CN105091201A - Multi-connected air conditioner system and control method thereof - Google Patents
Multi-connected air conditioner system and control method thereof Download PDFInfo
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Abstract
The invention discloses a multi-connected air conditioner system. The multi-connected air conditioner system comprises an outdoor unit, N0 indoor units, an indoor unit number setting device and a control module, wherein each of the N0 indoor units is connected to the outdoor unit through a pipeline, and N0 is an integer greater than 1; and the indoor unit number setting device is used for sending the number N0 of the indoor units to the control module according to an input instruction, the control module is used for acquiring the number N of the indoor units which are in normal communication with the outdoor unit and judging whether the number N is equal to the number N0 or not, and if the number N is not equal to the number N0, the control module judges that the multi-connected air conditioner system fails and controls the outdoor unit to stop working. The multi-connected air conditioner system can prevent liquid impact phenomenon and prevent a compressor in the outdoor unit from being damaged, and the reliability of the system is improved. The invention further discloses a control method of the multi-connected air conditioner system.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly the control method of a kind of multi-connected air conditioning system and a kind of multi-connected air conditioning system.
Background technology
Due to have design freedom high, install convenient, without the need to personal management, the plurality of advantages such as reliability is high, efficiency is high, multi-connected air conditioning system is more and more generally applicable to the places such as various office, house.Multi-connected air conditioning system is made up of some air-conditioning equipments, can realize the independent assortment of multiple stage off-premises station and multiple stage indoor set.
But, because whole system communication need is high, it is complicated to control, make multi-connected air conditioning system in actual use, often because internal-external machine communication abnormality problem causes system malfunctions, as address of indoor unit setting mistake, connection wrong etc. between indoor set and off-premises station and between indoor set and indoor set.Especially due to multi-connected air conditioning system because indoor set is more, make indoor set power supply disunity, thus the indoor set that there will be same system has electricity, part without electricity in synchronization part, refrigerant liquid will be caused like this through cannot evaporate completely without the indoor set of electricity and get back to off-premises station, cause system to occur liquid hit phenomenon, damage the compressor in off-premises station.
Summary of the invention
Object of the present invention is intended at least solve one of above-mentioned technological deficiency.
For this reason, one object of the present invention is to propose a kind of multi-connected air conditioning system can avoiding occurring system liquid hit phenomenon.
Another object of the present invention is the control method proposing a kind of multi-connected air conditioning system.
For achieving the above object, a kind of multi-connected air conditioning system that one aspect of the present invention embodiment proposes, comprising: off-premises station; N0 platform indoor set, the every platform indoor set in described N0 platform indoor set is connected to described off-premises station respectively by pipeline, wherein, N0 be greater than 1 integer; Indoor set number of units setting device and control module, described indoor set number of units setting device is used for, according to the instruction of input, the quantity N0 of described indoor set is sent to described control module, described control module is for obtaining the quantity N with the indoor set of described off-premises station normal communication, and judge that whether described quantity N is equal with described quantity N0, if not, described control module judges that described multi-connected air conditioning system breaks down, and controls described off-premises station and quit work.
According to the multi-connected air conditioning system of the embodiment of the present invention, by indoor set number of units setting device, the quantity N0 of indoor set is sent to control module, control module judges that whether the quantity N0 of the indoor set sent with quantity N and the indoor set number of units setting device of the indoor set of off-premises station normal communication obtained is equal, if both are unequal, control module then judges that multi-connected air conditioning system breaks down, and control off-premises station and quit work, off-premises station is made to be in holding state, thus the liquid hit phenomenon that refrigerant when this multi-connected air conditioning system can be avoided to freeze in system causes when can not evaporate completely and get back to off-premises station, avoid the compressor damage in off-premises station, substantially increase the reliability of whole system.
According to one embodiment of present invention, by connection, described indoor set number of units setting device is connected that described quantity N0 is sent to described control module with described off-premises station.
According to one embodiment of present invention, described indoor set number of units setting device and described off-premises station carry out wireless telecommunications so that described quantity N0 is sent to described control module.
According to one embodiment of present invention, at least one indoor set in described indoor set number of units setting device and described N0 platform indoor set carries out wireless telecommunications so that described quantity N0 is sent to described control module.
According to one embodiment of present invention, by connection, described indoor set number of units setting device is connected that described quantity N0 is sent to described control module with at least one indoor set in described N0 platform indoor set.
According to one embodiment of present invention, described indoor set number of units setting device and the integrated setting of described off-premises station.
According to one embodiment of present invention, at least one indoor set in described N0 platform indoor set is integrated is provided with described indoor set number of units setting device.
According to one embodiment of present invention, also comprise: fault cues device, described fault cues device is connected with described control module, and described fault cues device sends fault cues when described control module judges that described multi-connected air conditioning system breaks down.
For achieving the above object, the present invention on the other hand embodiment proposes a kind of control method of multi-connected air conditioning system, described multi-connected air conditioning system comprises off-premises station, N0 platform indoor set and control module, N0 be greater than 1 integer, described control method comprises the following steps: according to input instruction the quantity N0 of described indoor set is sent to described control module; Described control module obtains the quantity N with the indoor set of described off-premises station normal communication, and judges that whether described quantity N is equal with described quantity N0; If not, described control module judges that described multi-connected air conditioning system breaks down, and controls described off-premises station and quit work.
According to the control method of the multi-connected air conditioning system of the embodiment of the present invention, first the quantity N0 of indoor set is obtained according to the instruction of input, and this quantity N0 is sent to control module, control module judges that whether the quantity N0 of the indoor set sent with quantity N and the indoor set number of units setting device of the indoor set of off-premises station normal communication obtained is equal, if both are unequal, control module then judges that multi-connected air conditioning system breaks down, and control off-premises station and quit work, off-premises station is made to be in holding state, thus the liquid hit phenomenon that refrigerant when this multi-connected air conditioning system can be avoided to freeze in system causes when can not evaporate completely and get back to off-premises station, avoid the compressor damage in off-premises station, substantially increase the reliability of whole system.In addition, this control method is simple and reliable, is easy to realize.
According to one embodiment of present invention, also comprise: send fault cues when described control module judges that described multi-connected air conditioning system breaks down.
The aspect that the present invention adds and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
The present invention above-mentioned and/or additional aspect and advantage will become obvious and easy understand from the following description of the accompanying drawings of embodiments, wherein:
Fig. 1 is the block diagram of the multi-connected air conditioning system according to the embodiment of the present invention;
Fig. 2 is the block diagram of the multi-connected air conditioning system according to first embodiment of the invention;
Fig. 3 is the block diagram of the multi-connected air conditioning system according to second embodiment of the invention;
Fig. 4 is the block diagram of the multi-connected air conditioning system according to third embodiment of the invention;
Fig. 5 is the block diagram of the multi-connected air conditioning system according to four embodiment of the invention;
Fig. 6 is the block diagram of the multi-connected air conditioning system according to fifth embodiment of the invention;
Fig. 7 is the block diagram of the multi-connected air conditioning system according to sixth embodiment of the invention;
Fig. 8 is the block diagram of multi-connected air conditioning system according to an embodiment of the invention; And
Fig. 9 is the flow chart of the control method of multi-connected air conditioning system according to the embodiment of the present invention.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
Disclosing hereafter provides many different embodiments or example is used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts of specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the present invention.In addition, the present invention can in different example repeat reference numerals and/or letter.This repetition is to simplify and clearly object, itself does not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique that the invention provides and the example of material, but those of ordinary skill in the art can recognize the property of can be applicable to of other techniques and/or the use of other materials.In addition, fisrt feature described below second feature it " on " structure can comprise the embodiment that the first and second features are formed as directly contact, also can comprise other feature and be formed in embodiment between the first and second features, such first and second features may not be direct contacts.
In describing the invention, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be interpreted broadly, such as, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be directly be connected, also indirectly can be connected by intermediary, for the ordinary skill in the art, the concrete meaning of above-mentioned term can be understood as the case may be.
The control method of multi-connected air conditioning system and the multi-connected air conditioning system proposed according to the embodiment of the present invention is described with reference to the accompanying drawings.
Fig. 1 is the block diagram of the multi-connected air conditioning system according to the embodiment of the present invention.As shown in Figure 1, this multi-connected air conditioning system 1000 comprises: off-premises station 10, N0 platform indoor set 20, indoor set number of units setting device 30 and control module 40.
Wherein, every platform indoor set 20 in N0 platform indoor set is connected to off-premises station 10 respectively by air-conditioning duct, and is connected by connection 100 between N0 platform indoor set 20, and then is connected with off-premises station 10 by connection 100, like this, N0 platform indoor set 20 is cascaded by connection 100.Wherein, N0 be more than or equal to 1 integer.
Indoor set number of units setting device 30 is for sending to control module 40 according to the instruction of input by the quantity N0 of the indoor set in whole air-conditioning system, control module 40 is for obtaining the quantity N with the indoor set of off-premises station normal communication, and judge that whether quantity N is equal with quantity N0, if not, control module 40 judges that described multi-connected air conditioning system breaks down, and controls off-premises station and quit work.And if quantity N is equal with quantity N0, control module 40 judges that whole multi-connected air conditioning system is working properly, controls whole multi-connected air conditioning system and normally runs.It should be noted that, indoor set number of units setting device 30 can have operation interface, the instruction of input is received by operation interface, wherein, instruction can be artificial input, the quantity N0 of the indoor set in whole multi-connected air conditioning system such as inputted by professional and technical personnel or user, other input mode can certainly be adopted, as long as can be sent to control module 40 according to the instruction of input by indoor set number of units setting device 30.
That is, in an embodiment of the present invention, first indoor set number of units setting device 30 can obtain the number of units N0 of actual indoor set in the multi-connected air conditioning system of installation according to the instruction of user's input, then this number of units N0 is sent to the control module 40 in multi-connected air conditioning system by indoor set number of units setting device 30, control module 40 obtains the number of units N that can carry out the indoor set of normal communication with off-premises station, and can compare with indoor set number of units N and the N0 of off-premises station normal communication.Wherein, if N=N0, then judge that whole multi-connected air conditioning system normally works, otherwise control system report indoor set number of units abnormal failure, and control off-premises station and be in holding state, avoid system to occur liquid hit phenomenon, improve the reliability of system.
According to first embodiment of the invention, as shown in Figure 2, by connection 100, indoor set number of units setting device 30 is connected that described quantity N0 is sent to control module with off-premises station 10.Wherein, as shown in Figure 2, the quantity of indoor set is 5 i.e. N0=5, is respectively indoor set 2, indoor set 3, indoor set 4, indoor set 5, indoor set 6, also be connected by connection 100 between 5 indoor sets, and indoor set 2 is connected with off-premises station 10 by connection 100.
According to second embodiment of the present invention, as shown in Figure 3, indoor set number of units setting device 30 and off-premises station 10 carry out wireless telecommunications so that described quantity N0 is sent to control module.Similarly, as shown in Figure 3, the quantity of indoor set is 5 i.e. N0=5, is respectively indoor set 2, indoor set 3, indoor set 4, indoor set 5, indoor set 6, also be connected by connection 100 between 5 indoor sets, and indoor set 2 is connected with off-premises station 10 by connection 100.
According to the 3rd embodiment of the present invention, as shown in Figure 4, indoor set number of units setting device 30 carries out wireless telecommunications so that described quantity N0 is sent to described control module with at least one indoor set in described N0 platform indoor set.As shown in Figure 4, the quantity of indoor set is 5 i.e. N0=5, be respectively indoor set 2, indoor set 3, indoor set 4, indoor set 5, indoor set 6, also be connected by connection 100 between 5 indoor sets, and indoor set 2 is connected with off-premises station 10 by connection 100, at least one in indoor set 2, indoor set 3, indoor set 4, indoor set 5, indoor set 6 such as indoor set 2 and indoor set number of units setting device 30 carry out wireless telecommunications.
According to the 4th embodiment of the present invention, as shown in Figure 5, by connection 100, indoor set number of units setting device 30 is connected that described quantity N0 is sent to described control module with at least one indoor set in described N0 platform indoor set.As shown in Figure 5, the quantity of indoor set is 5 i.e. N0=5, be respectively indoor set 2, indoor set 3, indoor set 4, indoor set 5, indoor set 6, also be connected by connection 100 between 5 indoor sets, and indoor set 2 is connected with off-premises station 10 by connection 100, at least one in indoor set 2, indoor set 3, indoor set 4, indoor set 5, indoor set 6 such as indoor set 3 is connected by connection 100 with indoor set number of units setting device 30.
According to the 5th embodiment of the present invention, as shown in Figure 6, indoor set number of units setting device 30 and the integrated setting of off-premises station 10, namely indoor set number of units setting device 30 can in machine 10 disposed in the outdoor.And, as shown in Figure 6, the quantity of indoor set is 5 i.e. N0=5, is respectively indoor set 2, indoor set 3, indoor set 4, indoor set 5, indoor set 6, also be connected by connection 100 between 5 indoor sets, and indoor set 2 is connected with off-premises station 10 by connection 100.
According to a sixth embodiment of the present, as shown in Figure 7, at least one indoor set in N0 platform indoor set is integrated is provided with indoor set number of units setting device 30.As shown in Figure 7, the quantity of indoor set is 5 i.e. N0=5, be respectively indoor set 2, indoor set 3, indoor set 4, indoor set 5, indoor set 6, also be connected by connection 100 between 5 indoor sets, and indoor set 2 is connected with off-premises station 10 by connection 100, indoor set number of units setting device 30 can in machine 2 disposed in the interior.
In an embodiment of the present invention, as shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 or Fig. 7, the number of units of the indoor set installed is 5, the number of units N0 of the indoor set of reality can be set as 5 by indoor set number of units setting device 30, so under normal circumstances, also can be equal 5 with the number of units N of the indoor set of off-premises station normal communication, i.e. N=N0, at this moment whole multi-connected air conditioning system normally runs.But, if there are abnormal conditions, such as indoor set 3 and indoor set 5 are due to power supply disunity and be in power-down state, then can with off-premises station normal communication just only have indoor set 2, indoor set 4 and indoor set 6, now N=3, i.e. N ≠ N0, then control module controls this multi-connected air conditioning system report indoor set number of units fault, and it is out of service to control off-premises station, be in holding state.If in the case, multi-connected air conditioning system continues running refrigerating, outdoor machine enter the refrigerant (refrigerant liquid) of indoor set may through indoor set 3 and indoor set 5, due to these two indoor set power down then its blower fan do not open, therefore the refrigerant liquid through these two indoor sets just may not evaporate completely, thus refrigerant liquid can be caused to get back in the compressor of off-premises station, cause compressor generation liquid hit phenomenon, thus damage compressor.Therefore, the multi-connected air conditioning system of the embodiment of the present invention then can avoid compressor damage, promotes the reliability of whole system.
According to one embodiment of present invention, as shown in Figure 8, above-mentioned multi-connected air conditioning system also can comprise: fault cues device 50, fault cues device 50 is connected with control module 40, fault cues device 50 sends fault cues when control module 40 judges that multi-connected air conditioning system breaks down, easily and timely reminding user.
According to the multi-connected air conditioning system of the embodiment of the present invention, by indoor set number of units setting device, the quantity N0 of indoor set is sent to control module, control module judges that whether the quantity N0 of the indoor set sent with quantity N and the indoor set number of units setting device of the indoor set of off-premises station normal communication obtained is equal, if both are unequal, control module then judges that multi-connected air conditioning system breaks down, and control off-premises station and quit work, off-premises station is made to be in holding state, thus the liquid hit phenomenon that refrigerant when this multi-connected air conditioning system can be avoided to freeze in system causes when can not evaporate completely and get back to off-premises station, avoid the compressor damage in off-premises station, substantially increase the reliability of whole system.
Fig. 9 is the flow chart of the control method of multi-connected air conditioning system according to the embodiment of the present invention, wherein, this multi-connected air conditioning system is the multi-connected air conditioning system that above-described embodiment describes, and it comprises off-premises station, N0 platform indoor set and control module, wherein, N0 be greater than 1 integer.As shown in Figure 9, the control method of this multi-connected air conditioning system comprises the following steps:
S1, the quantity N0 of indoor set is sent to control module by the instruction according to input.
In one embodiment of the invention, the quantity N0 of the indoor set in whole air-conditioning system is obtained by indoor set number of units setting device, wherein, indoor set number of units setting device can have operation interface, operation interface is for receiving the instruction of input, indoor set number of units setting device obtains the quantity N0 of indoor set according to the instruction of input, and quantity N0 is sent to control module.
S2, control module obtains the quantity N with the indoor set of off-premises station normal communication, and judges that whether quantity N is equal with quantity N0.If not, step S3 is performed; If so, step S4 is performed.
S3, control module judges that multi-connected air conditioning system breaks down, and controls off-premises station and quit work.
S4, controls multi-connected air conditioning system and normally runs.
According to one embodiment of present invention, sending fault cues when control module judges that described multi-connected air conditioning system breaks down, there is indoor set number of units fault in reminding user multi-connected air conditioning system.
According to the control method of the multi-connected air conditioning system of the embodiment of the present invention, first the quantity N0 of indoor set is obtained according to the instruction of input, and this quantity N0 is sent to control module, control module judges that whether the quantity N0 of the indoor set sent with quantity N and the indoor set number of units setting device of the indoor set of off-premises station normal communication obtained is equal, if both are unequal, control module then judges that multi-connected air conditioning system breaks down, and control off-premises station and quit work, off-premises station is made to be in holding state, thus the liquid hit phenomenon that refrigerant when this multi-connected air conditioning system can be avoided to freeze in system causes when can not evaporate completely and get back to off-premises station, avoid the compressor damage in off-premises station, substantially increase the reliability of whole system.In addition, this control method is simple and reliable, is easy to realize.
Describe and can be understood in flow chart or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.
In flow charts represent or in this logic otherwise described and/or step, such as, the sequencing list of the executable instruction for realizing logic function can be considered to, may be embodied in any computer-readable medium, for instruction execution system, device or equipment (as computer based system, comprise the system of processor or other can from instruction execution system, device or equipment instruction fetch and perform the system of instruction) use, or to use in conjunction with these instruction execution systems, device or equipment.With regard to this description, " computer-readable medium " can be anyly can to comprise, store, communicate, propagate or transmission procedure for instruction execution system, device or equipment or the device that uses in conjunction with these instruction execution systems, device or equipment.The example more specifically (non-exhaustive list) of computer-readable medium comprises following: the electrical connection section (electronic installation) with one or more wiring, portable computer diskette box (magnetic device), random access memory (RAM), read-only storage (ROM), erasablely edit read-only storage (EPROM or flash memory), fiber device, and portable optic disk read-only storage (CDROM).In addition, computer-readable medium can be even paper or other suitable media that can print described program thereon, because can such as by carrying out optical scanner to paper or other media, then carry out editing, decipher or carry out process with other suitable methods if desired and electronically obtain described program, be then stored in computer storage.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple step or method can with to store in memory and the software performed by suitable instruction execution system or firmware realize.Such as, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: the discrete logic with the logic gates for realizing logic function to data-signal, there is the special IC of suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is that the hardware that can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, this program perform time, step comprising embodiment of the method one or a combination set of.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing module, also can be that the independent physics of unit exists, also can be integrated in a module by two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.If described integrated module using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.
The above-mentioned storage medium mentioned can be read-only storage, disk or CD etc.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments without departing from the principles and spirit of the present invention, scope of the present invention is by claims and equivalency thereof.
Claims (10)
1. a multi-connected air conditioning system, is characterized in that, comprising:
Off-premises station;
N0 platform indoor set, the every platform indoor set in described N0 platform indoor set is connected to described off-premises station respectively by pipeline, wherein, N0 be greater than 1 integer;
Indoor set number of units setting device and control module, described indoor set number of units setting device is used for, according to the instruction of input, the quantity N0 of described indoor set is sent to described control module, described control module is for obtaining the quantity N with the indoor set of described off-premises station normal communication, and judge that whether described quantity N is equal with described quantity N0, if not, described control module judges that described multi-connected air conditioning system breaks down, and controls described off-premises station and quit work.
2. multi-connected air conditioning system as claimed in claim 1, it is characterized in that, by connection, described indoor set number of units setting device is connected that described quantity N0 is sent to described control module with described off-premises station.
3. multi-connected air conditioning system as claimed in claim 1, it is characterized in that, described indoor set number of units setting device and described off-premises station carry out wireless telecommunications so that described quantity N0 is sent to described control module.
4. multi-connected air conditioning system as claimed in claim 1, is characterized in that, at least one indoor set in described indoor set number of units setting device and described N0 platform indoor set carries out wireless telecommunications so that described quantity N0 is sent to described control module.
5. multi-connected air conditioning system as claimed in claim 1, it is characterized in that, by connection, described indoor set number of units setting device is connected that described quantity N0 is sent to described control module with at least one indoor set in described N0 platform indoor set.
6. multi-connected air conditioning system as claimed in claim 1, is characterized in that, described indoor set number of units setting device and the integrated setting of described off-premises station.
7. multi-connected air conditioning system as claimed in claim 1, it is characterized in that, at least one indoor set in described N0 platform indoor set is integrated is provided with described indoor set number of units setting device.
8. the multi-connected air conditioning system according to any one of claim 1-7, is characterized in that, also comprises:
Fault cues device, described fault cues device is connected with described control module, and described fault cues device sends fault cues when described control module judges that described multi-connected air conditioning system breaks down.
9. a control method for multi-connected air conditioning system, is characterized in that, described multi-connected air conditioning system comprises off-premises station, N0 platform indoor set and control module, N0 be greater than 1 integer, described control method comprises the following steps:
The quantity N0 of described indoor set is sent to described control module by the instruction according to input;
Described control module obtains the quantity N with the indoor set of described off-premises station normal communication, and judges that whether described quantity N is equal with described quantity N0;
If not, described control module judges that described multi-connected air conditioning system breaks down, and controls described off-premises station and quit work.
10. control method as claimed in claim 9, is characterized in that, also comprise:
Fault cues is sent when described control module judges that described multi-connected air conditioning system breaks down.
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| CN107218703A (en) * | 2017-06-19 | 2017-09-29 | 海信（山东）空调有限公司 | A kind of multi-split air conditioner control method |
| CN107517282A (en) * | 2017-08-08 | 2017-12-26 | 深圳创维空调科技有限公司 | A kind of method for assigning address to indoor unit, storage medium and multiple on-line system |
| CN107869822A (en) * | 2017-11-08 | 2018-04-03 | 绵阳美菱软件技术有限公司 | A kind of multi-gang air-conditioner monitoring method, monitoring system and outdoor host computer |
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| CN106556109B (en) * | 2016-11-11 | 2019-11-22 | 广东美的暖通设备有限公司 | The wireline inspection method of air-conditioning system and air-conditioning system |
| CN107218703A (en) * | 2017-06-19 | 2017-09-29 | 海信（山东）空调有限公司 | A kind of multi-split air conditioner control method |
| CN107517282A (en) * | 2017-08-08 | 2017-12-26 | 深圳创维空调科技有限公司 | A kind of method for assigning address to indoor unit, storage medium and multiple on-line system |
| CN107869822A (en) * | 2017-11-08 | 2018-04-03 | 绵阳美菱软件技术有限公司 | A kind of multi-gang air-conditioner monitoring method, monitoring system and outdoor host computer |
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