DE69814921D1 - Elektrisches kabel mit eine halbleitende wasserblockierende expandierte schicht - Google Patents

Elektrisches kabel mit eine halbleitende wasserblockierende expandierte schicht

Info

Publication number
DE69814921D1
DE69814921D1 DE69814921T DE69814921T DE69814921D1 DE 69814921 D1 DE69814921 D1 DE 69814921D1 DE 69814921 T DE69814921 T DE 69814921T DE 69814921 T DE69814921 T DE 69814921T DE 69814921 D1 DE69814921 D1 DE 69814921D1
Authority
DE
Germany
Prior art keywords
metal shield
cable
expanded layer
water
semi
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.)
Expired - Lifetime
Application number
DE69814921T
Other languages
English (en)
Other versions
DE69814921T2 (de
Inventor
Sergio Belli
Alberto Bareggi
Luigi Caimi
Luca Balconi
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.)
Prysmian Cavi e Sistemi Energia SRL
Original Assignee
Pirelli SpA
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
Priority claimed from IT97MI002839 external-priority patent/IT1297001B1/it
Application filed by Pirelli SpA filed Critical Pirelli SpA
Application granted granted Critical
Publication of DE69814921D1 publication Critical patent/DE69814921D1/de
Publication of DE69814921T2 publication Critical patent/DE69814921T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B9/00—Power cables
    • H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
    • H01B9/027—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients composed of semi-conducting layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
    • H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
    • H01B7/285—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable by completely or partially filling interstices in the cable
    • H01B7/288—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable by completely or partially filling interstices in the cable using hygroscopic material or material swelling in the presence of liquid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables

Landscapes

  • Insulated Conductors (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Conductive Materials (AREA)
  • Organic Insulating Materials (AREA)
  • Communication Cables (AREA)
  • Cable Accessories (AREA)
DE69814921T 1997-12-22 1998-12-17 Elektrisches kabel mit eine halbleitende wasserblockierende expandierte schicht Expired - Lifetime DE69814921T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
IT97MI002839 IT1297001B1 (it) 1997-12-22 1997-12-22 Cavo elettrico avente uno strato semiconduttivo espanso
ITMI972839 1997-12-22
US7214798P 1998-01-22 1998-01-22
US72147P 1998-01-22
PCT/EP1998/008284 WO1999033070A1 (en) 1997-12-22 1998-12-17 Electrical cable having a semiconductive water-blocking expanded layer

Publications (2)

Publication Number Publication Date
DE69814921D1 true DE69814921D1 (de) 2003-06-26
DE69814921T2 DE69814921T2 (de) 2004-03-11

Family

ID=26331553

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69814921T Expired - Lifetime DE69814921T2 (de) 1997-12-22 1998-12-17 Elektrisches kabel mit eine halbleitende wasserblockierende expandierte schicht

Country Status (13)

Country Link
US (1) US6455769B1 (de)
EP (1) EP1042763B1 (de)
JP (1) JP2001527267A (de)
CN (1) CN1142557C (de)
AT (1) ATE241204T1 (de)
CA (1) CA2315694C (de)
DE (1) DE69814921T2 (de)
DK (1) DK1042763T3 (de)
ES (1) ES2200408T3 (de)
HK (1) HK1032141A1 (de)
HU (1) HU223024B1 (de)
PT (1) PT1042763E (de)
WO (1) WO1999033070A1 (de)

Families Citing this family (205)

* Cited by examiner, † Cited by third party
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CN102982878A (zh) * 2012-11-26 2013-03-20 晶锋集团股份有限公司 一种半导电防水电缆
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WO1999033070A1 (en) 1999-07-01
HUP0100055A3 (en) 2001-07-30
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EP1042763B1 (de) 2003-05-21
CN1306668A (zh) 2001-08-01
JP2001527267A (ja) 2001-12-25
HUP0100055A2 (hu) 2001-05-28
DE69814921T2 (de) 2004-03-11
CA2315694A1 (en) 1999-07-01
ATE241204T1 (de) 2003-06-15
EP1042763A1 (de) 2000-10-11
US6455769B1 (en) 2002-09-24
CA2315694C (en) 2006-10-03
PT1042763E (pt) 2003-09-30
HU223024B1 (hu) 2004-03-01
CN1142557C (zh) 2004-03-17
ES2200408T3 (es) 2004-03-01

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