CN108508803B - Communication matching method and device for multi-split system - Google Patents
Communication matching method and device for multi-split system Download PDFInfo
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- CN108508803B CN108508803B CN201810333191.1A CN201810333191A CN108508803B CN 108508803 B CN108508803 B CN 108508803B CN 201810333191 A CN201810333191 A CN 201810333191A CN 108508803 B CN108508803 B CN 108508803B
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Abstract
The invention discloses a communication matching method and device for a multi-split system. The method comprises the following steps: an outer machine of the first multi-online system detects an inner machine in a current pipeline system to obtain an inner machine set to be verified; starting a first internal machine in the internal machine set to be verified and running for a first preset time; judging whether the first inner machine belongs to a first multi-split system or not according to the difference value between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine; and if the first internal machine belongs to the first multi-online system, determining that the external machine of the first multi-online system is matched with the first internal machine. According to the invention, the effect of improving the matching accuracy of the multi-split system pipeline and the communication network is achieved.
Description
Technical Field
The invention relates to the field of multi-online systems, in particular to a communication matching method and device for a multi-online system.
Background
Thin copper wires are usually used for connection between the multi-connected internal machine and the external machine and between the internal machines, for example, a twisted copper core wire with a common sheath has the defects of complex installation, insect and mouse bite and breakage resistance of the wire and the like. In order to simplify the installation, reduce the workload of engineering installation and ensure the safety and reliability in the use process, the multi-split air conditioner can also adopt a power line carrier communication mode for control. One of the major characteristics of power line carrier communication is that there is no communication line in the conventional sense, and power lines are used for communication.
By using power line carrier communication, a multi-split system communication network needs to be matched with a pipeline system, and if the multi-split system communication network is not matched with the pipeline system, the system cannot be normally controlled.
Secondly, if a plurality of sets of multi-split systems use power line carrier communication, the same test mode is used, and the condition that the system pipeline is wrongly matched with the communication network occurs. For example, system a: the system comprises an external machine A, an internal machine A1, an internal machine A2 and an internal machine A3, and a system B: the system comprises an outdoor unit B, an indoor unit B1, an indoor unit B2 and an indoor unit B3. When the A system is matched with a pipeline system in a communication network, the A outdoor unit searches for paired A1, A2, A3, B1, B2 and B3 indoor units. The B1, B2 and B3 indoor units do not belong to the A system and belong to the mismatching of a communication network and a pipeline system.
Aiming at the problem of wrong matching between a pipeline of a multi-split system and a communication network in the related technology, an effective solution is not provided at present.
Disclosure of Invention
The invention mainly aims to provide a communication matching method and device for a multi-split system, and aims to solve the problem of wrong matching between a pipeline of the multi-split system and a communication network.
In order to achieve the above object, according to an aspect of the present invention, there is provided a multi-split system communication matching method, including: an outer machine of the first multi-online system detects an inner machine in a current pipeline system to obtain an inner machine set to be verified; starting a first internal machine in the internal machine set to be verified and running for a first preset time; judging whether the first inner machine belongs to the first multi-split system or not according to the difference value between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine; and if the first internal machine belongs to the first multi-online system, determining that an external machine of the first multi-online system is matched with the first internal machine.
Further, judging whether the first inner machine belongs to the first multi-split system according to the difference between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine comprises: determining the operation mode of the first internal unit according to the ambient temperature detected by the external unit; detecting the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine; judging whether the temperature difference between the ambient temperature detected by the first internal machine and the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first internal machine is greater than or equal to a first preset difference; and determining that the first internal machine belongs to the first multi-online system under the condition that the first preset difference value is greater than or equal to the first preset difference value.
Further, judging whether the first inner machine belongs to the first multi-split system according to the difference between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine comprises: determining that the first internal machine operates in a first mode under the condition that the environment temperature detected by the external machine is greater than or equal to a first preset temperature; detecting the inlet pipe temperature of the heat exchanger of the first inner machine; judging whether the temperature difference between the pipe inlet temperature of the heat exchanger of the first inner machine and the ambient temperature detected by the first inner machine is larger than a second preset difference or not; determining that the first internal machine belongs to the first multi-online system when the first internal machine is larger than the second preset difference value, or determining that the first internal machine operates in a second mode when the environment temperature detected by the external machine is smaller than a first preset temperature; detecting the outlet pipe temperature of the heat exchanger of the first inner machine; judging whether the temperature difference between the outlet pipe temperature of the heat exchanger of the first inner machine and the ambient temperature detected by the first inner machine is greater than a second preset difference or not; and determining that the first indoor unit belongs to the first multi-split system under the condition that the difference value is larger than the second preset difference value.
Further, after determining that the external machine of the first multi-split system is matched with the first internal machine, the method further includes: marking the first inner machine; and traversing the unmarked internal machines in the internal machine set to be verified until all the internal machines belonging to the first multi-online system are determined.
Further, before determining whether the first internal machine belongs to the first multi-split system according to a difference between an inlet pipe temperature or an outlet pipe temperature of a heat exchanger of the first internal machine and an ambient temperature detected by the first internal machine, the method further includes: judging whether the first internal machine is marked or not; and if the first inner machine is not marked, starting the first inner machine and running for the first preset time.
Further, after determining all the internal machines belonging to the first multi-online system, the method further comprises: judging whether the number of all the internal machines belonging to the first multi-online system is consistent with the number of the internal machines of the pipeline system; and under the condition of inconsistency, re-determining the internal machines matched with the external machine of the first multi-online system in the internal machine set to be verified.
In order to achieve the above object, according to another aspect of the present invention, there is also provided a multi-split system communication matching apparatus, including: the detection unit is used for detecting an internal machine in the current pipeline system through an external machine of the first multi-online system to obtain an internal machine set to be verified; the starting unit is used for starting a first internal machine in the internal machine set to be verified and running for a first preset time; the judging unit is used for judging whether the first inner machine belongs to the first multi-split system or not according to the difference value between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine; and the determining unit is used for determining that the outer machine of the first multi-online system is matched with the first inner machine when the first inner machine belongs to the first multi-online system.
Further, the judging unit includes: the first determining module is used for determining the operation mode of the first internal unit according to the environment temperature detected by the external unit; the detection module is used for detecting the pipe inlet temperature or the pipe outlet temperature of the heat exchanger of the first internal machine; the judging module is used for judging whether the temperature difference value between the environment temperature detected by the first internal machine and the pipe inlet temperature or the pipe outlet temperature of the heat exchanger of the first internal machine is larger than or equal to a first preset difference value or not; and the second determining module is used for determining that the first internal machine belongs to the first multi-split system under the condition that the first preset difference value is greater than or equal to the first preset difference value.
In order to achieve the above object, according to another aspect of the present invention, there is also provided a storage medium including a stored program, wherein when the program runs, a device in which the storage medium is located is controlled to execute the communication matching method of a multi-split system according to the present invention.
In order to achieve the above object, according to another aspect of the present invention, there is also provided a processor configured to execute a program, where the program executes the method for matching communication in a multi-split system according to the present invention.
The method comprises the steps that an external machine of a first multi-online system detects an internal machine in a current pipeline system to obtain an internal machine set to be verified; starting a first internal machine in the internal machine set to be verified and running for a first preset time; judging whether the first inner machine belongs to a first multi-split system or not according to the difference value between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine; if the first internal machine belongs to the first multi-online system, the external machine of the first multi-online system is determined to be matched with the first internal machine, the problem that the pipeline of the multi-online system is wrongly matched with the communication network is solved, and the effect of improving the matching accuracy of the pipeline of the multi-online system and the communication network is achieved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a flowchart of a communication matching method of a multi-split system according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a multi-split system according to an embodiment of the present invention;
fig. 3 is a schematic view of an internal machine according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a communication matching apparatus of a multi-split system according to an embodiment of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
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 should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The embodiment of the invention provides a communication matching method of a multi-split system.
Fig. 1 is a flowchart of a communication matching method of a multi-split system according to an embodiment of the present invention, as shown in fig. 1, the method includes the following steps:
step S102: an outer machine of the first multi-online system detects an inner machine in a current pipeline system to obtain an inner machine set to be verified;
step S104: starting a first internal machine in the internal machine set to be verified and running for a first preset time;
step S106: judging whether the first inner machine belongs to a first multi-split system or not according to the difference value between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine;
step S108: and if the first internal machine belongs to the first multi-online system, determining that the external machine of the first multi-online system is matched with the first internal machine.
The embodiment adopts the method that an external machine of a first multi-online system is used for detecting an internal machine in a current pipeline system to obtain an internal machine set to be verified; starting a first internal machine in the internal machine set to be verified and running for a first preset time; judging whether the first inner machine belongs to a first multi-split system or not according to the difference value between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine; if the first internal machine belongs to the first multi-online system, the external machine of the first multi-online system is determined to be matched with the first internal machine, so that the problem of wrong matching of the pipeline of the multi-online system and the communication network is solved, and the effect of improving the matching accuracy of the pipeline of the multi-online system and the communication network is achieved.
In the embodiment of the present invention, the multi-split system may be an air-conditioning multi-split system, and the multi-split system may be a system having an external unit and a plurality of internal units, for example, the a-split system has an external unit a, an internal unit a1, an internal unit a2, and an internal unit A3, and the B-split system has an external unit B, an internal unit B1, an internal unit B2, and an internal unit B3, and the internal unit and the external unit in each system may perform communication network matching with the pipeline system.
The outer machine of the first multi-online system can detect all inner machines in the current pipeline system, all the inner machines can belong to the first multi-online system, some of the inner machines belong to the second multi-online system, the outer machine of the first multi-online system detects the inner machines, all the inner machines which can be detected are taken as an inner machine set to be verified, then the inner machines in the set are verified, the verification process can be independently carried out for each inner machine, one of the inner machines is started and operated for a certain time, then the temperature of an inner pipe or an outlet pipe of a heat exchanger is detected, whether the inner machine belongs to the first multi-online system or not is judged according to the temperature difference between the temperature of the inner pipe or the temperature of the outlet pipe and the ambient temperature, if the inner machine and the outer machine of the first multi-online system are one multi-online system, the inner pipe or, therefore, if the temperature difference is judged to reach a certain value, the internal machine and the external machine belong to a first multi-split system, and if the temperature difference is judged not to reach the certain value, the internal machine and the external machine do not belong to the multi-split system.
Optionally, determining whether the first indoor unit belongs to the first multi-split system according to a difference between an inlet pipe temperature or an outlet pipe temperature of the heat exchanger of the first indoor unit and an ambient temperature detected by the first indoor unit includes: determining the operation mode of the first internal machine according to the environment temperature detected by the external machine; detecting the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine; judging whether the temperature difference between the ambient temperature detected by the first internal machine and the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first internal machine is greater than or equal to a first preset difference; and under the condition that the difference value is larger than or equal to a first preset difference value, determining that the first internal machine belongs to the first multi-online system.
If the first inner machine belongs to the first multi-split air-conditioning system, after the first inner machine is started, no matter the first inner machine operates in a refrigerating mode or a heating mode or a dehumidifying mode, after the first inner machine operates for a short period of time, the inlet pipe temperature and the outlet pipe temperature of the heat exchanger of the first inner machine can change and rise or fall, so that whether the inner machine belongs to the multi-split air-conditioning system or not can be judged by a method for calculating temperature difference, when the temperature difference value between the ambient temperature and the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine is larger than or equal to a first preset difference value, the inner machine belongs to the multi-split air-conditioning system, and if the temperature difference value.
Determining that the first internal machine operates in a first mode under the condition that the environment temperature detected by the external machine is greater than or equal to a first preset temperature; detecting the inlet pipe temperature of a heat exchanger of the first inner machine; judging whether the temperature difference between the pipe inlet temperature of the heat exchanger of the first inner machine and the ambient temperature detected by the first inner machine is larger than a second preset difference or not; determining that the first internal machine belongs to a first multi-split air-conditioning system when the first internal machine is larger than a second preset difference value, or determining that the first internal machine operates in a second mode when the environment temperature detected by the external machine is smaller than a first preset temperature; detecting the outlet pipe temperature of the heat exchanger of the first indoor unit; judging whether the temperature difference value between the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine is larger than a second preset difference value or not; and under the condition that the difference value is larger than the second preset difference value, determining that the first internal machine belongs to the first multi-split system.
The first operation mode may be a cooling mode or a dehumidifying mode, and the second operation mode may be a heating mode, for example, in a case where the ambient temperature is less than a first preset temperature, it is determined that the first internal machine is operated in the heating mode; detecting the outlet pipe temperature of the heat exchanger of the first indoor unit; judging whether the temperature difference value between the outlet pipe temperature of the heat exchanger of the first internal machine and the ambient temperature is greater than a second preset difference value or not; and under the condition that the difference value is larger than the second preset difference value, determining that the first internal machine belongs to the first multi-split system.
Whether the inlet pipe temperature of the heat exchanger or the outlet pipe temperature of the heat exchanger is detected is judged according to the operation mode (refrigeration or heating) of the internal unit, after the temperature is detected, the difference value between the detected outlet pipe temperature or inlet pipe temperature and the environment temperature detected by the internal unit is judged, and the first preset difference value and the second preset difference value can be the same value or different values.
The temperature difference can be judged as a reference according to the outlet pipe temperature and the inlet pipe temperature, and the judgment can be more accurate and faster according to the outlet pipe temperature in different modes, such as a heating mode, and the judgment can be more accurate and faster according to the inlet pipe temperature in a cooling mode. It should be noted that, in the ventilation mode, since the temperature of the heat exchanger inlet and outlet pipe does not change, it cannot be determined whether the internal unit belongs to the multi-split system.
Optionally, after determining that the external machine of the first multi-online system is matched with the first internal machine, marking the first internal machine; and traversing the unmarked internal machines in the internal machine set to be verified until all the internal machines belonging to the first multi-online system are determined.
The method comprises the steps that each internal machine in an internal machine set to be verified needs to be judged, after judgment is completed, the internal machines belonging to a first multi-online system are marked, and due to the fact that multiple multi-online systems are possible in one environment, after the fact that one internal machine belongs to a certain multi-online system is judged, the marked internal machine can be skipped when whether the internal machine belongs to other multi-online systems is judged again, and therefore judgment efficiency is improved.
Optionally, before judging whether the first indoor unit belongs to the first multi-split system according to the difference between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first indoor unit and the environment temperature detected by the first indoor unit, judging whether the first indoor unit is marked; and if the first internal machine is not marked, starting the first internal machine and running for a first preset time.
And if the certain inner machine is marked, skipping the inner machine and judging other inner machines.
Optionally, after determining all the internal machines belonging to the first multi-split system, determining whether the number of all the internal machines belonging to the first multi-split system is consistent with the number of the internal machines of the pipeline system; and under the condition of inconsistency, re-determining the internal machines matched with the external machine of the first multi-online system in the internal machine set to be verified.
And after all the internal machines belonging to the first multi-online system are determined, counting the internal machines, if the number of the internal machines is consistent with that of the internal machines of the pipeline system, the matching is correct, and if the number of the internal machines is inconsistent, re-verifying the internal machines belonging to the first multi-online system from the first step to improve the matching accuracy.
The embodiment of the present invention also provides a preferred implementation manner, and the following describes the technical solution of the embodiment of the present invention with reference to the preferred implementation manner.
The multi-split system can be 1 or more than one set and can detect the multi-split system using power line carrier communication. Fig. 2 is a schematic diagram of a multi-split system according to An embodiment of the present invention, as shown in fig. 2, taking two multi-split systems as An example, a control method for matching a multi-split communication network with a system is that An indoor unit a1, An a2 … … An, a B1, and a B2 … … Bn detected by An outdoor unit of a system a is used, in the detected indoor unit, any indoor unit is turned on to perform a heating (or cooling) mode, after t times of operation, it is determined that An indoor unit heat exchanger inlet temperature is less than or equal to An indoor unit detection ambient temperature + a ℃ (inlet temperature is greater than or equal to the indoor unit detection ambient temperature-B ℃), and if yes, it is determined that the indoor unit belongs to the system a, and the indoor unit is marked to belong. If not, the internal machine is judged not to belong to the system A, and the internal machine is marked not to belong to the system A. The internal machine is then stopped. And then, starting detection and judgment one by one internal machine to carry out communication network matching of the system A.
Then, the system-by-system judgment and networking are carried out according to the method.
According to the embodiment of the invention, the self-adaptive matching is carried out on the multi-split system power line carrier communication network and the pipeline system, so that the problem of matching of the multi-split system power line carrier communication and the pipeline can be solved, and the multi-split system communication can be quickly and correctly matched with the corresponding multi-split system.
Fig. 3 is a schematic diagram of an internal machine according to an embodiment of the present invention, and as shown in fig. 3, the internal machine includes an internal machine heat exchanger, a pipe inlet and a pipe outlet of the heat exchanger both have temperature sensing bulbs to detect temperature, and the pipe inlet is further provided with a throttle valve.
The working process of the multi-split communication self-adaptive networking technology of the embodiment of the invention is as follows:
one or more multi-split power line carrier communications may be detected and paired with each other. Both multiple online systems (A, B systems) are powered on.
Firstly, the system A is matched with a communication network, and the system A detects all the indoor units A1, A2 … … An, B1 and B2 … … Bn of the A, B system.
Starting the machine in A1:
when the detected environment temperature H is larger than or equal to X ℃, the indoor unit A1 operates in a refrigerating mode, after the operation is carried out for t time, the temperature K1 of the heat exchanger inlet pipe of the indoor unit is detected to be smaller than or equal to the detected environment temperature H-a ℃ of the indoor unit, if yes, the indoor unit can be judged to belong to the system A, the indoor unit is marked to belong to the system A, and if not, the indoor unit can be marked not to belong to the system A.
When the detected environment temperature H is less than X ℃, the heating mode of the internal machine A1 is operated, after the operation is carried out for t time, the outlet pipe temperature K2 of the heat exchanger of the internal machine is detected to be more than the detected environment temperature H + b ℃ of the internal machine, and if not, the internal machine can be marked not to belong to the system A.
And starting the machine A2 to judge whether the machine A2 belongs to the system A or not in the same way. And starting all the internal machines detected by the system A, and judging one by one to ensure that the system A successfully performs communication networking.
If the number of the internal machines in the communication network is inconsistent with the number of the internal machines in the pipeline system after the system A is matched, searching the internal machines again for matching and marking. Until the matching is completed.
After that, the B system detects all the indoor units A1, A2 … … An, B1 and B2 … … Bn including A, B system through carrying out communication networking on the B system. And removing the marked internal machines belonging to the system A, and not judging when the system B is in communication networking.
Starting the B1 internal machine:
when the detected environment temperature H is larger than or equal to X ℃, the B1 indoor unit operates in a refrigeration mode, after the operation is carried out for t time, the temperature K1 of the heat exchanger inlet pipe of the indoor unit is detected to be smaller than or equal to the detected environment temperature H-a ℃, if yes, the indoor unit can be judged to belong to the B system and marked. If not, the internal machine is judged not to belong to the B system and marked.
When the detected environment temperature H is less than X ℃, the B1 internal unit operates in a heating mode, after the operation is carried out for t time, the temperature K2 of the outlet pipe of the heat exchanger of the internal unit is detected to be more than the detected environment temperature H + B ℃ of the internal unit, if so, the internal unit can be judged to belong to the B system and marked. If not, the internal machine is judged not to belong to the B system and marked.
And starting the B2 machine to judge whether the B2 machine belongs to the B system or not by the same method. And starting all the internal machines detected by the system B (except the internal machines marked to belong to other systems), and judging one by one to ensure that the system B successfully performs communication networking.
And if the number of the internal machines in the communication network is inconsistent with the number of the internal machines in the pipeline system after the system B is matched, searching the internal machines again for matching and marking. Until the matching is completed.
Two or more multi-online communication systems can be detected and paired mutually, and A, B, C … … systems are shared, and each system comprises 1 and 2 … … n indoor units.
In the above embodiment, the system a includes: the system comprises An external machine A, An internal machine A1 and An internal machine A2 … … An, and a system B, wherein the system B comprises: the system comprises an external machine B, an internal machine B1 and an internal machine B2 … … Bn.
The environment temperature H can be the temperature that indoor unit return air temperature sensing package detected, K1 is the temperature that indoor unit heat exchanger income pipe temperature sensing package detected, and K2 can be the temperature that indoor unit heat exchanger exit pipe temperature sensing package detected, and the value of X, t, a, b can be the artificial set point, and this value can be obtained by the laboratory experiment.
It should be noted that the steps illustrated in the flowcharts of the figures may be performed in a computer system such as a set of computer-executable instructions and that, although a logical order is illustrated in the flowcharts, in some cases, the steps illustrated or described may be performed in an order different than presented herein.
The embodiment of the invention provides a communication matching device of a multi-split system, which can be used for executing the communication matching method of the multi-split system.
Fig. 4 is a schematic diagram of a communication matching apparatus of a multi-split system according to an embodiment of the present invention, as shown in fig. 4, the apparatus including:
the detection unit 10 is used for detecting an internal machine in the current pipeline system through an external machine of the first multi-online system to obtain an internal machine set to be verified;
the starting unit 20 is configured to start a first internal machine in the set of internal machines to be verified and run for a first preset time;
the judging unit 30 is configured to judge whether the first internal machine belongs to the first multi-split system according to a difference between an inlet pipe temperature or an outlet pipe temperature of a heat exchanger of the first internal machine and an ambient temperature detected by the first internal machine;
and the determining unit 40 is configured to determine that the external unit of the first multi-split system is matched with the first internal unit when the first internal unit belongs to the first multi-split system.
In the embodiment, the detection unit 10 is adopted to detect the internal machines in the current pipeline system through the external machine of the first multi-online system to obtain an internal machine set to be verified; the starting unit 20 starts a first internal machine in the internal machine set to be verified and runs for a first preset time; the judging unit 30 judges whether the first indoor unit belongs to a first multi-split system according to the difference between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first indoor unit and the ambient temperature detected by the first indoor unit; when the first internal machine belongs to the first multi-split system, the determining unit 40 determines that the external machine of the first multi-split system is matched with the first internal machine, so that the problem of wrong matching between the pipeline of the multi-split system and the communication network is solved, and the effect of improving the matching accuracy between the pipeline of the multi-split system and the communication network is achieved.
The judgment unit 30 includes: the first determining module is used for determining the operation mode of the first internal unit according to the environment temperature detected by the external unit; the detection module is used for detecting the pipe inlet temperature or the pipe outlet temperature of the heat exchanger of the first internal machine; the judging module is used for judging whether the temperature difference value between the environment temperature detected by the first internal machine and the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first internal machine is larger than or equal to a first preset difference value or not; and the second determining module is used for determining that the first indoor unit belongs to the first multi-split system under the condition that the difference value is greater than or equal to the first preset difference value.
The communication matching device of the multi-split system comprises a processor and a memory, wherein the detection unit, the starting unit, the judgment unit, the determination unit and the like are stored in the memory as program units, and the processor executes the program units stored in the memory to realize corresponding functions.
The processor comprises a kernel, and the kernel calls the corresponding program unit from the memory. The kernel can be set to be one or more than one, and the matching accuracy of the multi-split system pipeline and the communication network is improved by adjusting the kernel parameters.
The memory may include volatile memory in a computer readable medium, Random Access Memory (RAM) and/or nonvolatile memory such as Read Only Memory (ROM) or flash memory (flash RAM), and the memory includes at least one memory chip.
The embodiment of the invention provides a storage medium, wherein a program is stored on the storage medium, and the program realizes the communication matching method of the multi-online system when being executed by a processor.
The embodiment of the invention provides a processor, which is used for running a program, wherein the communication matching method of a multi-split system is executed when the program runs.
The embodiment of the invention provides equipment, which comprises a processor, a memory and a program which is stored on the memory and can run on the processor, wherein the processor executes the program and realizes the following steps: an outer machine of the first multi-online system detects an inner machine in a current pipeline system to obtain an inner machine set to be verified; starting a first internal machine in the internal machine set to be verified and running for a first preset time; judging whether the first inner machine belongs to a first multi-split system or not according to the difference value between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine; and if the first internal machine belongs to the first multi-online system, determining that the external machine of the first multi-online system is matched with the first internal machine. The device herein may be a server, a PC, a PAD, a mobile phone, etc.
The present application further provides a computer program product adapted to perform a program for initializing the following method steps when executed on a data processing device: an outer machine of the first multi-online system detects an inner machine in a current pipeline system to obtain an inner machine set to be verified; starting a first internal machine in the internal machine set to be verified and running for a first preset time; judging whether the first inner machine belongs to a first multi-split system or not according to the difference value between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine; and if the first internal machine belongs to the first multi-online system, determining that the external machine of the first multi-online system is matched with the first internal machine.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
In a typical configuration, a computing device includes one or more processors (CPUs), input/output interfaces, network interfaces, and memory.
The memory may include forms of volatile memory in a computer readable medium, Random Access Memory (RAM) and/or non-volatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM). The memory is an example of a computer-readable medium.
Computer-readable media, including both non-transitory and non-transitory, removable and non-removable media, may implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of computer storage media include, but are not limited to, phase change memory (PRAM), Static Random Access Memory (SRAM), Dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), Read Only Memory (ROM), Electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), Digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape magnetic disk storage or other magnetic storage devices, or any other non-transmission medium that can be used to store information that can be accessed by a computing device. As defined herein, a computer readable medium does not include a transitory computer readable medium such as a modulated data signal and a carrier wave.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (7)
1. A communication matching method of a multi-split system is characterized by comprising the following steps:
an outer machine of the first multi-online system detects an inner machine in a current pipeline system to obtain an inner machine set to be verified;
starting a first internal machine in the internal machine set to be verified and running for a first preset time;
judging whether the first inner machine belongs to the first multi-split system or not according to the difference value between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine;
if the first internal machine belongs to the first multi-online system, determining that an external machine of the first multi-online system is matched with the first internal machine;
after determining that the external machine of the first multi-split system is matched with the first internal machine, the method further comprises the following steps:
marking the first inner machine;
traversing the unmarked internal machines in the internal machine set to be verified until all the internal machines belonging to the first multi-online system are determined;
after all the internal machines belonging to the first multi-online system are determined, the method further comprises the following steps:
judging whether the number of all the internal machines belonging to the first multi-online system is consistent with the number of the internal machines of the pipeline system;
under the condition of inconsistency, re-determining the internal machines matched with the external machine of the first multi-online system in the internal machine set to be verified;
wherein, judging whether the first inner machine belongs to the first multi-split system according to the difference value between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine comprises:
determining that the first internal machine operates in a first mode under the condition that the environment temperature detected by the external machine is greater than or equal to a first preset temperature;
detecting the inlet pipe temperature of the heat exchanger of the first inner machine;
judging whether the temperature difference between the pipe inlet temperature of the heat exchanger of the first inner machine and the ambient temperature detected by the first inner machine is larger than a second preset difference or not;
determining that the first indoor unit belongs to the first multi-split system when the difference value is larger than the second preset difference value,
or
Determining that the first internal machine operates in a second mode under the condition that the environment temperature detected by the external machine is lower than a first preset temperature;
detecting the outlet pipe temperature of the heat exchanger of the first inner machine;
judging whether the temperature difference between the outlet pipe temperature of the heat exchanger of the first inner machine and the ambient temperature detected by the first inner machine is greater than a second preset difference or not;
and determining that the first indoor unit belongs to the first multi-split system under the condition that the difference value is larger than the second preset difference value.
2. The method according to claim 1, wherein determining whether the first indoor unit belongs to the first multi-split system according to a difference between an inlet pipe temperature or an outlet pipe temperature of a heat exchanger of the first indoor unit and an ambient temperature detected by the first indoor unit comprises:
determining the operation mode of the first internal unit according to the ambient temperature detected by the external unit;
detecting the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine;
judging whether the temperature difference between the ambient temperature detected by the first internal machine and the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first internal machine is greater than or equal to a first preset difference;
and determining that the first internal machine belongs to the first multi-online system under the condition that the first preset difference value is greater than or equal to the first preset difference value.
3. The method according to claim 1, wherein before determining whether the first indoor unit belongs to the first multi-split system according to a difference between an inlet pipe temperature or an outlet pipe temperature of a heat exchanger of the first indoor unit and an ambient temperature detected by the first indoor unit, the method further comprises:
judging whether the first internal machine is marked or not;
and if the first inner machine is not marked, starting the first inner machine and running for the first preset time.
4. A communication matching device of a multi-split system is characterized by comprising:
the detection unit is used for detecting an internal machine in the current pipeline system through an external machine of the first multi-online system to obtain an internal machine set to be verified;
the starting unit is used for starting a first internal machine in the internal machine set to be verified and running for a first preset time;
the judging unit is used for judging whether the first inner machine belongs to the first multi-split system or not according to the difference value between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine;
the determining unit is used for determining that an external machine of the first multi-online system is matched with the first internal machine when the first internal machine belongs to the first multi-online system;
after determining that an external machine of the first multi-online system is matched with the first internal machine, marking the first internal machine; traversing the unmarked internal machines in the internal machine set to be verified until all the internal machines belonging to the first multi-online system are determined;
after all the internal machines belonging to the first multi-online system are determined, whether the number of all the internal machines belonging to the first multi-online system is consistent with the number of the internal machines of the pipeline system is judged;
under the condition of inconsistency, re-determining the internal machines matched with the external machine of the first multi-online system in the internal machine set to be verified;
wherein, judging whether the first inner machine belongs to the first multi-split system according to the difference value between the inlet pipe temperature or the outlet pipe temperature of the heat exchanger of the first inner machine and the environment temperature detected by the first inner machine comprises:
determining that the first internal machine operates in a first mode under the condition that the environment temperature detected by the external machine is greater than or equal to a first preset temperature;
detecting the inlet pipe temperature of the heat exchanger of the first inner machine;
judging whether the temperature difference between the pipe inlet temperature of the heat exchanger of the first inner machine and the ambient temperature detected by the first inner machine is larger than a second preset difference or not;
determining that the first indoor unit belongs to the first multi-split system when the difference value is larger than the second preset difference value,
or
Determining that the first internal machine operates in a second mode under the condition that the environment temperature detected by the external machine is lower than a first preset temperature;
detecting the outlet pipe temperature of the heat exchanger of the first inner machine;
judging whether the temperature difference between the outlet pipe temperature of the heat exchanger of the first inner machine and the ambient temperature detected by the first inner machine is greater than a second preset difference or not;
and determining that the first indoor unit belongs to the first multi-split system under the condition that the difference value is larger than the second preset difference value.
5. The apparatus according to claim 4, wherein the judging unit includes:
the first determining module is used for determining the operation mode of the first internal unit according to the environment temperature detected by the external unit;
the detection module is used for detecting the pipe inlet temperature or the pipe outlet temperature of the heat exchanger of the first internal machine;
the judging module is used for judging whether the temperature difference value between the environment temperature detected by the first internal machine and the pipe inlet temperature or the pipe outlet temperature of the heat exchanger of the first internal machine is larger than or equal to a first preset difference value or not;
and the second determining module is used for determining that the first internal machine belongs to the first multi-split system under the condition that the first preset difference value is greater than or equal to the first preset difference value.
6. A storage medium comprising a stored program, wherein the apparatus in which the storage medium is located is controlled to perform the multi-split system communication matching method according to any one of claims 1 to 3 when the program is executed.
7. A processor, wherein the processor is configured to execute a program, and wherein the program executes the method for matching communication in a multi-split system according to any one of claims 1 to 3.
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| CN201810333191.1A CN108508803B (en) | 2018-04-13 | 2018-04-13 | Communication matching method and device for multi-split system |
| PCT/CN2018/121259 WO2019196481A1 (en) | 2018-04-13 | 2018-12-14 | Multi-split air conditioning system communication matching method and apparatus |
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| CN201810333191.1A CN108508803B (en) | 2018-04-13 | 2018-04-13 | Communication matching method and device for multi-split system |
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| CN108508803B (en) * | 2018-04-13 | 2021-04-30 | 珠海格力电器股份有限公司 | Communication matching method and device for multi-split system |
| CN110906511B (en) * | 2018-09-17 | 2021-11-02 | 青岛海尔空调电子有限公司 | Method and device for detecting corresponding relation of pipelines in multi-split air conditioner and air conditioner |
| CN110260477A (en) * | 2019-05-20 | 2019-09-20 | 珠海格力电器股份有限公司 | A kind of air-conditioning system, control method and storage medium based on two core communication buses |
| CN110631231A (en) * | 2019-09-30 | 2019-12-31 | 广东美的暖通设备有限公司 | Detection method and device, air conditioning system and storage medium |
| CN111023472B (en) * | 2019-12-17 | 2021-02-23 | 海信（山东）空调有限公司 | Air conditioner detection method and device |
| CN111306699A (en) * | 2020-03-03 | 2020-06-19 | 青岛海尔空调器有限总公司 | Method and device for controlling multi-split air conditioner and air conditioner |
| CN111365827A (en) * | 2020-03-25 | 2020-07-03 | 广东美的暖通设备有限公司 | Air conditioner, control method of air conditioner, and computer-readable storage medium |
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| JP2005282903A (en) * | 2004-03-29 | 2005-10-13 | Matsushita Electric Ind Co Ltd | Air conditioner |
| JP4273506B2 (en) * | 2006-02-17 | 2009-06-03 | 三菱電機株式会社 | Operation control method for multi-type air conditioner, multi-type air conditioner, and refrigeration apparatus |
| JP5858824B2 (en) * | 2012-03-01 | 2016-02-10 | 三菱電機株式会社 | Multi-type air conditioner |
| CN103175284B (en) * | 2013-03-26 | 2015-09-02 | 青岛海尔空调电子有限公司 | Realize communicator and the method for changes in temperature multi-gang air-conditioner generator set controller simultaneously |
| CN104613599A (en) * | 2015-01-29 | 2015-05-13 | 广东美的制冷设备有限公司 | Method and device for judging connected relation and multi-split air conditioner |
| CN104776562B (en) * | 2015-04-14 | 2017-10-31 | 广东美的暖通设备有限公司 | The method that multiple on-line system and internal-external machine set up connection by electric line carrier communication |
| CN105953370B (en) * | 2016-05-18 | 2019-01-01 | 珠海格力电器股份有限公司 | The automatic matching method and device of multi-variable air conditioning unit and its inside and outside machine |
| CN106091261A (en) * | 2016-06-17 | 2016-11-09 | 珠海格力电器股份有限公司 | The recognition methods of a kind of internal-external machine coupling and device |
| CN108508803B (en) * | 2018-04-13 | 2021-04-30 | 珠海格力电器股份有限公司 | Communication matching method and device for multi-split system |
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