NZ781198A - Open pen detection and shut down system - Google Patents

Open pen detection and shut down system

Info

Publication number
NZ781198A
NZ781198A NZ781198A NZ78119820A NZ781198A NZ 781198 A NZ781198 A NZ 781198A NZ 781198 A NZ781198 A NZ 781198A NZ 78119820 A NZ78119820 A NZ 78119820A NZ 781198 A NZ781198 A NZ 781198A
Authority
NZ
New Zealand
Prior art keywords
shut down
down system
open pen
pen detection
open
Prior art date
Application number
NZ781198A
Inventor
Matthew Hunt
Original Assignee
Greentec International Ltd
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 Greentec International Ltd filed Critical Greentec International Ltd
Publication of NZ781198A publication Critical patent/NZ781198A/en

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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
    • H02H3/338—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers also responsive to wiring error, e.g. loss of neutral, break
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/10—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to mechanical injury, e.g. rupture of line, breakage of earth connection
    • H02H5/105—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to mechanical injury, e.g. rupture of line, breakage of earth connection responsive to deterioration or interruption of earth connection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

This invention is a unique way of electronically measuring an open PEN situation in a multi-phase system without reference to mother earth. If the floating voltage becomes dangerous, the device disconnects the circuit, avoiding a potentially dangerous situation to develop.
NZ781198A 2019-03-25 2020-02-27 Open pen detection and shut down system NZ781198A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1904068.2A GB2578339B (en) 2019-03-25 2019-03-25 Open PEN detection and shut down system
PCT/GB2020/050474 WO2020193942A1 (en) 2019-03-25 2020-02-27 Open pen detection and shut down system

Publications (1)

Publication Number Publication Date
NZ781198A true NZ781198A (en) 2021-12-24

Family

ID=66381440

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ781198A NZ781198A (en) 2019-03-25 2020-02-27 Open pen detection and shut down system

Country Status (5)

Country Link
AU (1) AU2020247540B2 (en)
CA (1) CA3141957C (en)
GB (1) GB2578339B (en)
NZ (1) NZ781198A (en)
WO (1) WO2020193942A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2601154B (en) * 2020-11-19 2023-06-07 Indra Renewable Tech Ltd Electric vehicle supply equipment
GB2603191B (en) * 2021-02-01 2023-05-24 Yunex Ltd Open-neutral electrical fault isolator
CN114966474A (en) * 2021-02-26 2022-08-30 华为数字能源技术有限公司 Fault detection method and device for three-phase power distribution system
GB2606005A (en) * 2021-04-22 2022-10-26 Schneider Electric Ltd Detecting an open pen conductor
IT202200008606A1 (en) * 2022-04-29 2023-10-29 Porsche Ag VIRTUAL NEUTRAL POINT GENERATION DEVICE
GB202209385D0 (en) * 2022-06-27 2022-08-10 Shell Int Research Electrical protection system
GB2620410A (en) * 2022-07-06 2024-01-10 Greentec International Ltd Voltage-based disconnection of electric vehicle supply equipment

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2117196A (en) * 1982-03-03 1983-10-05 Ronald Charles Adey Detecting faults in a multi phase AC supply
DE4339241C2 (en) * 1993-11-12 1995-09-07 Schleicher Relais Circuit arrangement for monitoring and detecting the failure of the neutral conductor or a phase conductor of a three-phase network
DE19831769C1 (en) * 1998-07-15 1999-10-07 Kopp Heinrich Ag Arrangement for monitoring a current network, esp. a three-phase current network with earth and neutral lines
FR2998726B1 (en) * 2012-11-23 2016-01-01 Schneider Electric Ind Sas NEUTRAL RUPTURE DETECTOR IN A THREE-PHASE ELECTRICAL SYSTEM
US9577423B2 (en) * 2013-04-11 2017-02-21 Eaton Corporation Power system including a load panel protecting a facility from a broken or missing neutral of a split phase electrical distribution configuration
US9335363B2 (en) * 2013-04-11 2016-05-10 Eaton Corporation Missing or broken neutral monitoring circuit for split phase electrical distribution configurations
DE102013016710B4 (en) * 2013-07-05 2020-08-20 Abb Schweiz Ag Device and method for detecting a break in the neutral conductor
DE102015207456B3 (en) * 2015-04-23 2016-09-22 Bender Gmbh & Co. Kg Insulation monitoring device with voltage monitoring and underlying method
WO2017214035A1 (en) 2016-06-06 2017-12-14 Aerovironment, Inc. Residual current detecting (rcd) and ground impedance monitoring transformer and control methods
EP3373403B1 (en) * 2017-03-09 2020-06-10 Heinrich Kopp GmbH Differential current protection and operation method for detecting a voltage on the pen conductor
JP6698599B2 (en) 2017-09-21 2020-05-27 矢崎総業株式会社 Ground fault detector

Also Published As

Publication number Publication date
WO2020193942A1 (en) 2020-10-01
GB201904068D0 (en) 2019-05-08
GB2578339A (en) 2020-05-06
AU2020247540B2 (en) 2021-11-25
CA3141957A1 (en) 2020-10-01
CA3141957C (en) 2022-06-14
GB2578339B (en) 2020-12-30
AU2020247540A1 (en) 2021-11-18

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Legal Events

Date Code Title Description
PSEA Patent sealed
RENW Renewal (renewal fees accepted)

Free format text: PATENT RENEWED FOR 1 YEAR UNTIL 27 FEB 2025 BY MADDERNS PTY LTD

Effective date: 20231127