CN108626860B - Networking method and device of multi-split air conditioning system and air conditioning system - Google Patents

Networking method and device of multi-split air conditioning system and air conditioning system Download PDF

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Publication number
CN108626860B
CN108626860B CN201810332047.6A CN201810332047A CN108626860B CN 108626860 B CN108626860 B CN 108626860B CN 201810332047 A CN201810332047 A CN 201810332047A CN 108626860 B CN108626860 B CN 108626860B
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type
unit
conditioning system
split air
air conditioning
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CN108626860A (en
Inventor
余凯
唐杰
刘群波
叶铁英
王文灿
玉维友
邓忠文
赖东锋
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Priority to CN201810332047.6A priority Critical patent/CN108626860B/en
Publication of CN108626860A publication Critical patent/CN108626860A/en
Priority to PCT/CN2018/119539 priority patent/WO2019196442A1/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/56—Remote control
    • F24F11/58—Remote control using Internet communication
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • 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
    • F24F11/88—Electrical aspects, e.g. circuits
    • 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
    • F24F11/89—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/06—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
    • F24F3/065—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units with a plurality of evaporators or condensers

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention discloses a networking method and device of a multi-split air conditioning system and the air conditioning system. Wherein, the method comprises the following steps: a first type unit receives a trigger signal, wherein the trigger signal is used for starting the first type unit, and the first type unit provides an interface for a second type unit to access a communication network; the first type of unit determines whether all second type of units joining the communication network are second type of units in a multi-split air conditioning system where the first type of units are located; and the networking is finished under the condition that the first type of unit finishes the confirmation operation of all the second type of units which join the communication network. The invention solves the technical problem of low reliability of communication between the first type of units in the same refrigerant system.

Description

Networking method and device of multi-split air conditioning system and air conditioning system
Technical Field
The invention relates to the field of air conditioners, in particular to a networking method and device of a multi-split air conditioning system and the air conditioning system.
Background
The multi-split air conditioner generally comprises an external unit and a plurality of internal units, wherein the external unit and the internal units are connected with each other through refrigerant copper pipes to form a refrigerant system, and devices under the refrigerant system work cooperatively, so that the refrigerant systems need to form a Network independently, wired communication (for example, Controller Area Network (CAN) communication) CAN utilize a special communication line to perform physical Network division, and after power line communication is adopted, all the internal units of the refrigerant system are in the same Network due to the fact that power lines are communicated with each other, and therefore the reliability of communication between the internal units under the same refrigerant system is not high.
In view of the above problems, no effective solution has been proposed.
Disclosure of Invention
The embodiment of the invention provides a networking method and a networking device of a multi-split air conditioning system, and the air conditioning system at least solves the technical problem that the reliability of communication between first-class units in the same refrigerant system is not high.
According to an aspect of an embodiment of the present invention, there is provided a networking method of a multi-split air conditioning system, including: a first type unit receives a trigger signal, wherein the trigger signal is used for starting the first type unit, and the first type unit provides an interface for a second type unit to access a communication network; the first type of unit determines whether all second type of units joining the communication network are second type of units in a multi-split air conditioning system where the first type of units are located; and the networking is finished under the condition that the first type of unit finishes the confirmation operation of all the second type of units which join the communication network.
According to an aspect of an embodiment of the present invention, there is provided an air conditioning system including: the multi-split air conditioning system comprises a first type unit and a second type unit, wherein the second type unit is connected with a power line, and the first type unit and the second type unit in the same multi-split air conditioning system are connected through a refrigerant pipe; the first type unit is used for providing an interface for accessing a communication network for the second type unit; determining whether all the second type units joining the communication network are the second type units in the multi-split air conditioning system where the first type units are located; and the networking is finished under the condition that the first type of unit finishes the confirmation operation of all the second type of units which join the communication network.
According to another aspect of the embodiments of the present invention, there is also provided a networking device of a multi-split air conditioning system, located in a first type of unit, including: the system comprises a receiving module, a sending module and a processing module, wherein the receiving module is used for receiving a trigger signal, the trigger signal is used for starting the first type of unit, and the first type of unit provides an interface for accessing a communication network for the second type of unit; the determining module is used for determining whether all second-type units joining the communication network are second-type units in the multi-split air conditioning system where the first-type units are located; and the networking is finished under the condition that the first type of unit finishes the confirmation operation of all the second type of units which join the communication network.
According to another aspect of the embodiments of the present invention, there is also provided a storage medium having a computer program stored therein, wherein the computer program is configured to perform the method of any one of the above when executed.
According to another aspect of the embodiments of the present invention, there is also provided an electronic apparatus, including a memory and a processor, wherein the memory stores therein a computer program, and the processor is configured to execute the computer program to perform the method described in any one of the above.
In the embodiment of the invention, the first-class unit is adopted to provide an interface for accessing the communication network for the second-class unit, whether all the second-class units added into the communication network are the second-class units in the multi-split air conditioning system of the first-class unit is confirmed, and when the first-class units confirm all the second-class units added into the communication network, networking is completed, so that the purpose of automatic networking is achieved, the units in the same multi-split air conditioning system automatically form a network, the reliability of communication is ensured, and the technical problem that the reliability of communication between the first-class units in the same refrigerant system is not strong is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
fig. 1 is a schematic flowchart of a networking method of a multi-split air conditioning system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an air conditioning system provided by an embodiment of the present invention;
fig. 3 is a block diagram illustrating a configuration of a networking device of a multi-split air conditioning system according to an embodiment of the present invention;
FIG. 4 is an architectural diagram of an air conditioning system provided in accordance with a preferred embodiment of the present invention;
fig. 5 is a schematic diagram of an automatic networking process according to a preferred embodiment of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention 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 the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. 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.
In accordance with an embodiment of the present invention, there is provided a method embodiment of a networking method of a multi-split air conditioning system, it is noted that the steps illustrated in the flowchart of the drawings 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 flowchart, in some cases, the steps illustrated or described may be performed in an order different than that herein.
Fig. 1 is a schematic flowchart of a networking method of a multi-split air conditioning system according to an embodiment of the present invention, and as shown in fig. 1, the method includes the following steps:
step S102, a first-class unit receives a trigger signal, wherein the trigger signal is used for starting the first-class unit, and the first-class unit provides an interface for accessing a communication network for a second-class unit;
step S104, the first-type unit determines whether all second-type units joining the communication network are second-type units in the multi-split air conditioning system where the first-type units are located; and the networking is finished under the condition that the first type of unit finishes the confirmation operation of all the second type of units which join the communication network.
Through the steps, the first-class unit is adopted to provide an interface for accessing the communication network for the second-class unit, whether all the second-class units added into the communication network are the second-class units in the multi-split air conditioning system of the first-class unit is confirmed, and when the first-class units confirm all the second-class units added into the communication network, networking is completed, so that the purpose of automatic networking is achieved, the units in the same multi-split air conditioning system automatically form a network, the reliability of communication is guaranteed, and the technical problem that the reliability of communication between the first-class units in the same refrigerant system is not high is solved.
It should be noted that the units in the same multi-split air conditioning system are connected by refrigerant pipes, and the same multi-split air conditioning system may also be regarded as the same refrigerant system, but the present invention is not limited thereto.
It should be noted that, the step S104 may be represented as: and the first type of unit confirms whether each unit in all the second type of units added into the communication network is the second type of unit in the multi-split air conditioning system where the first type of unit is located one by one.
For one of the above all second-type units, the above first-type unit is confirmed by: the first-type unit determining whether the designated second-type unit is the second-type unit in the multi-split air conditioning system where the first-type unit is located comprises the following steps: and the first type of unit determines whether the designated second type of unit is the second type of unit in the multi-split air-conditioning system, wherein the designated second type of unit is written into a white list under the condition that the designated second type of unit is determined to be the second type of unit in the multi-split air-conditioning system, and the designated second type of unit is deleted from the network under the condition that the designated second type of unit is determined not to be the second type of unit in the multi-split air-conditioning system.
It should be noted that, the step S104 may be represented as: and the first type of unit sequentially confirms whether all the second type of units are the second type of units in the multi-split air conditioning system where the first type of units are located according to the confirmation mode of the specified second type of units.
It should be noted that the determination of the designated second group by the first group as to whether the designated second group is the second group in the multi-split air conditioning system may be represented as: and the first type of unit determines whether the second type of unit is the second type of unit in the multi-split air-conditioning system or not according to the pressure value of the refrigerant pipe in the multi-split air-conditioning system.
It should be noted that, when the multi-split air conditioning system is in different operating modes, the pressure values of the refrigerant pipes are different, for example, when the multi-split air conditioning system is in a cooling mode, the pressure values of the refrigerant pipes may be high-pressure; in the case that the multi-split air conditioning system is in a heating mode, the pressure value of the refrigerant pipe may be expressed as a low pressure. The operation mode of the multi-split air conditioning system may be dependent on the ambient temperature, for example, the multi-split air conditioning system operates in a cooling mode when the ambient temperature is greater than or equal to a threshold, and operates in a heating mode when the ambient temperature is less than the threshold. The ambient temperature may be sensed by the second type of unit.
In an embodiment of the present invention, the determining, by the first group of units, whether the second group of units is the second group of units in the multi-split air conditioning system according to the pressure value of the refrigerant pipe in the multi-split air conditioning system may be represented as: under the condition that the multi-split air-conditioning system is in a refrigerating mode, and under the condition that the first type of unit detects that the pressure value of a refrigerant pipe is smaller than or equal to a first threshold value, determining that a second type of unit is designated as a second type of unit in the multi-split air-conditioning system; and under the condition that the multi-split air-conditioning system is in a heating mode, and the first type of unit detects that the pressure value of the refrigerant pipe is greater than or equal to a second threshold value, determining that the second type of unit is designated as the second type of unit in the multi-split air-conditioning system.
The first threshold and the second threshold may be set according to actual conditions, but are not limited thereto.
In an embodiment of the present invention, before the step S104, the method may further include: the second type of unit detects the network signal intensity of the communication network; and the second type of unit determines whether to join the communication network according to the detected network signal intensity. Namely, the second type of unit can automatically determine whether to join the communication network, thereby solving the problem that the second type of unit cannot be operated to access the network.
It should be noted that, the determination of whether to join the communication network by the second type of unit according to the detected network signal strength may be represented as: under the condition that the network signal intensity is greater than a preset threshold value, the second type of unit joins the communication network; and in the case that the network signal strength is less than or equal to the preset threshold value, the second type of unit does not join the communication network.
It should be noted that the predetermined threshold may be set according to an attenuation value of the power line carrier communication signal across the electricity meter, but is not limited thereto.
It should be noted that, the joining of the second group to the communication network may be represented as: the second type of unit determines whether the communication network is an open network; and under the condition that the communication network is determined to be an open network, the second type of unit joins the communication network, and the open network is a network without a network key.
It should be noted that the first type of unit may be an external unit; the second type of unit may be an indoor unit, but is not limited thereto.
It should be noted that the second type of unit is powered by a power line.
It should be noted that, the first type of unit may further include: and counting the number of the second type of units added into the communication network.
By the method, the first type of unit is used as a coordinator of the communication network and is responsible for initiating the network, and the second type of unit is used as a device node of the network and has the capability of detecting the signal strength of the network and can select the open network with the best signal strength to join.
An embodiment of the present invention further provides an air conditioning system, and fig. 2 is a schematic diagram of the air conditioning system provided in the embodiment of the present invention, and as shown in fig. 2, the air conditioning system includes: the first type unit 22, the second type unit 24 and the second type unit 24 are connected with a power line, and the first type unit 22 and the second type unit 24 in the same multi-split air conditioning system are connected through a refrigerant pipe 26;
a first type of unit 22 for providing an interface for a second type of unit 24 to access a communication network; and determining whether all the second type units 24 joining the communication network are the second type units 24 in the multi-split air conditioning system in which the first type units 22 are located; wherein the networking is completed in case the first type of crew 22 completes the confirmation operations for all second type of crew 24 joining the communication network.
According to the system, the first-type unit 22 is adopted to provide an interface for the second-type unit 24 to access a communication network, whether all the second-type units 24 added to the communication network are the second-type units in the multi-split air conditioning system of the first-type unit is confirmed, and when the first-type unit 22 confirms all the second-type units 24 added to the communication network, networking is completed, so that the purpose of automatic networking is achieved, units in the same multi-split air conditioning system automatically form a network, the reliability of communication is guaranteed, and the technical problem that the reliability of communication between the first-type units in the same refrigerant system is not high is solved.
It should be noted that the first-type unit 22 is further configured to determine whether the second-type unit 24 is the second-type unit 24 in the multi-split air conditioning system, where in a case that it is determined that the second-type unit 24 is the second-type unit 24 in the multi-split air conditioning system, the second-type unit 24 is written into a white list, and in a case that it is determined that the second-type unit 24 is not the second-type unit 24 in the multi-split air conditioning system, the second-type unit 24 is deleted from the network.
It should be noted that the first-type unit 22 is further configured to determine whether the second-type unit 24 is the second-type unit 24 in the multi-split air-conditioning system according to a pressure value of a refrigerant pipe in the multi-split air-conditioning system.
It should be noted that the first-type unit 22 is further configured to determine that the second-type unit 24 is designated as the second-type unit 24 in the multi-split air-conditioning system when the multi-split air-conditioning system is in the cooling mode and the pressure value of the refrigerant pipe is detected to be less than or equal to the first threshold value; and determining that the second type unit 24 is designated as the second type unit 24 in the multi-split air-conditioning system when the multi-split air-conditioning system is in the heating mode and the pressure value of the refrigerant pipe is detected to be greater than or equal to the second threshold value.
It should be noted that the second type unit 24 is further configured to detect a network signal strength of the communication network, determine whether to join the communication network according to the detected network signal strength, and join the communication network if the network signal strength is greater than a predetermined threshold.
It should be noted that, under the condition that the network signal strength is greater than the predetermined threshold, the second-type unit 24 joins the communication network; in the event that the network signal strength is less than or equal to the predetermined threshold, the second type of crew 24 does not join the communication network.
It should be noted that the predetermined threshold may be set according to an attenuation value of the power line carrier communication signal across the electricity meter, but is not limited thereto.
It should be noted that the second type unit 24 is also used for determining whether the communication network is an open network; in the case where the communication network is determined to be an open network, the second-type unit 24 joins the communication network, and the open network is a network without a network key.
It should be noted that the first type unit 22 may be an outdoor unit; the second type of unit 24 may be an indoor unit, but is not limited thereto.
It should be noted that the second type of unit 24 is powered by the power line.
It should be noted that the first type unit 22 may further include: the number of the second type units 24 added to the communication network is counted.
An embodiment of the present invention further provides a networking device of a multi-split air conditioning system, which is located in a first type of unit, fig. 3 is a block diagram of a networking device of the multi-split air conditioning system according to the embodiment of the present invention, and as shown in fig. 3, the networking device includes:
a receiving module 32, configured to receive a trigger signal, where the trigger signal is used to start a first type of unit, and the first type of unit provides an interface for accessing a communication network for a second type of unit;
a determining module 34, connected to the receiving module 32, for determining whether all the second type units joining the communication network are the second type units in the multi-split air conditioning system where the first type units are located; and the networking is finished under the condition that the first type of unit finishes the confirmation operation of all the second type of units which join the communication network.
Through the steps, the first-class unit is adopted to provide an interface for accessing the communication network for the second-class unit, whether all the second-class units added into the communication network are the second-class units in the multi-split air conditioning system of the first-class unit is confirmed, and when the first-class units confirm all the second-class units added into the communication network, networking is completed, so that the purpose of automatic networking is achieved, the units in the same multi-split air conditioning system automatically form a network, the reliability of communication is guaranteed, and the technical problem that the reliability of communication between the first-class units in the same refrigerant system is not high is solved.
It should be noted that the units in the same multi-split air conditioning system are connected by refrigerant pipes, and the same multi-split air conditioning system may also be regarded as the same refrigerant system, but the present invention is not limited thereto.
It should be noted that the determining module 34 is further configured to confirm one by one whether each of all the second type units added to the communication network is the second type unit in the multi-split air conditioning system where the first type unit is located.
It should be noted that, for the designated second group of all the second group units, the determining module 34 is further configured to determine whether the designated second group is the second group of the multi-split air conditioning system, where the designated second group is written into a white list when it is determined that the designated second group is the second group of the multi-split air conditioning system, and the designated second group is deleted from the network when it is determined that the designated second group is not the second group of the multi-split air conditioning system.
It should be noted that the determining module 34 is further configured to sequentially determine whether all the second type units are the second type units in the multi-split air conditioning system in which the first type unit is located according to a determination manner for the designated second type unit.
It should be noted that the determining module 34 is further configured to determine whether the designated second unit is the second unit in the multi-split air conditioning system according to a pressure value of a refrigerant pipe in the multi-split air conditioning system.
It should be noted that, when the multi-split air conditioning system is in different operating modes, the pressure values of the refrigerant pipes are different, for example, when the multi-split air conditioning system is in a cooling mode, the pressure values of the refrigerant pipes may be high-pressure; in the case that the multi-split air conditioning system is in a heating mode, the pressure value of the refrigerant pipe may be expressed as a low pressure. The operation mode of the multi-split air conditioning system may be dependent on the ambient temperature, for example, the multi-split air conditioning system operates in a cooling mode when the ambient temperature is greater than or equal to a threshold, and operates in a heating mode when the ambient temperature is less than the threshold. The ambient temperature may be sensed by the second type of unit.
In an embodiment of the present invention, the determining module 34 is further configured to determine that the designated second group is a second group in the multi-split air conditioning system when the multi-split air conditioning system is in the cooling mode and the pressure value of the refrigerant pipe is detected to be less than or equal to the first threshold; and determining that the designated second type unit is the second type unit in the multi-split air-conditioning system under the condition that the multi-split air-conditioning system is in a heating mode and the pressure value of the refrigerant pipe is detected to be greater than or equal to a second threshold value.
The first threshold and the second threshold may be set according to actual conditions, but are not limited thereto.
It should be noted that the first type of unit may be an external unit; the second type of unit may be an indoor unit, but is not limited thereto.
It should be noted that the second type of unit is powered by a power line.
It should be noted that the above apparatus further includes: and the counting module is used for counting the number of the second type of units added into the communication network.
For a better understanding of the present invention, the present invention is further explained below with reference to preferred examples.
The preferred embodiment of the invention provides a method for realizing automatic networking among power line carrier communication units by utilizing refrigerant communication of an air conditioning system, and solves the problem of complex networking.
The preferred embodiment of the invention can automatically realize the networking of the multi-online system of the power line carrier communication network.
Fig. 4 is an architecture diagram of air conditioning systems according to a preferred embodiment of the present invention, as shown in fig. 4, each air conditioning system has a separate air conditioning refrigerant copper pipe (corresponding to the refrigerant pipe in the above embodiment) connecting an external unit (corresponding to the first unit in the above embodiment) and an internal unit (corresponding to the second unit in the above embodiment), and all the devices are powered by power lines.
It should be noted that the system 1 may be regarded as one multi-split air conditioning system in the above embodiment, and the system 2 may also be regarded as one multi-split air conditioning system in the above embodiment, but the invention is not limited thereto.
The scheme of the self-networking of the multi-split air conditioning system adopting the power line carrier communication technology provided by the preferred embodiment of the invention realizes that the air conditioning system equipment automatically forms a network, and ensures the reliability of communication.
In the preferred embodiment, the external unit (equivalent to the first-type unit in the above embodiment) is responsible for initiating and maintaining the network as a coordinator of the network, and the internal unit (equivalent to the second-type unit in the above embodiment) is an equipment node of the network, and has the capability of detecting the signal strength of the network and can select an open network with the best signal strength to join the network.
Fig. 5 is a schematic diagram of an automatic networking process provided in accordance with a preferred embodiment of the present invention, and as shown in fig. 5, the process includes:
step 1, after the power is on, the external machine can establish a unique communication network by using a bar code of the external machine but not limited to the bar code.
And 2, enabling the external machine to initiate networking through operation, and forbidding a white list, namely allowing the internal machines to access the network without a network key, and counting the number of the internal machines accessing the network in real time.
And 3, monitoring a nearby communication network by the internal machine which is not added into the network, judging the network signal strength, and actively adding the internal machine into the external machine network if the network signal strength is greater than a set threshold (equivalent to a preset threshold in the embodiment) which can be set according to an attenuation value of a power line carrier communication signal across an ammeter and is an open network.
Step 4, the external machine counts the number of the network-access internal machines, and the trial operation of the internal machines is confirmed:
1) when the environment temperature Th is detected to be more than or equal to Ts, the refrigeration mode is operated, the high pressure Pg of the system is detected after the system is operated for a period of time, when the Pg is less than or equal to Ps1 (which is equal to the first threshold value in the embodiment), the system is determined as the internal unit of the system and is written into a white list, otherwise, the internal unit is not the internal unit of the system, the network access is deleted, and the internal unit is off-network;
2) when the environment temperature Th is detected to be less than Ts, the heating mode is operated, after the operation is carried out for a period of time, the low pressure Pd of the system is detected, when the Pd is more than or equal to Ps2 (which is equivalent to the second threshold value in the above embodiment), the system is determined to be the local system, and the white list is written in, otherwise, the local system is not used, the network access is deleted, and the internal system is off-network.
And 5, if all the network-accessing internal machines finish the trial operation, finishing networking and starting a white list, otherwise, repeating the step 4.
Therefore, automatic networking and automatic confirmation of the multi-online machine adopting the power line carrier communication technology are realized, the networking problem that the internal machine cannot be operated and displayed is solved, and networking is reliable and convenient.
Embodiments of the present invention also provide a storage medium having a computer program stored therein, wherein the computer program is arranged to perform the steps of any of the above method embodiments when executed.
Optionally, in this embodiment, the storage medium may include, but is not limited to: various media capable of storing computer programs, such as a usb disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic disk, or an optical disk.
Embodiments of the present invention also provide an electronic device comprising a memory having a computer program stored therein and a processor arranged to run the computer program to perform the steps of any of the above method embodiments.
Optionally, the electronic apparatus may further include a transmission device and an input/output device, wherein the transmission device is connected to the processor, and the input/output device is connected to the processor.
Optionally, the specific examples in this embodiment may refer to the examples described in the above embodiments and optional implementation manners, and this embodiment is not described herein again.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed technology can be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, a division of a unit may be a division of a logic function, and an actual implementation may have another division, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or may not be executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, units or modules, and may be in an electrical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be 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 invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (9)

1. A networking method of a multi-split air conditioning system is characterized by comprising the following steps:
a first type unit receives a trigger signal, wherein the trigger signal is used for starting the first type unit, and the first type unit provides an interface for a second type unit to access a communication network;
the first type of unit determines whether all second type of units joining the communication network are second type of units in a multi-split air conditioning system where the first type of units are located; wherein, under the condition that the first type of unit completes the confirmation operation of all the second type of units joining the communication network, the networking is completed;
the determining, by the first type of unit, whether the designated second type of unit is a second type of unit in the multi-split air conditioning system, for a designated second type of unit of all the second type of units, includes:
the first type of unit determines whether the designated second type of unit is the second type of unit in the multi-split air-conditioning system or not according to the pressure value of a refrigerant pipe in the multi-split air-conditioning system;
wherein, for a designated second type unit of all the second type units, the determining, by the first type unit, whether the designated second type unit is a second type unit in the multi-split air conditioning system in which the first type unit is located includes: the first type unit determines whether the designated second type unit is a second type unit in the multi-split air conditioning system, wherein the designated second type unit is written into a white list under the condition that the designated second type unit is determined to be the second type unit in the multi-split air conditioning system, and the designated second type unit is deleted from the network under the condition that the designated second type unit is determined not to be the second type unit in the multi-split air conditioning system;
the determining, by the first-type unit, whether all second-type units joining the communication network are second-type units in the multi-split air conditioning system in which the first-type units are located includes: the first type of unit sequentially confirms whether all the second type of units are the second type of units in the multi-split air conditioning system where the first type of unit is located according to the confirmation mode of the specified second type of unit;
before the first-type unit determines whether all second-type units joining the communication network are second-type units in a multi-split air conditioning system where the first-type unit is located, the method further includes:
the second type unit detects the network signal intensity of the communication network;
the second type of unit determines whether to join the communication network according to the detected network signal intensity;
wherein, the determining, by the second type of unit, whether to join the communication network according to the detected network signal strength includes:
under the condition that the network signal intensity is larger than a preset threshold value, the second type of unit joins the communication network;
wherein the joining of the second type of unit to the communication network comprises:
the second type unit determines whether the communication network is an open network; and under the condition that the communication network is determined to be an open network, the second type unit joins the communication network, and the open network is a network without a network key.
2. The method of claim 1, wherein the determining, by the first group, whether the designated second group is the second group in the multi-split air conditioning system according to the pressure value of the refrigerant pipe in the multi-split air conditioning system comprises:
under the condition that the multi-split air-conditioning system is in a refrigerating mode, and the first type of unit detects that the pressure value of the refrigerant pipe is smaller than or equal to a first threshold value, determining that the designated second type of unit is a second type of unit in the multi-split air-conditioning system;
and under the condition that the multi-split air-conditioning system is in a heating mode and the first type of unit detects that the pressure value of the refrigerant pipe is greater than or equal to a second threshold value, determining that the designated second type of unit is the second type of unit in the multi-split air-conditioning system.
3. The method of claim 1, wherein the first type of crew comprises: an outdoor unit; the second type of unit comprises: an internal machine.
4. The method according to claim 1, characterized in that the units of the second type are supplied by power lines.
5. An air conditioning system, comprising: the multi-split air conditioning system comprises a first type unit and a second type unit, wherein the second type unit is connected with a power line, and the first type unit and the second type unit in the same multi-split air conditioning system are connected through a refrigerant pipe;
the first type unit is used for providing an interface for accessing a communication network for the second type unit; determining whether all the second type units joining the communication network are the second type units in the multi-split air conditioning system where the first type units are located; wherein, under the condition that the first type of unit completes the confirmation operation of all the second type of units joining the communication network, the networking is completed;
the first type of unit is also used for determining whether the second type of unit is the second type of unit in the multi-split air-conditioning system according to the pressure value of a refrigerant pipe in the multi-split air-conditioning system;
the first type of unit is further configured to determine whether the second type of unit is a second type of unit in the multi-split air conditioning system, where the second type of unit is written into a white list when it is determined that the second type of unit is the second type of unit in the multi-split air conditioning system, and the second type of unit is deleted from the network when it is determined that the second type of unit is not the second type of unit in the multi-split air conditioning system;
the second type of unit is further configured to detect a network signal strength of the communication network, determine whether to join the communication network according to the detected network signal strength, and join the communication network when the network signal strength is greater than a predetermined threshold;
the second type of unit is further configured to join the communication network when the network signal strength is greater than a predetermined threshold;
the second type unit is further configured to determine whether the communication network is an open network; and under the condition that the communication network is determined to be an open network, the second type unit joins the communication network, and the open network is a network without a network key.
6. The system of claim 5, wherein the first type of unit is further configured to determine that the second type of unit is a second type of unit in the multi-split air conditioning system when the multi-split air conditioning system is in a cooling mode and it is detected that a pressure value of the refrigerant pipe is less than or equal to a first threshold value; and determining the second type of unit as a second type of unit in the multi-split air-conditioning system when the multi-split air-conditioning system is in a heating mode and the pressure value of the refrigerant pipe is detected to be greater than or equal to a second threshold value.
7. The utility model provides a networking device of multi-split air conditioning system which characterized in that is arranged in first kind unit, includes:
the system comprises a receiving module, a sending module and a processing module, wherein the receiving module is used for receiving a trigger signal, the trigger signal is used for starting the first type of unit, and the first type of unit provides an interface for accessing a communication network for the second type of unit;
the determining module is used for determining whether all second-type units joining the communication network are second-type units in the multi-split air conditioning system where the first-type units are located; wherein, under the condition that the first type of unit completes the confirmation operation of all the second type of units joining the communication network, the networking is completed;
the determining module is further configured to determine whether the designated second group is the second group in the multi-split air conditioning system according to a pressure value of a refrigerant pipe in the multi-split air conditioning system;
the determining module is further configured to determine whether the designated second group is a second group in the multi-split air conditioning system, where the designated second group is written into a white list when it is determined that the designated second group is the second group in the multi-split air conditioning system, and the designated second group is deleted from the network when it is determined that the designated second group is not the second group in the multi-split air conditioning system;
the determining module is further configured to sequentially determine whether all the second type units are the second type units in the multi-split air conditioning system in which the first type unit is located according to a determination manner for the designated second type unit;
before the first type of unit determines whether all second type of units joining the communication network are second type of units in a multi-split air conditioning system where the first type of units are located, the second type of units detect the network signal intensity of the communication network;
the second type of unit determines whether to join the communication network according to the detected network signal intensity;
wherein, the determining, by the second type of unit, whether to join the communication network according to the detected network signal strength includes:
under the condition that the network signal intensity is larger than a preset threshold value, the second type of unit joins the communication network;
wherein the joining of the second type of unit to the communication network comprises:
the second type unit determines whether the communication network is an open network; and under the condition that the communication network is determined to be an open network, the second type unit joins the communication network, and the open network is a network without a network key.
8. A storage medium, in which a computer program is stored, wherein the computer program is arranged to perform the method of any of claims 1 to 3 when executed.
9. An electronic device comprising a memory and a processor, wherein the memory has stored therein a computer program, and wherein the processor is arranged to execute the computer program to perform the method of any of claims 1 to 3.
CN201810332047.6A 2018-04-13 2018-04-13 Networking method and device of multi-split air conditioning system and air conditioning system Active CN108626860B (en)

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