WO2014048038A1 - Fil conducteur à base de nanomatériau de graphène - Google Patents

Fil conducteur à base de nanomatériau de graphène Download PDF

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Publication number
WO2014048038A1
WO2014048038A1 PCT/CN2012/086365 CN2012086365W WO2014048038A1 WO 2014048038 A1 WO2014048038 A1 WO 2014048038A1 CN 2012086365 W CN2012086365 W CN 2012086365W WO 2014048038 A1 WO2014048038 A1 WO 2014048038A1
Authority
WO
WIPO (PCT)
Prior art keywords
graphene
monofilaments
wire
graphene nanomaterial
nanomaterial
Prior art date
Application number
PCT/CN2012/086365
Other languages
English (en)
Chinese (zh)
Inventor
朱宽军
李新民
司佳钧
Original Assignee
中国电力科学研究院
国家电网公司
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 中国电力科学研究院, 国家电网公司 filed Critical 中国电力科学研究院
Publication of WO2014048038A1 publication Critical patent/WO2014048038A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/04—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of carbon-silicon compounds, carbon or silicon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
    • H01B5/08—Several wires or the like stranded in the form of a rope

Definitions

  • the invention belongs to the technical field of overhead transmission line wires, and particularly relates to a wire based on graphene nano material. Background technique
  • the application number is CN200810194862.7
  • the invention name is a high conductivity soft aluminum wire and a manufacturing method thereof, and discloses a high conductivity soft aluminum wire and a manufacturing method thereof.
  • the composition of the soft aluminum wire includes: Si ⁇ 0.08 % ; Fe ⁇ 0.20 , Cu ⁇ 0.005 % ; 0.07 - 0.15 % boron, the balance being aluminum; the unit is by weight. It uses soft aluminum wire to reduce transmission line losses, thus effectively reducing operating costs.
  • the improvement is mainly the composition of the traditional aluminum wire, and the improvement effect is limited.
  • the copper alloy conductor is composed of a copper alloy containing 0.15 to 0.70% by weight (excluding 0.15% by weight) of Sn in a copper base material containing 0.001 to 0.1% by weight (10 to 1000 ppm by weight) of oxygen.
  • the average grain size of the crystal grains constituting the crystal structure is ⁇ or less, and 80% or more of the oxide of Sn dispersed in the crystal structure matrix is a minute oxide having an average particle diameter of ⁇ or less.
  • the new nanomaterial graphene has a short history of research. Due to its excellent material properties, a lot of research work has been carried out in preparation and application research at home and abroad, and breakthrough research results have been achieved.
  • Korean scientists have discovered a method for preparing large-size, high-quality graphene films.
  • American researchers have developed a new method for manufacturing graphene and carbon nanotube hybrid materials, which has laid a solid foundation for the industrial application of graphene nanomaterials. Foundation.
  • the object of the present invention is to provide a wire based on graphene nano material, which solves the problem that the conductivity of the conventional metal material such as aluminum and copper is limited, and the transmission capacity of the overhead transmission line is limited, and the wire of the graphene nano material can effectively reduce the line loss and improve The transmission power of overhead transmission lines.
  • a wire based on graphene nanomaterials the improvement being that the structure of the wire is:
  • the ring formed by the sheet of graphene nano material and the wire are concentric.
  • the twisting directions of the adjacent layers are opposite.
  • the monofilament is twisted into an n-layer structure, and n is a natural number greater than 1.
  • the monofilaments located in the same layer are uniformly distributed along the circumferential direction thereof.
  • the wire of the invention adopts graphene nano material as the conductive part, and the conductivity is more than three times higher than the traditional metal materials such as aluminum and copper. Under the same external conditions, the allowable current carrying capacity of the graphene wire of the same conductive section is a common wire. 10 times; therefore, graphene nanomaterial wires can significantly reduce the line loss, improve the wire draw ratio, improve the wire sag performance, reduce the tower height, increase the line spacing, and save line investment;
  • the graphene nano material wire can greatly increase the transmission power, and the transmission line transmission capacity increases;
  • Figure 3 is a composite graphene nanomaterial wire
  • the steel or carbon fiber material is prepared into a round wire type monofilament, and the monofilaments are closely adhered to each other, and are twisted into a regular tubular structure as an inner layer of the wire, and a graphene nano material sheet, graphene nanometer is disposed on the outer periphery of the wire inner layer
  • the material sheet constitutes an outer layer having a circular cross-sectional area, and the graphene nano material sheets are uniformly distributed in the outer layer along the circumferential direction thereof, and the graphene nano material sheets are equally spaced.
  • the graphene nano material sheet has a circular arc structure. According to the current line design method, the graphene nano material sheet in this patent takes 12 15 pieces, and the corresponding arc angle a has a value range of 25. ⁇ a ⁇ 30. .
  • the graphene material nanotubes are used as monofilaments and are twisted into a regular tubular structure.
  • the monofilaments are closely attached to each other, and the central axes of the monofilaments in the same layer form a circular shape.
  • the circular cross-section is a base material, and a composite material such as carbon fiber which satisfies the requirements for wire manufacturing and transportation can be selected.
  • the graphene nano material is used as a wire portion, and is combined with a carbon fiber material to form a monofilament, and then twisted as needed. Make wires that meet the engineering needs.
  • the diameter and number of composite graphene materials are designed according to the line design transmission capacity and line operation requirements.
  • Structure type four new type of combined graphene nano material wire
  • the combination of the above three types is a structural form in which a novel nanotube-type graphene wire is attached, and a new composite graphene wire is attached.
  • a novel nanotube-type graphene wire is attached, that is, a graphene nanotube is used as a monofilament, and a regular tubular structure is twisted into an inner layer, and the monofilaments are closely adhered to each other;
  • the peripheral arrangement is composed of a graphene nano material sheet, a graphene nano material sheet forming an outer layer having a circular cross-sectional area, and the graphene nano material sheet is uniformly distributed in the outer layer along the circumferential direction thereof.
  • the graphene nano material sheet has a circular arc structure, and the arc angle a has the same value range as the structure type.

Landscapes

  • Non-Insulated Conductors (AREA)
  • Conductive Materials (AREA)
  • Carbon And Carbon Compounds (AREA)

Abstract

La présente invention concerne un fil conducteur à base d'un nanomatériau de graphène, lequel appartient au champ technique des fils conducteurs utilisés pour une ligne de transmission de puissance aérienne, afin de résoudre les problèmes liés au fait que l'amélioration de la conductivité électrique des matériaux de métal traditionnels, par exemple l'aluminium et le cuivre, est limitée et que la capacité de transmission d'une ligne de transmission de puissance aérienne est limitée. Le fil conducteur comprend deux structures : forme I : le fil conducteur comprend une couche intérieure et une couche extérieure, la couche intérieure est formée en torsadant les monofilaments d'acier ou de fibre de carbone et les monofilaments de nanotubes ou les monofilaments composites de nanomatériau de graphène, et la couche extérieure est formée en torsadant des feuilles de nanomatériau de graphène de type arc circulaire ; forme II : le fil conducteur est formé en torsadant les monofilaments de nanotubes ou les monofilaments composites de nanomatériaux de graphène de type fil circulaire ; les monofilaments sont attachés fermement entre eux pour former une structure tubulaire régulière ; une section transversale circulaire du monofilament composite étant un matériau composite de fibre de carbone ; et l'intérieur de la section transversale circulaire étant du nanomatériau de graphène. Le fil conducteur de la présente invention peut réduire efficacement la perte de ligne, améliorer la transmission de puissance de la ligne de transmission de puissance aérienne ; et la capacité de transport de courant autorisée du fil conducteur au graphène est 10 fois celle d'un fil conducteur ordinaire dans les mêmes conditions externes.
PCT/CN2012/086365 2012-09-28 2012-12-11 Fil conducteur à base de nanomatériau de graphène WO2014048038A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201210367402.6 2012-09-28
CN201210367402.6A CN103700440B (zh) 2012-09-28 2012-09-28 一种基于石墨烯纳米材料的导线

Publications (1)

Publication Number Publication Date
WO2014048038A1 true WO2014048038A1 (fr) 2014-04-03

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/CN2012/086365 WO2014048038A1 (fr) 2012-09-28 2012-12-11 Fil conducteur à base de nanomatériau de graphène
PCT/CN2013/083883 WO2014048276A1 (fr) 2012-09-28 2013-09-22 Fil conducteur à base d'un nanomatériau au graphène

Family Applications After (1)

Application Number Title Priority Date Filing Date
PCT/CN2013/083883 WO2014048276A1 (fr) 2012-09-28 2013-09-22 Fil conducteur à base d'un nanomatériau au graphène

Country Status (2)

Country Link
CN (1) CN103700440B (fr)
WO (2) WO2014048038A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105174204B (zh) * 2014-06-17 2017-05-17 清华大学 碳纳米管复合线的制备方法
CN106297992B (zh) * 2016-10-26 2017-07-07 覃元子 一种石墨烯电缆线及其制备方法和接线方法
CN106448842A (zh) * 2016-11-10 2017-02-22 过冬 一种无芯材绝缘架空电缆
CN106782839A (zh) * 2016-11-10 2017-05-31 过冬 一种绝缘架空电缆
CN106782838A (zh) * 2016-11-10 2017-05-31 过冬 一种架空输电线
CN107964671A (zh) * 2017-12-01 2018-04-27 常德金德新材料科技股份有限公司 一种改进工作电极的电铸槽
CN110745815B (zh) * 2018-07-24 2022-08-16 南开大学 制备石墨烯-金属复合线材的方法
CN111218814A (zh) * 2018-11-26 2020-06-02 南开大学 石墨烯-金属线材复合纤维及其制备方法

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US20110024158A1 (en) * 2009-01-05 2011-02-03 Tsotsis Thomas K Carbon-nanotube/graphene-platelet-enhanced, high-conductivity wire
CN202307250U (zh) * 2011-11-04 2012-07-04 江苏中超电缆股份有限公司 含石墨烯的橡胶绝缘电缆
CN102683578A (zh) * 2011-06-07 2012-09-19 沈震新 氧化锌压电线的制造方法

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Publication number Priority date Publication date Assignee Title
WO2007015710A2 (fr) * 2004-11-09 2007-02-08 Board Of Regents, The University Of Texas System Fabrication et applications de rubans, feuilles et fils retors ou non de nanofibres
JP2007119532A (ja) * 2005-10-25 2007-05-17 Bussan Nanotech Research Institute Inc 導電性コーティング材料
CN101428783B (zh) * 2007-11-09 2013-08-21 宁波杉杉新材料科技有限公司 一种碳纳米管/颗粒状碳复合物的制备方法
CN101499328B (zh) * 2008-02-01 2013-06-05 清华大学 绞线
CN101964229B (zh) * 2009-07-21 2012-05-30 清华大学 碳纳米管绞线及其制备方法
CN102592720A (zh) * 2012-03-14 2012-07-18 于庆文 非金属电缆、制作方法及用途
CN102610294B (zh) * 2012-03-20 2013-07-17 无锡华能电缆有限公司 节能高强度铝合金线的制造方法
CN202905266U (zh) * 2012-09-28 2013-04-24 中国电力科学研究院 一种基于石墨烯纳米材料的导线

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110024158A1 (en) * 2009-01-05 2011-02-03 Tsotsis Thomas K Carbon-nanotube/graphene-platelet-enhanced, high-conductivity wire
CN102683578A (zh) * 2011-06-07 2012-09-19 沈震新 氧化锌压电线的制造方法
CN202307250U (zh) * 2011-11-04 2012-07-04 江苏中超电缆股份有限公司 含石墨烯的橡胶绝缘电缆

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Publication number Publication date
CN103700440B (zh) 2016-09-21
CN103700440A (zh) 2014-04-02
WO2014048276A1 (fr) 2014-04-03

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