Electrical heating system for a section of fluid transport pipe, section and pipe equipped with such an electrical heating system
US9018569B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 27, 2012 |
| Grant date | Apr 28, 2015 |
| Priority date | — |
| Expiry date | Sep 7, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/6606
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention relates to an electrical heating system for at least one section of a fluid transport pipe, the pipe comprising a casing in which the fluid to be transported flows, the heating system comprising electric wires arranged around the casing and intended to be powered, via connection elements, by an electrical power supply comprising several phases, system in which the electric wires are arranged in at least one set of several groups each comprising several electric wires, each of the groups in said set being intended to be supplied by a distinct phase, the electrical heating system comprising connecting units to perform an electrical connection and linking together the electric wires of each of said groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.