CN105318505A

CN105318505A - Variable frequency air conditioner control device based on thermostat, terminal, system and method

Info

Publication number: CN105318505A
Application number: CN201510843216.9A
Authority: CN
Inventors: 桂大发
Original assignee: Midea Group Co Ltd; Guangdong Midea Refrigeration Equipment Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2015-11-26
Filing date: 2015-11-26
Publication date: 2016-02-10
Also published as: WO2017088305A1

Abstract

The invention discloses a variable frequency air conditioner control device based on a thermostat. The control device comprises a controller, input interfaces connected with the controller, and indoor unit communication interfaces, wherein the input interfaces are connected with the thermostat and receives the control signals sent by the thermostat; the indoor unit communication interfaces are connected with variable frequency air conditioner indoor units; the variable frequency air conditioner indoor units are connected with variable frequency air conditioner outdoor units; the controller receives indoor temperature signals collected by the variable frequency air conditioner indoor units through the indoor unit communication interfaces; the controller sets the target reference temperature used for adjusting the compressor operating frequency of a compressor of the variable frequency air conditioner outdoor units according to the thermostat shutdown control signals and indoor temperature signals collected by the variable frequency air conditioner indoor units. The invention further discloses a terminal, a variable frequency air conditioner control system based on the thermostat and a method. The invention provides a scheme that the thermostat is connected with the variable frequency air conditioner indoor units through the control device and furtherto controls the variable frequency air conditioner outdoor units, so that the intelligent degree of the thermostat control over the air conditioner is increased, and the comfort provided by the air conditioner is improved.

Description

Based on convertible frequency air-conditioner control device, terminal, the system and method for thermosistor

Technical field

The present invention relates to air-conditioner technical field, particularly relate to convertible frequency air-conditioner control device, terminal, system and method based on thermosistor.

Background technology

Self-operated thermostatic controller is the controller of the general conditioner in North America and Latin American, adopts the load of safe voltage Power supply and control.User can set the control temperature, operational mode, operating air velocity etc. of self-operated thermostatic controller.Self-operated thermostatic controller inside has one for detecting the sensor of indoor temperature, can detect indoor environment temperature.Self-operated thermostatic controller can control the operation of air-conditioner according to design temperature, pattern, wind speed and indoor environment temperature.As shown in Figure 1, the control signal that self-operated thermostatic controller exports at least comprises 1 road inner blower control signal G, 1 road compressor control signal Y, also can be multichannel inner blower, compressor control signal, can also have 1 or multichannel cross valve B, electric heating control signal W etc.Above-mentioned control signal is Open-Close operation signal, and the load that can control air-conditioner is opened or closed.Self-operated thermostatic controller controls the operation function of air-conditioner under reaching different mode by the corresponding load switch signal of output, as opened by output squeezing machine in cooling mode, the signal such as inner blower is opened, cross valve pass realizes refrigerating function and realizes, and the realization that signal realizes heat-production functions such as to be opened, inner blower is opened, cross valve is opened in a heating mode by output squeezing machine.Be the control of fixed machine frequently in the control program of self-operated thermostatic controller, such as, comprise:

24V controls fixed outer machine frequently, can receive outside 24V control signal (compressor, cross valve etc.), and open corresponding load running.

24V controls fixed interior machine frequently, can receive outside 24V control signal (inner blower), and open corresponding load running.

But; above-mentioned control program can only control to determine frequency machine, uncontrollable frequency changer, because the control signal of frequency conversion type is not above simple load switch signal; relate to frequency and various guard signal complexity, control signal is the work being controlled above load by the mode of communications protocol.Therefore, existing control program makes air conditioning applications be restricted, and causes airconditioning control process intelligence degree poor.

Foregoing, only for auxiliary understanding technical scheme of the present invention, does not represent and admits that foregoing is prior art.

Summary of the invention

Main purpose of the present invention is to provide a kind of convertible frequency air-conditioner control device, terminal, system and method based on thermosistor, be intended to solve and can only control to determine frequency machine by the scheme of thermosistor control air-conditioner at present, existing control program makes air conditioning applications be restricted, and causes the problem of airconditioning control process intelligence degree difference.

For achieving the above object, a kind of convertible frequency air-conditioner control device based on thermosistor provided by the invention, comprising: controller and the input interface be connected with controller and interior machine communication interface, wherein,

Described input interface is connected with thermosistor, receives the control signal that thermosistor sends; Described interior machine communication interface is connected with convertible frequency air-conditioner indoor set, and described convertible frequency air-conditioner indoor set connects frequency-variable air conditioner outdoor machine, and described controller receives the indoor temperature signal of convertible frequency air-conditioner indoor set collection by interior machine communication interface; The indoor temperature signal that described controller gathers according to the pass machine control signal of thermosistor and convertible frequency air-conditioner indoor set, setting is used for the object reference temperature of the compressor operating frequency adjustment of frequency-variable air conditioner outdoor machine.

Preferably, the described convertible frequency air-conditioner control device based on thermosistor also comprises: the detection interface be connected with controller, and described detection interface is connected with temperature detector, receives the indoor temperature signal that temperature detector gathers.

Preferably, the described convertible frequency air-conditioner control device based on thermosistor also comprises: the temperature detector be connected with described detection interface.

Preferably, described interior machine communication interface is communication bus interface, and described communication bus interface is connected with multiple convertible frequency air-conditioner indoor set, and described multiple convertible frequency air-conditioner indoor set correspondence connects multiple frequency-variable air conditioner outdoor machine.

In addition, to achieve these goals, a kind of terminal provided by the invention, described terminal comprises as above based on the convertible frequency air-conditioner control device of thermosistor, the described convertible frequency air-conditioner control device based on thermosistor is arranged in described terminal, and described terminal is convertible frequency air-conditioner indoor set or frequency-variable air conditioner outdoor machine.

In addition, to achieve these goals, a kind of Control Method of Inverter Air Conditioner based on thermosistor provided by the invention, the described Control Method of Inverter Air Conditioner based on thermosistor comprises control device as above, and the described Control Method of Inverter Air Conditioner based on thermosistor also comprises: the thermosistor be connected with described input interface, the convertible frequency air-conditioner indoor set be connected with described interior machine communication interface and the frequency-variable air conditioner outdoor machine be connected with described convertible frequency air-conditioner indoor set;

Controller, when receiving the pass machine control signal that thermosistor sends, obtains the indoor temperature signal gathered by interior machine communication interface;

Temperature corresponding for described indoor temperature signal is set as that the compressor frequency of frequency-variable air conditioner outdoor machine next time runs the object reference temperature controlled by described controller.

Preferably, the described Control Method of Inverter Air Conditioner based on thermosistor also comprises: the detection interface be connected with controller, described detection interface is arranged on the convertible frequency air-conditioner control device based on thermosistor, described detection interface is connected with temperature detector, receives the indoor temperature signal that temperature detector gathers.

Preferably, the described Control Method of Inverter Air Conditioner based on thermosistor also comprises: the temperature detector be connected with described detection interface.

Preferably, described control system comprises multiple frequency-variable air conditioner outdoor machines of multiple convertible frequency air-conditioner indoor set and correspondence, described interior machine communication interface is communication bus interface, described communication bus interface is connected with multiple convertible frequency air-conditioner indoor set, and described multiple convertible frequency air-conditioner indoor set correspondence connects multiple frequency-variable air conditioner outdoor machine.

In addition, to achieve these goals, the control method of a kind of Control Method of Inverter Air Conditioner based on thermosistor provided by the invention, the described Control Method of Inverter Air Conditioner based on thermosistor is control system as above, comprises step:

Controller, in air-conditioner running, receives the frequency-variable air conditioner outdoor machine pass machine control signal that thermosistor sends;

Described controller sends to described convertible frequency air-conditioner indoor set and closes machine control signal, described frequency-variable air conditioner outdoor machine is closed to send pass machine control signal by described convertible frequency air-conditioner indoor set to frequency-variable air conditioner outdoor machine, obtain indoor temperature signal, be again open the compressor frequency after frequency-variable air conditioner outdoor machine to run the object reference temperature controlled by thermograph corresponding for described indoor temperature signal simultaneously.

Preferably, the compressor frequency after thermograph corresponding for described indoor temperature signal is again open frequency-variable air conditioner outdoor machine by described controller also comprises after running the step of the object reference temperature controlled:

Controller, after the start control signal receiving thermosistor transmission, obtains the real-time indoor temperature signal that convertible frequency air-conditioner indoor set gathers;

When temperature corresponding to described real-time indoor temperature signal and described object reference temperature close to time, the compressor frequency reducing that described controller controls described frequency-variable air conditioner outdoor machine runs.

Preferably, described method also comprises:

Controller, when described frequency-variable air conditioner outdoor machine is in the controlling run of object reference temperature, receives the pass machine control signal that described thermosistor sends, and obtains the current indoor temperature signal that convertible frequency air-conditioner indoor set gathers;

Described object reference temperature is updated to temperature corresponding to described current indoor temperature signal by described controller.

The present invention connects by control device the air-conditioner control system that convertible frequency air-conditioner indoor set controls frequency-variable air conditioner outdoor machine by building thermosistor, adaptive convertible frequency air-conditioner indoor set is carried out by control device, and then control frequency-variable air conditioner outdoor machine by convertible frequency air-conditioner indoor set, based on the indoor temperature that control device obtains, control frequency-variable air conditioner outdoor machine by convertible frequency air-conditioner indoor set again to run in obtained indoor temperature down coversion, thermosistor is made to control to increase in the scheme of air-conditioner the control of convertible frequency air-conditioner indoor set, and then control frequency-variable air conditioner outdoor machine converting operation by convertible frequency air-conditioner indoor set.There is provided a kind of thermosistor to connect by control device the scheme that convertible frequency air-conditioner indoor set controls frequency-variable air conditioner outdoor machine, improve the intelligence degree that thermosistor controls air-conditioner, and improve the comfortableness of air-conditioning.

Accompanying drawing explanation

Fig. 1 is the existing configuration diagram controlling air-conditioner operation based on thermosistor;

Fig. 2 is the configuration diagram of first embodiment of the invention based on the convertible frequency air-conditioner control device of thermosistor;

Fig. 3 is the configuration diagram of second embodiment of the invention based on the convertible frequency air-conditioner control device of thermosistor;

Fig. 4 is the configuration diagram of third embodiment of the invention based on the convertible frequency air-conditioner control device of thermosistor;

Fig. 5 is the configuration diagram of fourth embodiment of the invention based on the convertible frequency air-conditioner control device of thermosistor

Fig. 6 is the configuration diagram of first embodiment of the invention based on the Control Method of Inverter Air Conditioner of thermosistor;

Fig. 7 is the configuration diagram of second embodiment of the invention based on the Control Method of Inverter Air Conditioner of thermosistor;

Fig. 8 is the configuration diagram of third embodiment of the invention based on the Control Method of Inverter Air Conditioner of thermosistor;

Fig. 9 is the configuration diagram of fourth embodiment of the invention based on the Control Method of Inverter Air Conditioner of thermosistor;

Figure 10 is the schematic flow sheet of the first embodiment of the control method for frequency conversion air conditioner that the present invention is based on thermosistor;

Figure 11 is the schematic flow sheet of the second embodiment of the control method for frequency conversion air conditioner that the present invention is based on thermosistor;

Figure 12 is the schematic flow sheet of the 3rd embodiment of the control method for frequency conversion air conditioner that the present invention is based on thermosistor;

Figure 13 is the schematic flow sheet importing indoor temperature in one embodiment of the invention into.

The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.

Detailed description of the invention

Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.

The primary solutions of the embodiment of the present invention is: controller, in air-conditioner running, receives the frequency-variable air conditioner outdoor machine pass machine control signal that thermosistor sends; Described controller sends to described convertible frequency air-conditioner indoor set and closes machine control signal, described frequency-variable air conditioner outdoor machine is closed to send pass machine control signal by described convertible frequency air-conditioner indoor set to frequency-variable air conditioner outdoor machine, obtain indoor temperature signal, be again open the compressor frequency after frequency-variable air conditioner outdoor machine to run the object reference temperature controlled by thermograph corresponding for described indoor temperature signal simultaneously.Build thermosistor and connect by control device the air-conditioner control system that convertible frequency air-conditioner indoor set controls frequency-variable air conditioner outdoor machine, adaptive convertible frequency air-conditioner indoor set is carried out by control device, and then control frequency-variable air conditioner outdoor machine by convertible frequency air-conditioner indoor set, based on the indoor temperature that control device obtains, control frequency-variable air conditioner outdoor machine by convertible frequency air-conditioner indoor set again to run in obtained indoor temperature down coversion, thermosistor is made to control to increase in the scheme of air-conditioner the control of convertible frequency air-conditioner indoor set, and then control frequency-variable air conditioner outdoor machine converting operation by convertible frequency air-conditioner indoor set.There is provided a kind of thermosistor to connect by control device the scheme that convertible frequency air-conditioner indoor set controls frequency-variable air conditioner outdoor machine, improve the intelligence degree that thermosistor controls air-conditioner, and improve the comfortableness of air-conditioning.

Because the current scheme by thermosistor control air-conditioner can only control to determine frequency machine, uncontrollable frequency-variable air conditioner outdoor machine, makes air conditioning applications be restricted, and causes the problem of airconditioning control process intelligence degree difference.

Based on the problems referred to above, the invention provides a kind of convertible frequency air-conditioner control device based on thermosistor.With reference to figure 2, the described convertible frequency air-conditioner control device 10 based on thermosistor comprises controller 11 and the input interface 12 that is connected with controller 11 and interior machine communication interface 13, wherein,

Described input interface 12 is connected with thermosistor, receives the control signal that thermosistor sends; Described interior machine communication interface 13 is connected with convertible frequency air-conditioner indoor set, and described convertible frequency air-conditioner indoor set connects frequency-variable air conditioner outdoor machine, and described controller 11 receives the indoor temperature signal of convertible frequency air-conditioner indoor set collection by interior machine communication interface 13; The indoor temperature signal that described controller 11 gathers according to the pass machine control signal of thermosistor and convertible frequency air-conditioner indoor set, setting is used for the object reference temperature of the compressor operating frequency adjustment of frequency-variable air conditioner outdoor machine.

In the present embodiment, described controller 11 is control chip, has certain storage and calculating (data processing) ability.Described input interface 12 can be wired connection interface or wireless connection interface, and described wireless connections include but not limited to bluetooth, WiFi, infrared or NFC etc.Described controller 11 receives the start/pass machine control signal of the frequency-variable air conditioner outdoor machine that thermosistor sends by described input interface 12.Described controller 11 connects convertible frequency air-conditioner indoor set by described interior machine communication interface 13, and controls described frequency-variable air conditioner outdoor machine converting operation based on described convertible frequency air-conditioner indoor set.The connected mode of described convertible frequency air-conditioner indoor set and described interior machine communication interface 13 includes but not limited to wired connection and wireless connections.Controller 11 receives the control signal that thermosistor sends, described controller 11 is after the control signal receiving thermosistor transmission, send described control signal by interior machine communication interface 13 to convertible frequency air-conditioner indoor set, described control signal is sent to frequency-variable air conditioner outdoor machine to control the operation of frequency-variable air conditioner outdoor machine by convertible frequency air-conditioner indoor set.Described controller 11 is after receiving the control signal of thermosistor, included but not limited to by the control of convertible frequency air-conditioner indoor set to frequency-variable air conditioner outdoor machine: control the compressor of frequency-variable air conditioner outdoor machine, outdoor fan, cross valve work, wherein the switch of cross valve is the selection of refrigerating/heating pattern.

When described control signal is for start control signal, described controller 11 is after the start control signal receiving the frequency-variable air conditioner outdoor machine that thermosistor is sent by described input interface 12, by described interior machine communication interface 13, described start control signal is sent to convertible frequency air-conditioner indoor set, opens described frequency-variable air conditioner outdoor machine to send start control signal by described convertible frequency air-conditioner indoor set to frequency-variable air conditioner outdoor machine.Control by described interior machine communication interface 12 indoor temperature that described convertible frequency air-conditioner indoor set gathers the indoor environment that air-conditioning acts on simultaneously.Described controller 11 is opened the control law run and is controlling frequency-variable air conditioner outdoor machine first: controller 11 is after receiving the start control signal first that thermosistor sends out, control the compressor operating of frequency-variable air conditioner outdoor machine with a default high-frequency, predeterminated frequency is generally the highest frequency (frequency of acquiescence or the frequency of follow-up setting) run close to compression function.

When described control signal is for closing machine control signal, described controller 11 is after receiving the frequency-variable air conditioner outdoor machine pass machine control signal imported into by described input interface 12, by interior machine communication interface 13, described pass machine control signal is sent to connected convertible frequency air-conditioner indoor set, controls frequency-variable air conditioner outdoor machine shut down by described convertible frequency air-conditioner indoor set described pass machine control signal to be sent to the frequency-variable air conditioner outdoor machine be connected with convertible frequency air-conditioner indoor set.Obtained the current indoor temperature signal of described convertible frequency air-conditioner indoor set collection by described interior machine communication interface 13 simultaneously, the temperature that the current indoor temperature signal that setting obtains is corresponding is the object reference temperature of the compressor operating frequency adjustment of frequency-variable air conditioner outdoor machine, namely, upper once control described frequency-variable air conditioner outdoor machine start time, the operation of described frequency-variable air conditioner outdoor machine compressor is controlled with described object reference temperature, the process run by object reference temperature control frequency-variable air conditioner outdoor machine is controller 11 is not the situation controlling frequency-variable air conditioner outdoor machine operation first.

The temperature that described real-time indoor temperature signal is corresponding and the close deterministic process of described object reference temperature are: design temperature threshold value in advance, such as, are 24 degree or 26 degree etc.When the temperature that described real-time indoor temperature signal is corresponding reaches the temperature threshold of setting, judge the temperature that described real-time indoor temperature signal is corresponding and described object reference temperature close.Temperature corresponding to described real-time indoor temperature signal and described object reference temperature close to time, control frequency-variable air conditioner outdoor machine frequency reducing and run.

Controller 11 converting operation control law after recording object reference temperature is: when refrigeration mode, controller 11 is when receiving the start control signal that thermosistor sends, control frequency-variable air conditioner outdoor machine is started shooting, and obtain current indoor temperature, the original frequency of a compressor operating is determined according to current indoor temperature and object reference temperature gap, if difference is larger, original frequency is higher, reduces indoor temperature rapidly to export larger refrigerating capacity; When the difference of indoor temperature and object reference temperature be reduced to close to time, then control compressor frequency reducing to run, this is close be defined as difference T be one with 0 close value range as 0≤T≤1 DEG C (according to actual needs and/or compressor performance arrange), and within the scope of this, the frequency of compressor is controlled further according to the degree of closeness of indoor temperature and object reference temperature, if difference is less, then running frequency is lower until to the low-limit frequency compressing function operation, with this allow indoor temperature and object reference temperature value close, reach the effect of comfortableness.Such as, for refrigeration mode, the difference of Indoor Temperature angle value and object reference temperature more hour, the closer to object reference temperature, control compressor frequency reducing to run, if current goal reference temperature is 24 DEG C, if indoor temperature drops to 25 DEG C from 30 DEG C, if detect that Indoor Temperature angle value reduces further, with 24 DEG C of differences more hour, control compressor frequency reducing to run, it is last when indoor temperature reaches 24 DEG C, control compressor to run with default low frequency, make that Indoor Temperature angle value is finally mild to be maintained near object reference temperature value (such as, indoor temperature and object reference temperature gap are 0.1 degree or 0.2 degree etc.) fluctuate, the unlikely indoor temperature that causes is too large in object reference temperature fluctuation, to promote the comfortableness of air-conditioning.

In an embodiment of the present invention, need to control process that frequency-variable air conditioner outdoor machine compressor variable frequency runs under air-conditioning heating pattern or under other patterns and said process similar, those skilled in the art can obtain according to above-mentioned converting operation process heating the converting operation process under isotype, and this is no longer going to repeat them.

Alternatively, from the following scene description embodiment of the present invention, thermosistor controls the process of convertible frequency air-conditioner operation.

Scene 1:

When first the described convertible frequency air-conditioner control device 10 based on thermosistor being added the process of the control air-conditioning of thermosistor (or for after installation thermosistor based on the convertible frequency air-conditioner control device 10 of thermosistor after use first time), described controller 11 is after receiving the start control signal that thermosistor inputted by described input interface 12, start control signal is sent to described convertible frequency air-conditioner indoor set by described interior machine communication interface 13, and control the unlatching of described frequency-variable air conditioner outdoor machine by described convertible frequency air-conditioner indoor set, and the indoor environment temperature controlling convertible frequency air-conditioner indoor set detection indoor temperature or collected by convertible frequency air-conditioner indoor set described in described interior machine communication interface 13 real-time reception.Described controller 11 is opened the control law run and is controlling frequency-variable air conditioner outdoor machine first: controller is after receiving the start control signal first that thermosistor sends out, control the compressor operating of air-conditioner outdoor unit with a default high-frequency, predeterminated frequency is generally the highest frequency (frequency of acquiescence or the frequency of follow-up setting) run close to compression function.After the start of control frequency-variable air conditioner outdoor machine runs, the frequency-variable air conditioner outdoor machine that described controller 11 receives thermosistor transmission by described input interface 12 closes machine control signal, after receiving pass machine control signal, pass machine control signal is sent to described convertible frequency air-conditioner indoor set by described interior machine communication interface 13, and control the shutdown of described frequency-variable air conditioner outdoor machine by described convertible frequency air-conditioner indoor set according to described pass machine control signal, the current indoor environment temperature simultaneously obtaining the collection of described convertible frequency air-conditioner indoor set by described interior machine communication interface 13 is set as the object reference temperature of frequency-variable air conditioner outdoor machine compressor frequency adjustment next time.That is, control the operation of described frequency-variable air conditioner outdoor machine compressor with described object reference temperature when upper once described frequency-variable air conditioner outdoor machine unlatching.

Scene 2:

Described controller 11 receives the frequency-variable air conditioner outdoor machine start control signal that thermosistor is sent by described input interface 12; Described controller 11 after receiving described start control signal, the object reference temperature set by acquisition; Described controller 11 generates the compressor control signal (described compressor control signal comprise the compressor operating frequency of frequency-variable air conditioner outdoor machine and start shooting control signal) corresponding with described object reference temperature, described compressor control signal is sent to described convertible frequency air-conditioner indoor set by described interior machine communication interface 13, to send described compressor control signal by described convertible frequency air-conditioner indoor set to described frequency-variable air conditioner outdoor machine, to be controlled the operation of described frequency-variable air conditioner outdoor machine compressor by described compressor control signal.

Scene 3:

Described controller 11 described frequency-variable air conditioner outdoor machine be in run under institute object reference temperature controls time, when receiving the pass machine control signal that described thermosistor sends, the current indoor temperature signal of convertible frequency air-conditioner indoor set collection is obtained by interior machine communication interface 13, described object reference temperature is updated to temperature corresponding to described current indoor temperature signal, upper once open described frequency-variable air conditioner outdoor machine time to be controlled the operation of frequency-variable air conditioner outdoor machine compressor by the object reference temperature after described renewal.

The present embodiment connects by control device the air-conditioner control system that convertible frequency air-conditioner indoor set controls frequency-variable air conditioner outdoor machine by building thermosistor, adaptive convertible frequency air-conditioner indoor set is carried out by control device, and then control frequency-variable air conditioner outdoor machine by convertible frequency air-conditioner indoor set, based on the indoor temperature that control device obtains, control frequency-variable air conditioner outdoor machine by convertible frequency air-conditioner indoor set again to run in obtained indoor temperature down coversion, thermosistor is made to control to increase in the scheme of air-conditioner the control of convertible frequency air-conditioner indoor set, and then control frequency-variable air conditioner outdoor machine converting operation by convertible frequency air-conditioner indoor set.There is provided a kind of thermosistor to connect by control device the scheme that convertible frequency air-conditioner indoor set controls frequency-variable air conditioner outdoor machine, improve the intelligence degree that thermosistor controls air-conditioner, and improve the comfortableness of air-conditioning.

Further, with reference to figure 3, the described convertible frequency air-conditioner control device 10 based on thermosistor also comprises: the detection interface 14 be connected with described controller 11, and described detection interface 14 is connected with temperature detector, receives the indoor temperature signal that temperature detector gathers.

In the present embodiment, the mode of described acquisition indoor temperature comprises and obtaining from convertible frequency air-conditioner indoor set as described above by interior machine communication interface 13, also can also be, the described convertible frequency air-conditioner control device 10 based on thermosistor comprises a detection interface 14, to be connected to obtain indoor temperature by described detection interface 14 with temperature detector.By providing the obtain manner of multiple indoor temperature, and then make the variation of indoor temperature obtain manner.In an embodiment of the present invention, described controller 11 also can also be obtain indoor temperature by interior machine communication interface 13 and detection interface 14 simultaneously, after getting two indoor temperatures at the same time, described two indoor temperatures are averaged as final indoor temperature.Because the convertible frequency air-conditioner control device 10 based on thermosistor can be arranged on diverse location with described convertible frequency air-conditioner indoor set, therefore can from multiple position acquisition to indoor temperature, make the final indoor temperature obtained more accurate, and then better control the operation of frequency-variable air conditioner outdoor machine, improve the comfort level of air-conditioning.

Further, with reference to figure 4, the described convertible frequency air-conditioner control device 10 based on thermosistor also comprises: temperature detector 15, and described temperature detector 15 is connected with described detection interface 14.That is, described temperature detector 15 can be a part for described control device or be outside accessory.Make the configuration flexible and diverse more of control device.

In an embodiment of the present invention, the described convertible frequency air-conditioner control device based on thermosistor adapts to the scene not comprising temperature detector 15 equally, under concrete scene, the mode of temperature detection is: described temperature detector 15 is the temperature detector 15 be connected on described thermosistor or with described thermosistor, and described temperature detector 15 includes but not limited to wired or wireless mode with the connected mode of described detection interface 14.

In an embodiment of the present invention, the described convertible frequency air-conditioner control device 10 based on thermosistor also comprises other interfaces, other interfaces described are connected with described controller 11, other interfaces described are connected with control terminal, described connected mode can be wired connection or wireless connections, and described control terminal includes but not limited to remote controller, mobile phone, pad or PC etc.Described control terminal transmits control signal to the described convertible frequency air-conditioner control device 10 based on thermosistor based on other interfaces described, to control the operational factor that described control device 10 regulates described frequency-variable air conditioner outdoor machine.Described controller 11 can also comprise a communication interface, described controller 11 is connected with control terminal by described communication interface, described control terminal is as processing center, by processing input interface 12, interior machine communication interface 13 with the connection of described controller 11 and detecting the data of interface 14, and initiate by controller 11 running that control signal controls frequency-variable air conditioner outdoor machine.By arranging external control terminal, make the control of frequency-variable air conditioner outdoor machine more flexible, diversified.But it is under the control of additional control terminal, the highest with the control priority of thermosistor.In other embodiments of the present invention, described thermosistor can also comprise a communication interface, and the switching signal receiving external terminal for long-range or near field controls the shutoff of frequency-variable air conditioner outdoor machine by the thermosistor that connects, control device.

Further, with reference to figure 5, described interior machine communication interface 13 is communication bus interface 16, and described communication bus interface 16 is connected with multiple convertible frequency air-conditioner indoor set, and described multiple convertible frequency air-conditioner indoor set correspondence connects multiple frequency-variable air conditioner outdoor machine.

In the present embodiment, by described interior machine communication interface 13 is set to communication bus interface 16, multiple frequency-variable air conditioner outdoor machine can be connected by described communication bus interface 16, and then the converting operation of multiple frequency-variable air conditioner outdoor machine can be controlled by the controller 11 in the embodiment of the present invention.The intellectuality of further raising airconditioning control and fitness.

Further, the present invention also provides a kind of terminal, and described terminal comprises as above based on the convertible frequency air-conditioner control device 10 of thermosistor, and described control device 10 is arranged in described terminal.Described terminal includes but not limited to convertible frequency air-conditioner indoor set or frequency-variable air conditioner outdoor machine.Described terminal is for convertible frequency air-conditioner indoor set, the controller 11 being arranged on the control device 10 on described convertible frequency air-conditioner indoor set receives the start of thermosistor or closes machine control signal, control described convertible frequency air-conditioner indoor set by described interior machine communication interface 13 correspondence to open or close, and unlatching or the closedown of frequency-variable air conditioner outdoor machine is controlled based on described convertible frequency air-conditioner indoor set, received the indoor temperature of described convertible frequency air-conditioner indoor set collection by interior machine communication interface simultaneously, when controlling frequency-variable air conditioner outdoor machine shutdown, the indoor temperature of collection is set as the object reference temperature of frequency-variable air conditioner outdoor machine compressor operating control next time.When described control device 10 comprises detection interface 14, described detection interface 14 is connected with temperature detector, detects indoor temperature by described temperature detector; When controller 11 receives pass machine control signal, obtain the indoor temperature that described detection interface gathers, indoor temperature is set as the object reference temperature of frequency-variable air conditioner outdoor machine compressor operating control next time.

Alternatively, the invention provides a kind of Control Method of Inverter Air Conditioner 100 based on thermosistor.With reference to figure 6, the control system 100 that described thermosistor 101 controls convertible frequency air-conditioner comprises as above based on the convertible frequency air-conditioner control device 10 of thermosistor, described control device 10 comprises input interface 12 and interior machine communication interface 13, the control system 100 that described thermosistor 101 controls convertible frequency air-conditioner also comprises: the thermosistor 101 be connected with described input interface 12, the convertible frequency air-conditioner indoor set 102 be connected with described interior machine communication interface 13, and the frequency-variable air conditioner outdoor machine 103 be connected with described convertible frequency air-conditioner indoor set 102; Wherein,

Controller 11, when receiving the pass machine control signal that thermosistor 101 sends, obtains the indoor temperature signal gathered by interior machine communication interface 13;

Temperature corresponding for described indoor temperature signal is set as that the compressor frequency of frequency-variable air conditioner outdoor machine 103 next time runs the object reference temperature controlled by described controller 11.

In the present embodiment, described controller 11 is control chip, has certain storage and calculating (data processing) ability.Described input interface 12 can be wired connection interface or wireless connection interface, and described wireless connections include but not limited to bluetooth, WiFi, infrared or NFC etc.Described controller 11 receives the start/pass machine control signal of the frequency-variable air conditioner outdoor machine 103 that thermosistor 101 sends by described input interface 12.Described controller 11 connects convertible frequency air-conditioner indoor set 102 by described interior machine communication interface 13, and controls described frequency-variable air conditioner outdoor machine 103 converting operation based on described convertible frequency air-conditioner indoor set 102.Described convertible frequency air-conditioner indoor set 102 includes but not limited to wired connection and wireless connections with the connected mode of described interior machine communication interface 13.Controller 11 receives the control signal that thermosistor 101 sends, described controller 11 is after the control signal receiving thermosistor 101 transmission, send described control signal by interior machine communication interface 13 to convertible frequency air-conditioner indoor set 102, described control signal is sent to frequency-variable air conditioner outdoor machine 103 to control the operation of frequency-variable air conditioner outdoor machine 103 by convertible frequency air-conditioner indoor set 102.Described controller 11 is after the control signal receiving thermosistor 101 transmission, included but not limited to by the control of convertible frequency air-conditioner indoor set 102 pairs of frequency-variable air conditioner outdoor machines 103: control the compressor of frequency-variable air conditioner outdoor machine 103, outdoor fan, cross valve work, wherein the switch of cross valve is the selection of refrigerating/heating pattern.

When described control signal is for start control signal, described controller 11 is after the start control signal receiving the frequency-variable air conditioner outdoor machine 103 that thermosistor 101 is sent by described input interface 12, by described interior machine communication interface 13, described start control signal is sent to convertible frequency air-conditioner indoor set 102, opens described frequency-variable air conditioner outdoor machine 103 to send start control signal by described convertible frequency air-conditioner indoor set 102 to frequency-variable air conditioner outdoor machine 103.Control by described interior machine communication interface 12 indoor temperature that described convertible frequency air-conditioner indoor set 102 gathers the indoor environment that air-conditioning acts on simultaneously.The control law that described controller 11 is controlling frequency-variable air conditioner outdoor machine 103 unlatching operation is first: controller 11 is after the start control signal first receiving thermosistor 101, control the compressor operating of frequency-variable air conditioner outdoor machine 103 with a default high-frequency, predeterminated frequency is generally the highest frequency (frequency of acquiescence or the frequency of follow-up setting) run close to compression function.

When described control signal is for closing machine control signal, described controller 11 is receiving after the frequency-variable air conditioner outdoor machine 103 imported into by described input interface 12 closes machine control signal, by interior machine communication interface 13, described pass machine control signal is sent to connected convertible frequency air-conditioner indoor set 102, controls frequency-variable air conditioner outdoor machine shut down 103 by described convertible frequency air-conditioner indoor set 102 described pass machine control signal to be sent to the frequency-variable air conditioner outdoor machine 103 be connected with convertible frequency air-conditioner indoor set 102.Obtained the current indoor temperature signal of described convertible frequency air-conditioner indoor set 102 collection by described interior machine communication interface 13 simultaneously, the temperature that the current indoor temperature signal that setting obtains is corresponding is the object reference temperature of the compressor operating frequency adjustment of frequency-variable air conditioner outdoor machine 103, namely, upper once control described frequency-variable air conditioner outdoor machine 103 start shooting time, control the operation of described frequency-variable air conditioner outdoor machine 103 compressor with described object reference temperature.The process run by object reference temperature control frequency-variable air conditioner outdoor machine is above controller 11 is not the situation controlling frequency-variable air conditioner outdoor machine operation first.

Be understandable that, the temperature that described real-time indoor temperature signal is corresponding and the close deterministic process of described object reference temperature are: design temperature threshold value in advance, such as, are 24 degree or 26 degree etc.When the temperature that described real-time indoor temperature signal is corresponding reaches the temperature threshold of setting, judge the temperature that described real-time indoor temperature signal is corresponding and described object reference temperature close.Temperature corresponding to described real-time indoor temperature signal and described object reference temperature close to time, control frequency-variable air conditioner outdoor machine frequency reducing and run.

In an embodiment of the present invention, the process and the said process that need to control frequency-variable air conditioner outdoor machine compressor 103 converting operation under air-conditioning heating pattern or under other patterns are similar, those skilled in the art can obtain according to above-mentioned converting operation process heating the converting operation process under isotype, and this is no longer going to repeat them.

Scene 1:

When first the described convertible frequency air-conditioner control device 10 based on thermosistor is added thermosistor 101 control the process of air-conditionings (or for after installation thermosistor 101 based on the convertible frequency air-conditioner control device 10 of thermosistor after use first time), described controller 11 is after receiving the start control signal inputted by described input interface 12, start control signal is sent to described convertible frequency air-conditioner indoor set 102 by described interior machine communication interface 13, and control described frequency-variable air conditioner outdoor machine 103 by described convertible frequency air-conditioner indoor set 102 and open, and control the indoor environment temperature that convertible frequency air-conditioner indoor set 102 detected indoor temperature or collected by convertible frequency air-conditioner indoor set 102 described in described interior machine communication interface 13 real-time reception.Described controller 11 is opened the control law run and is controlling frequency-variable air conditioner outdoor machine first: controller is after receiving the start control signal first that thermosistor sends out, control the compressor operating of air-conditioner outdoor unit with a default high-frequency, predeterminated frequency is generally the highest frequency (frequency of acquiescence or the frequency of follow-up setting) run close to compression function.After the start of control frequency-variable air conditioner outdoor machine runs, the frequency-variable air conditioner outdoor machine that described controller 11 receives thermosistor transmission by described input interface 12 closes machine control signal, after receiving pass machine control signal, pass machine control signal is sent to described convertible frequency air-conditioner indoor set 102 by described interior machine communication interface 13, and control described frequency-variable air conditioner outdoor machine 103 by described convertible frequency air-conditioner indoor set 102 according to described pass machine control signal and shut down, obtain by described interior machine communication interface 13 the current indoor environment temperature that described convertible frequency air-conditioner indoor set 102 gathers simultaneously and be set as the object reference temperature that frequency-variable air conditioner outdoor machine 103 compressor frequency next time regulates.That is, upper once described frequency-variable air conditioner outdoor machine 103 is opened time to control the operation of described frequency-variable air conditioner outdoor machine 103 compressor with described object reference temperature.

Scene 2:

Described controller 11 to be started shooting control signal being received the frequency-variable air conditioner outdoor machine 103 that thermosistor 101 sends by described input interface 12; Described controller 11 after receiving described start control signal, the object reference temperature set by acquisition; Described controller 11 generates the compressor control signal (described compressor control signal comprise the compressor operating frequency of frequency-variable air conditioner outdoor machine 103 and start shooting control signal) corresponding with described object reference temperature, described compressor control signal is sent to described convertible frequency air-conditioner indoor set 102 by described interior machine communication interface 13, to send described compressor control signal by described convertible frequency air-conditioner indoor set 102 to described frequency-variable air conditioner outdoor machine 103, to be controlled the operation of described frequency-variable air conditioner outdoor machine 103 compressor by described compressor control signal.

Scene 3:

Described controller 11 described frequency-variable air conditioner outdoor machine 103 be in run under institute object reference temperature controls time, when receiving the pass machine control signal that described thermosistor 101 sends, the current indoor temperature signal of convertible frequency air-conditioner indoor set 102 collection is obtained by interior machine communication interface 13, described object reference temperature is updated to temperature corresponding to described current indoor temperature signal, upper once open described frequency-variable air conditioner outdoor machine 103 time to be controlled the operation of frequency-variable air conditioner outdoor machine 103 compressor by the object reference temperature after described renewal.

Further, with reference to figure 7, the described convertible frequency air-conditioner based on thermosistor controls assembling system 100 and also comprises: the detection interface 104 be connected with controller 11, described detection interface 104 is arranged on described based on the convertible frequency air-conditioner control device 10 of thermosistor, described detection interface 104 is connected with temperature detector, receives the indoor temperature signal that temperature detector gathers.

In the present embodiment, the mode of described acquisition indoor temperature comprises and obtaining from convertible frequency air-conditioner indoor set 102 as described above by interior machine communication interface 13, also can also be, the described convertible frequency air-conditioner control device 10 based on thermosistor comprises a detection interface 14, to be connected to obtain indoor temperature by described detection interface 14 with temperature detector.By providing the obtain manner of multiple indoor temperature, and then make the variation of indoor temperature obtain manner.In an embodiment of the present invention, described controller 11 also can also be obtain indoor temperature by interior machine communication interface 13 and detection interface 14 simultaneously, after getting two indoor temperatures at the same time, described two indoor temperatures are averaged as final indoor temperature.Because the convertible frequency air-conditioner control device 10 based on thermosistor can be arranged on diverse location with described convertible frequency air-conditioner indoor set 102, therefore can from multiple position acquisition to indoor temperature, make the final indoor temperature obtained more accurate, and then better control the operation of frequency-variable air conditioner outdoor machine, improve the comfort level of air-conditioning.

Further, with reference to figure 8, the described Control Method of Inverter Air Conditioner 100 based on thermosistor also comprises: temperature detector 105, and described temperature detector 105 is connected with detection interface 104.That is, described temperature detector 105 can be a part for described control system 100 or be outside accessory.Make the configuration flexible and diverse more based on the Control Method of Inverter Air Conditioner of thermosistor.

In an embodiment of the present invention, the described Control Method of Inverter Air Conditioner based on thermosistor adapts to the scene not comprising temperature detector 105 equally, under concrete scene, the mode of temperature detection is: described temperature detector 105 is the temperature detector 105 be connected on described thermosistor 101 or with described thermosistor 101, and described temperature detector 105 includes but not limited to wired or wireless mode with the connected mode of described detection interface 104.

In an embodiment of the present invention, the described Control Method of Inverter Air Conditioner 100 based on thermosistor also comprises other interfaces, other interfaces described are connected with described controller 11, other interfaces described are used for being connected with control terminal, described connected mode can be wired connection or wireless connections, and described control terminal includes but not limited to remote controller, mobile phone, pad or PC etc.Described control terminal transmits control signal to the described convertible frequency air-conditioner control device 10 based on thermosistor based on other interfaces described, to control the operational factor that described control device 10 regulates described frequency-variable air conditioner outdoor machine.Described controller 11 can also comprise a communication interface, described controller 11 is connected with control terminal by described communication interface, described control terminal is as processing center, by processing input interface 12, interior machine communication interface 13 with the connection of described controller 11 and detecting the data of interface 104, and initiate by controller 11 running that control signal controls frequency-variable air conditioner outdoor machine.By arranging external control terminal, make the control of frequency-variable air conditioner outdoor machine more flexible, diversified.But it is under the control of additional control terminal, the highest with the control priority of thermosistor.In other embodiments of the present invention, described thermosistor can also comprise a communication interface, and the switching signal receiving external terminal for long-range or near field controls the shutoff of frequency-variable air conditioner outdoor machine by the thermosistor that connects, control device.

Further, with reference to figure 9, described interior machine communication interface 13 is communication bus interface 106, and described communication bus interface 106 is connected with multiple convertible frequency air-conditioner indoor set 102, and described multiple convertible frequency air-conditioner indoor set 102 correspondence connects multiple frequency-variable air conditioner outdoor machine 103.

In the present embodiment, by described interior machine communication interface 13 is set to communication bus interface 106, multiple convertible frequency air-conditioner indoor set 102 can be connected by described communication bus interface 106, and then the converting operation of multiple frequency-variable air conditioner outdoor machine 103 can be controlled by the controller 11 in the embodiment of the present invention.The intellectuality of further raising airconditioning control and fitness.In the control procedure of carrying out multiple convertible frequency air-conditioner indoor set 102 and frequency-variable air conditioner outdoor machine 103, each control signal of thermosistor 101 carries the identification information of convertible frequency air-conditioner indoor set 102, and described controller 11 controls corresponding convertible frequency air-conditioner indoor set 102 and frequency-variable air conditioner outdoor machine 103 converting operation by described identification information by communication bus interface 03.The control law of described convertible frequency air-conditioner indoor set 102 and frequency-variable air conditioner outdoor machine 103 is identical with the control law of existing convertible frequency air-conditioner, and this is no longer going to repeat them.

Further, the described Control Method of Inverter Air Conditioner 100 based on thermosistor comprises a terminal, and described terminal comprises as above based on the convertible frequency air-conditioner control device 10 of thermosistor, and described control device 10 is arranged in described terminal.Described terminal includes but not limited to convertible frequency air-conditioner indoor set 102 or frequency-variable air conditioner outdoor machine 103.Described terminal is for convertible frequency air-conditioner indoor set 102, the controller 11 being arranged on the control device 10 on described convertible frequency air-conditioner indoor set 102 receives the start of thermosistor or closes machine control signal, control described convertible frequency air-conditioner indoor set 102 by described interior machine communication interface 13 correspondence to open or close, and unlatching or the closedown of frequency-variable air conditioner outdoor machine 103 is controlled based on described convertible frequency air-conditioner indoor set 102, received the indoor temperature of described convertible frequency air-conditioner indoor set 102 collection by interior machine communication interface 13 simultaneously, when controlling frequency-variable air conditioner outdoor machine 103 and shutting down, the indoor temperature of collection is set as the object reference temperature of frequency-variable air conditioner outdoor machine compressor operating control next time.When described control system 10 comprises detection interface 104, described detection interface 104 is connected with temperature detector, detects indoor temperature by described temperature detector; When controller 11 receives pass machine control signal, obtain the indoor temperature that described detection interface 104 gathers, indoor temperature is set as the object reference temperature of frequency-variable air conditioner outdoor machine 103 compressor operating control next time.

The invention provides a kind of control method for frequency conversion air conditioner based on thermosistor.With reference to Figure 10, control the described Control Method of Inverter Air Conditioner based on thermosistor by the method for the present embodiment and control frequency changer, comprise step:

Step S10, controller, in air-conditioner running, receives the frequency-variable air conditioner outdoor machine pass machine control signal that thermosistor sends;

Step S20, described controller sends to described convertible frequency air-conditioner indoor set and closes machine control signal, described frequency-variable air conditioner outdoor machine is closed to send pass machine control signal by described convertible frequency air-conditioner indoor set to frequency-variable air conditioner outdoor machine, obtain indoor temperature signal, be again open the compressor frequency after frequency-variable air conditioner outdoor machine to run the object reference temperature controlled by thermograph corresponding for described indoor temperature signal simultaneously.

In the present embodiment, described controller is control chip, has certain storage and calculating (data processing) ability.Described input interface can be wired connection interface or wireless connection interface, and described wireless connections include but not limited to bluetooth, WiFi, infrared or NFC etc.Described controller receives the start/pass machine control signal of the frequency-variable air conditioner outdoor machine that thermosistor sends by described input interface.Described controller connects convertible frequency air-conditioner indoor set by described interior machine communication interface, and controls described frequency-variable air conditioner outdoor machine converting operation based on described convertible frequency air-conditioner indoor set.The connected mode of described convertible frequency air-conditioner indoor set and described interior machine communication interface includes but not limited to wired connection and wireless connections.Controller receives the control signal that thermosistor sends, described controller is after the control signal receiving thermosistor transmission, send described control signal by interior machine communication interface to convertible frequency air-conditioner indoor set, described control signal is sent to frequency-variable air conditioner outdoor machine to control the operation of frequency-variable air conditioner outdoor machine by convertible frequency air-conditioner indoor set.Described controller is after receiving the control signal of thermosistor, included but not limited to by the control of convertible frequency air-conditioner indoor set to frequency-variable air conditioner outdoor machine: control the compressor of frequency-variable air conditioner outdoor machine, outdoor fan, cross valve work, wherein the switch of cross valve is the selection of refrigerating/heating pattern.

When described control signal is for start control signal, described controller is after receiving the start control signal of the frequency-variable air conditioner outdoor machine that thermosistor is sent by described input interface, by described interior machine communication interface, described start control signal is sent to convertible frequency air-conditioner indoor set, opens described frequency-variable air conditioner outdoor machine to send start control signal by described convertible frequency air-conditioner indoor set to frequency-variable air conditioner outdoor machine.Control by described interior machine communication interface the indoor temperature that described convertible frequency air-conditioner indoor set gathers the indoor environment that air-conditioning acts on simultaneously.Described controller is opened the control law run and is controlling frequency-variable air conditioner outdoor machine first: controller is after receiving the start control signal first that thermosistor sends out, control the compressor operating of air-conditioner outdoor unit with a default high-frequency, predeterminated frequency is generally the highest frequency (frequency of acquiescence or the frequency of follow-up setting) run close to compression function.

When described control signal is for closing machine control signal, described controller is after receiving the frequency-variable air conditioner outdoor machine pass machine control signal imported into by described input interface, by interior machine communication interface, described pass machine control signal is sent to connected convertible frequency air-conditioner indoor set, controls frequency-variable air conditioner outdoor machine shut down by described convertible frequency air-conditioner indoor set described pass machine control signal to be sent to the frequency-variable air conditioner outdoor machine be connected with convertible frequency air-conditioner indoor set.Obtained the current indoor temperature signal of described convertible frequency air-conditioner indoor set collection by described interior machine communication interface simultaneously, the temperature that the current indoor temperature signal that setting obtains is corresponding is the object reference temperature of the compressor operating frequency adjustment of frequency-variable air conditioner outdoor machine, namely, upper once control described frequency-variable air conditioner outdoor machine start time, control the operation of described frequency-variable air conditioner outdoor machine compressor with described object reference temperature.The process run by object reference temperature control frequency-variable air conditioner outdoor machine is above controller is not the situation controlling frequency-variable air conditioner outdoor machine operation first.

Scene 1:

When first the described convertible frequency air-conditioner control device based on thermosistor being added the process of the control air-conditioning of thermosistor (or for after installation thermosistor based on the convertible frequency air-conditioner control device of thermosistor after use first time), described controller is after receiving the start control signal inputted by described input interface, start control signal is sent to described convertible frequency air-conditioner indoor set by described interior machine communication interface, and control the unlatching of described frequency-variable air conditioner outdoor machine by described convertible frequency air-conditioner indoor set, and the indoor environment temperature controlling convertible frequency air-conditioner indoor set detection indoor temperature or collected by convertible frequency air-conditioner indoor set described in described interior machine communication interface real-time reception.Described controller is opened the control law run and is controlling frequency-variable air conditioner outdoor machine first: controller is after receiving the start control signal first that thermosistor sends out, control the compressor operating of air-conditioner outdoor unit with a default high-frequency, predeterminated frequency is generally the highest frequency (frequency of acquiescence or the frequency of follow-up setting) run close to compression function.After the start of control frequency-variable air conditioner outdoor machine runs, the frequency-variable air conditioner outdoor machine that described controller receives thermosistor transmission by described input interface closes machine control signal, after receiving pass machine control signal, pass machine control signal is sent to described convertible frequency air-conditioner indoor set by described interior machine communication interface, and control the shutdown of described frequency-variable air conditioner outdoor machine by described convertible frequency air-conditioner indoor set according to described pass machine control signal, the current indoor environment temperature simultaneously obtaining the collection of described convertible frequency air-conditioner indoor set by described interior machine communication interface is set as the object reference temperature of frequency-variable air conditioner outdoor machine compressor frequency adjustment next time.That is, control the operation of described frequency-variable air conditioner outdoor machine compressor with described object reference temperature when upper once described frequency-variable air conditioner outdoor machine unlatching.

Scene 2:

Described controller is receiving the frequency-variable air conditioner outdoor machine start control signal of thermosistor transmission by described input interface; Described controller after receiving described start control signal, the object reference temperature set by acquisition; Described controller generates the compressor control signal (described compressor control signal comprise the compressor operating frequency of frequency-variable air conditioner outdoor machine and start shooting control signal) corresponding with described object reference temperature, described compressor control signal is sent to described convertible frequency air-conditioner indoor set by described interior machine communication interface, to send described compressor control signal by described convertible frequency air-conditioner indoor set to described frequency-variable air conditioner outdoor machine, to be controlled the operation of described frequency-variable air conditioner outdoor machine compressor by described compressor control signal.

Scene 3:

Described controller described frequency-variable air conditioner outdoor machine be in run under institute object reference temperature controls time, when receiving the pass machine control signal that described thermosistor sends, the current indoor temperature signal of convertible frequency air-conditioner indoor set collection is obtained by interior machine communication interface, described object reference temperature is updated to temperature corresponding to described current indoor temperature signal, upper once open described frequency-variable air conditioner outdoor machine time to be controlled the operation of frequency-variable air conditioner outdoor machine compressor by the object reference temperature after described renewal.

In the present embodiment, control device detects the switching signals such as Y, B, W, G of thermosistor, and is communicated with convertible frequency air-conditioner indoor set respectively by interior machine communication interface by aforesaid control logic, controls transducer air conditioning and runs.In this embodiment, convertible frequency air-conditioner indoor set also has temperature sensor, and can communicate with interface arrangement, transmits indoor environment temperature.

Control device only communicates with convertible frequency air-conditioner indoor set, and send control command to interior machine, interior machine communicates with outer machine and sends control command to outer machine, and outer machine only accepts the control command of interior machine.

Such as: when thermosistor only exports inner blower ON signal, interface arrangement only sends out interior machine load command to convertible frequency air-conditioner indoor set, and interior machine opens inner blower and wind deflector respectively, and frequency-variable air conditioner outdoor machine still keeps off-mode.Start-up command is sent to interior machine at refrigeration mode start timed unit, then the control law of interior machine conveniently convertible frequency air-conditioner controls, namely in, machine control room inner blower, wind deflector even load are opened, and send instructions to frequency-variable air conditioner outdoor machine simultaneously and control outer machine load.Control device according to design temperature, and controls the frequency of compressor by detecting indoor temperature.

In an embodiment of the present invention, the described Control Method of Inverter Air Conditioner based on thermosistor also comprises other interfaces, other interfaces described are connected with described controller, other interfaces described are used for being connected with control terminal, described connected mode can be wired connection or wireless connections, and described control terminal includes but not limited to remote controller, mobile phone, pad or PC etc.Described control terminal transmits control signal to the described convertible frequency air-conditioner control device based on thermosistor based on other interfaces described, to control the operational factor that described control device regulates described frequency-variable air conditioner outdoor machine.Described controller can also comprise a communication interface, described controller is connected with control terminal by described communication interface, described control terminal is as processing center, by processing input interface, interior machine communication interface with the connection of described controller and detecting the data of interface, and initiate by controller the running that control signal controls frequency-variable air conditioner outdoor machine.By arranging external control terminal, make the control of frequency-variable air conditioner outdoor machine more flexible, diversified.But it is under the control of additional control terminal, the highest with the control priority of thermosistor.In other embodiments of the present invention, described thermosistor can also comprise a communication interface, and the switching signal receiving external terminal for long-range or near field controls the shutoff of frequency-variable air conditioner outdoor machine by the thermosistor that connects, control device.

With reference to Figure 11, be control method second embodiment of the present invention, based on above-mentioned first embodiment, after described step S20, also comprise:

Step S30, controller, after the start control signal receiving thermosistor transmission, obtains the real-time indoor temperature signal that convertible frequency air-conditioner indoor set gathers;

Step S40, when temperature corresponding to described real-time indoor temperature signal and described object reference temperature close to time, the compressor frequency reducing that described controller controls described frequency-variable air conditioner outdoor machine runs.

In the present embodiment, convertible frequency air-conditioner indoor set, frequency-variable air conditioner outdoor machine and control device have powered on and had run, and control device has been set with object reference temperature TS1.User to be started shooting operations in a chiller mode by thermosistor setting frequency-variable air conditioner outdoor machine, and thermosistor is run by convertible frequency air-conditioner indoor set control frequency-variable air conditioner outdoor machine in a chiller mode based on machine communication interface in control device.If now thermosistor inside detects that indoor environment temperature is higher than object reference temperature, then output squeezing machine is opened, inner blower is opened, cross valve OFF signal, after control device detects that compressor leaves, cross valve closes, judge that thermosistor now controls frequency-variable air conditioner outdoor machine and opens refrigeration mode, this timed unit controls frequency-variable air conditioner outdoor machine compressor start by outer machine communication interface, cross valve is closed, fixed interior machine frequently is still controlled by thermosistor, realizes refrigerating operaton.Compressor frequency control law is as follows: during compressor start, if the difference of indoor environment temperature and object reference temperature TS1 is comparatively large, then with higher frequency startup optimization, exports larger refrigerating capacity, reduces indoor environment temperature rapidly; If the difference of indoor environment temperature and object reference temperature TS1 is less, then with lower frequency startup optimization, export less ability, keep indoor temperature slowly to change, improve comfortableness.

Concrete, the temperature that described real-time indoor temperature signal the is corresponding deterministic process close with described object reference temperature is: shift to an earlier date design temperature threshold value, such as, is 24 degree or 26 degree etc.When the temperature that described real-time indoor temperature signal is corresponding reaches the temperature threshold of setting, judge the temperature that described real-time indoor temperature signal is corresponding and described object reference temperature close.Temperature corresponding to described real-time indoor temperature signal and described object reference temperature close to time, control frequency-variable air conditioner outdoor machine frequency reducing and run.

Controller converting operation control law after recording object reference temperature is: when refrigeration mode, controller is when receiving the start control signal that thermosistor sends, control frequency-variable air conditioner outdoor machine is started shooting, and obtain current indoor temperature, the original frequency of a compressor operating is determined according to current indoor temperature and object reference temperature gap, if difference is larger, original frequency is higher, reduces indoor temperature rapidly to export larger refrigerating capacity; When the difference of indoor temperature and object reference temperature be reduced to close to time, then control compressor frequency reducing to run, this is close be defined as difference T be one with 0 close value range as 0≤T≤1 DEG C (according to actual needs and/or compressor performance arrange), and within the scope of this, the frequency of compressor is controlled further according to the degree of closeness of indoor temperature and object reference temperature, if difference is less, then running frequency is lower until to the low-limit frequency compressing function operation, with this allow indoor temperature and object reference temperature value close, reach the effect of comfortableness.Such as, for refrigeration mode, the difference of Indoor Temperature angle value and object reference temperature more hour, the closer to object reference temperature, control compressor frequency reducing to run, if current goal reference temperature is 24 DEG C, if indoor temperature drops to 25 DEG C from 30 DEG C, if detect that Indoor Temperature angle value reduces further, with 24 DEG C of differences more hour, control compressor frequency reducing to run, it is last when indoor temperature reaches 24 DEG C, control compressor to run with default low frequency, make that Indoor Temperature angle value is finally mild to be maintained near object reference temperature value (such as, indoor temperature and object reference temperature gap are 0.1 degree or 0.2 degree etc.) fluctuate, the unlikely indoor temperature that causes is too large in object reference temperature fluctuation, to promote the comfortableness of air-conditioning.

With reference to Figure 12, be the 3rd embodiment of control method of the present invention, based on above-mentioned second embodiment, described method also comprises:

Step S50, controller, when described frequency-variable air conditioner outdoor machine is in the controlling run of object reference temperature, receives the pass machine control signal that described thermosistor sends, and obtains the current indoor temperature signal that convertible frequency air-conditioner indoor set gathers;

Step S60, described object reference temperature is updated to temperature corresponding to described current indoor temperature signal by described controller.

In the present embodiment, control device control air-conditioner according to target reference temperature is in TS1 running, need the compressor control signal of always monitoring thermosistor output: if thermosistor output squeezing office signal, then close compressor, and record room temperature is now as the new settings temperature TSnew of control device; If thermosistor non-output squeezing office signal, even if indoor temperature declines, meet and control to close compressor condition by original control device design temperature TS1, compressor operating must be kept, until thermosistor output squeezing office signal also records the fresh target reference temperature TSnew of room temperature now as control device again.Such as, when frequency-variable air conditioner outdoor machine is under the control of object reference temperature, when indoor temperature drops to suitable with object reference temperature, thermosistor output squeezing office signal.When control device detects the compressor OFF signal that thermosistor exports, control device detects current room temperature TS2 by interface and preserves, and the object reference temperature of control device is updated to TS2.When control device detects the compressor start control signal of thermosistor again, be that TS2 runs by design temperature.By constantly updating object reference temperature, make airconditioning control more accurate, comfort level is higher.

Concrete, with reference to Figure 13, in an embodiment of the present invention, the obtain manner of indoor temperature comprises:

Step S70, described controller obtains the current indoor temperature of described convertible frequency air-conditioner indoor set collection by interior machine communication interface; Or

Described controller obtains the current indoor temperature of temperature detector collection by described detection interface.

In the present embodiment, the process of described acquisition indoor temperature can be that to be obtained from convertible frequency air-conditioner indoor set by interior machine communication interface also can be the current indoor temperature that the detection interface comprised by control system is obtained temperature detector and gathers.

Concrete, the described Control Method of Inverter Air Conditioner based on thermosistor also comprises: the detection interface be connected with controller, described detection interface is arranged on described based on the convertible frequency air-conditioner control device of thermosistor, described detection interface is connected with temperature detector, receives the indoor temperature signal that temperature detector gathers.

In the present embodiment, the mode of described acquisition indoor temperature comprises and obtaining from convertible frequency air-conditioner indoor set as described above by interior machine communication interface, also can also be, the described convertible frequency air-conditioner control device based on thermosistor comprises a detection interface, to be connected to obtain indoor temperature by described detection interface with temperature detector.By providing the obtain manner of multiple indoor temperature, and then make the variation of indoor temperature obtain manner.In an embodiment of the present invention, described controller also can also be obtain indoor temperature by interior machine communication interface and detection interface simultaneously, after getting two indoor temperatures at the same time, averages described two indoor temperatures as final indoor temperature.Because the convertible frequency air-conditioner control device based on thermosistor can be arranged on diverse location with described convertible frequency air-conditioner indoor set, therefore can from multiple position acquisition to indoor temperature, make the final indoor temperature obtained more accurate, and then better control the operation of frequency-variable air conditioner outdoor machine, improve the comfort level of air-conditioning.

Further, the described Control Method of Inverter Air Conditioner based on thermosistor also comprises: temperature detector, and described temperature detector is connected with detection interface.That is, described temperature detector can be a part for described control system or be outside accessory.Make the configuration flexible and diverse more based on the Control Method of Inverter Air Conditioner of thermosistor.

In an embodiment of the present invention, the described Control Method of Inverter Air Conditioner based on thermosistor adapts to the scene not comprising temperature detector equally, under concrete scene, the mode of temperature detection is: described temperature detector is the temperature detector be connected on described thermosistor or with described thermosistor, and the connected mode of described temperature detector and described detection interface includes but not limited to wired or wireless mode.

The executive agent of the control method for frequency conversion air conditioner based on thermosistor of the above-mentioned first to the 3rd embodiment can be all the convertible frequency air-conditioner control device based on thermosistor.Further, can should realize by being arranged on the control program controlled based on the convertible frequency air-conditioner of thermosistor based on the control method for frequency conversion air conditioner of thermosistor.

These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.

Claims

1. based on a convertible frequency air-conditioner control device for thermosistor, it is characterized in that, comprising: controller and the input interface be connected with controller and interior machine communication interface, wherein,

2. as claimed in claim 1 based on the convertible frequency air-conditioner control device of thermosistor, it is characterized in that, the described convertible frequency air-conditioner control device based on thermosistor also comprises: the detection interface be connected with controller, described detection interface is connected with temperature detector, receives the indoor temperature signal that temperature detector gathers.

3., as claimed in claim 2 based on the convertible frequency air-conditioner control device of thermosistor, it is characterized in that, the described convertible frequency air-conditioner control device based on thermosistor also comprises: the temperature detector be connected with described detection interface.

4. the convertible frequency air-conditioner control device based on thermosistor as described in any one of claims 1 to 3, it is characterized in that, described interior machine communication interface is communication bus interface, described communication bus interface is connected with multiple convertible frequency air-conditioner indoor set, and described multiple convertible frequency air-conditioner indoor set correspondence connects multiple frequency-variable air conditioner outdoor machine.

5. a terminal, it is characterized in that, described terminal comprises the convertible frequency air-conditioner control device based on thermosistor as described in any one of Claims 1-4, the described convertible frequency air-conditioner control device based on thermosistor is arranged in described terminal, and described terminal is convertible frequency air-conditioner indoor set or frequency-variable air conditioner outdoor machine.

6. the Control Method of Inverter Air Conditioner based on thermosistor, it is characterized in that, the described Control Method of Inverter Air Conditioner based on thermosistor comprises the control device as described in any one of Claims 1-4, and the described Control Method of Inverter Air Conditioner based on thermosistor also comprises: the thermosistor be connected with described input interface, the convertible frequency air-conditioner indoor set be connected with described interior machine communication interface and the frequency-variable air conditioner outdoor machine be connected with described convertible frequency air-conditioner indoor set;

7. as claimed in claim 6 based on the Control Method of Inverter Air Conditioner of thermosistor, it is characterized in that, the described Control Method of Inverter Air Conditioner based on thermosistor also comprises: the detection interface be connected with controller, described detection interface is arranged on the convertible frequency air-conditioner control device based on thermosistor, described detection interface is connected with temperature detector, receives the indoor temperature signal that temperature detector gathers.

8., as claimed in claim 7 based on the Control Method of Inverter Air Conditioner of thermosistor, it is characterized in that, the described Control Method of Inverter Air Conditioner based on thermosistor also comprises: the temperature detector be connected with described detection interface.

9. the Control Method of Inverter Air Conditioner based on thermosistor as described in any one of claim 6 to 8, it is characterized in that, described control system comprises multiple frequency-variable air conditioner outdoor machines of multiple convertible frequency air-conditioner indoor set and correspondence, described interior machine communication interface is communication bus interface, described communication bus interface is connected with multiple convertible frequency air-conditioner indoor set, and described multiple convertible frequency air-conditioner indoor set correspondence connects multiple frequency-variable air conditioner outdoor machine.

10., based on a control method for the Control Method of Inverter Air Conditioner of thermosistor, the described Control Method of Inverter Air Conditioner based on thermosistor is the control system described in any one of claim 6 to 9, it is characterized in that, comprises step:

11. as claimed in claim 10 based on the control method of the Control Method of Inverter Air Conditioner of thermosistor, it is characterized in that, compressor frequency after thermograph corresponding for described indoor temperature signal is again open frequency-variable air conditioner outdoor machine by described controller also comprises after running the step of the object reference temperature controlled:

12. as claimed in claim 10 based on the control method of the Control Method of Inverter Air Conditioner of thermosistor, and it is characterized in that, described method also comprises: