| 摘要 |
The invention relates to a heat store (1) having at least one storage element (3) comprising molded stones (4) made of ceramic layered on top of each other, substantially disposed in a wall composite (13), wherein each molded stone (4) comprises a substantially rectangular and/or triangular cross section, at least some of the molded stones (4) particularly comprise feet (17) reducing heat transfer from one molded stone (4) to another molded stone (4), said feet being provided in the corners of the molded stone (4) and formed by machining away the molded stone (4) at the lower end thereof, wherein a transverse flow chamber (14) having a circular cross-section and having lateral overflow openings (27) is simultaneously formed by machining, and the overflow openings (27) interact with overflow openings (27) of further molded stones (4) for increasing the transverse flow chamber (14) across a plurality of adjacently disposed molded stones (4). |
