ZA9811632B - Electrical cable having a semiconductive waterblocking expanded layer. - Google Patents

Electrical cable having a semiconductive waterblocking expanded layer.

Info

Publication number
ZA9811632B
ZA9811632B ZA9811632A ZA9811632A ZA9811632B ZA 9811632 B ZA9811632 B ZA 9811632B ZA 9811632 A ZA9811632 A ZA 9811632A ZA 9811632 A ZA9811632 A ZA 9811632A ZA 9811632 B ZA9811632 B ZA 9811632B
Authority
ZA
South Africa
Prior art keywords
waterblocking
semiconductive
electrical cable
expanded layer
expanded
Prior art date
Application number
ZA9811632A
Other languages
English (en)
Inventor
Sergio Belli
Alberto Bareggi
Luigi Caimi
Luca Balconi
Original Assignee
Pirelli Cavi E Sistemi 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
Application filed by Pirelli Cavi E Sistemi Spa filed Critical Pirelli Cavi E Sistemi Spa
Publication of ZA9811632B publication Critical patent/ZA9811632B/xx

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
ZA9811632A 1997-12-22 1998-12-18 Electrical cable having a semiconductive waterblocking expanded layer. ZA9811632B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97MI002839 IT1297001B1 (it) 1997-12-22 1997-12-22 Cavo elettrico avente uno strato semiconduttivo espanso

Publications (1)

Publication Number Publication Date
ZA9811632B true ZA9811632B (en) 1999-10-06

Family

ID=11378423

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9811632A ZA9811632B (en) 1997-12-22 1998-12-18 Electrical cable having a semiconductive waterblocking expanded layer.

Country Status (8)

Country Link
AR (1) AR017949A1 (xx)
AU (1) AU743935B2 (xx)
BR (1) BR9814391A (xx)
IT (1) IT1297001B1 (xx)
RU (1) RU2217826C2 (xx)
SK (1) SK286682B6 (xx)
TR (1) TR200001922T2 (xx)
ZA (1) ZA9811632B (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2343183B1 (en) * 2010-01-07 2015-07-22 Armacell Enterprise GmbH & Co. KG Elastomeric low temperature insulation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4145567A (en) * 1977-06-06 1979-03-20 General Cable Corporation Solid dielectric cable resistant to electrochemical trees
EP0116754A1 (en) * 1983-02-11 1984-08-29 Cable Technology Laboratories, Inc. High voltage electric power cable with thermal expansion accommodation
DE9208880U1 (de) * 1992-07-01 1992-11-19 Siemens AG, 8000 München Starkstromkabel mit längswasserdichtem Schirmbereich

Also Published As

Publication number Publication date
ITMI972839A1 (it) 1999-06-22
RU2217826C2 (ru) 2003-11-27
TR200001922T2 (tr) 2001-01-22
IT1297001B1 (it) 1999-08-03
SK286682B6 (sk) 2009-03-05
BR9814391A (pt) 2000-10-10
AR017949A1 (es) 2001-10-24
AU2274199A (en) 1999-07-12
AU743935B2 (en) 2002-02-07
SK9352000A3 (en) 2001-06-11

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