EP1347482A1 - Energieverteilungsnetz - Google Patents
Energieverteilungsnetz Download PDFInfo
- Publication number
- EP1347482A1 EP1347482A1 EP20020405200 EP02405200A EP1347482A1 EP 1347482 A1 EP1347482 A1 EP 1347482A1 EP 20020405200 EP20020405200 EP 20020405200 EP 02405200 A EP02405200 A EP 02405200A EP 1347482 A1 EP1347482 A1 EP 1347482A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- distribution network
- circuit breaker
- power distribution
- switching
- overhead line
- 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.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/666—Operating arrangements
- H01H33/6661—Combination with other type of switch, e.g. for load break switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
- H01H33/121—Load break switches
- H01H33/125—Load break switches comprising a separate circuit breaker
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/14—Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc
- H01H33/143—Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc of different construction or type
Definitions
- the invention is based on a multi-phase electrical Power distribution network according to the preamble of claim 1:
- Measures are provided to prevent such large Slopes of recurring voltage can occur.
- the proven means has been the installation of capacitors in the Power distribution network proved that the natural frequency of the Energy distribution network to be viewed as an LC resonant circuit reduce to the extent that the steepness of the recurring Tension only comparatively small, due to conventional Circuit breaker has safely manageable values.
- the Capacitors are usually between the High voltage potential of the energy distribution network and the Earth installed.
- the invention as characterized in the independent claim solves the task of a multi-phase power distribution network to create in which no additional capacitors for the reduction of the steepness of the recurring voltage are required.
- a hybrid circuit breaker In the power distribution network according to the invention with at least one multiphase overhead line is as Circuit breaker to protect the at least one overhead line a hybrid circuit breaker is provided.
- the Hybrid circuit breakers have at least two switching chambers operated in different extinguishing media.
- the at least one first of these interrupters is for the permanent mastery of high withstand voltages at least a second of these interrupters is for the Mastery of comparatively high initial steepness recurring voltage.
- Embodiment is at least one as a second switching chamber Vacuum interrupter provided. The use of other switching and Isolation media is in such hybrid circuit breakers quite conceivable.
- the advantages achieved by the invention are there too see that the additional capacitors are omitted, making the Space required for the switch stations of the Energy distribution network is reduced, so that Construction costs for the creation of the energy distribution network can be advantageously reduced. In addition, these do not apply Capacitors also bridged the additional insulators Distances and thus the effort for regular cleaning this isolation. With the elimination of the additional capacitors there is also a risk of undesirable occurrences Ferroresonances banished in the energy distribution network.
- FIG. 1 shows a highly simplified single-phase Equivalent circuit diagram of a conventionally constructed Power distribution network 1.
- This Power distribution network 1 has a potential High voltage part 2 and a grounded part 3.
- a terminal 4 arranged in the high-voltage part 2 and one in the earthed part 3 arranged terminal 5 is an ohmic Resistor 6 connected in series with a capacitor 7.
- the Resistor 6 represents the ohmic part of the network impedance
- the capacitor 7 represents the capacitive portion of the Mains impedance
- that upstream of terminal 4 Inductance 8 represents the inductive part of the network impedance represents an overhead line 9 from the terminal 4.
- this overhead line 9 is, just like the other not illustrated end, a circuit breaker 10 provided this in the event of a fault, both circuit breakers switch Overhead line 9 from.
- the circuit breaker 10 Immediately after the circuit breaker 10 is a terminal 11 intended. Between this terminal 11 and one in the grounded Part 3 arranged terminal 12 is an additional capacitor 13 connected. A similar additional capacitor is also on other end of the overhead line 9 is provided. If so, for example triggered by lightning in one Fault location 14 an earth fault 15 occurs, so the disconnect the overhead line 9 of both circuit breakers. If the fault location 14 is comparatively close to the circuit breaker 10 is, in the area in which, on this Circuit breaker 10 related from the occurrence of a Distance short circuit can be spoken by the additional capacitor 13 the slope of the increase in recurring voltage is limited to values that the Circuit breaker 10 can master properly. By the short-circuit on the piece of the overhead line 9 between the circuit breaker 10 and the fault location 14 called traveling wave processes can then no interference cause.
- FIG. 2 shows a highly simplified single phase Equivalent circuit diagram of a simplified according to the invention established power distribution network 1.
- the usually always existing scissor disconnectors, earth electrodes and transducers are not shown, also not the energy producers.
- This Power distribution network 1 has a potential High voltage part 2 and a grounded part 3.
- a terminal 4 arranged in the high-voltage part 2 and one in the earthed part 3 arranged terminal 5 is an ohmic Resistor 6 connected in series with a capacitor 7.
- the Resistor 6 represents the ohmic part of the network impedance
- the capacitor 7 represents the capacitive portion of the Mains impedance
- Inductance 8 represents the inductive part of the network impedance represents an overhead line 9 from the terminal 4.
- the hybrid circuit breaker 16 has one preferred Embodiment two series-connected switching chambers 17 and 18, of which the first switching chamber 17 as with a Isolation gas filled chamber is formed while the second Switching chamber 18 is designed as a vacuum switching chamber.
- the first switching chamber 17 is for permanent control high holding voltages (operating voltages).
- the second switching chamber 18 is for mastery comparatively high initial steepness of recurring Voltage designed, it takes over shortly after the extinction of the switch-off arc the comparatively great steepness of the increase in the recurring voltage. During this period, the switching distance becomes the first Switch chamber 17 continue to blow and from conductive Switching residues cleaned so that they are sufficient afterwards dielectric strength achieved to further increase the recurring voltage and then the operating voltage withstand.
- the hybrid circuit breaker 16 is also included an effective voltage control, which ensures that neither of the two switching chambers 17 and 18 during the switch-off process and during normal operation is dielectrically overloaded.
- the elimination of the additional capacitors has the big advantage with that the natural frequency of the power distribution network certainly far enough from the area lies in which harmful ferroresonances can occur.
- the operational safety and the availability of the The energy distribution network is thereby advantageously increased.
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Gas-Insulated Switchgears (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
- Hybrid Cells (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
- 1
- Energieverteilungsnetz
- 2
- Hochspannungsteil
- 3
- geerdeter Teil
- 4,5
- Klemme
- 6
- Widerstand
- 7
- Kondensator
- 8
- Induktivität
- 9
- Freileitung
- 10
- Leistungsschalter
- 11,12
- Klemme
- 13
- Zusatzkondensator
- 14
- Fehlerort
- 15
- Erdkurzschluss
- 16
- Hybridleistungsschalter
- 17,18
- Schaltkammer
Claims (4)
- Energieverteilungsnetz mit mindestens einer mehrphasigen Freileitung (9), mit mindestens einem zum Schutz der mindestens einen Freileitung (9) vorgesehenen Leistungsschalter, dadurch gekennzeichnet,dass als Leistungsschalter ein Hybridleistungsschalter (16) vorgesehen ist.
- Energieverteilungsnetz nach Anspruch 1, dadurch gekennzeichnet,dass der Hybridleistungsschalter (16) mindestens zwei mit unterschiedlichen Löschmedien betriebene Schaltkammern (17,18) aufweist,dass die mindestens eine erste dieser Schaltkammern (17) für die dauerhafte Beherrschung hoher Haltespannungen ausgelegt ist, unddass die mindestens eine zweite dieser Schaltkammern (18) für die Beherrschung vergleichsweise hoher Anfangssteilheiten der wiederkehrenden Spannung ausgelegt ist.
- Energieverteilungsnetz nach Anspruch 2, dadurch gekennzeichnet,dass als zweite Schaltkammer mindestens eine Vakuumschaltkammer vorgesehen ist.
- Energieverteilungsnetz nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet,dass keine Zusatzkondensatoren (13) vorgesehen sind.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT02405200T ATE341829T1 (de) | 2002-03-15 | 2002-03-15 | Energieverteilungsnetz |
DE50208334T DE50208334D1 (de) | 2002-03-15 | 2002-03-15 | Energieverteilungsnetz |
EP20020405200 EP1347482B1 (de) | 2002-03-15 | 2002-03-15 | Energieverteilungsnetz |
US10/378,849 US20030173831A1 (en) | 2002-03-15 | 2003-03-05 | Power distribution network |
RU2003107070A RU2321129C2 (ru) | 2002-03-15 | 2003-03-14 | Распределительная энергосеть |
CNB031199658A CN100365902C (zh) | 2002-03-15 | 2003-03-14 | 能量分配网 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP20020405200 EP1347482B1 (de) | 2002-03-15 | 2002-03-15 | Energieverteilungsnetz |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1347482A1 true EP1347482A1 (de) | 2003-09-24 |
EP1347482B1 EP1347482B1 (de) | 2006-10-04 |
Family
ID=27771978
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20020405200 Revoked EP1347482B1 (de) | 2002-03-15 | 2002-03-15 | Energieverteilungsnetz |
Country Status (6)
Country | Link |
---|---|
US (1) | US20030173831A1 (de) |
EP (1) | EP1347482B1 (de) |
CN (1) | CN100365902C (de) |
AT (1) | ATE341829T1 (de) |
DE (1) | DE50208334D1 (de) |
RU (1) | RU2321129C2 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9054530B2 (en) | 2013-04-25 | 2015-06-09 | General Atomics | Pulsed interrupter and method of operation |
CN110224379B (zh) * | 2018-03-01 | 2021-07-27 | 郑州大学 | 基于真空与sf6灭弧室串联的高压直流断路器 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10022415A1 (de) * | 1999-10-09 | 2001-05-03 | Abb Patent Gmbh | Hochspannungsschaltgerät mit Serienschaltung von mindestens zwei Schaltgeräten und Verfahren zum Betrieb eines Hochspannungsschaltgerätes |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3814882A (en) * | 1973-07-25 | 1974-06-04 | Westinghouse Electric Corp | Hybrid circuit interrupter |
US4087664A (en) * | 1975-08-29 | 1978-05-02 | I-T-E Imperial Corporation | Hybrid power circuit breaker |
US4204101A (en) * | 1977-06-22 | 1980-05-20 | Gould Inc. | Hybrid circuit breaker with varistor in parallel with vacuum interrupter |
JPH06310000A (ja) * | 1993-04-20 | 1994-11-04 | Hitachi Ltd | 接地開閉装置 |
DE19511168A1 (de) * | 1995-03-28 | 1996-10-02 | Abb Management Ag | Schaltvorrichtung |
GB2341737B (en) * | 1998-09-17 | 2003-03-05 | Alstom Uk Ltd | Fault protection apparatus |
DE19912022B4 (de) * | 1999-03-17 | 2009-02-12 | Abb Ag | Hochspannungsschaltgerät mit Serienschaltung von mindestens zwei Vakuumschaltkammern und Verfahren zum Betrieb des Hochspannungsschallgerätes |
DE19958646C2 (de) * | 1999-12-06 | 2001-12-06 | Abb T & D Tech Ltd | Hybridleistungsschalter |
JP3799924B2 (ja) * | 2000-01-11 | 2006-07-19 | 株式会社日立製作所 | 電力用遮断器および発電所電気回路装置 |
-
2002
- 2002-03-15 AT AT02405200T patent/ATE341829T1/de not_active IP Right Cessation
- 2002-03-15 DE DE50208334T patent/DE50208334D1/de not_active Revoked
- 2002-03-15 EP EP20020405200 patent/EP1347482B1/de not_active Revoked
-
2003
- 2003-03-05 US US10/378,849 patent/US20030173831A1/en not_active Abandoned
- 2003-03-14 CN CNB031199658A patent/CN100365902C/zh not_active Expired - Fee Related
- 2003-03-14 RU RU2003107070A patent/RU2321129C2/ru active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10022415A1 (de) * | 1999-10-09 | 2001-05-03 | Abb Patent Gmbh | Hochspannungsschaltgerät mit Serienschaltung von mindestens zwei Schaltgeräten und Verfahren zum Betrieb eines Hochspannungsschaltgerätes |
Also Published As
Publication number | Publication date |
---|---|
DE50208334D1 (de) | 2006-11-16 |
CN100365902C (zh) | 2008-01-30 |
CN1445899A (zh) | 2003-10-01 |
EP1347482B1 (de) | 2006-10-04 |
ATE341829T1 (de) | 2006-10-15 |
RU2321129C2 (ru) | 2008-03-27 |
US20030173831A1 (en) | 2003-09-18 |
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