CN208579470U - Air conditioner and integrated form air-conditioner controller - Google Patents
Air conditioner and integrated form air-conditioner controller Download PDFInfo
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- CN208579470U CN208579470U CN201820918414.6U CN201820918414U CN208579470U CN 208579470 U CN208579470 U CN 208579470U CN 201820918414 U CN201820918414 U CN 201820918414U CN 208579470 U CN208579470 U CN 208579470U
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Abstract
The utility model discloses a kind of air conditioners and integrated form air-conditioner controller, wherein, controller includes: substrate, PFC PFC driving circuit, compressor drive circuit, fan drive circuit, compressor control chip and air-blower control chip, wherein, at least a part of device is SiC device in PFC driving circuit, compressor drive circuit and fan drive circuit, and another part device is Si device；Electric pressure converter, for generating conversion voltage according to supply voltage, wherein, when supply voltage is first voltage, electric pressure converter generates second voltage, and when supply voltage is second voltage, power adapter generates first voltage, wherein, first voltage is the power supply of Si device, and second voltage is SiC or GaN device is powered.As a result, by using the mode of SiC device substitution part Si device, and by setting electric pressure converter, to make the compatible different switching devices of driving circuit, the performance and its reliability of lifting controller.
Description
Technical field
The utility model relates to electronic control technology field, in particular to a kind of integrated form air-conditioner controller and a kind of air-conditioning
Device.
Background technique
With the continuous expansion of power electronic technique application range, increasingly harsh application and people are to power electronics
The continuous improvement of equipment requirement, these four power devices outside traditional convertible frequency air-conditioner room on electric-controlled plate are pacified using respective contact pin type
On pcb board, concentration heat dissipation then is carried out with same module radiator (fin).
But the problem of the relevant technologies, is, if by using discrete rectifier bridge, PFC switch, compressor IPM, blower
The contact pin type mounting means of IPM, will lead to electric-controlled plate outside convertible frequency air-conditioner room, volume occur larger, and part contact pin installation cost
It is higher.
In addition, air conditioner electric control plate needs to be arranged in air-conditioning, due to being limited by air conditioner internal space, so that air conditioner electric
The self structure for controlling plate cannot be excessive, how while guaranteeing air conditioner electric control plate performance, limits the volume of electric-controlled plate
As problem in need of consideration.
Utility model content
The utility model is intended to solve one of the technical problem in above-mentioned technology at least to a certain extent.For this purpose, this reality
It is to propose that a kind of integrated form air-conditioner controller, the controller substitute part by using SiC device with a novel purpose
The mode of Si device, and by setting electric pressure converter, to make the compatible different switching devices of driving circuit, lifting controller
Performance and its reliability.
Second purpose of the utility model is to propose a kind of air conditioner.
In order to achieve the above objectives, a kind of integrated form air-conditioner controller that the utility model first aspect proposes includes: substrate；
PFC PFC driving circuit on the substrate is set；The pressure that compressor is driven on the substrate is set
Contracting drive circuit；The fan drive circuit that blower is driven on the substrate is set；Drive the compressor drive circuit
Compressor control chip, the compressor control chip be arranged on the substrate and with the compressor drive circuit phase
Even；And the air-blower control chip of the driving fan drive circuit, the air-blower control chip are arranged on the substrate
And it is connected with the fan drive circuit；Wherein, the PFC driving circuit, the compressor drive circuit and the blower drive
At least a part of device is SiC device in dynamic circuit, and another part device is Si device；The integrated form airconditioning control
Device, further includes: the electric pressure converter on the substrate is set, for generating conversion voltage according to supply voltage, wherein when
When the supply voltage is first voltage, the electric pressure converter generates second voltage, and when the supply voltage is the second electricity
When pressure, the power adapter generates first voltage, wherein the first voltage is Si device power supply, second electricity
Pressure is SiC or GaN device is powered.
Integrated form air-conditioner controller according to the present utility model drives PFC driving circuit, compressor drive circuit and blower
In dynamic circuit at least a part of device replace with high pressure, high temperature, low-loss characteristic SiC device, another part device
Part is left Si device, and generates conversion voltage according to supply voltage by setting electric pressure converter, to make driving circuit can
Meet the driving voltage demand of SiC device Yu two kinds of switching devices of Si device simultaneously, the performance of lifting controller, compatibility and its
Reliability.
In addition, can also have following additional technology according to the utility model integrated form air-conditioner controller set forth above
Feature:
In some instances, the compressor drive circuit includes the first to the 6th switching tube and with described first to the
First to the 6th fast recovery diode of six paralleled power switches, the fan drive circuit include first to the 6th inverse leading
IGBT, the PFC driving circuit include PFC diode and PFC switching tube.
In some instances, the described first to the 6th inverse IGBT that leads is Si device, the described first to the 6th switching tube and
The first to the 6th fast recovery diode with the described first to the 6th paralleled power switches is SiC or GaN device, and the PFC is opened
SiC or GaN device described in Guan Guanwei.
In some instances, the described first to the 6th inverse IGBT that leads is Si device, the described first to the 6th switching tube and
The first to the 6th fast recovery diode with the described first to the 6th paralleled power switches is Si device, and the PFC switching tube is
The SiC or GaN device.
In some instances, the integrated form air-conditioner controller further include: the under-voltage guarantor on the substrate is set
Device is protected, for stablizing the first voltage or the second voltage.
In some instances, the integrated form air-conditioner controller further include: the overcurrent on the substrate is set and is protected
Shield device is gone forward side by side for detecting the electric current of the fan drive circuit, the compressor drive circuit and the PFC driving circuit
Row overcurrent protection.
In some instances, the integrated form air-conditioner controller further include: the excess temperature on the substrate is set and is protected
Device is protected, for detecting the temperature of the integrated form air-conditioner controller, and carries out overheat protector.
In some instances, the fan drive circuit, the compressor drive circuit and the PFC driving circuit share
Facility pressure-failure protector, the overcurrent protector and the overtemperature protector.
In some instances, the pfc circuit, the compressor drive circuit, the fan drive circuit, the compression
It is connected by plain conductor with metal jumper between machine control chip and the air-blower control chip.
In some instances, the integrated form air-conditioner controller is DIP encapsulation.
In some instances, the bottom of the substrate is exposed except DIP encapsulation.
In some instances, the device in the pfc circuit, the compressor drive circuit and fan drive circuit is
Bare chip, the compressor control chip and the air-blower control chip are tube core.
In order to achieve the above objectives, the utility model second aspect proposes a kind of air conditioner comprising above-mentioned integrated form is empty
Adjust controller.
According to the utility model proposes air conditioner, using above-mentioned integrated form air-conditioner controller, by PFC driving circuit, pressure
At least a part of device is replaced with high pressure, high temperature, low-loss characteristic in contracting drive circuit and fan drive circuit
SiC device, another part device is left Si device, and generates conversion electricity according to supply voltage by setting electric pressure converter
Pressure promotes control to make driving circuit that can meet the driving voltage demand of SiC device Yu two kinds of switching devices of Si device simultaneously
Performance, compatibility and its reliability of device.
The additional aspect of the utility model and advantage will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The utility model is above-mentioned and/or additional aspect and advantage from the following description of the accompanying drawings of embodiments will
Become obvious and be readily appreciated that, wherein
Fig. 1 is the block diagram according to the integrated form air-conditioner controller of the utility model embodiment；
Fig. 2 is the block diagram according to the integrated form air-conditioner controller of the utility model one embodiment；
Fig. 3 is the block diagram according to the integrated form air-conditioner controller of the utility model another embodiment；
Fig. 4 is the block diagram according to the integrated form air-conditioner controller of the utility model another embodiment；
Fig. 5 is the circuit diagram according to the integrated form air-conditioner controller of first specific embodiment of the utility model；
Fig. 6 is the circuit diagram according to the integrated form air-conditioner controller of second specific embodiment of the utility model；
Fig. 7 is the circuit diagram according to the integrated form air-conditioner controller of the utility model third specific embodiment；
Fig. 8 is the block diagram according to the air conditioner of the utility model embodiment.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
The air conditioner and integrated form air-conditioner controller of the utility model embodiment described with reference to the accompanying drawing.
Fig. 1 is the block diagram according to the integrated form air-conditioner controller of the utility model embodiment.
As shown in Figure 1, integrated form air-conditioner controller 100 includes: substrate 1, PFC pfc circuit 2, compressor drive
Dynamic circuit 3, fan drive circuit 4, the compressor control chip 5 for driving compressor drive circuit 3 and driving fan drive circuit 4
Air-blower control chip 6.
Specifically, PFC PFC driving circuit 2 is arranged on substrate 1；Drive the driven compressor of compressor
Circuit 3 is arranged on substrate 1；The fan drive circuit 4 of blower is driven to be arranged on substrate 1；Compressor control chip 5 is set
It sets on substrate 1 and is connected with compressor drive circuit 3；And air-blower control chip 6 is arranged on substrate 1 and and blower
Driving circuit 4 is connected；Wherein, at least a part of in PFC driving circuit 2, compressor drive circuit 3 and fan drive circuit 4
Device is SiC device, and another part device is Si device.
In addition, integrated form air-conditioner controller 100 further include: the electric pressure converter 7 on substrate 1 is arranged in, is used for basis
Supply voltage generates conversion voltage, wherein when supply voltage is first voltage, electric pressure converter generates second voltage, and works as
When supply voltage is second voltage, power adapter generates first voltage, wherein first voltage is the power supply of Si device, the second electricity
Pressure is SiC or GaN device is powered.
In the utility model embodiment, PFC PFC driving circuit 2 can carry out power factor school according to electric current
Just, i.e., electrical equipment power factor is improved by exchange power loss caused by the phase difference between compensation electric current and voltage,
Exactly promote effective use of the integrated form air-conditioner controller 100 to electric power.
Further, compressor drive circuit 3 is connect with the compressor in air-conditioning, can drive compressor operating.Blower
Driving circuit 4 is connect with the blower in air-conditioning, blower can be driven to work.Specifically, the controllable compression of compressor control chip 5
3 output drive signal of drive circuit, drives compressor operating by driving signal；Air-blower control chip 6 can control blower to drive
Dynamic 4 output drive signal of circuit, drives blower by driving signal.
In addition, in the utility model embodiment, also by the way that the electric pressure converter 7 on substrate 1 is arranged according to power supply electricity
Pressure generates conversion voltage, wherein when supply voltage is first voltage, electric pressure converter generates second voltage, and when power supply electricity
When pressure is second voltage, power adapter generates first voltage, wherein first voltage is the power supply of Si device, second voltage SiC
Or GaN device power supply.
Optionally, first voltage can be arranged accordingly according to the optimal drive voltage of Si device, such as 15V, and second
Voltage can be arranged accordingly according to the optimal drive voltage of SiC or GaN device, such as 18~22V.
That is, conversion voltage can be generated according to supply voltage by the way that the electric pressure converter 7 on substrate 1 is arranged in,
To make the compatible different capacity device of driving circuit, the performance and its reliability of lifting controller.
Further, one embodiment according to the present utility model, compressor drive circuit 3 include the first to the 6th switch
Pipe and the first to the 6th fast recovery diode with the first to the 6th paralleled power switches, fan drive circuit 4 include first
To the 6th against IGBT is led, PFC driving circuit 2 includes PFC diode and PFC switching tube.
Further, one embodiment according to the present utility model, the first to the 6th inverse IGBT that leads is Si device, first to
6th switching tube and be SiC or GaN device with the first to the 6th fast recovery diode of the first to the 6th paralleled power switches,
PFC switching tube is SiC or GaN device.
Further, one embodiment according to the present utility model, the first to the 6th inverse IGBT that leads is Si device, first to
6th switching tube and be Si device with the first to the 6th fast recovery diode of the first to the 6th paralleled power switches, PFC is opened
Guan Guanwei SiC or GaN device.
Further, as shown in Fig. 2, one embodiment according to the present utility model, integrated form air-conditioner controller 100 also wrap
It includes: the pressure-failure protector 8 on substrate 1 is set, for stablizing first voltage or second voltage.
That is, ensuring the output voltage stabilization of driving circuit by pressure-failure protector 8 when driving Si device
One voltage ensures the output voltage stabilization of driving circuit in the second electricity when driving SiC or GaN device by pressure-failure protector 8
Pressure promotes the stability of integrated form air-conditioner controller 100.
Further, as shown in figure 3, one according to the present utility model is embodiment, integrated form air-conditioner controller 100 is also
Include: the overcurrent protector 9 being arranged on substrate 1, is used for detection blower fan driving circuit 3, compressor drive circuit 4 and PFC
The electric current of driving circuit 2, and carry out overcurrent protection.
That is, the electric current when detection blower fan driving circuit 3, compressor drive circuit 4 and PFC driving circuit 2 is more than
When running current, overcurrent protection can be carried out by the way that the overcurrent protector 9 on substrate 1 is arranged in, promote integrated form air-conditioning
The safety and reliability of controller 100.
Further, as shown in figure 4, one embodiment according to the present utility model, integrated form air-conditioner controller 100 also wrap
It includes: the overtemperature protector 10 on substrate 1 is set, for detecting the temperature of integrated form air-conditioner controller 100, and carry out excess temperature
Protection.
That is, when the temperature for detecting integrated form air-conditioner controller 100 occurs abnormal, it can be by being arranged in substrate 1
On overtemperature protector 10 carry out overheat protector, promoted integrated form air-conditioner controller 100 safety and reliability.
Further, one embodiment according to the present utility model, fan drive circuit 3,4 and of compressor drive circuit
2 community installations pressure-failure protector 8 of PFC driving circuit, overcurrent protector 9 and overtemperature protector 10.
That is, any in pressure-failure protector 8, overcurrent protector 9 and overtemperature protector 10 triggers protection mechanism,
It so that integrated form air-conditioner controller 100 is exported low level signal, to leave the motor off work, separation can be effectively prevent
The either circuit of fan drive circuit 3, compressor drive circuit 4 and PFC driving circuit 2 goes wrong, and other driving circuits
The case where continuing to work appearance, to preferably promote the reliability of integrated form air-conditioner controller 100.
Further, PFC driving circuit 2, compressor drive circuit 3, fan drive circuit 4,5 and of compressor control chip
It is connected by plain conductor with metal jumper between air-blower control chip 6.
That is, being connected by being provided with the metal line being connected with device, and by metal jumper, device layer is saved
Volume is occupied, to reduce the volume of integrated form air-conditioner controller 100, and reduces manufacturing cost.
Further, one embodiment according to the present utility model, integrated form air-conditioner controller 100 are DIP encapsulation.
It specifically, can be by using DIP packing forms (such as plastic packaging, encapsulating) to the pfc circuit 2 in internal circuit, pressure
The devices such as contracting drive circuit 3, fan drive circuit 4, compressor control chip 5 and air-blower control chip 6 are filled package,
To play the protective effect to 100 internal circuit of integrated form air-conditioner controller.
Further, one embodiment according to the present utility model, the bottom of substrate 1 are exposed except DIP encapsulation.
It is understood that the bottom of substrate 1 is exposed except DIP encapsulation, there can be bigger contact area with the external world,
In order to radiate to integrated form air-conditioner controller 100.
Further, one embodiment according to the present utility model, PFC driving circuit 2, compressor drive circuit 3 and wind
4 device is bare chip in drive circuit, and compressor control chip 5 and air-blower control chip 6 are tube core.
The integrated form air-conditioner controller of the utility model is described below with reference to three specific embodiments of the utility model
100。
First specific embodiment according to the present utility model, in conjunction with Fig. 5, integrated form air-conditioner controller 100 drives blower
The part of dynamic circuit 3, compressor drive circuit 4 and PFC driving circuit 2 is integrated, wherein is connected with fan drive circuit 3
Inverse switch device be IGBT14~19, the inverse switch device being connected with compressor drive circuit 4 be SiCMOSFET, i.e.,
SiC1~6, the switching device being connected with PFC driving circuit 2 are SiC MOSFET, i.e. SiC 7.
Specifically, the upper bridge inverse switch device IGBT14 of blower, 15,16 grid respectively with resistance R15,16,17 phases
Even, resistance R15,16,17 are connected with driving HVIC output port HO1,2,3；Bridge switch device IGBT17,18,19 grid
It is connected respectively with resistance R18,19,20, resistance R18,19,20 are connected with driving HVIC output port LO1,2,3.
The upper bridge inverse switch device SiC1 of compressor, 2,3 grid are connected with resistance R21,22,23 respectively, resistance
R24,25,26 are connected with driving HVIC output port HO4,5,6；Bridge switch device SiC4,5,6 grid respectively with resistance
R24,25,26 are connected, and resistance R24,25,26 are connected with driving HVIC output port LO4,5,6.
The grid of PFC switching device SiC7 is connected with resistance R27 respectively, resistance R27 and driving HVIC output port PFCO
It is connected.
That is, the switching device of fan drive circuit 3, compressor drive circuit 4 and PFC driving circuit 2 is integrated
In a HVIC (High Voltage Integrated Circuit, high voltage integrated circuit), i.e. integrated form air-conditioner controller
100。
Specifically, as shown in figure 5, HIN1,2,3 are connected with fan drive circuit 3, output signal when VCC is 15V
It is connected with HO1,2,3, bridge IGBT14 in driving, 15,16；LIN1,2,3 are connected with fan drive circuit 3, output signal and LO1,
2,3 are connected, bridge IGBT17 under driving, and 18,19, at this point, blower driving voltage is 15V, output drive signal is also 15V.
HIN4,5,6 are connected with compressor drive circuit 4, output signal and HO4, and 5,6 are connected, bridge SiC1 in driving, and 2,
3；LIN4,5,6 are connected with compressor drive circuit 4, output signal and LO4, and 5,6 are connected, bridge SiC4 under driving, and 5,6.
PFCIN is connected with PFC driving circuit 2, and output signal is connected with PFCO, drives SiC7.
Due to being SiC device with the switching device being connected in compressor drive circuit 4 and PFC driving circuit 2, this is practical
In new embodiment, conversion voltage is also generated according to supply voltage by electric pressure converter 7, i.e., according to the i.e. first electricity of supply voltage
Pressure such as 15V be generated as conversion voltage i.e. 18~22V of second voltage, thus make voltage meet SiC device optimum performance drive
Dynamic voltage, and then the performance of integrated form air-conditioner controller 100 is promoted, in addition, also passing through setting pressure-failure protector 8, it is ensured that driving
Voltage is maintained at 18~22V of second voltage.
Second specific embodiment according to the present utility model, in conjunction with Fig. 6, integrated form air-conditioner controller 100 drives blower
The part of dynamic circuit 3, compressor drive circuit 4 and PFC driving circuit 2 is integrated, wherein is connected with fan drive circuit 3
Inverse switch device be IGBT14~19, the inverse switch device being connected with compressor drive circuit 4 be SiCMOSFET, i.e.,
SiC1~6, the switching device being connected with PFC driving circuit 2 are SiC MOSFET, i.e. SiC 7.
Specifically, the upper bridge inverse switch device IGBT14 of blower, 15,16 grid respectively with resistance R15,16,17 phases
Even, resistance R15,16,17 are connected with driving HVIC output port HO1,2,3；Bridge switch device IGBT17,18,19 grid
It is connected respectively with resistance R18,19,20, resistance R18,19,20 are connected with driving HVIC output port LO1,2,3.
The upper bridge inverse switch device SiC1 of compressor, 2,3 grid are connected with resistance R21,22,23 respectively, resistance
R24,25,26 are connected with driving HVIC output port HO4,5,6；Bridge switch device SiC4,5,6 grid respectively with resistance
R24,25,26 are connected, and resistance R24,25,26 are connected with driving HVIC output port LO4,5,6.
The grid of PFC switching device SiC7 is connected with resistance R27 respectively, resistance R27 and driving HVIC output port PFCO
It is connected.
That is, the switching device of fan drive circuit 3, compressor drive circuit 4 and PFC driving circuit 2 is integrated
In a HVIC, i.e. integrated form air-conditioner controller 100.
Specifically, as shown in fig. 6, when VCC be 18~22V when, HIN1,2,3 are connected with fan drive circuit 3, export
Signal and HO1,2,3 are connected, bridge IGBT14 in driving, and 15,16；LIN1,2,3 are connected with fan drive circuit 3, output signal with
LO1,2,3 are connected, bridge IGBT17 under driving, and 18,19；
Due to being IGBT device with the switching device being connected in fan drive circuit 3, in the utility model embodiment, also
Conversion voltage is generated according to supply voltage by electric pressure converter 7, i.e., it is raw according to supply voltage, that is, second voltage such as 18~22V
As conversion voltage, that is, first voltage 15V, thus make voltage meet IGBT device optimum performance driving voltage, and then promoted
The performance of integrated form air-conditioner controller 100, in addition, also passing through setting pressure-failure protector 8, it is ensured that driving voltage is maintained at the first electricity
Press 15V.
Third specific embodiment according to the present utility model, in conjunction with Fig. 7, integrated form air-conditioner controller 100 drives blower
Move circuit 3, the part of compressor drive circuit 4PFC driving circuit 2 is integrated, wherein be connected with fan drive circuit 3
Inverse switch device is IGBT14~19, and the inverse switch device being connected with compressor drive circuit 4 is SiC MOSFET, i.e.,
SiC1~6, the switching device being connected with the highest PFC driving circuit 2 of working frequency are SiC MOSFET, i.e. SiC 7.
Specifically, the upper bridge inverse switch device IGBT14 of blower, 15,16 grid respectively with resistance R15,16,17 phases
Even, resistance R15,16,17 are connected with driving HVIC output port HO1,2,3；Bridge switch device IGBT17,18,19 grid
It is connected respectively with resistance R18,19,20, resistance R18,19,20 are connected with driving HVIC output port LO1,2,3.
The upper bridge inverse switch device SiC1 of compressor, 2,3 grid are connected with resistance R21,22,23 respectively, resistance
R24,25,26 are connected with driving HVIC output port HO4,5,6；Bridge switch device SiC4,5,6 grid respectively with resistance
R24,25,26 are connected, and resistance R24,25,26 are connected with driving HVIC output port LO4,5,6.
The grid of PFC switching device SiC7 is connected with resistance R27 respectively, resistance R27 and driving HVIC output port PFCO
It is connected.
That is, the switching device of fan drive circuit 3, compressor drive circuit 4 and PFC driving circuit 2 is integrated
In a HVIC, i.e. integrated form air-conditioner controller 100.
Specifically, as shown in Figure 7.HIN1,2,3 are connected with fan drive circuit, output signal and HO1, and 2,3 are connected, and drive
Dynamic upper bridge IGBT14,15,16；LIN1,2,3 are connected with fan drive circuit, output signal and LO1, and 2,3 are connected, and drive lower bridge
IGBT17,18,19.HIN4,5,6 are connected with compressor drive circuit, output signal and HO4, and 5,6 are connected, bridge in driving
IGBT20,21,22；LIN4,5,6 are connected with fan drive circuit, output signal and LO4, and 5,6 are connected, and drive lower bridge IGBT23,
24,25.Blower and driven compressor voltage are 15V, output drive signal 15V.PFCIN is connected with PFC driving circuit, output
Signal is connected with PFCO, drives SiC7.
It is also logical in the utility model embodiment due to being SiC device with the switching device being connected in PFC driving circuit 2
Overvoltage converter 7 generates conversion voltage according to supply voltage, i.e., is generated as turning according to supply voltage, that is, first voltage such as 15V
Change voltage i.e. 18~22V of second voltage, thus make voltage meet SiC device optimum performance driving voltage, and then promoted collection
The performance of accepted way of doing sth air-conditioner controller 100, in addition, also passing through setting pressure-failure protector 8, it is ensured that driving voltage is maintained at second voltage
18~22V.
Further, as illustrated in figs. 5-7, compressor drive circuit 4, fan drive circuit 3 and PFC driving circuit 2 are total
With a set of protection circuit, i.e., pressure-failure protector 8 (high-pressure side under-voltage protective module and VCC are equipped in integrated form air-conditioner controller 100
Under-voltage protective module), overcurrent protector 9 and overtemperature protector 10, wherein pressure-failure protector 8 is in compressor drive circuit 4, wind
When there is undervoltage condition in drive circuit 3 and any driving circuit of PFC driving circuit 2, under-voltage protection is carried out；Overcurrent protection
Device 9 can receive the current signal on resistance R28, R29 and R30, i.e. fan drive circuit 3, compressor drive circuit 4 and PFC
The over-current signal of driving circuit 2, and when receiving over-current signal, carry out overcurrent protection；Overtemperature protector 10 can receive temperature
The temperature signal of sensor 1~3, and when temperature signal occurs abnormal, overheat protector is carried out, it is empty further to promote integrated form
Adjust the reliability of controller 100.
It should be noted that pressure-failure protector 8, overcurrent protector 9 and overtemperature protector 10 are patrolled by false judgment
Circuit is collected, and corresponding error prompting information is issued according to practical problem, to remind user in time to the relevant drive that goes wrong
Dynamic circuit carries out corresponding maintenance and maintenance.
It is understood that any in pressure-failure protector 8, overcurrent protector 9 and overtemperature protector 10 triggers protection
Mechanism, so that integrated form air-conditioner controller 100 is exported low level signal can effectively prevent to leave the motor off work
The either circuit of isolated fan drive circuit 3, compressor drive circuit 4 and PFC driving circuit 2 goes wrong, and other drive
The case where dynamic circuit continues to work appearance, to preferably promote the reliability of integrated form air-conditioner controller 100.
To sum up, according to the integrated form air-conditioner controller of the utility model embodiment, by PFC driving circuit, driven compressor
In circuit and fan drive circuit at least a part of device replace with high pressure, high temperature, low-loss characteristic SiC device
Part, another part device is left Si device, and generates conversion voltage according to supply voltage by setting electric pressure converter, thus
Make driving circuit that can meet the driving voltage demand of SiC device Yu two kinds of switching devices of Si device, the property of lifting controller simultaneously
Energy, compatibility and its reliability.
Fig. 8 is the block diagram according to the air conditioner of utility model embodiment.As shown in figure 8, the air conditioner 1000 wraps
Include the integrated form air-conditioner controller 100 of above-described embodiment.
According to the air-conditioning that the utility model embodiment proposes, using the integrated form air-conditioner controller of previous embodiment, by PFC
At least a part of device is replaced with high pressure, high temperature, low in driving circuit, compressor drive circuit and fan drive circuit
The SiC device of the characteristic of loss, another part device are left Si device, and by setting electric pressure converter according to supply voltage
Conversion voltage is generated, to make driving circuit that can meet the driving voltage need of SiC device Yu two kinds of switching devices of Si device simultaneously
It asks, performance, compatibility and its reliability of lifting controller.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is based on the figure
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special
Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only
Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with
It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (13)
1. a kind of integrated form air-conditioner controller characterized by comprising
Substrate；
PFC PFC driving circuit on the substrate is set；
The compressor drive circuit that compressor is driven on the substrate is set；
The fan drive circuit that blower is driven on the substrate is set；
Drive the compressor control chip of the compressor drive circuit, the compressor control chip setting the substrate it
Above and with the compressor drive circuit it is connected；And
Drive the air-blower control chip of the fan drive circuit, the air-blower control chip be arranged on the substrate and with
The fan drive circuit is connected；
Wherein, at least a part of device in the PFC driving circuit, the compressor drive circuit and the fan drive circuit
Part is SiC device, and another part device is Si device；
The integrated form air-conditioner controller, further includes:
Electric pressure converter on the substrate is set, for generating conversion voltage according to supply voltage, wherein when the electricity
When source voltage is first voltage, the electric pressure converter generates second voltage, and when the supply voltage is second voltage, institute
It states electric pressure converter and generates first voltage, wherein the first voltage is Si device power supply, and the second voltage is SiC
Or GaN device power supply.
2. integrated form air-conditioner controller as described in claim 1, which is characterized in that wherein, the compressor drive circuit packet
Include the first to the 6th switching tube and the first to the 6th fast recovery diode with the described first to the 6th paralleled power switches, institute
Stating fan drive circuit includes first to the 6th against IGBT is led, and the PFC driving circuit includes PFC diode and PFC switching tube.
3. integrated form air-conditioner controller as claimed in claim 2, which is characterized in that wherein, described first to the 6th inverse leads
IGBT is Si device, the described first to the 6th switching tube and with it is the first to the 6th of the described first to the 6th paralleled power switches fast
Quick-recovery diode is SiC or GaN device, and the PFC switching tube is the SiC or GaN device.
4. integrated form air-conditioner controller as claimed in claim 2, which is characterized in that wherein, described first to the 6th inverse leads
IGBT is Si device, the described first to the 6th switching tube and with it is the first to the 6th of the described first to the 6th paralleled power switches fast
Quick-recovery diode is Si device, and the PFC switching tube is the SiC or GaN device.
5. integrated form air-conditioner controller as described in claim 1, which is characterized in that further include:
Pressure-failure protector on the substrate is set, for stablizing the first voltage or the second voltage.
6. integrated form air-conditioner controller as claimed in claim 1 or 5, which is characterized in that further include:
Overcurrent protector on the substrate is set, for detecting the fan drive circuit, driven compressor electricity
The electric current on road and the PFC driving circuit, and carry out overcurrent protection.
7. integrated form air-conditioner controller as claimed in claim 6, which is characterized in that further include:
Overtemperature protector on the substrate is set, for detecting the temperature of the integrated form air-conditioner controller, and is carried out
Overheat protector.
8. integrated form air-conditioner controller as claimed in claim 7, which is characterized in that the fan drive circuit, the compression
Drive circuit and the PFC driving circuit community installations pressure-failure protector, the overcurrent protector and the overtemperature protector.
9. integrated form air-conditioner controller as described in claim 1, which is characterized in that wherein, the PFC driving circuit, described
Pass through between compressor drive circuit, the fan drive circuit, the compressor control chip and the air-blower control chip
Plain conductor is connected with metal jumper.
10. integrated form air-conditioner controller as described in claim 1, which is characterized in that the integrated form air-conditioner controller is DIP
Encapsulation.
11. integrated form air-conditioner controller as claimed in claim 10, which is characterized in that the bottom of the substrate is exposed described
Except DIP encapsulation.
12. integrated form air-conditioner controller as described in claim 1, which is characterized in that the pfc circuit, the compressor drive
Device in dynamic circuit and fan drive circuit is bare chip, and the compressor control chip and the air-blower control chip are equal
For tube core.
13. a kind of air conditioner, which is characterized in that including the described in any item integrated form air-conditioner controllers of such as claim 1-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820918414.6U CN208579470U (en) | 2018-06-13 | 2018-06-13 | Air conditioner and integrated form air-conditioner controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820918414.6U CN208579470U (en) | 2018-06-13 | 2018-06-13 | Air conditioner and integrated form air-conditioner controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208579470U true CN208579470U (en) | 2019-03-05 |
Family
ID=65507223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820918414.6U Withdrawn - After Issue CN208579470U (en) | 2018-06-13 | 2018-06-13 | Air conditioner and integrated form air-conditioner controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208579470U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109883025A (en) * | 2019-03-25 | 2019-06-14 | 广东美的制冷设备有限公司 | Intelligent power module and air conditioner |
| CN109945457A (en) * | 2019-03-25 | 2019-06-28 | 广东美的制冷设备有限公司 | Air conditioner and integrated form air-conditioner controller |
| CN110044030A (en) * | 2019-04-11 | 2019-07-23 | 广东美的制冷设备有限公司 | Integrated form air-conditioner controller and air conditioner |
| CN110061632A (en) * | 2019-04-29 | 2019-07-26 | 广东美的制冷设备有限公司 | Intelligent power module and air conditioner |
| CN110594986A (en) * | 2018-06-13 | 2019-12-20 | 广东美的制冷设备有限公司 | Air conditioner and integrated air conditioner controller |
| CN111692697A (en) * | 2019-03-14 | 2020-09-22 | 启念科技股份有限公司 | Air conditioner control device |
| WO2020191848A1 (en) * | 2019-03-25 | 2020-10-01 | 广东美的制冷设备有限公司 | Integrated controller and control method therefor, and refrigeration device |
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2018
- 2018-06-13 CN CN201820918414.6U patent/CN208579470U/en not_active Withdrawn - After Issue
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110594986A (en) * | 2018-06-13 | 2019-12-20 | 广东美的制冷设备有限公司 | Air conditioner and integrated air conditioner controller |
| CN110594986B (en) * | 2018-06-13 | 2023-09-12 | 广东美的制冷设备有限公司 | Air conditioner and integrated air conditioner controller |
| CN111692697A (en) * | 2019-03-14 | 2020-09-22 | 启念科技股份有限公司 | Air conditioner control device |
| CN109883025A (en) * | 2019-03-25 | 2019-06-14 | 广东美的制冷设备有限公司 | Intelligent power module and air conditioner |
| CN109945457A (en) * | 2019-03-25 | 2019-06-28 | 广东美的制冷设备有限公司 | Air conditioner and integrated form air-conditioner controller |
| WO2020191848A1 (en) * | 2019-03-25 | 2020-10-01 | 广东美的制冷设备有限公司 | Integrated controller and control method therefor, and refrigeration device |
| CN110044030A (en) * | 2019-04-11 | 2019-07-23 | 广东美的制冷设备有限公司 | Integrated form air-conditioner controller and air conditioner |
| CN110044030B (en) * | 2019-04-11 | 2021-07-20 | 广东美的制冷设备有限公司 | Integrated air conditioner controller and air conditioner |
| CN110061632A (en) * | 2019-04-29 | 2019-07-26 | 广东美的制冷设备有限公司 | Intelligent power module and air conditioner |
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| GR01 | Patent grant | ||
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Effective date of registration: 20230118 Address after: 400064 plant 1, No. 70, Meijia Road, Nan'an District, Chongqing Patentee after: Meiken Semiconductor Technology Co.,Ltd. Address before: 528311 Lingang Road, Beijiao Town, Shunde District, Foshan, Guangdong Patentee before: GD MIDEA AIR-CONDITIONING EQUIPMENT Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |
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Granted publication date: 20190305 Effective date of abandoning: 20230912 |
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