Filters
Monitoring of the Cross-linking Level of Cable Sheaths Extruded into Hot Water
This paper deals with the monitoring of the cross-linking level of cable sheaths extruded into hot water which substitutes the exposure the cable to low pressure steam at the temperature up to 65 °C for several hours. The u...
JA - Elektronika a optoelektronika, elektrotechnika
- 2013 •
- O
Rok uplatnění
O - Ostatní výsledky
Comparison of temperature limits of cable sheaths measured by dynamic thermo mechanical analysis
is to compare mechanical properties of sheathing materials used for cables during a broad plastic insulation materials used for different cable sheaths made from: PolyurethaneIt is necessary to know temperature en...
JA - Elektronika a optoelektronika, elektrotechnika
- 2013 •
- D
Rok uplatnění
D - Stať ve sborníku
Diagnostic system for cable sheath material classification
This article deals with a diagnostic system used for a comparing insulation properties of two elastomeric compounds which are applied as a cable insulation. The diagnostic system focuses on individual measurements of supplied samples, descri...
JA - Elektronika a optoelektronika, elektrotechnika
- 2010 •
- O
Rok uplatnění
O - Ostatní výsledky
Influence of cross-linking on properties of PEVA used for cable sheaths
-linked cable sheath. Thermal effects were analysed both in positive and negativePolyethylene vinyl acetate (PEVA) is a material widely used among others in cable industry for halogen-free cable insulation. A manuf...
JA - Elektronika a optoelektronika, elektrotechnika
- 2011 •
- D
Rok uplatnění
D - Stať ve sborníku
Tests and measurements for verification cohesive-adhesive properties of the materiál joints between polymer and lead cables sheath – so034-23.rcz
The subject of the research were tests and measurements to verify the cohesive-adhesive properties of the joint material between polymer and lead sheathed cables. Structural analyses, electron microscopy and EDS elemental analysis w...
Electrical and electronic engineering
- 2023 •
- Vsouhrn
Rok uplatnění
Vsouhrn - Souhrnná výzkumná zpráva
Assessment of mechanical properties of cables
Paper is focused on a comparison of mechanical properties of two plastic insulation materials used for cable sheaths. The properties was analysed in the temperature range from ambient temperature to 100 °C. At first tensile strength...
JA - Elektronika a optoelektronika, elektrotechnika
- 2012 •
- O
Rok uplatnění
O - Ostatní výsledky
Internal, external and mutual protection of telecommunication cables against external electromagnetic fields.
The paper deals with evaluation of various possibilities of shielding of telecommunication cables against the external electromagnetic fields produced by near power lines. Compared is internal shielding realised by a metal cable
JA - Elektronika a optoelektronika, elektrotechnika
- 2001 •
- D
Rok uplatnění
D - Stať ve sborníku
Analysis of thermal and mechanical properties of cable insulations designed for operation under emergency conditions
insulation materials used for cable sheaths. First measurement was analysed of the cables during higher temperatures than ambient temperature. Tensile strength temperatures suitable for laying of the cables. The m...
JA - Elektronika a optoelektronika, elektrotechnika
- 2012 •
- D
Rok uplatnění
D - Stať ve sborníku
Lifetime estimation of thermoplastics compounds for cable sheathing using Arrhenius equation
The lifetime of two thermoplastics compounds for cable sheathing was studied. Both tested compounds are designed for operation in harsh environments at operating temperature of 60 oC. Lifetime was estimated applying accelerated ther...
JA - Elektronika a optoelektronika, elektrotechnika
- 2015 •
- D
Rok uplatnění
D - Stať ve sborníku
Application of the Arrhenius equation for verification of the lifetime of cable sheath based on the mechanical properties
This paper deals with the verification of polymer materials lifetime using method of accelerated thermal ageing. The experiment is based on the Arrhenius methodology and testing of mechanical properties. The experiment verifies lifetime of provided c...
JA - Elektronika a optoelektronika, elektrotechnika
- 2014 •
- O
Rok uplatnění
O - Ostatní výsledky
- 1 - 10 out of 3 015