel that receives air conditioners 5 by infrared remote receiver 3.7 sends receives the wired serial signal of communication simultaneously;
(2) connect working power
Minute microprocessor of control machine 3 3.4 and working power 3.6 are connected, by reading the state that parameter is provided with switch 3.1, obtain the coded format of the infrared serial communication of different air-conditionings, divide the microprocessor 3.4 of control machine 3 to obtain operational mode, the wind speed of air conditioner 5, the parameter setting of temperature by infrared remote receiver 3.7;
(3) obtain the address of branch control machine
The microprocessor 3.4 that divides control machine 3 is by reading the state that parameter is provided with switch 3.1, obtain this machine address of branch control machine 3, sending the acquired signal that has branch control machine 3 addresses to communication interface driver 3.2 is the working state signal of air conditioner 5, the transceiver communication of communication interface driver 3.2 control industrial-controlled general line RS485, RS422 divides control machine 3 to clash when receiving and send communication data to avoid each;
(4) send branch control machine communication data to total control equipment
The communication data that communication interface driver 3.2 is sent is sent on the total control equipment 1 by communication bus link 4, after total control equipment 1 receives each communication data that divides control machine 3, automatically after handling according in advance programming and program setting, divide the control machine 3 transmitting control commands data to each by communication bus link 4;
(5) receive the master control order
After the communication interface driver 3.2 of branch control machine 3 receives the control command data of total control equipment 1 transmission, the master control order data is sent to the microprocessor 3.4 of branch control machine 3;
(6) carry out the master control order
The microprocessor 3.4 that divides control machine 3 is stored in control information on the running parameter storer 3.3 according to the master control order, and the state of switch 3.1 is set according to master control order and parameter simultaneously, sends the Serial Control order that air-conditionings can receive to infrared transmitter 3.8;
(7) send infrared command
Claims (7)
1. split type or monomer air conditioner group network is managed control device concentratedly, and it comprises: a total control equipment, some branch control machines;
Be provided with the industrial control communication bus links between described total control equipment and some branch control machines, communication bus link is provided with signal transceiver, and total control equipment is realized the networking of each minute control machine is managed and control by this communication bus link;
Described total control equipment comprises an industrial computer, and this industrial computer is provided with the industrial-controlled general line interface, and promptly serial communication port can be realized dividing the instant data double-way of control machine to communicate by letter with each;
On the described total control equipment Control Software is installed, this Control Software adopts the control platform of windowization; Total control equipment utilizes on it industrial-controlled general line interface of configuration, and promptly serial communication port receives each communication data that divides the control machine, according to minute address of control machine, grasps each and divides control machine and the duty of the air conditioner that is attached thereto; Total control equipment basis programming and program setting in advance handled automatically to the data that receive, and by the industrial-controlled general line interface, promptly serial communication port divides control machine transmitting control commands data to each;
Described branch control machine is installed in split-type air conditioner indoor set or window formula monomer air conditioner side or the air conditioner, have infrared reception, transmission and the reception of wired serial ports, sending function, can receive the control command of the wireless or wired remote control panel of split-type air conditioner, and send control command air conditioner;
Described branch control machine is provided with the industrial-controlled general line interface, can receive the control command of total control equipment, the status signal of monitoring air-conditioning can also be sent to total control equipment simultaneously;
Described branch control machine mainly comprises: parameter is provided with switch, communication interface driver, running parameter storer, microprocessor, duty switch, working power, infrared remote receiver, infrared transmitter, infrared carrier wave transmitter;
Described working power, communication interface driver are electrically connected with communication bus link, and the order wire of 12V direct supply and industrial-controlled general line is provided for minute control machine;
The periphery of described microprocessor is respectively arranged with coupled parameter switch, duty switch, running parameter storer, communication interface driver, infrared remote receiver, infrared transmitter is set, and the infrared carrier wave transmitter that links to each other with infrared transmitter, this microprocessor sends to the air conditioner working state signal that collects on the industrial-controlled general line for dividing the Intelligent treatment core of control machine; It is characterized in that,
Described microprocessor has three pin to be electrically connected with four pin of MAX485 communication interface chip, is used to control the Data Receiving and the transmission of industrial-controlled general line; Wherein, the P3.0 pin of microprocessor P3 mouth is the input pin of No. 0 serial communication port, is connected with the RO input pin of MAX485 communication interface chip; The P3.1 pin of microprocessor P3 mouth is the output pin of No. 0 serial communication port, is connected with the DI output pin of MAX485 communication interface chip; The P2.2 pin of microprocessor P2 mouth is defined as the transmitting-receiving of control serial communication port, is connected with transmission, the reception control pin of MAX485 communication interface chip;
Described microprocessor has two pin to be electrically connected with two pin of the chip of running parameter storer, and wherein, the P2.0 pin of microprocessor P2 mouth is defined as the transmitting-receiving of Serial Communication Simulation mouth, is used to store the running parameter and the duty of branch control machine; The P2.1 pin of microprocessor P2 mouth is defined as the sequential of Serial Communication Simulation mouth, and the Serial Communication Simulation mouth pin SDA of the chip U3 of these two pin and running parameter storer and Serial Communication Simulation mouth sequential SCL are electrically connected;
It is that P0.0, P0.1, P0.2, P0.3, P0.4, P0.5, P0.6, P0.7 are provided with switch with parameter and link to each other that the P0 mouth of described microprocessor has eight pin, is used to read the running parameter that branch control machine is provided with;
The P3.2 pin of described microprocessor P3 mouth is the input pin of external interrupt signal 0, the P3.4 pin of microprocessor P3 mouth is the look-at-me input pin of timer 0, these two pin link to each other with infrared remote receiver together, are used to receive the infrared control order that air-conditioning remote control sends;
The P2.2 pin of the transmitting terminal TXD1 of described microprocessor serial ports 1 and microprocessor P2 mouth is used to send infrared serial ports coding, and these two pin link to each other with infrared transmitter together, are used to send the infrared control order.
2. split type or monomer air conditioner group network centralized management control device according to claim 1 is characterized in that the main body of described communication interface driver is the MAX485 communication interface chip, constitutes the driving interface of industrial-controlled general line by it.
3. split type or monomer air conditioner group network centralized management control device according to claim 1, it is characterized in that, described communication bus link is five class network service lines of standard, there are four pairs to be twisted-pair feeder in this five classes order wire, two couple wherein is as the low-tension supply line of direct current 12V, in addition two pairs of order wires as the industrial control communication bus.
Reception 4, split type or monomer air conditioner group network centralized management control device according to claim 1 is characterized in that described infrared transmitter comprises signal amplification driver, at least one infrared transmission pipe; The signal amplification driver comprises at least one triode, and the emitter of triode is electrically connected with the port that drives infrared transmission pipe.
5. split type or monomer air conditioner group network centralized management control device according to claim 1 is characterized in that described microprocessor is provided with and interrupts the input port; Described infrared remote receiver is compound infrared receiving tube, and its output pin is electrically connected with the interruption input port of microprocessor, and microprocessor calculates infrared receiving code according to the break period of each pulse.
6. split type or monomer air conditioner group network centralized management control device according to claim 1 is characterized in that, described parameter is provided with switch and adopts toggle switch that the address of branch control machine and infrared coding number are set.
7. split type or monomer air conditioner group network centralized management control device according to claim 1 is characterized in that described working power employing model is 7805 chip, is direct current 5V working power with the direct current 12V power source conversion on the communication bus.
8. the control method of a split type according to claim 1 or monomer air conditioner group network centralized management control device is characterized in that it may further comprise the steps:
(1) branch control machine is installed
To divide the control machine to be installed in split-type air conditioner indoor set or window formula monomer air conditioner side or the air conditioner, and, also can receive the wired serial signal of communication simultaneously to receive the infrared control order that Air-Conditioning Control Panel sends by infrared remote receiver;
(2) connect working power
Minute microprocessor of control machine and working power are connected, by reading the state that parameter is provided with switch, obtained the form of the infrared serial communication of different air-conditionings, the microprocessor of branch control machine can obtain the parameter setting of the operational mode of air conditioner, wind speed, temperature;
(3) obtain the address of branch control machine
The microprocessor that divides the control machine is by reading the state that parameter is provided with switch, obtain this machine address of branch control machine, sending the acquired signal that has branch control machine address to the communication interface driver is the duty of air conditioner, the transceiver communication of communication interface driver control industrial-controlled general line RS485, RS422 divides the control machine to clash when receiving and send communication data to avoid each;
(4) send branch control machine communication data to total control equipment
The communication data that the communication interface driver is sent is sent to total control equipment by the order wire of industrial-controlled general line, after total control equipment receives each communication data that divides the control machine, automatically after handling according in advance programming and program setting, the order wire by industrial-controlled general line divides control machine transmitting control commands data to each again;
(5) receive the master control order
After the communication interface driver of branch control machine receives the control command data of master control machine transmission, the master control order data is sent to the microprocessor of branch control machine;
(6) carry out the master control order
The microprocessor that divides the control machine is stored in the running parameter storer according to the master control order with control information, and the state of switch is set according to master control order and parameter simultaneously, to infrared transmitter send air conditioner the Serial Control order that can receive;
(7) send infrared command
Divide the control machine to modulate serial control signal, and will modulate with the Serial Control order and be carried in simultaneously on the infrared transmitter, infrared transmitter sends the infrared control order that various air-conditionings can receive, and controlled air conditioner promptly carries out work according to the setting of program.
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| CN102901180B (en) * | 2012-09-29 | 2015-09-16 | 四川长虹电器股份有限公司 | A kind of method and system controlling air-conditioning |
| CN105180383B (en) * | 2015-10-26 | 2017-11-17 | 珠海格力电器股份有限公司 | Communication mode control method and system and air conditioner debugging device |
| CN105448059A (en) * | 2015-11-30 | 2016-03-30 | 惠州学院 | Wireless controller for wireless communication system of commercial air conditioner |
| CN106322682B (en) * | 2016-09-12 | 2018-09-18 | 珠海格力电器股份有限公司 | temperature adjusting method, device and system |
| CN106656338B (en) * | 2016-12-26 | 2023-09-12 | 上海灵信视觉技术股份有限公司 | System and method for relay transmission of ultraviolet communication signals |
| CN107328034A (en) * | 2017-08-30 | 2017-11-07 | 珠海格力电器股份有限公司 | Centralized management method and device for air conditioning unit and air conditioning system |
| CN108062048A (en) * | 2017-11-17 | 2018-05-22 | 深圳市慧佳鼎云科技有限公司 | Infrared one-way communication feedback device and control method |
| CN114251791B (en) * | 2020-09-22 | 2023-05-26 | 美的集团股份有限公司 | Control terminal, remote controller, air conditioner, control method and readable storage medium |
| CN112856725A (en) * | 2021-02-02 | 2021-05-28 | 浙江中广电器股份有限公司 | Household split air-conditioning system based on Internet of things and control method thereof |
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