| 摘要 |
PURPOSE: An electric water heating method is provided to reduce a heating time and saving heating costs by injecting water after inserting an electric wire into a pipe hose. CONSTITUTION: An electric water heating method is as follows. A specially treated electric wire(1) is inserted into a pipe, and water is injected. The specially treated electric wire is placed at the center using a fixing pin(2). An electric wire is installed in a hot water tank, and the temperature of the water increases. A triangular or straight fixing pin of 60~120cm is used. |
