CO2021002884A1 - Voltage and current measurement device in power transmission lines - Google Patents

Voltage and current measurement device in power transmission lines

Info

Publication number
CO2021002884A1
CO2021002884A1 CONC2021/0002884A CO2021002884A CO2021002884A1 CO 2021002884 A1 CO2021002884 A1 CO 2021002884A1 CO 2021002884 A CO2021002884 A CO 2021002884A CO 2021002884 A1 CO2021002884 A1 CO 2021002884A1
Authority
CO
Colombia
Prior art keywords
voltage
electrical conductor
power transmission
transmission lines
measurement device
Prior art date
Application number
CONC2021/0002884A
Other languages
Spanish (es)
Inventor
Portilla Wilder Herrera
Correa Diana Marcela Uribe
Hernández Guillermo León Gallo
Original Assignee
Rymel Ingenieria Electrica S A S
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 Rymel Ingenieria Electrica S A S filed Critical Rymel Ingenieria Electrica S A S
Priority to CONC2021/0002884A priority Critical patent/CO2021002884A1/en
Priority to PCT/IB2022/051856 priority patent/WO2022185236A1/en
Publication of CO2021002884A1 publication Critical patent/CO2021002884A1/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02—General constructional details
    • G01R1/06—Measuring leads; Measuring probes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/04—Voltage dividers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/04—Voltage dividers
    • G01R15/06—Voltage dividers having reactive components, e.g. capacitive transformer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase ac
    • H01F38/34—Combined voltage and current transformers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)

Abstract

La presente invención se refiere a un dispositivo de medición de voltaje y corriente en líneas de transmisión de energía, que comprende: un conductor eléctrico primario conectado en serie con la línea de tensión, donde por el conductor eléctrico circula una corriente eléctrica proveniente de la línea de tensión, el conductor eléctrico primario forma una pluralidad de espiras: dicho dispositivo además comprende una bobina con al menos dos terminales, que rodea el conductor eléctrico primario, donde la bobina está configurada para inducir un voltaje proporcional a la magnitud de la corriente eléctrica que circula por el conductor eléctrico, y un divisor de tensión conectado al conductor eléctrico y a tierra. Dicho divisor de tensión está configurado para suministrar un voltaje proporcional al voltaje del conductor eléctrico respecto a tierra. Adicionalmente, el dispositivo de medición de voltaje y corriente también incluye una impedancia conectada a al menos una de las al menos dos terminales de la bobina.The present invention relates to a device for measuring voltage and current in power transmission lines, comprising: a primary electrical conductor connected in series with the power line, where an electrical current from the line circulates through the electrical conductor voltage, the primary electrical conductor forms a plurality of turns: said device also comprises a coil with at least two terminals, surrounding the primary electrical conductor, where the coil is configured to induce a voltage proportional to the magnitude of the electrical current that circulates through the electrical conductor, and a voltage divider connected to the electrical conductor and to ground. Said voltage divider is configured to supply a voltage proportional to the voltage of the electrical conductor with respect to ground. Additionally, the voltage and current measurement device also includes an impedance connected to at least one of the at least two terminals of the coil.

CONC2021/0002884A 2021-03-02 2021-03-02 Voltage and current measurement device in power transmission lines CO2021002884A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CONC2021/0002884A CO2021002884A1 (en) 2021-03-02 2021-03-02 Voltage and current measurement device in power transmission lines
PCT/IB2022/051856 WO2022185236A1 (en) 2021-03-02 2022-03-02 Device for measuring voltage and current in power transmission lines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CONC2021/0002884A CO2021002884A1 (en) 2021-03-02 2021-03-02 Voltage and current measurement device in power transmission lines

Publications (1)

Publication Number Publication Date
CO2021002884A1 true CO2021002884A1 (en) 2022-09-09

Family

ID=83148952

Family Applications (1)

Application Number Title Priority Date Filing Date
CONC2021/0002884A CO2021002884A1 (en) 2021-03-02 2021-03-02 Voltage and current measurement device in power transmission lines

Country Status (2)

Country Link
CO (1) CO2021002884A1 (en)
WO (1) WO2022185236A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1182537A (en) * 1983-02-08 1985-02-12 Hubert P. Mercure Dynamic current sensor
US6437554B1 (en) * 1999-11-19 2002-08-20 The United States Of America As Represented By The Secretary Of The Interior High current measurement system incorporating an air-core transducer
KR100964071B1 (en) * 2007-12-13 2010-06-16 엘에스산전 주식회사 Metering out fit
US9664710B2 (en) * 2013-01-24 2017-05-30 Cleaveland/Price Inc. Sensory assembly system and method
US10794934B2 (en) * 2017-12-30 2020-10-06 Abb Schweiz Ag Instrument transformer for measuring at least one electricity property in a conductor of a power grid

Also Published As

Publication number Publication date
WO2022185236A1 (en) 2022-09-09

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