WO2015067410A1 - Stromregler für eine induktive last in einem fahrzeug - Google Patents
Stromregler für eine induktive last in einem fahrzeug Download PDFInfo
- Publication number
- WO2015067410A1 WO2015067410A1 PCT/EP2014/070748 EP2014070748W WO2015067410A1 WO 2015067410 A1 WO2015067410 A1 WO 2015067410A1 EP 2014070748 W EP2014070748 W EP 2014070748W WO 2015067410 A1 WO2015067410 A1 WO 2015067410A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- inductive load
- switch
- voltage
- freewheeling
- diode
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
- H01F7/1805—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current
- H01F7/1811—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current demagnetising upon switching off, removing residual magnetism
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/20—Output circuits, e.g. for controlling currents in command coils
- F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
- F02D2041/2041—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit for controlling the current in the free-wheeling phase
Definitions
- the invention relates to a current regulator for an inductive load in a vehicle according to the preamble of independent claim 1.
- current regulators In known from the prior art current regulators is used as a freewheel for an inductive load in the simplest case, a diode. If the
- Freewheeling voltage to be reduced instead, a field effect transistor can be used as a switched diode.
- the time for the duration of the demagnetization is essentially determined by the effective erase voltage or free-wheeling voltage. In this case, the lower this voltage is, the longer the process takes.
- an active clamp is optionally used.
- the switched output stage is provided with an additional Zener diode chain. Using the example of a low-side controller, this means that the output stage switches to ground to magnetize the inductive load, so that the inductive load at the
- the output stage is switched off and the voltage at the output increases up to the set clamping voltage. At this voltage, the output stage then becomes conductive due to the set clamp voltage and maintains the voltage while current is flowing.
- a disadvantage may be considered that the freewheeling voltage is dependent on the battery voltage. This means that the higher the battery voltage, the lower the resulting free-wheeling voltage. At low battery voltage results in a very high freewheeling voltage and thus possibly a demagnetization, which is faster than desired. Alternatively, a demagnetization can take place via a resistor, but this leads to strongly current-dependent demagnetization times.
- Another major disadvantage of the upper methods the high locally generated power loss can be considered in the extinguishing element. In PWM applications in particular, this often requires additional measures for heat dissipation.
- DE 10 2005 027 442 B4 describes a circuit arrangement for fast switching of an inductive load.
- the circuit arrangement comprises at least one high-side switch, which is arranged with its controlled path in series with the load and between a first supply terminal with a first supply potential and a second supply terminal with a second, compared to the first supply potential lower supply potential, at least one freewheeling diode, the a first tap provided between the highside switch and the load, and at least one clamp circuit formed as a limiter diode connected between the one control terminal of the highside switch and the second supply terminal and configured to turn off the highside Switch to clamp the control potential applied to the control terminal to a predetermined potential value.
- the sensor unit according to the invention for a vehicle having the features of independent claim 1 has the advantage that it can be switched between an increased and a "normal" free-wheeling voltage dynamically inductive load by switching between the increased and non-boosted or normal freewheeling voltage depending on the situation. This means that, depending on the change in the setpoint specification or setpoint current of the current controller, the increased or not increased or normal freewheeling voltage for the demagnetization of the inductive load To achieve high dynamics, the two freewheeling voltages clearly differ from each other
- Embodiments of the present invention provide a current regulator for an inductive load in a vehicle, comprising an evaluation and control unit, at least one circuit breaker connected in series with the inductive load, which is closed to magnetize the inductive load, a freewheel assembly, which demagnetization of causes inductive load with the circuit breaker open, and includes a measuring device which determines a current value of current flow through the inductive load.
- the freewheel arrangement comprises at least one switch which enables switching between at least two effective free-wheeling voltages on the inductive load, wherein the evaluation and control unit sets the current flow through the inductive load via control signals based on a change in a desired value specification a circuit breaker and the at least one switch of the freewheel assembly are applied.
- Embodiments of the current controller according to the invention allow, for example, a battery voltage-independent increase in the free-wheeling voltage or a battery voltage-proportional increase in the free-wheeling voltage.
- the freewheeling of the inductive load takes place, for example, via a clamp diode whose clamping voltage is greater than a forward voltage of a diode and which is designed, for example, as a Zener diode, to which a switch is arranged in parallel.
- the freewheel of the inductive load via a switch, in which the voltage across the switch can be defined by means of additional resistive resistors.
- the freewheel of the inductive load can be implemented via two diodes, wherein a first diode is connected to a first supply voltage and a second diode to a second supply voltage, and wherein two power switches are arranged in series with the inductive load and for magnetizing the inductive Load to be closed.
- the freewheel can be converted via a diode against the first supply voltage with simultaneous switching of the voltage at the other terminal of the inductive load.
- All solutions have in common that a current flow is controlled by the inductive load.
- at least one circuit breaker is closed at regular intervals, which is arranged in series with the inductive load, so that a voltage across the inductive load is effective, which to a
- Magnetization of the inductive load leads.
- the at least one circuit breaker is opened, the inductive load is demagnetized.
- the current flow through the inductive load is always measured.
- the current flow can be determined, for example, via a voltage measured at a measuring resistor.
- the opening and closing of the at least one circuit breaker can be done according to different specifications by the evaluation and control unit. So is a control with constant frequency and variable
- Duty cycle as well as a control in which the respective power switch is turned on for a constant period of time and a turn-off of the circuit breaker is varied, or in which the respective power switch is turned off for a constant period of time and a
- Duty cycle of the circuit breaker is varied.
- a first circuit breaker can be, for example, a high-side switch, which connects the inductive load for magnetization with a first supply voltage, preferably a positive voltage.
- a second power switch can be, for example, a low-side switch, which connects the inductive load for magnetization with a second supply voltage, preferably with a ground voltage.
- the first power switch can be executed, for example, as a PMOS FET.
- the second power switch can be executed, for example, as an NMOS FET.
- a first freewheeling arrangement connected in parallel with the inductive load may comprise a clamping diode having a predetermined clamping voltage and a first switch arranged parallel to the clamping diode. This arises open first switch a first freewheeling voltage to the inductive load, which is about the predetermined clamping voltage of the clamp diode higher than a second freewheeling voltage, which adjusts to the inductive load when the first switch is closed.
- a second freewheeling arrangement may comprise a first switch arranged parallel to the inductive load and two ohmic resistors.
- a first resistor is looped into a drive current path which connects a control terminal of the first switch with a corresponding drive signal
- a second resistor connects a first output terminal of the first switch, which is connected to the inductive load, with the control terminal of the first switch.
- a diode can be connected in series with the first or second freewheeling arrangement
- a first power switch can connect the inductive load with a first supply voltage and a second power switch can connect the inductive load with a second supply voltage, wherein the evaluation and control unit includes both power switches for magnetizing the inductive load.
- a third freewheeling arrangement may comprise a first freewheeling diode, which connects one terminal of the inductive load to the first supply voltage, and a second freewheeling diode, which connects another terminal of the inductive load to the second supply voltage with the first and second power switches open, setting a first freewheeling voltage at the inductive load, which is higher than a second freewheeling voltage, which adjusts itself to the inductive load, if either the first power Switch or the second circuit breaker is closed.
- a fourth freewheeling arrangement may comprise a first freewheeling diode, which connects a connection of the inductive load to the first supply voltage, and a clamp diode, which connects another connection of the inductive load with the first supply voltage.
- a first freewheeling voltage is formed across the inductive load, which is higher than a second freewheeling voltage, which adjusts itself to the inductive load when the first circuit breaker is closed and the second circuit breaker is open.
- the first freewheeling diode and / or the second freewheeling diode can be designed as a switch.
- FIG. 1 shows a schematic block diagram of a first exemplary embodiment of a current regulator for an inductive load in a vehicle according to the invention.
- FIG. 2 shows a schematic block diagram of a second embodiment of a current regulator for an inductive load in a vehicle according to the invention.
- FIG. 3 shows a schematic block diagram of a third exemplary embodiment of a current regulator for an inductive load in a vehicle according to the invention.
- FIG. 4 shows a schematic block diagram of a fourth exemplary embodiment of a current regulator for an inductive load in a vehicle according to the invention.
- the illustrated exemplary embodiments of a current regulator 1 A, 1 B, 1 C, 1 D according to the invention comprise an inductive one
- Load Z L in a vehicle an evaluation and control unit 22, at least one in series with the inductive load Z L looped power switch T1, T2, which is closed to magnetize the inductive load Z L , a freewheel assembly 10A, 10B, 10C, 10D, which causes a demagnetization of the inductive load Z L with the circuit breaker T1, T2 open, and a
- the freewheel assembly 10A, 10B, 10C, 10D at least one switch T F i, T F 2, which allows switching between at least two effective free-wheeling voltages on the inductive load Z L , wherein the evaluation and control unit 22 based on a change of Setpoint input the current flow l L through the inductive load Z L via control signals GHS, GLS sets which are applied to the at least one power switch T1, T2 and the at least one switch T F i, T F 2 of the freewheel assembly 10A, 10B, 10C, 10D ,
- the current flow I L is controlled by the evaluation and control unit 22 through the inductive load Z L.
- the evaluation and control unit 22 closes at regular intervals the at least one power switch T1, T2 via corresponding drive signals GLS, GHS, so that a voltage across the inductive load Z L is effective, which leads to a magnetization of the inductive load Z L. If the at least one power switch T1, T2 is opened, then the inductive load Z L
- the current value of the current flow I L is always measured by the inductive load Z L. This happens, for example, in that the measuring device 24 measures a voltage across a measuring resistor and from the voltage the corresponding current value is calculated.
- the opening and closing of the at least one power switch T1, T2 can be done according to different specifications by the evaluation and control unit 22. Thus, based on the change in the setpoint specification, one
- Control with constant frequency and variable duty cycle as possible as a scheme in which the respective circuit breaker T1, T2 is turned on for a constant period of time and a turn-off of the power switch T1, T2 is varied, or in which the respective power switch T1, T2 is turned off for a constant period of time and a duty cycle of the power switch T1, T2 is varied.
- the evaluation and control unit 22 and the measuring device 24 with the corresponding measuring resistor R are integrated in an ASIC 20 (application-specific integrated circuit) in the illustrated exemplary embodiments and the individual components, such as, for example Switches and / or diodes and / or Zener diodes, the various
- Freewheel assemblies 10A, 10B, 10C, 10D are disposed outside of the ASIC 20. However, it is also possible to place the measuring resistor R outside the ASIC 20, as it is possible to integrate the individual components of the freewheel assemblies 10A, 10B, 10C, 10D into the ASIC 20. All shown using the example of a low-side controller of a transmission control in a vehicle
- Embodiments can be correspondingly transferred to a high-side controller of a transmission control.
- a circuit breaker T2 designed as a low-side switch is arranged in series with the inductive load Z L.
- the power switch T2 is designed as an NMOS-FET and connects the inductive load Z L for magnetization with a second supply voltage GND, which corresponds to a ground potential in the illustrated embodiment.
- a first freewheeling arrangement 10A connected in parallel with the inductive load Z L comprises a clamp diode Z D with a predetermined clamp voltage and a first switch T F i arranged parallel to the clamp diode Z D.
- the clamp diode Z D is designed as a Zener diode whose breakdown voltage is higher than a forward voltage of a normal diode.
- the first switch T F1 is executed in the illustrated embodiment as a PMOS FET and connected in parallel to the clamp diode Z D , that it takes over the current in the on state and only the voltage across the first switch T F i makes a contribution to
- Free-running voltage represents, while in the off state, the first switch T F i locks in the freewheel and the freewheeling current flows completely through the clamp diode Z D.
- the current flows in the freewheel either through the first switch T F i or through the clamp diode Z D to the first supply voltage
- a circuit breaker T2 embodied as a low-side switch is arranged in series with the inductive load Z L.
- the power switch T2 is designed as an NMOS FET and connects the inductive load Z L for magnetization with the second supply voltage GND, which corresponds to the ground potential.
- a second freewheel arrangement 10B comprises a parallel to the inductive load Z L arranged first switch T F i and two ohmic resistors R G , RGS-
- the first switch T F1 is analogous to the first embodiment designed as a PMOS FET.
- a first resistor R G is looped into a drive current path which connects a control terminal G of the first switch T F1 to a corresponding drive signal GHS.
- a second resistor R G s connects a first output terminal S of the first switch T F1 , which is connected to the inductive load Z L , to the control terminal G of the first switch T F1 , wherein a freewheeling voltage is applied when the first switch T F1 is open the inductive load Z L sets, which is dependent on the drive signal GHS.
- Switch T F1 used PMOS-FET becomes conductive when the amount of its source-gate voltage Vth exceeds a certain threshold. This is done in freewheeling, in which the current flows through the designed as a PMOS FET switch T F1 from a source terminal S to a drain terminal D, always because on the one hand the current is impressed by the inductive load Z L , and on the other a backward diode of the PMOS FET Switch T F i is poled in the arrangement selected here in the reverse direction. The voltage Vth drops across the second resistor R GS .
- the diode D arranged in series with the source terminal S prevents a current flow via the resistors R GS and R G or the parasitic diode of the first switch T F i when the power switch T2 is turned on. If the amplitude of the drive signal GHS corresponds to the first supply voltage U B , the
- Freewheeling voltage applied to the inductive load Z L both independent of the first supply voltage U B and greater than one
- Diode forward voltage If the amplitude of the drive signal GHS is lower than the first supply voltage U B , a lower freewheeling voltage is established at the inductive load Z L.
- a first power switch T1 designed as a high-side switch and a second power switch T2 designed as a low-side switch are connected in series inductive load Z L arranged.
- the first power switch T1 is designed as a PMOSFET and connects the inductive load Z L with the first supply voltage U B.
- the second power switch T2 is designed as an NMOS-FET and connects the inductive load Z L with the second supply voltage GND.
- the evaluation and control unit 22 includes both power switches T1, T2 via the drive signals GLS, GHS.
- a third freewheeling arrangement 10C comprises a first freewheeling diode D F i, which connects one terminal of the inductive load Z L to the first supply voltage U B , and a second freewheeling diode D F 2, which connects another terminal of the inductive load Z L to the second supply voltage GND combines.
- a first freewheeling voltage is established across the inductive load Z L , which is higher than a second freewheeling voltage, which adjusts itself to the inductive load Z L , when either the first power switch T1 or the second power switch T2 is closed.
- the two power switches T1, T2 also act as first and second switches T F1 and T F2 of the third free-wheeling arrangement 10C, which one Enable switching between the different free-wheeling voltages.
- the freewheeling voltage applied to the inductive load Z L is greater by two diode forward voltages than the first supply voltage U B. This results in a very large
- Freewheeling voltage which is even greater than the voltage for magnetizing the inductive load Z L.
- the advantage of this solution in comparison to active clamps is that the freewheeling voltage is proportional to the first supply voltage U B behaves, so that in controlled systems, only a small dependence of the duty ratio of the first supply voltage U B is.
- the energy of the inductive load Z L is reduced in an advantageous manner substantially via the supply voltage U B and not via the freewheeling circuit.
- the third freewheel arrangement 10C can still be varied to the effect that the two freewheeling diodes D F i, D f2 are replaced by switches which are controlled by the evaluation and control unit 22 in phase opposition to the circuit breakers T1, T2. As a result, the power loss in the discrete components can be reduced in an advantageous manner.
- a first power switch T1 designed as a high-side switch and a second power switch T2 in as a low-side switch Row for inductive load Z L arranged.
- the first power switch T1 is designed as a PMOS-FET and connects the inductive load Z L with the first supply voltage U B.
- the second power switch T2 is designed as an NMOS FET and connects the inductive load Z L with the second supply voltage GND.
- the evaluation and control unit 22 includes both power switches T1, T2 via the drive signals GLS, GHS.
- a fourth freewheeling arrangement 10D comprises a freewheeling diode D F i, which connects one terminal of the inductive load Z L to the first supply voltage U B , and a clamp diode Z D , which connects another terminal of the inductive load Z L to the first supply voltage U B combines.
- a first freewheeling voltage is established at the inductive load Z L , which is higher than a second freewheeling voltage, which adjusts itself to the inductive load Z L , when the first power switch T1 is closed and the second power switch T2 is open.
- the Freewheeling via the freewheeling diode D F i against the first supply voltage U B.
- the other terminal of the inductive load Z L can be simultaneously switched over via the first power switch T1, which acts as a switch T F i of the fourth freewheeling arrangement 10D.
- this connection of the inductive load Z L is firmly connected to the first supply voltage U B or a battery contact. If this terminal of the inductive load Z L is connected to the battery via the switch T F i, then, with the switch closed, the free-wheeling voltage is unchanged at approximately one diode forward voltage.
- the switch T F i can be opened, ie switched to high impedance. Then, the current flows through the clamp diode Z D , which is designed, for example, as a Zener diode or another element with a higher voltage, and the free-wheeling voltage is increased by the clamping voltage.
- Embodiments of the current regulator for an inductive load according to the invention can be used, for example, as a transmission control in a vehicle.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Electronic Switches (AREA)
- Control Of Voltage And Current In General (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP14776882.4A EP3069355A1 (de) | 2013-11-11 | 2014-09-29 | Stromregler für eine induktive last in einem fahrzeug |
JP2016530002A JP2016538639A (ja) | 2013-11-11 | 2014-09-29 | 車両内の誘導性負荷のための電流レギュレータ |
CN201480061406.9A CN105706193A (zh) | 2013-11-11 | 2014-09-29 | 用于车辆中的感应负载的电流调节器 |
US15/035,590 US20160272133A1 (en) | 2013-11-11 | 2014-09-29 | Current regulator for an inductive load in a vehicle |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013222841.4 | 2013-11-11 | ||
DE201310222841 DE102013222841A1 (de) | 2013-11-11 | 2013-11-11 | Stromregler für eine induktive Last in einem Fahrzeug |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015067410A1 true WO2015067410A1 (de) | 2015-05-14 |
Family
ID=51626541
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2014/070748 WO2015067410A1 (de) | 2013-11-11 | 2014-09-29 | Stromregler für eine induktive last in einem fahrzeug |
Country Status (6)
Country | Link |
---|---|
US (1) | US20160272133A1 (de) |
EP (1) | EP3069355A1 (de) |
JP (1) | JP2016538639A (de) |
CN (1) | CN105706193A (de) |
DE (1) | DE102013222841A1 (de) |
WO (1) | WO2015067410A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017201727A1 (de) | 2017-02-03 | 2018-08-09 | Siemens Aktiengesellschaft | Steuerschaltung und Diagnoseverfahren für den Betrieb einer induktiven Last |
DE102018204615A1 (de) | 2018-03-27 | 2019-10-02 | Robert Bosch Gmbh | Sensoranordnung für ein Fahrzeug |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3741765A1 (de) * | 1987-12-10 | 1989-06-22 | Wabco Westinghouse Fahrzeug | Stromregler |
DE102004032721A1 (de) * | 2004-07-07 | 2006-02-16 | Robert Bosch Gmbh | Vorrichtung und Verfahren zur Ansteuerung einer Induktivität |
DE102004062032A1 (de) * | 2004-12-23 | 2006-07-13 | Robert Bosch Gmbh | Schaltungsanordnung zur schnellen Reduzierung eines induzierten Stroms |
DE102005027442B4 (de) | 2005-06-14 | 2008-10-30 | Continental Automotive Gmbh | Schaltungsanordnung zum Schalten einer Last |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3520291B2 (ja) * | 1998-04-20 | 2004-04-19 | 株式会社日立ユニシアオートモティブ | 車両用電気負荷制御回路 |
JP4882148B2 (ja) * | 2000-12-12 | 2012-02-22 | 株式会社デンソー | 誘導性負荷の電流制御装置 |
JP4570982B2 (ja) * | 2005-02-25 | 2010-10-27 | 日立オートモティブシステムズ株式会社 | 発電制御装置及び発電装置 |
CN100470991C (zh) * | 2007-01-05 | 2009-03-18 | 清华大学 | 故障限流器直流控制系统 |
CN201285684Y (zh) * | 2008-10-20 | 2009-08-05 | 美恒自动化(大连)有限公司 | 直流电磁铁控制装置 |
-
2013
- 2013-11-11 DE DE201310222841 patent/DE102013222841A1/de not_active Withdrawn
-
2014
- 2014-09-29 US US15/035,590 patent/US20160272133A1/en not_active Abandoned
- 2014-09-29 EP EP14776882.4A patent/EP3069355A1/de not_active Withdrawn
- 2014-09-29 CN CN201480061406.9A patent/CN105706193A/zh active Pending
- 2014-09-29 JP JP2016530002A patent/JP2016538639A/ja active Pending
- 2014-09-29 WO PCT/EP2014/070748 patent/WO2015067410A1/de active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3741765A1 (de) * | 1987-12-10 | 1989-06-22 | Wabco Westinghouse Fahrzeug | Stromregler |
DE102004032721A1 (de) * | 2004-07-07 | 2006-02-16 | Robert Bosch Gmbh | Vorrichtung und Verfahren zur Ansteuerung einer Induktivität |
DE102004062032A1 (de) * | 2004-12-23 | 2006-07-13 | Robert Bosch Gmbh | Schaltungsanordnung zur schnellen Reduzierung eines induzierten Stroms |
DE102005027442B4 (de) | 2005-06-14 | 2008-10-30 | Continental Automotive Gmbh | Schaltungsanordnung zum Schalten einer Last |
Also Published As
Publication number | Publication date |
---|---|
CN105706193A (zh) | 2016-06-22 |
DE102013222841A1 (de) | 2015-05-13 |
JP2016538639A (ja) | 2016-12-08 |
US20160272133A1 (en) | 2016-09-22 |
EP3069355A1 (de) | 2016-09-21 |
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