WO2012159353A1 - Dispositif de transmission et de transformation électriques utilisant la technologie du couplage magnétoélectrique alternant des capteurs magnétiques faibles - Google Patents

Dispositif de transmission et de transformation électriques utilisant la technologie du couplage magnétoélectrique alternant des capteurs magnétiques faibles Download PDF

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Publication number
WO2012159353A1
WO2012159353A1 PCT/CN2011/077773 CN2011077773W WO2012159353A1 WO 2012159353 A1 WO2012159353 A1 WO 2012159353A1 CN 2011077773 W CN2011077773 W CN 2011077773W WO 2012159353 A1 WO2012159353 A1 WO 2012159353A1
Authority
WO
WIPO (PCT)
Prior art keywords
sensor
magnetoelectric coupling
weak magnetic
coupling alternating
magnetic sensor
Prior art date
Application number
PCT/CN2011/077773
Other languages
English (en)
Chinese (zh)
Inventor
包启树
刘君
朱彬
Original Assignee
人民电器集团上海有限公司
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 人民电器集团上海有限公司 filed Critical 人民电器集团上海有限公司
Publication of WO2012159353A1 publication Critical patent/WO2012159353A1/fr

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
    • H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
    • H02B13/035—Gas-insulated switchgear
    • H02B13/0356—Mounting of monitoring devices, e.g. current transformers

Definitions

  • the present invention relates to a power transmission and transformation device, and more particularly to a power transmission and transformation device using a magnetoelectric coupling alternating field weak magnetic sensor technology. Background technique
  • a transformer is one of the important electrical equipment in the power system. It is a device that converts voltage or current proportionally. Its function is mainly to convert high voltage or large current into standard low voltage or standard small current to realize measuring instruments. Standardization and miniaturization of protection equipment and automatic control equipment. At the same time, the transformer can also be used to separate high voltage systems to ensure the safety of people and equipment.
  • commonly used transformers have various forms, and are classified into various categories according to their principles, insulating media, and installation occasions. With the continuous increase of power transmission capacity, the continuous improvement of the voltage level of the power grid and the continuous improvement of the protection requirements, the general transformer structure has gradually exposed the weak points that are incompatible with it, its inherent large volume, small magnetic saturation, and iron. The magnetic resonance is small, the dynamic range is small, and the use frequency band is narrow, which is difficult to meet the development needs of the new generation of power system automation, power digital network, and the like. Summary of the invention
  • the technical problem to be solved by the present invention is to provide a power transmission and transformation device using a magnetoelectric coupling alternating field weak magnetic sensor technology, which is small in size and uses a frequency bandwidth.
  • the present invention provides a power transmission and transformation device using a magnetoelectric coupling alternating field weak magnetic sensor technology, characterized in that the power transmission and transformation device using the magnetoelectric coupling alternating field weak magnetic sensor technology includes two Secondary aviation plug-in, circuit breaker, static contact, wall bushing, contact box, magnetoelectric coupling alternating field weakening sensor, grounding copper bar, cable, lightning arrester, grounding knife, sensor, secondary aerospace plug and circuit breaker One end is connected, the other end of the circuit breaker is connected with one end of the static contact, one end of the contact box, the other end of the static contact is connected with the through-wall sleeve, and the other end of the contact box is magnetically and electrically coupled to the field weakening
  • the sensor is connected, the cable is connected to the sensor, the grounding knife is located below the sensor, the arrester is connected to the sensor, and the grounding copper bar is located next to the cable.
  • the power transmission and transformation device using the magnetoelectric coupling alternating field weak magnetic sensor technology further comprises an outer cabinet and a meter door, the instrument door is disposed on one side of the outer cabinet, the secondary aviation insert, the circuit breaker, the static contact, and the wearing
  • the wall casing, the contact box, the magnetoelectric coupling alternating field weakening sensor, the cable, the lightning arrester, the grounding knife, and the sensor are disposed inside the outer cabinet, and the grounding copper bar is located at the bottom side of the outer cabinet.
  • the positive effect of the present invention is that the power transmission and transformation device using the magnetoelectric coupling alternating field weak magnetic sensor technology has a small volume and a used frequency bandwidth.
  • FIG. 1 is a schematic view showing the structure of a power transmission and transformation device using a magnetoelectric coupling alternating field weakening sensor technique. detailed description
  • the power transmission and transformation device using the magnetoelectric coupling alternating field weak magnetic sensor technology comprises an outer cabinet 1, a meter door 2, a secondary aviation plug 3, a circuit breaker 4, a static contact 5, and a wall sleeve.
  • Tube 6, contact box 7, magnetoelectric coupling alternating field weakening sensor 8, grounding copper bar 9, cable 10, lightning arrester 11, grounding blade 12, sensor 13, instrument door 2 is located on the side of the outer cabinet 1, secondary aviation
  • the plug-in 3, the circuit breaker 4, the static contact 5, the wall bushing 6, the contact box 7, the magnetoelectric coupling alternating field weakening sensor 8, the cable 10, the lightning arrester 11, the grounding knife 12, and the sensor 13 are disposed in the outer cabinet 1.
  • the secondary aerospace plug 3 is connected to one end of the circuit breaker 4, the other end of the circuit breaker 4 is connected to one end of the stationary contact 5, one end of the contact box 7, and the other end of the stationary contact 5 and the through-wall bushing 6 Connected, the other end of the contact box 7 is connected to the magnetoelectric coupling alternating field weakening sensor 8, the cable 10 is connected to the sensor 13, the grounding blade 12 is located below the sensor 13, the arrester 11 is connected to the sensor 13, and the grounding copper bar 9 is located outside.
  • the bottom side of the cabinet 1 is located next to the cable 10.
  • the magnetoelectric coupling alternating field weakening sensor includes a relaxation ferroelectric single crystal with ultra-high voltage electrical properties, which can increase the magnetoelectric conversion coefficient by using excellent piezoelectric and magnetostrictive materials, and can achieve ultra-high sensitivity magnetic sensitivity. Sensor requirements.
  • the invention utilizes a magnetoelectric coupling alternating field weak magnetic sensor technology to convert and convert a magnetic signal and an electrical signal (ie, a magnetoelectric effect) to achieve a function of converting a voltage or a current, which is applicable to all Voltage level, and small size, using frequency bandwidth.

Abstract

L'invention concerne un dispositif de transmission et de transformation électriques utilisant la technologie du couplage alternant des capteurs magnétiques faibles qui comprend une prise pour antenne secondaire (3), un disjoncteur (4), une borne fixe (5), un manchon de traversée de paroi (6), un boîtier de bornes (7), un couplage magnétoélectrique alternant un capteur magnétique faible (8), une barre de cuivre de mise à la terre (9), un câble (10), un parafoudre (11), une lame de mise à la terre (12) et un capteur (13). La prise pour antenne secondaire est connectée à une extrémité du disjoncteur, l'autre extrémité du disjoncteur est connectée à une extrémité de la borne fixe et une extrémité du boîtier de bornes, l'autre extrémité de la borne fixe est connectée au manchon de traversée de paroi, l'autre extrémité du boîtier de bornes est connectée au couplage magnétoélectrique alternant un capteur magnétique faible, le câble est connecté au capteur, la lame de mise à la terre est située sous le capteur, le parafoudre est connecté au capteur, et la barre de cuivre de mise à la terre est située à côté du câble. Le dispositif de transmission et de transformation électriques est petit et utilise une large bande de fréquence.
PCT/CN2011/077773 2011-05-20 2011-07-29 Dispositif de transmission et de transformation électriques utilisant la technologie du couplage magnétoélectrique alternant des capteurs magnétiques faibles WO2012159353A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110133671.1 2011-05-20
CN2011101336711A CN102790432A (zh) 2011-05-20 2011-05-20 运用磁电耦合交变弱磁传感器技术的输变电装置

Publications (1)

Publication Number Publication Date
WO2012159353A1 true WO2012159353A1 (fr) 2012-11-29

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/077773 WO2012159353A1 (fr) 2011-05-20 2011-07-29 Dispositif de transmission et de transformation électriques utilisant la technologie du couplage magnétoélectrique alternant des capteurs magnétiques faibles

Country Status (2)

Country Link
CN (1) CN102790432A (fr)
WO (1) WO2012159353A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1622411A (zh) * 2003-11-27 2005-06-01 徐鹏飞 传感技术高压开关设备
CN101047225A (zh) * 2006-03-27 2007-10-03 香港城市大学 磁电耦合器件
CN101345398A (zh) * 2008-08-18 2009-01-14 安徽中安恒宇电气传动有限公司 中置式开关柜
CN102013644A (zh) * 2010-11-15 2011-04-13 国网电力科学研究院武汉南瑞有限责任公司 内电场调控空气绝缘开关设备
CN202103490U (zh) * 2011-05-20 2012-01-04 人民电器集团上海有限公司 运用磁电耦合交变弱磁传感器技术的输变电装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2624648B1 (fr) * 1987-12-11 1990-03-30 Auxilec Socle de contacteur de puissance a broches

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1622411A (zh) * 2003-11-27 2005-06-01 徐鹏飞 传感技术高压开关设备
CN101047225A (zh) * 2006-03-27 2007-10-03 香港城市大学 磁电耦合器件
CN101345398A (zh) * 2008-08-18 2009-01-14 安徽中安恒宇电气传动有限公司 中置式开关柜
CN102013644A (zh) * 2010-11-15 2011-04-13 国网电力科学研究院武汉南瑞有限责任公司 内电场调控空气绝缘开关设备
CN202103490U (zh) * 2011-05-20 2012-01-04 人民电器集团上海有限公司 运用磁电耦合交变弱磁传感器技术的输变电装置

Also Published As

Publication number Publication date
CN102790432A (zh) 2012-11-21

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