CN102790432A - Power transmission and transformation device applying magnetoelectric coupling alternating weakening magnetic sensor technology - Google Patents
Power transmission and transformation device applying magnetoelectric coupling alternating weakening magnetic sensor technology Download PDFInfo
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- CN102790432A CN102790432A CN2011101336711A CN201110133671A CN102790432A CN 102790432 A CN102790432 A CN 102790432A CN 2011101336711 A CN2011101336711 A CN 2011101336711A CN 201110133671 A CN201110133671 A CN 201110133671A CN 102790432 A CN102790432 A CN 102790432A
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- magnetic sensor
- power transmission
- transformation device
- magneto
- weak magnetic
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- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
The invention discloses a power transmission and transformation device applying a magnetoelectric coupling alternating weakening magnetic sensor technology. The power transmission and transformation device comprises a secondary aerial linker, a circuit breaker, a static contactor, a wall feed-through sleeve, a contact box, a magnetoelectric coupling alternating weakening magnetic sensor, a grounded copper bar, a cable, a lightning arrester, an earthing switch and a sensor, wherein the secondary aerial linker is connected with one end of the circuit breaker; the other end of the circuit breaker is connected with one end of the static contact and one end of the contact box; the other end of the static contact is connected with the wall feed-through sleeve; the other end of the contact box is connected with the magnetoelectric coupling alternating weakening magnetic sensor; the cable is connected with the sensor; the earthing switch is positioned below the sensor; the lightning arrester is connected with the sensor; and the grounded copper bar is positioned beside the cable. The power transmission and transformation device applying the magnetoelectric coupling alternating weakening magnetic sensor technology, which is disclosed by the invention, is small in size and wide in use frequency band.
Description
Technical field
The present invention relates to a kind of power transmission and transformation device, particularly a kind of power transmission and transformation device that uses magneto-electric coupled alternation weak magnetic sensor technology.
Background technology
Instrument transformer is one of electric equipment important in the electric power system; Be the equipment of scaling transformation voltage or electric current; Its function mainly is that high voltage or big electric current scaling transformation are become standard low-voltage or the little electric current of standard, so that realize standardization, the miniaturization of measuring instrument, protection equipment and automatic control equipment.Instrument transformer also can be used to separate high-voltage system simultaneously, to guarantee the safety of the person and equipment.In the prior art, instrument transformer commonly used has various ways, is divided into plurality of classes by its principle, dielectric, installation occasion.Continuous growth along with the electric power transfer capacity; The line voltage grade improve constantly and protect the constantly perfect of requirement; General instrument transformer structure exposes incompatible with it weakness gradually; Its intrinsic volume is big, magnetic saturation is little, ferro resonance is little, dynamic range is little, service band is narrow, is difficult to satisfy the development need of Automation of Electric Systems of new generation, electric power digital network etc.
Summary of the invention
Technical problem to be solved by this invention provides a kind of power transmission and transformation device that uses magneto-electric coupled alternation weak magnetic sensor technology, and its volume is little, and service band is wide.
For solveing the technical problem; The invention provides a kind of power transmission and transformation device that uses magneto-electric coupled alternation weak magnetic sensor technology, it is characterized in that, use the power transmission and transformation device of magneto-electric coupled alternation weak magnetic sensor technology to comprise secondary aviation plug-in unit, circuit breaker, fixed contact, wall bushing, contact box, magneto-electric coupled alternation weak magnetic sensor, ground connection copper bar, cable, lightning arrester, ground connection cutter, transducer; Secondary aviation plug-in unit is connected with an end of circuit breaker; The other end of circuit breaker is connected with an end of fixed contact, an end of contact box, and the other end of fixed contact is connected with wall bushing, and the other end of contact box is connected with magneto-electric coupled alternation weak magnetic sensor; Cable is connected with transducer; The ground connection cutter spacing is in the below of transducer, and lightning arrester is connected with transducer, and the ground connection copper bar is positioned at the next door of cable.
Preferably; The power transmission and transformation device of the magneto-electric coupled alternation weak magnetic sensor technology of said utilization also comprises outer cabinet and instrument door; The instrument door is located at a side of outer cabinet; Secondary aviation plug-in unit, circuit breaker, fixed contact, wall bushing, contact box, magneto-electric coupled alternation weak magnetic sensor, cable, lightning arrester, ground connection cutter, transducer are located at the inside of outer cabinet, and the ground connection copper bar is positioned at the bottom side of outer cabinet.
Positive progressive effect of the present invention is: the present invention uses the volume of the technological power transmission and transformation device of magneto-electric coupled alternation weak magnetic sensor little, and service band is wide.
Description of drawings
The structural representation of Fig. 1 power transmission and transformation device of magneto-electric coupled alternation weak magnetic sensor technology for the present invention uses.
Embodiment
Lift a preferred embodiment below, and combine accompanying drawing to come the clearer the present invention that intactly explains.
As shown in Figure 1; The present invention uses the power transmission and transformation device of magneto-electric coupled alternation weak magnetic sensor technology to comprise outer cabinet 1, instrument door 2, secondary aviation plug-in unit 3, circuit breaker 4, fixed contact 5, wall bushing 6, contact box 7, magneto-electric coupled alternation weak magnetic sensor 8, ground connection copper bar 9, cable 10, lightning arrester 11, ground connection cutter 12, transducer 13; Instrument door 2 is located at a side of outer cabinet 1; Secondary aviation plug-in unit 3, circuit breaker 4, fixed contact 5, wall bushing 6, contact box 7, magneto-electric coupled alternation weak magnetic sensor 8, cable 10, lightning arrester 11, ground connection cutter 12, transducer 13 are located at the inside of outer cabinet 1; Secondary aviation plug-in unit 3 is connected with an end of circuit breaker 4; The other end of circuit breaker 4 is connected with an end of fixed contact 5, an end of contact box 7, and the other end of fixed contact 5 is connected with wall bushing 6, and the other end of contact box 7 is connected with magneto-electric coupled alternation weak magnetic sensor 8; Cable 10 is connected with transducer 13; Ground connection cutter 12 is positioned at the below of transducer 13, and lightning arrester 11 is connected with transducer 13, and ground connection copper bar 9 is positioned at the bottom side of outer cabinet 1 and is positioned at the next door of cable 10.
Magneto-electric coupled alternation weak magnetic sensor comprises the relaxor ferroelectric monocrystal of extra-high voltage performance, utilizes excellent piezoelectricity and magnetostrictive material can further increase the magnetoelectricity conversion coefficient, can reach supersensitive magneto-dependent sensor requirement.The present invention uses the power transmission and transformation device of magneto-electric coupled alternation weak magnetic sensor technology to make between magnetic signal and the signal of telecommunication wherein coupling effect (being magnetoelectric effect) takes place; Thereby reach the function of changing voltage or electric current; It is applicable to all electric pressures, and volume is little, and service band is wide.
Though more than described embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, under the prerequisite that does not deviate from principle of the present invention and essence, can make numerous variations or modification to these execution modes.Therefore, protection scope of the present invention is limited appended claims.
Claims (2)
1. one kind is used the technological power transmission and transformation device of magneto-electric coupled alternation weak magnetic sensor; It is characterized in that; Use the power transmission and transformation device of magneto-electric coupled alternation weak magnetic sensor technology to comprise secondary aviation plug-in unit, circuit breaker, fixed contact, wall bushing, contact box, magneto-electric coupled alternation weak magnetic sensor, ground connection copper bar, cable, lightning arrester, ground connection cutter, transducer, secondary aviation plug-in unit is connected with an end of circuit breaker, and the other end of circuit breaker is connected with an end of fixed contact, an end of contact box; The other end of fixed contact is connected with wall bushing; The other end of contact box is connected with magneto-electric coupled alternation weak magnetic sensor, and cable is connected with transducer, and the ground connection cutter spacing is in the below of transducer; Lightning arrester is connected with transducer, and the ground connection copper bar is positioned at the next door of cable.
2. the power transmission and transformation device of the magneto-electric coupled alternation weak magnetic sensor technology of utilization as claimed in claim 1; It is characterized in that; The power transmission and transformation device of the magneto-electric coupled alternation weak magnetic sensor technology of said utilization also comprises outer cabinet and instrument door; The instrument door is located at a side of outer cabinet, and secondary aviation plug-in unit, circuit breaker, fixed contact, wall bushing, contact box, magneto-electric coupled alternation weak magnetic sensor, cable, lightning arrester, ground connection cutter, transducer are located at the inside of outer cabinet, and the ground connection copper bar is positioned at the bottom side of outer cabinet.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101336711A CN102790432A (en) | 2011-05-20 | 2011-05-20 | Power transmission and transformation device applying magnetoelectric coupling alternating weakening magnetic sensor technology |
| PCT/CN2011/077773 WO2012159353A1 (en) | 2011-05-20 | 2011-07-29 | Electric transmission and transformation device using magnetoelectric coupling alternating weak magnetic sensor technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101336711A CN102790432A (en) | 2011-05-20 | 2011-05-20 | Power transmission and transformation device applying magnetoelectric coupling alternating weakening magnetic sensor technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102790432A true CN102790432A (en) | 2012-11-21 |
Family
ID=47155758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101336711A Pending CN102790432A (en) | 2011-05-20 | 2011-05-20 | Power transmission and transformation device applying magnetoelectric coupling alternating weakening magnetic sensor technology |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102790432A (en) |
| WO (1) | WO2012159353A1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0320355A1 (en) * | 1987-12-11 | 1989-06-14 | Auxilec | Socket for a power contactor with plugs |
| CN1622411A (en) * | 2003-11-27 | 2005-06-01 | 徐鹏飞 | High voltage switchgear of sensing technique |
| CN101047225A (en) * | 2006-03-27 | 2007-10-03 | 香港城市大学 | Magnetoelectric coupling device |
| CN102013644A (en) * | 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 | Air-insulated switching device used for controlling inner electric field |
| CN202103490U (en) * | 2011-05-20 | 2012-01-04 | 人民电器集团上海有限公司 | Electric transmission and transformation device utilizing magnetoelectric coupling alternate weak magnetic sensor technology |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101345398A (en) * | 2008-08-18 | 2009-01-14 | 安徽中安恒宇电气传动有限公司 | Central-positioned switch cabinet |
-
2011
- 2011-05-20 CN CN2011101336711A patent/CN102790432A/en active Pending
- 2011-07-29 WO PCT/CN2011/077773 patent/WO2012159353A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0320355A1 (en) * | 1987-12-11 | 1989-06-14 | Auxilec | Socket for a power contactor with plugs |
| CN1622411A (en) * | 2003-11-27 | 2005-06-01 | 徐鹏飞 | High voltage switchgear of sensing technique |
| CN101047225A (en) * | 2006-03-27 | 2007-10-03 | 香港城市大学 | Magnetoelectric coupling device |
| CN102013644A (en) * | 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 | Air-insulated switching device used for controlling inner electric field |
| CN202103490U (en) * | 2011-05-20 | 2012-01-04 | 人民电器集团上海有限公司 | Electric transmission and transformation device utilizing magnetoelectric coupling alternate weak magnetic sensor technology |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012159353A1 (en) | 2012-11-29 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121121 |