ITTO20001142A0 - Sistema elettro-opto-elettronico di rilevazione direnzionale dei guasti a terra delle fasi e dei guasti di corto-circuito tra le fasi delle - Google Patents

Sistema elettro-opto-elettronico di rilevazione direnzionale dei guasti a terra delle fasi e dei guasti di corto-circuito tra le fasi delle

Info

Publication number
ITTO20001142A0
ITTO20001142A0 IT2000TO001142A ITTO20001142A ITTO20001142A0 IT TO20001142 A0 ITTO20001142 A0 IT TO20001142A0 IT 2000TO001142 A IT2000TO001142 A IT 2000TO001142A IT TO20001142 A ITTO20001142 A IT TO20001142A IT TO20001142 A0 ITTO20001142 A0 IT TO20001142A0
Authority
IT
Italy
Prior art keywords
phases
faults
opto
electro
short
Prior art date
Application number
IT2000TO001142A
Other languages
English (en)
Original Assignee
Fava Natale
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 Fava Natale filed Critical Fava Natale
Priority to IT2000TO001142A priority Critical patent/ITTO20001142A1/it
Publication of ITTO20001142A0 publication Critical patent/ITTO20001142A0/it
Priority to EP01129088A priority patent/EP1213812A3/en
Publication of ITTO20001142A1 publication Critical patent/ITTO20001142A1/it

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/38—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current
    • H02H3/382—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current involving phase comparison between current and voltage or between values derived from current and voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0061—Details of emergency protective circuit arrangements concerning transmission of signals
    • H02H1/0069—Details of emergency protective circuit arrangements concerning transmission of signals by means of light or heat rays
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/38—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current
    • H02H3/385—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current using at least one homopolar quantity
IT2000TO001142A 2000-12-07 2000-12-07 Sistema elettro-opto-elettronico di rilevazione direnzionale dei guasti a terra delle fasi e dei guasti di corto-circuito tra le fasi delle ITTO20001142A1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT2000TO001142A ITTO20001142A1 (it) 2000-12-07 2000-12-07 Sistema elettro-opto-elettronico di rilevazione direnzionale dei guasti a terra delle fasi e dei guasti di corto-circuito tra le fasi delle
EP01129088A EP1213812A3 (en) 2000-12-07 2001-12-07 An electro-opto-electronic system for the directional detection of earth faults and of short-circuit faults in medium-voltage electrical networks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2000TO001142A ITTO20001142A1 (it) 2000-12-07 2000-12-07 Sistema elettro-opto-elettronico di rilevazione direnzionale dei guasti a terra delle fasi e dei guasti di corto-circuito tra le fasi delle

Publications (2)

Publication Number Publication Date
ITTO20001142A0 true ITTO20001142A0 (it) 2000-12-07
ITTO20001142A1 ITTO20001142A1 (it) 2002-06-07

Family

ID=11458272

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2000TO001142A ITTO20001142A1 (it) 2000-12-07 2000-12-07 Sistema elettro-opto-elettronico di rilevazione direnzionale dei guasti a terra delle fasi e dei guasti di corto-circuito tra le fasi delle

Country Status (2)

Country Link
EP (1) EP1213812A3 (it)
IT (1) ITTO20001142A1 (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4020304B2 (ja) 2002-08-09 2007-12-12 株式会社東芝 地絡方向継電器および地絡方向継電装置
CN113970685B (zh) * 2021-10-27 2022-08-30 西南交通大学 基于微分分析的配电网故障检测方法、系统及定位方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2244759A1 (de) * 1972-09-08 1974-03-14 Siemens Ag Schutzanordnung mit einem hauptschutz und mit einem reserveschutz
AT393338B (de) * 1986-07-29 1991-09-25 Sprecher Energie Oesterreich Einrichtung zur steuerung und ueberwachung einer elektrischen energieverteilungsanlage
EP0629864B1 (en) * 1993-06-02 2002-04-17 Natale Fava Optoelectronic system for the acquisition of voltage presence and phase signals

Also Published As

Publication number Publication date
ITTO20001142A1 (it) 2002-06-07
EP1213812A3 (en) 2006-01-04
EP1213812A2 (en) 2002-06-12

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