CN107994765B - Intelligent power module - Google Patents
Intelligent power module Download PDFInfo
- Publication number
- CN107994765B CN107994765B CN201711466554.0A CN201711466554A CN107994765B CN 107994765 B CN107994765 B CN 107994765B CN 201711466554 A CN201711466554 A CN 201711466554A CN 107994765 B CN107994765 B CN 107994765B
- Authority
- CN
- China
- Prior art keywords
- circuit
- unit
- pfc
- driving unit
- power module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- H02M1/4208—Arrangements for improving power factor of AC input
- H02M1/425—Arrangements for improving power factor of AC input using a single converter stage both for correction of AC input power factor and generation of a high frequency AC output voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
- H02H7/122—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters
- H02H7/1225—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters responsive to internal faults, e.g. shoot-through
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Rectifiers (AREA)
Abstract
The present invention provides a kind of intelligent power module, including three-phase bridge driving unit, PFC analogue unit, PFC driving unit, function and protecting unit, three phase bridge circuit, rectifying bridge unit, lowering and stabilizing blood pressure unit, logical drive signal processor, PFC switch unit and alternating voltage detection unit.By integrated three-phase bridge driving unit, PFC analogue unit and PFC driving unit, intelligent power module is made to have power factor emendation function, realize the High Power Factor of intelligent power module, mitigates the burden of intelligent power module power grid when driving threephase load.
Description
Technical field
The present invention relates to capability correction technical fields, more particularly to a kind of intelligent power module.
Background technique
Intelligent power module is a kind of advanced device for power switching, generally comprises bridge arm driving element, lower bridge arm is driven
Dynamic component and HVIC (control of high voltage integrated circuit high drive) chip, for integrate overcurrent,
The detection functions such as overheat.Normally, the load for connecting intelligent power module is nonlinear load, power factor (Power
Factor) lower.Intelligent power module can not be corrected power factor, if the power factor of total system need to be improved,
It needs to increase circuit of power factor correction (Power Factor Correlation, PFC) in the periphery of intelligent power module, meeting
Lead to the increase of entire circuit complexity, system scale and cost.
Summary of the invention
Based on this, it is necessary to which the defect that can not carry out PFC for traditional intelligent power module provides one
Kind intelligent power module.
Technical solution provided by the present invention is as follows:
A kind of intelligent power module, including three-phase bridge driving unit, PFC analogue unit, PFC driving unit and function and protecting
It unit, three phase bridge circuit, rectifying bridge unit, lowering and stabilizing blood pressure unit, logical drive signal processor, PFC switch unit and exchanges
Voltage detection unit.
Three-phase bridge driving unit is separately connected PFC analogue unit, PFC driving unit, function and protecting unit and three-phase bridge electricity
Road.
Rectifying bridge unit connects lowering and stabilizing blood pressure unit for accessing AC alternating current.
Lowering and stabilizing blood pressure unit connects at three-phase bridge driving unit, PFC driving unit, three phase bridge circuit and logical drive signal
Manage device.
Logical drive signal processor connects three-phase bridge driving unit, PFC driving unit and function and protecting unit.
PFC switch unit connects PFC driving unit and rectifying bridge unit.
Alternating voltage detection unit connects rectifying bridge unit and logical drive signal processor, and for accessing AC exchange
Electricity.
The present invention provides a kind of intelligent power module, pass through integrated three-phase bridge driving unit, PFC analogue unit and PFC
Driving unit makes intelligent power module have power factor emendation function, realizes the High Power Factor of intelligent power module, mitigates
The burden of intelligent power module power grid when driving threephase load.
Detailed description of the invention
Fig. 1 is three-phase bridge drive circuit functionality function structure chart；
Fig. 2 is the circuit modular structure figure of three-phase bridge driving circuit；
Fig. 3 is the functional module structure figure of intelligent power module；
Fig. 4 is the circuit modular structure figure of intelligent power module；
Fig. 5 is the connection schematic diagram of IGBT switching tube array；
Fig. 6 is the functional block diagram of the intelligent power module of an embodiment；
Fig. 7 is the circuit modular structure figure of the intelligent power module of an embodiment；
Fig. 8 is the functional block diagram of the intelligent power module of another embodiment；
Fig. 9 is the partial circuit function structure chart of the intelligent power module of another embodiment.
Specific embodiment
Purpose, technical solution and technical effect for a better understanding of the present invention, below in conjunction with drawings and examples
Further explaining illustration is carried out to the present invention.State simultaneously, embodiments described below for explaining only the invention, not
For limiting the present invention.
In one embodiment, as shown in Figure 1, being three-phase bridge drive circuit functionality function structure chart, including three-phase bridge drives
Unit 10, PFC analogue unit 11, PFC driving unit 12 and function and protecting unit 13.
Three-phase bridge driving unit 10 is separately connected PFC analogue unit 11, PFC driving unit 12 and function and protecting unit 13.
Wherein, three-phase bridge driving unit 10 is for accessing bridge arm logical drive signal HINU, HINV and HINW, for connecing
Enter lower bridge arm logical drive signal LINU, LINV and LINW.
Wherein, three-phase bridge driving unit 10 is also used to connect three phase bridge circuit.
Three-phase bridge driving unit 10 is used to obtain three-phase bridge electricity according to upper bridge arm logical drive signal HINU, HINV and HINW
Upper bridge arm three-phase driving signal HOU, HOV and the HOW on road, for by upper bridge arm three-phase driving signal HOU, HOV and HOW export to
Three phase bridge circuit；It is also used to obtain the lower bridge arm of three phase bridge circuit according to lower bridge arm logical drive signal LINU, LINV and LINW
Three-phase driving signal LOU, LOV and LOW drive for exporting lower bridge arm three-phase driving signal LOU, LOV and LOW to three-phase bridge
Circuit.
Wherein, function and protecting unit 13 has PFC and three-phase bridge double protection, for detecting that PFC simulation is single
When member 11, PFC driving unit 12 or abnormal three-phase bridge driving unit 10, PFC analogue unit 11, PFC driving unit are simultaneously closed off
12 or three-phase bridge driving unit 10.
Three-phase bridge driving circuit provided in this embodiment simplifies three-phase bridge driving circuit and FPC functional circuit, with it is lower at
The driving of this realization three-phase bridge is integrated with PFC capability correction, to provide the function of capability correction for three-phase bridge driving circuit.
As shown in Fig. 2, being the circuit modular structure figure of three-phase bridge driving circuit, three-phase bridge driving unit 10 is believed including logic
Number receive circuit 101, upper bridge arm level translator 102, lower bridge arm level translator 103 and drive control device 104.Logical signal
It receives circuit 101 and drive control device 104 is connected by upper bridge arm level translator 102 and lower bridge arm level translator 103 respectively.
Wherein, logical signal receives circuit 101 and is used to access bridge arm logical drive signal HINU, HINV and HINW, on
Bridge arm logical drive signal HINU, HINV and HINW is obtained after upper bridge arm level translator 102 and drive control device 104
Bridge arm three-phase driving signal HOU, HOV and HOW drive control device 104 exports upper bridge arm three-phase driving signal HOU, HOV and HOW
To the upper bridge arm gate driving circuit of three phase bridge circuit.
Logical signal receives circuit 101 and is also used to access lower bridge arm logical drive signal LINU, LINV and LINW, lower bridge arm
Logical drive signal LINU, LINV and LINW obtains lower bridge arm after lower bridge arm level translator 103 and drive control device 104
Three-phase driving signal LOU, LOV and LOW, drive control device 104 by lower bridge arm three-phase driving signal LOU, LOV and LOW export to
The lower bridge arm gate driving circuit of three phase bridge circuit.
Wherein, it includes ground resistance R1 and Schmidt trigger that logical signal, which receives circuit 101,.
The input terminal of Schmidt trigger is for accessing bridge arm logical drive signal and lower bridge arm logical drive signal.It applies
The output end of schmitt trigger is separately connected bridge arm level translator and lower bridge arm level translator.
The input terminal of Schmidt trigger is grounded by the ground resistance R1.
Optionally, three-phase bridge driving unit 10 further includes delay circuit 105, and logical signal receives circuit 101 and passes through delay
Circuit 105 connects lower bridge arm level translator 103.
By delay circuit 105, it is poor in short-term to provide for upper bridge arm three-phase driving signal and lower bridge arm three-phase driving signal, keeps away
Exempt from upper bridge arm three-phase driving signal and lower bridge arm three-phase driving signal interferes with each other.
Optionally, three-phase bridge driving unit 10 further includes logical signal pretreatment circuit 106.
Logical signal receives circuit 101 and is separately connected upper bridge arm level translator by logical signal pretreatment circuit 106
102 and lower bridge arm level translator 103.
Circuit 106 is pre-processed by logical signal to pre-process upper bridge arm driving signal and lower bridge arm driving signal,
Such as signal input noise filtering, signal adaptive dead zone protection and short circuit protection.
Optionally, three-phase bridge driving unit 10 further includes under-voltage protecting circuit 107.
Upper bridge arm level translator 102 connects drive control device 104 by under-voltage protecting circuit 107.
By under-voltage protecting circuit 107, under-voltage protection is provided for upper bridge arm three-phase driving signal.
As shown in Fig. 2, PFC analogue unit 11 includes logic circuit 111, current detection circuit 112, compensation circuit 113, RS
Trigger 114, oscillator 115 and overvoltage crowbar 116 and voltage error amplifier 117.
Logic circuit 111 is separately connected current detection circuit 112, compensation circuit 113, rest-set flip-flop 114 and overvoltage protection
Circuit 116；
Compensation circuit 113 is separately connected current detection circuit 112 and voltage error amplifier 117；
Rest-set flip-flop 114 connects the oscillator 115.
PFC analogue unit 11 provided in this embodiment makes three-phase by each modular circuit inside PFC analogue unit 11
The output voltage of bridge driving circuit is consistent with the output waveform of electric current, improves the input power factor of three-phase bridge driving circuit, makes
Power factor is greater than 0.9.
Wherein, compensation circuit 113 includes current loop compensation circuit 1131 and voltage loop compensation circuit 1132.
Current detection circuit 112 connects voltage loop compensation circuit 1132, voltage by current loop compensation circuit 1131
Loop compensation circuit 1132 connects rest-set flip-flop 114.
The compensation to circuit loop is realized by current loop compensation circuit 1131, and voltage loop compensation circuit 1132 is real
Now to the compensation of voltage loop.
As shown in Fig. 2, PFC driving unit 12 includes logical signal input trigger 121, AND gate 122 and grid
Pole driving circuit 123.
AND gate 122 is separately connected logical signal input trigger 121 and gate driving circuit 123.
PFC driving unit 12 provided in this embodiment is opened by IGBT of the gate driving circuit 123 into three phase bridge circuit
The grid output drive signal of pipe is closed, to realize the capability correction to whole drive system.
As shown in Fig. 2, function and protecting unit 13 includes enabled input circuit 131, failure output circuit 132, current detecting
Circuit 133, recovery time initialization circuit 134 and logic comparator circuit 135.
Logic comparator circuit 135 is separately connected enabled input circuit 131, failure output circuit 132, current detection circuit
133 and recovery time initialization circuit 134.Wherein, current detection circuit 133 plays overcurrent protection to each circuit and each device and makees
With, including inverter overcurrent protection and PFC overcurrent protection.
There is exception in three-phase bridge driving circuit by internal each module in function and protecting unit 13 provided in this embodiment
When, three-phase bridge driving unit 10, PFC analogue unit 11, PFC driving unit 12 are turned off, realizes the protection to circuit.
In one embodiment, as shown in figure 3, being the functional module structure figure of intelligent power module, including three-phase bridge driving
Unit 10, PFC analogue unit 11, PFC driving unit 12 and function and protecting unit 13 and three phase bridge circuit 14.
Three-phase bridge driving unit 10 connects three phase bridge circuit 14.
As shown in figure 4, being the circuit modular structure figure of intelligent power module, three phase bridge circuit 14 includes IGBT switching tube battle array
Column 141 and certainly floating circuit 142
Three-phase bridge driving unit 10, from floating circuit 142, is used for by the connection of IGBT switching tube array 141 from floating circuit 142
Connect threephase load.
Wherein, IGBT switching tube array 141 includes three upper bridge arm IGBT switching tubes and three lower bridge arm IGBT switching tubes.
As shown in figure 5, being the connection schematic diagram of IGBT switching tube array, the emitter of upper bridge arm IGBT switching tube connects lower bridge arm IGBT
The collector of switching tube, while the emitter of upper bridge arm IGBT switching tube is for connecting threephase load, i.e., U, V of threephase load and
The end W.Meanwhile the grid of upper bridge arm IGBT switching tube is respectively used to access bridge arm three-phase driving signal HOU, HOV and HOW.Under
The grid of bridge arm IGBT switching tube is respectively used to access lower bridge arm three-phase driving signal LOU, LOV and LOW.
Intelligent power module provided by the present embodiment, by integrating three-phase bridge driving unit 10,11 and of PFC analogue unit
PFC driving unit 12, makes intelligent power module have power factor emendation function, realize the high power of intelligent power module because
Number, makes intelligent power module mitigate the burden of power grid when driving threephase load.
In one embodiment, as shown in fig. 6, being the functional block diagram of the intelligent power module of an embodiment, including three-phase
Bridge driving unit 10, PFC analogue unit 11, PFC driving unit 12 and function and protecting unit 13, three phase bridge circuit 14, rectifier bridge
Unit 15, lowering and stabilizing blood pressure unit 16, logical drive signal processor 17 and PFC switch unit 18.
Rectifying bridge unit 15 connects lowering and stabilizing blood pressure unit 16 for accessing AC alternating current.
Lowering and stabilizing blood pressure unit 16 connects three-phase bridge driving unit 10, PFC driving unit 12, three phase bridge circuit 14 and logic and drives
Dynamic signal processor 17.
Logical drive signal processor 17 connects three-phase bridge driving unit 10, PFC driving unit 12 and function and protecting unit
13。
PFC switch unit 18 connects PFC driving unit 12 and rectifying bridge unit 15.
As shown in fig. 7, the circuit modular structure figure of the intelligent power module for an embodiment, rectifying bridge unit 15 accesses AC
AC AC rectification is DC direct current by alternating current, rectifying bridge unit 15.15 output end of rectifying bridge unit connects lowering and stabilizing blood pressure list
Member 16, lowering and stabilizing blood pressure unit 16 are three-phase bridge driving unit 10, PFC driving unit 12, three phase bridge circuit 14 and logical drive letter
Number processor 17 provides power supply output.The output end of logical drive signal processor 17 be separately connected three-phase bridge driving unit 10,
PFC driving unit 12 and function and protecting unit 13.
Intelligent power module provided by the present embodiment, by integrating three-phase bridge driving unit 10,11 and of PFC analogue unit
PFC driving unit 12, makes intelligent power module have power factor emendation function, realize the high power of intelligent power module because
Number, makes intelligent power module mitigate the burden of power grid when driving threephase load.
In one embodiment, as shown in figure 8, the functional block diagram of the intelligent power module for another embodiment, including three
Phase bridge driving unit 10, PFC analogue unit 11, PFC driving unit 12 and function and protecting unit 13, three phase bridge circuit 14, rectification
Bridge unit 15, lowering and stabilizing blood pressure unit 16, logical drive signal processor 17, PFC switch unit 18 and alternating voltage detection unit
19。
Rectifying bridge unit 15 connects lowering and stabilizing blood pressure unit 16 for accessing AC alternating current.
Lowering and stabilizing blood pressure unit 16 connects three-phase bridge driving unit 10, PFC driving unit 12, three phase bridge circuit 14 and logic and drives
Dynamic signal processor 17.
Logical drive signal processor 17 connects three-phase bridge driving unit 10, PFC driving unit 12 and function and protecting unit
13。
PFC switch unit 18 connects PFC driving unit 12 and rectifying bridge unit 15.
Alternating voltage detection unit 19 connects rectifying bridge unit 15 and logical drive signal processor 17, and for accessing AC
Alternating current.
Optionally, PFC uses active booster circuit in the present embodiment, to realize higher power factor.
As shown in figure 9, the partial circuit function structure chart of the intelligent power module for another embodiment, rectifying bridge unit 15
AC alternating current is accessed, AC AC rectification is DC direct current by rectifying bridge unit 15.The connection decompression of 15 output end of rectifying bridge unit
Voltage regulation unit 16, lowering and stabilizing blood pressure unit 16 are three-phase bridge driving unit 10, PFC driving unit 12, three phase bridge circuit 14 and logic
Driving signal processor 17 provides power supply output.It is single that the output end of logical drive signal processor 17 is separately connected three-phase bridge driving
Member 10, PFC driving unit 12 and function and protecting unit 13.
Wherein, PFC driving unit 12 can cooperate PFC analogue unit 11 to work, and external drive signal can also be cooperated independent
It uses.
PFC driving unit 12 can cooperate PFC analogue unit 11 to work, and be as the PFC driving unit built in three phase bridge circuit
Simulation control included inside circuit is realized with PFC analogue unit.
When PFC driving unit 12 and inside PFC analogue unit 11 are used cooperatively, it need to will only be driven outside PFC driving unit 12
Dynamic signal port is hanging, ground resistance built in 12 external drive signal input port of PFC driving unit, no signal when hanging
The simulation control of PFC is realized in output.
PFC driving unit 12 cooperates external drive signal to be used alone, and is as the PFC driving unit built in three phase bridge circuit
The digital signal that 12 response externals provide is realized digital control.
, only need to be hanging by 11 external function foot of PFC analogue unit when being used cooperatively with external drive signal, own
Inside all built-in ground resistance cooperation of 11 function foot of PFC analogue unit with door, PFC analogue unit 11 when function foot is hanging
No signal number output, realizes that PFC's is digital control.
Intelligent power module provided by the present embodiment, by integrating three-phase bridge driving unit 10,11 and of PFC analogue unit
PFC driving unit 12, makes intelligent power module have power factor emendation function, realize the high power of intelligent power module because
Number, makes intelligent power module mitigate the burden of power grid when driving threephase load.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
Only several embodiments of the present invention are expressed for above embodiments, and the description thereof is more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art, In
Under the premise of not departing from present inventive concept, various modifications and improvements can be made, and these are all within the scope of protection of the present invention.
Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of intelligent power module, which is characterized in that including three-phase bridge driving unit, PFC analogue unit, PFC driving unit
With function and protecting unit, three phase bridge circuit, rectifying bridge unit, lowering and stabilizing blood pressure unit, logical drive signal processor, PFC switch
Unit and alternating voltage detection unit；
The three-phase bridge driving unit is separately connected the PFC analogue unit, the PFC driving unit, the function and protecting list
The first and described three phase bridge circuit；
The rectifying bridge unit connects the lowering and stabilizing blood pressure unit for accessing AC alternating current；
The lowering and stabilizing blood pressure unit connects the three-phase bridge driving unit, the PFC driving unit, the three phase bridge circuit and institute
State logical drive signal processor；
The logical drive signal processor connects the three-phase bridge driving unit, the PFC driving unit and the function and protects
Protect unit；
The PFC switch unit connects the PFC driving unit and the rectifying bridge unit；
The alternating voltage detection unit connects the rectifying bridge unit and the logical drive signal processor, and for accessing
AC alternating current.
2. intelligent power module according to claim 1, which is characterized in that the three-phase bridge driving unit includes logic letter
Number receive circuit, upper bridge arm level translator, lower bridge arm level translator and drive control device；
The logical signal receives circuit and is connected respectively by the upper bridge arm level translator and the lower bridge arm level translator
Connect the drive control device.
3. intelligent power module according to claim 2, which is characterized in that it includes ground connection that the logical signal, which receives circuit,
Resistance and Schmidt trigger；
The input terminal of the Schmidt trigger passes through the ground resistance earth.
4. intelligent power module according to claim 2, which is characterized in that the three-phase bridge driving unit further includes delay
Circuit；
The logical signal receives circuit and connects the lower bridge arm level translator by the delay circuit.
5. intelligent power module according to claim 2, which is characterized in that the three-phase bridge driving unit further includes logic
Signal pre-processing circuit；
The logical signal receives circuit and is separately connected upper bridge arm level translator and lower bridge by logical signal pretreatment circuit
Arm level translator.
6. intelligent power module according to claim 2, which is characterized in that the three-phase bridge driving unit further includes under-voltage
Protect circuit；
The upper bridge arm level translator connects drive control device by under-voltage protecting circuit.
7. intelligent power module according to claim 1, which is characterized in that the PFC analogue unit include logic circuit,
Current detection circuit, compensation circuit, rest-set flip-flop, oscillator and overvoltage crowbar and voltage error amplifier；
The logic circuit is separately connected the current detection circuit, the compensation circuit, the rest-set flip-flop and the over-voltage
Protect circuit；
The compensation circuit is separately connected the current detection circuit and the voltage error amplifier；
The rest-set flip-flop connects the oscillator.
8. intelligent power module according to claim 7, which is characterized in that the compensation circuit includes current loop compensation
Circuit and voltage loop compensation circuit；
The current detection circuit connects the voltage loop compensation circuit, the voltage by the current loop compensation circuit
Loop compensation circuit connects the rest-set flip-flop.
9. intelligent power module according to claim 1, which is characterized in that the PFC driving unit includes logical signal
Input trigger, AND gate and gate driving circuit；
The AND gate is separately connected the logical signal input trigger and the gate driving circuit.
10. intelligent power module according to claim 1, which is characterized in that the function and protecting unit is defeated including enabling
Enter circuit, failure output circuit, current detection circuit, recovery time initialization circuit and logic comparator circuit；
The logic comparator circuit is separately connected the enabled input circuit, the failure output circuit, current detecting electricity
Road and the recovery time initialization circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711466554.0A CN107994765B (en) | 2017-12-28 | 2017-12-28 | Intelligent power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711466554.0A CN107994765B (en) | 2017-12-28 | 2017-12-28 | Intelligent power module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107994765A CN107994765A (en) | 2018-05-04 |
| CN107994765B true CN107994765B (en) | 2019-11-29 |
Family
ID=62043149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711466554.0A Active CN107994765B (en) | 2017-12-28 | 2017-12-28 | Intelligent power module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107994765B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110601581A (en) * | 2018-06-13 | 2019-12-20 | 重庆美的制冷设备有限公司 | Intelligent power module, electric control device and air conditioner |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010037395A (en) * | 1999-10-16 | 2001-05-07 | 구자홍 | inverter air conditioner control Method and apparatus |
| CN202111629U (en) * | 2011-06-30 | 2012-01-11 | 山东朗进科技股份有限公司 | Universal intelligent power module |
| CN202135044U (en) * | 2011-07-05 | 2012-02-01 | 广东美的电器股份有限公司 | Composite power module of intelligent frequency conversion |
| CN105322822A (en) * | 2015-11-30 | 2016-02-10 | 重庆美的制冷设备有限公司 | Intelligent power module and air conditioner |
| CN106849729A (en) * | 2017-03-23 | 2017-06-13 | 广东美的制冷设备有限公司 | SPM and air-conditioner |
-
2017
- 2017-12-28 CN CN201711466554.0A patent/CN107994765B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010037395A (en) * | 1999-10-16 | 2001-05-07 | 구자홍 | inverter air conditioner control Method and apparatus |
| CN202111629U (en) * | 2011-06-30 | 2012-01-11 | 山东朗进科技股份有限公司 | Universal intelligent power module |
| CN202135044U (en) * | 2011-07-05 | 2012-02-01 | 广东美的电器股份有限公司 | Composite power module of intelligent frequency conversion |
| CN105322822A (en) * | 2015-11-30 | 2016-02-10 | 重庆美的制冷设备有限公司 | Intelligent power module and air conditioner |
| CN106849729A (en) * | 2017-03-23 | 2017-06-13 | 广东美的制冷设备有限公司 | SPM and air-conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107994765A (en) | 2018-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108092521B (en) | Intelligent power module | |
| CN202167837U (en) | PFC (Power Factor Correction) overcurrent protection circuit and air conditioner using same | |
| CN202856607U (en) | Control circuit and switching converter | |
| CN106961094B (en) | The system of input undervoltage and overvoltage protection is provided for supply convertor | |
| CN109412117A (en) | A kind of protection circuit against input over-voltage | |
| CN104917411B (en) | The AC-DC control chip of a kind of single-stage height PFC and switching power circuit | |
| CN103913626B (en) | A kind of AC dump warning circuit for preventing direct current input from alerting by mistake | |
| CN107994765B (en) | Intelligent power module | |
| CN110784095A (en) | High-efficiency switching power supply circuit and LED display screen | |
| CN106028557A (en) | LED constant current driving circuit with high power factor and low total harmonic distortion | |
| CN109617429A (en) | Voltage converter ic, high pressure BUCK converter and control method | |
| CN207427014U (en) | A kind of integral control circuit of brshless DC motor | |
| CN208272849U (en) | Three-phase axle driving system and intelligent power module | |
| CN101656467B (en) | Power factor correcting circuit of part of active power supplies | |
| CN209562148U (en) | A kind of IPM overcurrent and thermal-shutdown circuit | |
| CN208158100U (en) | A kind of output overvoltage protection circuit and the power supply comprising the circuit | |
| CN103973198B (en) | Electric motor car three-phase half-bridge motor drive circuit with multipath voltage regulation output | |
| CN106329957B (en) | Electric tool and its control method | |
| CN109039094A (en) | A kind of intelligent power module | |
| CN107041040B (en) | A kind of simplex winding LED drive circuit and LED drive device | |
| CN207399162U (en) | Intelligent switch | |
| CN206575148U (en) | Overvoltage crowbar and LED drive device | |
| JP2002010497A (en) | System-linked inverter | |
| CN205961504U (en) | Low total harmonic distortion's of high power factor LED constant -current drive circuit | |
| CN207473536U (en) | A kind of vehicle device tablet automatic switching circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |