| 摘要 |
<p>The geothermal power plant has a closed system provided in interior of earth, in which water or steam, such as liquid or evaporable substance, is directed. The closed system is provided as pipes or tube-like system. Main borehole is divided into one or multiple small boreholes, where an operating substance, such liquid or vapor, is heated and returned to the top. The main borehole is provided without or with one or multiple inclined holes in a magma chamber by using a drilling system. The geothermal power plant is located on sea surface, on earth surface or below earth surface. An independent claim is included for a pump storage plant.</p> |
