CN109373524A - Method for converting protocol, system and the air-conditioning system in air-conditioning access cloud - Google Patents
Method for converting protocol, system and the air-conditioning system in air-conditioning access cloud Download PDFInfo
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- CN109373524A CN109373524A CN201811453778.2A CN201811453778A CN109373524A CN 109373524 A CN109373524 A CN 109373524A CN 201811453778 A CN201811453778 A CN 201811453778A CN 109373524 A CN109373524 A CN 109373524A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
- F24F11/58—Remote control using Internet communication
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Abstract
The present invention proposes method for converting protocol, system and the air-conditioning system in a kind of air-conditioning access cloud, method for converting protocol includes: that cloud server obtains air-conditioning system data frame, it is once encapsulated by air conditioning subsystem to data frame, an encapsulation of data frame includes the privately owned attribute of air-conditioning system and the published method for calling privately owned attribute；An encapsulation of data is called, the privately owned attribute of air-conditioning is obtained.Protocol conversion system includes data receipt unit: for obtaining the data frame of air-conditioning system upload；Data packaging unit: for once being encapsulated to the air-conditioning data frame for uploading to cloud server；Data call unit: for the data after calling a data packaging unit once to encapsulate.Above-mentioned protocol conversion system can be used in air-conditioning system.The present invention is converted into general attribute and method, to facilitate cloud server to be parsed, substantially increases the maintenance and upgrade cost in communication efficiency and later period in the complicated air-conditioning information that slave computer can be uploaded.
Description
Technical field
The present invention relates to fields of communication technology, and in particular to a kind of method for converting protocol in air-conditioning access cloud, system and
Air-conditioning system.
Background technique
Prevailing with network and big data, the intelligence of air conditioner industry also has gradually developed.Air-conditioning it is intelligent from
Interaction with cloud is not driveed.One central air conditioner system generally includes multiple subsystems, and each subsystem includes more outdoors
Machine and Duo Tai indoor unit, cloud processor can carry out centralized control and management to entire central air conditioner system, be equivalent to intelligence
Change the host computer of air-conditioning system.
The air-conditioning data of central air conditioner system can not directly be utilized by cloud server (webserver), this is just bound to
It needs the agreement of air-conditioning to be converted into network protocol with related protocol converter (slave computer), cloud service (webserver) solves again
Network protocol is analysed, the relevant information of air-conditioning is finally got.Formulation, conversion and the degree of coupling of agreement can be related to transmission effect
The height of rate and the convenience degree of later maintenance and upgrading propose very high requirement to software development.
In the prior art, cloud server to the processing of air-conditioning protocol data is realized by following mode.It is empty
Tune can not be directly accessed cloud, need through protocol converter (slave computer), it is privately owned that air-conditioning proprietary protocol is converted into TCP/IP
Modbus TCP of agreement or standard etc. accesses cloud.In view of air-conditioning data volume is larger, in order to improve transmission rate and saving
The agreement of MCU memory headroom, slave computer access cloud is all 8 data of a byte, each respectively represents different interior
Hold and is related to bit manipulation.Cloud service program (host computer) is usually webserver, and host computer is wanted to obtain the correlation of air-conditioning
Information needs to parse each byte each, while carrying out bit manipulation.In the prior art, about 80% cloud server
It is to be designed by the java language development of mainstream.
The analytic method of air-conditioning agreement in the prior art has that communication efficiency is low, data analyzing efficiency is low.In order to
The treatment effeciency for improving cloud data, discloses the conversion method of air-conditioning agreement in the prior art.For example, application No. is
201710103549.7 patent, disclose a kind of method for converting protocol, device and air-conditioning system.It is public using the similar above patent
The information of air-conditioning system can be converted into the Internet protocol data, be transferred to internet end, but not by the method for converting protocol opened
There is essence to solve the problems, such as that cloud data analyzing efficiency is low.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of associations in air-conditioning that data access efficiency is high access cloud
Discuss conversion method, protocol conversion system and air-conditioning system.
To achieve the goals above, the technical solution adopted by the present invention are as follows:
The method for converting protocol in air-conditioning access cloud, comprising:
Data encapsulation: cloud server obtains air-conditioning system data frame, carries out by air conditioning subsystem to data frame
Primary encapsulation, an encapsulation of data frame include the privately owned attribute of air-conditioning system and the published method for calling privately owned attribute；
An encapsulation of data is called, the privately owned attribute of air-conditioning is obtained.
As preferred: privately owned attribute includes outdoor unit parameter and/or indoor unit parameter, the method further includes:
Two are carried out to the privately owned attribute data of outdoor unit parameter and/or indoor unit parameter in the data frame after primary encapsulation
Secondary encapsulation, the method that secondary encapsulation data frame includes outdoor unit parameter attribute and/or indoor unit parameter attribute and calling attribute；
Secondary encapsulation data are called, the outdoor unit parameter and/or indoor unit parameter of air-conditioning are obtained
As preferred: air-conditioning system data frame uploads to cloud server after protocol conversion.
As preferred: air-conditioning system includes multiple air conditioning subsystems, and each air conditioning subsystem includes an at least outdoor unit
An at least indoor unit, the method further includes:
An encapsulation of data is called by air conditioning subsystem taking turn, and calls the secondary encapsulation number of the air conditioning subsystem by taking turn
According to；
After an air conditioning subsystem data call, call next air conditioning subsystem an encapsulation of data and its
Secondary encapsulation data.
As preferred: carrying out data encapsulation using JNI agreement, call primary encapsulation through JNI interface by JNI published method
Data and secondary encapsulation data.
Cloud protocol conversion system, comprising:
Data receipt unit: for obtaining the data frame of air-conditioning system upload；
Data packaging unit: for once being encapsulated to the air-conditioning data frame for uploading to cloud server；
Data call unit: for the data after calling a data packaging unit once to encapsulate.
As preferred: the system further comprises:
Secondary data encapsulation unit: for the air-conditioner outdoor unit parameter and/or indoor unit ginseng in air-conditioning system data frame
Number carries out secondary encapsulation, and the data call unit further calls the data after secondary data encapsulation unit secondary encapsulation.
As preferred: a data packaging unit carries out data encapsulation using JNI technology, and above-mentioned data call unit is matched
It is set to and an encapsulation of data is called by JNI interface.
As preferred: after above-mentioned secondary data encapsulation unit carries out data encapsulation using JNI technology, above-mentioned data call list
Member is configured as calling secondary encapsulation data by JNI interface.
A kind of air-conditioning system, including above-mentioned cloud protocol conversion system.
As preferred: air-conditioning system further comprises protocol converter, and the air-conditioning system data are uploaded to protocol conversion
Device, the data after protocol conversion are further uploaded to cloud server.Protocol conversion system is configured in cloud server.
Compared with prior art, the advantages and positive effects of the present invention are:
Protocol conversion mode provided by the invention, it is possible to provide the data communication efficiency of cloud air conditioner intelligent control system.With
For cloud server configuration based on Java, the present invention protocol converter (slave computer) and cloud service webserver (on
Position machine) between, increase by one layer of (middle layer) protocol conversion, using JNI (Java Native Interface) technology, bottom
The complicated air-conditioning information that machine uploads, is converted into the general attribute of java language and method, to facilitate webserver to be solved
Analysis, later maintenance and upgrading only operate intermediate layer protocol, substantially increase communication efficiency and the maintenance in later period and
Upgrade cost.
Detailed description of the invention
Fig. 1 is air-conditioning protocol parameter package structure diagram；
Fig. 2 a is outdoor unit parameter protocol encapsulation schematic diagram；
Fig. 2 b is indoor unit parameter protocol encapsulation schematic diagram；
Fig. 3 is that cloud server calls encapsulation of data method flow diagram；
Fig. 4 is that air-conditioning accesses cloud network topological structure schematic diagram.
Wherein, 1- cloud server, 2- protocol converter, 3-0 air-conditioning system, 4-n air-conditioning system, 5- outdoor unit
Group, 6- indoor units.
Specific embodiment
Hereinafter, a specific embodiment of the invention is further described in conjunction with attached drawing.
The present invention provides a kind of method for converting protocol in air-conditioning access cloud, this method is suitable for cloud server to sky
The control of adjusting system, especially central air conditioner system.
The composition and data attribute of air-conditioning system access cloud system are introduced first.Air-conditioning accesses cloud network topological structure
It as shown in figure 4, including air conditioning subsystem and cloud server 1, and can further comprise protocol converter 2.Central air conditioner system
Multiple subsystems are generally included, the quantity of subsystem at most can be configured to depending on the concrete application scene of central air conditioner system
64.Each central air-conditioning subsystem is configured exclusive System Number, for example, 3, No. 1 air-conditioning system ... of No. 0 air-conditioning system
N air-conditioning system 4, each air conditioning subsystem include several groups 6 of outdoor unit 5 and interior, and outdoor several groups include an at least room
Outer machine, indoor units include an at least indoor unit, and indoor unit quantity is up to 64 indoor units.
And the configuration information of the above central air conditioner system is that can be showed by the data that air-conditioning system uploads.In
The whole frame data for entreating air-conditioning system to upload are a multibyte data, and each byte is a long numeric data, these data include
But it is not limited to the system number (corresponding air conditioning subsystem) of air-conditioning, the quantity of the corresponding outdoor unit of subsystem, the corresponding room of subsystem
Interior machine quantity, outdoor unit parameter and indoor unit parameter.Wherein, air-conditioner outdoor unit parameter further comprises outdoor unit address, sky
The property parameters such as operation mode, pressure at expulsion, the delivery temperature of tune；Indoor unit parameter further comprises address of indoor unit, expansion
The property parameters such as valve opening, return air temperature, liquid pipe temperature.With the data instance of a byte in air-conditioning protocol data frame, ginseng
It see the table below 1.
Table 1: air-conditioning protocol format
Table 1 is by taking the supplemental characteristic of an air conditioner indoor unit as an example, to illustrate the data format of air-conditioning system upload.Air conditioning chamber
Interior machine supplemental characteristic is 8 data, each all represents different information.Such as: Bit0 represents the fortune of indoor unit
Turn state, Bit2-Bit6 represents the operation mode of indoor unit.It include n platform in the protocol data frame of one air conditioning subsystem
The supplemental characteristic and outdoor unit supplemental characteristic of air conditioner indoor unit, while further including the configuration data of the air conditioning subsystem, it is above
All data are all to indicate similar to the data format in table 1, and only the data meaning of each representative is different.
The cloud server 1 of cloud air-conditioning system, for controlling entire air-conditioning system.Cloud server 1 obtains
The data of air-conditioning system are equivalent to the host computer of intellectualizing system.Pass through network-bus between air-conditioning system and cloud server 1
Carry out data transmission, data can just be completed by needing to carry out data protocol conversion between air-conditioning proprietary protocol and cloud server 1
Identification.When traditional cloud server 1 carries out protocol analysis, need to identify each of nth byte, with 1 data instance of table,
Bit0 is operating condition, and Bit2-Bit6 is operation mode, and all information of air-conditioning are all to be transmitted with this format
, for the developer of cloud server, especially java developer, each for parsing each byte is cumbersome and multiple
Miscellaneous, development efficiency is low, and is unfavorable for upgrading and safeguard.
The method for converting protocol in air-conditioning access provided by the invention cloud, is configured in cloud server end 1, takes beyond the clouds
Business device 1 is configured with intermediate protocol conversion layer, for carrying out data processing to air-conditioning protocol data, to be converted to cloud server 1
The data that can be identified and handle.
Air-conditioning access cloud method for converting protocol specifically includes the following steps:
Data encapsulation: cloud server obtains air-conditioning system data frame, carries out one to data frame by air conditioning subsystem
Secondary encapsulation, an encapsulation of data frame include the privately owned attribute of air-conditioning system and the published method for calling privately owned attribute；
An encapsulation of data is called, the privately owned attribute of air-conditioning is obtained.
Air-conditioning system data frame is uploaded to protocol converter first, after protocol conversion, uploads to cloud server.With reference to
Fig. 1 is a data package structure diagram.After cloud server gets the whole frame data of air-conditioning system upload, by air-conditioning
Subsystem carries out a data encapsulation to data.For example, if including four air conditioning subsystems, respectively to each air-conditioning subsystem
The data of system are once encapsulated.Encapsulation of data frame includes the privately owned attribute of air-conditioning system and the disclosure for calling privately owned attribute
Method, wherein privately owned attribute includes the attribute of subsystem, is specifically included: system number, outdoor unit quantity, indoor unit quantity, outdoor
Machine parameter and indoor unit parameter.Cloud system is accessed for some air-conditioning, system number is set, for example, there are four empty
Sub-system can be respectively set as 0~No. 3 air conditioning subsystem；Air conditioning subsystem configuration is once set, outdoor unit therein
Quantity, indoor unit quantity are also to set, it is specific unlike the parameter of every outdoor unit and the parameter of every indoor unit.Its
In, published method is the call method of encapsulation of data, related to the configuration of the language of cloud server.For example, in the present embodiment, cloud
Holding server is that in data encapsulation process, the attribute of Java is converted data to by data bit manipulation based on Java
And method.
Since the outdoor unit quantity and indoor unit quantity of air conditioning subsystem are more, after a data encapsulation, further to one
The privately owned attribute data of outdoor unit parameter and/or indoor unit parameter in data frame after secondary encapsulation carries out secondary encapsulation, secondary
The method that encapsulation of data frame includes outdoor unit parameter attribute and/or indoor unit parameter attribute and calling attribute.It, will in the present embodiment
Secondary encapsulation is carried out to outdoor unit parameter and indoor unit parameter.In turn, cloud server may further call secondary encapsulation
Data obtain the outdoor unit parameter and indoor unit parameter of air-conditioning.
The schematic diagram of secondary data protocol encapsulation refers to Fig. 2.It can be with the privately owned attribute of outdoor unit parameter includes outdoor unit
Address, operational mode etc., the privately owned attribute of indoor unit parameter include interior machine address, return air temperature etc..
Above data encapsulation is completed by the way of taking turn.An encapsulation of data is called by air conditioning subsystem taking turn, and is pressed
The secondary encapsulation data of the air conditioning subsystem are called in taking turn；After an air conditioning subsystem data call, call next
An encapsulation of data and its secondary encapsulation data for air conditioning subsystem.That is, first carrying out the 0th air conditioning subsystem first
Data encapsulation, during being somebody's turn to do, taking turn encapsulates the privately owned attribute data of outdoor unit of the 0th air conditioning subsystem, and taking turn encapsulates
The privately owned attribute data of indoor unit of 0th air conditioning subsystem.After the data encapsulation of the 0th air conditioning subsystem, reprocessing
The air-conditioning protocol data of 1st air conditioning subsystem.
Since cloud server is the cloud server based on Java in the present embodiment, above-mentioned data encapsulation
JNI agreement is all made of with secondary data encapsulation and carries out data encapsulation, and primary encapsulation is called through JNI interface by JNI published method
Data and secondary encapsulation data.
Detailed process refers to Fig. 3.Cloud server is first when carrying out the calling of an encapsulation of data or secondary encapsulation data
JNI interface is first called, disclosed encapsulation of data call method is based on, obtains interface data.Cloud server will gradually call sky
The data of adjusting system, and be buffered in server system.
The present invention further provides a kind of cloud protocol conversion system, which is configured in cloud server
End, comprising:
Data receipt unit: for obtaining the data frame of air-conditioning system upload；
Data packaging unit: for once being encapsulated to the air-conditioning data frame for uploading to cloud server；Specifically
It is that a data encapsulation is carried out by air conditioning subsystem；
Secondary data encapsulation unit: for the air-conditioner outdoor unit parameter and/or indoor unit ginseng in air-conditioning system data frame
Number carries out secondary encapsulation；
Data call unit: for the data after calling a data packaging unit once to encapsulate.Data call unit into
Data of one step after secondary data encapsulation unit secondary encapsulation.
Data envelope and secondary data encapsulation are by air-conditioning data frame that wide area network transmission comes by redefining cloud service
The acceptable data format of device is packaged encapsulation, stores above data by air conditioning subsystem, cloud server can call directly packing
Data after encapsulation.
Wherein, cloud server is the server based on Java, and a data packaging unit carries out data using JNI technology
Encapsulation, above-mentioned data call unit are configured as calling an encapsulation of data by JNI interface.Meanwhile above-mentioned secondary data envelope
After unit is filled using the progress data encapsulation of JNI technology, above-mentioned data call unit is configured as calling secondary envelope by JNI interface
Fill data.The present invention further provides a kind of air-conditioning systems, including above-mentioned cloud protocol conversion system.The knot of air-conditioning system
Structure refers to Fig. 4.
Air-conditioning system includes air-conditioner set, protocol converter and cloud server, and wherein air-conditioner set includes multiple air-conditionings
Subsystem, each air conditioning subsystem include outdoor unit and multiple indoor units.Air-conditioner set agreement is the proprietary protocol based on HBS,
Each air conditioning subsystem data are uploaded to protocol converter, and air-conditioning protocol data is converted to network protocol in net by protocol converter
Upper transmission, cloud server are communicated with protocol converter, and the agreement after conversion is transferred to cloud service eventually by wide area network
Device.
Protocol conversion system is configured in cloud server, after cloud server gets data packet, JNI is called to provide
Interface, data packet is given to middle layer and carries out agreement two times transfer, middle layer parsed by network protocol, completes data
Primary encapsulation and secondary encapsulation redefine data structure packing.Cloud server is obtained by the attribute and method redefined
The information of air-conditioning.Cloud server end can store and check air-conditioning protocol data, can also be by above data is based on, to air-conditioning system
Assign control instruction.
Using the method for converting protocol and system in air-conditioning provided by the invention access cloud, cloud server can be improved and obtain
The efficiency for taking air-conditioning data is conducive to improve cloud to the intelligent management of air-conditioning system.
The above described is only a preferred embodiment of the present invention, being not that the invention has other forms of limitations, appoint
What those skilled in the art changed or be modified as possibly also with the technology contents of the disclosure above equivalent variations etc.
It imitates embodiment and is applied to other fields, but without departing from the technical solutions of the present invention, according to the technical essence of the invention
Any simple modification, equivalent variations and remodeling to the above embodiments, still fall within the protection scope of technical solution of the present invention.
Claims (10)
1. the method for converting protocol in air-conditioning system access cloud characterized by comprising
Data encapsulation: cloud server obtains air-conditioning system data frame, primary to carrying out to data frame by air conditioning subsystem
Encapsulation, an encapsulation of data frame include the privately owned attribute of air-conditioning system and the published method for calling privately owned attribute；
An encapsulation of data is called, the privately owned attribute of air-conditioning is obtained.
2. the method according to claim 1, wherein the privately owned attribute includes outdoor unit parameter and/or interior
Machine parameter, the method further includes:
Secondary envelope is carried out to the privately owned attribute data of outdoor unit parameter and/or indoor unit parameter in the data frame after primary encapsulation
Dress, the method that secondary encapsulation data frame includes outdoor unit parameter attribute and/or indoor unit parameter attribute and calling attribute；
Secondary encapsulation data are called, the outdoor unit parameter and/or indoor unit parameter of air-conditioning are obtained.
3. according to the method described in claim 2, it is characterized in that, further comprising: the air-conditioning system includes multiple air-conditionings
Subsystem, each air conditioning subsystem include an at least outdoor unit and an at least indoor unit, the method further includes:
An encapsulation of data is called by air conditioning subsystem taking turn, and calls the secondary encapsulation data of the air conditioning subsystem by taking turn；
After an air conditioning subsystem data call, an encapsulation of data of next air conditioning subsystem and its secondary is called
Encapsulation of data.
4. method according to claim 1 or 2 or 3, it is characterised in that: carry out data encapsulation using JNI technology, pass through
JNI published method calls an encapsulation of data and secondary encapsulation data through JNI interface.
5. cloud protocol conversion system characterized by comprising
Data receipt unit: for obtaining the data frame of air-conditioning system upload；
Data packaging unit: for once being encapsulated to the air-conditioning data frame for uploading to cloud server；
Data call unit: for the data after calling a data packaging unit once to encapsulate.
6. cloud protocol conversion system as claimed in claim 5, which is characterized in that the system further comprises:
Secondary data encapsulation unit: for in air-conditioning system data frame air-conditioner outdoor unit parameter and/or indoor unit parameter into
Row secondary encapsulation, the data call unit further call the data after secondary data encapsulation unit secondary encapsulation.
7. cloud protocol conversion system as claimed in claim 5, which is characterized in that a data packaging unit uses
JNI technology carries out data encapsulation, and above-mentioned data call unit is configured as calling an encapsulation of data by JNI interface.
8. cloud protocol conversion system as claimed in claim 6, which is characterized in that the secondary data encapsulation unit uses
After JNI technology carries out data encapsulation, above-mentioned data call unit is configured as calling secondary encapsulation data by JNI interface.
9. a kind of air-conditioning system, which is characterized in that including cloud protocol conversion system described in claim 5-8.
10. air-conditioning system as claimed in claim 9, which is characterized in that the protocol conversion system is configured in cloud service
Device.
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| CN109373524B (en) | 2020-11-24 |
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