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1. (WO2015043810) SALT MIXTURE AS A STORAGE MEDIUM FOR AN OIL-BASED SOLAR THERMAL POWER PLANT

Pub. No.:    WO/2015/043810    International Application No.:    PCT/EP2014/066889
Publication Date: Fri Apr 03 01:59:59 CEST 2015 International Filing Date: Thu Aug 07 01:59:59 CEST 2014
IPC: C09K 5/12
Applicants: SIEMENS AKTIENGESELLSCHAFT
Inventors: EGUIGUREN, Santiago
HEILMANN, Pascal
MÜLLER-ELVERS, Christian
SCHUBERT, Anne-Claire
ÜBLER, Matthias
Title: SALT MIXTURE AS A STORAGE MEDIUM FOR AN OIL-BASED SOLAR THERMAL POWER PLANT
Abstract:
The invention relates to a salt mixture as an energy storage medium of a heat exchanger of a solar power plant, for example at night or under cloudy conditions. Said claimed salt mixture replaces conventional potassium nitrate compounds and calcium nitrate compounds in salt mixture with a potassium - calcium double salt with potassium:calcium ratio of 1:5