WO2017086585A1 - Parafoudre bipolaire à électrode de masse plate - Google Patents

Parafoudre bipolaire à électrode de masse plate Download PDF

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Publication number
WO2017086585A1
WO2017086585A1 PCT/KR2016/010226 KR2016010226W WO2017086585A1 WO 2017086585 A1 WO2017086585 A1 WO 2017086585A1 KR 2016010226 W KR2016010226 W KR 2016010226W WO 2017086585 A1 WO2017086585 A1 WO 2017086585A1
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WO
WIPO (PCT)
Prior art keywords
electrode
ground electrode
flat
metal
charging
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PCT/KR2016/010226
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English (en)
Korean (ko)
Inventor
정용기
우상범
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(주)옴니엘피에스
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Publication of WO2017086585A1 publication Critical patent/WO2017086585A1/fr

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
    • H01C7/12—Overvoltage protection resistors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T4/00—Overvoltage arresters using spark gaps
    • H01T4/02—Details

Definitions

  • the flashover voltage occurs according to the polarity of the thundercloud, thereby minimizing the deviation of the flashover eye and structurally simple dipole. It relates to a lightning arrester.
  • a positive voltage is applied to the precipitation electrode, which is one of the electrodes to which high voltage is charged, and the other is a flat electrode, and an electric avalanche occurs when the earth is grounded to the ground. , As shown in FIG.
  • the needle electrode corresponds to an electrode grounded to the earth to which the positive charge is charged, and the plate electrode charged to the negative charge corresponds to the thundercloud.
  • the existing conventional lightning rod takes the form of a needle electrode based on this.
  • a rod of conductive material installed at an upper end of an object to be protected from lightning and connected to a grounding means; a charging tube having a tubular tube through which the rod penetrates and a needle tip is formed toward the rod, A charging means comprising a first cap and a second cap coupling both ends of a charge pipe to the rod, and a charge plate electrically connected to the rod, wherein the charge plate is composed of first and second charge plates. And a third and fourth electrode plates are interposed between the second electrode plate and the second cap, and irregularities are repeatedly formed along the circumferential edge of the fourth electrode plate, and the first and second electrode plates are edged.
  • a de cap is further provided, and the rod cap and the first electrode plate are registered in a patent application for a flat electrode type dipole charging tube lightning protection device, characterized in that it is formed integrally (Patent Document 1) and
  • a rod member having one end coupled in a longitudinal direction to the stationary plate and charged with earth charges; At least two insulators installed along the length direction of the rod member; Installed between the adjacent insulators and the rod member. Is electrically insulated from and has a polarity opposite to earth charge
  • a charge tube installed between the charge plate and the insulator and electrically connected to the charge plate and to which a charge having a polarity opposite to earth charge is charged; And a rod cap coupled to an upper end of the rod member to induce a lightning strike, wherein the rod cap has a relatively large outer diameter compared to the insulator so as to greatly increase the lightning inflow area to increase discharge efficiency, and a dome shape
  • the coupling member includes a base plate having a coupling hole.
  • the ground electrode is generally in the form of a precipitation electrode in consideration of the discharge phenomenon occurring in the flat plate-to-sedimentation electrode.
  • the dielectric breakdown voltage that is, the electrode Liver flashover is 130 KV
  • the results of the above experiments are the results of the experiment under the conditions set by the inventors and are flashover voltages that can vary depending on the distance between electrodes, laboratory conditions during the test, and the size of the dipole lightning protection device, and flashover according to the polarity of the voltage supplied to the flat electrode.
  • the above-mentioned experimental values are presented experimental values for the explanation of the present invention, and the measured values measured in these laboratories do not limit the present invention. This is also the same below.
  • the conventional lightning arresters including the dipole lightning arresters shown in Documents 1 and 2 have a polarity of the charge of the thundercloud due to the type of charge charged to the thundercloud, that is, region, season, temperature, and the like.
  • the existing dipole lightning arrestor has a problem of difference in operating characteristics, that is, flashover voltage
  • the dipole lightning arrester shown in Documents 1 and 2 stacks discharge, charging and grounding electrode, and stacks them. Due to the difficulty in manufacturing, it was found that not only acts as a cost increase factor but also becomes a heavy lightning arrester, which is inconvenient for installation, transportation, and maintenance.
  • Patent Document 1 Korean Registered Patent Publication No. 10-1025499 (2011.03.22)
  • Patent Document 2 Korean Registered Patent Publication No. 10-1496979 (2015.02.23)
  • the present invention is to overcome the above-mentioned conventional problems, the object of the present invention is to minimize the deviation of the flashover voltage according to the polarity of the charge charged in the thundercloud stable to the change in the polarized charge of the thundercloud according to the difference in region, season, etc.
  • a conventional dipole lightning rod discharge is generated between the ground electrode and the charging electrode during the thunderstorm approach by the dipole principle, so it is structurally simple and the production cost is reduced, and it is light and easy to install, transport and maintain.
  • An object of the present invention is to provide a dipole lightning arrestor having a flat ground electrode.
  • the flat ground electrode is a plate-shaped ground electrode
  • the earth electrode is a dipole lightning protection device having a flat ground electrode, characterized in that the ring-shaped charging electrode provided on the outer side of the circumference of the disk-shaped ground electrode.
  • the ring-shaped charging electrode is a dipole lightning arrestor having a flat ground electrode, characterized in that the metal pipe,
  • the flat ground electrode is a disk-shaped, the charging electrode is spaced apart on the outer circumference of the disk-shaped ground electrode, the ground electrode is a flat plate, characterized in that the inner plane space is formed of any one of a metal plate or a metal wire or a metal pipe, a metal rod It is characterized in that it is a dipole lightning arrestor having a type ground electrode.
  • the flat type grounding electrode and the charging electrode having a metal plate shape are characterized in that the dipole lightning protection device having a flat type grounding electrode, characterized in that the rainwater penetrates.
  • An end of the flat ground electrode is a dipole lightning protection device having a flat ground electrode, characterized in that the discharge pin of the serrated or pin-shaped in the charging electrode direction,
  • the bipolar lightning arrester having a flat ground electrode, characterized in that the discharge pin is provided in a direction facing each other of the end of the flat ground electrode and the charging electrode,
  • a bipolar lightning arrester having a planar ground electrode, characterized in that a ring-shaped charging electrode is disposed up and down under the outer circumferential surface of the planar ground electrode.
  • the dipole lightning protection device having a flat ground electrode
  • Na, K, Ca, Al, Pt, Cr inside the metal pipe to facilitate corona discharge in the ring shape.
  • a paramagnetic material which is any one or a mixture or alloy of any one or more of Mn, W, Mo, Ce, ErCl 3, Nd 2 O 3, Y 2 O 3, or an alloy of Fe, Ni, Co and these metals, silicon steel, Permalloy, CrBr 3, GdCl 3 It is either ferromagnetic material, anti-ferromagnetic material of any one of FeO, MnO, NiO, CrSb, EuTe, MnTe, FeCl2, CoCl2, MnF2, or any one of the ferrimagnetic materials Fe3O4, Ferrite, Y3Fe5O12 It is a dipole lightning arrester equipped with a plate-type grounding electrode that minimizes the change of discharge characteristics due to the dropping of magnetic material
  • an insulation breakdown voltage that is, an electrode
  • the breakdown voltage that is, the flashover between the electrodes It can be seen that the voltage is 150KV. That is, it can be seen that the dipole lightning arrestor having the flat ground electrode of the present invention has a deviation of 20 KV in the polarity of the thundercloud.
  • the dipole lightning arrestor having a flat ground electrode according to the present invention is a lightning arrester having a 50% or more variation in the flashover voltage compared to the conventional dipole lightning arrester according to the change in polarity of the thundercloud.
  • the charge electrode according to the present invention changes the discharge characteristics due to the dropping of the magnetic material due to vibration or other oxidation to natural exposure. This is realized by filling a magnetic material inside the pipe.
  • the simple structure provides a dipole lightning arrestor with a flat grounding electrode that reduces production costs and is easy to install, transport and maintain.
  • 1 is a dipole lightning protection device having a planar ground electrode according to a first embodiment of the present invention.
  • FIG. 2 is a dipole lightning protection device having a flat ground electrode according to a second embodiment of the present invention.
  • FIG. 3 is a dipole lightning protection device having a flat ground electrode according to a third embodiment of the present invention.
  • FIG. 4 is a cross-sectional view of a flat ground electrode having a magnetic material embedded therein;
  • FIG. 5 is a view showing a discharge pattern when a positive voltage is applied to a plate electrode at a plate-to-sediment pole and the precipitation pole is grounded.
  • FIG. 6 is a view showing a discharge pattern when a negative voltage is applied to a plate electrode at a plate-to-sediment pole and the precipitation pole is grounded.
  • the dipole lightning protection device having a flat ground electrode has one end coupled or fixed to a fixed plate (not shown) or to a support (not shown) outside the building and not shown through wires.
  • a metal support 300 electrically connected to a grounding body embedded in the ground and the like;
  • the plate-type ground electrode 100 of the metal material and coupled to the metal support 300 by mechanical coupling such as screw coupling or melting point and
  • planar ground electrode charge electrode 200 having an inner planar space made of metal wires, metal pipes, metal plates, metal rods, etc. charged in opposite polarity with 100
  • the charging electrode 200 is fixed to the plate-type ground electrode 100 and a predetermined distance apart, that is, the charging electrode to maintain a gap so that discharge occurs between the charging electrode 200 and the ground electrode 100 during the thunder approach
  • a flat ground electrode composed of an insulating support 400 made of an insulating material so as to be electrically insulated even between the 200 and the ground electrode 100 or the charging electrode 200 and the metal support 300. It is a dipole lightning arrester.
  • the internal planar space refers to an internal space in which the charging electrode 200 forms a closed loop by a metal wire, a metal surface, a metal rod, a metal pipe, and the like. The explanation is centered,
  • the present invention is not limited to this.
  • the embodiment of the present invention can be changed shape as needed.
  • the flat ground electrode 100 is screwed or welded to one end of the metal support 300 as described above and is electrically connected to the ground, and ultimately grounded to the earth, when the thundercloud approaches the earth It is an electrode serving as a counter electrode of the liver, which is in the form of a flat plate.
  • discharge pins directed toward the charging electrode direction 200 formed on the circumference of a part or all of the circumferential surface to be serrated or processed into a pin shape (circular saw shape) ( 110 is a plate-type ground electrode 110 may be further provided.
  • the ground electrode is referred to as a flat plate, but the present invention is not limited thereto and may be changed to various shapes corresponding to the shape of the charging electrode while maintaining a plane in a thundercloud direction. .
  • the flat ground electrode 100 may have a flat hole shape so that rainwater may be drained.
  • planar ground electrode 100 is approached to the thundercloud, until the thundercloud and flashover, and the known dipole principle in the art described in the above-described conventional techniques between the planar ground electrode 100 and the charging electrode 200
  • An inter-electrode support insulator 410 is provided to support the charging electrodes 200 spaced by a predetermined interval so that discharge may occur.
  • inter-electrode support insulator 410 is given a separate name by changing the support portion, but substantially the same function as the insulation support 400, except only the support portion.
  • the inter-electrode support insulator 410 corresponds to one type included in the insulator support 400.
  • a structure in which the ground electrode 100 and the charging electrode 200 are connected and supported by the inter-electrode support insulator 410 is referred to as a first embodiment.
  • the inter-electrode support insulator 410 is made of the same function and material as the above-described insulator 400, and the inter-electrode support insulator 410 is not shown, but is provided with a screw or clip structure connection part to form a flat ground electrode 100. ) And the charging electrode 200 are fixed.
  • the inter-electrode support insulator 410 may utilize an insulator commonly used in the art, and may have a concave-convex structure of a wavy shape (also referred to as a waveform) to secure a creepage insulation distance.
  • the charging electrode 200 may also use a metal material of the same material as the flat ground electrode 100.
  • a metal pipe a metal wire, a metal rod, and a metal plate
  • a metal pipe a metal pipe, a metal wire, a metal rod, and a metal plate
  • the plate-shaped ground electrode 100 spaced a predetermined distance is disposed in an inner space of the ring shape.
  • the charging electrode 200 is described based on the doughnut shape for the purpose of explanation of the present invention, but the present invention is not limited thereto.
  • This may also be provided with a discharge pin in order to facilitate the discharge in the flat ground electrode 100 direction, as described above may be coupled to the flat plate ground electrode 100 and the inter-pole support insulator 410, As shown in FIG. 2, which is a second embodiment, it may be supported by an insulating support 400 coupled to the metal support 300.
  • the insulating support 400 for supporting and coupling the charging electrode 200 and the metal support 300 may utilize an insulator that is conventionally used in this field, and when it is excellent, the surface is wavy (waveform) to secure the creepage insulation distance. And a concave-convex structure (also referred to as a shape).
  • the planar ground electrode 100 is disposed inside the donut-shaped charging electrode 200 so that a discharge occurs between the charging electrode 200 and the flat ground electrode 100 during a thunderstorm approach.
  • the present invention (first and second embodiment) of the horizontal arrangement structure is the same as the operation principle, but the third embodiment of the structure in which the planar ground electrode 100 is disposed on the charging electrode 200 It demonstrates using FIG.
  • the charging electrode 200 and the metal support 300 are supported and coupled by the insulating support 400, and the flat ground electrode 100 covers only the upper portion of the ring forming the charging electrode 200 at a lower portion of the circumferential surface.
  • the charging electrode 200 is spaced below the edge of the flat ground electrode 100 so as to be partially overlapped, so that even when it snows, the charging electrode 200 and the flat ground electrode 100 are separated. Since the insulation state can be maintained, it is possible to implement a dipole lightning arrestor having a flat ground electrode which is not disturbed by the discharge by the dipole.
  • the discharge pin 110 may be disposed at a portion facing the charging electrode 200 and the planar ground electrode 100 up and down as described above. It can be further equipped.
  • the superior hole 120 of the flat plate type ground electrode 100 is not installed at a portion where the charging electrode 200 and the flat plate type ground electrode 100 overlap each other.
  • Discharge pins in both the above 1,2,3 embodiments are installed on the opposite side of the charging electrode 200 and the flat plate type ground electrode 100, can be installed only on either side, or both, and both If the comb teeth 110 can be installed to cross at a certain interval from each other.
  • a dipole lightning arrestor having a planar ground electrode having increased discharge current compared to a conventional dipole arrester can be implemented.
  • the change of the discharge characteristics due to the dropping of the magnetic material due to vibration and other oxidation due to vibration, etc. It can be realized by filling a magnetic material inside the pipe.
  • the fact that the discharge current is increased by maximizing the internal polarization phenomenon by the magnetic material in the dipole lightning protection device is disclosed in Korean Patent No. 10-1512025, which is registered by the inventors, and thus description thereof is omitted.
  • the planar ground electrode 100 may have a structure in which a magnetic material is embedded between two electrically connected metal plates, as shown in FIG. 4.
  • the charging electrode 200 has a ring shape formed by a metal pipe, the same as the case in which the magnetic material is embedded, the type of the magnetic material is also the same, and thus the detailed description is omitted.
  • the thickness and the embedding method of the magnetic material are registered in Korea. Since the technology shown in Patent 10-1512025 is utilized, a detailed description thereof will be omitted.
  • the above-described dipole lightning arrester having a plate-shaped ground electrode of the present invention is utilized by using the experimental apparatus shown in FIG. 6 of Patent No. 10-1025499, the inventors of the present invention.
  • the dielectric breakdown voltage that is, between the electrodes Flashover is 170KV
  • the insulation breakdown is applied. It can be seen that the voltage, that is, the flashover between the electrodes is 150 KV. That is, it can be seen that the dipole lightning arrestor having the flat ground electrode of the present invention has a deviation of 20 KV different from the polarity of the thundercloud.
  • the dipole lightning arrestor having the plate-type ground electrode of the present invention has an effect of reducing the deviation of the flashover voltage by more than 50% compared to the conventional dipole lightning arrester according to the polarity change in the thundercloud. .
  • At least two insulators installed along the longitudinal direction of the rod member, between the neighboring insulators and electrically charged with the rod member, and a charging plate having a polarity opposite to earth charge, between the charging plate and the insulator
  • a charge tube installed and electrically connected to the charging plate and having a polarity opposite to earth charge, and a charge cap coupled to the top of the rod member to induce a lightning strike, and the load cap greatly improves the lightning inflow area.
  • the outer cap has a relatively large outer diameter compared to the insulator so as to increase the discharge efficiency, and the dome-shaped first cap and the second cap coupled to the radial outer circumference of the first cap and the first cap are fixed to the rod member. Although it has a complex assembly structure that must be coupled to the rod sub-assembly, such as a variety of parts, such as a coupling member to the charging tube, insulator, charging plate,
  • the present invention is composed of a metal support 300, a flat ground electrode 100, a charging electrode 200, the insulating support 400 as described above, the number of parts is significantly reduced, the total weight of the lightning arrester is about 5 ⁇ It can be seen that the 7kg reduction is extremely easy to assemble.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Elimination Of Static Electricity (AREA)

Abstract

La présente invention porte sur un parafoudre bipolaire à électrode de masse plate, qui comprend : un objet de support métallique électriquement connecté à la masse ; une électrode de masse plate connectée à une extrémité de l'objet de support métallique ; une électrode de charge constituée d'un matériau métallique séparée de l'électrode de masse plate et chargée avec une polarité opposée à l'électrode de masse plate ; et un objet de support isolant dont une extrémité porte l'électrode de charge et l'autre extrémité porte l'objet de support métallique ou l'électrode de masse plate. Dans le parafoudre bipolaire, une décharge est générée entre l'électrode de masse plate et l'électrode de charge en cas d'approche d'un nuage d'orage.
PCT/KR2016/010226 2015-11-16 2016-09-12 Parafoudre bipolaire à électrode de masse plate WO2017086585A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2015-0160529 2015-11-16
KR1020150160529A KR101632745B1 (ko) 2015-11-16 2015-11-16 평판형 접지전극을 구비한 쌍극자 피뢰장치

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WO2017086585A1 true WO2017086585A1 (fr) 2017-05-26

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Publication number Priority date Publication date Assignee Title
KR101813851B1 (ko) 2016-11-22 2018-01-30 이엠아이솔루션즈(주) 전자회로 기반의 무회전형 대지전계 측정센서

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100462440B1 (ko) * 2002-10-01 2004-12-29 정용기 공간전하 분산형 피뢰장치
KR101025499B1 (ko) * 2010-08-24 2011-04-04 (주)의제전기설비연구원 평판 전극형 쌍극자 대전관 피뢰장치
KR101317460B1 (ko) * 2013-03-18 2013-10-11 (주)용진기업 공간전하 다중 방출형 피뢰장치
KR101496979B1 (ko) * 2013-11-07 2015-03-02 한국산업은행 쌍극자 피뢰장치
KR101512025B1 (ko) * 2014-10-02 2015-04-14 한국산업은행 자성재료로 코팅된 쌍극자 피뢰장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100462440B1 (ko) * 2002-10-01 2004-12-29 정용기 공간전하 분산형 피뢰장치
KR101025499B1 (ko) * 2010-08-24 2011-04-04 (주)의제전기설비연구원 평판 전극형 쌍극자 대전관 피뢰장치
KR101317460B1 (ko) * 2013-03-18 2013-10-11 (주)용진기업 공간전하 다중 방출형 피뢰장치
KR101496979B1 (ko) * 2013-11-07 2015-03-02 한국산업은행 쌍극자 피뢰장치
KR101512025B1 (ko) * 2014-10-02 2015-04-14 한국산업은행 자성재료로 코팅된 쌍극자 피뢰장치

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