CN111284448A - Electrical system with anti-theft device - Google Patents

Electrical system with anti-theft device Download PDF

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Publication number
CN111284448A
CN111284448A CN201911248234.7A CN201911248234A CN111284448A CN 111284448 A CN111284448 A CN 111284448A CN 201911248234 A CN201911248234 A CN 201911248234A CN 111284448 A CN111284448 A CN 111284448A
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China
Prior art keywords
control device
memory
switch
coupled
substances
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CN201911248234.7A
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Chinese (zh)
Inventor
T.布鲁尔
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Volkswagen AG
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Volkswagen AG
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/01Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens
    • B60R25/04Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the propulsion system, e.g. engine or drive motor
    • B60R25/045Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the propulsion system, e.g. engine or drive motor by limiting or cutting the electrical supply to the propulsion unit

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The invention relates to an electrical system (10) having an anti-theft device, comprising a storage (11) for electrical energy; an electric motor (12); a switch (13); -a control device (14) for protecting the system (10) against theft; wherein the memory (11) is coupled to the electric motor (12); the switch (13) can be in a first and a second switching state; the control device (11) is coupled to the switch (13). The technical problem of improving such a system (10) is solved in that the control device (14) is designed in such a way that, if the switch (13) is in the second switching state, the control device prevents the memory (11) from being charged and/or discharges the memory (11).

Description

Electrical system with anti-theft device
Technical Field
The invention relates to an electrical system having an anti-theft device or an anti-theft protection device, having a storage device for electrical energy, an electric motor, a switch, and a control device for protecting the system against theft, wherein the storage device is coupled to the electric motor, the switch can have a first and a second switching state, and the control device is coupled to the switch.
Background
Background artanti-theft lock devices for motor vehicles are generally known, which use the engine control of the motor vehicle and cooperate with the ignition lock of the motor vehicle and the ignition key associated with the ignition lock. The anti-theft lock device is activated by pulling the ignition key out of the ignition lock and deactivated by inserting the ignition key into the ignition lock and rotating. However, each person with an ignition key can deactivate the anti-theft lock device.
DE 102010063120 a1 forms the basis of an electrical system with an anti-theft device according to the invention and describes a system for protecting against unauthorized use of an electrical energy storage device. The known system has a transponder and a control device. The transponder is arranged in or on an energy storage device, is connected to the energy storage device in a manner that is not separable from the energy storage device without damage, and has a storage unit. The storage unit stores a first code. The control device communicates with the transponder. A second code is stored in the control device. The control device is designed to receive a first code from the transponder, compare said first code with a second code and provide a corresponding control signal if the two codes do not correspond to each other. Two main components are electrically coupled to the energy storage device. And locking the main part when the control signal is generated. The energy storage device has a battery-operated unit. The battery-operated unit is designed to block the energy storage device in the event of a control signal. The first main component is a direct current/direct current converter (DC/DC-Wandler) and the second main component is a direct current/alternating current converter connected downstream of the direct current/direct current converter. An intermediate circuit capacitor is connected between the dc/dc converter and the dc/ac converter, said intermediate circuit capacitor being used to compensate for power fluctuations and to generate a common voltage level between the main components. The motor is connected to the dc/ac converter. The DC/DC converter and the DC/AC converter are connected to a control device. The energy storage device, system, main components, intermediate circuit capacitor and electric motor form the electric drive system of the vehicle. The control device can disable the entire vehicle by locking the main part.
DE 102012204788 a1 describes a control device for controlling a high-voltage onboard power supply system of an electrically driven motor vehicle in order to protect persons when they are touched by them. The high-voltage vehicle electrical system is equipped with a high-voltage energy store formed by a high-voltage battery, a drive motor formed by a wheel-side electric motor, and a plurality of high-voltage components. The high-voltage component comprises a contactor, a first high-voltage conductor from the contactor to a control device, a second high-voltage conductor from the control device to a wheel-side motor, and a capacitive device for leveling and stabilizing the level of the high-voltage onboard power supply system. The high-voltage battery is connected with the control device by means of a contactor and a first high-voltage wire. The contactor is used for connecting or disconnecting a high-voltage component to or from a high-voltage battery. The known control device has a monitoring device, a disconnection device, a discharge device and a disconnection device. The monitoring device can be coupled to a line system of a monitoring line and is used to monitor the state of a high-voltage component connected to the line system. The disconnection device is coupled to the monitoring device and is provided for electrically disconnecting the high-voltage energy store from the high-voltage on-board electrical system in response to a fault detection of the monitoring device. The discharge device is coupled to the monitoring device and the disconnection device and is provided for discharging the high-voltage component, which still has an electrical charge, after the high-voltage energy store has been disconnected from the high-voltage on-board electrical system. The disconnection device is coupled to the disconnection device and the discharge device and is provided to electrically disconnect the high-voltage energy store from the high-voltage on-board electrical system and to discharge the high-voltage components, independently of the current state of the motor vehicle. The circuit breaker device has a manual emergency disconnection operating unit, a telemetric receiver unit and a crash sensor unit located in the motor vehicle. The emergency opening operation unit has a switch. With the aid of the disconnection device, the contactor can be deactivated by means of the telemetric receiving unit, so that the high-voltage battery is disconnected from the remaining high-voltage vehicle electrical system. According to this patent document, the deactivation of the contactor by means of the telemetry constitutes a desirable prerequisite for effective theft protection, since the stolen vehicle can thus be set to be immobile relatively easily.
Disclosure of Invention
The object of the invention is therefore to improve an electrical system with an anti-theft device.
The object of the invention is achieved by an electrical system having an anti-theft device according to the invention.
The invention relates to an electrical system with an anti-theft device, preferably forming the drive train of an electric or hybrid electric vehicle, having
A storage for electrical energy;
an electric motor;
a switch;
control means for protecting the system against theft;
wherein the content of the first and second substances,
the memory is coupled to the motor;
the switch may have or be in a first and a second switching state;
the control device is coupled to the switch;
the control device is designed in such a way that
-if the switch is in the second switch state, the control means prevents the memory from charging and/or discharges the memory.
The system according to the invention makes theft of the system unattractive, since removal and use of the system is significantly hampered by preventing charging and/or by discharging. This also applies in particular to the case in which the system forms the drive train of an electric vehicle or a hybrid electric vehicle, since driving away and/or driving on is prevented or even completely prevented.
The control device is preferably designed such that, if the switch is in the first switching state, it effects or permits the charging of the memory and/or the discharging of the memory.
The system according to the invention can, if necessary, be provided without an additional or with at least one additional storage for electrical energy and/or without an additional or with at least one additional electric motor and/or without an additional or with at least one additional switch and/or without an additional or with at least one additional control device for protecting the system against theft.
Each storage device for electrical energy can be designed in any desired manner, for example as a traction battery and/or as a capacitor, such that it has at least one accumulator and/or at least one capacitor.
Each electric motor can be designed in any desired manner, for example, it has an ac or three-phase ac motor and a bidirectional inverter, which is coupled with its dc voltage side to the storage device and with its ac voltage side to the three-phase ac motor.
Each switch can be designed in any desired manner, for example as a hardware switch or as a software switch. The switch can be part of a remote control device, which is integrated in the ignition key or is designed separately from the ignition key, for example, as a hardware switch. The switch may be implemented as a software switch by a program, which is stored in a computer or in a smartphone, for example, as an application program. The use of the switch by an authorized third party, for example an official or a merchant of the vending system, is realized in a simple manner as a form of implementation of the program.
Each control device can be designed in any desired manner, for example in such a way that it is integrated into an engine control unit of the motor vehicle or is realized by such an engine control unit or is realized by a module which is designed separately from such an engine control unit and is preferably installed afterwards.
In one embodiment, the switch is wirelessly coupled to the control device.
This wireless coupling can be implemented in any desired manner, for example by means of a remote control or a computer.
In one embodiment, a system is specified having
A remote operation device;
wherein the content of the first and second substances,
the remote operating device is wirelessly coupled to the control device;
the remote operation device has a switch.
In one embodiment, a system is specified having
A portable computer;
wherein the content of the first and second substances,
the computer is wirelessly coupled to the control device;
the switch is implemented by a program;
the program is stored on a computer.
In one embodiment, it is specified that the information is transmitted via a mobile radio network and/or via a WLAN (Wireless local area network) and/or via a WLAN
Figure BDA0002308294780000041
(Bluetooth, a trademark of Bluetooth SIG corporation) to enable wireless coupling.
In one embodiment, a system is specified having
Electrical consumers or electrical loads;
wherein the content of the first and second substances,
a memory coupled to the consumer;
to discharge the memory, the control device electrically connects the memory to the load and switches on the load.
The system according to the invention can have no additional or at least one additional load, as required.
Each electrical consumer can be designed in any desired manner, for example as a heating or cooling device or a ventilator or air conditioning or lighting device or dipped or high beam or brake light or horn or stereo.
In one embodiment, a system is specified having
Short-circuit resistance or short-circuit impedance;
wherein the content of the first and second substances,
a memory is coupled to the short-circuit resistor;
the control device electrically connects the memory to the short-circuit resistor to discharge the memory.
The system according to the invention can have no or at least one additional short-circuit resistor, as required.
Each short-circuit resistor can be designed in any desired manner, for example in such a way that its ohmic resistance value can be set by the control device.
In one embodiment, a system is specified having
A charging socket;
wherein the content of the first and second substances,
a memory coupled to the charging socket;
to prevent charging, the control device electrically disconnects the memory from the charging socket, in particular galvanically.
The control device is preferably designed such that, if the switch is in the first switching state, the control device electrically connects the memory to the charging socket and/or charges the memory via the charging socket and/or the control device enables or permits charging of the memory via the charging socket.
The system according to the invention may have no additional or at least one additional charging socket, as required.
Each charging socket may be constructed in any manner as desired, for example, as per
Figure BDA0002308294780000051
A System (trademark of Tokyo Electric Power corporation) or a CCS System (abbreviation of Combined Charging System) is constructed.
In one embodiment, a system is specified having
A connection line;
wherein the content of the first and second substances,
the connection line electrically connects the memory with the charging socket;
to disconnect the memory from the charging socket, the control device breaks the connection.
The system according to the invention can have no additional or at least one additional connection line, as required.
Each connection line can be designed in any desired manner, for example according to
Figure BDA0002308294780000061
System or CCS system configuration.
In one embodiment, a system is specified having
A blasting charge (sprengladong);
wherein the content of the first and second substances,
to break the connecting line, the control device ignites the blasting charge.
The system according to the invention may, if desired, be provided without an additional or with at least one additional blasting charge.
Each blast charge may be configured in any manner as desired, for example, such that the blast charge is arranged directly on or next to or around the connecting line.
Drawings
There are many possibilities for the design and improvement of the electrical system according to the invention with an anti-theft device in an advantageous manner. Preferred embodiments of the invention are explained in detail below with reference to the drawings and the description associated with said drawings. In the drawings:
fig. 1 shows a preferred embodiment of an electrical system with an anti-theft device.
Detailed Description
Fig. 1 schematically shows a preferred embodiment of an electrical system 10 with an anti-theft device. The system 10 forms the drive train of an electric vehicle, which is not shown, by way of example and has a storage 11 for electrical energy, an electric motor 12, a first and a second switch 13, 13 ', a control device 14 for protecting the system 10 against theft, a remote control 15, a portable computer 16, an electrical consumer 17, a short-circuit resistor 18, a charging socket 19, a first and a second connecting line 20, 20', a blasting charge 21 and a short-circuit switch 22.
The electric motor 12 is electrically connected to a storage device 11, which forms a traction battery of the drive train and has a battery, not shown, for example.
The electric motor 12 illustratively has a three-phase ac motor 121 and a bi-directional inverter 122. The inverter 122 is controlled by an engine control device, not shown, of the motor vehicle and is electrically connected on its dc voltage side to the memory 11 and on its ac voltage side to the three-phase ac motor 121.
The first switch 13 may have a first and a second switching state and is configured as a hardware switch by way of example. The second switch 13' can likewise have a first and a second switching state and is configured as a software switch by way of example. The switching state of the second switch 13' corresponds to the switching state of the first switch 13 in terms of purpose and effect. The first switching state is also referred to as the on state and the second switching state is also referred to as the off state.
The control device 14 is implemented by means of a module, which is designed separately from the engine control unit.
The remote control device 15 is configured, for example, separately from an ignition key, not shown, and wirelessly via
Figure BDA0002308294780000071
Coupled to the control device 14 and having a first switch 13. The first switch 13 is therefore part of the remote operating device 15 and is wirelessly coupled to the control device 14.
The computer 16, which is illustratively a smartphone, is wirelessly coupled to the control device 14 via the mobile radio network and stores the program as an application program (App), which implements the second switch 13'. The second switch 13' is thus wirelessly coupled to the control device 14.
The charging outlet 19 is illustratively configured in accordance with a CCS system.
The first connection line 20 electrically connects the memory 11 to the charging socket 19 and is configured, for example, according to a CCS system. A second connection line 20' electrically connects the memory 11 with the dc voltage side of the inverter 122.
The consumer 17 is coupled to the control device 14 and is electrically connected to the second connection 20' and thus to the storage device 11 and is designed as an air conditioning system, which has an electrical heating device, a cooling device and a ventilator, which are not shown.
The short-circuit switch 22 is coupled to the control device 14 and is illustratively a contactor (Sch ü tz).
The short-circuit resistor 18 is electrically connected to the second connection line 20' and thus to the memory 11 via the short-circuit switch 22 and is, for example, an adjustable resistor, which is coupled to the control device 14, so that the ohmic resistance of the short-circuit resistor can be adjusted by the control device 14.
The blasting charge 21 is coupled to the control device 14 and is arranged, by way of example, directly on the first connecting line 20.
The control device 14 is designed such that it prevents the charging of the memory 11 and discharges the memory 11 if one of the switches 13, 13' is in the second switching state or the blocking state, and that the control device 14 enables or permits or causes or executes the charging of the memory 11 if the switch 13 is in the first switching state or the open state.
In order to discharge the memory 11, the control device 14 switches on the consumer 17, so that the heating device, the cooling device and the ventilator of the consumer are operated under full load. In order to discharge the memory 11, the control device 14 also electrically connects the memory 11 to the short-circuit resistor 18 in that it closes the short-circuit switch 22.
In order to prevent the memory 11 from charging, the control device 14 galvanically disconnects the memory 11 from the charging socket 19 by the control device breaking the connection line 20 by igniting the explosive charge 21.
To enable or permit or cause or perform the charging of the memory 11, the control device 14 opens the short-circuit switch 22.
List of reference numerals
10 electrical system
11 storage for electric energy
12 electric motor
121/122 three-phase AC motor/bi-directional inverter for motor 12
13/13' first/second switch
14 control device for protecting system 10 against theft
15 remote operation device
16 a portable computer; smart phone
17, using an electric appliance; air conditioning equipment
18 short-circuit resistance
19 charging socket
20/20' first/second connection line
21 blasting charging means
22 short-circuit switch

Claims (10)

1. An electrical system (10) with an anti-theft device, comprising
-a storage (11) for electric energy;
an electric motor (12);
a switch (13);
-control means (14) for protecting the system (10) against theft;
wherein the content of the first and second substances,
-the memory (11) is coupled to the motor (12);
the switch (13) can be in a first and a second switching state;
-the control device (14) is coupled to the switch (13);
it is characterized in that the preparation method is characterized in that,
the control device (14) is designed in such a way that
-if the switch (13) is in the second switching state, the control device prevents the memory (11) from charging and/or discharges the memory (11).
2. The system (10) according to claim 1, characterized in that said switch (13) is wirelessly coupled to a control device (14).
3. System (10) according to the preceding claim 2, characterized in that
A remote operation device (15);
wherein the content of the first and second substances,
-said remote operating device (15) is wirelessly coupled to a control device (14);
the remote operation device (15) has a switch (13).
4. System (10) according to one of the two preceding claims, characterized in that
A portable computer (16);
wherein the content of the first and second substances,
-the computer (16) is wirelessly coupled to a control device (14);
the switch (13) is implemented by a program;
the program is stored on a computer (16).
5. System (10) according to one of the three preceding claims, characterized in that the wireless coupling is via a mobile wireless network and/or via a WLAN and/or via
Figure FDA0002308294770000011
And (5) realizing.
6. System (10) according to one of the preceding claims, characterized in that
An electrical load (17);
wherein the content of the first and second substances,
-the memory (11) is coupled to the consumer (17);
in order to discharge the memory (11), the control device (14) electrically connects the memory (11) to the load (17).
7. System (10) according to one of the preceding claims, characterized in that
A short-circuit resistance (18);
wherein the content of the first and second substances,
the memory (11) is coupled to a short-circuit resistor (18);
in order to discharge the memory (11), the control device (14) electrically connects the memory (11) to the short-circuit resistor (18).
8. System (10) according to one of the preceding claims, characterized in that
A charging socket (19);
wherein the content of the first and second substances,
-a memory (11) is coupled to the charging socket (19);
in order to prevent charging, the control device (14) electrically separates the memory (11) from the charging socket (19).
9. System (10) according to the preceding claim 8, characterized in that
A connection line (20);
wherein the content of the first and second substances,
the connection line (20) electrically connects the memory (11) to the charging socket (19);
in order to disconnect the memory (11) from the charging socket (19), the control device (14) breaks the connection line (20).
10. The system (10) according to claim 9, characterized in that
A blasting charge (21);
wherein the content of the first and second substances,
-the control device (14) ignites the blasting charge (21) in order to break the connection line (20).
CN201911248234.7A 2018-12-10 2019-12-09 Electrical system with anti-theft device Pending CN111284448A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018009546.1A DE102018009546A1 (en) 2018-12-10 2018-12-10 Anti-theft electrical system
DE102018009546.1 2018-12-10

Publications (1)

Publication Number Publication Date
CN111284448A true CN111284448A (en) 2020-06-16

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DE (1) DE102018009546A1 (en)

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