CN112283886B - Control method and device of multi-connected air conditioning unit and multi-connected air conditioning unit - Google Patents
Control method and device of multi-connected air conditioning unit and multi-connected air conditioning unit Download PDFInfo
- Publication number
- CN112283886B CN112283886B CN202011093008.9A CN202011093008A CN112283886B CN 112283886 B CN112283886 B CN 112283886B CN 202011093008 A CN202011093008 A CN 202011093008A CN 112283886 B CN112283886 B CN 112283886B
- Authority
- CN
- China
- Prior art keywords
- controlled machines
- air conditioning
- conditioning unit
- control
- online
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
-
- 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
-
- 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
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The embodiment of the invention provides a control method and a device of a multi-connected air conditioning unit and the multi-connected air conditioning unit, and relates to the field of communication, wherein the multi-connected air conditioning unit comprises a main control machine and a plurality of controlled machines, the main control machine and the controlled machines are in communication connection through a communication network, and the method comprises the following steps: determining a plurality of controlled machines on line by electrifying the multi-split air conditioning unit; sending control instructions in a preset format to the online controlled machines, wherein the online controlled machines are used for executing corresponding operations according to the control instructions in the preset format; and sending roll calling frames to the online controlled machines to roll calling for the online controlled machines. According to the embodiment of the invention, the technical problem of low communication efficiency of the multi-connected air conditioning unit in the related technology is solved.
Description
Technical Field
The application relates to the field of communication, in particular to a control method and device of a multi-connected air conditioning unit and the multi-connected air conditioning unit.
Background
At present, 485 communication between all the versions of air conditioning equipment basically adopts an upper computer and a lower computer in a one-by-one mode, and the defects of data disorder and the like caused by the fact that all the equipment simultaneously sends data can be effectively avoided through the mode. However, when the number of the related sections in the communication network is large, the number of data to be called and sent is also increased, one round of communication is performed, the required time is long, the data of each section of the unit is not updated timely, the real-time performance of the unit is poor, and the user experience is poor.
In view of the above technical problems in the related art, no effective solution has been proposed at present.
Disclosure of Invention
In view of the above problems, the present invention is proposed to provide a control method and apparatus for a multi-connected air conditioning unit, and a multi-connected air conditioning unit, which overcome or at least partially solve the above problems. The technical scheme is as follows:
in a first aspect, the present invention provides a method for controlling a multi-split air conditioning unit, where the multi-split air conditioning unit includes a main control machine and a plurality of controlled machines, and the main control machine and the controlled machines are connected through a communication network, and the method includes:
determining a plurality of controlled machines on line by electrifying the multi-split air conditioning unit;
sending control instructions in a preset format to the online controlled machines, wherein the online controlled machines are used for executing corresponding operations according to the control instructions in the preset format;
and sending roll calling frames to the online controlled machines to roll calling for the online controlled machines.
In a possible implementation manner, the sending a control instruction in a preset format to the online controlled machines includes:
judging whether the control instruction changes or not;
if the control instruction is not changed, sending the control instruction to the online controlled machines according to a preset period; or if the control instruction changes, sending the changed control instruction to the online controlled machines.
In another possible implementation manner, sending a roll call frame to the plurality of controlled machines on line to roll call the plurality of controlled machines on line includes:
sending the roll call frame to a plurality of online controlled machines;
receiving reply frames fed back by the online controlled machines, wherein the roll call frames correspond to the reply frames one to one;
and inquiring the working state of the online controlled machine based on the reply frame.
In a second aspect, the present invention provides another method for controlling a multi-split air conditioning unit, where the multi-split air conditioning unit includes a main control machine and a plurality of controlled machines, and the main control machine and the controlled machines are connected through a communication network, and the method includes:
determining a plurality of controlled machines on line by electrifying the multi-split air conditioning unit;
receiving a control instruction with a preset format sent by the main control computer;
and receiving the roll call frame sent by the main control computer.
In a possible implementation manner, the receiving of the control instruction in the preset format sent by the master controller includes:
if the control instruction is not changed, receiving the control instruction according to a preset period; or the like, or, alternatively,
and if the control instruction changes, receiving the changed control instruction.
In another possible implementation manner, after receiving a control instruction in a preset format sent by the master controller, the method further includes:
analyzing the control instruction;
and executing corresponding operation based on the analyzed control instruction.
In another possible implementation manner, after receiving the roll call frame sent by the master controller, the method further includes:
and sending a reply frame to the master control machine according to the roll call frame, wherein the reply frame corresponds to the roll call frame one to one.
In a third aspect, the present invention provides a control device for a multi-split air conditioning unit, where the multi-split air conditioning unit includes a main control machine and a plurality of controlled machines, and the main control machine and the controlled machines are connected through a communication network, and the device includes:
the determining module is used for determining a plurality of online controlled machines by electrifying the multi-split air conditioning unit;
the first sending module is used for sending control instructions in a preset format to the online controlled machines, wherein the online controlled machines are used for executing corresponding operations according to the control instructions in the preset format;
and the second sending module is used for sending roll call frames to the online controlled machines so as to roll calls for the online controlled machines.
In one possible implementation, the first sending module includes:
the judging unit is used for judging whether the control instruction changes or not;
the first sending unit is used for sending the control instruction to the online controlled machines according to a preset period if the control instruction is not changed; or if the control instruction changes, sending the changed control instruction to the online controlled machines.
In another possible implementation manner, the second sending module includes:
a second sending unit, configured to send the roll call frame to the online controlled devices;
the receiving unit is used for receiving reply frames fed back by the online controlled machines, wherein the roll call frames correspond to the reply frames one to one;
and the query unit is used for querying the working state of the online controlled machine based on the reply frame.
In a fourth aspect, the present invention provides another control apparatus for a multi-split air conditioning unit, where the multi-split air conditioning unit includes a main control machine and a plurality of controlled machines, and the main control machine and the controlled machines are connected through a communication network, and the apparatus includes:
the determining module is used for determining a plurality of online controlled machines by electrifying the multi-split air conditioning unit;
the first receiving module is used for receiving a control instruction with a preset format sent by the main control computer;
and the second receiving module is used for receiving the roll call frame sent by the main control computer.
In one possible implementation manner, the first receiving module is configured to:
if the control instruction is not changed, receiving the control instruction according to a preset period; or the like, or, alternatively,
and if the control instruction changes, receiving the changed control instruction.
In another possible implementation manner, the apparatus further includes:
the analysis module is used for analyzing the control instruction in a preset format after receiving the control instruction in the preset format sent by the main control computer;
and the execution module is used for executing corresponding operation based on the analyzed control instruction.
In another possible implementation manner, the apparatus further includes:
and the sending module is used for sending a reply frame to the main control computer according to the roll call frame after receiving the roll call frame sent by the main control computer, wherein the reply frame is in one-to-one correspondence with the roll call frame.
In a fifth aspect, a multi-connected air conditioning unit is provided, which comprises the control device of the multi-connected air conditioning unit of the present invention.
In a sixth aspect, a computer-readable storage medium is provided, which stores a computer program, wherein the computer program is configured to execute the control method of the multi-connected air conditioning unit when running.
By means of the technical scheme, the control method of the multi-connected air conditioning unit provided by the embodiment of the invention has the advantages that the main control machine and the plurality of online controlled machines carry out information interaction by electrifying the multi-connected air conditioning unit to determine the plurality of online controlled machines, and the information interaction is not carried out with the controlled machines which are not online at this time; the online controlled machines are controlled in a grouping mode according to the control instructions with the agreed format, data do not need to be replied to the main control machine, and then roll calling is conducted on the online controlled machines based on the roll calling frame so as to inquire the working states of the online controlled machines, and the technical problem that the communication efficiency of the multi-connected air conditioning unit in the related technology is low is solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings used in the description of the embodiments of the present application will be briefly described below.
Fig. 1 is a block diagram of a hardware structure in which a control method of a multi-connected air conditioning unit according to an embodiment of the present invention is applied to a mobile terminal;
fig. 2 is a system frame diagram of a multi-connected air conditioning unit according to the present invention;
fig. 3 is a flowchart of a control method of a multi-connected air conditioning unit according to an embodiment of the present application;
fig. 4 is a flowchart of another control method of a multi-connected air conditioning unit according to an embodiment of the present application;
fig. 5 is a flow chart of querying an online lower computer device according to an embodiment of the present application;
FIG. 6 is a flow chart of communication data interaction processing according to an embodiment of the present application;
fig. 7 is a block diagram illustrating a control apparatus of a multi-connected air conditioning unit according to an embodiment of the present application;
fig. 8 is a block diagram illustrating a configuration of another control apparatus of a multi-connected air conditioning unit according to an embodiment of the present application.
Detailed Description
Exemplary embodiments of the present application will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present application are shown in the drawings, it should be understood that the present application may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that such uses are interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the term "include" and its variants are to be read as open-ended terms meaning "including, but not limited to".
In order to solve the technical problems in the related art, in the present embodiment, a control method for a multi-connected air conditioning unit is provided. The following describes the technical solutions of the present application and how to solve the above technical problems with specific embodiments. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments. Embodiments of the present application will be described below with reference to the accompanying drawings.
Example 1
The method provided by the first embodiment of the present application may be executed in a mobile terminal, a computer terminal, or a similar computing device. Taking an operation on a mobile terminal as an example, fig. 1 is a hardware structure block diagram of a mobile terminal to which a control method of a multi-connected air conditioning unit according to an embodiment of the present invention is applied. As shown in fig. 1, the mobile terminal may include one or more (only one shown in fig. 1) processors 102 (the processor 102 may include, but is not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA) and a memory 104 for storing data, and optionally may also include a transmission device 106 for communication functions and an input-output device 108. It will be understood by those skilled in the art that the structure shown in fig. 1 is only an illustration, and does not limit the structure of the mobile terminal. For example, the mobile terminal may also include more or fewer components than shown in FIG. 1, or have a different configuration than shown in FIG. 1.
The memory 104 may be used to store a computer program, for example, a software program and a module of an application software, such as a computer program corresponding to a control method of a multi-connected air conditioning unit in an embodiment of the present invention, and the processor 102 executes various functional applications and data processing by running the computer program stored in the memory 104, that is, implements the method described above. The memory 104 may include high speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some examples, the memory 104 may further include memory located remotely from the processor 102, which may be connected to the mobile terminal over a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The transmission device 106 is used for receiving or transmitting data via a network. Specific examples of the network described above may include a wireless network provided by a communication provider of the mobile terminal. In one example, the transmission device 106 includes a Network adapter (NIC), which can be connected to other Network devices through a base station so as to communicate with the internet. In one example, the transmission device 106 may be a Radio Frequency (RF) module, which is used for communicating with the internet in a wireless manner.
The embodiment of the invention provides a control method of a multi-connected air conditioning unit, the multi-connected air conditioning unit is shown in fig. 2, and fig. 2 is a system framework diagram of the multi-connected air conditioning unit provided by the invention. Fig. 3 is a flowchart of a control method of a multi-connected air conditioning unit according to an embodiment of the present application, and as shown in fig. 3, the flowchart includes the following steps:
step S302, a plurality of online controlled machines are determined by electrifying the multi-split air conditioning unit;
step S304, sending control instructions in a preset format to a plurality of online controlled machines, wherein the plurality of online controlled machines are used for executing corresponding operations according to the control instructions in the preset format;
in this embodiment, the control command includes at least one of: the system comprises a plurality of startup and shutdown instructions of a controlled machine, a plurality of mode commands of a controlled machine operation mode, and a plurality of configuration instructions of operation parameters of the controlled machine; through the embodiment, the controlled host can execute a series of operations such as startup and shutdown, running modes, parameter configuration and the like according to the received control instruction.
Step S306, sending roll call frame to a plurality of online controlled machines to roll call for the plurality of online controlled machines.
An embodiment of the present invention provides another control method for a multi-connected air conditioning unit, where the multi-connected air conditioning unit includes a main control machine and a plurality of controlled machines, the main control machine and the plurality of controlled machines are in communication connection through a communication network, and fig. 4 is a flowchart of another control method for a multi-connected air conditioning unit according to an embodiment of the present application, and as shown in fig. 4, the flowchart includes the following steps:
step S402, determining a plurality of online controlled machines by electrifying the multi-split air conditioning unit;
step S404, receiving a control instruction with a preset format sent by a main control computer;
in this embodiment, the control command includes at least one of: the system comprises a plurality of startup and shutdown instructions of a controlled machine, a plurality of mode commands of a controlled machine operation mode, and a plurality of configuration instructions of operation parameters of the controlled machine; the controlled host computer executes a series of operations such as startup and shutdown, operation mode, parameter configuration and the like according to the received control instruction.
And step S406, receiving the roll call frame sent by the master control machine.
According to the control method of the multi-connected air conditioning unit, the main control machine and the plurality of on-line controlled machines are subjected to information interaction through electrifying the multi-connected air conditioning unit to determine the plurality of on-line controlled machines, and the information interaction with the off-line controlled machines is not performed at this time; the online controlled machines are controlled in a grouping mode according to the control instructions with the agreed format, data do not need to be replied to the main control machine, and then roll calling is conducted on the online controlled machines based on the roll calling frame so as to inquire the working states of the online controlled machines, and the technical problem that the communication efficiency of the multi-connected air conditioning unit in the related technology is low is solved.
The scheme provided by the invention is further explained below by combining a specific embodiment:
generally, all devices (i.e., the multi-connected air conditioning unit) communicate with each other periodically, and in a communication network of the multi-connected air conditioning unit, there is a display module, i.e., an upper computer (i.e., the main control computer), such as a manual operator/display panel/touch screen. Fig. 5 is a flowchart of querying online lower computer devices according to an embodiment of the present application, and referring to fig. 5, upon powering up a multi-connected air conditioning unit, the upper computer may roll over each lower computer device (i.e., the multiple controlled machines) all the time within Ts, and see which lower computer devices on the actual unit are online (i.e., the multiple online controlled machines), and record the same; in the subsequent communication process, the upper computer only interacts with the lower computer equipment inquired before, and the nonexistent equipment does not interact directly; and n comprises the number of indoor units (lower computers) in a communication network in the multi-connected air-conditioning unit within the time of electrifying Ts and an outdoor unit (lower computer).
Generally, an upper computer sends a control data frame and a read state data frame to each lower computer device individually, assuming that the total interaction time between the upper computer and any one device is 500ms, the total data interaction time for one communication round is n × 500ms, assuming that the value of n is 19, the time for one data interaction is 10s, and the time is too long, so that the real-time performance of the unit is poor.
In order to solve the above problem, fig. 6 is a flowchart of communication data interaction processing according to an embodiment of the present application, and referring to fig. 6, each lower computer is classified, and only one frame is sent as a control instruction, and the corresponding lower computer itself parses the control instruction from the upper computer and executes a corresponding operation without replying data; then, the upper computer calls the lower computer equipment in a mode of sending short frames (namely the roll call frames), and the lower computer replies corresponding data according to the content of the roll call frames.
Optionally, the lower computers are classified and grouped according to different types of lower computers, such as an inner computer and an outer computer; optionally, the internal unit or the external unit may be further divided according to other requirements.
Preferably, of course, when there is no change, the control instruction of the upper computer does not need to be sent every round, and the preset period can be properly prolonged, for example, several rounds are sent once; optionally, if there is a change, the changed control command is sent immediately. Handling the interactive words of communication like this, improved communication efficiency greatly, improved 50% at least, the next machine equipment node is more moreover, and the effect is more obvious, and the real-time of unit is higher, and user experience feels better.
Through the embodiment, the communication efficiency of the 485 communication data and the number of the communication bus devices are in negative correlation, and the communication efficiency of the 485 communication data is at least improved by 50%.
It should be noted that, in practical applications, all the possible embodiments described above may be combined in a combined manner at will to form possible embodiments of the present application, and details are not described here again.
Based on the same inventive concept, the embodiment of the present application further provides a control device of a multi-split air conditioning unit, where the multi-split air conditioning unit includes a main control machine and a plurality of controlled machines, and the main control machine and the controlled machines are in communication connection through a communication network.
Fig. 7 is a block diagram illustrating a control apparatus of a multi-connected air conditioning unit according to an embodiment of the present application, and as shown in fig. 7, the apparatus includes: the determining module 70 is used for determining a plurality of online controlled machines by electrifying the multi-split air conditioning unit; a first sending module 72, connected to the determining module 70, configured to send a control instruction in a preset format to a plurality of online controlled machines, where the plurality of online controlled machines are configured to execute corresponding operations according to the control instruction in the preset format; and a second sending module 74, connected to the first sending module 72, configured to send roll call frames to a plurality of controlled machines on line, so as to roll call the plurality of controlled machines on line.
In one possible implementation, the first sending module 72 includes: the judging unit is used for judging whether the control instruction changes or not; the first sending unit is used for sending the control instructions to the online controlled machines according to a preset period if the control instructions are not changed; or if the control instruction changes, the changed control instruction is sent to a plurality of online controlled machines.
In one possible implementation, the second sending module 74 includes: the second sending unit is used for sending roll call frames to a plurality of online controlled machines; the receiving unit is used for receiving response frames fed back by a plurality of online controlled machines, wherein the roll call frames correspond to the response frames one to one; and the query unit is used for querying the working state of the online controlled machine based on the reply frame.
Fig. 8 is a block diagram illustrating a configuration of another control apparatus of a multi-connected air conditioning unit according to an embodiment of the present application, and as shown in fig. 8, the apparatus includes: the determining module 80 is used for determining a plurality of online controlled machines by electrifying the multi-split air conditioning unit; a first receiving module 82, connected to the determining module 80, for receiving a control command in a preset format sent by the main control computer; the second receiving module 84 is connected to the first receiving module 82, and is configured to receive the roll call frame sent by the main controller.
In one possible implementation, the first receiving module 82 is configured to: if the control instruction is not changed, receiving the control instruction according to a preset period; or if the control instruction changes, receiving the changed control instruction.
In another possible implementation manner, the apparatus further includes: the analysis module is used for analyzing the control instruction after receiving the control instruction with the preset format sent by the main control computer; and the execution module is used for executing corresponding operation based on the analyzed control instruction.
In another possible implementation manner, the apparatus further includes: and the sending module is used for sending a reply frame to the main control computer according to the roll call frame after receiving the roll call frame sent by the main control computer, wherein the reply frame corresponds to the roll call frame one to one.
It should be noted that, the above modules may be implemented by software or hardware, and for the latter, the following may be implemented, but not limited to: the modules are all positioned in the same processor; alternatively, the modules are respectively located in different processors in any combination.
Based on the same inventive concept, embodiments of the present application further provide a computer-readable storage medium, in which a computer program is stored, where the computer program is configured to execute the control method of the multi-connected air conditioning unit according to any one of the above embodiments when the computer program runs.
It can be clearly understood by those skilled in the art that the specific working processes of the system, the apparatus, and the module described above may refer to the corresponding processes in the foregoing method embodiments, and for the sake of brevity, the detailed description is omitted here.
Those of ordinary skill in the art will understand that: the technical solution of the present application may be essentially or wholly or partially embodied in the form of a software product, where the computer software product is stored in a storage medium and includes program instructions for enabling an electronic device (e.g., a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present application when the program instructions are executed. And the aforementioned storage medium includes: various media capable of storing program codes, such as a U disk, a removable hard disk, a Read Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
Alternatively, all or part of the steps of implementing the foregoing method embodiments may be implemented by hardware (an electronic device such as a personal computer, a server, or a network device) associated with program instructions, which may be stored in a computer-readable storage medium, and when the program instructions are executed by a processor of the electronic device, the electronic device executes all or part of the steps of the method described in the embodiments of the present application.
The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments can be modified or some or all of the technical features can be equivalently replaced within the spirit and principle of the present application; such modifications or substitutions do not depart from the scope of the present application.
Claims (9)
1. A control method of a multi-split air conditioning unit is characterized in that the multi-split air conditioning unit comprises a main control machine and a plurality of controlled machines, the main control machine and the controlled machines are in communication connection through a communication network, and the method comprises the following steps:
determining a plurality of controlled machines on line by electrifying the multi-split air conditioning unit;
grouping the online controlled machines;
sending control instructions in a preset format to the online controlled machines, wherein the controlled machines receiving the same control instruction form a group and only send one data frame, and the online controlled machines are used for executing corresponding operations according to the control instructions in the preset format without replying data to the master control machine;
sending roll calling frames to the online controlled machines to roll calling for the online controlled machines; which comprises the following steps:
sending the roll call frame to a plurality of online controlled machines; receiving reply frames fed back by the online controlled machines, wherein the roll call frames correspond to the reply frames one to one; and inquiring the working state of the online controlled machine based on the reply frame.
2. The method of claim 1, wherein sending control commands in a preset format to the plurality of online controlled devices comprises:
judging whether the control instruction changes or not;
if the control instruction is not changed, sending the control instruction to the online controlled machines according to a preset period; or if the control instruction changes, sending the changed control instruction to the online controlled machines.
3. A control method of a multi-split air conditioning unit is characterized in that the multi-split air conditioning unit comprises a main control machine and a plurality of controlled machines, the main control machine and the controlled machines are in communication connection through a communication network, and the method comprises the following steps:
determining a plurality of controlled machines on line by electrifying the multi-split air conditioning unit;
receiving a control instruction in a preset format sent by the main control computer, and executing corresponding operation according to the control instruction in the preset format without replying data to the main control computer; the main control machine is used for carrying out grouping control on the online controlled machines, and the controlled machines receiving the same control instruction form a group;
receiving a roll call frame sent by the master controller, and then, the method further comprises: and sending a reply frame to the master control machine according to the roll call frame, wherein the reply frame corresponds to the roll call frame one to one.
4. The method of claim 3, wherein receiving the control command in the preset format sent by the master controller comprises:
if the control instruction is not changed, receiving the control instruction according to a preset period; or the like, or, alternatively,
and if the control instruction changes, receiving the changed control instruction.
5. The method according to claim 3 or 4, characterized in that after receiving the control command of preset format sent by the master controller, the method further comprises:
analyzing the control instruction;
and executing corresponding operation based on the analyzed control instruction.
6. A control apparatus for a multi-split air conditioning unit, the control apparatus being configured to perform the method as recited in any one of claims 1 to 2, the multi-split air conditioning unit comprising a master controller and a plurality of controlled machines, the master controller and the plurality of controlled machines being communicatively connected via a communication network, the apparatus comprising:
the determining module is used for determining a plurality of online controlled machines by electrifying the multi-split air conditioning unit;
the first sending module is used for sending control instructions in a preset format to the online controlled machines, wherein the online controlled machines are used for executing corresponding operations according to the control instructions in the preset format;
and the second sending module is used for sending roll call frames to the online controlled machines so as to roll calls for the online controlled machines.
7. A control apparatus for a multi-split air conditioning unit, the control apparatus being configured to perform the method as recited in any one of claims 3 to 5, the multi-split air conditioning unit comprising a master controller and a plurality of controlled machines, the master controller and the plurality of controlled machines being communicatively connected via a communication network, the apparatus comprising:
the determining module is used for determining a plurality of online controlled machines by electrifying the multi-split air conditioning unit;
the first receiving module is used for receiving a control instruction with a preset format sent by the main control computer;
and the second receiving module is used for receiving the roll call frame sent by the main control computer.
8. A multi-connected air conditioning unit, characterized in that it comprises a control device of the multi-connected air conditioning unit as claimed in claim 6 or 7.
9. A computer-readable storage medium, in which a computer program is stored, wherein the computer program is configured to execute the method for controlling a multi-connected air conditioning unit according to any one of claims 1 to 2, or the method for controlling a multi-connected air conditioning unit according to any one of claims 3 to 5 when the computer program is executed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011093008.9A CN112283886B (en) | 2020-10-13 | 2020-10-13 | Control method and device of multi-connected air conditioning unit and multi-connected air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011093008.9A CN112283886B (en) | 2020-10-13 | 2020-10-13 | Control method and device of multi-connected air conditioning unit and multi-connected air conditioning unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112283886A CN112283886A (en) | 2021-01-29 |
| CN112283886B true CN112283886B (en) | 2022-01-28 |
Family
ID=74496180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011093008.9A Active CN112283886B (en) | 2020-10-13 | 2020-10-13 | Control method and device of multi-connected air conditioning unit and multi-connected air conditioning unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112283886B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101564913B1 (en) * | 2008-09-17 | 2015-11-03 | 삼성전자 주식회사 | Communication method for air conditioner |
| CN103036754B (en) * | 2012-11-22 | 2015-11-04 | 青岛海尔空调电子有限公司 | A kind of multi-gang air-conditioner communication system and communication means |
| CN104728988B (en) * | 2013-12-18 | 2017-08-01 | 珠海格力电器股份有限公司 | Air conditioner and air-conditioning internal-external machine communication means, device, equipment |
| KR101667724B1 (en) * | 2014-04-11 | 2016-10-19 | 엘지전자 주식회사 | Remote maintenance server, total maintenance system including the remote maintenance server and method thereof |
| CN105588264B (en) * | 2015-04-28 | 2019-04-16 | 海信（山东）空调有限公司 | A kind of air-conditioner control system and method |
| CN105783194B (en) * | 2016-04-14 | 2018-12-18 | 广东美的暖通设备有限公司 | Multi-online air-conditioning system and its communication means |
| KR101970666B1 (en) * | 2016-06-20 | 2019-04-22 | 엘지전자 주식회사 | Air conditioner and communication method of thereof |
| CN106453019A (en) * | 2016-09-12 | 2017-02-22 | 青岛海尔空调电子有限公司 | Communication method of multiple online internal and external machines |
| CN108931035B (en) * | 2018-07-30 | 2019-08-09 | 宁波奥克斯电气股份有限公司 | A kind of control method and device of air-conditioning real-time communication |
-
2020
- 2020-10-13 CN CN202011093008.9A patent/CN112283886B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112283886A (en) | 2021-01-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111611256B (en) | Equipment energy consumption monitoring method and device, terminal equipment and storage medium | |
| CN110262822B (en) | Multi-split system and upgrading method and device thereof | |
| CN105259806B (en) | Controller upgrade method and system and master controller and from controller | |
| CN108055170B (en) | Router-based packet capturing method and system | |
| CN105204463B (en) | A kind of marking machine system and its marking method based on Internet of Things | |
| CN110296501B (en) | Centralized management and control system and method for air conditioning system | |
| CN105387561A (en) | Air conditioner, fault treatment method, device and system of air conditioner and remote server | |
| CN111611254A (en) | Equipment energy consumption abnormity monitoring method and device, terminal equipment and storage medium | |
| CN105511325B (en) | Data handling system, method and device for unit | |
| CN114285695B (en) | Communication method, device, apparatus, system and storage medium | |
| CN112283886B (en) | Control method and device of multi-connected air conditioning unit and multi-connected air conditioning unit | |
| CN107453954A (en) | A kind of Networked E-Journals method, system and equipment | |
| CN111934956B (en) | Equipment configuration method and device, storage medium and electronic device | |
| CN113407469B (en) | Parameter configuration method and device, storage medium and electronic device | |
| CN102185727B (en) | System and method for writing serial numbers to product firmware in batches | |
| CN103081412B (en) | Programmable logic controller (PLC) | |
| CN107888426A (en) | A kind of configuration of network-termination device, device, batch processing equipment and storage medium | |
| CN111611255A (en) | Equipment energy consumption energy-saving management method and device, terminal equipment and storage medium | |
| CN115239227B (en) | Production station monitoring method and system | |
| CN116955232A (en) | Hardware identification method and device based on control system | |
| CN114817671A (en) | Log analysis method and system for air conditioner Internet of things | |
| CN109462638B (en) | Equipment state management method and system | |
| CN114061044A (en) | Air conditioning system and information processing method thereof, wire controller and user equipment | |
| CN107402854A (en) | Test information management method, apparatus, test case execution system and equipment | |
| CN115235040A (en) | Polarity judgment method of transceiver and multi-connected air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |