EP3427361A1 - Verfahren und vorrichtung zum versorgen einer einrichtung mit elektrischer energie - Google Patents
Verfahren und vorrichtung zum versorgen einer einrichtung mit elektrischer energieInfo
- Publication number
- EP3427361A1 EP3427361A1 EP17709414.1A EP17709414A EP3427361A1 EP 3427361 A1 EP3427361 A1 EP 3427361A1 EP 17709414 A EP17709414 A EP 17709414A EP 3427361 A1 EP3427361 A1 EP 3427361A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- power supply
- switch
- electrical power
- switching
- electrical
- 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- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
Definitions
- the invention relates to a method for supplying a device with electrical energy.
- the invention further relates to a device for supplying a device with electrical energy.
- Environment sensors for creating a highly available environment model for highly and fully automated driving functions are supplied according to the prior art via a singular or single connection with electrical energy. Furthermore, according to the prior art, only one energy supply in the vehicle is present, or if several energy sources / generators are present, they are galvanically coupled and are not independent in the system network. If there is a failure of the electrical power supply or source, one or more sensors of the environment sensors are no longer available. To one
- the sensor set i.e., the total of all sensors mounted on the vehicle
- the sensor set is divided into two subsets and connected to independent energy sources. If a power supply fails, the system therefore remains a subset of sensor information, with a driving maneuver corresponding to a defined
- Driving strategy can be performed if the takeover by the driver fails.
- Disclosure of the invention It is an object of the present invention to provide an improved method and apparatus for providing electrical energy to a device.
- the object is achieved with methods for
- a device for supplying a device with electrical energy comprising:
- At least one switch device with a preferred position and a secondary position, wherein the preferred position and the secondary position is connected to one of the electrical power supply devices; and a controller; in which
- Control device is controllable.
- Incident is performed in one of the electrical power supply facilities. In this way, a secure operating behavior of the device is supported, with a redundancy especially in case of error one of
- a further advantageous development of the method provides that, in an initialization phase of the device, the switch device is checked for operability of a connection between a connection of the energy supply device and an output as well as a connection of the energy supply device and the output. In this way, the
- Preferred position and the secondary position is switched. In this way, a check of the functionality of the switch device is also possible during operation of the device advantageous.
- a further advantageous embodiment of the method provides that the
- the device has a defined number of components, wherein each component is connected to a respective switch device. This way is a high Degree of redundancy, which still provides a defined level of functionality in the event of component failure of the device.
- a further advantageous development of the device is characterized in that the device has two electrical power supply devices. Thereby, a useful case is realized for the practice, which provides an electrical supply of the device by means of two independent electrical power supply devices.
- a further advantageous development of the device is characterized in that by means of the device, a device for a highly automated driving operation of a motor vehicle with electrical energy can be supplied. This provides a useful application of the device because a very high degree of redundancy is required for such a device.
- a further advantageous development of the device is characterized in that the device has at least one component of a sensor device for detecting an environment of the motor vehicle.
- a sensor system for example in the form of radar, video, lidar.
- the switch device is a semiconductor switch, in particular a power semiconductor switch.
- the switch device is a semiconductor switch, in particular a power semiconductor switch.
- a further advantageous development of the device provides that by means of the switch device, the electrical power supply devices are not short-circuited. In this way, a fault is excluded, in which a mutual influence of the two electrical
- the short circuit safety of the power supply devices can be realized in principle via two diodes.
- a short circuit to earth at the output of a power supply would have a repercussion on their inputs and could short circuit the electrical system (input) to ground.
- a further advantageous development of the device is characterized in that the switch device is integrated into the device or is formed separated from the device. In this way is a variety
- Disclosed device features result analogously from corresponding disclosed method features and vice versa. This means, in particular, that features, technical advantages and embodiments relating to the method for supplying a device with electrical energy result analogously from corresponding embodiments, features and advantages relating to the device for supplying a device with electrical energy and vice versa.
- FIG. 1 shows a conventional device for supplying a device with electrical energy.
- Fig. 2 shows another conventional device for supplying a
- Device with electrical energy 3 shows a first embodiment of a device for supplying electrical energy to a device
- FIG. 4 shows a further embodiment of a device for supplying electrical energy to a device
- Fig. 6 is a circuit diagram of an embodiment of a switch device of the device for supplying a device with electrical energy.
- Fig. 1 shows a conventional device for providing electrical energy for a device.
- an electrical energy supply device 10a for example in the form of an electrical vehicle electrical system of a motor vehicle, wherein the vehicle electrical system includes, inter alia, a battery or an accumulator, a starter and a generator.
- the electrical power supply device 10a supplies a plurality of components 20, 30 and 40, which are designed, for example, as components for highly automated driving of the motor vehicle, for example in the form of a radar sensor, and / or a lidar sensor, and / or a video sensor, etc.
- a radar sensor for example in the form of a radar sensor, and / or a lidar sensor, and / or a video sensor, etc.
- Vehicle electrical system of the motor vehicle is no redundancy regarding the electrical power supply available, so that it can lead to severe limitations of the automated driving functionality of the motor vehicle.
- Fig. 2 shows a remedy of the situation mentioned a conventional
- Component 20 with two electrical power supply devices 10a, 10b is connected, wherein the component 30 only with the first
- a redundancy of an electrical power supply for a device by increasing the availability of the supplied device in the event of failure of an electrical power supply device is proposed.
- Driving functions of a motor vehicle can be realized.
- the principle according to the invention can also be advantageously applied to other components or devices.
- the highly or fully automated function undergoes less degradation in the event of an error, thus increasing the safety of the occupants.
- it can increase the availability of the sensors with a view to the front (English, field of view front) to avoid rear-end collisions after a failure of an electrical supply still safe until the driver regains control of the vehicle safely Has.
- it also improves the high availability of automated driving functions of a highly or fully automated vehicle.
- the sensors are either via the first electrical power supply device 10a or via the second electrical
- Power supply device 10b supplied.
- the switching between the two electrical power supply devices 10a, 10b takes place via semiconductor switches, which are preferably realized in semiconductor technology, preferably as FETs.
- the tasks of the switch device are:
- FIG. 3 shows a first embodiment of such a device 100.
- the device 100 has a first electrical energy supply device 10a and a second electrical energy supply device 10b, wherein both energy supply devices 10a, 10b are connected to a switch device 50.
- the switch device 50a has a preferred position A, in which case the switch device 50a is connected to the first electrical power supply device 10a.
- the switch device 50a has a secondary position B, in which the switch device 50a is connected to the second electrical energy supply device 10b.
- the switch device 50 supplies in this way
- Device 200 with the components 20, 30 and 40 with electrical energy either from the first electrical power supply device 10a or from the second electrical power supply device 10b, depending on the position of the switching device 50a. It is also possible to switch the components 20, 30 and 40 completely “de-energized", wherein both power supply devices 10a, 10b are completely disconnected in a further switch position, which makes sense in particular for comfort consumers in order to separate or isolate them in the event of a fault. but also a subnetwork, for example
- the device comprises
- a controller 60 that detects a state of the two electric power supply devices 10a, 10b and, in response thereto, outputs switching signals to the switch device 50a.
- Said control device 60 which represents a "shift intelligence" is preferably embodied as a software which is arranged within the switching device 50a or else can be arranged externally thereof, as shown in FIG 3. If a plurality of switch devices 50a are installed in the vehicle , communication is provided between a plurality of corresponding control devices 60. In a specific embodiment, however, the control device 60 can also be combined in a central unit.
- the switch device 50a is checked for operability of the connection between the preferred position A or the connection A and an output of the switch device 50a and a connection between the secondary position B or the connection B and the output of the switch device 50a.
- the switching device 50 switches from the
- the switch device 50a is preferably designed such that there is no fault that causes a short circuit of the two electrical power supply devices 10a and 10b. As a result, a high reliability of the entire device 100 is supported.
- the switching device 50 realizes for this purpose a feedback freedom in the event of a fault (for example, in the component 20), thereby the availability of the other
- Components 30, 40 is not affected.
- the device 100 includes a diagnostic functionality to check for possible defects, such as a defective one
- the device 100 includes more than one switch means 50a, wherein at least two switch means 50a are realized in the form of semiconductor switches. There will be one each
- Switch means 50 a closed to ensure the electrical supply of the device 200.
- the other switch device 50a... 50c or the other supply channel can be tested.
- an error state of one of the electrical power supply devices 10a, 10b in the switch device 50a is indicated to a user, for example in an optical and / or acoustic manner or also to the higher-level system, according to which, in the example of FIG automated driving function, this is the driver no longer "offered” or is disabled, whereby appropriate system adjustments to the power supply devices 10a, 10b initiated or can be performed.
- FIG. 4 shows a further embodiment of a device 100 for supplying a device 200 with electrical energy.
- all components 20, 30 and 40 can be selectively either via the first electrical power supply devices 10a or via the second electrical
- Power supply device 10b are supplied with electrical energy, because each of the components 20, 30, 40 is connected to a respective switching device 50a ... 50c. For example, an error in the supply line between the switching device 50a and the component 20 only leads to a failure of the component 20, the remaining components 30, 40 remaining unaffected by this error.
- Component 20, 30, 40 of the device 200 with its own switch means 50a ... 50c is connected. Also conceivable are mixed forms (not shown in figures), with particularly critical components 20, 30, 40 each having its own switch means 50a ... 50c are interconnected.
- switch devices 50a... 50c into the device 100 are conceivable.
- An expansion of decentralized power supply units (English, power distribution units), which could replace an electrical fuse box in the motor vehicle, is possible.
- an integration of the switching device 50a in the control device 60 (for example, the fuse box or central control devices, not shown) is possible, which is provided with two electrical power supply devices 10a, 10b and thus the components 20, 30, 40, the are designed in particular as environment sensors of a motor vehicle,
- Fig. 5 shows schematically a basic flow diagram of a
- the device 200 is supplied from a first electrical energy supply device 10a by means of a switch device 50a in a preferred position A.
- the device 200 is supplied with power from a second electrical power supply device 10b by a defined switching of the switching device 50a into a secondary position B.
- FIG. 6 is a circuit diagram showing one embodiment of a switch device 50 of the device 100 for supplying a device with electrical energy according to the present invention.
- the illustrated switch device 50 has two inputs A and B and an output C.
- the inputs A and B are adapted to be connected to an electrical power supply device.
- the switch means 50 provides at the output C electrical energy of the electrical power supply device, which is connected to input A and B with input.
- the preferred position is understood to mean that the switching device 50 is connected in such a way that the power supply device which is connected to the input A comes into play.
- the secondary position means that the switching device 50 is connected in such a way that the
- Power supply which is connected to the input B comes to fruition.
- the preferred position could bring the energy supply device connected to the input B and correspondingly the secondary layers the energy supply device connected to the input A to bear.
- Switching device 50 has four field effect transistors FET1 to FET4. For each input A and B, two FETs are provided, which are interconnected back-to-back as shown.
- Power supply devices connected to inputs A and B are not short circuitable.
- Circumstances could have a negative impact on the entire on-board electrical system accessible via inputs A and B.
- control and monitoring device for example.
- the internal connections ADC_1 to ADC_5 provide connections to analog-to-digital converters of the control and monitoring device or the microcontroller or the ASIC or the like. plus corresponding series resistors or voltage dividers.
- the invention provides an improved method for
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Stand-By Power Supply Arrangements (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016203974.1A DE102016203974A1 (de) | 2016-03-10 | 2016-03-10 | Verfahren und Vorrichtung zum Versorgen einer Einrichtung mit elektrischer Energie |
PCT/EP2017/055157 WO2017153318A1 (de) | 2016-03-10 | 2017-03-06 | Verfahren und vorrichtung zum versorgen einer einrichtung mit elektrischer energie |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3427361A1 true EP3427361A1 (de) | 2019-01-16 |
Family
ID=58261655
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17709414.1A Withdrawn EP3427361A1 (de) | 2016-03-10 | 2017-03-06 | Verfahren und vorrichtung zum versorgen einer einrichtung mit elektrischer energie |
Country Status (6)
Country | Link |
---|---|
US (1) | US10756566B2 (de) |
EP (1) | EP3427361A1 (de) |
JP (1) | JP2019511187A (de) |
CN (1) | CN109155532A (de) |
DE (1) | DE102016203974A1 (de) |
WO (1) | WO2017153318A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102018204615A1 (de) * | 2018-03-27 | 2019-10-02 | Robert Bosch Gmbh | Sensoranordnung für ein Fahrzeug |
JP7257255B2 (ja) * | 2019-05-29 | 2023-04-13 | 株式会社ジェイテクト | 補助電源装置 |
CN112186733A (zh) * | 2019-06-13 | 2021-01-05 | 深圳富桂精密工业有限公司 | 电源分配装置以及伺服器系统 |
CN110542890B (zh) * | 2019-10-01 | 2023-03-14 | 西安电子工程研究所 | 一种雷达中央配电箱离线自动检测系统及方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6297640B1 (en) * | 1999-04-12 | 2001-10-02 | Asco Power Technologies, L.P. | Transfer switch position sensing using coil control contacts |
DE10148348B4 (de) * | 2001-09-29 | 2004-04-15 | Daimlerchrysler Ag | Redundate Spannungsversorgung für dreikanaligen elektrischen Verbraucher |
JP2008005662A (ja) | 2006-06-26 | 2008-01-10 | Matsushita Electric Ind Co Ltd | 電源装置 |
JP5526613B2 (ja) | 2008-10-23 | 2014-06-18 | 日産自動車株式会社 | 車両用電源供給制御装置、及び車両用電源供給制御方法 |
DE102012210078A1 (de) * | 2012-06-15 | 2013-12-19 | Zf Friedrichshafen Ag | Energieversorgungsvorrichtung für ein Fahrzeug und selbstfahrender Arbeitszug |
JP5983171B2 (ja) * | 2012-08-10 | 2016-08-31 | 株式会社Gsユアサ | スイッチ故障診断装置、蓄電装置 |
DE102013201641A1 (de) * | 2013-01-31 | 2014-07-31 | Robert Bosch Gmbh | Energieversorgungseinheit und Verfahren zum Betrieb einer Energieversorgungseinheit zur autarken Versorgung eines Verbrauchers |
DE102013221577A1 (de) * | 2013-10-24 | 2015-04-30 | Zf Friedrichshafen Ag | Elektronische Vorrichtung und Verfahren zum Betreiben einer elektronischen Vorrichtung |
DE102014207993A1 (de) | 2014-04-29 | 2015-10-29 | Robert Bosch Gmbh | Energieübertragungsvorrichtung und Bordnetz |
-
2016
- 2016-03-10 DE DE102016203974.1A patent/DE102016203974A1/de not_active Withdrawn
-
2017
- 2017-03-06 CN CN201780028537.0A patent/CN109155532A/zh active Pending
- 2017-03-06 US US16/082,727 patent/US10756566B2/en active Active
- 2017-03-06 EP EP17709414.1A patent/EP3427361A1/de not_active Withdrawn
- 2017-03-06 WO PCT/EP2017/055157 patent/WO2017153318A1/de active Application Filing
- 2017-03-06 JP JP2018547459A patent/JP2019511187A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CN109155532A (zh) | 2019-01-04 |
US10756566B2 (en) | 2020-08-25 |
WO2017153318A1 (de) | 2017-09-14 |
JP2019511187A (ja) | 2019-04-18 |
DE102016203974A1 (de) | 2017-09-14 |
US20190074714A1 (en) | 2019-03-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE102017101369B4 (de) | Energieversorgungssystem für sicherheitsrelevante systeme in einem kraftfahrzeug | |
EP3265350B1 (de) | Steuergerät und verfahren für ein kraftfahrzeugbremssystem | |
WO2015082113A1 (de) | Bordnetz zur fehlertoleranten und redundanten versorgung | |
EP3243256A1 (de) | Verfahren zum versorgen mindestens eines verbrauchers in einem bordnetz und bordnetz | |
DE102014208192A1 (de) | Vorrichtung und zum Verbinden eines Basis-Bordnetzes mit einem insbesondere sicherheitsrelevanten Teilnetz | |
EP3427361A1 (de) | Verfahren und vorrichtung zum versorgen einer einrichtung mit elektrischer energie | |
DE102007021286A1 (de) | Elektromechanisches Bremssystem mit einer ausfallsicheren Energieversorgung und Verfahren zur ausfallsicheren Energieversorgung in einem elektromechanischen Bremssystem für Fahrzeuge | |
DE102014208201A1 (de) | Vorrichtung zur Versorgung zumindest eines Verbrauchers | |
DE102015222544A1 (de) | Bordnetz | |
DE102016112764A1 (de) | Schnittstellenmodul für ein bordnetz eines kraftfahrzeugs, stromverteiler sowie bordnetz für ein kraftfahrzeug | |
DE10348162B3 (de) | Vorrichtung zur redundanten Energieversorgung sicherheitsrelevanter Verbraucher | |
DE102016224618A1 (de) | Fahrzeug-Bordnetz mit hoher Verfügbarkeit | |
DE10020141A1 (de) | Bordnetzsystem | |
DE102015222545A1 (de) | Bordnetz | |
DE102014221281A1 (de) | Fahrzeug-Bordnetz mit hoher Verfügbarkeit | |
DE102009055044A1 (de) | Verfahren und Vorrichtung zur Unterbindung einer ungewollten Beschleunigung eines Fahrzeuges | |
DE102017202295A1 (de) | Schaltungsanordnung zum Durchführen eines Vergleichs | |
EP2920059B1 (de) | Boot mit hochvolt-system | |
EP3797461B1 (de) | Elektrische bordnetzvorrichtung zum versorgen von zumindest zwei elektrischen verbrauchern in einem kraftfahrzeug sowie kraftfahrzeug, umschaltvorrichtung und verfahren zum betreiben einer bordnetzvorrichtung | |
DE102017127081A1 (de) | Verfahren zum Schwarzstart einer Energieversorgungseinrichtung, bidirektionaler Wechselrichter und Energieversorgungseinrichtung mit einem bidirektionalen Wechselrichter | |
WO2009015973A1 (de) | Elektrisches bremssystem | |
DE102016117169B4 (de) | System zur Energie- und/oder Datenübertragung | |
EP3197726B1 (de) | Bordnetz | |
DE102016200091A1 (de) | Verfahren zum Koppeln eines Verbrauchers | |
DE102019119577A1 (de) | Elektrisches Bordnetz eines zumindest teilweise elektromotorisch antreibbaren Kraftfahrzeugs |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20181010 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
17Q | First examination report despatched |
Effective date: 20200221 |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: ROBERT BOSCH GMBH |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20200703 |