JPH0429117U - - Google Patents
Info
- Publication number
- JPH0429117U JPH0429117U JP7097690U JP7097690U JPH0429117U JP H0429117 U JPH0429117 U JP H0429117U JP 7097690 U JP7097690 U JP 7097690U JP 7097690 U JP7097690 U JP 7097690U JP H0429117 U JPH0429117 U JP H0429117U
- Authority
- JP
- Japan
- Prior art keywords
- layer
- power cable
- insulating layer
- segment conductor
- conductive
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 239000004020 conductor Substances 0.000 claims description 6
- 230000008602 contraction Effects 0.000 description 2
- 241000270295 Serpentes Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Description
第１図及び第２図は本考案に係る電力ケーブル
の第１、第２実施例の横断面図、第３図はセグメ
ント導体の展開図、第４図はセグメントピツチ及
び等価ポアソン比による伸縮低減効果を示す線図
、第５図はケーブル伸縮低減量と洞道内スネーク
布設寸法抑制効果を示す線図、第６図及び第７図
は従来の電力ケーブルの２種の例を示す横断面図
である。
３……セグメント導体、４……導体バインド層
、５，５１〜５３……内部半導電層、６……絶縁
層、７……外部半導電層、９……導電性押えテー
プ層、１０……金属外被、１１……防食層、１３
……ワイヤーシールド層、１４……導体熱膨張吸
収層。
Figures 1 and 2 are cross-sectional views of the first and second embodiments of the power cable according to the present invention, Figure 3 is a developed view of segment conductors, and Figure 4 is reduction in expansion and contraction due to segment pitch and equivalent Poisson's ratio. Figure 5 is a diagram showing the effect of cable expansion/contraction reduction and the effect of suppressing the snake installation size in the tunnel. Figures 6 and 7 are cross-sectional views showing two examples of conventional power cables. be. 3... Segment conductor, 4... Conductor binding layer, 5,5 1 to 5 3 ... Inner semiconductive layer, 6... Insulating layer, 7... Outer semiconductive layer, 9... Conductive presser tape layer, 10...Metal jacket, 11...Anti-corrosion layer, 13
... wire shield layer, 14 ... conductor thermal expansion absorption layer.
Claims (1)
られてなる電力ケーブルにおいて、前記セグメン
ト導体と前記絶縁層との間に導電性又は半導電性
の導体熱膨張吸収層が設けられていることを特徴
とする電力ケーブル。 In a power cable in which an insulating layer, jacket, etc. are provided on the outer periphery of a segment conductor, a conductive or semiconductive conductive thermal expansion absorbing layer is provided between the segment conductor and the insulating layer. Characteristic power cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7097690U JPH0429117U (en) | 1990-07-03 | 1990-07-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7097690U JPH0429117U (en) | 1990-07-03 | 1990-07-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0429117U true JPH0429117U (en) | 1992-03-09 |
Family
ID=31607604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7097690U Pending JPH0429117U (en) | 1990-07-03 | 1990-07-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0429117U (en) |
-
1990
- 1990-07-03 JP JP7097690U patent/JPH0429117U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0429117U (en) | ||
| JPS6019109U (en) | Rubber, plastic insulated power cable with corrugated metal sheath | |
| JPS619726U (en) | Electrical cable with built-in temperature detection wire | |
| JPH0428184Y2 (en) | ||
| JPH0433210U (en) | ||
| JPS59128114U (en) | Crosslinked polyethylene insulated power cable with water barrier layer | |
| JPS6089731U (en) | Tape-wrapped straight connection | |
| JPS6187411U (en) | ||
| JPS6118517U (en) | termite-proof cable | |
| JPS61189516U (en) | ||
| JPS5990117U (en) | Cross-linked polyethylene insulated power cable | |
| JPS6148611U (en) | ||
| JPS59159133U (en) | power cable junction box | |
| JPH03126311U (en) | ||
| JPS6141323U (en) | Cable connection with water barrier layer | |
| JPS61112524U (en) | ||
| JPS58193513U (en) | Rubber, plastic insulated power cable | |
| JPS59139912U (en) | Aluminum powered cable | |
| JPH0348809U (en) | ||
| JPS6078517U (en) | Cross-linked polyethylene power cable | |
| JPS59136109U (en) | Hard copper wire armored cable | |
| JPS6062716U (en) | undercarpet cable | |
| JPS60142425U (en) | plastic insulated power cable | |
| JPS617807U (en) | power cable | |
| JPH01162727U (en) |