CN106124915B - Communication line misconnection detection device and method - Google Patents
Communication line misconnection detection device and method Download PDFInfo
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- CN106124915B CN106124915B CN201610474372.7A CN201610474372A CN106124915B CN 106124915 B CN106124915 B CN 106124915B CN 201610474372 A CN201610474372 A CN 201610474372A CN 106124915 B CN106124915 B CN 106124915B
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- 238000004891 communication Methods 0.000 title claims abstract description 50
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- 238000001514 detection method Methods 0.000 title claims description 24
- 238000004378 air conditioning Methods 0.000 claims abstract description 192
- 238000010438 heat treatment Methods 0.000 claims description 24
- 238000001816 cooling Methods 0.000 claims description 21
- 238000005057 refrigeration Methods 0.000 claims description 11
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- 238000010168 coupling process Methods 0.000 description 3
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- 239000003507 refrigerant Substances 0.000 description 3
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
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Abstract
The invention provides a device and a method for detecting misconnection of communication lines. The device is used for a system comprising N air-conditioning systems, each air-conditioning system comprises at least one indoor unit and comprises a control signal sending unit, a receiving unit and a communication line misconnection determining unit, the control signal sending device sends a control signal, and the control signal is used for controlling the working mode of the air-conditioning system; the receiving unit is used for receiving the value of the parameter of the indoor unit of the air conditioning system; and the communication line misconnection determining unit determines whether the air-conditioning system is misconnected according to the working mode of the air-conditioning system and the value of the parameter of the indoor unit. The scheme provided by the invention can greatly improve the recognition efficiency and the recognition intellectualization of the wrong connection wire of the air conditioning system.
Description
Technical field
The present invention relates to control field more particularly to a kind of detection devices and method of communication line misconnection.
Background technique
In air-conditioning system, the communication system between indoor and outdoor machine is important as nerve system of human body.It sends order, execute
Order, feedback working order all rely on the normal operation of communication system.Once communication system goes wrong, unit operating will
There is adverse effect, or even is in the presence of to operate.
General multi-joint unit use occasion workload demand is big, usually provides cooling capacity or heat by several independent systems.
Project installation inevitably will appear intersystem communications line and connect wrong problem.When different intersystem communications lines are reversed, outdoor unit
The operation information of machine will be mismatched with the operation information of outdoor unit in module-receiving bays, be easy to cause unit high voltage protective, low
The failures such as protection, compression case top high temperature protection are pressed, the normal operation of unit is influenced.
Summary of the invention
It is a primary object of the present invention to overcome the defect of the above-mentioned prior art, a kind of air-conditioning system communication line is especially provided
The detection device and detection method of misconnection, with solve prior art air-conditioning system communication line misconnection detection it is intelligent, accurate
The inadequate problem of property.
One aspect of the present invention provides a kind of detection device of communication line misconnection, and described device is for including N number of air-conditioning
The system of system, each air-conditioning system include at least one interior machine, including control signal transmitting element, receiving unit, communication line
Misconnection determination unit, the control sender unit send control signal, and the control signal is for controlling the air-conditioning system
The operating mode of system；The receiving unit, the value of the indoor unit parameter for receiving the air-conditioning system；The communication line misconnection
Determination unit, according to the value of the operating mode of air-conditioning system and indoor unit parameter determine the air-conditioning system whether wrong line；
Wherein N is more than or equal to 2.
Optionally, the indoor unit parameter includes inlet pipe temperature and/or outlet pipe temperature；The control sender unit,
It sends and is used to retransmit so that i-th air-conditioning system works so that N number of air-conditioning system works in the control signal of heating mode
Control signal in cooling mode；The communication line misconnection determination unit, after the i-th air-conditioning switching received
When the absolute value of the difference of the value of same parameters is in the first range before inlet pipe temperature and/or outlet pipe temperature and switching, switching is determined
The inlet pipe temperature of front and back and/or the value of outlet pipe temperature do not change, and determine i-th air-conditioning system wrong line；Wherein, I
A air-conditioning system is any of N number of air-conditioning system.
Optionally, the indoor unit parameter includes inlet pipe temperature and/or outlet pipe temperature；The control sender unit,
For sending so that at least one air-conditioning system works in the control signal of refrigeration mode in N number of air-conditioning system；
Optionally, the communication line misconnection determination unit, when in the air-conditioning system of the work received in cooling mode
The inlet pipe temperature of interior machine or the difference of outlet pipe temperature and module pressure value when being greater than first threshold, determine the interior machine and correspondence
Air-conditioning system wrong line；Wherein the module pressure value is the corresponding saturation temperature value of outdoor unit pressure.
Optionally, the module pressure value includes that the corresponding saturation temperature of module low pressure and/or module high voltage are corresponding full
And temperature.
Optionally, described device further includes network unit, and the control sender unit is sent out by the network unit
Send control signal；The receiving unit receives the value of the indoor unit parameter of the air-conditioning system by the network unit.
Optionally, described device setting within air-conditioning systems, or with air-conditioning system is connected.
One aspect of the present invention provides a kind of detection method of communication line misconnection, and the method is for including N number of air-conditioning
The system of system, each air-conditioning system include at least one interior machine, including send control signal, and the control signal is for controlling
The operating mode of the air-conditioning system；Receive the value of the indoor unit parameter of the air-conditioning system；According to the Working mould of air-conditioning system
The value of formula and indoor unit parameter determine the air-conditioning system whether wrong line；Wherein N is more than or equal to 2.
Optionally, the indoor unit parameter includes inlet pipe temperature and/or outlet pipe temperature；It sends for so that N number of air-conditioning system
System works in the control signal of heating mode, retransmits so that the control letter of i-th air-conditioning system work in cooling mode
Number；The value of same parameters before inlet pipe temperature and/or outlet pipe temperature and switching after the i-th air-conditioning switching received
When absolute value of the difference is in the first range, the value of the inlet pipe temperature and/or outlet pipe temperature that determine switching front and back does not change, and
Determine i-th air-conditioning system wrong line；Wherein, i-th air-conditioning system is any of N number of air-conditioning system.
Optionally, the indoor unit parameter includes inlet pipe temperature and/or outlet pipe temperature；It sends so that in N number of air-conditioning system
At least one air-conditioning system works in the control signal of refrigeration mode；When the air-conditioning system of the work received in cooling mode
In the inlet pipe temperature of interior machine or the difference of outlet pipe temperature and module pressure value when being greater than first threshold, determine the interior machine and right
The air-conditioning system wrong line answered；Wherein the module pressure value is the corresponding saturation temperature value of outdoor unit pressure.
Optionally, the module pressure value includes that the corresponding saturation temperature of module low pressure and/or module high voltage are corresponding full
And temperature.
Optionally, the transmission control signal includes that control signal is sent by network unit；It is described to receive the air-conditioning
The value of the indoor unit parameter of system includes that the value of the indoor unit parameter is received by network unit.
Optionally, the method executes within air-conditioning systems, or executes in the terminal being connected with air-conditioning system.
The solution of the present invention, scheme provided by the invention can significantly improve air-conditioning system wrong line recognition efficiency and
Identification intelligent.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the schematic device of one embodiment of detection device of communication line misconnection provided by the invention；
Fig. 2 is the schematic device of one embodiment of detection device of communication line misconnection provided by the invention；
Fig. 3 is the method schematic diagram of one embodiment of detection method of communication line misconnection provided by the invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the specific embodiment of the invention and
Technical solution of the present invention is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, for example, the process, method, system, product or equipment for containing a series of steps or units are not necessarily limited to
Step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, product
Or other step or units that equipment is intrinsic.
Fig. 1 is the schematic device of one embodiment of detection device of communication line misconnection provided by the invention.
The embodiment of the invention.As shown in Figure 1, a kind of detection device 10 of communication line misconnection, including control letter
Number transmission unit 101, receiving unit 103, communication line misconnection determination unit 105.
Detection device 10 be used for include N number of (N be more than or equal to 2) air-conditioning system system, each air-conditioning system includes extremely
A few interior machine.
Control signal transmitting element 101, sends control signal, and the control signal is used to control the work of the air-conditioning system
Operation mode.
For example, control signal transmitting element 101 sends control signal so that one in N number of air-conditioning system, it is multiple or complete
Portion's air-conditioning system works in heating mode.
For example, control signal transmitting element 101 sends control signal so that one in N number of air-conditioning system, it is multiple or complete
Air-conditioning system work in portion's is in refrigeration mode (for example, heating defrost or heating oil return mode).
The receiving unit 103, the value of the indoor unit parameter for receiving the air-conditioning system.
For example, indoor unit parameter includes inlet pipe temperature and/or outlet pipe temperature.For example, inlet pipe temperature includes but is not limited to make
For cryogen into the temperature of indoor machine evaporation, outlet pipe temperature includes but is not limited to the temperature that refrigerant goes out indoor machine evaporation.For example,
Temperature sensor measurement inlet pipe temperature and outlet pipe temperature can be respectively equipped with by the import and export of machine evaporator indoors.
Communication line misconnection determination unit 105 determines institute according to the value of the operating mode of air-conditioning system and indoor unit parameter
State air-conditioning system whether wrong line.
Optionally, sender unit 101 is controlled, is sent for so that N number of air-conditioning system works in heating mode
Signal is controlled, is retransmited so that the control signal of i-th air-conditioning system work in cooling mode, wherein i-th air-conditioning system
It is any of N number of air-conditioning system.
Communication line misconnection determination unit 105, when receive the i-th air-conditioning switching after inlet pipe temperature and/or go out
When the absolute value of the difference of the value of same parameters is in the first range before tube temperature degree and switching, the inlet pipe temperature of switching front and back is determined
And/or the value of outlet pipe temperature does not change, and determines i-th air-conditioning system wrong line.
E.g., including three air-conditioning systems, each air-conditioning system include five interior machine (interior machine numbers of each air-conditioning system
Amount can be different).Control signal is first sent, enables three air-conditioning systems work in heating mode, retransmits control later
Signal enables the work of second air-conditioning system in cooling mode, and at this time first, third air-conditioning system still works in heating mode
Under.
According to receive machine (such as the 4th interior machine) in the second air-conditioning system work in cooling mode some into
The inlet pipe temperature (and/or outlet pipe temperature) of tube temperature degree (and/or outlet pipe temperature) and the interior machine to work before in a heating mode
Absolute value of the difference whether in the first range, such as 0.5 degree Celsius, if changing value is in 0.5 degree Celsius, it is believed that the interior machine into
Tube temperature degree (and/or outlet pipe temperature) does not change, which has occurred wrong connect.
Optionally, sender unit 101 is controlled, for sending so that at least one air-conditioning system in N number of air-conditioning system
It works in the control signal of refrigeration mode；
Communication line misconnection determination unit 105, when the interior machine in the air-conditioning system of the work received in cooling mode
When the difference of inlet pipe temperature or outlet pipe temperature and module pressure value is greater than first threshold, the interior machine and corresponding air-conditioning system are determined
System wrong line.Wherein, the module pressure value is the corresponding saturation temperature value of outdoor unit pressure.
E.g., including three air-conditioning systems, each air-conditioning system include five interior machine (interior machine numbers of each air-conditioning system
Amount can be different).Control signal is sent, so that control signal of the first air-conditioning system work in refrigeration mode.Work as reception
The inlet pipe temperature (or outlet pipe temperature) of a certain interior machine (such as machine in second) into the first air-conditioning system and module pressure value it
When difference is greater than 15 degrees Celsius, machine wrong line in the second of the first air-conditioning system is determined.Wherein, the module pressure value is outdoor unit
The corresponding saturation temperature value of pressure.
Optionally, module pressure value includes the corresponding saturation temperature of module low pressure and/or the corresponding saturation temperature of module high voltage
Degree.
Fig. 2 is the schematic device of one embodiment of detection device of communication line misconnection provided by the invention.
The embodiment of the invention, in conjunction with the various aspects of other embodiments.As shown in Fig. 2, a kind of communication line
The detection device 20 of misconnection, including control signal transmitting element 201, receiving unit 203, communication line misconnection determination unit 205, net
Network unit 207.
Detection device 20 be used for include N number of (N be more than or equal to 2) air-conditioning system system, each air-conditioning system includes extremely
A few interior machine.
Control signal transmitting element 201, sends control signal, and the control signal is used to control the work of the air-conditioning system
Operation mode.
For example, control signal transmitting element 201 sends control signal so that one in N number of air-conditioning system, it is multiple or complete
Portion's air-conditioning system works in heating mode.
For example, control signal transmitting element 201 sends control signal so that one in N number of air-conditioning system, it is multiple or complete
Air-conditioning system work in portion's is in refrigeration mode (for example, heating defrost or heating oil return mode).
The receiving unit 203, the value of the indoor unit parameter for receiving the air-conditioning system.
For example, indoor unit parameter includes inlet pipe temperature and/or outlet pipe temperature.For example, inlet pipe temperature includes but is not limited to make
For cryogen into the temperature of indoor machine evaporation, outlet pipe temperature includes but is not limited to the temperature that refrigerant goes out indoor machine evaporation.For example,
Temperature sensor measurement inlet pipe temperature and outlet pipe temperature can be respectively equipped with by the import and export of machine evaporator indoors.
Communication line misconnection determination unit 205 determines institute according to the value of the operating mode of air-conditioning system and indoor unit parameter
State air-conditioning system whether wrong line.
Optionally, sender unit is controlled, is sent for so that N number of air-conditioning system works in the control of heating mode
Signal retransmits so that the control signal of i-th air-conditioning system work in cooling mode, wherein i-th air-conditioning system is N
Any of a air-conditioning system.
Communication line misconnection determination unit, inlet pipe temperature and/or tube temperature out after the i-th air-conditioning switching received
Degree with switch before same parameters value absolute value of the difference in the first range when, determine switching front and back inlet pipe temperature and/or
The value of outlet pipe temperature does not change, and determines i-th air-conditioning system wrong line.
E.g., including three air-conditioning systems, each air-conditioning system include five interior machine (interior machine numbers of each air-conditioning system
Amount can be different).Control signal is first sent, enables three air-conditioning systems work in heating mode, retransmits control later
Signal enables the work of second air-conditioning system in cooling mode, and at this time first, third air-conditioning system still works in heating mode
Under.
According to receive machine (such as the 4th interior machine) in the second air-conditioning system work in cooling mode some into
The inlet pipe temperature (and/or outlet pipe temperature) of tube temperature degree (and/or outlet pipe temperature) and the interior machine to work before in a heating mode
Absolute value of the difference whether in the first range, such as 0.5 degree Celsius, if changing value is in 0.5 degree Celsius, it is believed that the interior machine into
Tube temperature degree (and/or outlet pipe temperature) does not change, which has occurred wrong connect.
Optionally, sender unit is controlled, for sending so that at least one air-conditioning system works in N number of air-conditioning system
In the control signal of refrigeration mode.
Communication line misconnection determination unit, when the inlet pipe of the interior machine in the air-conditioning system of the work received in cooling mode
When the difference of temperature or outlet pipe temperature and module pressure value is greater than first threshold, determine that the interior machine and corresponding air-conditioning system connect
Wrong line.Wherein, the module pressure value is the corresponding saturation temperature value of outdoor unit pressure.
E.g., including three air-conditioning systems, each air-conditioning system include five interior machine (interior machine numbers of each air-conditioning system
Amount can be different).Control signal is sent, so that control signal of the first air-conditioning system work in refrigeration mode.Work as reception
The inlet pipe temperature (or outlet pipe temperature) of a certain interior machine (such as machine in second) into the first air-conditioning system and module pressure value it
When difference is greater than 15 degrees Celsius, machine wrong line in the second of the first air-conditioning system is determined.Wherein, the module pressure value is outdoor unit
The corresponding saturation temperature value of pressure.
Optionally, module pressure value includes the corresponding saturation temperature of module low pressure and/or the corresponding saturation temperature of module high voltage
Degree.
Network unit 207, control sender unit send control signal by network unit；Receiving unit passes through network
Unit receives the value of the indoor unit parameter of the air-conditioning system.
For example, network unit includes but is not limited to wireless communication module, wireless communication module etc..Wherein wireless communication module
Including but not limited to GPRS module, 3G module, bluetooth module etc..
Optionally, detection device setting within air-conditioning systems, or with air-conditioning system is connected.
Fig. 3 is the method schematic diagram of one embodiment of detection method of communication line misconnection provided by the invention.
The embodiment of the invention, in conjunction with the various aspects of other embodiments of the present invention.As shown in figure 3, a kind of
The detection method of communication line misconnection includes step S310, step S320, step S330.
The detection method be used for include N number of (N be more than or equal to 2) air-conditioning system system, each air-conditioning system includes extremely
A few interior machine.
Step S310, sends control signal, and the control signal is used to control the operating mode of the air-conditioning system.
For example, send control signal so that one in N number of air-conditioning system, multiple or whole air-conditioning system work are making
Heat pattern.
For example, send control signal so that one in N number of air-conditioning system, multiple or whole air-conditioning system work are making
Cold mode (for example, heating defrost or heating oil return mode).
Step S320 receives the value of the indoor unit parameter of the air-conditioning system.
For example, indoor unit parameter includes inlet pipe temperature and/or outlet pipe temperature.For example, inlet pipe temperature includes but is not limited to make
For cryogen into the temperature of indoor machine evaporation, outlet pipe temperature includes but is not limited to the temperature that refrigerant goes out indoor machine evaporation.For example,
Temperature sensor measurement inlet pipe temperature and outlet pipe temperature can be respectively equipped with by the import and export of machine evaporator indoors.
Whether step S330 determines the air-conditioning system according to the value of the operating mode of air-conditioning system and indoor unit parameter
Wrong line.
Optionally, it sends and is used for so that N number of air-conditioning system works in the control signal of heating mode, retransmit so that the
The control signal of I air-conditioning system work in cooling mode, wherein i-th air-conditioning system is any in N number of air-conditioning system
It is a.
Same parameters before inlet pipe temperature and/or outlet pipe temperature and switching after the i-th air-conditioning switching received
Value absolute value of the difference in the first range when, determine that the inlet pipe temperature of switching front and back and/or the value of outlet pipe temperature do not occur
Variation, and determine i-th air-conditioning system wrong line.
E.g., including three air-conditioning systems, each air-conditioning system include five interior machine (interior machine numbers of each air-conditioning system
Amount can be different).Control signal is first sent, enables three air-conditioning systems work in heating mode, retransmits control later
Signal enables the work of second air-conditioning system in cooling mode, and at this time first, third air-conditioning system still works in heating mode
Under.
According to receive machine (such as the 4th interior machine) in the second air-conditioning system work in cooling mode some into
The inlet pipe temperature (and/or outlet pipe temperature) of tube temperature degree (and/or outlet pipe temperature) and the interior machine to work before in a heating mode
Absolute value of the difference whether in the first range, such as 0.5 degree Celsius, if changing value is in 0.5 degree Celsius, it is believed that the interior machine into
Tube temperature degree (and/or outlet pipe temperature) does not change, which has occurred wrong connect.
Optionally, it sends so that at least one air-conditioning system works in the control signal of refrigeration mode in N number of air-conditioning system.
When the inlet pipe temperature or outlet pipe temperature and mould of the interior machine in the air-conditioning system of the work received in cooling mode
When the difference of block pressure value is greater than first threshold, the interior machine and corresponding air-conditioning system wrong line are determined.Wherein, the module
Pressure value is the corresponding saturation temperature value of outdoor unit pressure.
E.g., including three air-conditioning systems, each air-conditioning system include five interior machine (interior machine numbers of each air-conditioning system
Amount can be different).Control signal is sent, so that control signal of the first air-conditioning system work in refrigeration mode.Work as reception
The inlet pipe temperature (or outlet pipe temperature) of a certain interior machine (such as machine in second) into the first air-conditioning system and module pressure value it
When difference is greater than 15 degrees Celsius, machine wrong line in the second of the first air-conditioning system is determined.Wherein, the module pressure value is outdoor unit
The corresponding saturation temperature value of pressure.
Optionally, module pressure value includes the corresponding saturation temperature of module low pressure and/or the corresponding saturation temperature of module high voltage
Degree.
Optionally, sending control signal includes that control signal is sent by network unit；Receive the indoor unit of air-conditioning system
The value of parameter includes that the value of the indoor unit parameter is received by network unit.
For example, network unit includes but is not limited to wireless communication module, wireless communication module etc..Wherein wireless communication module
Including but not limited to GPRS module, 3G module, bluetooth module etc..
Optionally, detection method executes within air-conditioning systems, or executes in the terminal being connected with air-conditioning system.
Scheme provided by the invention can significantly improve the recognition efficiency and identification intelligent of air-conditioning system wrong line as a result,
Change.
Function described herein can be implemented in hardware, the software executed by processor, firmware or any combination thereof.
If implemented in the software executed by processor, computer can be stored in using function as one or more instructions or codes
It is transmitted on readable media or via computer-readable media.Other examples and embodiment are wanted in the present invention and appended right
It asks in the scope and spirit of book.For example, due to the property of software, function described above can be used by processor,
Hardware, firmware, hardwired or the software implementation for appointing the combination of whichever to execute in these.In addition, each functional unit can integrate
In one processing unit, it is also possible to each unit to physically exist alone, can also be integrated in two or more units
In one unit.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, such as the division of the unit, Ke Yiwei
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of unit or module
It connects, can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, and fill as control
The component set may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
On unit.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can for personal computer, server or network equipment etc.) execute each embodiment the method for the present invention whole or
Part steps.And storage medium above-mentioned includes: that USB flash disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic or disk etc. be various to can store program code
Medium.
The above description is only an embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should be included within scope of the presently claimed invention.
Claims (10)
1. a kind of detection device of communication line misconnection, described device be used for include N number of air-conditioning system system, each air-conditioning system
System includes at least one interior machine, which is characterized in that including control signal transmitting element, receiving unit, communication line misconnection determines single
Member,
The control signal transmitting element sends control signal, and the control signal is used to control the Working mould of the air-conditioning system
Formula；
The receiving unit, the value of the indoor unit parameter for receiving the air-conditioning system；
The communication line misconnection determination unit determines the sky according to the value of the operating mode of air-conditioning system and indoor unit parameter
Adjusting system whether wrong line；
Wherein N is more than or equal to 2；
The indoor unit parameter includes inlet pipe temperature and/or outlet pipe temperature；
The control signal transmitting element sends and is used for so that N number of air-conditioning system works in the control signal of heating mode, then
It sends so that the control signal of i-th air-conditioning system work in cooling mode；
The communication line misconnection determination unit, inlet pipe temperature and/or tube temperature out after the i-th air-conditioning switching received
Degree with switch before same parameters value absolute value of the difference in the first range when, determine switching front and back inlet pipe temperature and/or
The value of outlet pipe temperature does not change, and determines i-th air-conditioning system wrong line；
Wherein, i-th air-conditioning system is any of N number of air-conditioning system.
2. the apparatus according to claim 1, which is characterized in that the indoor unit parameter includes inlet pipe temperature and/or outlet pipe
Temperature；
The control signal transmitting element, for sending so that the work of at least one air-conditioning system is being freezed in N number of air-conditioning system
The control signal of mode；
The communication line misconnection determination unit, when the inlet pipe of the interior machine in the air-conditioning system of the work received in cooling mode
When the difference of temperature or outlet pipe temperature and module pressure value is greater than first threshold, determine that the interior machine and corresponding air-conditioning system connect
Wrong line；
Wherein the module pressure value is the corresponding saturation temperature value of outdoor unit pressure.
3. the apparatus of claim 2, which is characterized in that the module pressure value includes the corresponding saturation of module low pressure
Temperature and/or the corresponding saturation temperature of module high voltage.
4. device according to claim 1 to 3, which is characterized in that described device further includes network unit, the control
Signal transmitting unit processed sends control signal by the network unit；
The receiving unit receives the value of the indoor unit parameter of the air-conditioning system by the network unit.
5. device according to claim 1 to 3, which is characterized in that described device is arranged within air-conditioning systems, or with
Air-conditioning system is connected.
6. a kind of detection method of communication line misconnection, the method be used for include N number of air-conditioning system system, each air-conditioning system
System includes at least one interior machine, which is characterized in that
Control signal is sent, the control signal is used to control the operating mode of the air-conditioning system；
Receive the value of the indoor unit parameter of the air-conditioning system；
According to the value of the operating mode of air-conditioning system and indoor unit parameter determine the air-conditioning system whether wrong line；
Wherein N is more than or equal to 2；
The indoor unit parameter includes inlet pipe temperature and/or outlet pipe temperature；
It sends and is used to retransmit so that i-th air-conditioning system so that N number of air-conditioning system works in the control signal of heating mode
The control signal of work in cooling mode；
Inlet pipe temperature and/or outlet pipe temperature after the i-th air-conditioning switching received and the value for switching preceding same parameters
Absolute value of the difference in the first range when, determine that the inlet pipe temperature of switching front and back and/or the value of outlet pipe temperature do not change,
And determine i-th air-conditioning system wrong line；
Wherein, i-th air-conditioning system is any of N number of air-conditioning system.
7. according to the method described in claim 6, it is characterized in that, the indoor unit parameter includes inlet pipe temperature and/or outlet pipe
Temperature；
It sends so that at least one air-conditioning system works in the control signal of refrigeration mode in N number of air-conditioning system；
When the inlet pipe temperature or outlet pipe temperature and module pressure of the interior machine in the air-conditioning system of the work received in cooling mode
When the difference of force value is greater than first threshold, the interior machine and corresponding air-conditioning system wrong line are determined；
Wherein the module pressure value is the corresponding saturation temperature value of outdoor unit pressure.
8. the method according to the description of claim 7 is characterized in that the module pressure value includes the corresponding saturation of module low pressure
Temperature and/or the corresponding saturation temperature of module high voltage.
9. according to method as claimed in claim 6 to 8, which is characterized in that the transmission control signal includes passing through network list
Member sends control signal；The value of the indoor unit parameter for receiving the air-conditioning system includes receiving the room by network unit
The value of interior machine parameter.
10. according to method as claimed in claim 6 to 8, which is characterized in that the method executes within air-conditioning systems, or
It is executed in the terminal being connected with air-conditioning system.
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| CN107525218B (en) * | 2017-07-27 | 2019-10-18 | 奥克斯空调股份有限公司 | A kind of self-adaptation control method and system of A/C pressure switch wiring |
| CN111442508A (en) * | 2020-04-07 | 2020-07-24 | 广东美的暖通设备有限公司 | Central air conditioning system, air conditioning communication method and device and storage medium |
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| US3686954A (en) * | 1971-04-08 | 1972-08-29 | Allied Power Ind Inc | Automobile air conditioner test and service equipment |
| CN1987217A (en) * | 2005-12-22 | 2007-06-27 | 乐金电子(天津)电器有限公司 | Automatic diagnostic operation method for air conditioner |
| CN104034998A (en) * | 2014-06-20 | 2014-09-10 | 珠海格力电器股份有限公司 | Diagnosis method and system for wrong connection of internal and external machine connecting wires of fixed-frequency air conditioner |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3686954A (en) * | 1971-04-08 | 1972-08-29 | Allied Power Ind Inc | Automobile air conditioner test and service equipment |
| CN1987217A (en) * | 2005-12-22 | 2007-06-27 | 乐金电子(天津)电器有限公司 | Automatic diagnostic operation method for air conditioner |
| CN104034998A (en) * | 2014-06-20 | 2014-09-10 | 珠海格力电器股份有限公司 | Diagnosis method and system for wrong connection of internal and external machine connecting wires of fixed-frequency air conditioner |
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