WO2001093453A1 - Unite de couplage electrique pour flux de donnees haute frequence - Google Patents

Unite de couplage electrique pour flux de donnees haute frequence Download PDF

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Publication number
WO2001093453A1
WO2001093453A1 PCT/DE2001/001367 DE0101367W WO0193453A1 WO 2001093453 A1 WO2001093453 A1 WO 2001093453A1 DE 0101367 W DE0101367 W DE 0101367W WO 0193453 A1 WO0193453 A1 WO 0193453A1
Authority
WO
WIPO (PCT)
Prior art keywords
modem
coupling unit
fuse
coupling
module
Prior art date
Application number
PCT/DE2001/001367
Other languages
German (de)
English (en)
Inventor
Bernhard Megerle
Waldemar Kirsch
Wolfgang Hänsch
Reno Förster
Original Assignee
Efen Gmbh
Oneline Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Efen Gmbh, Oneline Ag filed Critical Efen Gmbh
Priority to AU2001260057A priority Critical patent/AU2001260057A1/en
Publication of WO2001093453A1 publication Critical patent/WO2001093453A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/56—Circuits for coupling, blocking, or by-passing of signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5425—Methods of transmitting or receiving signals via power distribution lines improving S/N by matching impedance, noise reduction, gain control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5429—Applications for powerline communications
    • H04B2203/5445—Local network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5462—Systems for power line communications
    • H04B2203/5466—Systems for power line communications using three phases conductors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5462—Systems for power line communications
    • H04B2203/5483—Systems for power line communications using coupling circuits

Definitions

  • connection module (1) which has a coupling capacitor (4, 4 ') with in
  • connection module (1) has two series-connected and with the secondary winding (26) of the transformer (6) connected RF coupler (2, 2 '), which with the symmetrical energy conductors ( L1, L3) of a four-sector conductor cable are connected.
  • connection module (1) has a three-pole NH lower part (8) with connected, the transformer (6) and the overvoltage protection (7) containing adapter unit (3).
  • connection module (1) is housed in an NH fuse switch disconnector (9).
  • Coupling unit according to one of claims 1 to 4, characterized in that the cover (10) of the fuse switch disconnector (9) has locking (38, 39) and / or sealing devices (32).
  • connection module (1) has two locally separate and electrically connected via a connecting line (44) module parts (46, 47) , wherein in the first module part (46, mother device) the transmitter (6) and an RF
  • Couplers (4 ') in a first housing (43) and in the second module part (47, daughter device) at least the back-up fuse (5) of the other RF coupler (2) are accommodated in a second housing (43).
  • coupling unit according to one of claims 1, 2 and 5 to 8, characterized in that in the first module part (mother device, 46) of the transformer (6) with primary (27) and secondary winding (26), the overvoltage protection (7) , an RF coupler (2 ") and a coupling capacitor (4) are housed.
  • the invention relates to an electrical coupling unit for transmitting high-frequency electrical data streams in the frequency range between approximately 9 kHz and 30 MHz via low-voltage lines, with a connection module which has a coupling capacitor with a series fuse as an RF coupler.
  • the well-known "Powerline technology" enables data and signals to be sent over the existing energy network.
  • the network operators can use the existing infrastructure for energy distribution on the low-voltage side more intensively and think of additional services such as automatic meter reading, building management and building monitoring.
  • All of these applications involve the transmission of high-frequency signal currents via the network installed for 50 Hz power distribution.
  • the transmission frequencies range from 9 kHz to about 30 MHz. These frequencies allow sufficient separation from the 50 Hz energy voltage and enable the transmission of a sufficiently high data density.
  • the electrical separation of 50 Hz energy voltage is necessary in order to keep the relatively high energy voltage of 230/400 V away from the data processing devices and to couple the relatively low data transmission voltage into the energy network.
  • the electrical separation of the energy and data voltage is expediently carried out via coupling capacitors, via which the data streams can be coupled into and out of the energy network, if necessary in conjunction with supplementary elements.
  • Coupling capacitors of this type are required at the beginning and end of a transmission path and also wherever the transmission system changes and the data must be transferred from one system to the other.
  • data couplers are required at the beginning and end of a transmission path and also wherever the transmission system changes and the data must be transferred from one system to the other.
  • different frequencies and data transmission systems are used within a building than on the power line outside the building.
  • the invention is therefore based on the object to provide an electrical coupling unit of the type mentioned, which can be produced industrially in series, enables safe coupling and uncoupling of data into the energy conductor, can be inserted well into the existing connecting lines and satisfies the safety regulations by access by unauthorized persons in particular is made more difficult.
  • connection module which can be connected to two power conductors by means of two data branch lines and to a modem via modem conductors has a transformer connected to the coupling capacitor for galvanic isolation from the modem, and an overvoltage protection on the modem side.
  • the manufacturer of such a coupling unit can summarize the elements compactly and inexpensively, electrically connect and fasten them, so that the connection module can be manufactured in series and can nevertheless be inserted in the area of a building at the meter distribution up to the local network area. All security is guaranteed. If the capacitor is defective, the series-connected backup fuse with high switching capacity switches. A short-circuit fuse is provided.
  • surge protection on the modem side ensures that the modem is protected against overvoltages that come from the network in the event of lightning or switching overvoltages, for example.
  • transformer adapts the impedance of the modem or the output amplifier to the impedance of a cable or the busbar. It should be noted, - -
  • the wave impedance of a modem cable is approximately 50 to 130 ohms, that of the power cable is 15 to 50 ohms, which is why this adjustment is appropriate.
  • electrical isolation is achieved by the transformer.
  • high-frequency data streams can be transmitted between the modem and the energy network, the high energy voltage at the same time being securely disconnectable from the data processing devices and potential isolation between the energy and data circuit being guaranteed.
  • the overvoltage protection or surge arrester prevents transient overvoltages, the switching overvoltages or lightning overvoltages from being transmitted to the data side and having a harmful effect there.
  • electronic components are very sensitive to high voltages and must therefore be protected against overvoltages, such as those that occur in the energy network.
  • Gas discharge arresters are particularly suitable as surge protection elements because of their low intrinsic capacity. These can be conveniently integrated into the data coupler.
  • connection module By separating the connection module from the modem, the areas of higher voltage can be maintained by appropriately trained personnel, while the areas of low voltage, the electronic modem, etc., by electronics technicians, are protected and shielded from the higher voltages of the power line, maintained or repaired can. Due to the separation from the modem, the connection module is inaccessible to laymen. It can be accommodated in particular in the pre-counter area and, if necessary, secured in such a way that access is difficult and theft is practically impossible. The safety regulations can be maintained in the best possible way, because organizationally only the appropriately trained installers or electricians can access the connection module.
  • connection module has two RF couplers connected in series and connected to the secondary winding of the transformer, which are connected to the symmetrical energy conductors of a four-sector conductor cable.
  • the known four-sector conductor cables have phases L1, L2, L3 and N.
  • the conductors L1 and L3 are symmetrical to the neutral conductor, to earth. If such cables are installed in existing systems, it is expedient to connect the RF couplers to the symmetrical energy conductors L1 and L3 in order to reduce the radiation.
  • the undesired radiation of high-frequency signals from the power line can be suppressed in this way because the coupling between the energy conductors L1 and L3 takes place.
  • Both conductors are connected to the secondary winding of the transformer via coupling capacitors. It is also expedient here to provide each coupling capacitor with a fuse (pre-fuse) both to protect the power supply network and to protect the electronic circuit in the event of a capacitor short circuit. - -
  • phase L2 can also be used, for example to supply the modem with power in a house connection unit.
  • phase L2 is fitted with a normal NH fuse link and the voltage connection is made between outgoing terminal L2 and the neutral conductor.
  • RF couplers in phases L1 and L3 and with a standard fuse link in phase L2.
  • the entire power supply can even be integrated in the space provided for the phase L2 NH fuse link.
  • Such an embodiment has the additional advantage that only low-voltage lines are present on the outlet side and the risk of an electric shock can thus be excluded.
  • the transformer with its primary and secondary windings is dimensioned for the insulation for at least 3500 V between the two windings and thus corresponds to the requirements for the insulation of low-voltage energy networks.
  • surge protection in the form of the surge arrester was mentioned in an advantageous embodiment as a gas discharge arrester, a so-called button arrester.
  • This has a low response voltage of, for example, only 90 V. You can buy such button switches commercially.
  • Surge arresters can be attached both to the winding on the network side of the transformer and to the winding on the data side.
  • the surge arrester should preferably be provided on the data side. If the turns ratio is very different, it may be expedient to accommodate an overvoltage arrester also on the winding on the line side.
  • the transformer on the network side can also be provided with an earthed center tap and have an earthed shield between the two windings.
  • the unshielded and ungrounded arrangement is more advantageous.
  • ring cores made of ferrite material are suitable for the magnetic coupling of the two windings of the transformer, which have low scattering and are easy to wind. These ring cores are fewer at very high frequencies in the range of> 1 MHz - -
  • connection module has a three-pole NH lower part with a connected adapter unit containing the transformer and the overvoltage protection.
  • a commercially available lower part which is certainly ready for series production, can then be fitted with the RF couplers at least at phases L1 and L3, the RF couplers having the design of NH fuse links.
  • These components contain both the coupling capacitors and the pre-fuses in the form of fuses for the short-circuit protection.
  • the coupling unit can be made compact and inexpensive and can be easily inserted into existing connection distributions.
  • connection module can also be accommodated in an NH fuse switch disconnector.
  • a circuit breaker has a switch frame and a movable cover, in which the fuse links are arranged next to one another transversely to their longitudinal direction.
  • a disconnect switch With such a disconnect switch, consumers can be switched on or off and in this way, after actuation of the disconnect switch, a separation from the energy conductors can be achieved in such a way that all elements connected thereafter are then voltage-free and, in particular, work can be carried out safely on the modem.
  • the accommodation of the connection module in such a NH fuse switch disconnector has the further advantage that the grip tabs of the RF coupler as well as the contacts of the lower parts are completely protected against contact.
  • Such devices can be operated by trained personnel without special tools and without body protection measures. For example, such a device can also be switched off and on again by an employee of a telecommunications company in order to carry out interference suppression work on the data transmission system, for example.
  • Disconnectors are already mass-produced in industry, and there are even practical means for connection to power busbars supplied, so that the new coupling unit can be easily connected to existing systems using these disconnectors.
  • the new coupling unit can be mounted directly on busbars using these and similar rider devices. This is particularly useful in such distribution systems, where space is available in addition to a lower part. Most of the busbar space is not completely filled with outgoing devices.
  • the adapter unit can be attached in an electronics box, for example, directly to the outer wall of the switch disconnector.
  • the data stream goes from this electronics box via the assigned output.
  • the adapter unit and the downstream units for example the modem, - 6 -
  • the HF couplers are disconnected from the power grid when the device is switched on, i.e. the HF couplers are detached from the contacts by swinging the cover up.
  • the cover of the fuse switch disconnector has locking and / or sealing devices. In this way, access by unauthorized persons is avoided or at least made more difficult. This provides advantageous measures against theft. If these devices are placed in the pre-counter range, then phase L2, which is not used for the coupling unit, can be used to power the modem. You only need to provide a separate output as an additional power connection, which is provided for the modem.
  • the adapter unit is accommodated in a separate electronics housing, which preferably has locking and / or sealing devices.
  • a separate electronics housing which preferably has locking and / or sealing devices.
  • An electronics box was mentioned above in connection with the NH lower parts and switch disconnectors.
  • the locking and sealing option is also advantageous for the electronics housing in which the adapter unit is accommodated.
  • the design as an NH fuse switch disconnector can be equipped in particular as a house connection module with the following variants: - -
  • three RF couplers for four-wire cables with concentric shield; two RF couplers in phases L1 and L3 for four sector-shaped conductors; two RF couplers in phases L1 and L3 and a standard fuse for supplying power to the modem or module in phase L2; and - two RF couplers in phases L1 and L3 and a power supply unit for supplying power to the module or modem in phase L2.
  • the electrical coupling unit according to the invention can, however, not only be used in the house connection area, in the area of meter distribution or in the area from the meter house connection to the transformer station.
  • the new coupling unit can also be used, for example, in a local network station, from which the medium voltage network, ie from 10 kV to 20 kV, transforms the energy voltage to 400 V and then distributes it to different cables for, for example, different local roads.
  • the current busbars fed by the transformer in such a local network station have a larger center distance from one another, standardized for example 185 mm; while in the house connection area, the busbars are only 40 mm apart.
  • the same devices and housings from the home connection area cannot be used in the local network station.
  • the coupling unit according to the invention while maintaining the same advantages and the essential basic features, can also be used for power busbar systems with larger distances between the energy conductors in that, in a further embodiment of the invention, the connection module has two locally separated and electrically connected module parts via a connecting line , wherein in the first module part (called mother device and mostly connected to phase L3) the transformer and an RF coupler in a first housing and in the second module part (called daughter device and mostly connected to phase L1) at least the back-up fuse of the other HF Coupler are housed in a second housing.
  • the arbitrarily large center distance of a busbar system does not in any way prevent the connection of the coupling unit according to the invention by these measures, because large center distances can also be bridged by the connecting line, which can have a length of up to one meter if it functions perfectly electrically.
  • Two locally separated module parts with two separate housings can thus be connected to the desired phase.
  • the first module part, the mother device is expediently connected to phase L3 and connected to the outgoing connection of the second module part, the daughter device, in which only the RF coupler with the coupling capacitor and the backup fuse is located.
  • standard housings can be used that meet the safety regulations during installation, operation and maintenance. Appropriate locking and / or sealing devices can also make unauthorized persons difficult to access.
  • the housings of both module parts are essentially the same and in particular are designed as a plug-on housing with a contact fork.
  • plug-on housings with a contact fork for receiving conventional fuse links are known.
  • the contact fork of such a plug-on housing can be plugged onto the contact blades of the fuse links in the operating position, as it were, in a piggyback shape, so that a safe temporary energy or voltage decrease is possible if the contact fork is appropriately covered.
  • High-frequency data streams can be tapped via this contact fork and fed to the coupling unit accommodated in the plug-on housing. This means that existing systems can easily access the power supply circuit to extract data.
  • the housing for the adapter unit is fully or partially integrated with the proposed plug-on housing for the plug-in fuses, then in the first module part, the mother device, a line leads from the RF coupler to the adapter unit with an outlet for a cable to the modem.
  • the already described RF coupler is installed according to the invention, which is provided in both module parts in a first embodiment.
  • the adapter unit is then in one of the two module parts, i.e. housed in one of the two plug-on housings, namely the first module part.
  • the daughter device, i.e. the second module part then has the HF coupler in this embodiment.
  • the invention is further advantageously designed in that the first module part houses the transformer with primary and secondary windings, the overvoltage protection, an RF coupler and a coupling capacitor.
  • the first module part contains not only the adapter unit (with transformer and overvoltage protection), but in addition to the associated RF coupler, which means that the mother device was identified, the coupling capacitor from the daughter device, which is then used for this embodiment only the backup fuse remains.
  • the elements located in the mother device, that is to say in the first module part can be attached to a printed circuit board with particular advantage. In some embodiments, it has been shown that the direct spatial proximity of the coupling capacitor from the daughter device on the one hand and the elements of the mother device on the other hand result in better transmission properties.
  • this means according to the invention a significantly lower attenuation of the high-frequency signal in the case of a station module.
  • These better transmission properties, as well as the simplification and standardization of the design, are achieved by the aforementioned fastening of the electrical elements in the first module part directly on a printed circuit board or circuit board, on which the coupling capacitors then become part of the balun (transformer).
  • the electrical coupling unit according to the invention can be used in the house connection area, in the transformer station and in the local network area if the basic features are used and only minor changes to individual features are carried out in accordance with the described embodiments.
  • a coupling unit is available for series production, which can also be safely attached to existing systems without modifications.
  • the relevant safety regulations are met.
  • the lines are protected against short circuits, in particular the modem is protected against overvoltages, and the impedance of the modem is matched to that of the cable or busbar to which the coupling unit is to be connected.
  • FIG. 1 shows a schematic block diagram of the use of the coupling unit according to the invention between the power conductors and the low-voltage area (modem and PC),
  • FIG. 2 shows a schematic circuit diagram of an embodiment of the connection module,
  • FIG. 3 shows a representation similar to FIG. 2, but illustrating another embodiment in which the matching unit also includes the coupling capacitors,
  • FIG. 4 shows a special embodiment of a coupling unit in a three-pole NH fuse switch disconnector, in which the electronics box with the adapter unit is attached at the bottom,
  • FIG. 5 shows a side view of the disconnector of FIG. 4 with a pivoted position of the cover shown in dashed lines
  • FIG. 6 shows another application in a busbar system with a larger center distance with two separate module parts
  • FIG. 7 shows a detail from FIG. 6 with a side view of the first module part, which is the lower module part in FIG. 6,
  • FIG. 8 shows a view of the first module part as a plug-on housing with a contact fork, if one looks from left to right in FIG. 7, - 10 -
  • FIG. 9 shows a plan view of the plug-on housing of FIGS. 7 and 8, if one looks at it from top to bottom
  • FIG. 10 shows a view similar to FIG. 7, but this is the daughter device, which is the upper device in FIG. 6 , again in the form of the plug-on housing
  • FIG. 11 shows a view comparable to FIG. 8, which shows the view when looking from left to right in FIG. 10
  • FIG. 12 shows a plan view of the device of FIGS. 10 and 11.
  • FIG. 1 The general circuit diagram with an application is shown schematically in FIG. 1.
  • the three parallel, broken and vertically illustrated power lines with phases L1, L2 and L3 are tapped from phases L1 and L3 in order to feed a connection module 1 from this potential via data branch lines 22, 23.
  • connection module 1 is shown schematically in the form of an electrical circuit diagram.
  • Phase L1 is connected to adapter unit 3 via RF coupler 2, as is phase L3 via RF coupler 2 '.
  • the respective RF coupler 2, 2 ' has a coupling capacitor 4 or 4' and the back-up fuse 5 or 5 '.
  • the back-up fuse 5, 5 ' lies between the phase L1 or L3 and the coupling capacitor 4 or 4'.
  • the latter is connected to the secondary winding 26 of a transformer 6, the primary winding 27 of which is connected to the modem line 24 via an overvoltage protection 7.
  • the connection module 1 is grounded at 11 in the embodiments according to FIGS. 2 and 3.
  • the circuit of the embodiment of the connection module 1 according to FIG. 3 differs from that of FIG. 2 only in that the adapter unit 3 of the embodiment of FIG. 3 in addition to the transformer 6 and the overvoltage protection 7 (embodiment of FIG. 2), and also the two coupling capacitors 4 and 4 'contains.
  • the units of FIG. 3 are therefore only summarized somewhat differently, as will be explained in connection with FIGS. 6 to 12.
  • FIG. 4 shows a three-pole NH lower part 8 of a switch disconnector, generally designated 9.
  • a switch disconnector generally designated 9.
  • the three horizontal and spaced-apart current busbars with phases L1, L2 and L3, from which tapped and via fuse inserts, not shown, to the cables running vertically and parallel to each other in Figure 4 (again with L1, L2 and L3) Current is delivered.
  • Under the lower part 8 there is a housing part designated by 10 (FIG. 5) for holding clamping contacts and fastening parts of the disconnector 9 on the busbars.
  • 10 FIG. 5
  • the NH lower part 8 leads from electrical and mechanical connecting rails 28 to a separate electronics housing 29 for accommodating the adapter unit 3.
  • RF couplers 2 and 2 ' can be designed and used in two of the three phases in the disconnector 9, for example in the Phases L1 and L3.
  • the electrical circuit according to FIG. 2 then results.
  • neither a fuse link nor an RF coupler is shown on the cover 10 fastened over the lower part 8.
  • the curved outer wall 30 of the cover 10 has a handle cover 31 of the cover 10 at the upper end (opposite the electronics box 29), which is connected to the outer wall 30, so to speak as an extension thereof.
  • a space for a sealing device 32 designed as a sealing lever is provided under the handle cover 31. You can access them through an actuating slot 33 in the handle panel 31. This extends parallel to the dash-dotted longitudinal axes 34 of the lower part 8 or disconnector 9, in the direction of which the outgoing cables L1 to L3 also run.
  • the actuation slot 33 is adjoined by an elongated threading slot 35, which is provided for threading a sealing wire, not shown.
  • the actuation slot 33 which runs perpendicular to the threading slot 35, extends over an arc angle of approximately 25 to 30 °, around which the sealing device 32, which is designed as a lever, can be moved back and forth when pivoting.
  • the cover of the isolating switch 9 can thus be sealed and mechanically locked at the same time, the movable sealing device 32 held by the cover 10 being engageable with a locking element (not shown) attached to the lower part.
  • the sealing wire can be inserted through a sealing hole in the sealing device 32.
  • an opening 36 can also be seen in FIG. 4, which is closed here by a cover, not shown, which extends over phase partitions 37. crosswise - -
  • a locking slide 38 extends, which is provided with spaced hooks 39 and serves to lock the fuse inserts, not shown.
  • the fuse links are held by means of their tabs of suspension parts 40, which are shown in Figure 4.
  • connection module has been divided into two module parts, each of which is housed in a separate housing.
  • the respective housing is designated 43. Both are connected to one another by the connecting line 44.
  • Each housing 43 is designed as a plug-on housing, from one side of which a contact fork 45 protrudes, which clamps over the respective contact blade of the fuse link 41 and creates electrical contact.
  • the plug-on housing 43 assigned to phase L3 in FIG. 6 below is the first module part 46, which is referred to as the mother device.
  • the second plug-on housing 43 which corresponds to the phase L1 arranged at a distance above, is the second module part 47, which is referred to as a daughter device.
  • the first module part 46 configured as a mother device has the transformer 6, the overvoltage protection 7, i.e. So the adapter unit 3, and additionally the RF coupler 2 'assigned to phase L3.
  • the second module part 47 contains, as a subsidiary device, the RF coupler 2 assigned to phase L1.
  • the first module part 46 as the mother device, has the matching unit 3 with the coupling capacitors 4 and 4 'assigned to the two phases L1 and L3, which are thus arranged close to one another and in the vicinity of the transformer 6 with overvoltage protection 7 for Example attached to a common circuit board 48 ( Figure 7).
  • the backup fuse 5 assigned to phase L1 is contained in the second module part, the daughter device 47.
  • the modem connection 49 can be seen in the mother device 46, which can also be seen in the top view in FIG. From the cover 50 for those wired to the circuit board or printed circuit board 48 - -
  • Adapting unit 3 protrudes the connecting line 44 shown broken off in FIGS. 8 and 9.
  • the RF coupler 2 assigned to phase L1 or (in the other embodiment) its backup fuse 5 is also contained in a cover shown in FIGS. 10 and 12 and designated by 50.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

Abstract

L'invention concerne une unité de couplage électrique servant à la transmission de flux de données électriques haute fréquence dans la plage de fréquence allant d'environ 9 kHz à 30 MHz par l'intermédiaire de lignes basse tension (L1, L3) et comprenant un module de raccordement (1) qui présente un condensateur de couplage (4, 4'), muni d'un fusible de puissance (5, 5') monté en série, en tant que coupleur haute fréquence (2, 2'). L'invention vise à réaliser une telle unité de couplage pouvant être produite industriellement en série, permettant une injection et une extraction sûres des données dans les conducteurs d'énergie, pouvant être facilement insérée dans les lignes de raccordement existantes et satisfaisant aux prescriptions de sécurité. A cet effet, le module de raccordement (1) raccordable à deux conducteurs d'énergie (L1, L3) au moyen de deux lignes de branchement de données et à un modem (1) au moyen d'un conducteur de modem présente, à des fins de séparation galvanique par rapport au modem, un transformateur (6) relié au condensateur de couplage (4, 4') ainsi qu'un limiteur de tension (7) côté modem.
PCT/DE2001/001367 2000-05-31 2001-04-06 Unite de couplage electrique pour flux de donnees haute frequence WO2001093453A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2001260057A AU2001260057A1 (en) 2000-05-31 2001-04-06 Electrical coupling unit for high frequency data streams

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2000127155 DE10027155A1 (de) 2000-05-31 2000-05-31 Elektrische Ankoppeleinheit für hochfrequente Datenströme
DE10027155.3 2000-05-31

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WO2001093453A1 true WO2001093453A1 (fr) 2001-12-06

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DE (1) DE10027155A1 (fr)
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Cited By (3)

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Publication number Priority date Publication date Assignee Title
WO2006127058A2 (fr) 2005-05-20 2006-11-30 Ambient Corporation Interface de communication par lignes electriques et protection contre les surtensions
DE102009007003A1 (de) * 2009-01-30 2010-08-05 Power Plus Communications Ag Modem zur Übertragung von Daten über ein Stromversorgungsnetzwerk
WO2011104318A1 (fr) * 2010-02-24 2011-09-01 Suzlon Energy Gmbh Unité de commande à protection contre les surtensions pour un système de réglage de pales de rotor de turbine éolienne

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Publication number Priority date Publication date Assignee Title
DE10239016B3 (de) * 2002-08-20 2004-04-08 Power Plus Communications Ag Anordnung und Verfahren zum Anschluss einer Powerline-Datenübertragungseinrichtung an mehrere Stromversorgungsleitungen

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FR2349240A1 (fr) * 1976-04-22 1977-11-18 Felten & Guilleaume Carlswerk Dispositif de couplage pour le couplage de paires de fils pour la transmission d'informations,isolees dans un cable de phases de conducteurs sous tension moyenne
WO1998033258A2 (fr) * 1997-01-28 1998-07-30 Northern Telecom Limited Transmission sur lignes electriques
GB2341776A (en) * 1998-03-17 2000-03-22 Northern Telecom Ltd Mains signalling transient suppression

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WO2006127058A2 (fr) 2005-05-20 2006-11-30 Ambient Corporation Interface de communication par lignes electriques et protection contre les surtensions
EP1883866A2 (fr) * 2005-05-20 2008-02-06 Ambient Corporation Interface de communication par lignes electriques et protection contre les surtensions
EP1883866A4 (fr) * 2005-05-20 2012-02-01 Ambient Corp Interface de communication par lignes electriques et protection contre les surtensions
DE102009007003A1 (de) * 2009-01-30 2010-08-05 Power Plus Communications Ag Modem zur Übertragung von Daten über ein Stromversorgungsnetzwerk
WO2011104318A1 (fr) * 2010-02-24 2011-09-01 Suzlon Energy Gmbh Unité de commande à protection contre les surtensions pour un système de réglage de pales de rotor de turbine éolienne
DE102011004699A1 (de) * 2010-02-24 2012-12-27 Suzlon Energy Gmbh Steuereinheit und Windturbine mit einer solchen Steuereinheit

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