JP6306913B2 - 車載用電力供給システムの漏電検出装置及び油圧ショベル - Google Patents
車載用電力供給システムの漏電検出装置及び油圧ショベル Download PDFInfo
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/10—Supports for movable superstructures mounted on travelling or walking gears or on other superstructures
- E02F9/12—Slewing or traversing gears
- E02F9/121—Turntables, i.e. structure rotatable about 360°
- E02F9/123—Drives or control devices specially adapted therefor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
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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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0061—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electrical machines
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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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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
- E02F9/2062—Control of propulsion units
- E02F9/2075—Control of propulsion units of the hybrid type
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
- E02F9/2091—Control of energy storage means for electrical energy, e.g. battery or capacitors
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
- E02F9/2095—Control of electric, electro-mechanical or mechanical equipment not otherwise provided for, e.g. ventilators, electro-driven fans
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/26—Indicating devices
- E02F9/267—Diagnosing or detecting failure of vehicles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16576—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing DC or AC voltage with one threshold
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/005—Testing of electric installations on transport means
- G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
- G01R31/007—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks using microprocessors or computers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
- G01R31/42—AC power supplies
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/16—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to fault current to earth, frame or mass
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
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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
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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
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- 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
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/02—Providing protection against overload without automatic interruption of supply
- H02P29/024—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load
- H02P29/0241—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load the fault being an overvoltage
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- 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
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/14—Electronic commutators
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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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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2004—Control mechanisms, e.g. control levers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
- H02J2310/48—The network being an on-board power network, i.e. within a vehicle for electric vehicles [EV] or hybrid vehicles [HEV]
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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
- H02M1/12—Arrangements for reducing harmonics from ac input or output
- H02M1/123—Suppression of common mode voltage or current
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- 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
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Structural Engineering (AREA)
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- General Physics & Mathematics (AREA)
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- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Combustion & Propulsion (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Inverter Devices (AREA)
- Control Of Ac Motors In General (AREA)
- Operation Control Of Excavators (AREA)
- Emergency Protection Circuit Devices (AREA)
Description
11 蓄電池
12 インバータ回路
15 交流モータ
16 交流電線
17 コンタクタ
18 コンデンサ
19 直流電圧測定部
20 漏電検出装置
21 発振器
25 回路
30 漏電検出装置
40 電圧測定部
50 電子制御ユニット
51 検出信号生成部
52 電圧測定部
52A フィルタ部
53 漏電検出部
54 スイッチング素子制御部
55 コンタクタ制御部
Claims (5)
- 電源からの直流電力を交流電力に変換して電動機に供給する電力変換回路と前記電源とを接続する電線の電圧印加点に、交流電圧を印加する検出信号生成部と、
前記検出信号生成部と前記電圧印加点との間の電圧測定点の電圧を測定する電圧測定部と、
前記電動機の制御装置が前記電動機を駆動する指令を出力し、前記指令により前記電力変換回路が有するスイッチング素子のオン・オフ制御が行われ前記電動機の回転角度が特定範囲に保持されているときに、前記電圧測定部が測定した前記電圧測定点の電圧に応じて、前記電力変換回路から前記電動機の間における漏電の有無を検出する漏電検出部と、
を含む、車載用電力供給システムの漏電検出装置。 - 電源からの直流電力を交流電力に変換して電動機に供給する電力変換回路と前記電源とを接続する電線の電圧印加点に、交流電圧を印加する検出信号生成部と、
前記検出信号生成部と前記電圧印加点との間の電圧測定点の電圧を測定する電圧測定部と、
前記電動機の制御装置が前記電動機に回転角度を特定範囲に保持する指令を与えているときに、前記電圧測定部が測定した前記電圧測定点の電圧に応じて、前記電力変換回路から前記電動機の間における漏電の有無を検出する漏電検出部と、
前記制御装置が前記電動機の回転角度を特定範囲に保持する制御をする際の制御周期に対応した周波数のノイズを除去するフィルタと、
を含む、車載用電力供給システムの漏電検出装置。 - 電源からの直流電力を交流電力に変換して電動機に供給する電力変換回路と前記電源とを接続する電線の電圧印加点に、交流電圧を印加する検出信号生成部と、
前記検出信号生成部と前記電圧印加点との間の電圧測定点の電圧を測定する電圧測定部と、
前記電動機の制御装置が前記電動機に回転角度を特定範囲に保持する指令を与えているときに、前記電圧測定部が測定した前記電圧測定点の電圧に応じて、前記電力変換回路から前記電動機の間における漏電の有無を検出する漏電検出部と、を含み、
前記漏電が検出された場合、高電圧を印加したまま、前記電力変換回路が有するスイッチング素子のオン・オフ制御を停止させてから、前記オン・オフ制御を停止したままで漏電の有無を検出する、
車載用電力供給システムの漏電検出装置。 - 上部旋回体を旋回させる電動機と、
電源からの直流電力を交流電力に変換して前記電動機に供給する電力変換回路と、
請求項1から請求項3のいずれか1項に記載の車載用電力供給システムの漏電検出装置と、
を含む、油圧ショベル。 - 前記油圧ショベルは、旋回動作を操作する旋回操作レバーをさらに含み、
前記漏電検出部は、前記旋回操作レバーが中立位置に戻された後の所定期間に漏電の有無を検出する、請求項4に記載の油圧ショベル。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014057204A JP6306913B2 (ja) | 2014-03-19 | 2014-03-19 | 車載用電力供給システムの漏電検出装置及び油圧ショベル |
CN201580007178.1A CN105960595A (zh) | 2014-03-19 | 2015-01-07 | 车载用电力供给***的漏电检测装置和液压挖掘机 |
KR1020167025551A KR20160122832A (ko) | 2014-03-19 | 2015-01-07 | 차량탑재용 전력 공급 시스템의 누전 검출 장치 및 유압 셔블 |
DE112015001335.0T DE112015001335T8 (de) | 2014-03-19 | 2015-01-07 | Leckstrom-Nachweisvorrichtung für Fahrzeuginternes Stromversorgungssytem und Hydraulikbagger |
PCT/JP2015/050289 WO2015141241A1 (ja) | 2014-03-19 | 2015-01-07 | 車載用電力供給システムの漏電検出装置及び油圧ショベル |
US15/126,482 US20170097384A1 (en) | 2014-03-19 | 2015-01-07 | Electric leakage detecting device of in-vehicle power supply system and hydraulic excavator |
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JP2014057204A JP6306913B2 (ja) | 2014-03-19 | 2014-03-19 | 車載用電力供給システムの漏電検出装置及び油圧ショベル |
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JP2015180162A JP2015180162A (ja) | 2015-10-08 |
JP6306913B2 true JP6306913B2 (ja) | 2018-04-04 |
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US (1) | US20170097384A1 (ja) |
JP (1) | JP6306913B2 (ja) |
KR (1) | KR20160122832A (ja) |
CN (1) | CN105960595A (ja) |
DE (1) | DE112015001335T8 (ja) |
WO (1) | WO2015141241A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10658921B2 (en) | 2016-03-29 | 2020-05-19 | Mitsubishi Electric Corporation | Overheat protection control device and vehicle-mounted power circuit device |
JP6787708B2 (ja) * | 2016-07-13 | 2020-11-18 | 株式会社デンソーテン | 漏電検知装置および漏電検知システム |
CN106324431B (zh) * | 2016-08-24 | 2023-04-14 | 贵州元龙综合能源产业服务有限公司 | 一种高压电缆非接触式漏电检测装置 |
JP2018151188A (ja) * | 2017-03-10 | 2018-09-27 | 日立建機株式会社 | 電動式作業車両 |
EP3546957A1 (en) * | 2018-03-28 | 2019-10-02 | Siemens Healthcare GmbH | Isolated grounding effectiveness monitor |
CN109100656A (zh) * | 2018-07-18 | 2018-12-28 | 成都瓦力特新能源技术有限公司 | 一种电池模组漏电检测*** |
JP7100554B2 (ja) * | 2018-10-03 | 2022-07-13 | 株式会社Soken | 漏電判定装置 |
US11092654B2 (en) * | 2019-06-28 | 2021-08-17 | Teradyne, Inc. | Measuring a leakage characteristic of a signal path |
CN111504375B (zh) * | 2020-04-26 | 2022-10-14 | 上海宇航***工程研究所 | 一种水下机械臂供配电及用电安全监控保护***和监控保护方法 |
CN113589132B (zh) * | 2021-08-30 | 2024-05-14 | 中国振华集团永光电子有限公司(国营第八七三厂) | 一种适用于晶体管及场效应管的高温老化反偏试验装置 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3108964B2 (ja) * | 1991-11-26 | 2000-11-13 | 株式会社日立製作所 | モータ制御装置 |
JP2000013902A (ja) * | 1998-06-26 | 2000-01-14 | Nissan Motor Co Ltd | 電気自動車の交流側漏電検知装置 |
JP3485905B2 (ja) * | 2001-04-26 | 2004-01-13 | 本田技研工業株式会社 | モータ制御装置 |
JP2003219551A (ja) | 2002-01-21 | 2003-07-31 | Toyota Motor Corp | 漏電検出装置 |
JP4082676B2 (ja) * | 2003-05-29 | 2008-04-30 | 株式会社デンソー | 漏電検出装置の検査システム |
JP4430501B2 (ja) * | 2004-09-29 | 2010-03-10 | トヨタ自動車株式会社 | 動力出力装置およびそれを備えた車両 |
CN101223681B (zh) * | 2005-07-12 | 2012-05-16 | 株式会社小松制作所 | 车载用电力供给***的漏电检测装置及方法 |
JPWO2007026603A1 (ja) * | 2005-08-29 | 2009-03-26 | トヨタ自動車株式会社 | 絶縁抵抗低下検出器および絶縁抵抗低下検出器の自己異常診断方法 |
JP4710963B2 (ja) * | 2008-11-28 | 2011-06-29 | 株式会社デンソー | 回転機の制御装置及び制御システム |
JP5359241B2 (ja) * | 2008-12-15 | 2013-12-04 | トヨタ自動車株式会社 | 電動車両の漏電検出システムおよび電動車両 |
WO2010100998A1 (ja) * | 2009-03-05 | 2010-09-10 | 三菱電機株式会社 | 絶縁劣化検出装置 |
JP5365432B2 (ja) * | 2009-09-07 | 2013-12-11 | コベルコ建機株式会社 | 建設機械の漏電検出装置 |
JP5515532B2 (ja) * | 2009-09-07 | 2014-06-11 | コベルコ建機株式会社 | 建設機械の漏電検出装置 |
JP5481286B2 (ja) * | 2010-06-30 | 2014-04-23 | 日立オートモティブシステムズ株式会社 | 電力変換システムおよび電力変換装置 |
US20140084828A1 (en) * | 2011-05-13 | 2014-03-27 | Toyota Jidosha Kabushiki Kaisha | Power supply system for vehicle |
JP5348330B2 (ja) * | 2011-09-21 | 2013-11-20 | トヨタ自動車株式会社 | 電動車両の充電システムおよび充電制御方法 |
JP5474114B2 (ja) * | 2012-03-16 | 2014-04-16 | 三菱電機株式会社 | 車載高電圧機器の漏電抵抗検出装置およびその漏電抵抗検出方法 |
JP2013219923A (ja) * | 2012-04-09 | 2013-10-24 | Daimler Ag | 電気自動車の制御装置 |
JP2014038023A (ja) * | 2012-08-14 | 2014-02-27 | Hitachi Vehicle Energy Ltd | 地絡検出回路、電源装置 |
JP2015033292A (ja) * | 2013-08-06 | 2015-02-16 | トヨタ自動車株式会社 | 車両制御装置 |
-
2014
- 2014-03-19 JP JP2014057204A patent/JP6306913B2/ja active Active
-
2015
- 2015-01-07 WO PCT/JP2015/050289 patent/WO2015141241A1/ja active Application Filing
- 2015-01-07 CN CN201580007178.1A patent/CN105960595A/zh active Pending
- 2015-01-07 KR KR1020167025551A patent/KR20160122832A/ko not_active Application Discontinuation
- 2015-01-07 DE DE112015001335.0T patent/DE112015001335T8/de not_active Expired - Fee Related
- 2015-01-07 US US15/126,482 patent/US20170097384A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
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DE112015001335T8 (de) | 2017-04-27 |
DE112015001335T5 (de) | 2016-12-01 |
CN105960595A (zh) | 2016-09-21 |
US20170097384A1 (en) | 2017-04-06 |
KR20160122832A (ko) | 2016-10-24 |
JP2015180162A (ja) | 2015-10-08 |
WO2015141241A1 (ja) | 2015-09-24 |
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