CN107576025B

CN107576025B - Control method and system of air conditioner, wire controller and indoor unit

Info

Publication number: CN107576025B
Application number: CN201710927648.7A
Authority: CN
Inventors: 吴锦桐
Original assignee: Midea Group Co Ltd; GD Midea Heating and Ventilating Equipment Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Heating and Ventilating Equipment Co Ltd
Priority date: 2017-10-09
Filing date: 2017-10-09
Publication date: 2020-07-24
Anticipated expiration: 2037-10-09
Also published as: CN107576025A

Abstract

The invention provides a control method and a control system of an air conditioner, a wire controller, an indoor unit and the air conditioner, wherein the air conditioner comprises a plurality of indoor units and the wire controller, the wire controller is used for controlling the plurality of indoor units of the air conditioner to work, and the control method of the air conditioner comprises the following steps: acquiring a priority operation mode and a current operation mode corresponding to at least one indoor unit in a plurality of indoor units; and controlling at least one indoor unit to work according to the priority operation mode and the current operation mode corresponding to at least one indoor unit in the plurality of indoor units. According to the control method of the air conditioner, the priority operation mode is set through the wire controller, the current operation mode of the indoor unit is obtained, when the priority operation mode conflicts with the current operation mode of the indoor unit, the current operation mode of the indoor unit is adjusted, the situation that operation modes conflict among different indoor units under the same wire controller is avoided, the working efficiency of the air conditioner is guaranteed, and the comfort of a user is improved.

Description

Control method and system of air conditioner, wire controller and indoor unit

Technical Field

The invention relates to the technical field of air conditioner control, in particular to a control method and a control system of an air conditioner, a wire controller, an indoor unit and the air conditioner.

Background

For an air conditioning system with one wire controller connected with a plurality of indoor units, as the indoor units can be controlled by a centralized controller, a wire controller, a remote controller and the like, the conflict situation that the working mode of one indoor unit is a cooling mode, and the working modes of other indoor units are heating modes and the like can occur in the plurality of indoor units controlled by the same wire controller. When the indoor units are set to the automatic mode, the different indoor units may operate in the cooling mode and the heating mode simultaneously due to different temperatures of the indoor units.

Indoor units under the same wire controller are usually installed in the same space, if different indoor units run two conflicting modes of cooling and heating at the same time, the cooling/heating efficiency of the air conditioner can be reduced, the comfort level of the user for using the air conditioner is reduced, and the user experience is influenced.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art or the related art.

To this end, a first aspect of the present invention is to provide a control method of an air conditioner line controller.

A second aspect of the present invention is to provide a control system of a wired controller of an air conditioner.

A third aspect of the present invention is to provide a line controller.

A fourth aspect of the present invention is to provide a method for controlling an indoor unit of an air conditioner.

A fifth aspect of the present invention is to provide a control system for an indoor unit of an air conditioner.

A sixth aspect of the present invention is to provide an indoor unit.

A seventh aspect of the present invention is to provide an air conditioner.

In view of the above, according to a first aspect of the present invention, there is provided a control method for an air conditioner including a plurality of indoor units and a line controller for controlling operations of the plurality of indoor units of the air conditioner, the control method including: acquiring a priority operation mode and a current operation mode corresponding to at least one indoor unit in a plurality of indoor units; and controlling at least one indoor unit to work according to the priority operation mode and the current operation mode corresponding to at least one indoor unit in the plurality of indoor units.

The control method of the air conditioner is used for a wire controller of the air conditioner, obtains the priority operation mode and the current operation mode of at least one indoor unit in a plurality of indoor units, and controls the corresponding indoor unit to work according to the priority operation mode and the current operation mode of at least one indoor unit. According to the invention, the priority operation mode is set through the wire controller, the current operation mode of the indoor unit is obtained, and when the priority operation mode conflicts with the current operation mode of the indoor unit, the current operation mode of the indoor unit is adjusted, so that the condition that the operation modes conflict among different indoor units under the same wire controller is avoided, the working efficiency of the air conditioner is ensured, and the comfort of users is improved.

The control method of the air conditioner according to the present invention may further include the following technical features:

in the foregoing technical solution, preferably, the step of controlling at least one indoor unit to operate according to the priority operation mode and a current operation mode corresponding to at least one indoor unit of the plurality of indoor units specifically includes: judging whether the priority operation mode is a first preset priority mode or not; when the priority operation mode is a first preset priority mode, controlling at least one indoor unit to work according to the first preset priority mode and the current operation mode corresponding to the at least one indoor unit; when the priority operation mode is not the first preset priority mode, further judging whether the priority operation mode is the second preset priority mode; when the priority operation mode is a second preset priority mode, controlling at least one indoor unit to work according to the second preset priority mode and the current operation mode corresponding to the at least one indoor unit; the first preset priority mode and the second preset priority mode comprise: a cooling mode and a heating mode.

In the technical scheme, after the priority operation mode is obtained, whether the priority operation mode is a refrigeration mode is judged; if the priority operation mode is the refrigeration mode, controlling at least one indoor unit to work according to the priority refrigeration mode and the current operation mode of at least one indoor unit; if the priority operation mode is not the refrigeration mode, further judging whether the priority operation mode is the heating mode; and if the priority operation mode is the heating mode, controlling at least one indoor unit to work according to the priority heating mode and the current operation mode of at least one indoor unit. The specific type of the priority operation mode is determined, so that the indoor unit can be controlled to work according to the type of the priority operation mode and the current operation mode of the indoor unit, and the situation that operation mode conflicts occur in different indoor units under the same wire controller is avoided.

In any of the above technical solutions, preferably, the step of controlling at least one indoor unit to operate according to the first preset priority mode and the current operation mode corresponding to the at least one indoor unit specifically includes: comparing the first preset priority mode with the current operation mode corresponding to at least one indoor unit respectively; when the comparison result is consistent, controlling the indoor unit to continue to operate according to the current operation mode; when the comparison result is inconsistent, controlling the indoor unit to operate according to a preset mode; the preset mode is an air supply mode or a standby mode; controlling at least one indoor unit to work according to a second preset priority mode and a current operation mode corresponding to the at least one indoor unit, and specifically comprising the following steps: comparing the second preset priority mode with the current operation mode corresponding to at least one indoor unit respectively; when the comparison result is consistent, controlling at least one indoor unit to continuously operate according to the current operation mode; when the comparison results are inconsistent, controlling at least one indoor unit to operate according to a preset mode; the preset mode is an air supply mode or a standby mode.

In the technical scheme, the priority operation mode is compared with the current operation mode of the indoor unit, if the priority operation mode is consistent with the current operation mode of at least one indoor unit, the control means that the at least one indoor unit keeps the current operation mode unchanged to continue working, and if the priority operation mode is inconsistent with the current operation mode of the at least one indoor unit, the control means controls the at least one indoor unit to work in an air supply mode or a standby mode. The current operation mode of the indoor unit is adjusted when the priority operation mode conflicts with the current operation mode of the indoor unit, the condition that the operation modes conflict among different indoor units under the same wire controller is avoided, the working efficiency of the air conditioner is guaranteed, and the comfort of users is improved.

In any of the above technical solutions, preferably, when the priority operation mode is not the second preset priority mode, further determining whether the priority operation mode is the third preset priority mode; when the priority operation mode is a third preset priority mode, controlling at least one indoor unit to work according to the third preset priority mode and the current operation mode corresponding to the at least one indoor unit; when the priority operation mode is not the third preset priority mode, if the priority operation mode is the fourth preset priority mode, controlling at least one indoor unit to work according to the fourth preset priority mode and the current operation mode corresponding to the at least one indoor unit; the third preset priority mode and the fourth preset priority mode comprise a multi-open mode and a preset indoor unit mode.

In the technical scheme, after the priority operation mode is obtained, whether the priority operation mode is a multi-open mode is judged; if the priority operation mode is the multi-opening mode, controlling at least one indoor unit to work according to the priority multi-opening mode and the current operation mode of at least one indoor unit; if the priority operation mode is not the multi-open mode, further judging whether the priority operation mode is a preset indoor unit mode; and if the priority operation mode is the preset indoor unit mode, controlling at least one indoor unit to work according to the priority preset indoor unit mode and the current operation mode of at least one indoor unit. Therefore, the indoor unit can be controlled to work according to the type of the priority operation mode and the current operation mode of the indoor unit, so that the situation that operation modes of different indoor units in the same wire controller conflict is avoided.

In any of the above technical solutions, preferably, when the priority operation mode is a third preset priority mode, the step of controlling at least one indoor unit to operate according to the priority operation mode and a current operation mode corresponding to the at least one indoor unit specifically includes: acquiring a target mode according to the current operation mode; the target mode is the operation mode with the maximum times in the current operation mode; comparing the target mode with a current operation mode corresponding to at least one indoor unit; when the comparison result is consistent, controlling at least one indoor unit to continuously operate according to the current operation mode; when the comparison results are inconsistent, controlling at least one indoor unit to operate according to a preset mode; the preset mode is an air supply mode or a standby mode.

In the technical scheme, when the priority operation mode is the multi-open mode, the mode which appears most in the current operation modes of all the indoor units is selected as the priority operation mode and is compared with the current operation mode of at least one indoor unit, if the comparison result is consistent, the indoor unit is controlled to keep the current operation mode unchanged to continue working, and if the comparison result is inconsistent, the indoor unit is controlled to operate and supply air or to be in standby. The current operation mode of the indoor unit is adjusted when the priority operation mode conflicts with the current operation mode of the indoor unit, the condition that the operation modes conflict among different indoor units under the same wire controller is avoided, the working efficiency of the air conditioner is guaranteed, and the comfort of users is improved.

In any of the above technical solutions, preferably, when the priority operation mode is the fourth preset priority mode, the step of controlling at least one indoor unit to operate according to the priority operation mode and the current operation mode corresponding to the at least one indoor unit specifically includes: acquiring an operation mode of a preset indoor unit; comparing the operation mode of a preset indoor unit with the current operation mode corresponding to at least one indoor unit; when the comparison result is consistent, controlling at least one indoor unit to continuously operate according to the current operation mode; when the comparison results are inconsistent, controlling at least one indoor unit to operate according to a preset mode; the preset mode is an air supply mode or a standby mode.

In the technical scheme, when the priority operation mode is the preset indoor unit mode, the operation mode of the preset indoor unit is obtained, the operation mode of the preset indoor unit is compared with the current operation of at least one indoor unit, if the comparison result is consistent, the indoor unit is controlled to keep the current operation mode unchanged to continue working, and if the comparison result is inconsistent, the indoor unit is controlled to operate, supply air or stand-by. The current operation mode of the indoor unit is adjusted when the priority operation mode conflicts with the current operation mode of the indoor unit, the condition that the operation modes conflict among different indoor units under the same wire controller is avoided, the working efficiency of the air conditioner is guaranteed, and the comfort of users is improved.

In any of the above technical solutions, preferably, before the step of obtaining the priority operation mode, the method further includes: judging whether the function of the preset priority operation mode is effective or not; when the function of the preset priority operation mode is effective, acquiring the priority operation mode and a current operation mode corresponding to at least one indoor unit in the plurality of indoor units; and when the preset priority operation mode function is invalid, controlling the operation modes of the indoor units to be kept unchanged.

In the technical scheme, whether the function of the preset priority operation mode is effective or not is judged, if so, the priority operation mode and the current operation mode of at least one indoor unit are further acquired, so that the indoor unit is controlled to work, and if not, the operation mode of the indoor unit is controlled to be kept unchanged. The user can select whether to use the conflict management function, namely the preset priority operation mode function according to actual needs, so that the practicability of the air conditioner is improved.

In a second aspect of the present invention, a control system for an air conditioner is provided, where the air conditioner includes a plurality of indoor units and a line controller, and the line controller is configured to control the plurality of indoor units, and includes: the first obtaining unit is used for obtaining a priority operation mode and a current operation mode corresponding to at least one indoor unit in the plurality of indoor units; and the first control unit is used for controlling at least one indoor unit to work according to the priority operation mode and the current operation mode corresponding to at least one indoor unit in the plurality of indoor units.

The control system of safe operation provided by the invention is used for a wire controller of an air conditioner, obtains a priority operation mode and the current operation mode of at least one indoor unit in a plurality of indoor units, and controls the corresponding indoor unit to work according to the priority operation mode and the current operation mode of at least one indoor unit. According to the invention, the priority operation mode is set through the wire controller, the current operation mode of the indoor unit is obtained, and when the priority operation mode conflicts with the current operation mode of the indoor unit, the current operation mode of the indoor unit is adjusted, so that the condition that the operation modes conflict among different indoor units under the same wire controller is avoided, the working efficiency of the air conditioner is ensured, and the comfort of users is improved.

The control method for the above-described safety operation according to the present invention may further have the following technical features:

in the foregoing technical solution, preferably, the first control unit specifically includes: the first judging unit is used for judging whether the priority running mode is a first preset priority mode or not; the second control unit is used for controlling at least one indoor unit to work according to the first preset priority mode and the current operation mode corresponding to the at least one indoor unit when the priority operation mode is the first preset mode; a second judging unit, configured to further judge whether the priority operation mode is a second preset priority mode when the priority operation mode is not the first preset priority mode; the third control unit is used for controlling at least one indoor unit to work according to the second preset priority mode and the current operation mode corresponding to the at least one indoor unit when the priority operation mode is the second preset mode; the first preset priority mode and the second preset priority mode comprise: a cooling mode and a heating mode.

In any of the above technical solutions, preferably, the second control unit specifically includes: the first comparison unit is used for comparing the first preset priority mode with the current operation mode corresponding to at least one indoor unit; the fourth control unit is used for controlling at least one indoor unit to continuously operate according to the current operation mode when the comparison result is consistent; the fifth control unit is used for controlling at least one indoor unit to operate according to a preset mode when the comparison result is inconsistent; the third control unit specifically includes: the second comparison unit is used for comparing the second preset priority mode with the current operation mode corresponding to at least one indoor unit; the sixth control unit is used for controlling at least one indoor unit to continuously operate according to the current operation mode when the comparison result is consistent; the seventh control unit is used for controlling at least one indoor unit to operate according to a preset mode when the comparison result is inconsistent; the preset mode is an air supply mode or a standby mode.

In the technical scheme, the priority operation mode is compared with the current operation mode of the indoor unit, if the priority operation mode is consistent with the current operation mode of the indoor unit, the indoor unit is controlled to keep the current operation mode unchanged to continue working, and if the priority operation mode is inconsistent with the current operation mode of the indoor unit, the indoor unit is controlled to work in an air supply mode or a standby mode. The current operation mode of the indoor unit is adjusted when the priority operation mode conflicts with the current operation mode of the indoor unit, the condition that the operation modes conflict among different indoor units under the same wire controller is avoided, the working efficiency of the air conditioner is guaranteed, and the comfort of users is improved.

In any one of the foregoing technical solutions, preferably, the third determining unit is configured to further determine whether the priority operation mode is a third preset priority mode when the priority operation mode is not the second preset priority mode; the eighth control unit is used for controlling at least one indoor unit to work according to the third preset priority mode and the current operation mode corresponding to the at least one indoor unit when the priority operation mode is the third preset priority mode; the ninth control unit is used for controlling at least one indoor unit to work according to the fourth preset priority mode and the current operation mode corresponding to the at least one indoor unit when the priority operation mode is not the third preset priority mode and the priority operation mode is the fourth preset priority mode; the third preset priority mode and the fourth preset priority mode comprise a multi-open mode and a preset indoor unit mode.

In the technical scheme, after the priority operation mode is obtained, whether the priority operation mode is a multi-open mode is judged; if the priority operation mode is the multi-opening mode, controlling at least one indoor unit to work according to the priority multi-opening mode and the current operation mode of at least one indoor unit; and if the priority operation mode is not the multi-open mode and is the preset indoor unit mode, controlling at least one indoor unit to work according to the priority preset indoor unit mode and the current operation mode of at least one indoor unit. Therefore, the indoor unit can be controlled to work according to the type of the priority operation mode and the current operation mode of the indoor unit, so that the situation that operation modes of different indoor units in the same wire controller conflict is avoided.

In any of the above technical solutions, preferably, the eighth control unit specifically includes: the second acquisition unit is used for acquiring a target mode according to the current operation mode; the target mode is the operation mode with the maximum times in the current operation mode; the second comparison unit is used for comparing the target mode with the current operation mode corresponding to at least one indoor unit; the tenth control unit is used for controlling at least one indoor unit to continuously operate according to the current operation mode when the comparison result is consistent; the eleventh control unit is used for controlling at least one indoor unit to operate according to a preset mode when the comparison result is inconsistent; the preset mode is an air supply mode or a standby mode.

In any one of the above technical solutions, preferably, the ninth control unit specifically includes: the third acquisition unit is used for acquiring the operation mode of the preset indoor unit; the third comparison unit is used for comparing the operation mode of the preset indoor unit with the current operation mode corresponding to at least one indoor unit; the twelfth control unit is used for controlling at least one indoor unit to continuously operate according to the current operation mode when the comparison result is consistent; the thirteenth control unit is used for controlling at least one indoor unit to operate according to a preset mode when the comparison result is inconsistent; the preset mode is an air supply mode or a standby mode.

In any of the above technical solutions, preferably, the fourth determining unit is configured to determine whether a preset priority operation mode function is valid; the first obtaining unit is used for obtaining a priority operation mode and a current operation mode corresponding to at least one indoor unit in the plurality of indoor units when the function of the preset priority operation mode is effective; and a fourteenth control unit for controlling the operation modes of the plurality of indoor units to remain unchanged when the preset priority operation mode function is invalid.

In the technical scheme, whether the function of the preset priority operation mode is effective or not is judged, if so, the priority operation mode and the current operation mode of at least one indoor unit in the indoor units are further acquired, so that the at least one indoor unit is controlled to work, and if not, the operation mode of the indoor unit is controlled to be kept unchanged. The user can select whether to use the conflict management function, namely the preset priority operation mode function according to actual needs, so that the practicability of the air conditioner is improved.

In a third aspect of the present invention, a line controller is provided, which includes the control system of the air conditioner line controller in any of the above technical solutions.

The wire controller according to the present invention includes the control system of the air conditioner wire controller, and thus has all the advantages of the control system of the air conditioner wire controller, which are not described herein again.

In a fourth aspect of the present invention, a control method for an air conditioner is provided, where the air conditioner includes a plurality of indoor units and a line controller, and the line controller is configured to control the plurality of indoor units to operate, and the control method includes: acquiring a priority operation mode and a current operation mode sent by a wire controller; and working according to the priority operation mode and the current operation mode.

The control method of the air conditioner provided by the invention obtains the priority operation mode sent by the wire controller and the current operation mode of the indoor unit and works according to the priority operation mode and the current operation mode of the indoor unit. According to the invention, by acquiring the priority operation mode set by the wire controller and the current operation mode of the indoor unit, when the priority operation mode conflicts with the current operation mode of the indoor unit, the current operation mode of the indoor unit is adjusted, so that the condition that the operation modes conflict among different indoor units under the same wire controller is avoided, the working efficiency of the air conditioner is ensured, and the comfort of users is improved.

in the above technical solution, preferably, the step of operating according to the priority operation mode and the current operation mode specifically includes: comparing the priority mode with the current operation mode respectively; when the comparison result is consistent, controlling the indoor unit to continue to operate according to the current operation mode; when the comparison result is inconsistent, controlling the indoor unit to operate according to a preset mode; the preset mode is an air supply mode or a standby mode.

In any of the above technical solutions, preferably, before the step of acquiring the priority operation mode and the current operation mode sent by the line controller, the method further includes: receiving a function instruction of a preset priority operation mode sent by a wire controller; judging whether a function instruction of a preset priority operation mode is effective or not; when the function of the preset priority operation mode is invalid, controlling the operation mode of the indoor unit to be kept unchanged; and when the function instruction of the preset priority operation mode is effective, acquiring the priority operation mode and the current operation mode sent by the wire controller.

In the technical scheme, a preset priority operation mode function instruction sent by a line controller is received, whether the preset priority operation mode function is effective or not is further judged, if yes, the priority operation mode and the current operation modes of a plurality of indoor units are further obtained, so that the indoor units are controlled to work, and if not, the operation modes of the indoor units are controlled to be kept unchanged. The user can select whether to use the conflict management function, namely the preset priority operation mode function according to actual needs, so that the practicability of the air conditioner is improved.

According to a fifth aspect of the present invention, there is provided a control system for an air conditioner, the air conditioner being used for an indoor unit, the air conditioner including a plurality of indoor units and a line controller, the line controller being used for controlling the plurality of indoor units to operate, the control system including: the acquisition unit is used for transmitting the priority operation mode and the current operation mode by the wire controller; and the first control unit is used for working according to the priority operation mode and the current operation mode.

The control system of the air conditioner provided by the invention obtains the priority operation mode sent by the wire controller and the current operation mode of the indoor unit and works according to the priority operation mode and the current operation mode of the indoor unit. According to the invention, by acquiring the priority operation mode set by the wire controller and the current operation mode of the indoor unit, when the priority operation mode conflicts with the current operation mode of the indoor unit, the current operation mode of the indoor unit is adjusted, so that the condition that the operation modes conflict among different indoor units under the same wire controller is avoided, the working efficiency of the air conditioner is ensured, and the comfort of users is improved.

The control system of the air conditioner according to the present invention may further include the following features:

in the foregoing technical solution, preferably, the first control unit specifically includes: the comparison unit is used for comparing the priority mode with the current operation mode respectively; the second control unit is used for controlling the indoor unit to continuously operate according to the current operation mode when the comparison result is consistent; the third control unit is used for controlling the indoor unit to operate according to the preset mode when the comparison result is inconsistent; the preset mode is an air supply mode or a standby mode.

In any of the above technical solutions, preferably, the receiving unit is configured to receive a preset function instruction sent by the line controller; the judging unit is used for judging whether the function of the preset priority running mode is effective or not; the fourth control unit is used for controlling the operation mode of the indoor unit to be kept unchanged when the function of the preset priority operation mode is invalid; and the acquisition unit is used for acquiring the priority operation mode and the current operation mode sent by the wire controller when the function of the preset priority operation mode is effective.

The invention provides an indoor unit, which comprises the control system of the indoor unit of the air conditioner in any technical scheme.

The indoor unit according to the present invention includes the control system of the air conditioner indoor unit, and thus has all the advantages of the control system of the air conditioner indoor unit, which are not described herein again.

In a seventh aspect of the present invention, an air conditioner is provided, which includes a control system or a line controller of the air conditioner line controller in any one of the above technical solutions, and a control system or an indoor unit of an air conditioner indoor unit in any one of the above technical solutions.

According to the air conditioner of the present invention, the control system or the wire controller including the air conditioner wire controller and the control system or the indoor unit of the air conditioner indoor unit are included, so that the control system or the wire controller including the air conditioner wire controller and the control system or the indoor unit of the air conditioner indoor unit have all the advantages, which are not described herein again.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a flowchart illustrating a control method of an air conditioner line controller according to an embodiment of the present invention;

fig. 2 is a flowchart illustrating a control method of an air conditioner line controller according to another embodiment of the present invention;

fig. 3 is a flowchart illustrating a control method of an air conditioner line controller according to still another embodiment of the present invention;

fig. 4 is a flowchart illustrating a control method of an air conditioner line controller according to still another embodiment of the present invention;

fig. 5 is a flowchart illustrating a control method of an air conditioner line controller according to still another embodiment of the present invention;

FIG. 6a shows a block schematic diagram of a control system for an air conditioner drive-thru of one embodiment of the present invention;

FIG. 6b is a schematic block diagram of a control system of an air conditioner drive-by-wire of another embodiment of the present invention;

FIG. 6c shows a schematic block diagram of a control system of an air conditioner line controller according to still another embodiment of the present invention;

FIG. 6d shows a schematic block diagram of a control system of an air conditioner drive-by-wire of yet another embodiment of the present invention;

FIG. 6e shows a schematic block diagram of a control system for an air conditioner drive-by-wire of yet another embodiment of the present invention;

FIG. 6f shows a schematic block diagram of a control system for an air conditioner drive-by-wire of yet another embodiment of the present invention;

fig. 7 is a flow chart illustrating a control method of an indoor unit of an air conditioner according to an embodiment of the invention;

fig. 8 is a flow chart illustrating a control method of an indoor unit of an air conditioner according to another embodiment of the invention;

fig. 9 is a flow chart illustrating a control method of an indoor unit of an air conditioner according to still another embodiment of the present invention;

fig. 10a shows a schematic block diagram of a control system of an indoor unit of an air conditioner according to an embodiment of the present invention;

fig. 10b shows a schematic block diagram of a control system of an indoor unit of an air conditioner according to another embodiment of the present invention;

fig. 10c shows a schematic block diagram of a control system of an indoor unit of an air conditioner according to still another embodiment of the present invention.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.

In an embodiment of a first aspect of the present invention, a control method for an air conditioner is provided, where fig. 1 shows a flowchart of a control method for a line controller of an air conditioner according to an embodiment of the present invention. The air conditioner comprises a plurality of indoor units and a wire controller, wherein the wire controller is used for controlling the plurality of indoor units of the air conditioner to work, and the control method comprises the following steps:

102, acquiring a priority operation mode and a current operation mode corresponding to at least one indoor unit in a plurality of indoor units;

and 104, controlling at least one indoor unit to work according to the priority operation mode and the current operation mode corresponding to at least one indoor unit in the plurality of indoor units.

The control method of the air conditioner is used for a wire controller of the air conditioner, obtains the priority operation mode and the current operation mode of at least one indoor unit in a plurality of indoor units, and controls the corresponding indoor unit to work according to the priority operation mode and the current operation mode of at least one indoor unit. According to the invention, the priority operation mode is set through the line controller, the current operation mode of the indoor unit is obtained, and when the priority operation mode conflicts with the current operation mode of the indoor unit, the current operation mode of the indoor unit is adjusted, so that the condition that operation modes conflict, such as part of the indoor units are in a refrigeration mode and part of the indoor units are in a heating mode, of different indoor units under the same line controller is avoided, the refrigeration and heating working efficiency of the air conditioner is ensured, and the user comfort is improved.

Fig. 2 is a flow chart illustrating a control method of an air conditioner line controller according to another embodiment of the present invention.

As shown in fig. 2, the control method of the air conditioner line controller includes:

step 202, acquiring a priority operation mode and a current operation mode corresponding to at least one indoor unit in a plurality of indoor units;

step 204, judging whether the priority operation mode is a first preset priority mode;

step 206, when the priority operation mode is a first preset priority mode, controlling at least one indoor unit to work according to the first preset priority mode and a current operation mode corresponding to the at least one indoor unit;

step 208, when the priority operation mode is not the first preset priority mode, further judging whether the priority operation mode is the second preset priority mode;

step 210, when the priority operation mode is a second preset priority mode, controlling at least one indoor unit to work according to the second preset priority mode and a current operation mode corresponding to the at least one indoor unit;

the first preset priority mode and the second preset priority mode comprise: a cooling mode, a heating mode;

and 212, when the priority operation mode is not the second preset priority mode, controlling at least one indoor unit to work according to the priority operation mode and the current operation mode corresponding to the at least one indoor unit.

In this embodiment, after the priority operation mode is obtained, it is first determined whether the priority operation mode is the cooling mode; if the priority operation mode is the refrigeration mode, controlling at least one indoor unit to work according to the priority refrigeration mode and the current operation mode of at least one indoor unit; if the priority operation mode is not the refrigeration mode, further judging whether the priority operation mode is the heating mode; and if the priority operation mode is the heating mode, controlling at least one indoor unit to work according to the priority heating mode and the current operation mode of at least one indoor unit. The specific type of the priority operation mode is determined, so that the indoor unit can be controlled to work according to the type of the priority operation mode and the current operation mode of the indoor unit, the conflict of operation modes such as a part of indoor units in a refrigeration mode and a part of indoor units in a heating mode of different indoor units under the same wire controller is avoided, the refrigeration and heating work efficiency of the air conditioner is ensured, and the comfort of users is improved.

Fig. 3 is a flowchart illustrating a control method of an air conditioner line controller according to still another embodiment of the present invention.

As shown in fig. 3, the control method of the air conditioner line controller includes:

step 302, acquiring a priority operation mode and a current operation mode corresponding to at least one indoor unit in a plurality of indoor units;

step 304, judging whether the priority operation mode is a first preset priority mode;

step 306, when the priority operation mode is a first preset priority mode, comparing the first preset priority mode with the current operation mode corresponding to at least one indoor unit respectively;

308, when the comparison result is consistent, controlling at least one indoor unit to continuously operate according to the current operation mode;

step 310, when the comparison result is inconsistent, controlling at least one indoor unit to operate according to a preset mode;

step 312, when the priority operation mode is not the first preset priority mode, further determining whether the priority operation mode is the second preset priority mode;

step 314, when the priority operation mode is a second preset priority mode, comparing the second preset priority mode with the current operation mode corresponding to at least one indoor unit respectively;

step 316, when the comparison result is consistent, controlling at least one indoor unit to continue to operate according to the current operation mode;

step 318, when the comparison result is inconsistent, controlling at least one indoor unit to operate according to a preset mode;

and 320, when the priority operation mode is not the second preset priority mode, controlling at least one indoor unit to work according to the priority operation mode and the current operation mode corresponding to the at least one indoor unit.

In this embodiment, the priority operation mode is compared with the current operation mode of the at least one indoor unit, if the priority operation mode is consistent with the current operation mode of the at least one indoor unit, the at least one indoor unit is controlled to keep the current operation mode unchanged to continue to operate, and if the priority operation mode is inconsistent with the current operation mode of the at least one indoor unit, the at least one indoor unit is controlled to operate in an air supply mode or a standby mode. The current operation mode of the indoor unit is adjusted when the priority operation mode conflicts with the current operation mode of the indoor unit, the condition that part of indoor units are in a refrigeration mode and part of indoor units are in a heating mode and other operation mode conflicts in different indoor units under the same wire controller is avoided, the refrigeration and heating work efficiency of the air conditioner is guaranteed, and the comfort of users is improved.

Fig. 4 is a flowchart illustrating a control method of an air conditioner line controller according to still another embodiment of the present invention.

As shown in fig. 4, the control method of the air conditioner line controller includes:

402, acquiring a priority operation mode and a current operation mode corresponding to at least one indoor unit in a plurality of indoor units;

step 404, judging whether the priority operation mode is a first preset priority mode;

step 406, when the priority operation mode is a first preset priority mode, comparing the priority mode with the current operation mode corresponding to at least one indoor unit respectively;

step 408, when the comparison result is consistent, controlling at least one indoor unit to continue to operate according to the current operation mode;

step 410, when the comparison result is inconsistent, controlling at least one indoor unit to operate according to a preset mode;

step 412, when the priority operation mode is not the first preset priority mode, further determining whether the priority operation mode is the second preset priority mode;

step 414, comparing the priority mode with the current operation mode corresponding to at least one indoor unit when the priority operation mode is the second preset priority mode;

step 416, when the comparison result is consistent, controlling at least one indoor unit to continue to operate according to the current operation mode;

step 418, when the comparison result is inconsistent, controlling at least one indoor unit to operate according to a preset mode;

step 420, when the priority operation mode is not the second preset priority mode, further determining whether the priority operation mode is the third preset priority mode;

step 422, when the priority operation mode is a third preset priority mode, controlling at least one indoor unit to work according to the third preset priority mode and the current operation mode corresponding to the at least one indoor unit;

step 424, when the priority operation mode is not the third preset priority mode, and the priority operation mode is the fourth preset priority mode, controlling at least one indoor unit to work according to the fourth preset priority mode and the current operation mode corresponding to the at least one indoor unit;

the third preset priority mode and the fourth preset priority mode comprise a multi-open mode and a preset indoor unit mode.

In this embodiment, after the priority operation mode is obtained, it is first determined whether the priority operation mode is the multi-open mode; if the priority operation mode is the multi-opening mode, controlling at least one indoor unit to work according to the priority multi-opening mode and the current operation mode of at least one indoor unit; and if the priority operation mode is not the multi-open mode and is the preset indoor unit mode, controlling at least one indoor unit to work according to the preset indoor unit mode and the current operation mode of at least one indoor unit. Therefore, the indoor unit can be controlled to work according to the type of the prior operation mode and the current operation mode of the indoor unit, the condition that operation modes conflict, such as part of the indoor units are in a refrigeration mode and part of the indoor units are in a heating mode, of different indoor units under the same wire controller is avoided, the refrigeration and heating work efficiency of the air conditioner is ensured, and the comfort of users is improved.

Fig. 5 is a flowchart illustrating a control method of an air conditioner line controller according to still another embodiment of the present invention.

As shown in fig. 5, the control method of the air conditioner line controller includes:

step 502, obtaining a priority operation mode and a current operation mode corresponding to at least one indoor unit in a plurality of indoor units;

step 504, judging whether the priority operation mode is a first preset priority mode;

step 506, when the priority operation mode is a first preset priority mode, comparing the priority mode with the current operation mode corresponding to at least one indoor unit respectively;

step 508, when the comparison result is consistent, controlling at least one indoor unit to continue to operate according to the current operation mode;

step 510, when the comparison result is inconsistent, controlling at least one indoor unit to operate according to a preset mode;

step 512, when the priority operation mode is not the first preset priority mode, further determining whether the priority operation mode is the second preset priority mode;

step 514, comparing the priority mode with the current operation mode corresponding to at least one indoor unit when the priority operation mode is the second preset priority mode;

step 516, when the comparison results are consistent, controlling at least one indoor unit to continue to operate according to the current operation mode;

step 518, when the comparison results are inconsistent, controlling at least one indoor unit to operate according to a preset mode;

step 520, when the priority operation mode is not the second preset priority mode, further judging whether the priority operation mode is the third preset priority mode;

step 522, when the priority operation mode is a third preset priority mode, acquiring a target mode according to the current operation mode;

step 524, comparing the target mode with a current operation mode corresponding to at least one indoor unit;

step 526, when the comparison result is consistent, controlling at least one indoor unit to continue to operate according to the current operation mode;

step 528, when the comparison result is inconsistent, controlling at least one indoor unit to operate according to a preset mode;

step 530, when the priority operation mode is not the third preset priority mode, and the priority operation mode is the fourth preset priority mode, acquiring the operation mode of the preset indoor unit;

step 532, comparing the operation mode of the preset indoor unit with the current operation mode corresponding to at least one indoor unit;

step 534, when the comparison result is consistent, controlling at least one indoor unit to continue to operate according to the current operation mode;

step 536, when the comparison result is inconsistent, controlling at least one indoor unit to operate according to a preset mode;

the third preset priority mode and the fourth preset priority mode comprise a multi-switch mode and a preset indoor unit mode, and the preset mode is an air supply mode or a standby mode.

In this embodiment, when the priority operation mode is the multi-open mode, the mode with the largest occurrence in the current operation modes of all the indoor units is selected as the priority operation mode, and is compared with the current operation mode of at least one indoor unit, if the comparison result is consistent, the indoor unit is controlled to keep the current operation mode unchanged to continue working, and if the comparison result is inconsistent, the indoor unit is controlled to operate and supply air or to be in standby.

Further, when the prior operation mode is the preset indoor unit mode, the operation mode of the preset indoor unit is obtained, the operation mode of the preset indoor unit is compared with the current operation of at least one indoor unit, if the comparison result is consistent, the indoor unit is controlled to keep the current operation mode unchanged to continue working, and if the comparison result is inconsistent, the indoor unit is controlled to operate, supply air or stand-by. The current operation mode of the indoor unit is adjusted when the priority operation mode conflicts with the current operation mode of the indoor unit, the condition that the operation modes conflict among different indoor units under the same wire controller is avoided, the working efficiency of the air conditioner is guaranteed, and the comfort of users is improved.

In an embodiment of the present invention, preferably, before the step of obtaining the priority operation mode, the method further includes: judging whether the function of the preset priority operation mode is effective or not; when the function of the preset priority operation mode is effective, acquiring the priority operation mode and a current operation mode corresponding to at least one indoor unit in the plurality of indoor units; and when the preset priority operation mode function is invalid, controlling the operation modes of the indoor units to be kept unchanged.

In this embodiment, it is determined whether the preset priority operation mode function is valid, and if so, the priority operation mode and the current operation mode of at least one of the plurality of indoor units are further obtained, so as to control the indoor unit to operate, and if not, the operation mode of the indoor unit is controlled to remain unchanged. The user can select whether to use the conflict management function, namely the preset priority operation mode function according to actual needs, so that the practicability of the air conditioner is improved.

In the embodiment of the second aspect of the present invention, a control system of an air conditioner is provided for a wire controller, and fig. 6a shows a schematic block diagram of the control system of the wire controller of the air conditioner according to an embodiment of the present invention. The air conditioner includes a plurality of indoor units and a line controller, the line controller is used for controlling the plurality of indoor units to work, the control system 60 of the air conditioner includes:

a first obtaining unit 62, configured to obtain a priority operation mode and a current operation mode corresponding to at least one indoor unit in the plurality of indoor units;

and the first control unit 64 is configured to control at least one indoor unit to operate according to the priority operation mode and a current operation mode corresponding to at least one indoor unit of the plurality of indoor units.

The control system of the air conditioner is used for a wire controller of the air conditioner, acquiring a priority operation mode and the current operation mode of at least one indoor unit in a plurality of indoor units, and controlling the corresponding indoor unit to work according to the priority operation mode and the current operation mode of the at least one indoor unit. According to the invention, the priority operation mode is set through the line controller, the current operation mode of the indoor unit is obtained, and when the priority operation mode conflicts with the current operation mode of the indoor unit, the current operation mode of the indoor unit is adjusted, so that the condition that operation modes conflict, such as part of the indoor units are in a refrigeration mode and part of the indoor units are in a heating mode, of different indoor units under the same line controller is avoided, the refrigeration and heating working efficiency of the air conditioner is ensured, and the user comfort is improved.

Fig. 6b shows a schematic block diagram of a control system of an air conditioner line controller according to another embodiment of the present invention.

As shown in fig. 6b, the control system 60 of the air conditioner line controller includes:

a first obtaining unit 62, configured to obtain a priority operation mode and current operation modes corresponding to multiple indoor units;

the first control unit 64 is configured to control the plurality of indoor units to operate according to the priority operation mode and the current operation mode corresponding to the plurality of indoor units;

the first control unit 64 specifically includes:

a first judging unit 642, configured to judge whether the priority operation mode is a first preset priority mode;

a second control unit 644, configured to, when the priority operation mode is a first preset mode, control the multiple indoor units to operate according to the first preset priority mode and current operation modes corresponding to the multiple indoor units;

a second judging unit 646, configured to further judge whether the priority operation mode is a second preset priority mode when the priority operation mode is not the first preset priority mode;

a third control unit 648, configured to control the multiple indoor units to operate according to the second preset priority mode and the current operation modes corresponding to the multiple indoor units when the priority operation mode is the second preset mode;

the first preset priority mode and the second preset priority mode comprise: a cooling mode and a heating mode.

Fig. 6c shows a schematic block diagram of a control system of an air conditioner line controller according to still another embodiment of the present invention.

As shown in fig. 6c, the control system 60 of the air conditioner line controller includes:

the first control unit 64 specifically includes:

the second control unit 644 specifically includes:

a first comparing unit 6442, configured to compare the first preset priority mode with current operation modes corresponding to the multiple indoor units, respectively;

a fourth control unit 6444, configured to, when the comparison result is consistent, control the indoor unit to continue to operate according to the current operation mode;

a fifth control unit 6446, configured to control the indoor unit to operate according to a preset mode when the comparison result is inconsistent;

the third control unit 648 specifically includes:

a second comparing unit 6482, configured to compare the second preset priority mode with current operation modes corresponding to the multiple indoor units, respectively;

a sixth control unit 6484, configured to, when the comparison result is consistent, control the indoor unit to continue to operate according to the current operation mode;

a seventh control unit 6486, configured to control the indoor unit to operate according to the preset mode when the comparison result is inconsistent;

the preset mode is an air supply mode or a standby mode.

Fig. 6d shows a schematic block diagram of a control system of an air conditioner line controller according to still another embodiment of the present invention.

As shown in fig. 6d, the control system 60 of the air conditioner line controller includes:

the first control unit 64 specifically includes:

the second control unit 644 specifically includes:

the third control unit 648 specifically includes:

the preset mode is an air supply mode or a standby mode;

a third determining unit 6410, configured to, when the priority operation mode is not the second preset priority mode, further determine whether the priority operation mode is the third preset priority mode;

an eighth control unit 6412, configured to, when the priority operation mode is a third preset priority mode, control at least one indoor unit to operate according to the third preset priority mode and a current operation mode corresponding to the at least one indoor unit;

a ninth control unit 6414, configured to, when the priority operation mode is not the third preset priority mode, and the priority operation mode is the fourth preset priority mode, control at least one indoor unit to operate according to the fourth preset priority mode and a current operation mode corresponding to the at least one indoor unit;

In this embodiment, after the priority operation mode is obtained, it is first determined whether the priority operation mode is the multi-open mode; if the priority operation mode is the multi-opening mode, controlling the indoor unit to work according to the priority multi-opening mode and the current operation mode of the indoor unit; if the priority operation mode is not the multi-open mode, further judging whether the priority operation mode is a preset indoor unit mode; and if the priority operation mode is the preset indoor unit mode, controlling the indoor unit to work according to the priority preset indoor unit mode and the current operation mode of the indoor unit. Therefore, the indoor unit can be controlled to work according to the type of the prior operation mode and the current operation mode of the indoor unit, the condition that operation modes conflict, such as part of the indoor units are in a refrigeration mode and part of the indoor units are in a heating mode, of different indoor units under the same wire controller is avoided, the refrigeration and heating work efficiency of the air conditioner is ensured, and the comfort of users is improved.

Fig. 6e shows a schematic block diagram of a control system of an air conditioner line controller according to still another embodiment of the present invention.

As shown in fig. 6e, the control system 60 of the air conditioner line controller includes:

the first control unit 64 specifically includes:

the second control unit 644 specifically includes:

the third control unit 648 specifically includes:

the preset mode is an air supply mode or a standby mode;

the third preset priority mode and the fourth preset priority mode comprise a multi-open mode and a preset indoor unit mode;

the eighth control unit 6412 specifically includes:

a second obtaining unit 64122, configured to, when the priority operation mode is a third preset priority mode, obtain a target mode according to the current operation mode;

the target mode is the operation mode with the maximum times in the current operation mode;

a second comparing unit 64124, configured to compare the target mode with current operation modes corresponding to the indoor units;

a tenth control unit 64126, configured to, when the comparison result is consistent, control the indoor unit to continue to operate according to the current operation mode;

an eleventh control unit 64128, configured to control the indoor unit to operate according to a preset mode when the comparison result is inconsistent;

the ninth control unit 6414 specifically includes:

a third obtaining unit 64142, configured to obtain an operation mode of a preset indoor unit when the priority operation mode is the preset indoor unit mode;

a third comparing unit 64144, configured to compare the operation mode of the preset indoor unit with the current operation modes corresponding to the multiple indoor units;

a twelfth control unit 64146, configured to, when the comparison result is consistent, control the indoor unit to continue to operate according to the current operation mode;

a thirteenth control unit 64148, configured to control the indoor unit to operate according to the preset mode when the comparison result is inconsistent;

the preset mode is an air supply mode or a standby mode.

Fig. 6f shows a schematic block diagram of a control system of an air conditioner line controller according to still another embodiment of the present invention.

As shown in fig. 6f, the control system 60 of the air conditioner line controller includes:

the first control unit 64 specifically includes:

the second control unit 644 specifically includes:

the third control unit 648 specifically includes:

the preset mode is an air supply mode or a standby mode;

the eighth control unit 6412 specifically includes:

the ninth control unit 6414 specifically includes:

the preset mode is an air supply mode or a standby mode;

a fourth determination unit 6416, configured to determine whether the preset priority operation mode function is valid;

a first obtaining unit 62, configured to obtain, when a preset priority operation mode function is valid, a priority operation mode and a current operation mode corresponding to the plurality of indoor units;

a fourteenth control unit 6418 for controlling the operation modes of the plurality of indoor units to remain unchanged when the preset priority operation mode function is invalid.

In this embodiment, it is determined whether the preset priority operation mode function is valid, and if so, the priority operation mode and the current operation modes of the plurality of indoor units are further obtained, so as to control the indoor units to operate, and if not, the operation modes of the indoor units are controlled to remain unchanged. The user can select whether to use the conflict management function, namely the preset priority operation mode function according to actual needs, so that the practicability of the air conditioner is improved.

In a third aspect of the present invention, a drive-by-wire controller is provided, which includes the control system of the air conditioner drive-by-wire controller in any one of the above aspects.

In an embodiment of a fourth aspect of the present invention, a control method for an air conditioner is provided, where fig. 7 is a flowchart illustrating a control method for an air conditioner indoor unit according to an embodiment of the present invention. The air conditioner comprises a plurality of indoor units and a wire controller, wherein the wire controller is used for controlling the plurality of indoor units to work, and the control method comprises the following steps:

step 702, acquiring a priority operation mode and a current operation mode sent by a wire controller;

step 704, operating according to the priority operation mode and the current operation mode.

The control method of the air conditioner provided by the invention obtains the priority operation mode sent by the wire controller and the current operation mode of the indoor unit and works according to the priority operation mode and the current operation mode of the indoor unit. According to the invention, by acquiring the priority operation mode set by the wire controller and the current operation mode of the indoor unit, when the priority operation mode conflicts with the current operation mode of the indoor unit, the current operation mode of the indoor unit is adjusted, so that the condition that operation modes conflict, such as part of the indoor units are in a refrigeration mode and part of the indoor units are in a heating mode, of different indoor units under the same wire controller is avoided, the refrigeration and heating working efficiency of the air conditioner is ensured, and the comfort of users is improved.

Fig. 8 is a flow chart illustrating a control method of an indoor unit of an air conditioner according to another embodiment of the present invention.

As shown in fig. 8, the control method of the indoor unit of the air conditioner includes:

step 802, acquiring a priority operation mode and a current operation mode sent by a wire controller;

step 804, comparing the priority mode with the current operation mode respectively;

step 806, when the comparison result is consistent, controlling the indoor unit to continue to operate according to the current operation mode;

step 808, when the comparison results are inconsistent, controlling the indoor unit to operate according to a preset mode;

the preset mode is an air supply mode or a standby mode.

In this embodiment, the priority operation mode is compared with the current operation mode of the indoor unit, if the priority operation mode is consistent with the current operation mode of the indoor unit, the indoor unit is controlled to keep the current operation mode unchanged to continue to operate, and if the priority operation mode is inconsistent with the current operation mode of the indoor unit, the indoor unit is controlled to operate in an air supply mode or a standby mode. The current operation mode of the indoor unit is adjusted when the priority operation mode conflicts with the current operation mode of the indoor unit, the condition that part of indoor units are in a refrigeration mode and part of indoor units are in a heating mode and other operation mode conflicts in different indoor units under the same wire controller is avoided, the refrigeration and heating work efficiency of the air conditioner is guaranteed, and the comfort of users is improved.

Fig. 9 is a flow chart illustrating a control method of an indoor unit of an air conditioner according to still another embodiment of the present invention.

As shown in fig. 9, the control method of the indoor unit of the air conditioner includes:

step 902, receiving a preset priority operation mode function instruction sent by a line controller;

step 904, judging whether the function instruction of the preset priority operation mode is effective;

step 906, when the preset priority operation mode function is invalid, controlling the operation mode of the indoor unit to be kept unchanged;

step 908, when the function instruction of the preset priority operation mode is valid, acquiring the priority operation mode and the current operation mode sent by the wire controller;

step 910, comparing the priority mode with the current operation mode;

step 912, when the comparison result is consistent, controlling the indoor unit to continue to operate according to the current operation mode;

step 914, when the comparison result is not consistent, controlling the indoor unit to operate according to a preset mode;

the preset mode is an air supply mode or a standby mode.

In this embodiment, a preset priority operation mode function instruction sent by the line controller is received, whether the preset priority operation mode function is valid is further determined, if so, the priority operation mode and the current operation modes of the plurality of indoor units are further obtained, so as to control the indoor units to work, and if not, the operation modes of the indoor units are controlled to be kept unchanged. The user can select whether to use the conflict management function, namely the preset priority operation mode function according to actual needs, so that the practicability of the air conditioner is improved.

In an embodiment of a fifth aspect of the present invention, a control system of an air conditioner is provided, where the control system is used for an indoor unit, and fig. 10a shows a schematic block diagram of a control system of an indoor unit of an air conditioner according to an embodiment of the present invention. The air conditioner includes a plurality of indoor units and a wire controller, the wire controller is used for controlling the plurality of indoor units to work, the control system 100 of the air conditioner includes:

an obtaining unit 102, configured to obtain the priority operation mode and the current operation mode sent by the line controller;

a first control unit 104, configured to operate according to the priority operation mode and the current operation mode.

The control system of the air conditioner provided by the invention obtains the priority operation mode sent by the wire controller and the current operation mode of the indoor unit and works according to the priority operation mode and the current operation mode of the indoor unit. According to the invention, by acquiring the priority operation mode set by the wire controller and the current operation mode of the indoor unit, when the priority operation mode conflicts with the current operation mode of the indoor unit, the current operation mode of the indoor unit is adjusted, so that the condition that operation modes conflict, such as part of the indoor units are in a refrigeration mode and part of the indoor units are in a heating mode, of different indoor units under the same wire controller is avoided, the refrigeration and heating working efficiency of the air conditioner is ensured, and the comfort of users is improved.

Fig. 10b shows a schematic block diagram of a control system of an indoor unit of an air conditioner according to another embodiment of the present invention.

As shown in fig. 10b, the control system 100 of the indoor unit of the air conditioner includes:

a first control unit 104 for operating according to a priority operation mode and a current operation mode;

the first control unit 104 specifically includes:

a comparing unit 1042 for comparing the priority mode with the current operation mode;

the second control unit 1044 is configured to control the indoor unit to continue to operate according to the current operation mode when the comparison result is consistent;

a third control unit 1046, configured to control the indoor unit to operate according to the preset mode when the comparison result is inconsistent;

the preset mode is an air supply mode or a standby mode.

In this embodiment, the priority operation mode is compared with the current operation mode of the indoor unit, if the priority operation mode is consistent with the current operation mode of the indoor unit, the indoor unit is controlled to keep the current operation mode unchanged to continue to operate, and if the priority operation mode is inconsistent with the current operation mode of the indoor unit, the indoor unit is controlled to operate in an air supply mode or a standby mode. The current operation mode of the indoor unit is adjusted when the priority operation mode conflicts with the current operation mode of the indoor unit, the condition that the operation modes conflict among different indoor units under the same wire controller is avoided, the working efficiency of the air conditioner is guaranteed, and the comfort of users is improved.

As shown in fig. 10c, the control system 100 of the indoor unit of the air conditioner includes:

the first control unit 104 specifically includes:

the preset mode is an air supply mode or a standby mode;

a receiving unit 106, configured to receive a preset function instruction sent by the line controller;

a judging unit 108, configured to judge whether a preset priority operation mode function is valid;

a fourth control unit 110, configured to control the operation mode of the indoor unit to remain unchanged when the preset priority operation mode function is invalid;

an obtaining unit 102, configured to obtain the priority operation mode and the current operation mode sent by the line controller when the preset priority operation mode function is valid.

An embodiment of a sixth aspect of the present invention provides an indoor unit, including the control system of the indoor unit of an air conditioner in any one of the above aspects.

In an embodiment of a seventh aspect of the present invention, an air conditioner is provided, including the control system or the line controller of the air conditioner line controller of any one of the above, and the control system or the indoor unit of the air conditioner indoor unit of any one of the above.

The specific embodiment is as follows:

in an air conditioning system, including wire controller and a plurality of indoor set, the wire controller includes three modules, is host system, communication module and conflict management module respectively.

Wherein, the main control module is mainly used for: detecting and processing a key; displaying a setting menu; reminding a user to set parameters; displaying the running state of the indoor unit; calculating the logic judgment of the system time and other various basic functions;

the communication module is mainly used for: data exchange is carried out between the online controller and the indoor unit; acquiring operation information of each indoor unit; sending an instruction to the indoor unit;

the conflict management module is mainly used for: a conflict management function menu is provided, including whether to turn on a conflict management function and select a preferred mode of operation.

The working process is as follows:

step 1: starting a conflict management function;

step 2: selecting a preset indoor unit priority operation mode;

and step 3: acquiring a current operation mode of a preset priority indoor unit as a refrigeration mode, and setting the refrigeration mode as a priority operation mode;

and 4, step 4: acquiring the current operation mode of other indoor units;

and 5: comparing the current operation mode of other indoor units with the refrigeration mode;

step 6: when the current operation mode of other indoor units is the refrigeration mode, keeping the refrigeration mode to continue to operate; and when the current operation mode of other indoor units is a heating mode, controlling the indoor unit to operate for air supply or standby.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A control method of an air conditioner is used for a wire controller, and is characterized in that the air conditioner comprises a plurality of indoor units and the wire controller, the wire controller is used for controlling the work of the indoor units of the air conditioner, and the control method comprises the following steps:

acquiring a priority operation mode and a current operation mode corresponding to at least one indoor unit in the plurality of indoor units;

controlling the at least one indoor unit to work according to the priority operation mode and the current operation mode corresponding to the at least one indoor unit in the plurality of indoor units;

the step of controlling the at least one indoor unit to operate according to the priority operation mode and the current operation mode corresponding to the at least one indoor unit of the plurality of indoor units specifically includes:

judging whether the priority operation mode is a first preset priority mode or not;

when the priority operation mode is the first preset priority mode, controlling the at least one indoor unit to work according to the first preset priority mode and the current operation mode corresponding to the at least one indoor unit;

when the priority operation mode is not the first preset priority mode, further judging whether the priority operation mode is a second preset priority mode;

when the priority operation mode is the second preset priority mode, controlling the at least one indoor unit to work according to the second preset priority mode and the current operation mode corresponding to the at least one indoor unit;

the step of controlling the at least one indoor unit to work according to the first preset priority mode and the current operation mode corresponding to the at least one indoor unit specifically includes:

comparing the first preset priority mode with the current operation mode corresponding to the at least one indoor unit respectively;

when the comparison result is consistent, controlling the at least one indoor unit to continuously operate according to the current operation mode;

when the comparison result is inconsistent, controlling the at least one indoor unit to operate according to a preset mode;

the step of controlling the at least one indoor unit to work according to the second preset priority mode and the current operation mode corresponding to the at least one indoor unit specifically includes:

comparing the second preset priority mode with the current operation mode corresponding to the at least one indoor unit respectively;

the preset mode is an air supply mode or a standby mode.

2. The control method of an air conditioner according to claim 1,

the first preset priority mode and the second preset priority mode include: a cooling mode and a heating mode.

3. The control method of an air conditioner according to claim 1, further comprising:

when the priority operation mode is not the second preset priority mode, further judging whether the priority operation mode is a third preset priority mode;

when the priority operation mode is the third preset priority mode, controlling the at least one indoor unit to work according to the third preset priority mode and the current operation mode corresponding to the at least one indoor unit;

when the priority operation mode is not the third preset priority mode and the priority operation mode is the fourth preset priority mode, controlling the at least one indoor unit to work according to the fourth preset priority mode and the current operation mode corresponding to the at least one indoor unit;

4. The method according to claim 3, wherein when the priority operation mode is the third preset priority mode, the step of controlling the at least one indoor unit to operate according to the third preset priority mode and the current operation mode corresponding to the at least one indoor unit specifically includes:

acquiring a target mode according to the current operation mode;

wherein the target mode is the operation mode with the most times in the current operation mode;

comparing the target mode with the current operation modes corresponding to the indoor units;

when the comparison result is consistent, controlling the indoor unit to continuously operate according to the current operation mode;

when the comparison results are inconsistent, controlling the indoor unit to operate according to the preset mode;

the preset mode is an air supply mode or a standby mode.

5. The method according to claim 3, wherein when the priority operation mode is the fourth preset priority mode, the step of controlling the at least one indoor unit to operate according to the fourth preset priority mode and the current operation mode corresponding to the at least one indoor unit specifically includes:

acquiring an operation mode of a preset indoor unit;

comparing the operation mode of the preset indoor unit with the current operation mode corresponding to the at least one indoor unit;

when the comparison result is inconsistent, controlling the at least one indoor unit to operate according to the preset mode;

the preset mode is an air supply mode or a standby mode.

6. The control method of an air conditioner according to any one of claims 1 to 5, further comprising, before the step of acquiring the priority operation mode:

judging whether the function of the preset priority operation mode is effective or not;

when the function of the preset priority operation mode is effective, acquiring the priority operation mode and a current operation mode corresponding to at least one indoor unit in the plurality of indoor units;

and when the preset priority operation mode function is invalid, controlling the operation modes of the indoor units to be kept unchanged.

7. A control system of an air conditioner is used for a wire controller, and is characterized in that the air conditioner comprises a plurality of indoor units and the wire controller, the wire controller is used for controlling the plurality of indoor units to work, and the control system comprises:

the first obtaining unit is used for obtaining a priority operation mode and a current operation mode corresponding to at least one indoor unit in the plurality of indoor units;

the first control unit is used for controlling the at least one indoor unit to work according to the priority operation mode and the current operation mode corresponding to the at least one indoor unit in the plurality of indoor units;

the first control unit specifically includes:

the first judging unit is used for judging whether the priority running mode is the first preset priority mode or not;

the second control unit is used for controlling the at least one indoor unit to work according to the first preset priority mode and the current operation mode corresponding to the at least one indoor unit when the priority operation mode is the first preset priority mode;

a second determining unit, configured to further determine whether the priority operation mode is the second preset priority mode when the priority operation mode is not the first preset priority mode;

a third control unit, configured to, when the priority operation mode is the second preset mode, control the at least one indoor unit to operate according to the second preset priority mode and the current operation mode corresponding to the at least one indoor unit;

the second control unit specifically includes:

the first comparison unit is used for comparing the first preset priority mode with the current operation mode corresponding to the at least one indoor unit respectively;

the fourth control unit is used for controlling the at least one indoor unit to continuously operate according to the current operation mode when the comparison result is consistent;

the fifth control unit is used for controlling the at least one indoor unit to operate according to a preset mode when the comparison result is inconsistent;

the third control unit specifically includes:

the second comparison unit is used for comparing the second preset priority mode with the current operation mode corresponding to the at least one indoor unit respectively;

the sixth control unit is used for controlling the at least one indoor unit to continuously operate according to the current operation mode when the comparison result is consistent;

the seventh control unit is used for controlling the at least one indoor unit to operate according to a preset mode when the comparison result is inconsistent;

the preset mode is an air supply mode or a standby mode.

8. The control system of an air conditioner according to claim 7,

9. The control system of an air conditioner according to claim 8, further comprising:

a third determining unit, configured to further determine whether the priority operation mode is the third preset priority mode when the priority operation mode is not the second preset priority mode;

an eighth control unit, configured to, when the priority operation mode is the third preset priority mode, control the at least one indoor unit to operate according to the third preset priority mode and the current operation mode corresponding to the at least one indoor unit;

a ninth control unit, configured to, when the priority operation mode is not the third preset priority mode, and the priority operation mode is the fourth preset priority mode, control the at least one indoor unit to operate according to the fourth preset priority mode and the current operation mode corresponding to the at least one indoor unit;

10. The control system of an air conditioner according to claim 9, wherein the eighth control unit specifically includes:

the second acquisition unit is used for acquiring a target mode according to the current operation mode;

the second comparison unit is used for comparing the target mode with the current operation mode corresponding to the at least one indoor unit;

the tenth control unit is used for controlling the at least one indoor unit to continuously operate according to the current operation mode when the comparison result is consistent;

the eleventh control unit is used for controlling the at least one indoor unit to operate according to the preset mode when the comparison result is inconsistent;

the preset mode is an air supply mode or a standby mode.

11. The control system of an air conditioner according to claim 10, wherein the ninth control unit specifically includes:

the third acquisition unit is used for acquiring the operation mode of the preset indoor unit;

the third comparison unit is used for comparing the operation mode of the preset indoor unit with the current operation mode corresponding to the at least one indoor unit;

a twelfth control unit, configured to control the at least one indoor unit to continue to operate according to the current operation mode when the comparison result is consistent;

a thirteenth control unit, configured to control the at least one indoor unit to operate according to the preset mode when the comparison result is inconsistent;

the preset mode is an air supply mode or a standby mode.

12. The control system of an air conditioner according to any one of claims 7 to 11, further comprising:

the fourth judging unit is used for judging whether the preset priority operation mode function is effective or not;

the first obtaining unit is configured to obtain the priority operation mode and a current operation mode corresponding to the at least one indoor unit of the plurality of indoor units when the preset priority operation mode function is valid;

a fourteenth control unit, configured to control the operation modes of the indoor units to remain unchanged when the preset priority operation mode function is invalid.

13. A drive-by-wire controller, comprising:

a control system of an air conditioner according to any one of claims 7 to 12.

14. A control method of an air conditioner is used for an indoor unit, and is characterized in that the air conditioner comprises a plurality of indoor units and a wire controller, the wire controller is used for controlling the plurality of indoor units to work, and the control method comprises the following steps:

acquiring a priority operation mode and a current operation mode sent by the wire controller;

working according to the priority operation mode and the current operation mode;

the step of operating according to the priority operation mode and the current operation mode specifically includes:

comparing the priority mode with the current operation mode respectively;

when the comparison results are inconsistent, controlling the indoor unit to operate according to a preset mode;

the preset mode is an air supply mode or a standby mode.

15. The control method of an air conditioner according to claim 14, wherein said step of acquiring the priority operation mode and the current operation mode transmitted by the line controller is preceded by further comprising:

receiving a preset priority operation mode function instruction sent by the wire controller;

judging whether the preset priority operation mode functional instruction is effective or not;

when the function instruction of the preset priority operation mode is invalid, controlling the operation mode of the indoor unit to be kept unchanged;

and when the preset priority operation mode functional instruction is effective, acquiring the priority operation mode and the current operation mode sent by the wire controller.

16. A control system of an air conditioner is used for an indoor unit, and is characterized in that the air conditioner comprises a plurality of indoor units and a wire controller, wherein the wire controller is used for controlling the plurality of indoor units to work and comprises the following components:

the acquisition unit is used for transmitting the priority operation mode and the current operation mode by the wire controller;

the first control unit is used for working according to the priority operation mode and the current operation mode;

the first control unit specifically includes:

the comparison unit is used for comparing the priority mode with the current operation mode respectively;

the second control unit is used for controlling the indoor unit to continuously operate according to the current operation mode when the comparison result is consistent;

the third control unit is used for controlling the indoor unit to operate according to a preset mode when the comparison result is inconsistent;

the preset mode is an air supply mode or a standby mode.

17. The control system of an air conditioner according to claim 16, further comprising:

the receiving unit is used for receiving a preset priority operation mode function instruction sent by the wire controller;

the judging unit is used for judging whether the function instruction of the preset priority operation mode is effective or not;

the fourth control unit is used for controlling the operation mode of the indoor unit to be kept unchanged when the preset priority operation mode functional instruction is invalid;

and the acquisition unit is used for acquiring the priority operation mode and the current operation mode sent by the wire controller when the preset priority operation mode functional instruction is effective.

18. An indoor unit, comprising:

a control system of an air conditioner according to claim 16 or 17.

19. An air conditioner, comprising:

the control system of an air conditioner according to any one of claims 7 to 12 or the line controller according to claim 13; and

the control system of the air conditioner according to claim 16 or 17 or the indoor unit according to claim 18.