CN203631142U - Aluminum alloy core aluminum stranded conductor applied to 1000KV AC extra-high voltage - Google Patents

Aluminum alloy core aluminum stranded conductor applied to 1000KV AC extra-high voltage Download PDF

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Publication number
CN203631142U
CN203631142U CN201320766684.7U CN201320766684U CN203631142U CN 203631142 U CN203631142 U CN 203631142U CN 201320766684 U CN201320766684 U CN 201320766684U CN 203631142 U CN203631142 U CN 203631142U
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China
Prior art keywords
aluminum
conductor
core
aluminium alloy
stranded wire
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Expired - Lifetime
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CN201320766684.7U
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Chinese (zh)
Inventor
李毅
周康
贾江波
夏波
赵全江
李翔
李健
马凌
黄欲成
陈媛
刘利林
张瑚
柏晓路
张冯硕
周魁
何建
杜巍
赵伟
黄伟中
吴建生
沈潜
朱永平
李平
张小力
魏德军
梁明
曾智
王睿
戴雨剑
孟宇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
North China Power Engineering Co Ltd of China Power Engineering Consulting Group
Northwest Electric Power Design Institute of China Power Engineering Consulting Group
Southwest Electric Power Design Institute Co Ltd of China Power Engineering Consulting Group
China Power Engineering Consulting Group East China Electric Power Design Institute Co Ltd
China Power Engineering Consultant Group Central Southern China Electric Power Design Institute Corp
Northeast Electric Power Design Institute of China Power Engineering Consulting Group
China Power Engineering Consulting Group Corp
Electric Power Planning and Engineering Institute Co Ltd
Original Assignee
State Grid Corp of China SGCC
Northwest Electric Power Design Institute of China Power Engineering Consulting Group
Southwest Electric Power Design Institute Co Ltd of China Power Engineering Consulting Group
China Power Engineering Consulting Group East China Electric Power Design Institute Co Ltd
China Power Engineering Consultant Group Central Southern China Electric Power Design Institute Corp
Northeast Electric Power Design Institute of China Power Engineering Consulting Group
North China Electric Power Design Institute of China Power Engineering Consulting Group Corp
China Power Engineering Consulting Group Corp
Electric Power Planning and Engineering Institute Co Ltd
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Abstract

The utility model provides an aluminum alloy core aluminum stranded conductor applied to 1000KV AC extra-high voltage. The aluminum alloy core aluminum stranded conductor applied to the 1000KV AC extra-high voltage comprises a reinforcement core composed of three layers of aluminum alloy conductors, two layers of aluminum conductors are wound on the outside of the reinforcement core, and the diameter of aluminum alloy core aluminum stranded conductor composed of the reinforcement core and the aluminum conductors is 33.6 mm. The stranded direction of the aluminum conductor at the outermost side of the aluminum alloy core aluminum stranded conductor is right, and the stranded direction of the adjacent layer of aluminum conductor is inverse. According to the utility model, the reinforcement core is an aluminum alloy core, is based on the three-layer structure, and has the advantages of good sag characteristic and tensile strength, so that the aluminum alloy core aluminum stranded conductor applied to the 1000KV AC extra-high voltage provided by the utility model enables the transmission capacity of an extra-high voltage power transmission line to be improved and the resistor loss to be reduced.

Description

Be applied to the aluminum stranded wire of aluminum alloy core of 1000kV AC extra high voltage
Technical field
The utility model relates to cable, relates in particular to a kind of aluminum stranded wire of aluminum alloy core of the 1000KV of being applied to AC extra high voltage.
Background technology
In 1000KV UHV transmission technology, How to choose transfer wire is an important topic, and the suitable transfer wire not only transmission capacity on alternating current circuit, transmission performance, electromagnetic environment requirements has impact but also technical-economic index is had a great impact.
Prior art, at the most of steel reinforced aluminium conductor that adopts of wire of extra-high voltage AC circuit, but along with the progress in epoch, the transmission requirement of the alternating current circuit to ultra high voltage is more and more higher, steel reinforced aluminium conductor can not meet the transmission demand in ultra high voltage, therefore need now a kind of novel wire, can improve transmission capacity, the minimizing resistance loss of UHV transmission line.
Utility model content
The utility model provides a kind of aluminum stranded wire of aluminum alloy core of the 1000kV of being applied to AC extra high voltage, adopts the new aluminium stranded conductor of aluminium alloy can improve transmission capacity, the minimizing resistance loss of UHV transmission line.
To achieve these goals, the utility model provides following technological means:
An aluminum stranded wire of aluminum alloy core that is applied to 1000kV AC extra high voltage, comprising:
The strengthening core being formed by three layers of aluminium alloy conductor, be wound with two-layer aluminum conductor in described strengthening core outer felt, the diameter of the aluminum stranded wire of aluminum alloy core being made up of described strengthening core and aluminum conductor is 33.6mm, the strand of the outermost aluminum conductor of described aluminum stranded wire of aluminum alloy core is to being dextrad, and the strand of adjacent layer aluminium stranded conductor is on the contrary.
Preferably, described strengthening core is respectively aluminium alloy internal layer, aluminium alloy middle level, aluminium alloy skin.
Preferably, described aluminium alloy internal layer is 1 aluminium alloy conductor, and described aluminium alloy middle level is 6 aluminium alloy conductors, and described aluminium alloy skin is 12 aluminium alloy conductors.
Preferably, described aluminum conductor layer is respectively aluminum conductor internal layer, aluminum conductor skin.
Preferably, described aluminum conductor internal layer is 18 aluminum conductors, and described aluminum conductor skin is 24 aluminum conductors.
Preferably, the diameter of described aluminium alloy conductor and described aluminum conductor is identical.
Preferably, the diameter of described aluminium alloy conductor and described aluminum conductor is 3.75mm.
Preferably, the sectional area of the strengthening core of described aluminum stranded wire of aluminum alloy core is 209.85mm 2, the sectional area of aluminum conductor is 463.88mm 2.
The utility model provides a kind of aluminum stranded wire of aluminum alloy core of the 1000kV of being applied to AC extra high voltage, because the strengthening core in the utility model is aluminium alloy core, strengthening core adopts three-decker to form, the strengthening core of aluminium alloy has advantages of that sag characteristic is good, tensile strength is good, has transmission capacity, minimizing resistance loss that reduction newly can improve UHV transmission line.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the disclosed aluminum stranded wire of aluminum alloy core that is applied to 1000kV AC extra high voltage of the utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Shown in Figure 1, the structural representation of the aluminum stranded wire of aluminum alloy core of a kind of 1000kV of the being applied to AC extra high voltage providing for the utility model, wherein label 1 is that strengthening core, label 2 are that aluminum conductor layer, label 3 are that aluminium alloy conductor, label 4 are aluminum conductor, comprising:
The strengthening core 1 that the aluminum stranded wire of aluminum alloy core that the utility model provides is made up of three layers of aluminium alloy conductor, be wound with two-layer aluminum conductor 2 in described strengthening core outer felt, the diameter of the aluminum stranded wire of aluminum alloy core that described strengthening core 1 and aluminum conductor 2 form is 33.6mm, the strand of the outermost aluminum conductor of described aluminum stranded wire of aluminum alloy core is to being dextrad, and the strand of adjacent layer aluminium stranded conductor is on the contrary.
For ultra high voltage 1000kV common-tower double-return road work transmission line, wire selects to be mainly subject to the control of electromagnetic environment, through fully demonstration and research, insulator adopts " I " string to arrange, must adopt 8 division steel reinforced aluminium conductor 8 × LGJ-630/45 meeting conventional wires under electromagnetic environment requirements.The diameter of steel reinforced aluminium conductor LGJ-630/45 is 33.6mm, for the aluminum stranded wire of aluminum alloy core that the utility model is provided consistent with the electromagnetic environment level of aluminium steel conductor, and meet relevant Regulations requirement, therefore need the diameter of aluminum stranded wire of aluminum alloy core and the diameter of aluminium steel conductor consistent.
The utility model provides a kind of aluminum stranded wire of aluminum alloy core of the 1000kV of being applied to AC extra high voltage, can improve transmission capacity, the minimizing resistance loss of UHV transmission line.There is the advantages such as sag characteristic is good, corrosion-resistant, energy loss is few, transmission capacity is large, tower load is little, strain hardware fitting string requirement of strength is low compared with traditional steel reinforced aluminium conductor wire.
As shown in Figure 1, described strengthening core is respectively aluminium alloy internal layer, aluminium alloy middle level, aluminium alloy skin, and described aluminium alloy internal layer is 1 aluminium alloy conductor, and described aluminium alloy middle level is 6 aluminium alloy conductors, and described aluminium alloy skin is 12 aluminium alloy conductors.Described aluminum conductor layer is respectively aluminum conductor internal layer, aluminum conductor skin, described aluminum conductor internal layer is 18 aluminum conductors, described aluminum conductor skin is 24 aluminum conductors, the diameter of described aluminium alloy conductor and described aluminum conductor is identical, the diameter of described aluminium alloy conductor and described aluminum conductor is 3.75mm, and the sectional area of the strengthening core of described aluminum stranded wire of aluminum alloy core is 209.85mm 2, the sectional area of aluminum conductor is 463.88mm 2.
As shown in table 1 below, the technical parameter for the aluminum conductor that provides in the utility model:
Table 1:
Figure BDA0000420188830000041
As shown in table 2, be the technical parameter of aluminium alloy single line
Figure BDA0000420188830000042
Under the support of the aluminum conductor of table 1 and the aluminium alloy conductor of table 2, the technical parameter of the aluminium alloy core aluminum conductor of the utility model design is:
Table 3
Figure BDA0000420188830000051
Obtained by above table 3 the model of aluminium alloy conductor be JL/LHA1-465/210, if adopt JL/LHA1-465/210 aluminum stranded wire of aluminum alloy core in 1000kV ultra high voltage dual loop transmission line engineering, can use 3 × 420kN or 4 × 300kN strain insulator, conventional wires scheme all needs 3 × 550kN, can significantly save insulator expense and construction investment.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple modification of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (8)

1. an aluminum stranded wire of aluminum alloy core that is applied to 1000kV AC extra high voltage, is characterized in that, comprising:
The strengthening core being formed by three layers of aluminium alloy conductor, be wound with two-layer aluminum conductor in described strengthening core outer felt, the diameter of the aluminum stranded wire of aluminum alloy core being made up of described strengthening core and aluminum conductor is 33.6mm, the strand of the outermost aluminum conductor of described aluminum stranded wire of aluminum alloy core is to being dextrad, and the strand of adjacent layer aluminium stranded conductor is on the contrary.
2. aluminum stranded wire of aluminum alloy core as claimed in claim 1, is characterized in that, described strengthening core is respectively aluminium alloy internal layer, aluminium alloy middle level, aluminium alloy skin.
3. aluminum stranded wire of aluminum alloy core as claimed in claim 2, is characterized in that, described aluminium alloy internal layer is 1 aluminium alloy conductor, and described aluminium alloy middle level is 6 aluminium alloy conductors, and described aluminium alloy skin is 12 aluminium alloy conductors.
4. aluminum stranded wire of aluminum alloy core as claimed in claim 1, is characterized in that, described aluminum conductor layer is respectively aluminum conductor internal layer, aluminum conductor skin.
5. aluminum stranded wire of aluminum alloy core as claimed in claim 4, is characterized in that, described aluminum conductor internal layer is 18 aluminum conductors, and described aluminum conductor skin is 24 aluminum conductors.
6. aluminum stranded wire of aluminum alloy core as claimed in claim 1 or 2, is characterized in that, the diameter of described aluminium alloy conductor and described aluminum conductor is identical.
7. aluminum stranded wire of aluminum alloy core as claimed in claim 6, is characterized in that, the diameter of described aluminium alloy conductor and described aluminum conductor is 3.75mm.
8. aluminum stranded wire of aluminum alloy core as claimed in claim 7, is characterized in that, the sectional area of the strengthening core of described aluminum stranded wire of aluminum alloy core is 209.85mm 2, the sectional area of aluminum conductor is 463.88mm 2.
CN201320766684.7U 2013-11-22 2013-11-22 Aluminum alloy core aluminum stranded conductor applied to 1000KV AC extra-high voltage Expired - Lifetime CN203631142U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107731350A (en) * 2017-11-13 2018-02-23 国网山东省电力公司德州供电公司 A kind of transformer station low-tension high-conductivity aluminum alloy core pattern aluminum stranded conductor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107731350A (en) * 2017-11-13 2018-02-23 国网山东省电力公司德州供电公司 A kind of transformer station low-tension high-conductivity aluminum alloy core pattern aluminum stranded conductor

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Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing

Patentee after: State Grid Corporation of China

Patentee after: CHINA POWER ENGINEERING CONSULTING (Group) Corp.

Patentee after: ELECTRIC POWER PLANNING & ENGINEERING INSTITUTE

Patentee after: CENTRAL SOUTHERN CHINA ELECTRIC POWER DESIGN INSTITUTE OF CHINA POWER ENGINEERING CONSULTING Group Corp.

Patentee after: NORTHEAST ELECTRIC POWER DESIGN INSTITUTE CO., LTD. OF CHINA POWER ENGINEERING CONSULTING Group

Patentee after: EAST CHINA ELECTRIC POWER DESIGN INSTITUTE CO., LTD. OF CHINA POWER ENGINEERING CONSULTING Group

Patentee after: NORTHWEST ELECTRIC POWER DESIGN INSTITUTE CO., LTD. OF CHINA POWER ENGINEERING CONSULTING Group

Patentee after: Southwest Electric Power Design Institute CO., Ltd. of China Power Engineering Consulting Group

Patentee after: NORTH CHINA POWER ENGINEERING CO., LTD. OF CHINA POWER ENGINEERING CONSULTING Group

Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing

Patentee before: State Grid Corporation of China

Patentee before: CHINA POWER ENGINEERING CONSULTING Group Corp.

Patentee before: ELECTRIC POWER PLANNING & ENGINEERING INSTITUTE

Patentee before: CENTRAL SOUTHERN CHINA ELECTRIC POWER DESIGN INSTITUTE, CHINA POWER ENGINEERING CONSULTING Group Corp.

Patentee before: NORTHEAST ELECTRIC POWER DESIGN INSTITUTE OF CHINA POWER ENGINEERING CONSULTING Group

Patentee before: CHINA POWER ENGINEERING CONSULTING Group CORPORATION EAST CHINA ELECTRIC POWER DESIGN INSTITUTE

Patentee before: NORTHWEST ELECTRIC POWER DESIGN INST. OF CHINA POWER ENGINEERING CONSULTING Group

Patentee before: SOUTHWEST ELECTRIC POWER DESIGN INSTITUTE OF CHINA POWER ENGINEERING CONSULTING Group Corp.

Patentee before: NORTH CHINA POWER ENGINEERING CO., LTD. OF CHINA POWER ENGINEERING CONSULTING Group

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Granted publication date: 20140604

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