EP2445738A1 - Véhicule comportant un système d'entraînement - Google Patents

Véhicule comportant un système d'entraînement

Info

Publication number
EP2445738A1
EP2445738A1 EP10723534A EP10723534A EP2445738A1 EP 2445738 A1 EP2445738 A1 EP 2445738A1 EP 10723534 A EP10723534 A EP 10723534A EP 10723534 A EP10723534 A EP 10723534A EP 2445738 A1 EP2445738 A1 EP 2445738A1
Authority
EP
European Patent Office
Prior art keywords
energy
drive device
energy storage
storage device
vehicle
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.)
Withdrawn
Application number
EP10723534A
Other languages
German (de)
English (en)
Inventor
Tim Schaefer
Andreas Gutsch
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.)
Li Tec Battery GmbH
Original Assignee
Li Tec Battery GmbH
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 Li Tec Battery GmbH filed Critical Li Tec Battery GmbH
Publication of EP2445738A1 publication Critical patent/EP2445738A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
    • B60H1/00385—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell
    • B60H1/00392—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell for electric vehicles having only electric drive means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00492—Heating, cooling or ventilating [HVAC] devices comprising regenerative heating or cooling means, e.g. heat accumulators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H1/3201—Cooling devices using absorption or adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H1/3201—Cooling devices using absorption or adsorption
    • B60H1/32011—Cooling devices using absorption or adsorption using absorption, e.g. using Li-Br and water
    • 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

Definitions

  • the present invention relates to a vehicle having a drive device and is described in particular in connection with lithium-ion batteries for supplying the drive device. Furthermore, the invention relates to a method for operating a vehicle according to the invention with a drive device. It should be noted, however, that the invention can also be used regardless of the type of battery or regardless of the type of powered drive.
  • WO 99/097804 describes a method for high-temperature accumulators for stationary energy storage and the propulsion power network of independent land, water, air and space vehicles.
  • the task is also to drive off-grid vehicles of all kinds in the same way or more comfortably than through combustion engines.
  • the object is achieved in the fuel-free the largest possible amount of heat per unit weight or space is stored in the high-temperature accumulator according to the invention, conserved over a long time and delivered as needed with the greatest possible efficiency as drive energy.
  • the basic material for solving these problems is graphite, which also serves as storage material, but at the same time is also used for heat and power conduction and as resistance heating.
  • the invention has for its object to improve the efficiency of such vehicles with drive device.
  • the vehicle according to the invention is equipped with a drive device which has at least one Vorretesein direction, a drive device, an energy conversion device and a first energy storage device.
  • the drive device is provided to apply the Vorretesein direction with a force and / or torque.
  • the energy conversion device is provided to be powered by the drive device with energy.
  • the first energy storage device is provided to store energy.
  • the drive device is further provided to temporarily assume a first operating state, in which the propulsion device is acted upon by the drive device with a force and / or torque, or temporarily assume a second operating state, in which the drive device of the propulsion device with a force and / or a torque is applied.
  • the drive device and the energy conversion device are provided to supply energy to the energy conversion device or the first energy storage device.
  • the energy conversion device is provided to convert electrical energy into heat energy.
  • a vehicle in the sense of the invention is to be understood in particular as a land vehicle, a watercraft or even an aircraft.
  • the vehicle is designed to carry at least one person.
  • the land vehicle preferably has at least one wheel or drive chain.
  • a drive device in the sense of the invention is to be understood as a device which in particular serves to drive a vehicle.
  • the drive device according to the invention has at least one propulsion device, a drive device, an energy conversion device and a first energy storage device.
  • the drive device also serves to decelerate a vehicle.
  • the drive device converts kinetic energy into a different manifestation and stores the converted energy.
  • a delay is also to be understood as meaning that the kinetic energy of the propulsion device remains unchanged when an external load supplies energy to the vehicle, in particular during a descent and / or during a coasting operation.
  • the energy supplied by the external load is in particular supplied to the first energy storage device.
  • a propulsion device is a device to understand, which is used in particular for transmitting power to a moving body, a fluid or the environment.
  • the propulsion device transmits a frictional force, a driving force, a torque or even a pulse.
  • the propulsion device is designed in particular as a toothed wheel, friction wheel, pinion, sprocket, pulley, pump, propeller, propeller or turbine stage or expansion stage and also a gas turbine.
  • the drive device is in particular also provided to be supplied with power and / or torque by the propulsion device.
  • the drive device is preferably connected in a force-locking and / or form-fitting manner to the propulsion device, in particular by means of a shaft, belt or chain.
  • the drive device is designed as an electric motor, particularly preferably as a DC motor.
  • the drive device preferably supplies energy to the energy conversion device when the drive device is subjected to a force and / or torque by the propulsion device.
  • An energy conversion device in the sense of the invention is to be understood as a device which serves in particular for the conversion of the appearance of energy.
  • the energy conversion device is temporarily supplied with energy by the drive device.
  • the energy conversion device converts the appearance of the supplied energy.
  • the energy conversion device of a first energy storage device temporarily converts converted energy.
  • the energy conversion device is selected depending on the types of the drive device and the first energy storage device.
  • the energy conversion device converts energy into thermal energy.
  • a drive device of the energy conversion device preferably provides electrical energy.
  • the energy conversion device preferably provides thermal energy to a first energy storage device.
  • an energy conversion device is supplied with energy from a plurality of drive devices.
  • the energy conversion device acts as an ohmic resistance.
  • the energy conversion device is designed as an electrical resistance.
  • the energy conversion device preferably has a plurality of energy converters, in particular of different performance and / or design.
  • a first energy storage device in the sense of the invention means a device which in particular stores the energy supplied by the energy conversion device.
  • the design of the first energy storage device is selected as a function of the appearance of the energy supplied.
  • the first energy storage device is provided to provide energy to a consumer of the vehicle.
  • the first energy storage device is designed as a storage for thermal energy.
  • the first energy storage device has at least one surrounding wall.
  • the first energy storage device at least partially has a particular thermal insulation.
  • the first energy storage device is associated with at least one measuring device, in particular for detecting the temperature.
  • the first energy storage device is designed in several parts and arranged at several locations within the vehicle.
  • the first energy storage device temporarily and optionally supplies thermal energy to the passenger compartment of the vehicle.
  • a first operating state in the sense of the invention is to be understood as meaning a state in which the drive device supplies a force and / or a torque to the propulsion device.
  • a vehicle is accelerated in a first operating state.
  • the kinetic energy of a vehicle is kept constant under an applied load, wherein the impressed load acts substantially counter to the largest speed vector of the vehicle.
  • a second operating state in the sense of the invention means a state in which a force and / or a torque is supplied to the drive device by the propulsion device.
  • the second operating state is initiated by an operator of the vehicle.
  • a vehicle is decelerated in a second operating state.
  • the kinetic energy of a vehicle becomes constant when the load is applied held, wherein the applied load acts substantially in the direction of the largest speed vector of the vehicle.
  • the propulsion device can be deprived of energy in a second operating state and can be supplied for storage after conversion of the appearance of the first energy storage device.
  • the energy stored in the first energy storage device is available to supply a consumer of the vehicle.
  • kinetic energy can be recovered in a second operating condition.
  • existing deceleration devices of the vehicle can be relieved and their service life increased. This solves the underlying task.
  • the energy conversion device is at least partially surrounded by the first energy storage device.
  • a plurality of energy conversion devices are at least partially surrounded by the first energy storage device.
  • the energy conversion device is provided with a lateral surface of the first energy storage device in particular thermally conductive contact.
  • the energy conversion device is substantially completely surrounded by the first energy storage device.
  • the arrangement of the energy conversion device within the first energy storage device allows a good heat exchange.
  • the energy conversion device has a wall with a thermally conductive material.
  • the wall in particular ribs and / or pins, which serve to increase the heat-conducting surface of the energy conversion device.
  • the first energy storage device has at least one first substance, which is able to undergo a phase transition.
  • the first substance is substantially completely surrounded by a wall of the first energy storage device.
  • the first substance preferably completely surrounds the energy conversion device and is in heat-conducting contact with the energy conversion device.
  • the first substance is selected such that the temperature of a phase transition is appreciably lower than the operating temperature of the energy conversion device.
  • the first substance is chosen so that the temperature of a phase transition is temporarily at least 10 Kelvin below the operating temperatures of the energy conversion device.
  • the first energy storage device has at least two first substances with different phase transition temperatures.
  • the first substance of the first energy storage device is chosen such that it undergoes a phase transition from solid to liquid, preferably directly from solid to gaseous, at a predetermined temperature.
  • the temperature of the phase transition is preferably selected as a function of the operating temperatures of the energy conversion device.
  • the temperature of a phase transition of the first substance is temporarily at least 10 Kelvin below the operating temperatures of the energy conversion device.
  • the first substance is formed as a metallic alloy. The first substance is preferably selected with regard to the greatest possible phase change enthalpy.
  • the drive device is associated with a second energy storage device.
  • this second energy storage device is a rechargeable battery, more preferably a battery of high energy density.
  • the electrolyte of the second energy storage device preferably has lithium ions.
  • the second energy Storage device on at least one ceramic separator.
  • the second energy storage device is associated with at least one measuring device, in particular for detecting the temperature.
  • the second energy storage device is designed in several parts and arranged at a plurality of locations within the vehicle.
  • the second energy storage device is formed replaceable.
  • the second energy storage device is assigned a control device.
  • the first energy storage device of the second energy storage device at predetermined conditions energy.
  • the first energy storage device of the second energy storage device to heat energy.
  • Predetermined conditions exist, in particular, when the actual temperature of the second energy storage device falls below its minimum operating temperature.
  • the temperature of the second energy storage device designed as a battery is increased with the aid of the first energy storage device.
  • the second energy storage device has at least one measuring device, in particular for detecting the temperature of the second energy storage device.
  • the drive device is associated with a control device. The control device in particular makes the processing of the detected temperature of the second energy storage device, the comparison of the detected temperature with a predetermined minimum temperature of the second energy storage device and the introduction of a power supply from the first energy storage device to the second energy storage device.
  • the drive device is associated with an absorption chiller.
  • the first energy storage device of the absorption refrigerator at predetermined conditions, in particular heat energy to.
  • the second energy storage device of the absorption chiller at predetermined conditions, in particular heat energy to.
  • Predetermined conditions are in particular when the temperature of the first energy storage device, the second energy storage device and / or the energy conversion device exceeds or threatens to exceed a maximum permissible operating temperature. Another predetermined condition is met when energy must be supplied to the absorption chiller for its function.
  • the first energy storage device, the second energy storage device and / or the energy conversion device are each assigned at least one measuring device, in particular for detecting the respective temperature.
  • the supply of energy to the absorption chiller preferably takes place from the first and / or second energy storage device by means of a flowing fluid.
  • a vehicle according to the invention has a drive device with absorption refrigeration machine and a passenger compartment.
  • the passenger compartment has at least one measuring device, in particular for detecting the temperature of the passenger compartment.
  • the absorption refrigerating machine discharges heat energy from the passenger compartment under predetermined conditions.
  • the passenger compartment has a device for specifying a maximum desired temperature in the passenger compartment.
  • Predetermined conditions for the removal of in particular heat energy from the passenger compartment are in particular present when the actual temperature in the passenger compartment exceeds the maximum desired temperature.
  • the absorption chiller of the drive device is powered by the first and / or second energy storage device with energy, in particular with heat energy.
  • the removal of heat energy from the passenger compartment by means of a flowing fluid.
  • the drive device has at least two propulsion devices.
  • the drive device preferably has at least two drive devices.
  • a propulsion device is assigned to a drive device.
  • the second energy storage device is used as a rechargeable battery, particularly preferably designed as a removable rechargeable battery.
  • the vehicle has at least three or four propulsion devices.
  • at least one drive device is designed as an electric motor.
  • all drive devices are designed as electric motors.
  • at least two drive devices are synchronized such that a drive device outputs a torque as a function of the torques of the other drive devices.
  • a vehicle according to the invention is operated with a drive device temporarily in a second operating state.
  • This second operating state is characterized in that the Antriebssein direction is acted upon by the propulsion device with a force and / or torque.
  • the drive device has at least one propulsion device, a drive device, an energy conversion device and a first energy storage device.
  • the method is characterized in that the drive device supplies the energy conversion device with electrical energy in the second operating state. Further, the energy conversion device converts electrical energy into heat energy, the energy conversion device supplies thermal energy to the first energy storage device, and the first energy storage device stores heat energy.
  • the second operating state is initiated by an operator of the vehicle.
  • the vehicle is further associated with a second energy storage device for supplying the drive device and an absorption chiller.
  • a vehicle is preferably operated such that the second energy storage device exchanges heat energy with the first energy storage device at predetermined conditions.
  • the first energy storage device preferably feeds the second energy storage device predetermined conditions heat energy too.
  • heat energy flows at predetermined conditions in the reverse direction.
  • the second energy storage device supplies heat energy to the absorption refrigerating machine at predetermined conditions.
  • thermal energy flows at predetermined conditions in the reverse direction.
  • Predetermined conditions exist in particular when the actual temperature of the first energy storage device and / or the second energy storage device exceeds or threatens to exceed a respective permissible maximum temperature.
  • the hotter energy storage device transmits heat energy to the colder energy storage device and / or absorption chiller.
  • Predetermined conditions also exist when the actual temperature of the second energy storage device is below or threatens to fall below a minimum permissible operating temperature. In this case, heat energy is supplied to the second energy storage device by the first energy storage device.
  • Fig. 2 shows schematically another embodiment of the drive device with temperature control of a removable battery
  • Fig. 3 shows schematically a further embodiment of the drive device with temperature control of the passenger compartment of the vehicle.
  • the vehicle is shown as a dashed border of the drive device 10.
  • the drive device has a driven wheel 1, an electric
  • the drive device 10 is associated with a replaceable battery 6, in particular for supplying the electric motor 2.
  • the driven wheel 1 and the electric motor 2 are connected via a drive shaft 21.
  • the control 22 associated with the drive device 10 is shown in simplified form as a switch.
  • the controller 22 also fulfills other tasks.
  • the electric motor 2 is supplied in particular in a first operating state of the second energy storage device 6 with electrical energy.
  • the control device 22 disconnects the electrical connection between the electric motor 2 and the alternating battery 6 and closes a circuit involving the electric motor 2 and the heating resistor 3.
  • the electric motor 2 is operated as a generator and supplies the heating resistor 3 with electrical energy.
  • the electrical energy is converted by the heating resistor 3 into heat and fed to the heat accumulator 4.
  • the heat energy is now available to other consumers.
  • the heating resistor 3 is completely surrounded by the heat accumulator 4. It is not shown that the heating resistor 3 has ribs, in particular for enlarging its heat-conducting surface.
  • FIG. 2 schematically shows a further embodiment of the drive device 10 according to the invention with an absorption refrigerating machine 7.
  • This embodiment makes, in particular, the temperature control of the replaceable battery 6.
  • the vehicle is shown as a dashed border of the drive device 10.
  • the heat accumulator 4 has a heat storage means 5, which is provided for the phase transition.
  • the heat accumulator 4 is provided, the exchange battery 6 perform a heat output Q.
  • the heat accumulator 4 and / or the removable battery 6 of the absorption chiller 7 can supply a heat output Q.
  • These heat flows are preferably generated by one of the drive direction 10 associated control device 22 controlled.
  • the heat accumulator 4 and the replaceable battery 6 each have at least one thermocouple 23, 23a.
  • the heat storage medium 5 is selected to undergo a phase transition from solid to liquid at a predetermined temperature.
  • the heat storage medium 5 is selected so that its phase transition temperature temporarily falls below the operating temperature of the heating resistor 3 by at least 10 Kelvin.
  • the heat storage medium 5 is preferably formed as a metallic alloy and / or with a substance which passes through a phase transition directly from solid to gaseous.
  • the drive device 10 further comprises two driven wheels 1, 1a and two electric motors 2, 2a. Furthermore, the drive device 10 is assigned a control device 22. In addition, the drive device 10 has a plurality of measuring devices, including thermocouples 23, 23 a, as well as speed and torque sensors, not shown, which are associated with the drive shafts 21, 21 a. Also, the passenger compartment 9 has a thermocouple 23b. The signals of the measuring devices are detected and evaluated by the control device 22.
  • the control device 22 initiates heat flows Q between the heat accumulator 4, the absorption chiller 7 and the passenger compartment 9.
  • the passenger compartment 9 can be heated and / or cooled.
  • the control device 22 preferably also controls the rotational speeds of the drive shafts 21, 21a as well as the torques transmitted by the electric motors 2, 2a. It is not shown that the heating resistor 3 is preferably supplied from the removable battery 6.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)

Abstract

Le véhicule selon l'invention est équipé d'un système d'entraînement (10) qui présente au moins un dispositif de propulsion (1), un dispositif d'entraînement (2), un dispositif de conversion d'énergie (3) et un premier dispositif de stockage d'énergie (4). Le dispositif d'entraînement permet de soumettre le dispositif de propulsion à une force et/ou à un couple. Le dispositif de conversion d'énergie est conçu de manière à être alimenté en énergie par le dispositif d'entraînement. Le premier dispositif de stockage d'énergie permet de stocker de l'énergie. En outre, le système d'entraînement peut adopter de manière temporaire un premier état de fonctionnement dans lequel le dispositif de propulsion est soumis à une force et/ou à un couple par le dispositif d'entraînement, ou bien un second état de fonctionnement dans lequel le dispositif d'entraînement est soumis à une force et/ou à un couple par le dispositif de propulsion. Dans le second état de fonctionnement, le dispositif d'entraînement et le dispositif de conversion d'énergie (3) permettent d'alimenter en énergie le dispositif de conversion d'énergie ou le premier dispositif de stockage d'énergie (4) respectivement. Le dispositif de conversion d'énergie (3) permet de convertir l'énergie électrique en énergie thermique.
EP10723534A 2009-06-25 2010-06-01 Véhicule comportant un système d'entraînement Withdrawn EP2445738A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009030541A DE102009030541A1 (de) 2009-06-25 2009-06-25 Fahrzeug mit Antriebsvorrichtung
PCT/EP2010/003319 WO2010149260A1 (fr) 2009-06-25 2010-06-01 Véhicule comportant un système d'entraînement

Publications (1)

Publication Number Publication Date
EP2445738A1 true EP2445738A1 (fr) 2012-05-02

Family

ID=42537897

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10723534A Withdrawn EP2445738A1 (fr) 2009-06-25 2010-06-01 Véhicule comportant un système d'entraînement

Country Status (8)

Country Link
US (1) US20120145354A1 (fr)
EP (1) EP2445738A1 (fr)
JP (1) JP2012530642A (fr)
KR (1) KR20120123181A (fr)
CN (1) CN102548778A (fr)
BR (1) BRPI1012671A2 (fr)
DE (1) DE102009030541A1 (fr)
WO (1) WO2010149260A1 (fr)

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DE102017200409A1 (de) * 2017-01-12 2018-07-12 Bayerische Motoren Werke Aktiengesellschaft Fahrzeug und verfahren zur klimatisierung eines fahrzeugs
DE102017126775A1 (de) * 2017-11-14 2019-05-16 Konvekta Aktiengesellschaft Heizsystem mit Wärmespeicheranordnung für Hybrid- oder Elektrofahrzeuge und Verfahren dazu
CN112297749A (zh) * 2019-07-26 2021-02-02 浙江吉智新能源汽车科技有限公司 用于车辆的热管理系统及车辆

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JP2000059918A (ja) * 1998-08-12 2000-02-25 Hitachi Ltd 自動車
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Title
See also references of WO2010149260A1 *

Also Published As

Publication number Publication date
DE102009030541A1 (de) 2010-12-30
WO2010149260A1 (fr) 2010-12-29
JP2012530642A (ja) 2012-12-06
KR20120123181A (ko) 2012-11-08
CN102548778A (zh) 2012-07-04
US20120145354A1 (en) 2012-06-14
BRPI1012671A2 (pt) 2016-04-05

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