# US 7,607,371 B2 · Split serial-parallel hybrid dual-power drive system

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- Number: US 7,607,371 B2
- Document ID: US7607371B2
- Status: Granted
- Kind: B2
- Application number: 11/950,563
- Filed: 2007-12-05
- Published: 2008-03-27
- Granted: 2009-10-27
- Earliest claimed: 2004-10-29
- Inventors: Tai-Her Yang
- Web page: https://patentgrep.com/patent/US7607371B2

## CPC

- B60W 20/20: Control strategies involving selection of hybrid configuration, e.g. selection between series or parallel configuration
- B60K 6/387: Actuated clutches, i.e. clutches engaged or disengaged by electric, hydraulic or mechanical actuating means
- B60K 6/44: Series-parallel type
- B60K 6/442: Series-parallel switching type
- B60K 6/46: Series type
- B60K 6/48: Parallel type
- B60K 6/50: Architecture of the driveline characterised by arrangement or kind of transmission units
- B60K 6/52: Driving a plurality of drive axles, e.g. four-wheel drive
- B60L 50/15: with additional electric power supply (with capacitors charged by engine-driven generators B60L50/40; with batteries charged by engine-driven generators B60L50/61)
- B60L 50/16: with provision for separate direct mechanical propulsion
- B60W 10/02: including control of driveline clutches
- B60W 10/06: including control of combustion engines
- B60W 10/08: including control of electric propulsion units, e.g. motors or generators
- B60W 10/26: for electrical energy, e.g. batteries or capacitors
- B60W 20/00: Control systems specially adapted for hybrid vehicles {(hybrid vehicle design, B60K6/00; electric vehicles B60L)}
- F16H 3/727: {with at least two dynamo electric machines for creating an electric power path inside the gearing, e.g. using generator and motor for a variable power torque path}
- B60K 2006/268: {Electric drive motor starts the engine, i.e. used as starter motor}
- B60K 2006/381: {characterized by driveline brakes}
- B60Y 2200/92: Hybrid vehicles
- B60Y 2300/182: Selecting between different operative modes, e.g. comfort and performance modes
- B60Y 2300/42: Control of clutches
- B60Y 2300/60: Control of electric machines, e.g. problems related to electric motors or generators
- Y02T 10/62: Hybrid vehicles
- Y02T 10/70: Energy storage systems for electromobility, e.g. batteries
- Y02T 10/7072: Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
- Y10S 903/906: Motor or generator
- Y10S 903/907: Electricity storage, e.g. battery, capacitor
- Y10S 903/93: Conjoint control of different elements
- Y10T 74/19019: Plural power paths from prime mover
- Y10T 74/19126: Plural drivers plural driven
- B60W: CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- 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
- B60L: PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES (arrangements or mounting of electrical propulsion units or of plural diverse prime-movers for mutual or common propulsion in vehicles B60K1/00, B60K6/20; arrangements or mounting of electrical gearing in vehicles B60K17/12, B60K17/14; preventing wheel slip by reducing power in rail vehicles B61C15/08; dynamo-electric machines H02K; control or regulation of electric motors H02P); SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES (electric coupling devices combined with mechanical couplings of vehicles B60D1/64; electric heating for vehicles B60H1/00); ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL (control or regulation of electric motors H02P); MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- F16H: GEARING
- B60Y: INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- Y02T: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y10S: TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

## Abstract

A split serial-parallel hybrid dual-power drive system, comprised of two or more than two separation drive systems allowing independent operation to respectively drive the load, or all loads driven individually are incorporated in a common frame to drive land, surface, underwater transportation means or aircraft, industrial machines and equipment or any other load drive by rotational kinetic energy.

## Claims

### Claim 1

A drive system arrangement for driving a load, comprising:
a first drive system that includes
a power source have a power source shaft;
a dual-motion dynamo-electrical unit having a first rotary portion and having a second rotary portion that is coupled to the load;
a first clutch that selectively couples the first rotary portion and the second rotary portion; and
first means for selectively transferring power from the power source shaft to the first rotary portion, the first means additionally including brake means for selectively immobilizing the first rotary portion and further including a first dynamo-electrical unit.

### Claim 2 (depends on 1)

The drive system arrangement of claim 1, further comprising a second drive system that is linked to the load, and second means for selectively transferring power from the power source shaft to the load.

### Claim 3 (depends on 2)

The drive system arrangement of claim 2, wherein the first means comprises a transmission unit that is connected to the power source shaft, and the second means comprises a second clutch that selectively couples the transmission unit to the second drive system.

### Claim 4 (depends on 3)

The drive system arrangement of claim 3, wherein the second drive system comprises a second dynamo-electrical unit that is connected to the second clutch.

### Claim 5 (depends on 4)

The drive system arrangement of claim 4, further comprising a transmission unit connected to the second dynamo-electrical unit.

### Claim 6 (depends on 4)

The drive system arrangement of claim 4, wherein the first means comprises a third clutch that is connected between the first dynamo-electrical unit and the first load.

### Claim 7 (depends on 6)

The drive system arrangement of claim 6, further comprising a rechargeable device.

### Claim 8 (depends on 7)

The drive system arrangement of claim 7, further comprising control unit means (105) for selectively actuating the first, second, and third clutches, the control unit means (105) additionally being connected to the dual-motion dynamo-electrical unit, the rechargeable device, and the first and second dynamo-electrical units.

### Claim 9 (depends on 1)

The drive system arrangement of claim 1, wherein the first means further comprises a transmission unit connected to the power source shaft and the third clutch connected between the first dynamo-electrical unit and the first load.

### Claim 10 (depends on 1)

The drive system arrangement of claim 1, further comprising a rechargeable device and a control unit (105) that is connected to the rechargeable device, the control unit (105) additionally being connected to the dual-motion dynamo-electrical unit, the first dynamo-electrical unit, the first clutch, and the brake means.