DE102009008157A1 - Device for supplying electrical energy collector of electrically operated vehicle i.e. automobile, has electrical interface that is assigned to part of openly accessible electricity mains i.e. street light - Google Patents

Abstract

The device has an electrical interface (1) that is attached to electricity mains (5). The electrical interface is assigned to a part of openly accessible electricity mains i.e. street light (3). The electrical interface is connected upstream to an electric meter device (15). A locking device (9) locks the interface. A socket (8) is provided in the interface. The electrical interface is electrically coupled with an interface (2) of an energy collector (6). A plug (11) is provided in the interface of the energy collector. An independent claim is also included for a method for supplying electrical energy collectors.

Description

The The present invention relates to a device for supplying electrical energy collectors, in particular of energy collectors of electric vehicles, with electrical energy above a connected to a mains electrical coupling point.

STATE OF THE ART

in view of the environmentally friendly disadvantages of fossil fuels, like petroleum and the rise of the same. a. because of the Finiteness of the energy reserves of fossil fuels is in the Automotive industry a change from internal combustion engines to electric motors to observe. The current powered by electric motors vehicles However, they have the disadvantage that the storage capacity of the used energy harvesters sensitive the range of these vehicles limits or because of their size and weight the energy collector limits the payload of such vehicles. Furthermore, it lacks an appropriate power tank network, these vehicles to supply electricity. Currently it is common for the Users of energy collectors such electric vehicles at home their existing power coupling points, such as sockets, need to charge. A disadvantage here is that not every user has a corresponding one Has access. For example, for residents of multi-storey Apartment buildings do not always have enough parking spaces to charge their electric vehicles, and additional extension cords must be used. Furthermore, it is also difficult here to record the quantity of electricity requested.

adversely this is also, the user should because of insufficient charging the energy collector cells of the electric vehicle or for other reasons no longer reach his home location, that there are currently few opportunities to be public to supply electricity.

From the DE 42 13 414 C2 For example, there is known a multiple charging station power charging system having at least one socket for plugging in a plug, the charging station of the charging station further comprising an electricity metering device which functions similarly to fuel dispensers. In this case, the requested amount of energy is queried by the electricity meter device, which is then payable to a corresponding center.

Furthermore, from the published patent application DE 41 01 053 A1 a parking meter with electrical connection for charging the batteries with motor vehicles described with electric drive. Here it is only disclosed that a parking meter additionally has a connection which is connected to the electrical power network, wherein the queried by the energy collectors of the scooter electricity amount is payable by coin or chip card.

adversely in both systems, the respective devices are additional Require construction measures, d. h., it must be done accordingly new dispensers or new parking meters installed, and in addition be connected to the existing power grid. This requires a high planning and production costs. Further, these are Installations also not easily accessible, for example These parking meters can only be used if the appropriate parking is free.

Further the current state of the art of energy collectors especially requires long loading times, so the downtime before the parking meters and Dispensers can be several hours, which is what again with a high customer demand a correspondingly high Number of dispensers or parking meters would require. This in turn would require a lot of effort and investment into the appropriate infrastructure to provide adequate training Require parking spaces.

TASK

task The invention is therefore to provide a device which the Disadvantages of the prior art triggers.

SOLUTION OF THE TASK

to Solution of the task that performs a device is provided, which has an electrical coupling point, the associated with a street lamp.

The fact that the coupling point is assigned to a street lamp, has the particular advantage that the existing infrastructure, in particular the existing grid of street lights can be used. Furthermore, the device is easily and inexpensively retrofitted to existing street lamps. This has the advantage that with correspondingly long loading times, correspondingly large quantities of parking spaces can be formed inexpensively and relatively quickly. In this case, for example, the street lamps in cities and towns but also at motorway rest houses, etc. can be used. That is, in principle, any publicly accessible street lamp can be used. It is also conceivable to provide other publicly available power sources with the inventive coupling point.

The Clutch point of an inventive device can further provided with all necessary equipment so that charging energy collectors, in particular of Energy collectors of electric vehicles, inexpensively possible is.

The Clutch point, for example, a power counting device exhibit. Here are all possible shapes conceivable. Essential Here is just that the user can perceive how much power he to recharge his energy collector, for example, rechargeable Batteries, has consumed. Here are corresponding ads, Displays or printing devices conceivable. It is essential here u. a. also that the operator of the inventive device read the requested amount of data and accordingly in billing agencies can process the requested amounts of electricity charged to the user to be able to make.

Further can provide the coupling point with a locking device be that prevents unauthorized power polling. Here are various embodiments conceivable. In the simplest embodiment it is conceivable to provide a key lock device, where the user keys corresponding to the operator get to a lock that closes the coupling point, unlock. In the key-lock principle are all Technically possible devices conceivable starting at a conventional key and a conventional one Lock, up to the security over chip cards and appropriate Read-out devices, with corresponding personal identification numbers (PIN) would be entered. The activation of the locking device can also only and / or supplemented by devices allows be a fingerprint, a number code, a smart card and / or interrogate a radio transponder. These devices and Procedures can be the conventional key replace or supplement.

In a preferred embodiment, the first coupling point a socket for electrical coupling with a separate, corresponding Plug, which is connected to a power collector, a locking device and a billing data reading device.

The Billing data reading device is used to read billing data used on a billing data storage device are.

at The billing data storage device may be commercially available Chip cards with chip and / or magnetic stripes act, with the corresponding Billing data, such as customer data, username, required power type and amperage of the energy collector can be stored.

about the billing data reading device then becomes the billing data read out together with the power energy of the energy collector and, for example, to a power converter and a billing data transmitter passed.

at The current transformer can be state-of-the-art current transformers The only important thing is that this is the electricity that the street lamp from the power grid interrogates, in one for the energy collector can transform suitable form.

The Billing data transmitting device may be any suitable data transmission medium have, such as the power grid itself, the Internet or the mobile. In one embodiment, however, the Electricity network preferred over which the billing data and the requested quantity of electricity is transferred to a clearing office in a suitable form be the required calculations as well as the access permit allowed to the coupling point. Here are the corresponding Data from the billing data transmitting device in one to send over the power grid brought appropriate shape.

Essential in the exchange of data between the clearinghouse and the first coupling point is that the billing data transmitting device is able to connect to a connected to the power supply from To communicate, for example, the rights of use, invoices provided and unlock or block the coupling point can take place via the clearinghouse. For this purpose, the billing data transmission device can be provided with a corresponding receiver which receives the billing agency's instructions, processes them and forwards them to the corresponding devices / devices.

in this connection are again different devices and methods possible such as querying a pin code that the user either must enter personally or the corresponding stored on the billing data storage device.

DESCRIPTION OF THE FIGURES

Further Advantages, features and details of the invention will become apparent the following description of preferred embodiments as well as from the drawing; this one shows in her only figure Inventive device for supplying electrical Energy collectors by means of a street lamp.

How out 1 can be seen, a device according to the invention for supplying electrical energy harvesters is shown schematically 6 , an electric vehicle 7 that the electric energy collector 6 has, a first coupling point 1 standing on a street lamp 3 is arranged, and a second coupling point 2 that with the first coupling point 1 is detachable. Here is an example of a street lamp 3 represented with the first coupling point. It is conceivable, however, at the street lamp 3 several coupling points 1 provided with the necessary additional devices so that several energy collectors can be charged at the same time.

The first coupling point 1 is on a street lamp 3 connected in the illustrated embodiment in a separate housing (without reference numeral). In the housing is the first coupling point 1 housed a locking device 9 a billing data reading device 13 , a billing data transmitting device 14 , an electricity meter device 15 and a socket 8th having.

The socket 8th is electric with a power grid 5 connected. The electricity meter device 15 , the billing data sender 14 and the billing data reading device 13 are with the jack 8th connected such that one via a corresponding connector 11 , which will be described in more detail below, recorded amount of electricity, revised for sending and to the clearinghouse 4 can be transferred. In this case, already known from the prior art devices, in particular for the locking device 9 , the electricity meter device 15 , the billing data sender 14 , the socket 8th and the billing data reading device 13 be used.

Furthermore, a receiver device (not shown) may be provided in the first coupling point, the control commands from a central accounting office 4 receives and processes and forwards to the appropriate devices.

The power grid 5 is in turn connected to power plants (not shown), which generate their electricity into the grid 5 Feed in with the street lamp 3 electrically connected. The power plants can be all types of power plants that can generate electricity.

At the street lamp 3 it can be any street lamp used in public or private road traffic. It is essential that the street lamp with the inventive device for supplying electrical energy harvesters can be operatively connected. For this purpose, it may be necessary that a corresponding housing can be mounted either on or in the street lamp, depending on whether the pole of the street lamp, for example, has a solid cross section of wood or a hollow cross section of a tube. In masts with hollow cross-section most street lamps are provided with a closable opening into which the device or the housing of the inventive device can be accommodated. This opening, if not present, can be retrofitted for the device according to the invention, so that it can be used in a mast.

Furthermore, in 1 a second coupling point 2 shown. The second coupling point 2 has a plug 11 and a billing data storage device 12 on. The plug 11 the second coupling point 2 is with the socket 8th the first coupling point 1 so compatible that between the two an electrical connection for transmitting power from the socket 8th in the direction of the plug 11 towards an elek energy collector 6 is possible. At the plug 11 it can be a conventional safety plug. However, other plug connections are conceivable. It is essential here that a secure electrical coupling between the first coupling point 1 and second coupling point 2 is possible.

At the plug 11 is a billing data storage device 12 intended. The billing data storage device 12 can with the plug 11 be formed integrally.

However, it is also conceivable that the plug 11 and the billing data storage device 12 are separate components, wherein the billing data storage device 12 either in a slot of the plug or in the billing data reader 13 the first coupling point 1 is pluggable.

In the billing data storage device 12 All essential data of the user is included, such as an access code, which gives access to the first coupling point 1 enables essential customer data that enables tracking of the customer / user so that a queried amount of electricity can be billed to the user, etc ..

In the billing data storage device 12 they may be, for example, commercially available chip cards with a chip and / or a magnetic strip, on each of which corresponding data, as mentioned above, are stored.

As further out 1 seen, is the plug 11 electrically with a connecting line 10 connected, in turn, with an energy collector 6 is electrically coupled. At the connection line 10 It can be any type of electrical line, the only important thing here is that the power effectively over the plug 11 to the energy collector 6 can forward. The energy collector 6 can either with the connection line 10 fixed or be electrically coupled via a suitable connector socket connection.

At the energy collector 6 they may be commercially available power accumulators for storing electricity, in particular such accumulators used for the operation of electric vehicles 7 are suitable. The energy collector 6 Can be either interchangeable or fixed to the electric vehicle 7 be connected.

In the electric vehicle 7 it can be any vehicle that can be operated on public roads and has an electric drive (without reference numerals), which also has energy collectors 7 is fed.

The operation of the device according to the invention is as follows: If a user of an electric vehicle 7 determines that the energy collector 6 He has no or barely charged electricity, he can on the inventive device, the energy collector 6 his vehicle 7 recharge. All he has to do is have a street lamp 3 seek out with the inventive device for supplying electrical energy collectors 6 is provided.

To access the socket 8th the first electrical coupling point 1 To gain access, the user opens using the billing data storage device 12 the locking device 9 the first coupling point 1 , This is done by having the billing data reading device 13 stored on the billing data storage device 12 stored data, this to a clearinghouse 4 via the billing data transmission device 14 sends to request an appropriate authorization, the socket 8th via the locking device 9 is released if the user is authorized to access. This can either be autonomous at the first coupling point 1 done, or the data required for this will be in the clearinghouse 4 compared, in which case in addition a receiver device 17 to in the first coupling point 1 is provided.

Here Other approaches are possible. It is essential In this case, that only authorized users have access to the device for Be able to obtain supplies from electrical energy collectors, so that also a corresponding calculation of the requested amount of electricity can take place.

After the user through his billing data storage device 12 Access to the socket, he opens an existing closing device 9 , put the plug 11 the second coupling point 2 in the socket 8th the first coupling point, so that they are electrically connected to each other. about the plug 11 and its connection line 10 becomes the energy collector 6 of the electric vehicle 7 charged with electricity. The electricity comes from the power grid 5 where the street lamp 3 connected. The user can via the electricity meter device 15 view the requested power. In the embodiment of the electricity meter device 15 There are several possibilities. The electricity meter device 15 may be similar to a gas station device, such as when fueling, ie, the amount of electricity interrogated is given in appropriate values, such as kW, and the costs incurred.

If necessary, the first coupling point 1 also a power conversion device 16 have the power of the grid 5 originating electricity in for the energy collector 6 suitable form converts. This can take into account the corresponding specifications of energy collectors 6 be taken. Alternatively, the corresponding conversion type may also be used in the billing data storage device 12 stored so that via the billing data storage device 12 the required power conversion data of the respective energy collector 6 be queried and forwarded to the current transformer.

The amount of electricity requested by the user is then transmitted via the billing data reading device 13 from the electricity meter device 15 detected, to the billing data storage device 12 passed the corresponding stream data together with the billing data of the user to a clearing house 4 which can issue a corresponding cost account to the user.

When transmitting the billing data of the user and his queried amount of electricity, can serve as a data transmission medium, the power grid 5 the street lamp 3 be used. However, other data transmission media, such as mobile, the Internet, etc. conceivable. It would also be conceivable here to charge a chip card with corresponding amounts of money, wherein at the first coupling point 1 is paid with this. LIST OF REFERENCE NUMBERS ¹ first coupling point 2 second coupling point ³ street lamp ⁴ clearinghouse ⁵ power grid ⁶ energy collector 7 electric vehicle ^8th Rifle ⁹ Locking device 10 connecting line 11 plug 12 Billing data Speichervorr. 13 Abbrechnungsdaten-Lesevorr. 14 Billing data Sendevorr. 15 Electricity meter device ¹⁶ Power converter

QUOTES INCLUDE IN THE DESCRIPTION

This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.

Cited patent literature

• - DE 4213414 C2 [0004]
• - DE 4101053 A1 [0005]

Claims (23)

Device for supplying electrical energy collectors ( 6 ), in particular energy collectors of electric vehicles ( 7 ), with electrical energy via a to a power grid ( 5 ) connected electrical coupling point ( 1 ), characterized in that the electrical coupling point ( 1 ) a part of the publicly accessible power grid, in particular a street lamp ( 3 ), assigned. Apparatus according to claim 1, characterized in that the coupling point an electricity meter device ( 15 ) is connected upstream. Apparatus according to claim 1 or 2, characterized in that the coupling point on the street lamp ( 3 ) via a locking device ( 9 ) is protected against misuse. Device according to at least one of claims 1 to 3, characterized in that the coupling point a socket ( 8th ) having. Device according to one of claims 1 to 4, characterized in that the first coupling point ( 1 ) of the street lamp ( 3 ) with a second coupling point ( 2 ) of an energy collector ( 6 ) is electrically coupled. Apparatus according to claim 5, characterized in that the second coupling point ( 2 ) a plug ( 11 ) having. Device according to claim 5 or 6, characterized in that the second coupling point ( 2 ) a connection line ( 10 ) for electrically charging the energy collector ( 6 ), wherein the connecting line ( 10 ) is electrically connected to the energy collector. Device according to at least one of claims 5 to 7, characterized in that the second coupling point ( 2 ) an accounting data storage device ( 12 ) assigned. Device according to one of the preceding claims, characterized in that the first coupling point ( 1 ) a billing data reading device ( 13 ) assigned. Apparatus according to claim 9, characterized in that the billing data storage device comprises a memory chip card ( 11 ), billing data being stored on the chip. Apparatus according to claim 10, characterized in that on the memory chip card ( 11 ) a PIN code for unlocking the locking device ( 9 ) is stored. Apparatus according to claim 10 or 11, characterized in that the billing data reading device ( 13 ) the data on the memory chip card ( 11 ) are readable by means of a contactless connection or via a contact connection. Device according to one of the preceding claims 10 to 11, characterized in that the chip card in one piece with the second coupling point ( 2 ) or is formed separately. Device according to one of the preceding claims, characterized in that the first coupling point ( 1 ) with a billing data transmission device ( 14 ), which transfers the billing data to a clearing house ( 4 ) sends. Device according to one of the preceding claims, characterized in that the first coupling point ( 1 ) the electricity meter device ( 15 ), which records, displays and / or settles a quantity of electricity requested, and with the billing data transmission device ( 14 ) connected is. Apparatus according to claim 14 or 15, characterized in that the billing data transmitting device ( 14 ) is provided for forwarding the billing data and / or the amount of electricity over a data transmission medium. Device according to claim 16, characterized in that that the data transmission medium is the power grid, the Internet and / or the mobile network. Method for supplying electrical energy collectors ( 6 ), in particular energy collectors of electric vehicles ( 7 ), with electrical energy via a to a power grid ( 5 ) connected electrical coupling point ( 1 ), characterized in that the energy collector ( 6 ) on a street lamp ( 3 ) is connected. Method according to claim 18, comprising the steps of: coupling a first coupling point ( 1 ) connected to the publicly accessible power grid ( 5 ), with a second coupling point ( 2 ) with an energy collector ( 6 ), - readout of billing data and access data from a billing data memory ( 12 ), - unlocking the first coupling point ( 1 ) for releasing as a power source for charging the energy collector ( 6 ), - recording the amount of electricity taken by means of an electricity metering device ( 15 ) and - sending the requested amount of electricity via a data transmission medium to a clearinghouse ( 5 ), the transmission of the billing data and the flow data over a power grid ( 5 ), Mobile network and / or Internet takes place. Rifle ( 8th ) for engaging plugs ( 11 ) for supplying electrical energy collectors ( 6 ), in particular energy collectors of electric vehicles ( 7 ), with electrical energy via a to a power grid ( 5 ) connected electrical coupling point ( 1 ), characterized in that the bushing ( 8th ) of a street lamp ( 3 ) assigned. Rifle ( 8th ) according to claim 1, characterized in that the socket has a locking device ( 9 ), a billing data reading device ( 13 ), a billing data transmitting device ( 14 ) and / or an electricity meter device ( 15 ) assigned. Plug ( 11 ), which is designed for coupling with a socket according to one of claims 20 to 21, characterized in that the plug ( 11 ) with an energy collector ( 6 ) is electrically connected. Plug ( 11 ) according to claim 22, characterized in that a billing data storage device ( 12 ) is provided on the plug.