作者: Kazunori Sawada
DOI:
关键词: Line (electrical engineering) 、 Mechanics 、 Piping 、 Electrical conduit 、 Structural engineering 、 Materials science 、 Tube (fluid conveyance)
摘要: A piping structure of a tube (1) for heating or heat-retaining fluid such as gas and liquid includes at least one conduit (10) through which is transported more heater line(s) (HL) inserted into each (10), in the lines are connected parallel. The capable transporting over long distance while keeping temperature heated constant even when total length long.