WO2016017233A1 - ハイブリッド式作業機 - Google Patents
ハイブリッド式作業機 Download PDFInfo
- Publication number
- WO2016017233A1 WO2016017233A1 PCT/JP2015/063769 JP2015063769W WO2016017233A1 WO 2016017233 A1 WO2016017233 A1 WO 2016017233A1 JP 2015063769 W JP2015063769 W JP 2015063769W WO 2016017233 A1 WO2016017233 A1 WO 2016017233A1
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- WO
- WIPO (PCT)
- Prior art keywords
- power storage
- storage device
- inverter
- radiator
- heat exchange
- Prior art date
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
- B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/06—Arrangement in connection with cooling of propulsion units with air cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
- B60K5/04—Arrangement or mounting of internal-combustion or jet-propulsion units with the engine main axis, e.g. crankshaft axis, transversely to the longitudinal centre line of the vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/24—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the combustion engines
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/26—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the motors or the generators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/28—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the electric energy storing means, e.g. batteries or capacitors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/40—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the assembly or relative disposition of components
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
- B60K6/44—Series-parallel type
- B60K6/442—Series-parallel switching type
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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
- B60L1/00—Supplying electric power to auxiliary equipment of vehicles
- B60L1/02—Supplying electric power to auxiliary equipment of vehicles to electric heating circuits
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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
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- B60—VEHICLES IN GENERAL
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- 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
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- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
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- E02F9/0866—Engine compartment, e.g. heat exchangers, exhaust filters, cooling devices, silencers, mufflers, position of hydraulic pumps in the engine compartment
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
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- E02F9/18—Counterweights
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
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- 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
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- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/10—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of fluid gearing
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- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/14—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing the motor of fluid or electric gearing being disposed in or adjacent to traction wheel
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
- B60K2001/005—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric storage means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/26—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the motors or the generators
- B60K2006/266—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the motors or the generators with two coaxial motors or generators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0015—Disposition of motor in, or adjacent to, traction wheel the motor being hydraulic
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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
- B60L2200/00—Type of vehicles
- B60L2200/40—Working 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
- B60L2210/00—Converter types
- B60L2210/40—DC to AC 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
- B60L2220/00—Electrical machine types; Structures or applications thereof
- B60L2220/40—Electrical machine applications
- B60L2220/42—Electrical machine applications with use of more than one motor
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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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/52—Drive Train control parameters related to converters
- B60L2240/525—Temperature of converter or components thereof
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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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/545—Temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/40—Special vehicles
- B60Y2200/41—Construction vehicles, e.g. graders, excavators
- B60Y2200/412—Excavators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/90—Vehicles comprising electric prime movers
- B60Y2200/92—Hybrid vehicles
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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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- 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
- Y02T10/72—Electric energy management 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S903/00—Hybrid electric vehicles, HEVS
- Y10S903/902—Prime movers comprising electrical and internal combustion motors
- Y10S903/903—Prime movers comprising electrical and internal combustion motors having energy storing means, e.g. battery, capacitor
- Y10S903/951—Assembly or relative location of components
Definitions
- the present invention relates to a working machine such as a hydraulic excavator or a wheel-type hydraulic excavator, and more particularly, to a hybrid working machine that uses an engine and an electric motor (electric motor) as a power source.
- a working machine such as a hydraulic excavator or a wheel-type hydraulic excavator
- a hybrid working machine that uses an engine and an electric motor (electric motor) as a power source.
- a hydraulic excavator which is a typical example of a work machine, includes an engine as a power source for traveling and working, and a hydraulic pump is driven by the engine.
- This hydraulic excavator performs excavation work of soil and the like by operating a hydraulic actuator such as a hydraulic motor or a hydraulic cylinder with pressure oil supplied from a hydraulic pump.
- hybrid working machines using both an engine and an electric motor are known as working machines such as hydraulic excavators.
- the hybrid work machine includes an engine, an electric motor that generates electric power when driven by the engine, or assists driving of the engine by electric power from the electric storage device, an electric storage device that charges electric power supplied to the electric motor, and an electric motor And an inverter for controlling the operation.
- the hybrid working machine is provided with a cooling circuit including a radiator for cooling the power storage device and the inverter in addition to a heat exchanger for cooling the engine, the hydraulic pump, and the like (Patent Document 1). reference).
- the power storage device and the inverter are unitized, and the power storage device and the inverter are cooled together using a single system cooling circuit including a single radiator. It is configured.
- a lithium ion battery used as a power storage device is exposed to a high temperature state, so that the battery deteriorates early and the service life is shortened. Therefore, it is necessary to set the cooling temperature lower than that of the inverter.
- the above-described conventional technology includes a heat exchange device (cooling unit) that cools the engine and the like by supplying cooling air, and is unitized upstream of the heat exchange device in the flow direction of the cooling air.
- a power storage device and an inverter are arranged. In this case, since the power storage device and the inverter are unitized on top and bottom, there is a problem that the cooling air supplied to the heat exchange device is hindered and the cooling efficiency of the heat exchange device is reduced. .
- the present invention has been made in view of the above-described problems of the prior art, and an object of the present invention is to provide a hybrid working machine that can individually cool the power storage device and the inverter.
- the present invention provides a self-propelled vehicle body provided with a work device on the front side, a counterweight provided on the rear side of the vehicle body to balance the weight of the work device,
- An engine that is disposed in front of the counterweight and drives a hydraulic pump; an electric motor that generates electric power when driven by the engine; or that assists driving of the engine when supplied with electric power; and engine cooling water And / or a heat exchange device that cools a fluid containing hydraulic oil, a cooling fan that supplies cooling air to the heat exchange device, and the heat exchange device with respect to the flow direction of the cooling air supplied to the heat exchange device
- a power storage device that is disposed in the upstream chamber of the heat exchange device, which is upstream of the battery, and that charges or discharges power, and an inverter device that controls the operation of the motor. It applied to become Te hybrid type working machine.
- a feature of the configuration adopted by the present invention includes: a power storage device radiator that cools the power storage device; and an inverter radiator that is provided separately from the power storage device radiator and cools the inverter device.
- the radiator and the radiator for the inverter are located between the heat exchange device and the power storage device in the upstream chamber of the heat exchange device and arranged in parallel with the flow direction of the cooling air.
- an optimum cooling temperature for cooling the power storage device can be set, and the power storage device is efficiently cooled. be able to.
- an optimum cooling temperature for cooling the inverter device can be set, and the inverter device can be efficiently cooled.
- the power storage device and the inverter device can each be maintained within an appropriate temperature range, and the power storage device and the inverter device can be always operated smoothly, and the service life can be improved.
- the radiator for the power storage device and the radiator for the inverter are arranged upstream of the heat exchange device in the flow direction of the cooling air and in parallel with the flow direction of the cooling air.
- the cooling air can be evenly supplied to the power storage device radiator and the inverter radiator, and the power storage device and the inverter device can be efficiently cooled.
- FIG. 1 is a front view showing a hydraulic excavator as a hybrid working machine according to an embodiment of the present invention. It is a top view which shows arrangement
- FIG. 4 is a cross-sectional view of the flow of cooling air supplied to a heat exchange device, a power storage device, a power storage device radiator, an inverter radiator, etc., as viewed from the direction of arrows IV-IV in FIG. It is the enlarged plan view which looked at the flow of the cooling air supplied to a heat exchange device, a power storage device, a radiator for power storage devices, a radiator for inverters, etc. from the upper part. It is a perspective view of the principal part expansion which shows a heat exchange apparatus, an electrical storage apparatus, the radiator for electrical storage apparatuses, the radiator for inverters, etc.
- FIG. It is a perspective view of the principal part expansion which shows a heat exchange apparatus, the radiator for electrical storage apparatuses, the cooling pump for electrical storage apparatuses, the radiator for inverters, the cooling pump for inverters, etc.
- FIG. It is a partially broken enlarged front view showing a heat exchange device, a power storage device, a power storage device radiator, an inverter radiator, and the like.
- It is a block diagram which shows roughly the hydraulic system and electric system of a hydraulic shovel.
- It is a cooling system figure which shows the cooling system for electrical storage apparatuses, and the cooling system for inverters.
- the hybrid excavator 1 is a typical example of a hybrid working machine.
- the vehicle body of the hydraulic excavator 1 includes a self-propelled crawler-type lower traveling body 2 and an upper revolving body 3 that is rotatably mounted on the lower traveling body 2.
- a working device 4 is provided on the front side of the upper swing body 3 so as to be able to move up and down. The working device 4 can be used for excavating earth and sand.
- the lower traveling body 2 includes a track frame having left and right side frames 2A (only the left side is illustrated), driving wheels 2B provided on one side of the front and rear directions (length direction) of each side frame 2A, It includes an idler wheel 2C provided on the other side of the front and rear directions, and a crawler belt 2D wound around the drive wheel 2B and the idler wheel 2C.
- the left and right drive wheels 2B are driven by left and right traveling hydraulic motors 2E and 2F (see FIG. 9), respectively, and run the hydraulic excavator 1 by rotating the crawler belt 2D.
- the work device 4 includes a boom 4A attached to the front side of a revolving frame 5 to be described later, an arm 4B rotatably attached to the distal end side of the boom 4A, and a distal end side of the arm 4B. And a boom cylinder 4D, an arm cylinder 4E, and a bucket cylinder 4F that are hydraulic cylinders that drive the bucket 4C.
- the upper swing body 3 includes a swing frame 5 serving as a base, a cab 6, a counterweight 7, an engine 8, a hydraulic pump 9, an assist generator motor 12, a heat exchange device 13, and a power storage, which will be described later, mounted on the swing frame 5.
- the apparatus 30 includes a turning motor 31, an inverter device 34, a power storage device radiator 42, an inverter radiator 46, and the like.
- the swivel frame 5 is formed in a thick flat plate shape and extends in the front and rear directions, and stands on the bottom plate 5A so as to face in the left and right directions.
- the left vertical plate 5B and the right vertical plate 5C extending in the front and rear directions, a plurality of left extending beams 5D provided to extend leftward from the left vertical plate 5B, and the right vertical plate 5C protruding rightward.
- a plurality of provided right overhanging beams (not shown), the left side frame 5E extending in the rearward direction before being fixed to the front end side of each left overhanging beam 5D, and the front side being fixed to the front end side of each right overhanging beam , And a right side frame 5F extending rearward.
- a heat exchange device mounting plate 5G to which a heat exchange device 13 described later is mounted and a power storage device 30 described later are mounted between the left vertical plate 5B and the left side frame 5E.
- a power storage device mounting plate 5H is provided (see FIGS. 6 and 7).
- the cab 6 that defines the cab is provided on the left side of the front part of the revolving frame 5.
- a driver's seat on which an operator is seated is provided in the cab 6, and an operation lever for traveling and an operation lever for work (both not shown) are provided around the driver's seat.
- a counterweight 7 for balancing the weight with the work device 4 is provided on the rear end side of the revolving frame 5.
- the engine 8 is located on the front side of the counterweight 7 and is arranged on the rear side of the turning frame 5.
- the engine 8 is mounted on the turning frame 5 in a horizontally placed state in which the axis of a crankshaft (not shown) extends in the left and right directions.
- a hydraulic pump 9 and an assist generator motor 12 which will be described later are attached.
- a suction-type cooling fan 8A is attached to the left side of the engine 8 (the side opposite to the hydraulic pump 9).
- the cooling fan 8A sucks outside air by being rotated by the engine 8, and supplies the outside air as cooling air to a heat exchange device 13 and the like which will be described later.
- the cooling air flow direction A by the cooling fan 8A is the same as the direction (left and right directions) in which the axis of the crankshaft (not shown) of the engine 8 extends. I'm doing it.
- the hydraulic pump 9 is attached to the right side (output side) of the engine 8.
- the hydraulic pump 9 is driven by the engine 8 so that various types such as left and right traveling hydraulic motors 2E and 2F, cylinders 4D, 4E and 4F, and a swing hydraulic motor 32 which will be described later are mounted on the excavator 1.
- Pressure oil is supplied to the hydraulic actuator.
- a hydraulic oil tank 10 is provided in front of the hydraulic pump 9, and the hydraulic oil tank 10 stores hydraulic oil supplied to the hydraulic actuator.
- the control valve 11 is provided on the front side of the engine 8.
- the control valve 11 is composed of an assembly of a plurality of directional control valves.
- the control valve 11 controls the direction of the pressure oil supplied from the hydraulic pump 9 to various hydraulic actuators according to the operation of an operation lever (not shown) disposed in the cab 6.
- the assist generator motor (generator motor) 12 as the first motor is attached to the right side (output side) of the engine 8 together with the hydraulic pump 9.
- the assist power generation motor 12 generates electric power when driven by the engine 8 or assists driving of the engine 8 when electric power is supplied from a power storage device 30 described later. That is, the assist power generation motor 12 has a function as a generator that generates power by being driven by the engine 8 and a function as an electric motor that assists the drive of the engine 8 by electric power supplied from a power storage device 30 described later. is doing.
- the heat exchange device 13 is mounted on the turning frame 5 so as to be located on the left side of the engine 8. As shown in FIGS. 6 to 8, the heat exchanging device 13 includes a support frame 14 mounted on the revolving frame 5, an intercooler 15, a radiator 16, an oil cooler 17, an air conditioner assembled to the support frame 14. The condenser 18 and the fuel cooler 19 are included. Thereby, the heat exchange apparatus 13 comprises the one unit which combined the some member.
- the support frame body 14 includes a front partition plate 14 ⁇ / b> A as a front partition member disposed on the front side (cab 6 side) of the heat exchange device 13, and the left front portion of the counterweight 7. It includes a rear partition plate 14B as a rear partition member disposed on the rear side, and a connecting member 14C that connects upper portions of the front and rear partition plates 14A and 14B.
- the front partition plate 14A extends leftward and rightward from the front side of the heat exchange device 13 toward the left side frame 5E and extends upward and downward.
- the rear partition plate 14B extends leftward and rightward from the rear side of the heat exchange device 13 toward the left side frame 5E and extends upward and downward.
- the connecting member 14C extends in the front and rear directions, and connects the upper portions of the front partition plate 14A and the rear partition plate 14B. Therefore, the support frame 14 is formed in a long box shape that covers the top of the intercooler 15, the radiator 16, and the oil cooler 17. Between the front partition plate 14 ⁇ / b> A and the rear partition plate 14 ⁇ / b> B of the support frame 14, a heat exchange device upstream chamber 28, which will be described later, is formed upstream of the heat exchange device 13 in the cooling air flow direction A. ing.
- the support frame 14 includes an intercooler 15 that cools air compressed by a turbocharger (not shown), a radiator 16 that cools engine coolant, an oil cooler 17 that cools hydraulic oil, and air conditioning.
- An air conditioner condenser 18 that cools the refrigerant for the apparatus (air conditioner) and a fuel cooler 19 that cools the fuel are assembled.
- the outside air (cooling air) sucked into the heat exchanger upstream chamber 28 by the cooling fan 8A is supplied to the air conditioner condenser 18, the fuel cooler 19, the intercooler 15, the radiator 16, and the oil cooler 17, so that the compressed air, the engine Cooling water, hydraulic oil, air-conditioning refrigerant and fuel are cooled.
- the intercooler 15, the radiator 16, and the oil cooler 17 are arranged in parallel to the flow direction A of the cooling air supplied into the heat exchange device upstream chamber 28 by the cooling fan 8A. ing.
- the air conditioner condenser 18 is disposed upstream of the radiator 16 in the cooling air flow direction A, and the fuel cooler 19 is disposed upstream of the oil cooler 17 in the cooling air flow direction A.
- the building cover 21 is located on the front side of the counterweight 7 and is provided on the turning frame 5.
- the building cover 21 covers the engine 8, the hydraulic pump 9, the assist generator motor 12, the heat exchange device 13, and the like.
- the upper side of the building cover 21 is constituted by an upper surface plate 22 and an engine cover 22A.
- the left side of the building cover 21 is configured by a left front door 24 and a left rear door 25 described later.
- the right side of the building cover 21 is constituted by a right door 26 (see FIG. 4).
- the front partition cover 23 is provided between the rear side position of the cab 6 and the front partition plate 14 ⁇ / b> A of the support frame body 14 constituting the heat exchange device 13.
- the front partition cover 23 faces the front partition plate 14A of the support frame 14 with a distance in the front and rear directions, and partitions the front side of a utility chamber 29 described later.
- the left front door 24 is attached to the front partition cover 23 so that it can be opened and closed.
- the left front door 24 is rotatably supported by the front partition cover 23 via a hinge member.
- the left front door 24 opens and closes a utility chamber 29 described later by rotating forward and backward about the position of the front partition cover 23.
- the left rear door 25 is provided on the rear side of the left front door 24.
- the left rear door 25 is rotatably supported by a rear partition plate 14B constituting the support frame body 14 of the heat exchange device 13 via a hinge member.
- the left rear door 25 opens and closes a heat exchange device upstream chamber 28 described later by rotating in the front and rear directions around the position of the rear partition plate 14B.
- the engine room 27 is formed in the building cover 21 (see FIG. 4).
- the engine room 27 is defined by the top plate 22, the engine cover 22 ⁇ / b> A, the right door 26, the heat exchange device 13, the counterweight 7, and the hydraulic oil tank 10 that constitute the building cover 21.
- an engine 8 In the engine chamber 27, an engine 8, a hydraulic pump 9, an assist power generation motor 12, and the like are accommodated.
- the heat exchanger upstream chamber 28 is formed on the opposite side of the engine chamber 27 with the heat exchanger 13 sandwiched in the building cover 21.
- the heat exchange device upstream chamber 28 is a space formed between the front partition plate 14 ⁇ / b> A and the rear partition plate 14 ⁇ / b> B of the support frame 14 on the upstream side in the cooling air flow direction A with respect to the heat exchange device 13. ing.
- the upper part of the heat exchange device upstream chamber 28 is covered by the upper surface plate 22 of the building cover 21, and is opened and closed by the left rear door 25.
- a power storage device 30, a power storage device radiator 42, an inverter radiator 46, and the like, which will be described later, are disposed inside the heat exchange device upstream chamber 28.
- the utility room 29 is formed in the building cover 21 on the front side of the heat exchange device upstream chamber 28.
- the utility room 29 is defined by the top plate 22 and the left front door 24 that constitute the building cover 21, the front partition cover 23, and the front partition plate 14A.
- an inverter device 34 to be described later is arranged in the utility room 29.
- the power storage device 30 is arranged upstream of the heat exchange device 13 in the flow direction A of the cooling air supplied to the heat exchange device 13, that is, at a position close to the left rear door 25.
- the power storage device 30 is configured using, for example, a lithium ion battery, and is mounted on the power storage device mounting plate 5 ⁇ / b> H of the turning frame 5.
- the power storage device 30 charges (accumulates) the electric power generated by the assist power generation motor 12 and the regenerative power generated by the swing electric motor 33 described later by the swing deceleration operation (regeneration operation) of the upper swing body 3.
- the power storage device 30 discharges (power feeds) the charged power to the assist power generation motor 12 and the swing electric motor 33.
- the power storage device 30 may be configured using, for example, an electric double layer capacitor.
- the power storage device 30 includes a rectangular parallelepiped casing 30 ⁇ / b> A in which a plurality of battery modules are housed, and a box body smaller than the casing 30 ⁇ / b> A. And an attached junction box (junction box) 30B.
- the casing 30A is formed with a water jacket (not shown) through which cooling water flows.
- connection box 30B connects cables 36 and 38 extending from first and second inverters 35 and 37, which will be described later, and terminals of the power storage device 30.
- an electric circuit (not shown) such as a control unit 30C is accommodated in the connection box 30B, and this electric circuit is supplied with a signal from a control device 39 described later. The charging and discharging of the power storage device 30 are controlled.
- the junction box 30B is surrounded by the upper surface 30B1, the front side surface 30B2, the rear side surface 30B3, the left side surface 30B4, and the right side surface 30B5.
- An overhang portion 30B6 that projects rearward is provided at the middle portion of the rear side surface 30B3 in the left and right directions.
- a first cable connection port 30D and a second cable connection port 30E are provided side by side in the left and right directions on the front side surface 30B2 of the connection box 30B.
- the first cable connection port 30D is connected to a later-described cable 36 that connects to the first inverter 35, and the second cable connection port 30E is connected to the second inverter 37.
- a later-described cable 38 is connected.
- a signal line connection port 30F is provided on the rear side surface 30B3 of the connection box 30B.
- a signal line 40A which will be described later, is connected to the signal line connection port 30F to connect between the control unit 30C of the power storage device 30 and the control device 39.
- the upper surface 30B1 of the junction box 30B is the upper end position of the power storage device 30.
- the first and second cable connection ports 30D and 30E provided on the front side surface 30B2 of the connection box 30B and the signal line connection port 30F provided on the rear side surface 30B3 of the connection box 30B are the upper surface 30B1 of the connection box 30B. It is arranged at a lower position. Accordingly, the first and second cable connection ports 30D and 30E, the cables 36 and 38 connected thereto, the signal line connection port 30F and the signal line 40A connected thereto are moved upward from the upper surface 30B1 of the connection box 30B. It is the structure which can suppress protruding to.
- the turning motor 31 is provided at the center of the turning frame 5. This turning motor 31 turns the upper turning body 3 with respect to the lower traveling body 2. As shown in FIG. 9, the swing motor 31 includes a swing hydraulic motor 32 that is driven by pressure oil supplied from the hydraulic pump 9, and a swing electric motor 33 that will be described later attached to the swing hydraulic motor 32. ing.
- the turning electric motor 33 constitutes a second electric motor.
- the swing electric motor 33 rotates the upper swing body 3 on the lower traveling body 2 in cooperation with the swing hydraulic motor 32.
- the casing that forms the outer shell of the swing electric motor 33 is formed with a water jacket (both not shown) through which cooling water flows.
- the turning electric motor 33 is driven by the electric power charged in the power storage device 30 being supplied, and turns the upper turning body 3.
- the swing electric motor 33 generates regenerative power by a regenerative operation when the upper swing body 3 is decelerated and charges the power storage device 30 with the regenerative power.
- the swing electric motor 33 has a function as an electric motor that rotates the upper swing body 3 when electric power is supplied from the power storage device 30 via a cable 38 to be described later.
- the swing electric motor 33 has a function as a generator that converts the kinetic energy of the upper swing body 3 into electrical energy when the upper swing body 3 is decelerated. The regenerative power generated by the swing electric motor 33 is supplied to the power storage device 30 via the cable 38 and the power storage device 30 is charged.
- the electric system of the hydraulic excavator 1 includes the assist power generation motor 12, the power storage device 30, the swing electric motor 33, an inverter device 34, a control device 39, and the like described above.
- the inverter device 34 is provided in the utility room 29.
- the inverter device 34 is disposed in front of the power storage device 30 provided in the heat exchange device upstream chamber 28 (see FIG. 2).
- the inverter device 34 is configured as a single unit including a first inverter 35 and a second inverter 37 which will be described later.
- the first inverter 35 is located in the utility room 29 in front of the power storage device 30.
- the first inverter 35 controls the operation of the assist generator motor 12.
- the first inverter 35 is composed of a plurality of switching elements including transistors, insulated gate bipolar transistors (IGBTs) and the like housed in a casing forming an outer shell, and on / off of each switching element is controlled by the control unit 35A. It is what is done.
- the casing of the first inverter 35 is formed with a water jacket (not shown) through which cooling water flows.
- the first inverter 35 and the power storage device 30 are connected to each other through a pair of cables (DC buses) 36 on the positive electrode side (plus side) and the negative electrode side (minus side).
- the first inverter 35 converts the power generated by the assist power generation motor 12 into DC power and supplies it to the power storage device 30 through the cable 36.
- the assist generator motor 12 is driven as an electric motor
- the first inverter 35 converts the DC power supplied from the power storage device 30 via the cable 36 into three-phase AC power and supplies it to the assist generator motor 12. .
- the second inverter 37 is disposed in the utility room 29 together with the first inverter 35.
- the second inverter 37 controls the operation of the swing electric motor 33.
- the second inverter 37 is composed of a plurality of switching elements housed in a casing forming an outer shell, and the on / off of each switching element is controlled by the control unit 37A. It is.
- the casing of the second inverter 37 is formed with a water jacket (not shown) through which cooling water flows.
- the second inverter 37 and the power storage device 30 are connected to each other via a pair of cables (DC buses) 38 on the positive electrode side (plus side) and the negative electrode side (minus side).
- the second inverter 37 converts the DC power supplied via the cable 38 into three-phase AC power and supplies it to the swing electric motor 33.
- the swing electric motor 33 generates regenerative power by the regenerative operation during the turning deceleration of the upper swing body 3
- the second inverter 37 converts the regenerative power generated by the swing electric motor 33 into DC power and passes through the cable 38. To the power storage device 30.
- the control device 39 controls operations of the power storage device 30, the assist power generation motor 12, the swing electric motor 33, and the like.
- the control device 39 is connected to the control unit 30C of the power storage device 30 via the signal line 40A, and is connected to the control unit 35A of the first inverter 35 via the signal line 40B.
- the control device 39 is connected to the control unit 37A of the second inverter 37 via the signal line 40C.
- Control device 39 controls charging or discharging by power storage device 30 by outputting a control signal to control unit 30 ⁇ / b> C of power storage device 30.
- the control device 39 controls the operations of the assist power generation motor 12 and the swing electric motor 33 by outputting control signals to the control units 35A and 37A of the first and second inverters 35 and 37.
- the power storage device cooling system 41 separately cools the power storage device 30 separately from the inverter device 34.
- the power storage device cooling system 41 includes a power storage device radiator 42 that cools the power storage device 30 using cooling water as a refrigerant, a power storage device cooling pump 43 that circulates the cooling water, a power storage device radiator 42, and a power storage device.
- the power storage device cooling pipe 44 is connected to the cooling pump 43 for power storage.
- the power storage device cooling system 41 forms a closed loop connected to the water jacket of the power storage device 30 (see FIG. 10).
- the heat storage device radiator 42, the power storage device cooling pump 43, and the power storage device cooling pipe 44 constituting the power storage device cooling system 41 are located on the upstream side of the heat exchange device 13 in the cooling air flow direction A. It is provided in the apparatus upstream chamber 28.
- the power storage device radiator 42 is mounted on a base member 20 provided on the support frame 14 of the heat exchange device 13. Therefore, the power storage device radiator 42 is located below the air conditioner capacitor 18 that constitutes the heat exchange device 13, and is disposed between the heat exchange device 13 and the power storage device 30.
- the power storage device radiator 42 cools the power storage device 30 by cooling the cooling water flowing through the water jacket provided in the casing 30 ⁇ / b> A of the power storage device 30.
- the power storage device radiator 42 has a box shape extending forward and rearward on the base member 20, and includes an upper tank 42A into which cooling water heated by the power storage device 30 flows, and a lower tank 42B into which cooled cooling water flows.
- the heat release portion (core) 42C provided between the upper tank 42A and the lower tank 42B is roughly configured.
- the heat dissipating part 42C is composed of a plurality of thin tubes whose upper end opens to the upper tank 42A and whose lower end opens to the lower tank 42B, and heat dissipating fins connected to these thin tubes.
- the heat radiating portion 42C radiates the heat of the cooling water through the heat radiating fins exposed to the cooling air while the cooling water flowing into the upper tank 42A flows into the lower tank 42B through each thin tube.
- the cooling water heated by the power storage device 30 is circulated by the power storage device cooling pump 43, flows into the upper tank 42A of the power storage device radiator 42, and then passes through the heat radiating portion 42C before being heated by the cooling fan 8A. It is cooled by cooling air supplied into the exchange device upstream chamber 28.
- the cooling water radiated by the heat radiating unit 42 ⁇ / b> C is supplied from the lower tank 42 ⁇ / b> B of the power storage device radiator 42 to the water jacket of the power storage device 30 through the power storage device cooling conduit 44, thereby cooling the power storage device 30.
- the lower end portion 42D of the heat radiating portion 42C constituting the power storage device radiator 42 is disposed in substantially the same plane as the upper surface 30B1 of the connection box 30B serving as the upper end portion of the power storage device 30. That is, the lower end portion 42D of the heat radiating portion 42C is disposed at a height position equal to or higher than the height of the upper surface 30B1 of the connection box 30B.
- the inverter cooling system 45 cools the first and second inverters 35 and 37 and the swing electric motor 33 constituting the inverter device 34 separately from the power storage device 30.
- the inverter cooling system 45 includes an inverter radiator 46 that cools the first and second inverters 35 and 37 and the swing electric motor 33 using cooling water as a refrigerant, and an inverter cooling pump 47 that circulates the cooling water.
- the inverter radiator 46, the first and second inverters 35 and 37, and the inverter cooling pipe 48 that interconnects the swing electric motor 33 are configured.
- the inverter cooling system 45 forms a closed loop connected to the water jackets of the first and second inverters 35 and 37 and the swing electric motor 33 (see FIG. 10).
- the inverter radiator 46 constituting the inverter cooling system 45 is provided in the heat exchanger upstream chamber 28 located upstream of the heat exchanger 13 in the flow direction of the cooling air and adjacent to the power storage radiator 42. ing.
- the inverter radiator 46 is mounted on the pedestal member 20 provided on the support frame 14 of the heat exchange device 13, adjacent to the front side (front partition plate 14 ⁇ / b> A side) of the power storage device radiator 42. . Therefore, the inverter radiator 46 is located below the fuel cooler 19 constituting the heat exchange device 13 and is disposed between the heat exchange device 13 and the power storage device 30.
- the inverter radiator 46 cools the cooling water flowing through the water jacket of the first and second inverters 35 and 37 and the water jacket of the swing electric motor 33, so that the first and second inverters 35 and 37 and The turning electric motor 33 is cooled.
- the inverter radiator 46 has a box shape extending forward and backward on the pedestal member 20, and includes an upper tank 46A into which cooling water heated by the first and second inverters 35 and 37 and the swing electric motor 33 flows, It is mainly constituted by a lower tank 46B into which cooled cooling water flows and a heat radiating portion (core) 46C provided between the upper tank 46A and the lower tank 46B.
- the heat dissipating part 46C is composed of a plurality of thin tubes whose upper end opens to the upper tank 46A and whose lower end opens to the lower tank 46B, and heat dissipating fins connected to these thin tubes.
- the heat radiating part 46C radiates the heat of the cooling water through the heat radiating fins exposed to the cooling air while the cooling water flowing into the upper tank 46A flows into the lower tank 46B through the thin tubes.
- the cooling water heated by the first and second inverters 35 and 37 and the swing electric motor 33 is circulated by the inverter cooling pump 47 and flows into the upper tank 46A of the inverter radiator 46, and then passes through the heat radiating portion 46C. While passing, it is cooled by the cooling air supplied into the heat exchange device upstream chamber 28 by the cooling fan 8A.
- the cooling water radiated by the heat radiating section 46C is supplied from the lower tank 46B of the inverter radiator 46 to the water jacket of the first and second inverters 35 and 37 and the swing electric motor 33 through the inverter cooling conduit 48, and the first The second inverters 35 and 37 and the swing electric motor 33 are cooled.
- the lower end portion 46D of the heat radiating portion 46C constituting the inverter radiator 46 is disposed in substantially the same plane as the upper surface 30B1 of the connection box 30B serving as the upper end portion of the power storage device 30. That is, the lower end portion 46D of the heat radiating portion 46C is disposed at a height position equal to or higher than the height of the upper surface 30B1 of the junction box 30B.
- the power storage device 30 and the first and second inverters 35 and 37 can be individually cooled. Accordingly, the power storage device 30 can be maintained in the proper temperature range by the power storage device radiator 42, and the first and second inverters 35 and 37 can be maintained in the proper temperature range by the inverter radiator 46.
- the power storage device 30 is independently cooled using the power storage device cooling system 41 including the power storage device radiator 42 that is separate from the heat exchange device 13.
- the power storage device cooling system 41 does not need to cool the heating elements other than the power storage device 30. Therefore, the power storage device cooling system 41 can set an optimal cooling temperature for cooling the power storage device 30.
- the power storage device radiator 42 and the inverter radiator 46 are disposed upstream of the heat exchange device 13 in the flow direction A of the cooling air flowing into the heat exchange device upstream chamber 28 and cooled. It arrange
- the inverter device 34 is disposed in the utility chamber 29 so as to be located in front of the power storage device 30 disposed in the heat exchange device upstream chamber 28.
- the inverter radiator 46 is arranged on the front side (the front partition plate 14A side) close to the inverter device 34 in the heat exchange device upstream chamber 28, and the power storage device radiator 42 is used for the inverter in the heat exchange device upstream chamber 28. It is arranged on the rear side of the radiator 46 (the rear partition plate 14B side).
- the hybrid hydraulic excavator 1 according to the present embodiment has the above-described configuration. Next, the operation thereof will be described.
- the hydraulic pump 9 and the assist generator motor 12 are driven by the engine 8.
- the hydraulic oil discharged from the hydraulic pump 9 is supplied to the left and right traveling hydraulic motors 2E and 2F, the swing hydraulic motor 32, the work according to the operation of an operation lever (not shown) provided in the cab 6. It is supplied to the boom cylinder 4D, the arm cylinder 4E, and the bucket cylinder 4F of the device 4.
- the excavator 1 performs a traveling operation by the lower traveling body 2, a turning operation by the upper revolving body 3, excavation work by the work device 4, and the like.
- the cooling fan 8 ⁇ / b> A is driven by the engine 8, so that outside air is sucked into the heat exchange device upstream chamber 28.
- the outside air sucked into the heat exchange device upstream chamber 28 becomes cooling air and is supplied to the power storage device 30, the power storage device radiator 42, the inverter radiator 46, the heat exchange device 13, etc. It is discharged to the outside.
- the assist generator motor 12 when the output torque of the engine 8 is larger than the driving torque of the hydraulic pump 9 when the hydraulic excavator 1 is operated, the assist generator motor 12 is driven as a generator by the surplus torque. Thereby, the assist power generation motor 12 generates AC power, which is converted into DC power by the first inverter 35 and stored in the power storage device 30.
- the assist power generation motor 12 when the output torque of the engine 8 is smaller than the drive torque of the hydraulic pump 9, the assist power generation motor 12 is driven as an electric motor by the electric power from the power storage device 30, and assists the drive of the hydraulic pump 9 by the engine 8 (assist). To do.
- the turning electric motor 33 is driven by supplying electric power charged to the power storage device 30, and turns the upper turning body 3 on the lower traveling body 2 in cooperation with the turning hydraulic motor 32. Moreover, the turning electric motor 33 generates AC power (regenerative power) by a regenerative operation when the upper turning body 3 is turned and decelerated. The AC power is converted into DC power by the second inverter 37 and stored in the power storage device 30.
- the assist power generation motor 12, the swing electric motor 33, and the like are driven. Therefore, the first inverter 35 that controls the assist power generation motor 12, and the second that controls the swing electric motor 33.
- the inverter 37 generates heat and the temperature rises. Further, the power storage device 30 generates heat and rises in temperature by being charged and discharged according to the operating state of the excavator 1.
- power storage device cooling system 41 that cools power storage device 30 that has risen in temperature, and first and second inverters 35 and 37 (inverter device 34) are provided separately from power storage device 30.
- An inverter cooling system 45 for cooling is provided, and the operation thereof will be described below.
- the power storage device cooling system 41 is connected to the water jacket of the power storage device 30 by a power storage device radiator 42, a power storage device cooling pump 43, and a power storage device cooling conduit 44. A closed loop is formed. Accordingly, when the power storage device cooling pump 43 operates, the cooling water (refrigerant) in the water jacket of the power storage device 30 flows into the upper tank 42A of the power storage device radiator 42. The cooling water flowing into the upper tank 42A passes through the heat radiating portion 42C and flows into the lower tank 42B.
- the cooling fan 8A is driven by the engine 8, whereby the outside air (cooling air) is supplied into the heat exchange device upstream chamber 28.
- the cooling air passes through the heat radiation portion 42C of the power storage device radiator 42, the heat of the cooling water is radiated. Therefore, the radiated cooling water flows into the lower tank 42B of the power storage device radiator 42, and the radiated cooling water flows from the lower tank 42B through the power storage device cooling conduit 44 to the water jacket of the power storage device 30 (casing 30A). To be supplied.
- the cooling water whose temperature has been increased by the power storage device 30 in this way is circulated between the water jacket of the power storage device 30 and the power storage device radiator 42 by the power storage device cooling pump 43, while the heat exchange device upstream chamber 28. It is cooled by the cooling air supplied inside. As a result, the power storage device 30 can always be kept in an appropriate temperature range by the power storage device cooling system 41.
- the inverter cooling system 45 includes a water jacket for the swing electric motor 33, water jackets for the first and second inverters 35 and 37, an inverter radiator 46, an inverter cooling pump 47, and an inverter cooling line 48. To form a closed loop. Therefore, when the inverter cooling pump 47 is operated, the cooling water (refrigerant) in the water jacket of the first and second inverters 35 and 37 and the swing electric motor 33 flows into the upper tank 46A of the inverter radiator 46. The cooling water that has flowed into the upper tank 46A passes through the heat radiating portion 46C and flows into the lower tank 46B.
- the outside air cooling air
- the heat of the cooling water is dissipated when the cooling air passes through the heat radiating portion 46C of the inverter radiator 46. Therefore, the radiated cooling water flows into the lower tank 46B of the inverter radiator 46.
- the radiated cooling water is supplied from the lower tank 46 ⁇ / b> B to the water jacket of the first and second inverters 35 and 37 and the swing electric motor 33 through the inverter cooling pipe 48.
- the cooling water whose temperature has been increased by the first and second inverters 35 and 37 and the swing electric motor 33 in this way is supplied to the first and second inverters 35 and 37 and the swing electric motor 33 by the inverter cooling pump 47. While circulating between the water jacket and the inverter radiator 46, it is cooled by the cooling air supplied into the heat exchange device upstream chamber 28. As a result, the inverter cooling system 45 can always keep the first and second inverters 35 and 37 and the swing electric motor 33 in an appropriate temperature range.
- the hydraulic excavator 1 includes a power storage device radiator 42 that cools the power storage device 30 and an inverter radiator 46 that cools the inverter device 34 including the first and second inverters 35 and 37. They are provided separately from each other. Further, the power storage device radiator 42 and the inverter radiator 46 are arranged in parallel with respect to the cooling air flow direction A between the heat exchange device 13 and the power storage device 30 in the heat exchanger upstream chamber 28. ing.
- the power storage device cooling system 41 can cool the power storage device 30 independently of the inverter device 34 by using the power storage device radiator 42. Therefore, the power storage device cooling system 41 can set an optimal cooling temperature for cooling the power storage device 30, and can efficiently cool the power storage device 30. As a result, the power storage device 30 can be kept within an appropriate temperature range, and the power storage device 30 can always be operated smoothly, so that the service life of the power storage device 30 can be improved.
- the inverter cooling system 45 can cool the inverter device 34 separately from the power storage device 30 by using the inverter radiator 46. Therefore, the inverter cooling system 45 can set an optimum cooling temperature for cooling the inverter device 34 and the swing electric motor 33, and can efficiently cool them. As a result, the inverter device 34 can be maintained within an appropriate temperature range, and the first and second inverters 35 and 37 of the inverter device 34 can always be operated smoothly.
- the power storage device radiator 42 and the inverter radiator 46 are arranged upstream of the heat exchange device 13 in the cooling air flow direction A and in parallel with the cooling air flow direction A.
- the cooling air before passing through the heat exchange device 13 and being warmed can be evenly supplied to the power storage device radiator 42 and the inverter radiator 46.
- the power storage device 30 and the first and second inverters 35 and 37 of the inverter device 34 can be efficiently cooled.
- the power storage device 30 is placed in the heat exchange device upstream chamber 28 on the upstream side of the heat exchange device 13 with respect to the flow direction A of the cooling air supplied to the heat exchange device 13.
- An inverter device 34 is arranged on the front side (cab 6 side) of the power storage device 30.
- the power storage device radiator 42 is disposed on the rear side (counterweight 7 side) of the inverter radiator 46. Therefore, the front-rear arrangement relationship between the inverter device 34 and the power storage device 30 and the front-rear arrangement relationship between the inverter radiator 46 and the power storage device radiator 42 can be matched. Thereby, the power storage device cooling pipe 44 constituting the power storage device cooling system 41 and the inverter cooling pipe 48 constituting the inverter cooling system 45 can be arranged in an orderly manner without overlapping each other. As a result, it is possible to improve workability when performing maintenance work on the power storage device cooling system 41 and the inverter cooling system 45, for example.
- the heat exchange device upstream chamber 28 includes a front partition plate 14A disposed on the front side of the heat exchange device 13 and a rear partition plate 14B disposed on the rear side of the heat exchange device 13.
- the space is formed as a space formed upstream of the heat exchange device 13 in the flow direction A of the cooling air.
- a power storage device radiator 42 and an inverter radiator 46 are arranged in the heat exchange device upstream chamber 28.
- a large amount of cooling air from the cooling fan 8A can be supplied to the power storage device radiator 42 and the inverter radiator 46 without waste, and the power storage device 30 and the first and second inverters 35 and 37 are cooled. Can be promoted.
- a connection box 30B surrounded by upper surface 30B1, front side surface 30B2, rear side surface 30B3, left side surface 30B4, and right side surface 30B5 is provided on the upper surface side of casing 30A of power storage device 30.
- First and second cable connection ports 30D and 30E are provided on the front side surface 30B2 of the connection box 30B
- a signal line connection port 30F is provided on the rear side surface 30B3 of the connection box 30B.
- the lower end portion 42D of the heat radiating portion 42C of the power storage device radiator 42 and the lower end portion 46D of the heat radiating portion 46C of the inverter radiator 46 serve as the upper end portion of the power storage device 30. Is disposed at a height position equal to or higher than the height of the upper surface 30B1.
- inverter device 34 can be efficiently cooled by inverter radiator 46, and power storage device 30 can be efficiently cooled by power storage device radiator 42.
- the inverter device 34 is configured by two inverters of the first inverter 35 and the second inverter 37 as the inverter device 34 is illustrated.
- the present invention is not limited to this.
- the inverter device may be configured by a single inverter, or the inverter device may be configured by three or more inverters.
- the inverter cooling system 45 cools the swing electric motor 33 together with the inverter device 34 is illustrated.
- the present invention is not limited to this, and another cooling system that cools the swing electric motor 33 may be provided separately from the inverter device 34.
- the crawler type hydraulic excavator 1 provided with the crawler belt 2D is described as an example of the hybrid working machine.
- the present invention is not limited to this, and can be widely applied to various working machines such as a wheeled hydraulic excavator provided with wheels, a wheel loader, a forklift, and a dump truck.
- Cooling fan 9 Hydraulic pump 12 Assist generator motor (first electric motor) 13 heat exchange device 14A front partition plate 14B rear partition plate 28 heat exchange device upstream chamber 30 power storage device 30B connection box 30B1 upper surface 30B2 front side surface (side surface) 30B3 Rear side (side) 30D 1st cable connection port 30E 2nd cable connection port 30F Signal line connection port 33
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Abstract
Description
3 上部旋回体(車体)
4 作業装置
7 カウンタウエイト
8 エンジン
8A 冷却ファン
9 油圧ポンプ
12 アシスト発電モータ(第1の電動機)
13 熱交換装置
14A 前仕切板
14B 後仕切板
28 熱交換装置上流室
30 蓄電装置
30B 接続箱
30B1 上面
30B2 前側面(側面)
30B3 後側面(側面)
30D 第1のケーブル接続口
30E 第2のケーブル接続口
30F 信号線接続口
33 旋回電動モータ(第2の電動機)
34 インバータ装置
35 第1のインバータ
37 第2のインバータ
38 ケーブル
39 制御装置
40A,40B,40C 信号線
41 蓄電装置用冷却システム
42 蓄電装置用ラジエータ
42A,46A アッパタンク
42B,46B ロアタンク
42C,46C 放熱部
42D,46D 下端部
43 蓄電装置用冷却ポンプ
44 蓄電装置用冷却管路
45 インバータ用冷却システム
46 インバータ用ラジエータ
47 インバータ用冷却ポンプ
48 インバータ用冷却管路
Claims (6)
- 前側に作業装置(4)が設けられた自走可能な車体(3)と、前記作業装置(4)との重量バランスをとるために該車体(3)の後側に設けられたカウンタウエイト(7)と、該カウンタウエイト(7)の前側に配置され油圧ポンプ(9)を駆動するエンジン(8)と、該エンジン(8)によって駆動されることにより電力を発電し、または電力が供給されることにより前記エンジン(8)の駆動を補助する電動機(12)と、エンジン冷却水および/または作動油を含む流体を冷却する熱交換装置(13)と、該熱交換装置(13)に冷却風を供給する冷却ファン(8A)と、前記熱交換装置(13)に供給される冷却風の流れ方向に対して前記熱交換装置(13)よりも上流側である熱交換装置上流室(28)に配置され、電力を充電しまたは電力を放電する蓄電装置(30)と、前記電動機(12)の動作を制御するインバータ装置(34)とを備えてなるハイブリッド式作業機において、
前記蓄電装置(30)を冷却する蓄電装置用ラジエータ(42)と、該蓄電装置用ラジエータ(42)とは別個に設けられ前記インバータ装置(34)を冷却するインバータ用ラジエータ(46)とを備え、
前記蓄電装置用ラジエータ(42)と前記インバータ用ラジエータ(46)とは、前記熱交換装置上流室(28)内で前記熱交換装置(13)と前記蓄電装置(30)との間に位置して前記冷却風の流れ方向に対して並列に配置する構成としたことを特徴とするハイブリッド式作業機。 - 前記エンジン(8)によって駆動される前記電動機である第1の電動機(12)とは別個に、前記蓄電装置(30)から供給される電力により駆動され、または回生動作によって発電した回生電力を前記蓄電装置(30)に充電する第2の電動機(33)を備え、
前記インバータ装置(34)は、前記第1の電動機(12)の動作を制御する第1のインバータ(35)と、前記第2の電動機(33)の動作を制御する第2のインバータ(37)とにより構成してなる請求項1に記載のハイブリッド式作業機。 - 前記エンジン(8)は左,右方向に延在する横置き状態で配置し、
前記蓄電装置(30)と前記熱交換装置(13)とは冷却風の流れ方向に対して直列に配置し、
前記インバータ装置(34)は、前記車体(3)の前,後方向において前記蓄電装置(30)よりも前側に配置し、
前記インバータ用ラジエータ(46)は、前記熱交換装置上流室(28)内で前記インバータ装置(34)と近い位置に配置し、前記蓄電装置用ラジエータ(42)は、前記熱交換装置上流室(28)内で前記インバータ用ラジエータ(46)の後側に配置する構成としてなる請求項1に記載のハイブリッド式作業機。 - 前記熱交換装置上流室(28)は、前記車体(3)の前,後方向において前記熱交換装置(13)の前側で左,右方向に延びる前仕切部材(14A)と、前記車体(3)の前,後方向において前記熱交換装置(13)の後側で前記カウンタウエイト(7)に沿って左,右方向に延びる後仕切部材(14B)とにより囲まれ、前記熱交換装置(13)よりも冷却風の流れ方向の上流側に形成される空間により構成してなる請求項1に記載のハイブリッド式作業機。
- 前記蓄電装置(30)の上面側には、前記インバータ装置(34)から延びるケーブル(36,38)と前記蓄電装置(30)の端子との間を接続する接続箱(30B)を設け、
前記接続箱(30B)の側面(30B2,30B3)には、前記ケーブル(36,38)が接続されるケーブル接続口(30D,30E)と、前記蓄電装置(30)による充電または放電を制御する制御装置(39)からの信号線(40A)が接続される信号線接続口(30F)とを設ける構成としてなる請求項1に記載のハイブリッド式作業機。 - 前記インバータ用ラジエータ(46)および前記蓄電装置用ラジエータ(42)は、冷却すべき冷媒が流入するアッパタンク(46A,42A)と、冷却された冷媒が流入するロアタンク(46B,42B)と、前記アッパタンク(46A,42A)と前記ロアタンク(46B,42B)との間に設けられ冷媒の熱を冷却風中に放熱する放熱部(46C,42C)とを有し、
前記インバータ用ラジエータ(46)の前記放熱部(46C)の下端部(46D)および前記蓄電装置用ラジエータ(42)の前記放熱部(42C)の下端部(42D)は、前記接続箱(30B)の上面(30B1)の高さ以上の高さ位置に配置する構成としてなる請求項5に記載のハイブリッド式作業機。
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018225483A1 (ja) * | 2017-06-09 | 2018-12-13 | 日立建機株式会社 | 建設機械 |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014063018A1 (en) | 2012-10-19 | 2014-04-24 | Agility Fuel Systems, Inc. | Systems and methods for mounting a fuel system |
JP6040187B2 (ja) * | 2014-02-24 | 2016-12-07 | 日立建機株式会社 | 建設機械 |
JP6469381B2 (ja) * | 2014-07-28 | 2019-02-13 | 日立建機株式会社 | ハイブリッド式作業機 |
US9855838B2 (en) * | 2014-08-21 | 2018-01-02 | Mitsubishi Logisnext Co., LTD. | Industrial vehicle |
JP5904624B1 (ja) * | 2014-08-21 | 2016-04-13 | ニチユ三菱フォークリフト株式会社 | 産業用車両 |
KR102567146B1 (ko) * | 2017-05-31 | 2023-08-18 | 한온시스템 주식회사 | 차량용 쿨링모듈 |
JP6593475B2 (ja) * | 2018-02-07 | 2019-10-23 | コベルコ建機株式会社 | 建設機械 |
DE102018115036A1 (de) * | 2018-06-22 | 2019-12-24 | Weidemann GmbH | Arbeitsfahrzeug mit elektrischem Energiespeicher |
AU2019325602B2 (en) | 2018-08-24 | 2022-06-30 | Hexagon Purus North America Holdings Inc. | Battery system for heavy duty vehicles |
MX2021012601A (es) | 2019-04-19 | 2022-01-18 | Hexagon Purus North America Holdings Inc | Sistema de motopropulsion eléctrico para vehículos pesados. |
BR112021020928A2 (pt) * | 2019-04-19 | 2022-01-25 | Hexagon Purus North America Holdings Inc | Conjunto de dispositivos acessórios de extremidade dianteira elétrica |
JP7323349B2 (ja) * | 2019-06-24 | 2023-08-08 | 株式会社クボタ | 電動作業車 |
JP7321008B2 (ja) * | 2019-06-24 | 2023-08-04 | 株式会社クボタ | 電動作業車 |
CA3161967A1 (en) | 2019-11-26 | 2021-06-03 | Hexagon Purus North America Holdings Inc. | Electric vehicle power distribution and drive control modules |
US11821166B2 (en) * | 2020-07-22 | 2023-11-21 | Caterpillar Underground Mining Pty. Ltd. | Internal support structure for underground battery machines |
US11673451B2 (en) | 2020-07-28 | 2023-06-13 | Deere & Company | Waste heat scavenging method and system for a work machine |
US11926207B2 (en) | 2020-10-09 | 2024-03-12 | Hexagon Purus North America Holdings Inc. | Battery and auxiliary components for vehicle trailer |
JP2022077853A (ja) * | 2020-11-12 | 2022-05-24 | 住友建機株式会社 | ショベル |
WO2022125929A1 (en) | 2020-12-11 | 2022-06-16 | Hexagon Purus North America Holdings Inc. | Trailer hookup breakaway mitigation systems and methods |
JP2022157912A (ja) * | 2021-03-31 | 2022-10-14 | 住友建機株式会社 | ショベル |
JP2023062508A (ja) * | 2021-10-21 | 2023-05-08 | ヤンマーホールディングス株式会社 | 電動式作業機械 |
JP2024085555A (ja) * | 2022-12-15 | 2024-06-27 | 株式会社タダノ | クレーン |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006224812A (ja) * | 2005-02-17 | 2006-08-31 | Hitachi Constr Mach Co Ltd | 建設機械 |
JP2011021431A (ja) * | 2009-07-17 | 2011-02-03 | Sumitomo (Shi) Construction Machinery Co Ltd | ハイブリッド型建設機械 |
JP2012211432A (ja) * | 2011-03-30 | 2012-11-01 | Sumitomo Heavy Ind Ltd | 作業機械 |
JP2012241425A (ja) * | 2011-05-19 | 2012-12-10 | Hitachi Constr Mach Co Ltd | 開口閉塞カバーおよび該開口閉塞カバーを備えた建設機械 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4520649B2 (ja) | 2001-02-06 | 2010-08-11 | 株式会社小松製作所 | ハイブリッド式建設機械 |
JP4830700B2 (ja) * | 2006-04-21 | 2011-12-07 | 株式会社デンソー | クーリングモジュール |
EP2053167B1 (en) * | 2006-08-02 | 2018-10-31 | Komatsu Ltd. | Hybrid working vehicle |
JP5336467B2 (ja) * | 2008-03-05 | 2013-11-06 | カルソニックカンセイ株式会社 | 車両用バッテリ冷却装置 |
JP4867998B2 (ja) * | 2009-01-16 | 2012-02-01 | 株式会社豊田自動織機 | 産業車両用電気部品ユニットおよび該ユニットを有する産業車両 |
JP5363160B2 (ja) * | 2009-03-27 | 2013-12-11 | 日立建機株式会社 | 建設機械の防塵装置 |
JP5250497B2 (ja) * | 2009-07-29 | 2013-07-31 | 日立建機株式会社 | 防塵ネットの配設構造 |
JP5417123B2 (ja) * | 2009-10-29 | 2014-02-12 | 株式会社日立製作所 | 電動車両の冷却システム |
JP5222839B2 (ja) * | 2009-12-21 | 2013-06-26 | 株式会社日立製作所 | 電動車両の冷却システム |
JP5113198B2 (ja) * | 2010-01-19 | 2013-01-09 | 日立建機株式会社 | 建設機械の冷却構造 |
JP5580681B2 (ja) * | 2010-07-22 | 2014-08-27 | 日立建機株式会社 | 電動作業車両 |
KR101601050B1 (ko) * | 2010-10-06 | 2016-03-22 | 현대자동차주식회사 | 차량용 냉각장치 |
JP5649463B2 (ja) * | 2011-01-14 | 2015-01-07 | 日立建機株式会社 | 建設機械 |
JP5160668B2 (ja) * | 2011-06-17 | 2013-03-13 | 株式会社小松製作所 | 油圧ショベル |
JP2013091378A (ja) * | 2011-10-25 | 2013-05-16 | Hitachi Constr Mach Co Ltd | ハイブリッド式作業車両 |
JP2013107420A (ja) * | 2011-11-17 | 2013-06-06 | Toyota Motor Corp | 車両用電池の冷却装置 |
US10046617B2 (en) * | 2013-02-01 | 2018-08-14 | Ford Global Technologies, Llc | Electric vehicle multi-loop thermal management system |
WO2015019715A1 (ja) * | 2013-08-09 | 2015-02-12 | 株式会社小松製作所 | 作業車両 |
-
2014
- 2014-07-28 JP JP2014152854A patent/JP6132273B2/ja active Active
-
2015
- 2015-05-13 KR KR1020167023705A patent/KR101860657B1/ko active IP Right Grant
- 2015-05-13 EP EP15826830.0A patent/EP3176335B1/en active Active
- 2015-05-13 WO PCT/JP2015/063769 patent/WO2016017233A1/ja active Application Filing
- 2015-05-13 CN CN201580012896.8A patent/CN106103852B/zh active Active
- 2015-05-13 US US15/122,992 patent/US10000908B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006224812A (ja) * | 2005-02-17 | 2006-08-31 | Hitachi Constr Mach Co Ltd | 建設機械 |
JP2011021431A (ja) * | 2009-07-17 | 2011-02-03 | Sumitomo (Shi) Construction Machinery Co Ltd | ハイブリッド型建設機械 |
JP2012211432A (ja) * | 2011-03-30 | 2012-11-01 | Sumitomo Heavy Ind Ltd | 作業機械 |
JP2012241425A (ja) * | 2011-05-19 | 2012-12-10 | Hitachi Constr Mach Co Ltd | 開口閉塞カバーおよび該開口閉塞カバーを備えた建設機械 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018225483A1 (ja) * | 2017-06-09 | 2018-12-13 | 日立建機株式会社 | 建設機械 |
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