CN111817593A - Intelligent power module frequency conversion controller - Google Patents

Intelligent power module frequency conversion controller Download PDF

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Publication number
CN111817593A
CN111817593A CN202010735468.0A CN202010735468A CN111817593A CN 111817593 A CN111817593 A CN 111817593A CN 202010735468 A CN202010735468 A CN 202010735468A CN 111817593 A CN111817593 A CN 111817593A
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CN
China
Prior art keywords
tube
hvic
phase
igbt
power module
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Pending
Application number
CN202010735468.0A
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Chinese (zh)
Inventor
冯锴雄
杨忠添
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Guangdong Huixin Semiconductor Co Ltd
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Guangdong Huixin Semiconductor Co Ltd
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Priority to CN202010735468.0A priority Critical patent/CN111817593A/en
Publication of CN111817593A publication Critical patent/CN111817593A/en
Pending legal-status Critical Current

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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
    • H02M7/493—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 the static converters being arranged for operation in parallel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • 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
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • 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
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
    • 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
    • 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
    • H02M7/53871—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 with automatic control of output voltage or current
    • H02M7/53873—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 with automatic control of output voltage or current with digital control
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
    • H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
    • H02P5/74—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more ac dynamo-electric motors
    • 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
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/30—Wind power

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Inverter Devices (AREA)

Abstract

The invention discloses an intelligent power module frequency conversion controller, which comprises: the device comprises a first HVIC tube, a plurality of second HVIC tubes, a first three-phase bridge type inverter circuit, a plurality of second three-phase bridge type inverter circuits, a three-phase rectifier bridge circuit and a microcontroller, wherein the devices are packaged into a whole, the microcontroller is connected with the first three-phase bridge type inverter circuit through the first HVIC tube, the microcontroller is respectively connected with the second three-phase bridge type inverter circuits through the second HVIC tubes, the first HVIC tube and the first three-phase bridge type inverter circuit are used for driving a compressor, and the second HVIC tubes and the second three-phase bridge type inverter circuits are used for driving a plurality of fans. Aiming at the current scheme of a household air conditioner frequency conversion one-driving-multiple air conditioner, the invention packages a three-phase rectifier, a compressor IPM, three fans IPM and a microcontroller into a whole, simplifies the packaging process flow and saves the equipment cost.

Description

Intelligent power module frequency conversion controller
Technical Field
The invention relates to the technical field of power semiconductors, in particular to an intelligent power module variable frequency controller.
Background
An intelligent Power module, i.e. an ipm (intelligent Power module), is a Power driving product combining Power electronics and integrated circuit technology, is applied to variable frequency motor servo driving, and is widely applied to variable frequency control of household appliances. The intelligent power module integrates a power switch device and a high-voltage driving circuit, and even has fault detection circuits such as overvoltage, overcurrent and overheat.
In the current scheme of a frequency conversion one-driving-multiple air conditioner type of a household air conditioner, an outdoor main control PCB is at least used above 2 fan drive IPM modules, in the traditional scheme, a rectifier bridge, an MCU, a fan drive IPM module, a compressor drive IPM module and a PFC module of a household electrical appliance frequency conversion controller system are all formed by discrete chip devices, the number of the devices is large, the occupied PCB area is large, the miniaturization of the main control board is not facilitated, the space of a cavity of an external machine of the air conditioner is large, and the cost is high.
Disclosure of Invention
Aiming at solving the technical problems that in the prior art, the number of devices of a household appliance frequency conversion controller system is large, and the occupied area of a PCB (printed circuit board) is large, the invention provides the intelligent power module frequency conversion controller, aiming at the current scheme of a household air conditioner frequency conversion one-driving-more air conditioner type, a three-phase rectifier, a compressor IPM, three fan IPMs and a microcontroller are packaged into a whole, so that the packaging process flow is simplified, and the equipment cost is saved.
Specifically, the present invention provides an intelligent power module frequency conversion controller, including: the device comprises a first HVIC tube, a plurality of second HVIC tubes, a first three-phase bridge inverter circuit, a plurality of second three-phase bridge inverter circuits, a three-phase rectifier bridge circuit and a microcontroller, wherein the devices are packaged into a whole, the microcontroller is connected with the first three-phase bridge inverter circuit through the first HVIC tube, the microcontroller is respectively connected with the second three-phase bridge inverter circuits through the second HVIC tubes, the first HVIC tube and the first three-phase bridge inverter circuit are used for driving a compressor, and the second HVIC tubes and the second three-phase bridge inverter circuits are used for driving a plurality of fans.
Furthermore, the VDD terminal of the first HVIC transistor is connected to the VDD terminals of the second HVIC transistors and serves as the positive terminal of the low-voltage power supply of the intelligent power module frequency conversion controller, and the VSS terminal of the first HVIC transistor is connected to the VSS terminals of the second HVIC transistors and the ground terminal of the microcontroller and serves as the negative terminal of the low-voltage power supply of the intelligent power module frequency conversion controller.
Further, the first three-phase bridge inverter circuit comprises a first IGBT tube, a second IGBT tube, a third IGBT tube, a fourth IGBT tube, a fifth IGBT tube, a sixth IGBT tube, a first FRD tube, a second FRD tube, a third FRD tube, a fourth FRD tube, a fifth FRD tube, a sixth FRD tube, a first driving resistor, a second driving resistor, a third driving resistor, a fourth driving resistor, a fifth driving resistor and a sixth driving resistor, wherein a collector of the first IGBT tube is connected with a cathode of the first FRD tube, a collector of the second IGBT tube, a cathode of the second FRD tube, a collector of the third IGBT tube and a cathode of the third FRD tube and serves as a high-voltage input end of the intelligent power module frequency conversion controller, an emitter of the first IGBT tube is connected with an anode of the first FRD tube, a collector of the fourth IGBT tube, a cathode of the fourth FRD tube and a cathode of the first FRD tube and serves as a negative end 1 of the intelligent power module frequency conversion power supply control unit, the emitter of the second IGBT tube is connected with the anode of the second FRD tube, the collector of the fifth IGBT tube, the cathode of the fifth FRD tube and the VS2 end of the first HVIC tube and serves as the V-phase high-voltage area power supply negative end of the intelligent power module frequency conversion controller, the emitter of the third IGBT tube is connected with the anode of the third FRD tube, the collector of the sixth IGBT tube, the cathode of the sixth FRD tube and the VS3 end of the first HVIC tube and serves as the W-phase high-voltage area power supply negative end of the intelligent power module frequency conversion controller, the emitter of the fourth IGBT tube is connected with the anode of the fourth FRD tube and serves as the U-phase low-voltage reference end of the intelligent power module frequency conversion controller, the emitter of the fifth IGBT tube is connected with the anode of the fifth FRD tube and serves as the V-phase low-voltage reference end of the intelligent power module frequency conversion controller, and the emitter of the sixth IGBT tube is connected with the anode of the sixth FRD tube and serves as the intelligent power module frequency conversion controller The grid electrode of the first IGBT tube is connected to the output end of the U-phase high-voltage area of the first HVIC tube through the first driving resistor, the grid electrode of the second IGBT tube is connected to the output end of the V-phase high-voltage area of the first HVIC tube through the second driving resistor, the grid electrode of the third IGBT tube is connected to the output end of the W-phase high-voltage area of the first HVIC tube through the third driving resistor, the grid electrode of the fourth IGBT tube is connected to the output end of the U-phase low-voltage area of the first HVIC tube through the fourth driving resistor, the grid electrode of the fifth IGBT tube is connected to the output end of the V-phase low-voltage area of the first HVIC tube through the fifth driving resistor, and the grid electrode of the sixth IGBT tube is connected to the output end of the W-phase low-voltage area of the first HVIC tube through the sixth driving resistor.
Furthermore, the HIN1 end of the first HVIC tube is connected to the U-phase upper arm control end of the microcontroller, the HIN2 end of the first HVIC tube is connected to the V-phase upper arm control end of the microcontroller, the HIN3 end of the first HVIC tube is connected to the W-phase upper arm control end of the microcontroller, the LIN1 end of the first HVIC tube is connected to the U-phase lower arm control end of the microcontroller, the LIN2 end of the first HVIC tube is connected to the V-phase lower arm control end of the microcontroller, the LIN3 end of the first HVIC tube is connected to the W-phase lower arm control end of the microcontroller, the PFCIN end of the first HVIC tube is connected to the PFC control end of the microcontroller, the FAULT hvhvt end of the first HVIC tube is connected to the FAULT control end of the microcontroller, the itc end of the first HVIC tube is connected to the current detection end of the microcontroller, and the in end of the first HVIC tube is connected to the pull-up power supply control module of the first HVIC power supply resistor, a first filter capacitor is connected between an RCIN end and a VSS end of the first HVIC tube, a second filter capacitor is connected between a VDD end and a VSS end of the first HVIC tube, a VB1 end of the first HVIC tube is used as a positive end of a U-phase high-voltage region power supply source of the intelligent power module frequency conversion controller, a VB2 end of the first HVIC tube is used as a positive end of a V-phase high-voltage region power supply source of the intelligent power module frequency conversion controller, a VB3 end of the first HVIC tube is used as a positive end of a W-phase high-voltage region power supply source of the intelligent power module frequency conversion controller, a first bootstrap capacitor is connected between the positive end of the U-phase high-voltage region power supply source of the intelligent power module frequency conversion controller and the negative end of the U-phase high-voltage region power supply source, and a second bootstrap capacitor is connected between the positive end of the V-phase high-voltage region power supply source of the intelligent power module frequency conversion controller and the negative end, and a third bootstrap capacitor is connected between the positive end of the W-phase high-voltage area power supply and the negative end of the W-phase high-voltage area power supply of the intelligent power module frequency conversion controller.
Further, the second three-phase bridge inverter circuit includes a seventh IGBT, an eighth IGBT, a ninth IGBT, a tenth IGBT, an eleventh IGBT, a twelfth IGBT, a seventh FRD, an eighth FRD, a ninth FRD, a tenth FRD, an eleventh FRD, a twelfth FRD, a seventh driving resistor, an eighth driving resistor, a ninth driving resistor, a tenth driving resistor, an eleventh driving resistor, and a twelfth driving resistor, a collector of the seventh IGBT is connected to a cathode of the seventh FRD, a collector of the eighth IGBT, a cathode of the eighth FRD, a collector of the ninth IGBT, and a cathode of the ninth FRD and serves as a high voltage input terminal of the intelligent power module inverter, an emitter of the seventh IGBT is connected to an anode of the seventh FRD, a collector of the tenth IGBT, a cathode of the tenth FRD, and a cathode of the second HVIC and serves as a high voltage control terminal 1 of the intelligent power module inverter, and serves as a high voltage control terminal of the intelligent power module inverter A zone power supply negative terminal, wherein an emitter of the eighth IGBT tube is connected to an anode of the eighth FRD tube, a collector of the eleventh IGBT tube, a cathode of the eleventh FRD tube, and a VS2 terminal of the second HVIC tube and serves as a fan V-phase high-voltage zone power supply negative terminal of the smart power module inverter controller, an emitter of the ninth IGBT tube is connected to an anode of the ninth FRD tube, a collector of the twelfth IGBT tube, a cathode of the twelfth FRD tube, and a VS3 terminal of the second HVIC tube and serves as a fan W-phase high-voltage zone power supply negative terminal of the smart power module inverter controller, an emitter of the tenth IGBT tube is connected to an anode of the tenth FRD tube and serves as a fan U-phase low-voltage reference terminal of the smart power module inverter controller, and an emitter of the eleventh IGBT tube is connected to an anode of the eleventh FRD tube and serves as a fan V-phase low-voltage reference terminal of the smart power module inverter controller, an emitter of the twelfth IGBT tube is connected with an anode of the twelfth FRD tube and is used as a W-phase low-voltage reference end of the fan of the intelligent power module frequency conversion controller, the grid electrode of the seventh IGBT tube is connected with the output end of the U-phase high-voltage area of the second HVIC tube through the seventh driving resistor, the grid electrode of the eighth IGBT tube is connected with the output end of the V-phase high-voltage area of the second HVIC tube through the eighth driving resistor, the grid electrode of the ninth IGBT tube is connected with the output end of the W-phase high-voltage area of the second HVIC tube through the ninth driving resistor, the grid electrode of the tenth IGBT tube is connected with the output end of the U-phase low-voltage area of the second HVIC tube through the tenth driving resistor, the grid electrode of the eleventh IGBT tube is connected with the V-phase low-voltage area output end of the second HVIC tube through the eleventh driving resistor, and the grid electrode of the twelfth IGBT tube is connected to the W-phase low-voltage region output end of the second HVIC tube through the twelfth driving resistor.
Furthermore, the HIN1 end of the second HVIC pipe is connected with the upper bridge arm control end of the U-phase fan of the microcontroller, the HIN2 end of the second HVIC pipe is connected with the upper bridge arm control end of the V-phase fan of the microcontroller, the HIN3 end of the second HVIC pipe is connected with the upper bridge arm control end of the W-phase fan of the microcontroller, the LIN1 end of the second HVIC pipe is connected with the lower bridge arm control end of the U-phase fan of the microcontroller, the LIN2 end of the second HVIC pipe is connected with the lower bridge arm control end of the V-phase fan of the microcontroller, the LIN3 end of the second HVIC pipe is connected with the lower bridge arm control end of the W-phase fan of the microcontroller, the ITRIP end of the second HVIC pipe is connected with the fan current detection end of the microcontroller, the FLT/EN end of the second HVIC pipe is connected with the fan fault enabling end of the microcontroller, and the RCIN end of the second HVIC pipe is connected with the low-voltage frequency conversion power supply area of the intelligent power supply control module, a third filter capacitor is connected between the RCIN end and the VSS end of the second HVIC pipe, a fourth filter capacitor is connected between the VDD end and the VSS end of the second HVIC pipe, the VB1 end of the second HVIC pipe is used as the positive end of the power supply source of the U-phase high-voltage area of the fan of the intelligent power module frequency conversion controller, the VB2 end of the second HVIC pipe is used as the positive end of the power supply source of the V-phase high-voltage area of the fan of the intelligent power module frequency conversion controller, the VB3 end of the second HVIC pipe is used as the positive end of the power supply source of the W-phase high-voltage area of the fan of the intelligent power module frequency conversion controller, a fourth self-lifting capacitor is connected between the positive end of the power supply source of the U-phase high-voltage area of the fan of the intelligent power module frequency conversion controller and the negative end of the bootstrap power supply source of the U-phase high-voltage area of the fan, and a fifth self-lifting capacitor is connected between the positive end of the, and a sixth bootstrap capacitor is connected between the positive end of the power supply for the W-phase high-voltage area of the fan of the intelligent power module frequency conversion controller and the negative end of the power supply for the W-phase high-voltage area of the fan.
Furthermore, the power supply end of the microcontroller serves as the power supply end of the intelligent power module frequency conversion controller, and the reserved ends of the microcontroller serve as the reserved ends of the intelligent power module frequency conversion controller.
Further, a direct current positive end of the three-phase rectifier bridge circuit serves as a direct current positive end of the intelligent power module frequency conversion controller, a direct current negative end of the three-phase rectifier bridge circuit serves as a direct current negative end of the intelligent power module frequency conversion controller, a first alternating current end of the three-phase rectifier bridge circuit serves as a first alternating current end of the intelligent power module frequency conversion controller, a second alternating current end of the three-phase rectifier bridge circuit serves as a second alternating current end of the intelligent power module frequency conversion controller, and a third alternating current end of the three-phase rectifier bridge circuit serves as a third alternating current end of the intelligent power module frequency conversion controller.
The invention has the beneficial effects that: aiming at the current scheme of a household air conditioner frequency conversion one-driving-multiple air conditioner type, a three-phase rectifier, a compressor IPM, three fans IPM and a microcontroller are packaged into a whole, so that the packaging process flow is simplified, and the equipment cost is saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
Fig. 1 is a circuit schematic of the present invention.
The objectives, features, and advantages of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Examples
Referring to fig. 1, the present invention provides an intelligent power module frequency conversion controller 001, including: the Integrated Circuit comprises an HVIC (high voltage Integrated Circuit) tube 002, an HVIC tube 003, an HVIC tube 004, an HVIC tube 005, a first three-phase bridge inverter Circuit, a second three-phase bridge inverter Circuit, a third three-phase bridge inverter Circuit, a fourth three-phase bridge inverter Circuit, a three-phase rectifier bridge Circuit 006 and a microcontroller 007, wherein the devices are packaged into a whole, the microcontroller 007 is connected with the first three-phase bridge inverter Circuit through the HVIC tube 002, the microcontroller 007 is connected with the second three-phase bridge inverter Circuit through the HVIC tube 003, the microcontroller 007 is connected with the third three-phase bridge inverter Circuit through the HVIC tube 004, and the microcontroller 007 is connected with the fourth three-phase bridge inverter Circuit through the HVIC tube 005. HVIC pipe 002 and first three-phase bridge inverter circuit are used for driving the compressor, and HVIC pipe 003, HVIC pipe 004, HVIC pipe 005 and corresponding second three-phase bridge inverter circuit, third three-phase bridge inverter circuit, fourth three-phase bridge inverter circuit are used for driving three fans.
Further, referring to fig. 1, the VDD terminal of the HVIC tube 002 is connected to the VDD terminal of the HVIC tube 003, the VDD terminal of the HVIC tube 004 and the VDD terminal of the HVIC tube 005 and serves as the positive low-voltage power supply terminal VDD of the intelligent power module frequency converter controller 001, and the VSS terminal of the HVIC tube 002 is connected to the VSS terminal of the HVIC tube 003, the VSS terminal of the HVIC tube 004, the VSS terminal of the HVIC tube 005 and the ground terminal COM of the microcontroller 007 and serves as the negative low-voltage power supply terminal VSS of the intelligent power module frequency converter controller 001.
Further, referring to fig. 1, the first three-phase bridge inverter circuit includes an Insulated Gate Bipolar Transistor (IGBT) tube 100, an IGBT tube 101, an IGBT tube 102, an IGBT tube 103, an IGBT tube 104, an IGBT tube 105, a Fast Recovery Diode (FRD) tube 200, an FRD tube 201, an FRD tube 202, an FRD tube 203, an FRD tube 204, an FRD tube 205, a driving resistor 300, a driving resistor 301, a driving resistor 302, a driving resistor 303, a driving resistor 304, and a driving resistor 305, wherein a collector of the IGBT tube 100 is connected to a cathode of the FRD tube 200, a collector of the IGBT tube 101, a cathode of the FRD tube 201, a collector of the IGBT tube 102, and a cathode of the FRD tube 202 and serves as a high voltage input terminal P of the smart power module inverter controller 001, an emitter of the IGBT tube 100 is connected to an anode of the FRD tube 200, a collector of the IGBT tube 103, a cathode of the FRD tube 203, and a cathode of the ic tube 002 and serves as a negative terminal 1 of the smart power module hvs phase control power supply region, the emitter of the IGBT tube 101 is connected with the anode of the FRD tube 201, the collector of the IGBT tube 104, the cathode of the FRD tube 204 and the VS2 end of the HVIC tube 002 and serves as the V-phase high-voltage area power supply negative end VVS of the intelligent power module frequency conversion controller 001, the emitter of the IGBT tube 102 is connected with the anode of the FRD tube 202, the collector of the IGBT tube 105, the cathode of the FRD tube 205 and the VS3 end of the HVIC tube 002 and serves as the W-phase high-voltage area power supply negative end WVS of the intelligent power module frequency conversion controller 001, the emitter of the IGBT tube 103 is connected with the anode of the FRD tube 203 and serves as the U-phase low-voltage reference end UN of the intelligent power module frequency conversion controller 001, the emitter of the IGBT tube 104 is connected with the anode of the FRD tube 204 and serves as the V-phase low-voltage reference end VN of the intelligent power module frequency conversion controller 001, the emitter of the IGBT tube 105 is connected with the anode of the FRD tube 205 and serves as the W-phase low-voltage reference end WN of the intelligent power module frequency conversion controller 001, and the grid of the, the gate of IGBT tube 101 is connected to V-phase high-voltage region output terminal HO2 of HVIC tube 002 through driving resistor 301, the gate of IGBT tube 102 is connected to W-phase high-voltage region output terminal HO3 of HVIC tube 002 through driving resistor 302, the gate of IGBT tube 103 is connected to U-phase low-voltage region output terminal LO1 of HVIC tube 002 through driving resistor 303, the gate of IGBT tube 104 is connected to V-phase low-voltage region output terminal LO2 of HVIC tube 002 through driving resistor 304, and the gate of IGBT tube 105 is connected to W-phase low-voltage region output terminal LO3 of HVIC tube 002 through driving resistor 305.
Further, referring to fig. 1, the HIN1 end of HVIC tube 002 is connected to the U-phase upper bridge arm control end UHIN of microcontroller 007, the HIN2 end of HVIC tube 002 is connected to the V-phase upper bridge arm control end VHIN of microcontroller 007, the HIN3 end of HVIC tube 002 is connected to the W-phase upper bridge arm control end WHIN of microcontroller 007, the LIN1 end of HVIC tube 002 is connected to the U-phase lower bridge arm control end ULIN of microcontroller 007, the LIN2 end of HVIC tube 002 is connected to the V-phase lower bridge arm control end VLIN of microcontroller 007, the LIN3 end of HVIC tube 002 is connected to the W-phase lower bridge arm control end WLIN of microcontroller 007, the PFCIN end of HVIC tube 002 is connected to the PFC control end cin of microcontroller 007, the FAULT control end FAULT end of HVIC tube 002 is connected to the FAULT control end FAULT of microcontroller 007, the ITRIP end of HVIC tube 002 is connected to the current detection end of microcontroller 007, the mtrcin end of HVIC tube 002 is connected to the frequency conversion resistor VDD of HVIC tube 22, and the pull-up capacitor module VDD, a filter capacitor 23 is connected between a VDD end and a VSS end of an HVIC tube 002, a VB1 end of the HVIC tube 002 serves as a U-phase high-voltage region power supply positive end UVB of an intelligent power module frequency conversion controller 001, a VB2 end of the HVIC tube 002 serves as a V-phase high-voltage region power supply positive end VVB of the intelligent power module frequency conversion controller 001, a VB3 end of the HVIC tube 002 serves as a W-phase high-voltage region power supply positive end WVB of the intelligent power module frequency conversion controller 001, a bootstrap capacitor 10 is connected between the U-phase high-voltage region power supply positive end UVB and the U-phase high-voltage region power supply negative end UVS of the intelligent power module frequency conversion controller 001, a bootstrap capacitor 11 is connected between the V-phase high-voltage region power supply positive end WVB and the V-phase high-voltage region power supply negative end VVS of the intelligent power module frequency conversion controller 001, and a bootstrap capacitor 12 is connected between the W-phase high-voltage region power supply positive end WVB and the W-phase high-voltage region power supply negative end.
Further, referring to fig. 1, the second three-phase bridge inverter circuit includes an IGBT tube 106, an IGBT tube 107, an IGBT tube 108, an IGBT tube 109, an IGBT tube 110, an IGBT tube 111, an FRD tube 206, an FRD tube 207, an FRD tube 208, an FRD tube 209, an FRD tube 210, an FRD tube 211, a driving resistor 306, a driving resistor 307, a driving resistor 308, a driving resistor 309, a driving resistor 310, and a driving resistor 311, a collector of the IGBT tube 106 is connected to a cathode of the FRD tube 206, a collector of the IGBT tube 107, a cathode of the FRD tube 207, a collector of the IGBT tube 108, and a cathode of the FRD tube 208, and serves as a high voltage input terminal P of the smart power module inverter controller 001, an emitter of the IGBT tube 106 is connected to an anode of the FRD tube 206, a collector of the IGBT tube 109, a cathode of the FRD tube 209, and a VS1 terminal of the HVIC tube 003, and serves as a power supply source VS of the fan U-phase high voltage region of the smart power module inverter controller 001, a negative terminal fuss, an, The collector of IGBT tube 110, the cathode of FRD tube 210 and the VS2 end of HVIC tube 003 are used as the negative terminal FVVS of the fan V-phase high-voltage zone power supply of the intelligent power module frequency conversion controller 001, the emitter of IGBT tube 108 is connected with the anode of FRD tube 208, the collector of IGBT tube 111, the cathode of FRD tube 211 and the VS3 end of HVIC tube 003 are used as the negative terminal FWVS of the fan W-phase high-voltage zone power supply of the intelligent power module frequency conversion controller 001, the emitter of IGBT tube 109 is connected with the anode of FRD tube 209 and is used as the fan U-phase low-voltage reference terminal FUN of the intelligent power module frequency conversion controller 001, the emitter of IGBT tube 110 is connected with the anode of FRD tube 210 and is used as the fan V-phase low-voltage reference terminal FVN of the intelligent power module frequency conversion controller 001, the emitter of IGBT tube 111 is connected with the anode of FRD tube 211 and is used as the fan W-phase low-voltage reference terminal FWN of the intelligent power module frequency conversion controller 001, the gate of IGBT tube 106 is connected with the U-phase high-voltage zone HO output, the gate of IGBT tube 107 is connected to V-phase high-voltage region output terminal HO2 of HVIC tube 003 through driving resistor 307, the gate of IGBT tube 108 is connected to W-phase high-voltage region output terminal HO3 of HVIC tube 003 through driving resistor 308, the gate of IGBT tube 109 is connected to U-phase low-voltage region output terminal LO1 of HVIC tube 003 through driving resistor 309, the gate of IGBT tube 110 is connected to V-phase low-voltage region output terminal LO2 of HVIC tube 003 through driving resistor 310, and the gate of IGBT tube 111 is connected to W-phase low-voltage region output terminal LO3 of HVIC tube 003 through driving resistor 311.
Further, referring to fig. 1, the HIN1 end of HVIC tube 003 is connected to the upper arm control end FUHIN of the U-phase of the fan of microcontroller 007, the HIN2 end of HVIC tube 003 is connected to the upper arm control end FVHIN of the V-phase of the fan of microcontroller 007, the HIN3 end of HVIC tube 003 is connected to the upper arm control end FWHIN of the W-phase of the fan of microcontroller 007, the LIN1 end of HVIC tube 003 is connected to the lower arm control end furin of the U-phase of the fan of microcontroller 007, the LIN2 end of HVIC tube 003 is connected to the lower arm control end FVLIN of the V-phase of the fan of microcontroller 007, the LIN3 end of HVIC tube 003 is connected to the lower arm control end FWLIN of the fan of microcontroller 007, the fan current detection end FITRIP of HVIC tube 003 is connected to the fan current detection end FITRIP of microcontroller 007, the fan fault enable end lt/EN connector of FLT/EN end of HVIC tube 003 is connected to the low voltage supply control module VDD of the smart power supply module 001, a filter capacitor 24 is connected between an RCIN end and a VSS end of an HVIC tube 003, a filter capacitor 25 is connected between a VDD end and a VSS end of the HVIC tube 003, a VB1 end of the HVIC tube 003 is used as a positive end FUVB of a power supply source of a U-phase high-voltage region of a fan of the intelligent power module frequency conversion controller 001, a VB2 end of the HVIC tube 003 is used as a positive end FVVB of the power supply source of the V-phase high-voltage region of the fan of the intelligent power module frequency conversion controller 001, a VB3 end of the HVIC tube 003 is used as a positive end FWVB of the power supply source of the W-phase high-voltage region of the fan of the intelligent power module frequency conversion controller 001, a bootstrap capacitor 13 is connected between the positive end FUVB of the power supply source of the U-phase high-voltage region of the fan of the intelligent power module frequency conversion controller 001 and the negative end FUVS of the power supply source of the fan of the U-phase high-voltage region of the fan, a bootstrap capacitor 14 is connected between the power supply source FWB of the U-phase high-voltage region of the fan A bootstrap capacitor 15 is connected between the negative terminals FWVS of the power supply.
The third three-phase bridge inverter circuit comprises an IGBT tube 112, an IGBT tube 113, an IGBT tube 114, an IGBT tube 115, an IGBT tube 116, an IGBT tube 117, an FRD tube 212, an FRD tube 213, an FRD tube 214, an FRD tube 215, an FRD tube 216, an FRD tube 217, a driving resistor 312, a driving resistor 313, a driving resistor 314, a driving resistor 315, a driving resistor 316 and a driving resistor 317. The connection relationship between the HVIC tube 004, the third three-phase bridge inverter circuit and the microcontroller 007 is the same as that between the HVIC tube 003, the second three-phase bridge inverter circuit and the microcontroller 007. The RCIN terminal of the HVIC tube 004 is connected to the positive terminal VDD of the low-voltage area power supply of the intelligent power module frequency conversion controller 001 through the pull-up resistor 336. A filter capacitor 26 is connected between the RCIN terminal and the VSS terminal of the HVIC tube 004, and a filter capacitor 27 is connected between the VDD terminal and the VSS terminal of the HVIC tube 004. Bootstrap capacitor 16 is connected between fan U looks high-voltage area power supply positive terminal FUVB and fan U looks high-voltage area power supply negative terminal FUVS of intelligent power module frequency conversion controller 001, be connected with bootstrap capacitor 17 between fan V looks high-voltage area power supply positive terminal FVVB and the fan V looks high-voltage area power supply negative terminal FVVS of intelligent power module frequency conversion controller 001, be connected with bootstrap capacitor 18 between fan W looks high-voltage area power supply positive terminal FWVB and the fan W looks high-voltage area power supply negative terminal FWVS of intelligent power module frequency conversion controller 001.
The fourth three-phase bridge inverter circuit comprises an IGBT tube 118, an IGBT tube 119, an IGBT tube 120, an IGBT tube 121, an IGBT tube 122, an IGBT tube 123, an FRD tube 218, an FRD tube 219, an FRD tube 220, an FRD tube 221, an FRD tube 222, an FRD tube 223, a driving resistor 318, a driving resistor 319, a driving resistor 320, a driving resistor 321, a driving resistor 322 and a driving resistor 323. The connection relationship between the HVIC tube 005, the fourth three-phase bridge inverter circuit and the microcontroller 007 is the same as that between the HVIC tube 003, the second three-phase bridge inverter circuit and the microcontroller 007. The RCIN terminal of the HVIC tube 005 is connected to the positive low-voltage region power supply terminal VDD of the intelligent power module variable frequency controller 001 through the pull-up resistor 337. A filter capacitor 28 is connected between the RCIN terminal and the VSS terminal of the HVIC transistor 005, and a filter capacitor 29 is connected between the VDD terminal and the VSS terminal of the HVIC transistor 005. Bootstrap capacitor 19 is connected between fan U looks high-voltage area power supply positive terminal FUVB and fan U looks high-voltage area power supply negative terminal FUVS of intelligent power module frequency conversion controller 001, be connected with bootstrap capacitor 20 between fan V looks high-voltage area power supply positive terminal FVVB and the fan V looks high-voltage area power supply negative terminal FVVS of intelligent power module frequency conversion controller 001, be connected with bootstrap capacitor 21 between fan W looks high-voltage area power supply positive terminal FWVB and the fan W looks high-voltage area power supply negative terminal FWVS of intelligent power module frequency conversion controller 001.
Further, referring to fig. 1, a power supply terminal VCC of the microcontroller 007 is used as the power supply terminal VCC of the intelligent power module frequency conversion controller 001, and a plurality of reserved terminals Pin of the microcontroller 007 are used as a plurality of reserved terminals Pin of the intelligent power module frequency conversion controller 001.
Further, referring to fig. 1, the DC positive terminal of the three-phase rectifier bridge circuit 006 is used as the DC positive terminal DC-P of the intelligent power module frequency conversion controller 001, the DC negative terminal of the three-phase rectifier bridge circuit 006 is used as the DC negative terminal DC-N of the intelligent power module frequency conversion controller 001, the first AC terminal of the three-phase rectifier bridge circuit 006 is used as the first AC terminal AC1 of the intelligent power module frequency conversion controller 001, the second AC terminal of the three-phase rectifier bridge circuit 006 is used as the second AC terminal AC2 of the intelligent power module frequency conversion controller 001, and the third AC terminal of the three-phase rectifier bridge circuit 006 is used as the third AC terminal AC3 of the intelligent power module frequency conversion controller 001.
HVIC pipe 002, HVIC pipe 003, HVIC pipe 004, HVIC pipe 005 function is:
and respectively transmitting the 0-5V logic signals of input terminals HIN1, HIN2, HIN3, LIN1, LIN2 and LIN3 to output terminals HO1, HO2, HO3, LO1, LO2 and LO3, wherein HO1, HO2 and HO3 are logic signals of VS-VS +15V, and LO1, LO2 and LO3 are logic signals of 0-15V. VS is the voltage at the emitter of the corresponding upper bridge IGBT, i.e. the voltage at the UVS, VVS, WVS terminals. The VDD terminal is connected with the VB1 terminal, the VB2 terminal and the VB3 terminal through three diodes respectively.
The working principle of the invention is as follows: when the air conditioner is operated, the three-phase rectifier bridge circuit 006 rectifies the three-phase alternating current into direct current; the microcontroller sends out control signals which are transmitted to six IGBT tubes of a first three-phase bridge type inverter circuit connected with the microcontroller through HVIC tubes 002, and the operation of the compressor is controlled by controlling the on-off of the IGBT tubes; the microcontroller sends out control signals which are transmitted to six IGBT (insulated gate bipolar transistor) tubes of a second three-phase bridge type inverter circuit connected with the control signals through the HVIC tubes 003, and the operation of the No. 1 fan is controlled by controlling the on-off of the IGBT tubes; the microcontroller sends out control signals which are transmitted to six IGBT (insulated gate bipolar transistor) tubes of a third three-phase bridge type inverter circuit connected with the control signals through the HVIC tube 004, and the operation of the No. 2 fan is controlled by controlling the on-off of the IGBT tubes; the microcontroller sends out control signals and transmits the control signals to six IGBT tubes of a fourth three-phase bridge type inverter circuit connected with the microcontroller through the HVIC tube 005, and the operation of the 3# fan is controlled by controlling the on-off of the IGBT tubes.
In summary, the invention provides an intelligent power module inverter controller, and aiming at the current scheme of a household air conditioner inverter-multi-split air conditioner, a three-phase rectifier, a compressor IPM, three fans IPM and a microcontroller are packaged into a whole, so that the packaging process flow is simplified, and the equipment cost is saved.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments without departing from the spirit or scope of the present invention.

Claims (8)

1. An intelligent power module variable frequency controller, comprising: first HVIC pipe (002), a plurality of second HVIC pipe (003), first three-phase bridge type inverter circuit, a plurality of second three-phase bridge type inverter circuit, three-phase rectifier bridge circuit (006) and microcontroller (007), above-mentioned device encapsulation is as an organic whole, microcontroller (007) pass through first HVIC pipe (002) with first three-phase bridge type inverter circuit connects, microcontroller (007) pass through a plurality of second HVIC pipe (003) respectively with a plurality of second three-phase bridge type inverter circuit connects, first HVIC pipe (002) and first three-phase bridge type inverter circuit are used for driving the compressor, a plurality of second HVIC pipe (003) and a plurality of second three-phase bridge type inverter circuit are used for driving a plurality of fans.
2. The intelligent power module variable frequency controller of claim 1, wherein the VDD terminal of the first HVIC transistor (002) is connected to the VDD terminals of the second HVIC transistors (003) and serves as a positive low-voltage region power supply terminal (VDD) of the intelligent power module variable frequency controller (001), and the VSS terminal of the first HVIC transistor (002) is connected to the VSS terminals of the second HVIC transistors (003) and the ground terminal of the microcontroller (007) and serves as a negative low-voltage region power supply terminal (VSS) of the intelligent power module variable frequency controller (001).
3. An intelligent power module inverter controller according to claim 2, wherein the first three-phase bridge inverter circuit comprises a first IGBT tube (100), a second IGBT tube (101), a third IGBT tube (102), a fourth IGBT tube (103), a fifth IGBT tube (104), a sixth IGBT tube (105), a first FRD tube (200), a second FRD tube (201), a third FRD tube (202), a fourth FRD tube (203), a fifth FRD tube (204), a sixth FRD tube (205), a first driving resistor (300), a second driving resistor (301), a third driving resistor (302), a fourth driving resistor (303), a fifth driving resistor (304) and a sixth driving resistor (205), wherein the collector of the first IGBT tube (100) is connected to the cathode of the first FRD tube (200), the collector of the second IGBT tube (101), the cathode of the second FRD tube (201), the collector of the third IGBT tube (102) and the third FRD tube (202) and serves as the cathode of the intelligent power module inverter controller A high voltage input end (P) of a power module variable frequency controller (001), an emitter of the first IGBT (100) is connected with an anode of the first FRD (200), a collector of the fourth IGBT (103), a cathode of the fourth FRD (203) and a VS1 end of the first HVIC (002) and serves as a U-phase high voltage region power supply negative end (UVS) of the intelligent power module variable frequency controller (001), an emitter of the second IGBT (101) is connected with an anode of the second FRD (201), a collector of the fifth IGBT (104), a cathode of the fifth FRD (204) and a VS2 end of the first HVIC (002) and serves as a V-phase high voltage region power supply negative end (VVS) of the intelligent power module variable frequency controller (001), an emitter of the third IGBT (102) is connected with an anode of the third FRD (202), a collector of the sixth IGBT (105), A cathode of the sixth FRD (205) and a VS3 end of the first HVIC (002) are used as a W-phase high-voltage zone power supply negative end (WVS) of the intelligent power module variable frequency controller (001), an emitter of the fourth IGBT (103) is connected with an anode of the fourth FRD (203) and is used as a U-phase low-voltage reference end (UN) of the intelligent power module variable frequency controller (001), an emitter of the fifth IGBT (104) is connected with an anode of the fifth FRD (204) and is used as a V-phase low-voltage reference end (VN) of the intelligent power module variable frequency controller (001), an emitter of the sixth IGBT (105) is connected with an anode of the sixth FRD (205) and is used as a W-phase low-voltage reference end (WN) of the intelligent power module variable frequency controller (001), a gate of the first IGBT (100) is connected with a U-phase high-voltage zone output end (HO1) of the first HVIC (002) through the first driving resistor (300), the grid of the second IGBT tube (101) is connected to the V-phase high-voltage area output end (HO2) of the first HVIC tube (002) through the second driving resistor (301), the grid of the third IGBT tube (102) is connected to the W-phase high-voltage area output end (HO3) of the first HVIC tube (002) through the third driving resistor (302), the grid of the fourth IGBT tube (103) is connected to the U-phase low-voltage area output end (LO1) of the first HVIC tube (002) through the fourth driving resistor (303), the grid of the fifth IGBT tube (104) is connected to the V-phase low-voltage area output end (LO2) of the first HVIC tube (002) through the fifth driving resistor (304), and the grid of the sixth IGBT tube (105) is connected to the W-phase low-voltage area output end (LO3) of the first HVIC tube (002) through the sixth driving resistor (305).
4. An intelligent power module variable frequency controller according to claim 3, wherein the HIN1 end of the first HVIC tube (002) is connected with the U-phase upper bridge arm control end (UHIN) of the microcontroller (007), the HIN2 end of the first HVIC tube (002) is connected with the V-phase upper bridge arm control end (VHIN) of the microcontroller (007), the HIN3 end of the first HVIC tube (002) is connected with the W-phase upper bridge arm control end (WHIN) of the microcontroller (007), the LIN1 end of the first HVIC tube (002) is connected with the U-phase lower bridge arm control end (ULIN) of the microcontroller (007), the LIN2 end of the first HVIC tube (002) is connected with the W-phase lower bridge arm control end (VLIN) of the microcontroller (007), the LIN3 end of the first HVIC tube (002) is connected with the W-phase lower bridge arm control end (IN) of the microcontroller (007), and the WLIC tube (002) is connected with the W-phase upper bridge arm control end (VHIN) of the microcontroller (007), a FAULT end of the first HVIC pipe (002) is connected with a FAULT control end (FAULT) of the microcontroller (007), an ITRIP end of the first HVIC pipe (002) is connected with a current detection end (MTRIP) of the microcontroller (007), an RCIN end of the first HVIC pipe (002) is connected with a low-voltage region power supply positive end (VDD) of the intelligent power module variable frequency controller (001) through a first pull-up resistor (334), a first filter capacitor (22) is connected between the RCIN end and a VSS end of the first HVIC pipe (002), a second filter capacitor (23) is connected between the VDD end and the VSS end of the first HVIC pipe (002), a VB1 end of the first HVIC pipe (002) is used as a U-phase high-voltage region power supply VV (UVB) of the intelligent power module variable frequency controller (001), and a VB2 end of the first HVIC pipe (002) is used as a V-phase high-voltage region power supply VV-phase power supply region B (UVB) of the intelligent power module variable frequency controller (001), the power supply control circuit is characterized in that a VB3 end of the first HVIC tube (002) serves as a W-phase high-voltage area power supply positive end (WVB) of the intelligent power module frequency conversion controller (001), a first bootstrap capacitor (10) is connected between a U-phase high-voltage area power supply positive end (UVB) and a U-phase high-voltage area power supply negative end (UVS) of the intelligent power module frequency conversion controller (001), a second bootstrap capacitor (11) is connected between the V-phase high-voltage area power supply positive end (VVB) and the V-phase high-voltage area power supply negative end (VVS) of the intelligent power module frequency conversion controller (001), and a third bootstrap capacitor (12) is connected between the W-phase high-voltage area power supply positive end (WVB) and the W-phase high-voltage area power supply negative end (WVS) of the intelligent power module frequency conversion controller (001).
5. The intelligent power module inverter controller of claim 2, wherein the second three-phase bridge inverter circuit comprises a seventh IGBT (106), an eighth IGBT (107), a ninth IGBT (108), a tenth IGBT (109), an eleventh IGBT (110), a twelfth IGBT (111), a seventh FRD (206), an eighth FRD (207), a ninth FRD (208), a tenth FRD (209), an eleventh FRD (210), a twelfth FRD (211), a seventh driving resistor (306), an eighth driving resistor (307), a ninth driving resistor (308), a tenth driving resistor (309), an eleventh driving resistor (310), and a twelfth driving resistor (311), and the collector of the seventh IGBT (106) is connected to the cathode of the seventh FRD (206), the collector of the eighth IGBT (107), the cathode of the eighth FRD (207), and the collector of the eighth IGBT (107), and the collector of the twelfth driving resistor (311), A collector of the ninth IGBT (108) and a cathode of the ninth FRD (208) are used as a high voltage input end (P) of the intelligent power module variable frequency controller (001), an emitter of the seventh IGBT (106) is connected with an anode of the seventh FRD (206), a collector of the tenth IGBT (109), a cathode of the tenth FRD (209) and a VS1 end of the second HVIC (003) and is used as a negative terminal (FUVS) of a fan U-phase high voltage region power supply of the intelligent power module variable frequency controller (001), an emitter of the eighth IGBT (107) is connected with an anode of the eighth FRD (207), a collector of the eleventh IGBT (110), a cathode of the eleventh FRD (210) and a VS2 end of the second HVIC (003) and is used as a negative terminal (FVVS) of the fan V-phase high voltage region power supply of the intelligent power module variable frequency controller (001), an emitter of the ninth IGBT (108) is connected to an anode of the ninth FRD tube (208), a collector of the twelfth IGBT tube (111), a cathode of the twelfth FRD tube (211), and a VS3 end of the second HVIC tube (003) and serves as a fan W-phase high-voltage zone power supply negative end (FWVS) of the smart power module inverter controller (001), an emitter of the tenth IGBT tube (109) is connected to an anode of the tenth FRD tube (209) and serves as a fan U-phase low-voltage reference end (FUN) of the smart power module inverter controller (001), an emitter of the eleventh IGBT tube (110) is connected to an anode of the eleventh FRD tube (210) and serves as a fan V-phase low-voltage reference end (FVN) of the smart power module inverter controller (001), an emitter of the twelfth IGBT (111) is connected to an anode of the twelfth FRD tube (211) and serves as a fan W-phase low-voltage reference end (FVN) of the smart power module inverter controller (001) (FWN), the gate of the seventh IGBT (106) is connected to the U-phase high-voltage region output terminal (HO1) of the second HVIC transistor (003) through the seventh driving resistor (306), the gate of the eighth IGBT (107) is connected to the V-phase high-voltage region output terminal (HO2) of the second HVIC transistor (003) through the eighth driving resistor (307), the gate of the ninth IGBT (108) is connected to the W-phase high-voltage region output terminal (HO3) of the second HVIC transistor (003) through the ninth driving resistor (308), the gate of the tenth IGBT (109) is connected to the U-phase low-voltage region output terminal (LO1) of the second HVIC transistor (003) through the tenth driving resistor (309), the hvgate of the eleventh IGBT (110) is connected to the V-phase low-voltage region output terminal (LO2) of the second HVIC transistor (003) through the eleventh driving resistor (310), and the gate of the twelfth IGBT (111) is connected to the twelfth driving resistor (311) And W-phase low-voltage region output ends (LO3) of the two HVIC tubes (003).
6. A smart power module variable frequency controller according to claim 5, wherein the end HIN1 of the second HVIC tube (003) is connected to the upper leg control end (FUHIN) of the U phase of the fan of the microcontroller (007), the end HIN2 of the second HVIC tube (003) is connected to the upper leg control end (FVHIN) of the V phase of the fan of the microcontroller (007), the end HIN3 of the second HVIC tube (003) is connected to the upper leg control end (FWHIN) of the W phase of the fan of the microcontroller (007), the end LIN1 of the second HVIC tube (003) is connected to the lower leg control end (FULIN) of the U phase of the fan of the microcontroller (007), the end 2 of the second HVIC tube (LIN) is connected to the lower leg control end (FVLIN) of the fan of the microcontroller (007), the end 3 of the second HVIC tube (003) is connected to the lower leg control end (FW) of the W phase of the fan of the microcontroller (007), an ITRIP end of the second HVIC pipe (003) is connected with a fan current detection end (FITIP) of the microcontroller (007), an FLT/EN end of the second HVIC pipe (003) is connected with a fan fault enable (FFLT/EN) of the microcontroller (007), an RCIN end of the second HVIC pipe (003) is connected with a low-voltage region power supply positive end (VDD) of the intelligent power module frequency conversion controller (001) through a second pull-up resistor (335), a third filter capacitor (24) is connected between the RCIN end and a VSS end of the second HVIC pipe (003), a fourth filter capacitor (25) is connected between the VDD end and the VSS end of the second HVIC pipe (003), a VB1 end of the second HVIC positive end (003) is used as a fan U-phase high-voltage region power supply positive end (FVB) of the intelligent power module frequency conversion controller (001), and a VB2 end of the second HVIC pipe (003) is used as a fan V-phase power supply region (FVB) of the intelligent power module frequency conversion controller (001), the VB3 end of second HVIC pipe (003) is as fan W looks high-voltage area power supply positive terminal (FWVB) of intelligent power module frequency conversion controller (001), be connected with fourth self-lifting capacitor (13) between fan U looks high-voltage area power supply positive terminal (FUVB) and fan U looks high-voltage area power supply negative terminal (FUVS) of intelligent power module frequency conversion controller (001), be connected with fifth bootstrap capacitor (14) between fan V looks high-voltage area power supply positive terminal (FVVB) and fan V looks high-voltage area power supply negative terminal (FVVS) of intelligent power module frequency conversion controller (001), be connected with sixth bootstrap capacitor (15) between fan W looks high-voltage area power supply positive terminal (FWVB) and fan W looks high-voltage area power supply negative terminal (FVVS) of intelligent power module frequency conversion controller (001).
7. An intelligent power module variable frequency controller according to claim 1, wherein the power supply terminal (VCC) of the microcontroller (007) is used as the power supply terminal (VCC) of the intelligent power module variable frequency controller (001), and the reserved terminals (Pin) of the microcontroller (007) are used as the reserved terminals (Pin) of the intelligent power module variable frequency controller (001).
8. The intelligent power module variable frequency controller of claim 1, the direct current positive end of the three-phase rectifier bridge circuit (006) is used as the direct current positive end (DC-P) of the intelligent power module variable frequency controller (001), the direct current negative end of the three-phase rectifier bridge circuit (006) is used as the direct current negative end (DC-N) of the intelligent power module variable frequency controller (001), a first alternating current terminal of the three-phase rectifier bridge circuit (006) is used as a first alternating current terminal (AC1) of the intelligent power module variable frequency controller (001), the second alternating current terminal of the three-phase rectifier bridge circuit (006) is used as the second alternating current terminal (AC2) of the intelligent power module variable frequency controller (001), and the third alternating current terminal of the three-phase rectifier bridge circuit (006) is used as the third alternating current terminal (AC3) of the intelligent power module variable frequency controller (001).
CN202010735468.0A 2020-07-28 2020-07-28 Intelligent power module frequency conversion controller Pending CN111817593A (en)

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WO2017092449A1 (en) * 2015-11-30 2017-06-08 广东美的制冷设备有限公司 Intelligent power module and air conditioner
CN109995261A (en) * 2019-04-30 2019-07-09 广东美的制冷设备有限公司 Intelligent power module and air conditioner
CN110492795A (en) * 2019-08-27 2019-11-22 广东美的制冷设备有限公司 Intelligent power module and air conditioner for air conditioner

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CN109995261A (en) * 2019-04-30 2019-07-09 广东美的制冷设备有限公司 Intelligent power module and air conditioner
CN110492795A (en) * 2019-08-27 2019-11-22 广东美的制冷设备有限公司 Intelligent power module and air conditioner for air conditioner

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Publication number Priority date Publication date Assignee Title
CN112994424A (en) * 2021-03-29 2021-06-18 广东汇芯半导体有限公司 Intelligent dual-drive IPM variable frequency controller and air conditioner
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