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WO2017108181A1 - Système de thermorégulation ainsi que véhicule, en particulier véhicule agricole, muni dudit système - Google Patents

Système de thermorégulation ainsi que véhicule, en particulier véhicule agricole, muni dudit système Download PDF

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Publication number
WO2017108181A1
WO2017108181A1 PCT/EP2016/002145 EP2016002145W WO2017108181A1 WO 2017108181 A1 WO2017108181 A1 WO 2017108181A1 EP 2016002145 W EP2016002145 W EP 2016002145W WO 2017108181 A1 WO2017108181 A1 WO 2017108181A1
Authority
WO
WIPO (PCT)
Prior art keywords
proportional valve
flow
temperature
vehicle
tempering
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/EP2016/002145
Other languages
German (de)
English (en)
Inventor
Otfried Schwarzkopf
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.)
Voss Automotive GmbH
Original Assignee
Voss Automotive 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 Voss Automotive GmbH filed Critical Voss Automotive GmbH
Publication of WO2017108181A1 publication Critical patent/WO2017108181A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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

Definitions

  • the invention relates to a Temper istssystem for controlling the temperature of at least one component to be tempered of a vehicle, in particular at least one traction battery of the vehicle, comprising at least a first
  • Tempering device and at least one second tempering device of a tempering circuit and a vehicle, in particular land vehicle, with at least one drive unit, in particular an electric motor of an electric drive, and at least one component to be tempered,
  • tempering component of a vehicle such as a land vehicle
  • vehicles are in particular vehicles with pure electric drive or hybrid drive. They include at least one
  • Electric motor of an electric drive at least one traction battery, at least one vehicle interior, at least two coolant circuits, at least one refrigerant circuit and Temper michssysteme and Batteriesammlung foundeden for a traction battery.
  • the first of the two coolant circuits is used in particular for tempering the electrical machine of the vehicle or, if it is a hybrid vehicle, the internal combustion engine.
  • the second coolant circuit serves to temper the traction battery of the vehicle.
  • Under a traction battery is understood here as an energy storage for driving vehicles with electric drive. Since this cyclic charging and discharging processes is exposed, usually accumulators are used, in particular an interconnection of individual
  • CONFIRMATION COPY switched cells gives the energy content of the traction battery.
  • the cells of a traction battery have manufacturing and due to effects of use differences in capacity and current output due to varying internal resistance. With decreasing temperatures, the mobility of the electrons decreases, resulting in a reduction in the ability of the traction battery to discharge high currents. To counteract this effect and since various battery technologies are unusable at lower temperatures, it is known to assign traction batteries not only a cooling device but also a heating device, thus tempering them. Also the
  • Traction battery associated electrical components of an inverter, a charger, etc. can heat up, so it is known to cool these suitable.
  • DE 10 20 3 008 801 A1 discloses a traction battery tempering system for controlling the temperature of at least one traction battery that includes a first cooling device and at least one heating device, wherein a second cooling device is further provided and the heating device arranged close to the traction battery and with little or no thermal mass is provided.
  • the vehicle includes two coolant circuits and at least one refrigerant circuit, wherein the first coolant circuit operates at a first temperature level and the second coolant circuit operates at a second temperature level different from the first temperature level, and wherein the first coolant circuit for conditioning the
  • Tempering the traction battery is used.
  • the refrigerant circuit is used
  • a second evaporator of the second coolant circuit of the vehicle is also part of the refrigerant circuit, so that via this evaporator or a chiller
  • Refrigerant cycle can take place. Since the entire coolant flow is conducted via this second evaporator, it must be correspondingly large be dimensioned, resulting in a relatively high cost. Here it would be advantageous to find a cheaper solution.
  • Traction battery in particular in an electric vehicle, known, comprising a battery cooling circuit with a battery-driven refrigerant compressor, a condenser, an expansion valve and an evaporator formed by the battery cooling line section, wherein the compressor and the condenser are part of a vehicle air conditioning system whose cooling circuit has its own expansion valve and a own evaporator has.
  • Expansion valve and evaporator of the battery cooling circuit or air conditioning cooling circuit are in two parallel line branches, while the compressor and the capacitor-containing line section belongs to both circuits together. Again, in each of the variants of the chilier or evaporator, which belongs to the two circuits, again subjected to the total mass flow, even if it is not actually needed.
  • the present invention is therefore based on the object
  • a vehicle is provided which overcomes the above-mentioned disadvantages of the prior art.
  • the object is for a tempering system according to the preamble of
  • Claim 1 achieved in that at least one proportional valve is provided for adjusting the flow temperature for the at least one component to be tempered.
  • the object is achieved in that at least one such Temper michssystem is provided. Further developments of the invention are in the dependent
  • Adjusting the flow temperature t (rh) is here a setting of a
  • Mass flow rh understood. The adjustment of the mass flow rh takes place in particular via a pump speed. Partial mass flows, which pass through the at least two tempering devices and are tempered therein, are conducted via the proportional valve to the proportional valve. In this, the flow temperature for the at least one
  • the flow mass flow is advantageous here the coolant mass flow in the coolant circuit.
  • the proportional valve is arranged downstream of the at least one first and the at least one second temperature control device.
  • the first tempering device is flowed through by a first partial coolant mass flow, the second tempering device by a second partial flow of the coolant. These partial mass flows of coolant are in the
  • Proportional valve or guided together via the proportional valve, so that at the output of the proportional valve exits a total mass flow, namely the flow mass flow for controlling the at least one to
  • tempering component of the vehicle in particular vehicle with pure electric drive or hybrid drive.
  • At least one feed line between the proportional valve and the at least one component to be tempered is advantageously arranged to supply the component to be tempered with the flow mass flow output from the proportional valve, which results from the setting of Partial mass flows to each other.
  • the total or flow mass flow thus advantageously results from the sum of the partial mass flows and thus also the temperature of the total mass flow corresponding to the sum of the temperatures of the partial mass flows. Temperature and size of the flow mass flow are thus adjusted by the at least one proportional valve via the setting of the partial mass flows to each other and fed via the flow line of at least one component to be tempered.
  • the at least one first tempering device is advantageously a cooler.
  • the at least one second tempering device is advantageously a chillier, thus a heat exchanger between the refrigerant circuit and the coolant circuit of the vehicle or its tempering system.
  • the vehicle thus advantageously comprises the temperature control circuit to which the at least two
  • Tempering devices belong, as a coolant circuit, wherein it also comprises a refrigerant circuit and the at least one second temperature control part is also part of the refrigerant circuit. Because of the at least one second
  • Tempering only a partial mass flow flows here a smaller dimensions compared to the prior art can be provided, which also leads to a cost reduction compared to the cost of a chilier over which the total mass flow is performed, as in particular in the prior art of DE 10 2013 008 801 A1 and DE 44 08 960 C1 leads.
  • the proportional valve comprises at least one
  • the sensor device for detecting at least one physical property of a flow mass flow of a flowing through the temperature control medium.
  • the sensor device is a temperature sensor.
  • the temperature sensor may be located in the valve region as well as in a transition region from the valve region of the proportional valve to the actuator thereof.
  • the proportional valve comprises the valve region through which flows partial mass flows or a total mass flow and in which a diaphragm element and / or another device is provided in order to adjust sub-mass flows, and an actuator, in particular comprising one
  • Actuator attached to the diaphragm element and / or the other device engages to make the desired or determined by a control unit adjustment of the diaphragm element and / or the other device (s). Due to the advantageous integration of the sensor device, in particular the
  • Temperature sensor in the proportional valve, a feedback of the measured temperature can be done directly where the flow temperature for the flow mass flow, which is to be performed at least one component to be tempered, where the mixture of the partial mass flows with their respective temperature.
  • a temperature detection is exactly where a desired temperature is to be set as the flow temperature, possible, so that a very accurate adjustment of the flow temperature can be done in the proportional valve, as a short-term feedback of the temperature takes place.
  • the control can take this actual variable directly into account and therefore make the setpoint control particularly fast and accurate.
  • Temperature sensors provided in the proportional valve are integrated therein.
  • Such a proportional valve provided with a plurality of temperature sensors can be arranged, for example, at a branch point or a junction point of several, in particular two, parallel-guided branches in the temperature control circuit, downstream of them
  • Traction battery and the electrical components such as charger, converter, inverter, etc.
  • the electrical components are, however, usually connected in series with each other.
  • At least one bypass line can be arranged, which can be switched on and off via a valve device. It is thus possible to provide such a bypass line in parallel connection with the corresponding tempering device in order to be able to bridge this tempering device through the bypass line.
  • the over the at least one bypass line guided partial mass flow of medium
  • Partial mass flow in the setting of the flow temperature for the at least one component to be tempered in the proportional valve can be taken into account.
  • the proportional valve can be attached to at least one of the tempering, in particular flanged.
  • a unit of tempering device and proportional valve is thus provided so that a line otherwise provided between these components of the tempering system can be dispensed with.
  • Tempering device exits, it enters directly into the proportional valve.
  • the proportional valve itself is advantageously designed as a mixing valve for mixing partial mass flows.
  • the at least one sensor device may be in or on an inner mixing chamber and / or in the region of a
  • Connecting device for connecting a or the flow line and / or in Range may be arranged in or on an actuator portion of the proportional valve.
  • the proportional valve advantageously comprises a valve portion and an actuator portion, wherein in the valve portion, the inner mixing chamber is provided and on this particular three or more, such as four,
  • Connection devices are provided for connecting lines that lead from the tempering to the proportional valve and the at least one flow line leading to the components to be tempered.
  • the at least one sensor device can be used to detect the temperature of the flow mass flow or total mass flow in or on the inner
  • Mixing chamber so in particular be arranged after the mixing process of the partial mass flows in the interior of the valve portion of the proportional valve. Furthermore, it is possible to use the sensor device in the region of the actuator section
  • actuator and valve section each have their own wall and these walls together to form a common intermediate or Rawandung between actuator section and
  • Valve section are connected or become. To the temperature of the
  • the at least one sensor device can also be used in the region of the connection device for connecting the supply line, via which the flow mass flow can be determined from the total mass flow or flow mass flow
  • Proportional valve exits be arranged.
  • Figure 1 is a schematic diagram of a temperature control system according to the invention for a vehicle, comprising a coolant circuit and a refrigerant circuit and tempering and a
  • FIG. 1 is a detail view of the two tempering and the
  • Figure 3 is a longitudinal sectional view of an embodiment of a
  • Connection means for connecting three lines, wherein in the interior of the proportional valve, a mixing of two partial mass flows to a total mass flow takes place, and
  • FIG 4 shows an alternative embodiment of the two tempering and a proportional valve according to the invention part of the tempering according to Figure 1, wherein the proportional valve is arranged on at least one of the two tempering or attached thereto.
  • the two electrical components 3, 4 may, for example, a charger, an inverter or a unit containing an AC / DC converter and
  • Power electronics be. Instead of only two electrical components more than two may be provided here and connected in series with each other or in series with the traction battery 2. In the one shown here
  • Embodiment the traction battery 2 and the two electrical components 3, 4 are shown arranged in parallel to each other.
  • Traction battery 2 and electrical components 3, 4 are parts of a
  • Coolant circuit 5 over which they can be tempered as components to be tempered.
  • the coolant circuit further comprises a first tempering device in the form of a cooler 6 and in parallel thereto a second
  • the radiator 6 is disposed on the vehicle front 101. It can be bypassed via a bypass line 8. This can be switched on and off via a valve 9. This valve can be, for example, a 3/2-way switching valve.
  • the bypass line 8 is thus completely connected in parallel to the cooler 6. Also, the evaporator or chiller 7 is connected in parallel to the radiator 6 and the bypass line. 8
  • a line 10 of the coolant circuit 5 leads to a junction 14 at which this line 10 branches into three sub-lines, a line 27 leading to the valve 9, and a line 28 leading to the chiller 7.
  • the conduit 10 extends from the rear of the vehicle 100 in which the
  • Traction battery 2 and the electrical components 3, 4 are arranged in the front area of the vehicle, in the u.a. Cooler 6 and chilier 7 are arranged.
  • the line 10 is connected via a node 11 to the line 12 arriving from the electrical component 3 and to the line 13 arriving from the traction battery 2. Downstream of the traction battery 2 and the series-connected electrical components 3, 4 are thus the
  • junction 11 and the conduit 10 is arranged, wherein the flow direction of the flowing coolant in this direction away from the Knotenpunt 1 to the node 14 is provided. This is indicated in Figure 1 with an arrow P1.
  • the total mass flow arriving at the node 14 is, as mentioned, there in the sub-mass flows, the cooler 6 and the
  • the proportional valve 15 Downstream behind both the cooler 6 and the bypass line 8 and the chiller or evaporator 7, a proportional valve 15 is arranged.
  • the proportional valve 15 includes a temperature sensor 150. It serves for
  • a flow line 16 extends from the
  • valve 17 which is there at the node for branching the flow mass flow to the traction battery 2 and the electrical components 3, 4, which are connected in series, is provided, may be a proportional valve, as indicated in Figure 1. This is here provided with two temperature sensors 170, 171 to the
  • the supply line 16 is, as also indicated in Figure 1, isolated on the outside by an insulation 18. This can be provided only in sections and especially on the vehicle underbody, since there the
  • Supply line 16 particularly strong ambient temperatures and also
  • Wind is exposed.
  • Flow mass rh 3 at the output of the proportional valve 15 is approximately equal to the temperature t 3 'at the entrance of the
  • a refrigerant circuit 19 which engages with the coolant circuit 5 in the region of the evaporator or chiliers 7. This serves to heat exchange between the two circuits.
  • the refrigerant circuit 19, in which refrigerant flows in a clockwise direction, further comprises a compressor 21, a condenser 20 or gas cooler in the area of the vehicle front, two expansion valves 23, 24 in the two branches of evaporator / chiller 7 and a further evaporator 22, the Vehicle interior cooling is used.
  • the evaporator 22 is connected in series with the evaporator or coolant 7.
  • the Kieitemittei Vietnameselauf thus comprises two evaporators, which are connected in parallel, wherein one of the two evaporators, namely the evaporator 7, a heat transfer between
  • Refrigerant circuit and coolant circuit allows.
  • the temperature sensor 150 is advantageously integrated into the proportional valve 15. About this is the determination of the flow temperature t 3 directly in Proportional valve 15 possible, so that the two inflowing there
  • the proportional valve 15 is arranged downstream of both the cooler 6 and the evaporator 7 as well as the bypass line 8 and that the flow mass flow rh ge s as a total mass flow downstream behind the proportional valve 15 in the direction of the components to be tempered 2, 3, 4 flows away. Since the temperature of the flow mass flow is to be set, is corresponding to the
  • Temperature sensor 150 arranged there in the region of the exiting from the proportional valve 15 flow mass flow.
  • FIG. 3 shows an embodiment of the proportional valve 15
  • the proportional valve 15 has a valve section 151 and an actuator section 152.
  • the valve portion 151 has a
  • connection means 154, 155, 156 are connected, such as the lines from the cooler 6 and the
  • the connection device 155 for example, the line that arrives from the cooler 6 or the bypass line 8, connected to the
  • the temperature sensor 150 projects into the interior of an inner chamber 159 of the proportional valve 15 in order there to determine the flow temperature ⁇ 3 , which by mixing the Temperatures ti and t2 and ' and t 2 of the partial mass flows rh 2 and rhi or rhi ' flow into the interior of the proportional valve. To mix the
  • Part mass flows are in the interior of the proportional valve 5, a fixed aperture element 160 and a rotatably mounted, directly adjacent to this arranged rotor element 161 provided with rotor plate 165. Both the fixed aperture element 160 and the rotor plate 165 of the
  • Rotor element 161 have through holes 162 and 163, the
  • Housing part 157 of the actuator 152 arranged, which acts on the so-called spline 164 of the rotor member 161 and causes its rotation.
  • the proportional valve 15 can thus be designed as a 3/2 -way proportional valve with three connection devices and two switch positions or as a 4/3-way proportional valve with four connection devices and three switch positions.
  • the choice of the respective proportional valve may depend on how many lines are connected to this and
  • the proportional valve 17 shown in Figure 1 represents the temperatures of the
  • Part mass flows m 4 and rh 5 which are routed via the two lines 25, 26 to the two electrical components 3, 4 and the traction battery 2.
  • the proportional valve 17 comprises the two
  • Temperature sensors 170 and 171. are in particular in the region of the two ports of the proportional valve 17 for the lines 25, 26th
  • the proportional valve can thus be used depending on the configuration both for adjusting the temperature of a total mass flow and the temperature of partial mass flows, as by the
  • Proportional valves 15 and 17 shown and explained above.
  • FIG. 4 shows an alternative embodiment to that shown in FIG. 2 with regard to the arrangement of the proportional valve 15.
  • the proportional valve 15 can then be attached to the cooler 6 and / or the evaporator 7 or chiller, in particular flanged.
  • the proportional valve may in particular be part of the cooler 6 or of the evaporator / chiller 7.
  • the partial mass flow rhi arriving from the cooler flows at the temperature ti as well as the partial mass flow rh 2 at the temperature i 2 from the evaporator 7 or chilier into the proportional valve, in particular, as shown in FIG. 3, and passes through the feed line 16 out of this again as
  • Embodiments of Temper michssystem for tempering at least one component of a vehicle to be tempered and vehicles with such Temper michssystem numerous other can be formed, any combinations of these features, in which in each case at least a first and a second temperature control and at least one proportional valve for adjusting the flow temperature are provided for at least one component to be tempered. LIST OF REFERENCE NUMBERS

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Air-Conditioning For Vehicles (AREA)

Abstract

L'invention concerne un système de thermorégulation (1) servant à réguler la température d'au moins un composant à thermoréguler (2, 3, 4) d'un véhicule (100), en particulier d'au moins une batterie de traction (2) du véhicule (100), comprenant au moins un premier dispositif de thermorégulation (6) et au moins un second dispositif de thermorégulation (7) d'un circuit de régulation (5). Au moins une soupape proportionnelle (15, 17) sert à ajuster la température de départ du ou des composants à thermoréguler (2, 3, 4).
PCT/EP2016/002145 2015-12-23 2016-12-21 Système de thermorégulation ainsi que véhicule, en particulier véhicule agricole, muni dudit système Ceased WO2017108181A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015016787.1A DE102015016787A1 (de) 2015-12-23 2015-12-23 Temperierungssystem sowie Fahrzeug, insbesondere Landfahrzeug, mit einem solchen
DE102015016787.1 2015-12-23

Publications (1)

Publication Number Publication Date
WO2017108181A1 true WO2017108181A1 (fr) 2017-06-29

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PCT/EP2016/002145 Ceased WO2017108181A1 (fr) 2015-12-23 2016-12-21 Système de thermorégulation ainsi que véhicule, en particulier véhicule agricole, muni dudit système

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DE (1) DE102015016787A1 (fr)
WO (1) WO2017108181A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021004758A1 (fr) * 2019-07-08 2021-01-14 Volkswagen Aktiengesellschaft Circuit de refroidissement
US10978731B2 (en) 2017-06-21 2021-04-13 HHeLI, LLC Ultra high capacity performance battery cell
US12040441B2 (en) 2017-09-22 2024-07-16 HHeLI, LLC Construction of ultra high capacity performance battery cells

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017101218B4 (de) 2016-01-29 2024-10-17 Ford Global Technologies, Llc Fahrzeuginnenraumluftklimatisierungs- und batteriekühlsystem
DE102017217685B4 (de) * 2017-07-12 2021-10-14 Ford Global Technologies, Llc Anordnung zur Temperierung einer Batterie und weiterer elektrischer Komponenten eines Fahrzeugs, Fahrzeug sowie Verfahren zur Steuerung der Anordnung

Citations (6)

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DE4408960C1 (de) 1994-03-16 1995-04-27 Daimler Benz Ag Vorrichtung zur Kühlung einer Traktionsbatterie
EP1398200A1 (fr) * 2002-09-06 2004-03-17 Renault s.a.s. Système de refroidissement d'une chaíne de traction hybride pour véhicule automobile
EP2339306A2 (fr) * 2009-12-24 2011-06-29 Volkswagen AG Unité de liaison avec un dispositif de mesure
DE102012100799A1 (de) * 2012-01-31 2013-08-01 Linde Material Handling Gmbh Kühlsystem für eine mobile Arbeitsmaschine
EP2746110A1 (fr) * 2011-08-17 2014-06-25 Hitachi, Ltd. Système de régulation de température d'appareil pour véhicule
DE102013008801A1 (de) 2013-05-24 2014-11-27 Voss Automotive Gmbh Fahrzeug, insbesondere Landfahrzeug, und Traktionsbatterie-Temperierungssystem für ein solches

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US7971447B2 (en) * 2008-06-27 2011-07-05 Bayerische Motoren Werke Aktiengesellschaft Control parameters for a high voltage battery cooling strategy
DE102009035480A1 (de) * 2009-07-31 2011-02-03 Daimler Ag Batterie zur Speicherung von elektrischer Energie

Patent Citations (6)

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Publication number Priority date Publication date Assignee Title
DE4408960C1 (de) 1994-03-16 1995-04-27 Daimler Benz Ag Vorrichtung zur Kühlung einer Traktionsbatterie
EP1398200A1 (fr) * 2002-09-06 2004-03-17 Renault s.a.s. Système de refroidissement d'une chaíne de traction hybride pour véhicule automobile
EP2339306A2 (fr) * 2009-12-24 2011-06-29 Volkswagen AG Unité de liaison avec un dispositif de mesure
EP2746110A1 (fr) * 2011-08-17 2014-06-25 Hitachi, Ltd. Système de régulation de température d'appareil pour véhicule
DE102012100799A1 (de) * 2012-01-31 2013-08-01 Linde Material Handling Gmbh Kühlsystem für eine mobile Arbeitsmaschine
DE102013008801A1 (de) 2013-05-24 2014-11-27 Voss Automotive Gmbh Fahrzeug, insbesondere Landfahrzeug, und Traktionsbatterie-Temperierungssystem für ein solches

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10978731B2 (en) 2017-06-21 2021-04-13 HHeLI, LLC Ultra high capacity performance battery cell
US11658281B2 (en) 2017-06-21 2023-05-23 HHeLI, LLC Ultra high capacity performance battery cell
US12113199B1 (en) 2017-06-21 2024-10-08 HHeLI, LLC Ultra high capacity performance battery cell
US12040441B2 (en) 2017-09-22 2024-07-16 HHeLI, LLC Construction of ultra high capacity performance battery cells
WO2021004758A1 (fr) * 2019-07-08 2021-01-14 Volkswagen Aktiengesellschaft Circuit de refroidissement

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