FI68325C - Foerfarande och anordning foer framstaellning av en i laengsriktningen vattentaet kabel - Google Patents
Foerfarande och anordning foer framstaellning av en i laengsriktningen vattentaet kabel Download PDFInfo
- Publication number
- FI68325C FI68325C FI763677A FI763677A FI68325C FI 68325 C FI68325 C FI 68325C FI 763677 A FI763677 A FI 763677A FI 763677 A FI763677 A FI 763677A FI 68325 C FI68325 C FI 68325C
- Authority
- FI
- Finland
- Prior art keywords
- capacitance
- cable
- filling
- conductors
- pair
- Prior art date
Links
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/58—Testing of lines, cables or conductors
- G01R31/59—Testing of lines, cables or conductors while the cable continuously passes the testing apparatus, e.g. during manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/30—Drying; Impregnating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/32—Filling or coating with impervious material
- H01B13/322—Filling or coating with impervious material the material being a liquid, jelly-like or viscous substance
- H01B13/323—Filling or coating with impervious material the material being a liquid, jelly-like or viscous substance using a filling or coating head
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Manufacturing Of Electric Cables (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US64285275A | 1975-12-22 | 1975-12-22 | |
US64285275 | 1975-12-22 | ||
US05/737,752 US4117398A (en) | 1975-12-22 | 1976-11-02 | Method and apparatus for measuring the filling effectiveness of a cable during filling |
US73775276 | 1976-11-02 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI763677A FI763677A (cs) | 1977-06-23 |
FI68325B FI68325B (fi) | 1985-04-30 |
FI68325C true FI68325C (fi) | 1985-08-12 |
Family
ID=27094133
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI763677A FI68325C (fi) | 1975-12-22 | 1976-12-21 | Foerfarande och anordning foer framstaellning av en i laengsriktningen vattentaet kabel |
Country Status (12)
Country | Link |
---|---|
JP (1) | JPS5913808B2 (cs) |
CA (1) | CA1064109A (cs) |
CH (1) | CH607247A5 (cs) |
DE (1) | DE2657884C2 (cs) |
DK (1) | DK151660C (cs) |
ES (1) | ES454478A1 (cs) |
FI (1) | FI68325C (cs) |
FR (1) | FR2336687A1 (cs) |
GB (1) | GB1529010A (cs) |
IT (1) | IT1072250B (cs) |
NL (1) | NL167793C (cs) |
SE (1) | SE431375B (cs) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3832215A (en) * | 1971-06-21 | 1974-08-27 | Western Electric Co | Methods of manufacturing waterproof cable |
US3767454A (en) * | 1971-06-21 | 1973-10-23 | Western Electric Co | Methods of manufacturing waterproof cable |
US3854444A (en) * | 1971-06-21 | 1974-12-17 | Western Electric Co | Apparatus for manufacturing waterproof cable |
US3789099A (en) * | 1971-11-09 | 1974-01-29 | Western Electric Co | Methods of manufacturing waterproof cable |
US3876487A (en) * | 1971-11-09 | 1975-04-08 | Western Electric Co | Apparatus for manufacturing waterproof cable |
-
1976
- 1976-11-26 CA CA266,703A patent/CA1064109A/en not_active Expired
- 1976-12-08 SE SE7613801A patent/SE431375B/xx not_active IP Right Cessation
- 1976-12-20 IT IT70043/76A patent/IT1072250B/it active
- 1976-12-21 NL NL7614203A patent/NL167793C/xx not_active IP Right Cessation
- 1976-12-21 FI FI763677A patent/FI68325C/fi not_active IP Right Cessation
- 1976-12-21 DK DK575676A patent/DK151660C/da not_active IP Right Cessation
- 1976-12-21 FR FR7638495A patent/FR2336687A1/fr active Granted
- 1976-12-21 DE DE2657884A patent/DE2657884C2/de not_active Expired
- 1976-12-22 JP JP51153505A patent/JPS5913808B2/ja not_active Expired
- 1976-12-22 CH CH1619776A patent/CH607247A5/xx not_active IP Right Cessation
- 1976-12-22 GB GB53453/76A patent/GB1529010A/en not_active Expired
- 1976-12-22 ES ES454478A patent/ES454478A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2336687A1 (fr) | 1977-07-22 |
DK151660C (da) | 1988-06-06 |
DE2657884A1 (de) | 1977-06-30 |
FI763677A (cs) | 1977-06-23 |
NL7614203A (nl) | 1977-06-24 |
SE7613801L (sv) | 1977-06-23 |
DK575676A (da) | 1977-06-23 |
ES454478A1 (es) | 1978-03-01 |
DK151660B (da) | 1987-12-21 |
CH607247A5 (cs) | 1978-11-30 |
FI68325B (fi) | 1985-04-30 |
JPS5913808B2 (ja) | 1984-04-02 |
SE431375B (sv) | 1984-01-30 |
CA1064109A (en) | 1979-10-09 |
FR2336687B1 (cs) | 1981-05-29 |
NL167793B (nl) | 1981-08-17 |
JPS5284481A (en) | 1977-07-14 |
IT1072250B (it) | 1985-04-10 |
GB1529010A (en) | 1978-10-18 |
NL167793C (nl) | 1982-01-18 |
DE2657884C2 (de) | 1981-10-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4117398A (en) | Method and apparatus for measuring the filling effectiveness of a cable during filling | |
CA2081221C (en) | Method of detecting insulation faults and spark tester for implementing the method | |
US3288895A (en) | Control of capacitance of individual wires of multiwire structure | |
FI68325C (fi) | Foerfarande och anordning foer framstaellning av en i laengsriktningen vattentaet kabel | |
EP0000954B1 (en) | Methods of and apparatus for controlling capacitance unbalance-to-ground in cables | |
US6873159B2 (en) | Device and method for monitoring a capacitor bushing | |
WO1983002162A1 (en) | Insulation analyzer apparatus and method of use | |
KR100632018B1 (ko) | 잠수함의 전기 배터리를 모니터링하기 위한 장치 및 방법 | |
FI81682C (fi) | Kabelbrottdetektor. | |
Steenis et al. | Partial discharge diagnostics of long and branched medium-voltage cables | |
KR800001083B1 (ko) | 충전(充塡)중에 케이블의 충전효과를 측정하는 방법 | |
FI56799C (fi) | Foerfarande och anordning foer detektering av hjulplattor pao raelsgaoende fordon | |
EP0647951B1 (en) | Electrical cables | |
JPS61150305A (ja) | 油入電器の寿命診断装置 | |
CN1135607A (zh) | 耐电压测试装置 | |
Patsch et al. | Improvement of the return voltage method for water tree detection in XLPE cables | |
Eager et al. | Corona detection experience in commercial production of power cables with extruded insulation | |
RU2117596C1 (ru) | Способ контроля состояния рельсовой линии и рельсовая цепь повышенной длины | |
NL9500217A (nl) | Capacitieve meetinrichting. | |
US4571544A (en) | Microwave examination of semiconductive shields | |
KR820000376B1 (ko) | 케이블내의 언밸런스 접지용량을 제어하는 방법 | |
US20230160943A1 (en) | System for a cable section, transmission system for transmitting electric energy, and method for operating the system | |
SU920580A1 (ru) | Устройство контрол качества изол ции секций конденсаторов | |
JP3629424B2 (ja) | Cvケーブルの絶縁診断方法 | |
SU1377767A1 (ru) | Способ контрол плотности сердцевины шнуровых изделий при формовании |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MA | Patent expired | ||
MA | Patent expired |
Owner name: WESTERN ELECTRIC COMPANY, INCORPORATED |