JP2022187721A - 電源システム及び移動体 - Google Patents
電源システム及び移動体 Download PDFInfo
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- JP2022187721A JP2022187721A JP2021095864A JP2021095864A JP2022187721A JP 2022187721 A JP2022187721 A JP 2022187721A JP 2021095864 A JP2021095864 A JP 2021095864A JP 2021095864 A JP2021095864 A JP 2021095864A JP 2022187721 A JP2022187721 A JP 2022187721A
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- Prior art keywords
- power supply
- power
- voltage
- switch
- power line
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Links
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- 238000011069 regeneration method Methods 0.000 claims description 30
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- 238000000034 method Methods 0.000 claims description 4
- 210000002414 leg Anatomy 0.000 description 36
- 238000002955 isolation Methods 0.000 description 25
- 238000010586 diagram Methods 0.000 description 19
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
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- 229910052742 iron Inorganic materials 0.000 description 3
- 239000007800 oxidant agent Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
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Images
Classifications
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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
- H02M1/00—Details of apparatus for conversion
- H02M1/0048—Circuits or arrangements for reducing losses
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/007—Physical arrangements or structures of drive train converters specially adapted for the propulsion motors of electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/02—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles characterised by the form of the current used in the control circuit
- B60L15/08—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles characterised by the form of the current used in the control circuit using pulses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/51—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/20—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
- B60L53/22—Constructional details or arrangements of charging converters specially adapted for charging electric vehicles
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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
- H02M1/00—Details of apparatus for conversion
- H02M1/0048—Circuits or arrangements for reducing losses
- H02M1/0054—Transistor switching losses
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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
- H02M7/483—Converters with outputs that each can have more than two voltages levels
- H02M7/49—Combination of the output voltage waveforms of a plurality of converters
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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
- H02M7/66—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal
- H02M7/68—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters
- H02M7/72—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/79—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with 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
- H02M7/797—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2210/00—Converter types
- B60L2210/10—DC to DC converters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2210/00—Converter types
- B60L2210/10—DC to DC converters
- B60L2210/14—Boost converters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2210/00—Converter types
- B60L2210/40—DC to AC converters
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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
- H02M1/00—Details of apparatus for conversion
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/007—Plural converter units in cascade
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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
- H02M1/00—Details of apparatus for conversion
- H02M1/0083—Converters characterised by their input or output configuration
- H02M1/0093—Converters characterised by their input or output configuration wherein the output is created by adding a regulated voltage to or subtracting it from an unregulated input
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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
- H02M1/00—Details of apparatus for conversion
- H02M1/10—Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from ac or dc
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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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac 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
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac 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
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
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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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac 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
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac 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
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac 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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
- H02M3/1582—Buck-boost converters
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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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33569—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
- H02M3/33573—Full-bridge at primary side of an isolation transformer
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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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33569—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
- H02M3/33576—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements having at least one active switching element at the secondary side of an isolation transformer
- H02M3/33584—Bidirectional converters
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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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/337—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only in push-pull configuration
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
- 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
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Abstract
Description
以下、本発明の第1実施形態に係る電源システムについて図面を参照しながら説明する。
電源システム1は、第1電力線21及び第2電力線22へ多段電圧の直流の電力を出力する多段電圧電源3と、電力線21,22と負荷4とを接続するインバータ回路5と、多段電圧電源3を制御する多段電圧電源制御装置6と、インバータ回路5を制御するインバータ制御装置8と、を備える。電源システム1は、制御装置6,8によって多段電圧電源3及びインバータ回路5を操作することにより、多段電圧電源3から電力線21,22へ出力される直流の電力を交流に変換し負荷4に供給したり、負荷4から出力される交流の電力を直流に変換し多段電圧電源3に供給したりする。
図2は、可変電圧電源7の回路構成の一例を示す図である。図2には、可変電圧電源7を、所謂フルブリッジ絶縁双方向DC/DCコンバータとした場合を示す。なお以下では、電圧型のDC/DCコンバータを例に説明するが、本発明はこれに限らない。DC/DCコンバータは電流型としてもよい。
図5は、スイッチユニット31~34の状態と多段電圧電源3において実現される電流の経路C1,C2,C3との関係を示す表である。なお図5において、“Di”とは、スイッチユニット31,33,34に含まれるダイオードに電流が流れている状態を示す。また図5において、経路C1´,C2´,C3´とは、それぞれ経路C1,C2,C3の逆の経路を示す。
図6は、負荷4の力行時における電源システム1の各部分の電圧の変化を示すタイムチャートの一例である。図6の最上段には可変電圧電源7の可変電圧E1を示し、上から2段目には第3電力線23の両端の間の電圧を示し、下から2段目には第1電力線21と第2電力線22との間のシステム電圧Voutを示し、最下段にはインバータ回路5の出力波形を示す。
(1)電源システム1は、可変電圧電源7と、この可変電圧電源7の2次側入出力端子対72p,72nと負荷4とを接続する電力線21,22と、第1電力線21に設けられた第1スイッチユニット31と、第1電力線21に対しこの第1スイッチユニット31をバイパスするように接続された第3電力線23と、この第3電力線23に直列に接続された直流電源30及び第2スイッチユニット32と、を備える。本実施形態によれば、電力線21,22の間の電圧であるシステム電圧Voutを直流電源30の出力電圧E2未満の範囲で変化させる場合(低電圧印加時)、第2スイッチユニット32をオフにすることにより可変電圧電源7の出力のみによってシステム電圧Voutを変化させることができる。また本実施形態によれば、システム電圧Voutを出力電圧E2より大きな範囲で変化させる場合(高電圧印加時)、第1スイッチユニット31をオフにし、直流電源30の直流電圧E2に可変電圧電源7の可変電圧E1を重畳することにより、システム電圧Voutを出力電圧E2より大きな範囲で変化させることができる。よって本実施形態によれば、低電圧印加時及び高電圧印加時ともにシステム電圧Voutを変化させるためにスイッチを操作する必要が無くなるので、電圧を多段化するにあたりスイッチを増やす必要がない。このため例えば特許文献1に示すような多段直流チョッパ回路によって電圧を多段化した場合と比較して、スイッチの数を減らすことができるので、その分だけスイッチング損失及び定常損失を低くすることができる。
次に、本発明の第2実施形態に係る電源システムについて図面を参照しながら説明する。なお以下の本実施形態に係る電源システムの説明において、第1実施形態に係る電源システム1と同じ構成については同じ符号を付し、詳細な説明を省略する。本実施形態に係る電源システムは、可変電圧電源の回路構成が第1実施形態と異なる。
(10)上述の第1実施形態では、図2に示すような絶縁双方向DC/DCコンバータを可変電圧電源7として用い、その2次側入出力端子対72p,72nを直接正極電力線21に接続した場合について説明した。しかしながらこの場合、2次側入出力端子対72p,72nに入力される直流電力を変圧し1次側入出力端子対71p,71nから出力させる回生時の制御範囲が限られてしまう。これに対し本実施形態では、絶縁双方向DC/DCコンバータである前段コンバータ73と双方向DC/DCコンバータである後段コンバータ80とを組み合わせたものを可変電圧電源7Aとして用いる。換言すれば本実施形態では、前段コンバータ73を、後段コンバータ80を介して電力線21,22に接続する。よって本実施形態によれば、回生時には後段コンバータ80を駆動し、必要に応じて電力線21,22側の直流電力を昇圧又は降圧して前段コンバータ73に供給することができるので、回生時における制御範囲と力行時における制御範囲とを等しくすることができる。
次に、本発明の第3実施形態に係る電源システムについて図面を参照しながら説明する。なお以下の本実施形態に係る電源システムの説明において、第1実施形態に係る電源システム1と同じ構成については同じ符号を付し、詳細な説明を省略する。
図11は、スイッチユニット31~38の状態と多段電圧電源3Aにおいて実現される電流の経路C1,C2,C3,C4,C5との関係を示す表である。なお図11において、“Di”とは、スイッチユニット31,33,34,35,37,38に含まれるダイオードに電流が流れている状態を示す。また図10において、経路C1´,C2´,C3´,C4´,C5´とは、それぞれ経路C1,C2,C3,C4,C5の逆の経路を示す。
(11)電源システム1Aは、第1電力線21のうち第1スイッチ31b及び第3電力線23の接続点よりも負荷4側に並列に接続された第5ダイオード35a及び第5スイッチ35bと、第1電力線21に対し第5スイッチユニット35をバイパスするように接続された第5電力線25と、第5電力線25に直列に設けられた第2直流電源39及び第6スイッチ36bと、を備える。本実施形態によれば、第6スイッチユニット36をオンにすることにより、負荷4に対し可変電圧電源7と第1直流電源30Aと第2直流電源39とを直列に接続することができるので(三段接続)、システム電圧Voutの段数をさらに増やすことができる。
次に、本発明の第4実施形態に係る移動体としての車両について、図面を参照しながら説明する。
(13)車両Vは、推進力を発生する交流回転電機Mと、上述のように一段接続及び二段接続を切り替えることが可能な多段電圧電源であるU相電源3U、V相電源3V、及びW相電源3Wと、を備える。また車両Vにおいて、U相電源3Uは、交流回転電機MのU相に接続されたU相レグ9Uの両端に接続し、V相電源3Vは、交流回転電機MのV相に接続されたV相レグ9Vの両端に接続し、W相電源3Wは、交流回転電機MのW相に接続されたW相レグ9Wの両端に接続する。車両Vによれば、電圧を多段化するにあたり各相のレグ9U,9V,9Wに含まれるアームスイッチを増やす必要が無くなるので、その分各相のレグ9U,9V,9Wにおけるスイッチング損失及び定常損失を低くすることができる。また車両Vによれば、各相の電源3U,3V,3Wに含まれるスイッチの耐電圧を低くすることができるので、スイッチにおける定常損失を低くでき、さらにスイッチのコストも低減することができる。また車両Vによれば、高電圧印加時(二段接続時又は三段接続時)には、電圧を変化させるために各相のレグ9U,9V,9Wに含まれるアームスイッチを操作する必要が無くなるので、交流回転電機Mに印加する電圧の高周波成分を減らすことができるので、鉄損も低減することができる。
M…交流回転電機
1,1A…電源システム
21…第1電力線
22…第2電力線
23…第3電力線
24…第4電力線
25…第5電力線
26…第6電力線
3,3A…多段電圧電源
3U…U相電源
3V…V相電源
3W…W相電源
30…直流電源(第1直流電源)
30A…第1直流電源
39…第2直流電源
31…第1スイッチユニット
32…第2スイッチユニット
33…第3スイッチユニット
34…第4スイッチユニット
35…第5スイッチユニット
36…第6スイッチユニット
37…第7スイッチユニット
38…第8スイッチユニット
7,7A,7C…可変電圧電源
72p,72n…2次側入出力端子対(第1端子対)
73…前段コンバータ
80…後段コンバータ
82p,82n…2次側入出力端子対(第1端子対)
4…負荷
5…インバータ回路
6,6A…多段電圧電源制御装置
61…電源駆動装置
62,62A…スイッチ制御装置
9…インバータ回路
9U…U相レグ
9V…V相レグ
9W…W相レグ
Claims (12)
- 可変電圧の電力を第1端子対から出力する可変電圧電源と、
前記第1端子対と負荷とを接続する第1電力線及び第2電力線と、を備える電源システムであって、
前記第1電力線には、第1スイッチと、当該第1スイッチの両端を接続する第3電力線と、が設けられ、
前記第3電力線には、直流の電力を出力する第1直流電源及び第2スイッチが直列に設けられていることを特徴とする電源システム。 - 前記第3電力線のうち前記第1直流電源及び前記第2スイッチよりも前記可変電圧電源側と前記第2電力線とを接続する第4電力線と、
前記第3電力線のうち前記第4電力線の接続点よりも前記可変電圧電源側に設けられた第3スイッチと、を備え、
前記第4電力線には、前記第1直流電源の出力電流を許容し、かつ当該出力電流と逆向きの電流を遮断する第4ダイオードが設けられていることを特徴とする請求項1に記載の電源システム。 - 前記第1電力線には、前記可変電圧電源の出力電流を許容しかつその逆向きの電流を遮断する1ダイオードと前記第1スイッチとが並列に接続され、
前記第3電力線には、前記第1直流電源の出力電流を遮断しかつ当該出力電流と逆向きの電流を許容する第3ダイオードと前記第3スイッチとが並列に接続され、
前記第4電力線には、前記第4ダイオードと第4スイッチとが並列に接続されていることを特徴とする請求項2に記載の電源システム。 - 前記可変電圧電源を操作することにより前記第1端子対の間の電圧を0から所定の最大電圧までの間で変化させる電源駆動装置を備えることを特徴とする請求項3に記載の電源システム。
- 前記第1及び第2電力線の間の電圧であるシステム電圧に基づいて前記第1、第2、第3及び第4スイッチを制御するスイッチ制御装置を備えることを特徴とする請求項3又は4に記載の電源システム。
- 前記スイッチ制御装置は、前記第1及び第2電力線における電力を前記負荷に供給する力行時において、
前記システム電圧を、前記第1直流電源の第1電圧未満の範囲で変化させる場合、前記第2、第3及び第4スイッチをオフにし、
前記システム電圧を、前記第1電圧より大きな範囲で変化させる場合、前記第2及び第3スイッチをオンにしかつ前記第1及び第4スイッチをオフにすることを特徴とする請求項5に記載の電源システム。 - 前記スイッチ制御装置は、前記力行時において、
前記システム電圧を、前記第1電圧を跨いで上昇させる場合、前記第2スイッチをオフからオンに切り替えた後、前記第3スイッチをオフからオンに切り替え、
前記システム電圧を、前記第1電圧を跨いで下降させる場合、前記第3スイッチをオンからオフに切り替えた後、前記第2スイッチをオンからオフに切り替えることを特徴とする請求項6に記載の電源システム。 - 前記スイッチ制御装置は、前記負荷における電力を前記第1及び第2電力線に供給する回生時において、
前記システム電圧を、前記第1直流電源の第1電圧未満の範囲内で変化させる場合、前記第1スイッチをオンにしかつ前記第2、第3及び第4スイッチをオフにし、
前記システム電圧を、前記第1電圧より大きな範囲で変化させる場合、前記第2スイッチをオンにしかつ前記第1及び第4スイッチをオフにすることを特徴とする請求項5に記載の電源システム。 - 前記スイッチ制御装置は、前記回生時において、
前記システム電圧を、前記第1電圧を跨いで上昇させる場合、前記第2及び第4スイッチをオフからオンに切り替えた後、前記第1及び第4スイッチをオンからオフに切り替え、
前記システム電圧を、前記第1電圧を跨いで下降させる場合、前記第1及び第4スイッチをオフからオンに切り替えた後、前記第2及び第4スイッチをオンからオフに切り替えることを特徴とする請求項8に記載の電源システム。 - 前記第1電力線のうち前記第1スイッチ及び前記第3電力線の接続点よりも前記負荷側には、前記可変電圧電源の出力電流を許容しかつ当該出力電流と逆向きの電流を遮断する第5ダイオード及び第5スイッチが並列に接続され、
前記第1電力線には、前記第5ダイオード及び前記第5スイッチの両端を接続する第5電力線が設けられ、
前記第5電力線には、直流の電力を出力する第2直流電源及び第6スイッチが直列に接続されていることを特徴とする請求項3から9の何れかに記載の電源システム。 - 前記第5電力線のうち前記第2直流電源及び前記第6スイッチよりも前記可変電圧電源側と前記第3電力線のうち前記第1直流電源及び前記第3スイッチの間とを接続する第6電力線を備え、
前記第5電力線のうち前記第6電力線の接続点よりも前記可変電圧電源側には、前記第2直流電源の出力電流を遮断しかつその逆向きの電流を許容する第7ダイオード及び第7スイッチが並列に接続され、
前記第6電力線には、前記第2直流電源の出力電流を許容しかつその逆向きの電流を遮断する第8ダイオード及び第8スイッチが並列に接続されていることを特徴とする請求項10に記載の電源システム。 - 推進力を発生する交流回転電機と、
請求項1から11の何れかに記載の電源システムであるU相電源と、
請求項1から112の何れかに記載の電源システムであるV相電源と、
請求項1から11の何れかに記載の電源システムであるW相電源と、を備える移動体であって、
前記U相電源は、前記交流回転電機のU相に接続されたU相レグの両端に接続され、
前記V相電源は、前記交流回転電機のV相に接続されたV相レグの両端に接続され、
前記W相電源は、前記交流回転電機のW相に接続されたW相レグの両端に接続されていることを特徴とする移動体。
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004274827A (ja) * | 2003-03-06 | 2004-09-30 | Pioneer Electronic Corp | 電源装置および表示パネル駆動装置 |
JP2018068015A (ja) * | 2016-10-18 | 2018-04-26 | 本田技研工業株式会社 | 電源装置 |
WO2019004015A1 (ja) * | 2017-06-28 | 2019-01-03 | 国立大学法人横浜国立大学 | 多段直流チョッパ回路、及び電力変換装置 |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004274827A (ja) * | 2003-03-06 | 2004-09-30 | Pioneer Electronic Corp | 電源装置および表示パネル駆動装置 |
JP2018068015A (ja) * | 2016-10-18 | 2018-04-26 | 本田技研工業株式会社 | 電源装置 |
WO2019004015A1 (ja) * | 2017-06-28 | 2019-01-03 | 国立大学法人横浜国立大学 | 多段直流チョッパ回路、及び電力変換装置 |
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