CN106052045A - Air conditioner multi-split method based on power line carrier communication network - Google Patents

Air conditioner multi-split method based on power line carrier communication network Download PDF

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Publication number
CN106052045A
CN106052045A CN201610567098.8A CN201610567098A CN106052045A CN 106052045 A CN106052045 A CN 106052045A CN 201610567098 A CN201610567098 A CN 201610567098A CN 106052045 A CN106052045 A CN 106052045A
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China
Prior art keywords
communication
frame
data
main frame
air conditioning
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Granted
Application number
CN201610567098.8A
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Chinese (zh)
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CN106052045B (en
Inventor
黄强
唐杰
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00Electric signal transmission systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B3/00Line transmission systems
    • H04B3/54Systems for transmission via power distribution lines
    • H04B3/542Systems for transmission via power distribution lines the information being in digital form
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B3/00Line transmission systems
    • H04B3/54Systems for transmission via power distribution lines
    • H04B3/544Setting up communications; Call and signalling arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/50Control or safety arrangements characterised by user interfaces or communication
    • F24F11/56Remote control
    • F24F11/58Remote control using Internet communication

Abstract

The invention relates to an air conditioner multi-split method based on a power line carrier communication network. The multi-split method comprises the following steps that a host computer transmits a synchronous data frame to make all subordinate computers enter the communication mode; the host computer transmits equipment control data to all the subordinate computers to conduct control; the host computer conducts state data communication with all the subordinate computers within the preset communication time value; the host computer stops communication with all the subordinate computers; and the host computer judges whether a bus is available or not, and if yes, the mentioned steps are implemented in sequence once again. By means of the air conditioner multi-split method, the communication requirement of a multi-split air conditioning unit can be met.

Description

The air conditioning multi-couple machine method of electrically-based line carrier communication network
Technical field
The present invention relates to a kind of air-conditioning agreement, particularly relate to the air conditioning multi-couple machine of a kind of electrically-based line carrier communication network Method.
Background technology
In same communication network, the data transmission between each equipment is all to carry out, therefore with the form of agreement alternately The formulation of agreement and application, often decide the height of communication efficiency.Current most of Utilities Electric Co.s use electric power Line carrier communication network carries out electrical management, for functions such as the checking meter of user, chargings.Due in electric line carrier communication network Check meter, charging operation is point-to-point communication between each equipment, and owing to the node device of communication network is less, communication data Less, therefore the formulation of the ammeter agreement that electric line carrier communication network uses is to be directed to valid data be transmitted, and does not has Have and data are carried out classification process.
Such as, the multi-connected air conditioner group communication network of electrically-based line carrier communication is to lead to using electric lines of force of powering as data The communication network of news line.Owing to energizing power gauze network the most generally exists, therefore, confession is accessed by multi-joint unit power supply line Electricity power line network, can not only solve due to multi-connected air conditioner group system have that air-conditioning quantity is many, installation site or dispersion Or the difficulty of the connection project installation such as hidden, it is possible to reduce the phenomenon of communication loose contact significantly, can reduce simultaneously Project installation cost and difficulty.Owing to multi-connected machine group node number of devices is more, therefore volume of transmitted data is relatively big, now, and tradition Ammeter agreement cannot meet multi-joint unit data transportation requirements, this be accomplished by the basis of original ammeter agreement formulate A kind of new agreement of electric line carrier communication network that can adapt to multi-gang air-conditioner unit.
Summary of the invention
In view of this, it is necessary to provide the electrically-based line of a kind of communication need that disclosure satisfy that multi-gang air-conditioner unit to carry The air conditioning multi-couple machine method of ripple communication network.
A kind of air conditioning multi-couple machine method of electrically-based line carrier communication network, comprises the following steps:
Main frame sends synchrodata frame and makes all handset entry communication patterns;
Described main frame sends device control data and is controlled all handsets;
Described main frame and described handset carry out the communication of status data in default communication time value;
Described main frame stops communication with described handset;And
Described main frame judges that bus is the most idle, if the most sequentially performing above-mentioned steps.
Wherein in an embodiment, described main frame and described handset carry out status data in default communication time value The step of communication include:
Described main frame judges that whether the persistent period of described communication mode is equal to described default communication time value;
If it is not, then judge whether oneself state sends change,
If changing, then send the status data frame of change;And
The most then send self all of status data with Flushing status information.
Wherein in an embodiment, described main frame and described handset carry out status data in default communication time value The step of communication also include:
Described handset judges whether the communication mode persistent period is equal to described default communication time value,
If it is not, then judge whether oneself state sends change,
If changing, then send the status data frame of change;And
The most then send self all of status data with Flushing status information.
Wherein in an embodiment, main frame sends synchrodata frame and makes the step bag of all handset entry communication patterns Including: described main frame sends synchrodata frame to all handsets, described handset receives described synchrodata frame and responds described synchronization Frame entry communication pattern.
Wherein in an embodiment, described synchrodata frame includes that valid data, described valid data include state Data and control data.
Wherein in an embodiment, described synchrodata frame includes effective data length.
Wherein in an embodiment, described synchrodata frame also includes function code, for the merit due to valid data Energy.
Wherein in an embodiment, described synchrodata frame also includes device address, for defining described handset Address.
Wherein in an embodiment, described synchrodata frame also includes data category, for defining valid data Type.
Wherein in an embodiment, described synchrodata frame also includes termination character, in order to show that valid data are sent out Send complete.
Mutual, i.e. in ammeter agreement owing to inserting the communication between main frame and handset in power line network ammeter agreement Insert air-conditioning agreement and make the two combine, both having made the air conditioning multi-couple machine method of this electrically-based line carrier communication network The demand of power line network transmitting data in physical layer can be met, the transmission demand of procotol layer data, Jin Erman can be met again The foot communication need of multi-gang air-conditioner unit.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to The accompanying drawing of other embodiments is obtained according to these accompanying drawings.
Fig. 1 is the flow chart of steps of the air conditioning multi-couple machine method of the electrically-based line carrier communication network of an embodiment.
Fig. 2 is the transmission timing figure of air conditioning multi-couple machine method shown in Fig. 1.
Fig. 3 is the module diagram of the air conditioning multi-couple machine equipment of the electrically-based line carrier communication network of an embodiment.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, right The present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, and It is not used in the restriction present invention.
Refer to Fig. 1, in one embodiment, a kind of air conditioning multi-couple machine method of electrically-based line carrier communication network, bag Include following steps:
A) system electrification work;
B) main frame sends synchrodata frame and makes all handset entry communication patterns;
C) all handsets are controlled by described main frame transmission device control data;
D) described main frame and described handset carry out the communication of status data in default communication time value;
E) described main frame stops communication with described handset;And
F) described main frame judges that bus is the most idle, if then re-executing step b).The most sequentially perform step b) To step f).
Mutual, i.e. in ammeter agreement owing to inserting the communication between main frame and handset in power line network ammeter agreement Insert air-conditioning agreement and make the two combine, making this can in the air conditioning multi-couple machine method of electric line carrier communication network Meet power line network transmitting data in physical layer demand, network protocol layer data transfer demands can be met again, meet multi-connected machine Air conditioning unit communication need.It is appreciated that, when system is already powered on when, step a) can omit.
Such as, mutual for the ease of initiating in time, described step b) including: described main frame sends same step number to all handsets According to frame, described handset receives described synchrodata frame and responds described synchrodata frame entry communication pattern.Described main frame and institute State main frame and just can simultaneously enter communication mode according to synchrodata frame, improve the response speed of air conditioning multi-couple machine method.
Such as, in order to the communication fully realized between main frame and handset is mutual, described step d) specifically includes:
Described main frame judges that whether the persistent period of communication mode is equal to described default communication time value;
If it is not, then judge whether oneself state sends change, if changing, then send the status data frame of change;With And
The most then send self all of status data with Flushing status information.
Due to main frame can within the persistent period of communication mode the most mutual oneself state, improve described air-conditioning many The interactive efficiency of connecting method.
Such as, in order to realize the mutual of described handset information, described step d) also includes:
Described handset judges whether the communication mode persistent period is equal to described default communication time value,
If it is not, then judge whether oneself state sends change, if changing, then send the status data frame of change;With And
The most then send self all of status data with Flushing status information.
Due to handset can within the persistent period of communication mode the most mutual oneself state, further increase described The interactive efficiency of multi-link air-conditioning agreement.
Such as, described synchrodata frame includes that valid data, described valid data include status data and control data.Tool Body ground, described valid data refer to the numbers such as multi-connected machine valid data used in network transmission, usually state, control According to.Such as, described synchrodata frame includes effective data length, i.e. includes multi-connected machine protocol data total length, refers to interior machine, outer machine And the data that other equipment is used.Such as, described synchrodata frame also includes function code, for due to valid data Function, the data functions the such as i.e. definition of definition multi-connected machine data function, such as, control, state.Such as, described synchrodata frame also wraps Include device address, for defining the address of described handset, the most also define the device address of interdependent node, outer machine, interior machine, show Show device etc..Such as, described synchrodata frame also includes data category, for defining the type of valid data, i.e. to valid data Type is defined, e.g. bit data, byte data, or digital data etc..Such as, described synchrodata frame also includes terminating Character, in order to show that valid data are sent, i.e. multi-connected machine frame data terminate, and show that multi-connected machine valid data are sent.
User data area agreement has described that as above, and power line network physical layer communication agreement, number of users are detailed below Express especially by power line network physical layer communication agreement according to district's agreement, the number of power line network physical layer communication agreement Bebinning character, total length of data, control territory, address field, user data, verification and and termination character is included according to frame.Wherein begin Character, for the synchronization of Frame, shows the beginning of frame data.Total length of data is the number of whole agreement total data.Control The information such as territory is that power line carrier network data transmit classification, shows message transmissions direction, communication mode.Address field is electric lines of force The physical layer network address of carrier communication, is used for showing each node, power line module address.User data is power line module The valid data sent, these data are air conditioning multi-couple machine method frame data.Verify and for secured transmission of payload data is verified, To ensure the reliability of transmission data.Termination character shows the end of transmission of a packet, discharges bus simultaneously, is allowed to bus Enter idle condition.
Seeing also Fig. 2, in one embodiment, the transmission timing of a kind of air conditioning multi-couple machine method is specific as follows:
System electrification also judges whether main frame or handset;
If main frame is then:
Main frame sends synchrodata frame, takes turns the initial of communication for one so that it is its node device carries out frame data and synchronizes to send out Send.
Send device control data, main frame send the control data to other handset, for the control function of handset.
Judge whether timing reaches to take turns the maximum time of communication.
If reaching, send all of status data of equipment self, for the status information of refreshing a device.It is sent completely then Entrance bus free waits, waits that bus free enters next round communication.
If being not reaching to, then judging whether equipment state sends change, if changing, sending the status data of change Frame, if being not changed in, entering bus free and waiting, wait that bus free enters next round communication.
If handset is then:
Wait bus host synchrodata frame, enter a beginning taking turns communication for other handset node.
Judge whether handset timing reaches to take turns the maximum time of communication.
If reaching, send all of status data of equipment self, for the status information of refreshing a device.
It is sent completely then wait new round communication synchronization Frame.
If being not reaching to, then judging whether equipment state sends change, if changing, sending the status data of change Frame, if being not changed in, entering bus free and waiting, waiting new round communication synchronization Frame.
Refer to Fig. 3, in one embodiment, the air conditioning multi-couple machine equipment of a kind of electrically-based line carrier communication network, bag Include power line modem 10 and the main frame 20 of described power line modem 10 electric connection, multiple handset 30 and place Reason device 40.Main frame 20, multiple handset 30 and processor 40 are electrically connected with described power line modem 10 by bus 70 Connect.The status information of main frame 20 with multiple handsets 30 is interacted by processor 40.In the present embodiment, the number of handset 30 It it is 3.It is appreciated that the number of handset 30 can adjust as required.
Specifically, main frame 20 includes startup module 21, control module the 22, first interactive module 23, first being electrically connected with Timing module the 24, first refresh module 15 and the first judge module 26.Startup module 21 is used for sending synchrodata frame makes institute There is handset 30 entry communication pattern.Control module 22 is used for sending device control data and is controlled all handsets 30.First Interactive module 23 for carrying out the communication of status data in default communication time value with described handset 30.First timing module 24 For judging that whether the persistent period of communication mode is equal to presetting communication time value.First refresh module 15 is for processor 40 The whole status informations sending main frame 20 should be to refresh the state of main frame 20.First judge module 26 judges that bus 70 is the most empty Not busy.
Multiple handsets 30 are in parallel and are electrically connected with power line modem 10 by bus 70.Each handset 30 includes Trigger module the 31, second interactive module the 33, second timing module the 34, second refresh module 35 and second being electrically connected with judges Module 37.Trigger module 31 is used for receiving synchrodata frame to trigger handset 30 entry communication pattern.Second interactive module 33 is used In the communication carrying out status data with main frame 20 in default communication time value.Second timing module 34 is used for judging communication mode Persistent period whether equal to presetting communication time value.Second refresh module 35 is for sending the whole of handset 30 to processor 40 Status information should be to refresh the state of handset 30.Second judge module 37 judges that bus 70 is the most idle.It is appreciated that all sons Machine 30 can also the communication function module such as built-in demodulator, the most multiple handsets 30 are directly by processor 40 and main frame 20 communication.
Processor 40 includes receiver module 41 and the carrier chip 43 being electrically connected with.Processor 41 is for Receiving Host 20 And the status information of handset 30.Carrier chip 43 is used for processing above-mentioned status information.
In one embodiment, described equipment also includes ammeter 50 and bin 60.Ammeter 50 and bin 60 all with Processor 40 is electrically connected with.Ammeter 50 is for showing main frame 20 and the status information of handset 30, and bin 60 is used for storing display Main frame 20 and the status information of handset 30.
Other embodiments of the invention also include the technical characteristic in the various embodiments described above be mutually combined formed can The technical scheme implemented.
The air-conditioning procotol of the electrically-based line carrier communication of the present invention and each embodiment thereof, it is ensured that internal-external machine with And miscellaneous equipment can be normally carried out data interaction, internal-external machine and other node device communication efficiency is made to improve and compatible existing Other network air-conditioner agreement, with the uniformity of guarantee agreement, improves compatible raising.
Described above the most fully discloses the detailed description of the invention of the present invention.It is pointed out that and be familiar with this field Any change that the detailed description of the invention of the present invention is done by technical staff is all without departing from the scope of claims of the present invention. Correspondingly, the scope of the claim of the present invention is also not limited only to previous embodiment.

Claims (10)

1. the air conditioning multi-couple machine method of an electrically-based line carrier communication network, it is characterised in that comprise the following steps:
Main frame sends synchrodata frame and makes all handset entry communication patterns;
Described main frame sends device control data and is controlled all handsets;
Described main frame and described handset carry out the communication of status data in default communication time value;
Described main frame stops communication with described handset;And
Described main frame judges that bus is the most idle, if the most sequentially performing above-mentioned steps.
2. air conditioning multi-couple machine method as claimed in claim 1, it is characterised in that described main frame and described handset are in default communication The step of the communication carrying out status data in time value includes:
Described main frame judges that whether the persistent period of described communication mode is equal to described default communication time value;
If it is not, then judge whether oneself state sends change,
If changing, then send the status data frame of change;And
The most then send self all of status data with Flushing status information.
3. air conditioning multi-couple machine method as claimed in claim 2, it is characterised in that described main frame and described handset are in default communication The step of the communication carrying out status data in time value also includes:
Described handset judges whether the communication mode persistent period is equal to described default communication time value,
If it is not, then judge whether oneself state sends change,
If changing, then send the status data frame of change;And
The most then send self all of status data with Flushing status information.
4. air conditioning multi-couple machine method as claimed in claim 1, it is characterised in that main frame sends synchrodata frame and makes all handsets The step of entry communication pattern includes: described main frame sends synchrodata frame to all handsets, and described handset receives described synchronization Frame also responds described synchrodata frame entry communication pattern.
5. air conditioning multi-couple machine method as claimed in claim 1, it is characterised in that described synchrodata frame includes valid data, Described valid data include status data and control data.
6. air conditioning multi-couple machine method as claimed in claim 5, it is characterised in that described synchrodata frame includes that valid data are long Degree.
7. air conditioning multi-couple machine method as claimed in claim 6, it is characterised in that described synchrodata frame also includes function code, For the function due to valid data.
8. air conditioning multi-couple machine method as claimed in claim 7, it is characterised in that described synchrodata frame also includes equipment ground Location, for defining the address of described handset.
9. air conditioning multi-couple machine method as claimed in claim 8, it is characterised in that described synchrodata frame also includes data class Not, for defining the type of valid data.
10. air conditioning multi-couple machine method as claimed in claim 9, it is characterised in that described synchrodata frame also includes terminating word Symbol, in order to show that valid data are sent.
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