CN106603737A - Multi-split air conditioning system, multi-split air conditioning system internal unit address allocation method, and multi-split air conditioning system control method - Google Patents
Multi-split air conditioning system, multi-split air conditioning system internal unit address allocation method, and multi-split air conditioning system control method Download PDFInfo
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- CN106603737A CN106603737A CN201611029243.3A CN201611029243A CN106603737A CN 106603737 A CN106603737 A CN 106603737A CN 201611029243 A CN201611029243 A CN 201611029243A CN 106603737 A CN106603737 A CN 106603737A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
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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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
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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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5038—Address allocation for local use, e.g. in LAN or USB networks, or in a controller area network [CAN]
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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
Abstract
The invention discloses a multi-split air conditioning system, a multi-split air conditioning system internal unit address allocation method, and a multi-split air conditioning system control method. The multi-split air conditioning system comprises multi-split air conditioners, a communication module, and a cloud server. The multi-split air conditioning system internal unit address allocation method comprises steps that a total number of internal units is n, and an internal unit number i is allocated to each internal unit, and then whether the above mentioned n is greater than 16 is determined; when the n is not greater than 16, grouping identification is 0, and is stored in a preset identification byte, and the i-1th basic identification byte is allocated to represent the internal unit number i; when the n is greater than 16, the i/16 is calculated to acquire a remainder a and a quotient b; whether the a is 0 is determined; when the a is 0, the grouping identification is b-1, and is stored in the preset identification byte, and is used to represent the internal unit i together with the 15th basic identification byte; when the a is not 0, the grouping identification is the b, and is stored in the preset identification byte, and is used to represent the internal unit i together with the a-1th basic identification byte. The address identification bytes are allocated flexibly, and then each internal unit is provided with the unique internal unit number, and therefore the method is simple, and costs are low.
Description
Technical field
The invention belongs to multi-connected machine technology field, is to be related to a kind of multi-online air-conditioning system, interior machine address point specifically
Method of completing the square and control method.
Background technology
Multi-gang air-conditioner is made up of outer machine and interior machine, and generally a set of multi-gang air-conditioner includes machine in an outer machine and multiple stage,
User uses multi-gang air-conditioner by machine in control.
Multi-gang air-conditioner mounts wifi module in bus, by wifi module and wireless router data transfer, completes
User mobile phone terminal Radio Control Function.Wireless router access network, by air-conditioning system parameter cloud platform, Yong Hutong are uploaded to
Crossing the terminal devices such as mobile phone can monitor and control each interior machine in multi-online air-conditioning system by Server remote.Multi-connected machine
There is address flag in the communication instruction that air-conditioning is communicated with Cloud Server, different interior machines make a distinction according to address mark,
Different address marks represent different interior machines.
Address flag has some bytes, each byte 8bit（Position）, one interior machine number of per expression.But address label
Bit byte number is known limited, when interior machine quantity is more, it is impossible to realize that machine has machine number in unique in per platform.
The content of the invention
The invention provides machine address distribution method in a kind of multi-online air-conditioning system so that machine has unique in per platform
Interior machine number.
To solve above-mentioned technical problem, the present invention is achieved using following technical proposals：
A kind of machine address distribution method in multi-online air-conditioning system, the multi-online air-conditioning system includes multi-gang air-conditioner, communication
Module, Cloud Server, the multi-gang air-conditioner is communicated by communication module with Cloud Server, and communication instruction includes address label
Know position, address flag includes reserved identification byte and two basic identification bytes；Methods described includes：
Total number of units n of machine in obtaining, and distribute interior machine i, i=1,2,3,4 ... ..., n for each interior machine；
Whether total number of units n of machine is more than 16 in judging；
If it is not, then group character is 0, in being stored in reserved identification byte, distribute basic identification byte the i-th -1 represents interior machine
Number i；
If so, i/16 is then calculated, remainder a and business b is obtained；
Judge whether a is 0；
If so, then group character is b-1, in being stored in reserved identification byte, is represented together with the 15th of basic identification byte
Interior machine i；
If it is not, then group character is b, in being stored in reserved identification byte, represent interior together with the a-1 positions of basic identification byte
Machine i.
Further, the reserved identification byte is three bytes, and group character is stored in the low two of low byte.
Further, be stored with full control mark in the reserved identification byte, when full control mark is set to 1, and substantially
All positions of identification byte it is all 1 when, represent all interior machines.
Preferably, the full control mark is stored in reserved identification byte highest order.
A kind of multi-online air-conditioning system control method, methods described includes:
Communication module receives the communication instruction that Cloud Server sends；
Communication instruction is parsed, address flag is obtained；
Reserved identification byte is read, group character is obtained；Basic identification byte is read, wherein being put 1 position j；
Machine number=group character * 16+ (j+1) in calculating；
Communication instruction is sent to interior machine corresponding with interior machine number.
Further, methods described also includes：Reserved identification byte is read, full control mark is obtained；If full control is designated 1,
And basic identification byte all positions it is all 1 when, send communication instruction to machines in all.
A kind of multi-online air-conditioning system, including multi-gang air-conditioner, communication module, Cloud Server, the multi-gang air-conditioner leads to
Cross communication module to be communicated with Cloud Server, communication instruction includes address flag, address flag includes reserved identifier word
Section and two basic identification bytes；
The communication module includes：
Acquiring unit, for obtaining total number of units n of interior machine, and distributes interior machine i, i=1,2,3,4 ... ..., n for each interior machine；
Judging unit, for judging total number of units n of interior machine whether more than 16；If it is not, then group character is 0, reserved mark is stored in
In byte, distribute basic identification byte the i-th -1 represents interior machine i；If so, i/16 is then calculated, remainder a and business b is obtained；
Judge whether a is 0；If so, then group character is b-1, in being stored in reserved identification byte, the 15th with basic identification byte
Machine i in representing together；If it is not, then group character be b, the a-1 positions in being stored in reserved identification byte, with basic identification byte
Machine i in representing together;
The communication module also includes：
Receiving unit, for receiving the communication instruction of Cloud Server transmission；
Resolution unit, for parsing to communication instruction, obtains address flag；
Reading unit, for reading reserved identification byte, obtains group character；Basic identification byte is read, wherein being put 1
Position j；
Computing unit, for calculating interior machine number=group character * 16+ (j+1)；
Transmitting element, for communication instruction to be sent to interior machine corresponding with interior machine number.
Further, the reading unit, is additionally operable to read reserved identification byte, obtains full control mark；In full control mark
For 1, and basic identification byte all positions it is all 1 when, send communication instruction to machines in all.
Compared with prior art, advantages of the present invention and good effect are：The multi-online air-conditioning system of the present invention, interior machine ground
Location distribution method and control method, are grouped by internal machine, using reserved identification byte and basic identification byte representation
Interior machine number, greatly increases the address capability of interior machine, and leaves certain extending space, flexible configuration address flag, when
When machine quantity is more in follow-up, it is also possible to realize that machine has machine number in unique in per platform, method is simple, low cost；Avoid because
Interior machine quantity is more and the form of address flag is modified, it is ensured that the stability of communication, reduce exploitation and tie up
Shield cost.
After the specific embodiment of the present invention is read in conjunction with the accompanying, the other features and advantages of the invention will become more clear
Chu.
Description of the drawings
Fig. 1 is the flow process of one embodiment of machine address distribution method in multi-online air-conditioning system proposed by the invention
Figure；
Fig. 2 is the flow chart of one embodiment of multi-online air-conditioning system control method proposed by the invention；
Fig. 3 is the structured flowchart of multi-online air-conditioning system proposed by the invention.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below with reference to drawings and Examples,
The present invention is described in further detail.
The present embodiment proposes machine address distribution method in a kind of multi-online air-conditioning system, and multi-online air-conditioning system is mainly wrapped
Multi-gang air-conditioner, communication module, Cloud Server are included, shown in Figure 3, multi-gang air-conditioner is entered by communication module with Cloud Server
Row communication, includes address flag in communication instruction, address flag includes reserved identification byte and basic identification byte.
Machine address distribution method specifically includes following step in the multi-online air-conditioning system, shown in Figure 1.
Step S11：Total number of units n of machine in obtaining, and distribute interior machine i for each interior machine.
Interior machine i=1,2,3,4 ... ..., n.Such as interior machine number 1, interior machine number 2, interior machine number 3 ..., interior machine n.
Step S12：Whether total number of units n of machine is more than 16 in judging.
If it is not, then execution step S13；
If so, then execution step S14.
Step S13：Group character is 0, in being stored in reserved identification byte, distributes the i-th -1 table of basic identification byte
Show interior machine i.
Step S14：I/16 is calculated, remainder a and business b is obtained.
Step S15：Judge whether a is 0.
If so, then execution step S16.
If it is not, then execution step S17.
Step S16：Group character is b-1, in being stored in reserved identification byte, together with the 15th of basic identification byte
Machine i in representing.
Step S17：Group character is b, in being stored in reserved identification byte, together with the a-1 positions of basic identification byte
Machine i in representing.
For example, the frame format of communication instruction is as follows, and address flag includes 5 bytes, two basic identification bytes
For byte 1, byte 2, each byte has 8bit（Position）, totally 16；Reserved identification byte is three bytes：Byte 3, byte 4, word
Section 5, each byte has 8bit（Position）, totally 24.
Referring to shown in table 1 below, total number of units n of interior machine is 16, and group character is 0, and basic identification byte has 16, wherein the
Machine number 1 in 0 expression, machine number 2 in the 1st expression, the 2nd represents interior machine number 3 ..., the 15th represents interior machine number 16.The
I positions 1, illustrate to choose machine in i+1 number；16 are put 1 entirely, illustrate to choose machine in all.
That is, address flag has five bytes, each byte 8bit（Position）, first three byte reserve, latter two
Byte is used to identify interior machine number.The common 16bit of latter two byte, by low to high machine in No. 1-16 is represented successively, each table
Show an interior machine, it is possible to achieve team control.For example, machine in No. 1 and No. 3 is controlled simultaneously, at the 0th and the 2nd of byte 1 simultaneously
1 is put, control instruction is issued, the control to machine in No. 1 and No. 3 is completed；Want machine in control all, can be by byte 1 and byte 2
All wholes put 1.
Referring to shown in table 2 below, total number of units n of interior machine is 64.As i=32, a=0, b=2, group character is b-1=1, is existed pre-
Stay identification byte byte 3 it is low two（bit16、bit17）In, represent in No. 32 together with the 15th of basic identification byte
Machine.As i=33, a=1, b=2, group character is b=2, in there is the byte 3 of reserved identification byte, with basic identification byte
The（a-1）Position（0th）Machine in No. 32 is represented together.
Group character is stored in the low two of low byte.In general, using the low two of byte 3（Bit16, Bit17）
For group character, you can demand when machine quantity is larger in meeting.Bit16 represents address 16, Bit17 of increase and represents ground for 1 for 1
Location increases by 32, is indicated with 16 systems.
（1）00 00 00 FF FF, represent machine in No. 1-16（Group character is 0）；
（2）00 00 01 FF FF, represent machine in No. 17-32（Group character is 1）；
（3）00 00 02 FF FF, represent machine in No. 33-48（Group character is 2）；
（4）00 00 03 FF FF, represent machine in No. 49-64（Group character is 3）；
（5）80 00 00 FF FF, represent machine in No. 1-64.
Be stored with full control mark in reserved identification byte, when full control mark is set to 1, and all positions of basic identification byte
When all putting 1, all interior machines are represented, all interior machines can be controlled.
In order to further meet the demand of machine number extension in follow-up, full control mark is stored in reserved identification byte highest order.
For example, if wanting to realize the control to all interior machines, all wholes of byte 1 and byte 2 can be put 1, and will
Highest order bit39 of byte 5（Any one position of byte 4, byte 5 can also be selected）1 is put, then realizes the control to all interior machines
System；Bit18-Bit38, reserves, and can be used for the extension of subsequent address position.The highest order of reserved identification byte can be described as full control mark
Know, be set to 1, and all wholes of basic identification byte are put into 1, all interior machines are chosen in expression.
Machine address distribution method in the multi-online air-conditioning system of the present embodiment, is grouped by internal machine, using reserved
Machine number in identification byte and basic identification byte representation, greatly increases the address capability of interior machine, and leaves certain extension
Space, flexible configuration address flag, when machine quantity is more in follow-up, it is also possible to realize that machine has machine in unique in per platform
Number, method is simple, low cost；Avoid modifying the form of address flag because interior machine quantity is more, it is ensured that communication
Stability, reduce exploitation and maintenance cost.
Based on machine address distribution method in above-mentioned multi-online air-conditioning system, the present embodiment also proposed a kind of multi-gang air-conditioner
System control method, methods described specifically includes following step, shown in Figure 2.
Step S21：Cloud Server issues communication instruction.
Step S22：Communication module receives the communication instruction that Cloud Server sends.
Step S23：Communication instruction is parsed, address flag is obtained.
Address flag includes three reserved identification bytes and two basic identification bytes.
Step S24：Reserved identification byte is read, group character is obtained；Basic identification byte is read, wherein being put 1
Position j.
The span of j is 0～15, represents the 0th～the 15th of basic identification byte.
In general, group character is stored in the low two of the low byte of reserved identification byte.
Step S25：Machine number=group character * 16+ (j+1) in calculating.
For example, group character is 1, j=2, i.e. the 2nd position 1 of basic identification byte, then interior machine number is 16+3=19；Packet
The 0th position 1 of 2, j=0, i.e. basic identification byte is designated, then interior machine number is 2*16+1=33, referring to shown in above-mentioned two table.
Step S26：Communication instruction is sent to interior machine corresponding with interior machine number.
Communication instruction is handed down to into interior machine, the control of internal machine is realized.
In the present embodiment, the situation for needing machine in control all, therefore multi-online air-conditioning system controlling party also be there is
Method also includes：Reserved identification byte is read, full control mark is obtained；If full control is designated 1, and all positions of basic identification byte are complete
When portion is 1, represents and choose machines in all, send communication instruction to all interior machines, realize the control to all interior machines.
The multi-online air-conditioning system control method of the present embodiment, obtains accurate using reserved identification byte and basic identification byte
True interior machine number, and corresponding interior machine is controlled, it is real even if interior machine quantity is more, it is also possible to obtain machine number in unique
The now accurate control of internal machine, it is ensured that the stability of communication, reduces exploitation and maintenance cost.
Based on the design of machine address distribution method, multi-online air-conditioning system control method in above-mentioned multi-online air-conditioning system,
The present embodiment also proposed a kind of multi-online air-conditioning system, mainly including multi-gang air-conditioner, communication module, Cloud Server, referring to
Shown in Fig. 3, the multi-gang air-conditioner is communicated by communication module with Cloud Server, and communication instruction includes address flag,
Address flag includes reserved identification byte and two basic identification bytes.
The communication module mainly includes acquiring unit and judging unit, and acquiring unit is connected with judging unit.
Specifically：
Acquiring unit, for obtaining total number of units n of interior machine, and distributes interior machine i, i=1,2,3,4 ... ..., n for each interior machine.
Judging unit, for judging total number of units n of interior machine whether more than 16；If it is not, then group character is 0, it is stored in reserved
In identification byte, distribute basic identification byte the i-th -1 represents interior machine i；If so, then calculate i/16, obtain remainder a and
Business b；Judge whether a is 0；If so, then group character is b-1, in being stored in reserved identification byte, the with basic identification byte
15 represent together interior machine i；If it is not, then group character is b, and in being stored in reserved identification byte, the with basic identification byte
A-1 positions represent together interior machine i.
The communication module also includes receiving unit, resolution unit, reading unit, computing unit, transmitting element.
Specifically：
Receiving unit, for receiving the communication instruction of Cloud Server transmission.
Resolution unit, for parsing to communication instruction, obtains address flag.
Reading unit, for reading reserved identification byte, obtains group character；Basic identification byte is read, is obtained wherein
Put 1 position j；It is additionally operable to read reserved identification byte, obtains full control mark；1, and the institute of basic identification byte are designated in full control
Have position it is all 1 when, send communication instruction to machines in all.
Computing unit, for calculating interior machine number=group character * 16+ (j+1).
Transmitting element, for communication instruction to be sent to interior machine corresponding with interior machine number.
The course of work of specific multi-online air-conditioning system, the machine address distribution side in above-mentioned multi-online air-conditioning system
Describe in detail in method, multi-online air-conditioning system control method, herein it will not go into details.
The multi-online air-conditioning system of the present embodiment, is grouped by internal machine, using reserved identification byte and basic mark
Know machine number in byte representation, greatly increase the address capability of interior machine, and leave certain extending space, flexible configuration address
Flag, when machine quantity is more in follow-up, it is also possible to realize that machine has machine number in unique in per platform, method is simple, cost
It is low；Avoid modifying the form of address flag because interior machine quantity is more, it is ensured that the stability of communication, reduce out
Send out and maintenance cost；Meanwhile, multiple on-line system obtains machine number in accurately using reserved identification byte and basic identification byte,
And corresponding interior machine is controlled, even if interior machine quantity is more, it is also possible to obtain machine number in unique, realize the standard of internal machine
Really control.
Above example is only illustrating technical scheme, rather than is limited；Although with reference to aforementioned reality
Apply example to be described in detail the present invention, for the person of ordinary skill of the art, still can be to aforementioned enforcement
Technical scheme described in example is modified, or carries out equivalent to which part technical characteristic；And these are changed or replace
Change, do not make the spirit and scope of the essence disengaging claimed technical solution of the invention of appropriate technical solution.
Claims (8)
1. machine address distribution method in a kind of multi-online air-conditioning system, it is characterised in that：The multi-online air-conditioning system includes many
Gang air-conditioner, communication module, Cloud Server, the multi-gang air-conditioner is communicated by communication module with Cloud Server, communication
Instruction includes address flag, and address flag includes reserved identification byte and two basic identification bytes；Methods described includes：
Total number of units n of machine in obtaining, and distribute interior machine i, i=1,2,3,4 ... ..., n for each interior machine；
Whether total number of units n of machine is more than 16 in judging；
If it is not, then group character is 0, in being stored in reserved identification byte, distribute basic identification byte the i-th -1 represents interior machine
Number i；
If so, i/16 is then calculated, remainder a and business b is obtained；
Judge whether a is 0；
If so, then group character is b-1, in being stored in reserved identification byte, is represented together with the 15th of basic identification byte
Interior machine i；
If it is not, then group character is b, in being stored in reserved identification byte, represent interior together with the a-1 positions of basic identification byte
Machine i.
2. machine address distribution method in multi-online air-conditioning system according to claim 1, it is characterised in that：It is described reserved
Identification byte is three bytes, and group character is stored in the low two of low byte.
3. machine address distribution method in multi-online air-conditioning system according to claim 1, it is characterised in that：Described reserved
Be stored with full control mark in identification byte, when full control mark is set to 1, and basic identification byte all positions it is all 1 when, represent
All interior machines.
4. machine address distribution method in multi-online air-conditioning system according to claim 3, it is characterised in that：The full control mark
Knowledge is stored in reserved identification byte highest order.
5. a kind of multi-online air-conditioning system control method of the address distribution method based on described in claim 1, it is characterised in that：
Methods described includes:
Communication module receives the communication instruction that Cloud Server sends；
Communication instruction is parsed, address flag is obtained；
Reserved identification byte is read, group character is obtained；Basic identification byte is read, wherein being put 1 position j；
Machine number=group character * 16+ (j+1) in calculating；
Communication instruction is sent to interior machine corresponding with interior machine number.
6. multi-online air-conditioning system control method according to claim 5, it is characterised in that：Methods described also includes：
Reserved identification byte is read, full control mark is obtained；
If full control is designated 1, and basic identification byte all positions it is all 1 when, send communication instruction to machines in all.
7. a kind of multi-online air-conditioning system, it is characterised in that：It is described multi-joint including multi-gang air-conditioner, communication module, Cloud Server
Air conditioner is communicated by communication module with Cloud Server, and communication instruction includes address flag, and address flag includes pre-
Stay identification byte and two basic identification bytes；
The communication module includes：
Acquiring unit, for obtaining total number of units n of interior machine, and distributes interior machine i, i=1,2,3,4 ... ..., n for each interior machine；
Judging unit, for judging total number of units n of interior machine whether more than 16；
If it is not, then group character is 0, in being stored in reserved identification byte, distribute basic identification byte the i-th -1 represents interior machine
Number i；
If so, i/16 is then calculated, remainder a and business b is obtained；
Judge whether a is 0；
If so, then group character is b-1, in being stored in reserved identification byte, is represented together with the 15th of basic identification byte
Interior machine i；
If it is not, then group character is b, in being stored in reserved identification byte, represent interior together with the a-1 positions of basic identification byte
Machine i;
The communication module also includes：
Receiving unit, for receiving the communication instruction of Cloud Server transmission；
Resolution unit, for parsing to communication instruction, obtains address flag；
Reading unit, for reading reserved identification byte, obtains group character；Basic identification byte is read, wherein being put 1
Position j；
Computing unit, for calculating interior machine number=group character * 16+ (j+1)；
Transmitting element, for communication instruction to be sent to interior machine corresponding with interior machine number.
8. multi-online air-conditioning system according to claim 7, it is characterised in that：
The reading unit, is additionally operable to read reserved identification byte, obtains full control mark；1, and basic identification are designated in full control
All positions of byte it is all 1 when, send communication instruction to machines in all.
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| CN108195030A (en) * | 2017-12-04 | 2018-06-22 | 广东美的暖通设备有限公司 | A kind of address distribution method of air conditioner, system and switching device |
| CN109682029A (en) * | 2019-01-23 | 2019-04-26 | 四川虹美智能科技有限公司 | A kind of fan coil control system and method |
| CN111023262A (en) * | 2019-12-19 | 2020-04-17 | 青岛海信日立空调系统有限公司 | Modbus protocol conversion device and multi-online centralized control system |
| CN115514610A (en) * | 2022-09-20 | 2022-12-23 | 四川虹美智能科技有限公司 | MQTT-based method for constructing multi-split Internet of things |
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