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WO2009065690A1 - Procédé d'optimisation de la récupération d'énergie dans un véhicule hybride - Google Patents

Procédé d'optimisation de la récupération d'énergie dans un véhicule hybride Download PDF

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Publication number
WO2009065690A1
WO2009065690A1 PCT/EP2008/064236 EP2008064236W WO2009065690A1 WO 2009065690 A1 WO2009065690 A1 WO 2009065690A1 EP 2008064236 W EP2008064236 W EP 2008064236W WO 2009065690 A1 WO2009065690 A1 WO 2009065690A1
Authority
WO
WIPO (PCT)
Prior art keywords
vehicle
energy
energy storage
recovery
electric machine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2008/064236
Other languages
German (de)
English (en)
Inventor
Mesut Er
Johannes Kaltenbach
Winfried Fakler
Stefan Wallner
Notker Amann
Christian Mittelberger
Stefan Blattner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZF Friedrichshafen AG
Original Assignee
ZF Friedrichshafen AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZF Friedrichshafen AG filed Critical ZF Friedrichshafen AG
Publication of WO2009065690A1 publication Critical patent/WO2009065690A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • 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
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • 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
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/24—Conjoint control of vehicle sub-units of different type or different function including control of energy storage means
    • B60W10/26—Conjoint control of vehicle sub-units of different type or different function including control of energy storage means for electrical energy, e.g. batteries or capacitors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • 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
    • B60W20/00—Control systems specially adapted for hybrid vehicles
    • B60W20/10—Controlling the power contribution of each of the prime movers to meet required power demand
    • B60W20/11—Controlling the power contribution of each of the prime movers to meet required power demand using model predictive control [MPC] strategies, i.e. control methods based on models predicting performance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • 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
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18—Propelling the vehicle
    • B60W30/18009—Propelling the vehicle related to particular drive situations
    • B60W30/18109—Braking
    • B60W30/18127—Regenerative braking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • 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
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18—Propelling the vehicle
    • B60W30/188—Controlling power parameters of the driveline, e.g. determining the required power
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • 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
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/24—Energy storage means
    • B60W2510/242—Energy storage means for electrical energy
    • B60W2510/244—Charge state
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • 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
    • B60W2520/00—Input parameters relating to overall vehicle dynamics
    • B60W2520/10—Longitudinal speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • 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
    • B60W2530/00—Input parameters relating to vehicle conditions or values, not covered by groups B60W2510/00 or B60W2520/00
    • B60W2530/10—Weight
    • 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
    • Y02T10/62—Hybrid vehicles

Definitions

  • the present invention relates to a method for optimizing the energy recovery in a hybrid vehicle, in particular in a parallel hybrid vehicle, comprising an internal combustion engine, at least one electric machine and an energy storage connected to the electric machine according to the preamble of patent claim 1.
  • hybrid vehicles comprising a hybrid transmission are known. They comprise, in addition to the internal combustion engine, at least one electric motor or one electrical machine.
  • a generator is driven by the internal combustion engine, with the generator supplying electric power to the electric motor driving the wheels.
  • parallel hybrid vehicles are known in which an addition of the torques of the internal combustion engine and at least one connectable to the internal combustion engine electric machine.
  • the electric machines can be connected to the belt drive or to the crankshaft of the internal combustion engine. The torques generated by the internal combustion engine and / or the at least one electric machine are transmitted to the driven axle via a downstream transmission.
  • a drive train with an electrically adjustable hybrid transmission and an electrohydraulic control system a plurality of electric power units and a plurality of torque-transmitting mechanisms is known.
  • the torque-transmitting mechanisms can be selectively engaged by the electro-hydraulic control system to four forward gears, a neutral state, a low and high speed electrical operation, a to provide electrically variable low and high speed operating modes and a hill hold mode.
  • a hybrid drive for vehicles at least including a main engine, in particular an internal combustion engine, a generator, an electric motor and a, a sun gear, a ring gear, a planet carrier and planetary gears having planetary gear, which includes at least one output shaft. It is provided that for a first driving range of the vehicle for adding the torques, the drive shafts of the main motor and the electric motor are coupled to the sun gear of the planetary gear and for another driving range of one of the two motors for mechanically adding the rotational speeds according to the superposition principle frictionally on the ring gear the planetary gear is coupled.
  • a drive control system for a motor vehicle with a hybrid drive in which a device is provided which provides signals indicating Bethebszurise the vehicle, the internal combustion engine and the electric machine, wherein the control of the hybrid drive a start / Stop function is performed, based on the operating condition of the vehicle, the internal combustion engine is switched off and decoupled from the drive train to be started in a next step in response to signals from the controller of the electric machine.
  • the present invention has for its object to provide a method for optimizing the energy recovery in a hybrid vehicle, comprising an internal combustion engine, at least one electric machine and an energy storage connected to the electric machine, by the implementation of the kinetic energy of the vehicle is taken into account and used optimally.
  • a method for optimizing the energy recovery in a hybrid vehicle, in particular a parallel hybrid vehicle is proposed, in the context of which, during the operation of the vehicle, for the kinetic energy of the vehicle in the vehicle connected to the electric machine of the vehicle energy storage space is kept free, to a recovery to enable the kinetic energy.
  • the charging process of the energy storage device of the vehicle is controlled in such a way that the energy storage device of the vehicle does not reach its upper charging limit at any time during the driving operation; Ideally, the energy storage is fully charged at standstill of the vehicle.
  • the entire kinetic energy of the vehicle can be fed back into the energy store, for example when the vehicle is being decelerated. Due to the concept of the invention, the kinetic energy in the vehicle for the purpose of energy recovery time can be optimally used.
  • the life of the energy storage is increased because the limits for the normal functionality can be made narrower and it becomes less necessary to carry loads in critical areas. Furthermore, the costs for the energy storage are reduced, since this can be advantageously dimensioned smaller by optimizing the energy recovery.
  • the limits for the available charging and discharging energies or the load limits of the energy storage device of the vehicle connected to the electric machine of the vehicle in the energy storage module of the controller are determined and can be changed dynamically, so that during the driving operation of the vehicle a storage space for the vehicle existing kinetic energy can be reserved.
  • Epot m * g * h, where m: mass, g: acceleration of gravity and h: height difference, where the height difference is the height difference to the destination or to a defined point along the distance still to be covered ,

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

L'invention concerne un procédé d'optimisation de la récupération d'énergie dans un véhicule hybride. Selon le procédé, pendant le fonctionnement du véhicule, un espace est réservé à l'accumulation de l'énergie cinétique du véhicule dans l'accumulateur d'énergie raccordé au moteur électrique du véhicule, afin de permettre une récupération de cette énergie cinétique.
PCT/EP2008/064236 2007-11-20 2008-10-22 Procédé d'optimisation de la récupération d'énergie dans un véhicule hybride Ceased WO2009065690A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007047821.8 2007-11-20
DE102007047821A DE102007047821A1 (de) 2007-11-20 2007-11-20 Verfahren zur Optimierung der Energierückgewinnung bei einem Hybridfahrzeug

Publications (1)

Publication Number Publication Date
WO2009065690A1 true WO2009065690A1 (fr) 2009-05-28

Family

ID=40251835

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/064236 Ceased WO2009065690A1 (fr) 2007-11-20 2008-10-22 Procédé d'optimisation de la récupération d'énergie dans un véhicule hybride

Country Status (2)

Country Link
DE (1) DE102007047821A1 (fr)
WO (1) WO2009065690A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010029443A1 (de) * 2010-05-28 2011-12-01 Zf Friedrichshafen Ag Verfahren zum Betreiben eines Antriebsstrangs
WO2012169009A1 (fr) * 2011-06-07 2012-12-13 トヨタ自動車株式会社 Véhicule électrique et procédé de commande d'un véhicule électrique
DE102014222073A1 (de) 2014-10-29 2016-05-04 Robert Bosch Gmbh Verfahren und Vorrichtung zum Betreiben eines Kraftfahrzeugs mit einem elektrischen Energiespeicher

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19628877A1 (de) * 1996-07-17 1998-01-22 Bayerische Motoren Werke Ag Verfahren zum Betrieb eines Fahrzeugs mit einer ersten und einer zweiten Antriebs-Energiequelle
DE10005581A1 (de) * 1999-02-09 2000-10-26 Hitachi Ltd Verfahren zum Steuern eines Hybridfahrzeuges
US6230496B1 (en) * 2000-06-20 2001-05-15 Lockheed Martin Control Systems Energy management system for hybrid electric vehicles

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1319883B1 (it) 2000-02-04 2003-11-12 Fiat Ricerche Procedimento e sistema di controllo della propulsione di unautoveicolo
DE10128758A1 (de) * 2001-06-13 2002-12-19 Bosch Gmbh Robert Verfahren und Einrichtung zur Ansteuerung eines Hybridfahrzeugs
US7395837B2 (en) 2005-04-28 2008-07-08 General Motors Corporation Multiplexed pressure switch system for an electrically variable hybrid transmission
DE102005057607B3 (de) 2005-12-02 2007-04-05 Hytrac Gmbh Hybridantrieb für Fahrzeuge
DE102006034933B4 (de) * 2006-07-28 2016-10-06 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Verfahren und Vorrichtung zur Steuerung eines Hybrid-Fahrzeugantriebs

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19628877A1 (de) * 1996-07-17 1998-01-22 Bayerische Motoren Werke Ag Verfahren zum Betrieb eines Fahrzeugs mit einer ersten und einer zweiten Antriebs-Energiequelle
DE10005581A1 (de) * 1999-02-09 2000-10-26 Hitachi Ltd Verfahren zum Steuern eines Hybridfahrzeuges
US6230496B1 (en) * 2000-06-20 2001-05-15 Lockheed Martin Control Systems Energy management system for hybrid electric vehicles

Also Published As

Publication number Publication date
DE102007047821A1 (de) 2009-05-28

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