Goetzberger, AdolfAdolfGoetzbergerRommel, M.M.RommelWittwer, VolkerVolkerWittwer2022-03-082022-03-081988https://publica.fraunhofer.de/handle/publica/315317Experimental results of a small storage cube with transparently insulated walls are given. In 1986 the storage was insulated with silica aerogel pellets, in 1987 with a honeycomb structure from polycarbonate. First results of simulation calculations of bigger storages are reported. (ISE)enthermal energy storagetransparent insulation material621697conference paper