CN106253732A - SPM, power electronic equipment and air-conditioner - Google Patents
SPM, power electronic equipment and air-conditioner Download PDFInfo
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- CN106253732A CN106253732A CN201610697313.6A CN201610697313A CN106253732A CN 106253732 A CN106253732 A CN 106253732A CN 201610697313 A CN201610697313 A CN 201610697313A CN 106253732 A CN106253732 A CN 106253732A
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- resistance
- power device
- power
- schottky diode
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0048—Circuits or arrangements for reducing losses
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
Abstract
The invention provides a kind of SPM, power electronic equipment and air-conditioner, wherein, described SPM includes: drive integrated unit；Power factor correction unit；Inverse switch unit, inverse switch unit includes: three upper brachium pontis power devices and three lower brachium pontis power devices, it is connected to first kind SiC schottky diode between source electrode and the drain electrode of upper brachium pontis power device, being connected to Equations of The Second Kind SiC schottky diode between source electrode and the drain electrode of lower brachium pontis power device, three upper grids of brachium pontis power device and the grid of three lower brachium pontis power devices are respectively connecting to drive raster data model interface corresponding in integrated unit.By technical scheme, ensureing that SPM has low-power consumption and while low service time, reducing the current noise Irr produced in drive circuit, improve the suitability of SPM.
Description
Technical field
The present invention relates to air-conditioner technical field, in particular to a kind of SPM, a kind of power electronics dress
Put and a kind of air-conditioner.
Background technology
SPM (Intelligent Power Module, i.e. IPM) is widely used in power electronic equipment
In, SPM is device for power switching (IGBT, Insulated Gate Bipolar Translator, i.e. insulated gate
Gate transistors or insulated gate bipolar transistor) and high-voltage driving circuit integrate, compared with traditional discrete scheme, intelligence
Increasing market can be won with its advantage such as high integration, high reliability by power model, be particularly suitable for driving motor
Converter and various inverter, be a kind of ideal of frequency control, metallurgical machinery, electric propulsion, servo-drive, frequency-conversion domestic electric appliances
Power electronic devices.
In correlation technique, the current/voltage-time graph of SPM is as in figure 2 it is shown, curve 201 characterizes intelligence
The logical signal input voltage of power model, curve 202 characterizes the operating current of power device, and curve 203 characterizes power device
Running voltage, wherein, from curve 202, substantially can be seen that SPM, when opening, produces an overshoot current
Irr1, and the service time the shortest Δ t1 (rate of rise of curve 202 is the biggest) of SPM, then overshoot current is more
Greatly, the interference causing Circuits System is the biggest, even causes maloperation and circuit malfunction.
Therefore, how while ensureing service time, the technical problem that overshoot current becomes urgently to be resolved hurrily is reduced.
Summary of the invention
It is contemplated that at least solve one of technical problem present in prior art or correlation technique.
To this end, it is an object of the present invention to propose a kind of SPM.
Further object is that and propose a kind of power electronic equipment.
Another object of the present invention is to propose a kind of household electrical appliance.
For achieving the above object, embodiment according to the first aspect of the invention, it is proposed that a kind of SPM, bag
Include: drive integrated unit；Power factor correction unit；Inverse switch unit, inverse switch unit includes: three upper brachium pontis power
Device and three lower brachium pontis power devices, be connected to first kind silicon carbide schottky between source electrode and the drain electrode of upper brachium pontis power device
Diode, is connected to Equations of The Second Kind SiC schottky diode, three upper brachium pontis between source electrode and the drain electrode of lower brachium pontis power device
The grid of the grid of power device and three lower brachium pontis power devices is respectively connecting to drive grid corresponding in integrated unit to drive
Mobile interface.
SPM according to an embodiment of the invention, by by the reverse recovery diodes in inverse switch unit
It is set to SiC schottky diode (hereinafter SiC diode), owing to SiC diode has minimum current noise
Irr, therefore, is ensureing that SPM has low-power consumption and while low service time, the electric current produced in drive circuit
Noise Irr is the least, improves the suitability of SPM, is particularly well-suited to the convertible frequency air-conditioner with super low-power consumption requirement
The automatically controlled scheme of device.
SPM according to the abovementioned embodiments of the present invention, it is also possible to there is techniques below feature:
According to one embodiment of present invention, three upper brachium pontis power devices include the first power device, the second power device
Part and the 3rd power device, three lower brachium pontis power devices include the 4th power device, the 5th power device and the 6th power device
Part, first kind SiC schottky diode includes the first SiC schottky diode, the second SiC schottky diode
With the 3rd SiC schottky diode, Equations of The Second Kind SiC schottky diode include the 4th SiC schottky diode,
5th SiC schottky diode and the 6th SiC schottky diode, wherein, the drain electrode of arbitrary upper brachium pontis power device
Being connected to the negative electrode of the first kind SiC schottky diode of corresponding sequence number, the source electrode of arbitrary upper brachium pontis power device is connected to
The anode of the first kind SiC schottky diode of corresponding sequence number, the drain electrode of arbitrary lower brachium pontis power device is connected to corresponding sequence
Number the negative electrode of Equations of The Second Kind SiC schottky diode, the source electrode of arbitrary lower brachium pontis power device is connected to the of corresponding sequence number
The anode of two class SiC schottky diode.
SPM according to an embodiment of the invention, connects by arranging the drain electrode of arbitrary upper brachium pontis power device
To the negative electrode of the first kind SiC schottky diode of corresponding sequence number, the source electrode of arbitrary upper brachium pontis power device is connected to correspondence
The anode of the first kind SiC schottky diode of sequence number, the drain electrode of arbitrary lower brachium pontis power device is connected to corresponding sequence number
The negative electrode of Equations of The Second Kind SiC schottky diode, the source electrode of arbitrary lower brachium pontis power device is connected to the Equations of The Second Kind of corresponding sequence number
The anode of SiC schottky diode, on the one hand, upper brachium pontis power device and lower brachium pontis power device low in energy consumption, the opposing party
Face, the current noise of first kind SiC schottky diode and Equations of The Second Kind SiC schottky diode is little, open-minded to reduce
The current noise that time causes.
Wherein, upper brachium pontis power device and lower brachium pontis power device are for driving the three-phase circuit of peripheral hardware motor, and upper bridge
Arm power device and corresponding lower brachium pontis power device are open-minded when same time difference.
According to one embodiment of present invention, power factor correction unit includes: the 7th power device, the 7th power device
Grid be connected to drive raster data model interface corresponding in integrated unit；7th SiC schottky diode, the 7th carbonization
The negative electrode of silicon Schotty diode is connected to the drain electrode of the 7th power device, and the anode of the 7th SiC schottky diode connects
Source electrode to the 7th power device；8th SiC schottky diode, the negative electrode of the 8th SiC schottky diode connects
To the positive pole of the high-voltage power supply powered to inverse switch unit of peripheral hardware, the anode of the 8th SiC schottky diode is connected to
The drain electrode of seven power devices, wherein, the drain electrode of the 7th power device is connected to the DC power anode of peripheral hardware, the 7th power device
The source electrode DC power cathode that is connected to peripheral hardware and the negative pole of high-voltage power supply powered to inverse switch unit.
SPM according to an embodiment of the invention, is connected to drive by arranging the grid of the 7th power device
Raster data model interface corresponding in integrated unit, the negative electrode of the 7th SiC schottky diode is connected to the 7th power device
Drain electrode, the anode of the 7th SiC schottky diode is connected to the source electrode of the 7th power device, the 8th silicon carbide schottky two
The negative electrode of pole pipe is connected to the positive pole of the high-voltage power supply powered to inverse switch unit of peripheral hardware, the 8th SiC schottky diode
Anode be connected to the drain electrode of the 7th power device, as the power factor (PF) alignment unit to peripheral apparatus, ensure low-power consumption,
The while of low service time and low current noise motor-driven, improve stability and the reliability of power.
According to one embodiment of present invention, the first power device, the second power device and the drain electrode of the 3rd power device
Being connected to the high-voltage power supply positive pole of peripheral hardware, the source electrode of the 4th power device, the 5th power device and the 6th power device is all connected with
To the high-voltage power supply negative pole of peripheral hardware, the source electrode of the first power device is connected to the drain electrode of the 4th power device, the second power device
Source electrode is connected to the drain electrode of the 5th power device, and the source electrode of the 3rd power device is connected to the drain electrode of the 6th power device, wherein,
The source electrode of described first power device is connected to the motor U interfaces of peripheral hardware, outside the source electrode of described second power device is connected to
If motor V interfaces, the source electrode of described 3rd power device is connected to the motor W interfaces of peripheral hardware.
SPM according to an embodiment of the invention, above-mentioned U interfaces, V interfaces and W interfaces are peripheral hardware
Three interfaces of motor, therefore, provide the power drive scheme of a kind of low-power consumption and low noise for peripheral hardware motor.
According to one embodiment of present invention, raster data model interface include the first driving interface, second drive interface, the 3rd
Interface, 4 wheel driven mobile interface, the 5th driving interface, the 6th driving interface and the 7th is driven to drive interface, SPM bag
Including: the first resistance, the grid and first being connected to the first power device drives between interface, and the second resistance is connected to the second merit
The grid of rate device and second drives between interface, and the 3rd resistance, the grid and the 3rd driving that are connected to the 3rd power device connect
Between Kou, the 4th resistance, it is connected between grid and the 4 wheel driven mobile interface of the 4th power device, the 5th resistance, is connected to
The grid of five power devices and the 5th drives between interface, and the 6th resistance, the grid and the 6th being connected to the 6th power device drives
Between mobile interface, the 7th resistance, the grid and the 7th being connected to the 7th power device drives between interface.
SPM according to an embodiment of the invention, by above-mentioned driving interface and the power device of corresponding sequence number
Arranging the resistance of corresponding sequence number between the grid of part, above-mentioned resistance determines service time, i.e. the least SPM of resistance
The rate of rise of operating current the biggest, namely service time is the least, and power consumption penalty is the least.
According to one embodiment of present invention, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance,
The Standard resistance range of the 6th resistance and the 7th resistance is 7.5～56 ohm.
SPM according to an embodiment of the invention, by arrange the first resistance, the second resistance, the 3rd resistance,
The Standard resistance range of the 4th resistance, the 5th resistance, the 6th resistance and the 7th resistance is 7.5～56 ohm, can reduce intelligence merit
The power consumption of rate module and while service time, reduces current noise Irr.
According to one embodiment of present invention, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance,
The resistance of the 6th resistance and the 7th resistance is 7.5 ohm.
SPM according to an embodiment of the invention, by arrange the first resistance, the second resistance, the 3rd resistance,
The resistance of the 4th resistance, the 5th resistance, the 6th resistance and the 7th resistance is 7.5 ohm, can be by the merit of SPM
Consumption reduction by 50%.
According to one embodiment of present invention, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance and
The resistance of the 6th resistance is 7.5 ohm, and the resistance of the 7th resistance is 20 ohm.
SPM according to an embodiment of the invention, by arrange the first resistance, the second resistance, the 3rd resistance,
The resistance of the 4th resistance, the 5th resistance and the 6th resistance is 7.5 ohm, and the resistance of the 7th resistance is 20 ohm, can be by intelligence
The lower power consumption 30% of energy power model.
According to one embodiment of present invention, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance,
The resistance of the 6th resistance and the 7th resistance is 56 ohm.
SPM according to an embodiment of the invention, by arrange the first resistance, the second resistance, the 3rd resistance,
The resistance of the 4th resistance, the 5th resistance, the 6th resistance and the 7th resistance is 56 ohm, can be by the power consumption of SPM
Reduce by 20%.
Embodiment according to the second aspect of the invention, it is proposed that a kind of power electronic equipment, including: such as above-mentioned any one
The SPM of technical scheme.
Power electronic equipment according to the abovementioned embodiments of the present invention, it is also possible to there is techniques below feature:
According to one embodiment of present invention, power electronic equipment is the electronic controller driving motor.
Embodiment according to the third aspect of the invention we, it is proposed that a kind of household electrical appliance, including: such as above-mentioned any one technology
The power electronic equipment of scheme.
Household electrical appliance according to the abovementioned embodiments of the present invention, it is also possible to there is techniques below feature:
According to one embodiment of present invention, household electrical appliance are air-conditioner, refrigerator, washing machine or electric fan.
The additional aspect of the present invention and advantage will part be given in the following description, and part will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of the present invention and advantage are from combining the accompanying drawings below description to embodiment and will become
Substantially with easy to understand, wherein:
Fig. 1 shows the internal circuit schematic diagram of SPM according to an embodiment of the invention；
Fig. 2 shows the current/voltage-time diagram of SPM in correlation technique；
Fig. 3 shows the current/voltage-time diagram of SPM according to an embodiment of the invention；
Fig. 4 shows the schematic block diagram of power electronic equipment according to an embodiment of the invention；
Fig. 5 shows the schematic block diagram of household electrical appliance according to an embodiment of the invention.
Detailed description of the invention
In order to be more clearly understood that the above-mentioned purpose of the present invention, feature and advantage, real with concrete below in conjunction with the accompanying drawings
The present invention is further described in detail by mode of executing.It should be noted that in the case of not conflicting, the enforcement of the application
Feature in example and embodiment can be mutually combined.
Elaborate a lot of detail in the following description so that fully understanding the present invention, but, the present invention also may be used
Implementing to use other to be different from other modes described here, therefore, protection scope of the present invention is not by described below
The restriction of specific embodiment.
Below in conjunction with Fig. 1 to Fig. 5, SPM according to an embodiment of the invention is specifically described.
As it is shown in figure 1, SPM according to an embodiment of the invention, including: drive integrated unit (such as Fig. 1 institute
The Driver IC shown)；Power factor correction unit；Inverse switch unit, inverse switch unit includes: three upper brachium pontis power
Device and three lower brachium pontis power devices, be connected to first kind silicon carbide schottky between source electrode and the drain electrode of upper brachium pontis power device
Diode, is connected to Equations of The Second Kind SiC schottky diode, three upper brachium pontis between source electrode and the drain electrode of lower brachium pontis power device
The grid of the grid of power device and three lower brachium pontis power devices is respectively connecting to drive integrated unit (as shown in Figure 1
Driver IC) in corresponding raster data model interface (the HO1 interface of Drive IC as shown in Figure 1, HO2 interface, HO3 interface,
LO1 interface, LO2 interface and LO3 interface).
SPM according to an embodiment of the invention, by by the reverse recovery diodes in inverse switch unit
It is set to SiC schottky diode (hereinafter SiC diode), owing to SiC diode has minimum current noise
Irr, therefore, is ensureing that SPM has low-power consumption and while low service time, the electric current produced in drive circuit
Noise Irr is the least, improves the suitability of SPM, is particularly well-suited to the convertible frequency air-conditioner with super low-power consumption requirement
The automatically controlled scheme of device.
SPM according to the abovementioned embodiments of the present invention, it is also possible to there is techniques below feature:
According to one embodiment of present invention, three upper brachium pontis power devices include the first power device IGBT1, the second merit
Rate device IGBT2 and the 3rd power device IGBT3, three lower brachium pontis power devices include the 4th power device IGBT4, the 5th merit
Rate device IGBT5 and the 6th power device IGBT6, first kind SiC schottky diode includes the first silicon carbide schottky two
Pole pipe D1, the second SiC schottky diode D2 and the 3rd SiC schottky diode D3, Equations of The Second Kind silicon carbide schottky
Diode includes the 4th SiC schottky diode D4, the 5th SiC schottky diode D5 and the 6th silicon carbide schottky
Diode D6, wherein, the drain electrode of arbitrary upper brachium pontis power device is connected to first kind silicon carbide schottky two pole of corresponding sequence number
The negative electrode of pipe, the source electrode of arbitrary upper brachium pontis power device is connected to the sun of the first kind SiC schottky diode of corresponding sequence number
Pole, the drain electrode of arbitrary lower brachium pontis power device is connected to the negative electrode of the Equations of The Second Kind SiC schottky diode of corresponding sequence number, appoints
Once the source electrode of brachium pontis power device is connected to the anode of Equations of The Second Kind SiC schottky diode of corresponding sequence number.
SPM according to an embodiment of the invention, connects by arranging the drain electrode of arbitrary upper brachium pontis power device
To the negative electrode of the first kind SiC schottky diode of corresponding sequence number, the source electrode of arbitrary upper brachium pontis power device is connected to correspondence
The anode of the first kind SiC schottky diode of sequence number, the drain electrode of arbitrary lower brachium pontis power device is connected to corresponding sequence number
The negative electrode of Equations of The Second Kind SiC schottky diode, the source electrode of arbitrary lower brachium pontis power device is connected to the Equations of The Second Kind of corresponding sequence number
The anode of SiC schottky diode, on the one hand, upper brachium pontis power device and lower brachium pontis power device low in energy consumption, the opposing party
Face, the current noise of first kind SiC schottky diode and Equations of The Second Kind SiC schottky diode is little, open-minded to reduce
The current noise that time causes.
Wherein, upper brachium pontis power device and lower brachium pontis power device are for driving the three-phase circuit of peripheral hardware motor, and upper bridge
Arm power device and corresponding lower brachium pontis power device are open-minded when same time difference.
According to one embodiment of present invention, also include: the 7th power device IGBT7, the grid of the 7th power device IGBT7
Pole is connected to drive the PFCOUT interface of integrated unit (Driver IC as shown in Figure 1)；7th SiC schottky diode
D7, the negative electrode of the 7th SiC schottky diode D7 is connected to the drain electrode of the 7th power device IGBT7, the 7th carborundum Xiao Te
The anode of based diode D7 is connected to the source electrode of the 7th power device IGBT7；8th SiC schottky diode D8, the 8th carbon
The negative electrode of SiClx Schottky diode D8 is connected to the positive pole of the high-voltage power supply powered to inverse switch unit of peripheral hardware (such as Fig. 1 institute
The VCC1 shown will be connected to VCC2 by external circuit), the anode of the 8th SiC schottky diode D8 is connected to the 7th merit
The drain electrode of rate device IGBT7, wherein, the drain electrode of the 7th power device IGBT7 is connected to the DC power anode of peripheral hardware, the 7th merit
DC power cathode that the source electrode of rate device IGBT7 is connected to peripheral hardware and the negative pole of high-voltage power supply powered to inverse switch unit
(-VCC as shown in Figure 1 will be connected to U-, V-, W-by external circuit).
SPM according to an embodiment of the invention, connects by arranging the grid of the 7th power device IGBT7
To corresponding raster data model interface (the Driver IC as shown in Figure 1 driving integrated unit (Driver IC as shown in Figure 1)
PFCOUT interface), the negative electrode of the 7th SiC schottky diode D7 is connected to the drain electrode of the 7th power device IGBT7,
The anode of seven SiC schottky diode D7 is connected to the source electrode of the 7th power device IGBT7, the 8th silicon carbide schottky two
The negative electrode of pole pipe D8 is connected to the positive pole of the high-voltage power supply powered to inverse switch unit of peripheral hardware, and (VCC1 as shown in Figure 1 will lead to
Cross external circuit and be connected to VCC2), the anode of the 8th SiC schottky diode D8 is connected to the 7th power device IGBT7's
Drain electrode, as power factor (PF) alignment unit PFC (Power Factor Correction, PFC), is ensureing low-power consumption, low open-minded
The while of time and low current noise motor-driven, improve stability and the reliability of power.
According to one embodiment of present invention, the first power device IGBT1, the second power device IGBT2 and the 3rd power
The drain electrode of device IGBT3 is connected to the high-voltage power supply positive pole of peripheral hardware, the 4th power device IGBT4, the 5th power device IGBT5 and
The source electrode of the 6th power device IGBT6 is connected to the high-voltage power supply negative pole of peripheral hardware, and the source electrode of the first power device IGBT1 is connected to
The drain electrode of the 4th power device IGBT4, the source electrode of the second power device IGBT2 is connected to the drain electrode of the 5th power device IGBT5,
The source electrode of the 3rd power device IGBT3 is connected to the drain electrode of the 6th power device IGBT6, wherein, the first power device IGBT1's
Source electrode (U/VS1 as shown in Figure 1) is connected to the motor U interfaces of peripheral hardware, and the source electrode of the second power device IGBT2 is (such as Fig. 1 institute
The V/VS2 shown) it is connected to the motor V interfaces of peripheral hardware, the source electrode (W/VS3 as shown in Figure 1) of the 3rd power device IGBT3 is even
It is connected to the motor W interfaces of peripheral hardware.
SPM according to an embodiment of the invention, above-mentioned U interfaces, V interfaces and W interfaces are peripheral hardware
The three-phase drive interface of motor, therefore, provides the power drive scheme of a kind of low-power consumption and low noise for peripheral hardware motor.
According to one embodiment of present invention, raster data model interface (the HO1 interface of Drive IC as shown in Figure 1, HO2
Interface, HO3 interface, LO1 interface, LO2 interface, LO3 interface and PFCOUT interface) include that the first driving interface, the second driving connect
Mouth, the 3rd driving interface, 4 wheel driven mobile interface, the 5th driving interface, the 6th driving interface and the 7th drive interface, intelligent power
Module includes: the first resistance R1, and the grid and first being connected to the first power device IGBT1 drives between interface HO1, the second electricity
Resistance R2, the grid and second being connected to the second power device IGBT2 drives between interface HO2, and the 3rd resistance R3 is connected to the 3rd
The grid of power device IGBT3 and the 3rd drives between interface HO3, and the 4th resistance R4 is connected to the 4th power device IGBT4's
Between grid and 4 wheel driven mobile interface LO1, the 5th resistance R5, it is connected to grid and the 5th driving of the 5th power device IGBT5
Between interface LO2, the 6th resistance R6, the grid and the 6th being connected to the 6th power device IGBT6 drives between interface LO3, the
Seven resistance R7, the grid and the 7th being connected to the 7th power device IGBT7 drives between interface PFCOUT.
SPM according to an embodiment of the invention, by above-mentioned driving interface and the power device of corresponding sequence number
Arranging the resistance of corresponding sequence number between the grid of part, above-mentioned resistance determines service time, i.e. the least SPM of resistance
The rate of rise of operating current the biggest, namely service time is the least, and power consumption penalty is the least.
According to one embodiment of present invention, the first resistance R1, the second resistance R2, the 3rd resistance R3, the 4th resistance R4,
Five resistance R5, the Standard resistance range of the 6th resistance R6 and the 7th resistance R7 are 7.5～56 ohm.
SPM according to an embodiment of the invention, by arranging the first resistance R1, the second resistance R2, the 3rd electricity
Resistance R3, the 4th resistance R4, the 5th resistance R5, the Standard resistance range of the 6th resistance R6 and the 7th resistance R7 are 7.5～56 ohm, permissible
Reduce the power consumption of SPM and while service time, reduce current noise Irr.
Embodiment one:
According to one embodiment of present invention, the first resistance R1, the second resistance R2, the 3rd resistance R3, the 4th resistance R4,
Five resistance R5, the resistance of the 6th resistance R6 and the 7th resistance R7 are 7.5 ohm.
SPM according to an embodiment of the invention, by arranging the first resistance R1, the second resistance R2, the 3rd electricity
Resistance R3, the 4th resistance R4, the 5th resistance R5, the resistance of the 6th resistance R6 and the 7th resistance R7 are 7.5 ohm, can be by intelligence
The lower power consumption 50% of power model.
Embodiment two:
According to one embodiment of present invention, the first resistance R1, the second resistance R2, the 3rd resistance R3, the 4th resistance R4,
The resistance of five resistance R5 and the 6th resistance R6 is 7.5 ohm, and the resistance of the 7th resistance R7 is 20 ohm.
SPM according to an embodiment of the invention, by arranging the first resistance R1, the second resistance R2, the 3rd electricity
Resistance R3, the 4th resistance R4, the resistance of the 5th resistance R5 and the 6th resistance R6 are 7.5 ohm, and the resistance of the 7th resistance R7 is 20
Ohm, can be by the lower power consumption 30% of SPM.
Embodiment three:
According to one embodiment of present invention, the first resistance R1, the second resistance R2, the 3rd resistance R3, the 4th resistance R4,
Five resistance R5, the resistance of the 6th resistance R6 and the 7th resistance R7 are 56 ohm.
SPM according to an embodiment of the invention, by arranging the first resistance R1, the second resistance R2, the 3rd electricity
Resistance R3, the 4th resistance R4, the 5th resistance R5, the resistance of the 6th resistance R6 and the 7th resistance R7 are 56 ohm, can be by intelligence
The lower power consumption 20% of power model.
It addition, driving integrated unit Drive IC as shown in Figure 1 is additionally provided with interface and includes: power supply interface VSS interface and
VDD interface, U phase higher-pressure region power supply anode VB1, V phase higher-pressure region power supply anode VB2 and W phase higher-pressure region power supply
Anode VB3, U phase higher-pressure region power supply negative terminal VS1, V phase higher-pressure region power supply negative terminal VS2 and W phase higher-pressure region power supply
Negative terminal VS3, LIN1 interface, LIN2 interface and LIN3 interface are respectively used to drive LO1 interface, LO2 interface and LO3 interface, HIN1
Interface, HIN2 interface and HIN3 interface are respectively used to drive HO1 interface, HO2 interface and HO3 interface, and PFCIN interface is used for driving
PFCOUT interface, F/EN (being connected to the FLT/EN interface of peripheral hardware) is/Enable Pin that reports an error, and PFCTRIP interface is PFC overcurrent protection
Signal input part, ITRIP interface is the overcurrent protection signal input part of inverse switch unit.
Contrast in conjunction with Fig. 2 and Fig. 3 understands, as in figure 2 it is shown, in the work process of SPM in correlation technique
In, produce an overshoot current Irr1, the service time Δ t1 of SPM, and by reverse recovery diodes is arranged
For SiC schottky diode, as it is shown on figure 3, curve 301 characterizes the logical signal input voltage of SPM, curve
302 operating currents characterizing power device, curve 303 characterizes the running voltage of power device, and overshoot current Irr2 is less than Irr1,
And the rate of rise of curve 302 is more than the rate of rise of curve 202, namely service time Δ t1 is more than Δ t2, effectively simultaneously
Optimize service time and circuit noise Irr.
Fig. 4 shows the schematic block diagram of power electronic equipment according to an embodiment of the invention.
As shown in Figure 4, power electronic equipment 400 according to an embodiment of the invention, including: such as above-mentioned any one technical side
The SPM of case.
Power electronic equipment according to the abovementioned embodiments of the present invention, it is also possible to there is techniques below feature: according to this
A bright embodiment, power electronic equipment 400 is the electronic controller driving motor.
Fig. 5 shows the schematic block diagram of household electrical appliance according to an embodiment of the invention.
As it is shown in figure 5, household electrical appliance 500 according to an embodiment of the invention, including: such as above-mentioned any one technical scheme
Power electronic equipment 400.
Household electrical appliance 500 according to the abovementioned embodiments of the present invention, it is also possible to there is techniques below feature: according to the present invention
An embodiment, household electrical appliance 500 are air-conditioner, refrigerator, washing machine or electric fan.
Technical scheme is described in detail above in association with accompanying drawing, it is contemplated that correlation technique proposes, how to exist
While ensureing service time, reducing the technical problem of overshoot current, the present invention proposes a kind of SPM, Yi Zhong electricity
Power electronic installation and a kind of household electrical appliance, by being set to carborundum Xiao Te by the reverse recovery diodes in inverse switch unit
Based diode (hereinafter SiC diode), owing to SiC diode has minimum current noise Irr, therefore, is ensureing intelligence
Can have low-power consumption and while low service time by power model, the current noise Irr produced in drive circuit is the least, improves
The suitability of SPM, is particularly well-suited to the automatically controlled scheme with the transducer air conditioning of super low-power consumption requirement.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made any repaiies
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (13)
1. a SPM, it is characterised in that including:
Drive integrated unit；
Power factor correction unit；
Inverse switch unit, described inverse switch unit includes:
Three upper brachium pontis power devices and three lower brachium pontis power devices, between source electrode and the drain electrode of described upper brachium pontis power device
It is connected to first kind SiC schottky diode, between source electrode and the drain electrode of described lower brachium pontis power device, is connected to Equations of The Second Kind carbonization
Silicon Schotty diode, the grid of described three upper brachium pontis power devices and the grid of described three lower brachium pontis power devices are respectively
It is connected in described driving integrated unit the raster data model interface of correspondence.
SPM the most according to claim 1, it is characterised in that
Described three upper brachium pontis power devices include the first power device, the second power device and the 3rd power device, described three
Individual lower brachium pontis power device includes the 4th power device, the 5th power device and the 6th power device,
Described first kind SiC schottky diode includes the first SiC schottky diode, the second silicon carbide schottky two
Pole pipe and the 3rd SiC schottky diode, described Equations of The Second Kind SiC schottky diode includes the 4th silicon carbide schottky
Diode, the 5th SiC schottky diode and the 6th SiC schottky diode,
Wherein, the drain electrode of arbitrary described upper brachium pontis power device is connected to the first kind SiC schottky diode of corresponding sequence number
Negative electrode, the source electrode of arbitrary described upper brachium pontis power device is connected to the first kind SiC schottky diode of corresponding sequence number
Anode, the drain electrode of arbitrary described lower brachium pontis power device is connected to the moon of the Equations of The Second Kind SiC schottky diode of corresponding sequence number
Pole, the source electrode of arbitrary described lower brachium pontis power device is connected to the sun of the Equations of The Second Kind SiC schottky diode of corresponding sequence number
Pole.
SPM the most according to claim 1, it is characterised in that power factor correction unit includes:
7th power device, the grid of described 7th power device is connected in described driving integrated unit the raster data model of correspondence
Interface；
Described 7th SiC schottky diode, the negative electrode of described 7th SiC schottky diode is connected to the described 7th
The drain electrode of power device, the anode of described 7th SiC schottky diode is connected to the source electrode of described 7th power device；
8th SiC schottky diode, the negative electrode of described 8th SiC schottky diode be connected to peripheral hardware to inversion
The positive pole of the high-voltage power supply that switch element is powered, the anode of described 8th SiC schottky diode is connected to described 7th power
The drain electrode of device,
Wherein, the drain electrode of described 7th power device is connected to the DC power anode of peripheral hardware, the source of described 7th power device
DC power cathode that pole is connected to peripheral hardware and the negative pole of high-voltage power supply powered to inverse switch unit.
SPM the most according to claim 1, it is characterised in that
The drain electrode of described first power device, described second power device and described 3rd power device is connected to the height of peripheral hardware
Potential source positive pole, the source electrode of described 4th power device, the 5th power device and the 6th power device is connected to the high pressure of peripheral hardware
Source negative pole, the source electrode of described first power device is connected to the drain electrode of described 4th power device, described second power device
Source electrode is connected to the drain electrode of the 5th power device, and the source electrode of described 3rd power device is connected to the leakage of described 6th power device
Pole,
Wherein, the source electrode of described first power device is connected to the motor U interfaces of peripheral hardware, the source electrode of described second power device
Being connected to the motor V interfaces of peripheral hardware, the source electrode of described 3rd power device is connected to the motor W interfaces of peripheral hardware.
SPM the most according to any one of claim 1 to 4, it is characterised in that
Described raster data model interface include the first driving interface, second drive interface, the 3rd drive interface, 4 wheel driven mobile interface,
5th drives interface, the 6th driving interface and the 7th to drive interface, and described SPM includes:
First resistance, the grid and first being connected to described first power device drives between interface,
Second resistance, the grid and second being connected to described second power device drives between interface,
3rd resistance, the grid and the 3rd being connected to described 3rd power device drives between interface,
4th resistance, is connected between grid and the 4 wheel driven mobile interface of described 4th power device,
5th resistance, the grid and the 5th being connected to described 5th power device drives between interface,
6th resistance, the grid and the 6th being connected to described 6th power device drives between interface,
7th resistance, the grid and the 7th being connected to described 7th power device drives between interface.
SPM the most according to claim 5, it is characterised in that
Described first resistance, described second resistance, described 3rd resistance, described 4th resistance, described 5th resistance, the described 6th
The Standard resistance range of resistance and described 7th resistance is 7.5～56 ohm.
SPM the most according to claim 5, it is characterised in that
Described first resistance, described second resistance, described 3rd resistance, described 4th resistance, described 5th resistance, the described 6th
The resistance of resistance and described 7th resistance is 7.5 ohm.
SPM the most according to claim 5, it is characterised in that
Described first resistance, described second resistance, described 3rd resistance, described 4th resistance, described 5th resistance and described
The resistance of six resistance is 7.5 ohm, and the resistance of described 7th resistance is 20 ohm.
SPM the most according to claim 5, it is characterised in that
Described first resistance, described second resistance, described 3rd resistance, described 4th resistance, described 5th resistance, the described 6th
The resistance of resistance and described 7th resistance is 56 ohm.
10. a power electronic equipment, it is characterised in that including:
SPM as claimed in any one of claims 1-9 wherein.
11. power electronic equipments according to claim 10, it is characterised in that
Described power electronic equipment is the electronic controller driving motor.
12. 1 kinds of household electrical appliance, it is characterised in that including:
Including the power electronic equipment as described in claim 10 or 11.
13. household electrical appliance according to claim 12, it is characterised in that
Described household electrical appliance are air-conditioner, refrigerator, washing machine or electric fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610697313.6A CN106253732A (en) | 2016-08-19 | 2016-08-19 | SPM, power electronic equipment and air-conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610697313.6A CN106253732A (en) | 2016-08-19 | 2016-08-19 | SPM, power electronic equipment and air-conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106253732A true CN106253732A (en) | 2016-12-21 |
Family
ID=57593270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610697313.6A Pending CN106253732A (en) | 2016-08-19 | 2016-08-19 | SPM, power electronic equipment and air-conditioner |
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| Country | Link |
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| CN (1) | CN106253732A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108306541A (en) * | 2018-02-10 | 2018-07-20 | 广东美的制冷设备有限公司 | IPM modules and household electrical appliance |
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Application publication date: 20161221 |