CN102331074B - Air-conditioning system and implementation method and device for controlling same - Google Patents
Air-conditioning system and implementation method and device for controlling same Download PDFInfo
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- CN102331074B CN102331074B CN201110312990.9A CN201110312990A CN102331074B CN 102331074 B CN102331074 B CN 102331074B CN 201110312990 A CN201110312990 A CN 201110312990A CN 102331074 B CN102331074 B CN 102331074B
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Abstract
The invention discloses an air-conditioning system and an implementation method and device for controlling the same. The method comprises the following steps: an outdoor machine visits indoor machines in a polling manner, the outdoor machine acquires information cached in the currently visited indoor machine, and the outdoor machine works according to the obtained information. The indoor machines are connected with the outdoor machine in parallel, and the outdoor machine and each indoor machine realize the independent communication in a polling manner, thus a shielding layer is not required to be arranged for a communication line, the requirements of the communication line are reduced, simultaneously the need of configuring a communication address for each indoor machine is avoided, and the communicating complexity is reduced; and the outdoor machine independently visits each indoor machine, so that the stability of the system can be improved, and the whole system can still work normally although the individual indoor machine paralyzes.
Description
Technical field
The present invention relates to the electric equipment field, and especially, relate to implementation method and device and air-conditioning system that a kind of air-conditioning is controlled.
Background technology
At present, mostly follow the inside and outside machine communication mode of VRF air conditioning bus type with multi-split air conditioner, communication mode simply says to be exactly with an order wire, all air-conditioning internal machines to be stringed together with air-conditioner outdoor unit and are connected, and its structure as shown in Figure 1.
But there is following shortcoming in the communication mode of a current bus type that drags many air-conditionings to adopt:
1. bus type communication requires highly to order wire, needs the band screen layer, can not with power line walking line;
2. bus type communication need to be set the mailing address of indoor set, complicated operation;
3. break down in certain in the order wire of bus type communication, can cause whole air-conditioning system paralysis.
At present, require the problem of height, mode of operation complexity and poor stability for the order wire of a bus type communication mode existence of dragging many air-conditionings to adopt in correlation technique, not yet propose effective solution.
Summary of the invention
Require the problem of height, mode of operation complexity and poor stability for the order wire of a bus type communication mode existence of dragging many air-conditionings to adopt in correlation technique, the present invention proposes implementation method and device and the air-conditioning system that a kind of air-conditioning is controlled, can reduce the requirement to order wire, avoid adopting complicated communication mode, improve the stability of system simultaneously.
Technical scheme of the present invention is achieved in that
According to an aspect of the present invention, the implementation method that provides a kind of air-conditioning to control, controlled for the air-conditioning to comprising off-premises station and at least one indoor set, and wherein, at least one indoor set all is connected to off-premises station.
The implementation method of controlling according to air-conditioning of the present invention comprises: off-premises station is accessed indoor set in the mode of poll; Off-premises station obtains the information of the indoor set buffer memory of current accessed; Off-premises station carries out work according to the information of obtaining.
Wherein, alternatively, off-premises station comprises selects communication module and control module, selects communication module for optionally realizing the access of off-premises station to each indoor set; And off-premises station is accessed indoor set in the mode of poll and comprised: control module is controlled the indoor set of selecting communication module to select the off-premises station current accessed according to predetermined period of time.
And, when off-premises station access indoor set, the control module control inputs is at least one level of selecting communication module, wherein, the size of at least one level is for meaning the indoor set of current needs access; Select communication module to make the current indoor set that needs access of off-premises station access according at least one level.
Further, in the situation that the quantity of indoor set is a plurality of and off-premises station reaches predetermined period of time to access time of an indoor set, the size provided at least one level of selecting communication module is provided control module, selects communication module that off-premises station is conducted interviews to the represented indoor set of level after changing.
In addition, for each indoor set, when this indoor set receives in the situation of information, if current this indoor set of not accessing of off-premises station, the information that the indoor set buffer memory receives, when off-premises station, access in the situation of this indoor set, off-premises station obtains the information of indoor set buffer memory, and this indoor set empties the information of buffer memory.
Wherein, in the situation that indoor set quantity is a plurality of, a plurality of indoor sets are connected with off-premises station by parallel mode.
Alternatively, the information that off-premises station obtains comprise following one of at least: the ambient parameter information that the control instruction information that the user sends indoor set, indoor set gather.
According to a further aspect in the invention, the implement device that provides a kind of air-conditioning to control, controlled for the air-conditioning system to comprising off-premises station and at least one indoor set, and wherein, at least one indoor set all is connected to off-premises station.
The implement device of controlling according to air-conditioning of the present invention comprises: select communication module, for optionally realizing the access of off-premises station to each indoor set; Control module, select communication module to realize that off-premises station carries out the poll access to indoor set for controlling; Acquisition module, for the information of the indoor set buffer memory that obtains current accessed; Sending module, send off-premises station for the information by obtaining.
In accordance with a further aspect of the present invention, provide a kind of air-conditioning system, comprised off-premises station and at least one indoor set, wherein, at least one indoor set all is connected to off-premises station, and, off-premises station comprises: select communication module, for optionally realizing the access of off-premises station to each indoor set; Control module, select communication module to realize that off-premises station carries out the poll access to indoor set for controlling; Acquisition module, for the information of the indoor set buffer memory that obtains current accessed; Operation control module, control off-premises station for the information according to obtaining and carry out work;
Each indoor set comprises: buffer, and in the situation that this indoor set receives information and current this indoor set of not accessing of off-premises station, the information that buffer memory receives, and empty the information of buffer memory after the information of buffer memory is reported; The information reporting module, in the situation that the indoor set at place is accessed by off-premises station, to off-premises station, obtain the information reporting of buffer buffer memory for off-premises station.
Wherein, in the situation that indoor set quantity is a plurality of, a plurality of indoor sets are connected with off-premises station by parallel mode.
The present invention is by making the indoor set parallel join to off-premises station, and realize that by the access mode of poll off-premises station communicates by letter with the independent of each indoor set, not only avoided order wire is arranged to screen layer, reduced the requirement to order wire, also can avoid each indoor set is arranged to mailing address simultaneously, reduced the complexity of communication, and because off-premises station carries out access separately to each indoor set, so can improve the stability of system, avoid indivedual indoor set paralysis to cause whole system to work.
The accompanying drawing explanation
Fig. 1 is the schematic diagram that in correlation technique, off-premises station is connected with indoor set;
Fig. 2 is the flow chart according to the implementation method of the air-conditioning control of the embodiment of the present invention;
Fig. 3 is the annexation schematic diagram according to off-premises station and indoor set in the air-conditioning system of the embodiment of the present invention;
Fig. 4 is the air conditioner outdoor machine control circuit board communications circuit diagram according to the embodiment of the present invention;
Fig. 5 is the COMM circuit theory diagrams according to the outdoor control circuit board of the embodiment of the present invention;
Fig. 6 is the telecommunication circuit schematic diagram according to the indoor set control circuit board of the embodiment of the present invention;
Fig. 7 is the process principle figure of communicating by letter with indoor set according to the off-premises station of the embodiment of the present invention;
Fig. 8 is the block diagram according to the implement device of the air-conditioning control of the embodiment of the present invention;
Fig. 9 is the block diagram according to the air-conditioning system of the embodiment of the present invention.
The specific embodiment
According to embodiments of the invention, the implementation method that provides a kind of air-conditioning to control, controlled for the air-conditioning to comprising off-premises station and at least one indoor set, and wherein, at least one indoor set all is connected to off-premises station.
As shown in Figure 2, the implementation method of controlling according to the air-conditioning of the embodiment of the present invention comprises:
Step S201, off-premises station is accessed indoor set in the mode of poll;
Step S203, off-premises station obtains the information of the indoor set buffer memory of current accessed;
Step S205, off-premises station carries out work according to the information of obtaining.
Wherein, off-premises station comprises selects communication module and control module, selects communication module for optionally realizing the access of off-premises station to each indoor set; And, when off-premises station is accessed indoor set in the mode of poll, can be controlled by control module the indoor set of selecting communication module to select the off-premises station current accessed according to predetermined period of time.
As shown in Figure 3, in the situation that indoor set quantity is a plurality of, a plurality of indoor sets are connected with off-premises station by parallel mode.
And, when off-premises station access indoor set, the control module control inputs is at least one level of selecting communication module, wherein, the size of at least one level is for meaning the indoor set of current needs access; Select communication module to make the current indoor set that needs access of off-premises station access according at least one level.
For example, suppose to exist 4 indoor set A, B, C and D, control module can be inputted the first level and 2 level signals of second electrical level to selecting communication module, it can be high level 1 or low level 0 that each level signal is divided, now, can, by the first level and second electrical level all are set to 0 composition level signal " 00 ", mean current need to conducting interviews to indoor set A; Can also, by the first level being set to 0 and second electrical level is set to 1 composition level signal " 01 ", mean current need to indoor set B being conducted interviews; Can also, by the first level being set to 1 and second electrical level is set to 0 composition level signal " 10 ", mean current need to indoor set C being conducted interviews; Can also, by the first level and second electrical level all are set to 1 composition level signal " 11 ", mean current need to conducting interviews to indoor set D.
In the situation that the quantity of indoor set is a plurality of and off-premises station reaches predetermined period of time to access time of an indoor set, the size provided at least one level of selecting communication module is provided control module, selects communication module that off-premises station is conducted interviews to the represented indoor set of level after changing.For example, control module can maintain level combination " 00 " indoor set A is conducted interviews, over time, level is changed into to level combination " 01 ", to indoor set, B conducts interviews, and the rest may be inferred, after having accessed indoor set D, can again the level combination be set to " 00 ", again indoor set A be conducted interviews.
For each indoor set, when this indoor set receives in the situation of information, if current this indoor set of not accessing of off-premises station, the information that the indoor set buffer memory receives, when off-premises station is accessed in the situation of this indoor set, off-premises station obtains the information of indoor set buffer memory, and this indoor set empties the information of buffer memory.
The information that off-premises station obtains comprise following one of at least: the ambient parameter information that the control instruction information that the user sends indoor set, indoor set gather.
In addition, access time length to different indoor sets can be identical, can be also different, in addition, after an indoor set is conducted interviews, can to next indoor set, conduct interviews at once, once access on also can carrying out again after certain interval of time, in addition, also can accessed after all indoor sets after certain interval of time, carry out again on cyclic access once.
Fig. 4 is air conditioner outdoor machine control circuit board communications circuit diagram.As shown in Figure 4, RXD0, TXD0 that off-premises station is controlled master chip are reception, the transmit port that inside and outside machine is communicated by letter, and with X, the Y of the 4052 multichannel selectors that are numbered IC15, IC16, are connected;
The address output end mouth that A3, the A4 pin of off-premises station control master chip is 4052 multichannel selectors, by 1K resistance, with 4052 A, B pin, be connected, for select one group of passage of 4052 (X0, Y0 is one group, X1, Y1 is one group, X2, Y2 is one group, X3, Y3 is one group) with X, Y, communicate, 4052 truth tables are as shown in table 1:
Table 1
Off-premises station controls the control port that enables that the A5 pin of master chip is 4052 multichannel selectors, by 1K resistance be numbered 4052 of IC16
pin is connected, the negative circuit simultaneously formed by N3 and be numbered 4052 of IC15
pin is connected, when 4052
pin I/O channel when low level is that effectively when high level, I/O channel is invalid.Therefore can carry out the operation of alternative to 4052 by A5, when A5 is high level, IC15 is effective, otherwise IC16 is effective.
X0/Y0, the X1/Y1 of 4052 multichannel selectors of outdoor control circuit board, X2/Y2, X3/Y3 are connected with RXD (receiving port), the TXD (transmit port) of COMM1, COMM2, COMM3, COMM4, COMM5 circuit respectively, the function of COMM1/2/3/4/5 is to send to indoor set by COM port after the modulation of the signal of RXD port, after the indoor set signal demodulation then COM port received, by the TXD port, to send to the off-premises station master chip.
Fig. 5 is the COMM circuit theory diagrams of outdoor control circuit board.As shown in Figure 5, when outdoor during to indoor transmitted signal, the level signal of TXD (transmission FPDP) is changed by the IC1 optocoupler, when TXD is high level, COM (COM1) and N (zero line of power supply) conducting, when TXD is low level, COM (COM1) and N (zero line of power supply) disconnect.
During signal in outdoor receiving chamber, TXD becomes high level, makes COM and N conducting, when COM brings out existing low and high level signal, is converted to the low and high level signal of RXD by the IC2 optocoupler, sends the master chip of outdoor control circuit board to.
Fig. 6 is the telecommunication circuit schematic diagram of indoor set control circuit board, as shown in Figure 6, when indoor set receives the off-premises station signal, the indoor set master chip is set to high level by COM-TX (signal sending end mouth) makes the IC5 optocoupler in conducting state, form path between AC-L (live wire of power supply) and COMM, now receive the signal of off-premises station, by the IC4 optocoupler, carry out the signal conversion, send to the COM-RX (receiver port) of indoor set master chip.
Fig. 7 is the process principle figure of communication, with reference to Fig. 4 to Fig. 7, off-premises station, after indoor set switches on power, off-premises station is in the transmission state, and all indoor sets are in accepting state, the off-premises station control panel is communicated by letter with machine in First by 4052 selections, at first send outer machine data to the First indoor set, after this indoor set is received the data of outer machine, transfer the transmission state to, send the data to off-premises station, after off-premises station receives the interior machine data of First, forward to second indoor set and communicate, by that analogy, complete with have interior machine to communicate by letter after, again next circulation again.
It should be noted that, although describe the concrete structure of off-premises station and indoor set with reference to the accompanying drawings before, but be to be understood that, in actual applications, can also adopt other chip (also can adopt more 4052 or 4052 from the combination of other chips) or the access that realizes different indoor sets of other gating circuit structure, concrete circuit structure and wherein selection this paper of device will not enumerate.
According to another embodiment of the present invention, the implement device that also provides a kind of air-conditioning to control, controlled for the air-conditioning system to comprising off-premises station and at least one indoor set, and wherein, at least one indoor set all is connected to off-premises station.
As shown in Figure 8, the implement device of controlling according to the air-conditioning of the embodiment of the present invention comprises:
Sending module 84, send off-premises station for the information by obtaining.
This device both can be arranged in off-premises station, also can be arranged between off-premises station and indoor set.
According to embodiments of the invention, a kind of air-conditioning system also is provided, as shown in Figure 9, comprise that according to the air-conditioning system of the embodiment of the present invention off-premises station 1 and at least one indoor set are (for purpose clearly, in Fig. 9, only show except an indoor set 2), indoor set 2 is connected to off-premises station 1 (other unshowned indoor sets and indoor set 2 parallel joins are to off-premises station 1).
As shown in Figure 9, off-premises station 1 comprises:
Information reporting module 22, in the situation that the indoor set at place is accessed by off-premises station, to off-premises station, obtain the information reporting of buffer buffer memory for off-premises station.
In sum, by means of technique scheme of the present invention, by making the indoor set parallel join to off-premises station, and realize that by the access mode of poll off-premises station communicates by letter with the independent of each indoor set, not only avoided order wire is arranged to screen layer, reduced the requirement to order wire, also can avoid each indoor set is arranged to mailing address simultaneously, reduced the complexity of communication, and because off-premises station carries out access separately to each indoor set, so can improve the stability of system, avoid indivedual indoor set paralysis to cause whole system to work.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. the implementation method that air-conditioning is controlled, controlled for the air-conditioning to comprising off-premises station and at least one indoor set, and wherein, described at least one indoor set all is connected to described off-premises station, it is characterized in that, described method comprises:
Described off-premises station is accessed described indoor set in the mode of poll;
Described off-premises station obtains the information of the indoor set buffer memory of current accessed;
Described off-premises station carries out work according to the described information of obtaining,
Wherein, described off-premises station comprises selects communication module and control module, and described selection communication module is for optionally realizing the access of described off-premises station to each indoor set;
And described off-premises station is accessed described indoor set in the mode of poll and is comprised:
Described control module controls according to predetermined period of time the indoor set that described selection communication module is selected described off-premises station current accessed.
2. method according to claim 1, is characterized in that,
When described off-premises station access indoor set, described control module control inputs is at least one level of described selection communication module, and wherein, the size of described at least one level is for meaning the indoor set of current needs access;
Described selection communication module makes the current indoor set that needs access of described off-premises station access according to described at least one level.
3. method according to claim 2, it is characterized in that, in the situation that the quantity of indoor set is a plurality of and described off-premises station, access time of an indoor set is reached to described predetermined period of time, described control module changes to be provided to the size of described at least one level of described selection communication module, and described selection communication module makes described off-premises station conduct interviews to the represented indoor set of level after changing.
4. method according to claim 1, it is characterized in that, for each indoor set, when this indoor set receives in the situation of information, if current this indoor set of not accessing of described off-premises station, the described information that the indoor set buffer memory receives, when described off-premises station is accessed in the situation of this indoor set, described off-premises station obtains the described information of described indoor set buffer memory, and this indoor set empties the information of buffer memory.
5. according to the described method of any one in claim 1 to 4, it is characterized in that, in the situation that indoor set quantity is a plurality of, described a plurality of indoor sets are connected with described off-premises station by parallel mode.
6. according to the described method of any one in claim 1 to 4, it is characterized in that, the described information that described off-premises station obtains comprise following one of at least: the ambient parameter information that the control instruction information that the user sends indoor set, indoor set gather.
7. the implement device that air-conditioning is controlled, controlled for the air-conditioning system to comprising off-premises station and at least one indoor set, and wherein, described at least one indoor set all is connected to described off-premises station, it is characterized in that, described device comprises:
Select communication module, for optionally realizing the access of described off-premises station to each indoor set;
Control module, realize that for controlling described selection communication module off-premises station carries out the poll access to indoor set;
Acquisition module, for the information of the indoor set buffer memory that obtains current accessed;
Sending module, send off-premises station for the described information by obtaining.
8. an air-conditioning system, comprise off-premises station and at least one indoor set, and wherein, described at least one indoor set all is connected to described off-premises station, it is characterized in that,
Described off-premises station comprises:
Select communication module, for optionally realizing the access of described off-premises station to each indoor set;
Control module, realize that for controlling described selection communication module off-premises station carries out the poll access to indoor set;
Acquisition module, for the information of the indoor set buffer memory that obtains current accessed;
Operation control module, control described off-premises station for the described information according to obtaining and carry out work;
Each indoor set comprises:
Buffer, in the situation that this indoor set receives information and current this indoor set of not accessing of described off-premises station, the described information that buffer memory receives, and empty the information of buffer memory after the information of buffer memory is reported;
The information reporting module, in the situation that the indoor set at place is accessed by described off-premises station, give described off-premises station by the described information reporting of described buffer buffer memory, for off-premises station, obtains.
9. air-conditioning system according to claim 8, is characterized in that, in the situation that indoor set quantity is a plurality of, described a plurality of indoor sets are connected with described off-premises station by parallel mode.
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| CN103036754B (en) * | 2012-11-22 | 2015-11-04 | 青岛海尔空调电子有限公司 | A kind of multi-gang air-conditioner communication system and communication means |
| CN103047736B (en) * | 2013-01-04 | 2016-03-02 | 广东美的制冷设备有限公司 | Outdoor controling parameters automatic matching method, system and air-conditioner |
| CN103175290B (en) * | 2013-03-26 | 2016-03-02 | 青岛海尔空调电子有限公司 | Realize the valve cap device of changes in temperature multi-gang air-conditioner simultaneously |
| CN104344498B (en) * | 2013-08-08 | 2017-05-17 | 江森自控空调冷冻设备(无锡)有限公司 | Variable refrigerant flow air conditioner, wireless control method of air conditioner, and wireless controller |
| CN105318488B (en) * | 2014-06-24 | 2019-07-16 | 松下电器产业株式会社 | Pipe type air conditioner and its control method |
| CN106452671B (en) * | 2016-09-28 | 2020-09-18 | 青岛海尔空调电子有限公司 | Multi-connected indoor and outdoor unit communication method |
| CN109405193B (en) * | 2017-08-14 | 2021-09-07 | 大金工业株式会社 | Air conditioning system and remote controller pairing method thereof |
| CN109469972A (en) * | 2018-10-24 | 2019-03-15 | 珠海格力电器股份有限公司 | A kind of outdoor machine of air-conditioner address configuration means and its control method |
| CN110608502B (en) * | 2019-09-10 | 2022-08-19 | 青岛海尔空调电子有限公司 | Air conditioner communication method based on single-wire half-duplex communication and air conditioner |
| CN110726211B (en) * | 2019-10-10 | 2020-11-17 | 珠海格力电器股份有限公司 | Air conditioner multi-split air conditioner control method and device, storage medium and air conditioner multi-split air conditioner |
| CN111503855B (en) * | 2020-04-29 | 2021-06-29 | 四川虹美智能科技有限公司 | Control system and control method of multi-split air conditioner |
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