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1. (WO2017149063) HEAT STORAGE TANK WITH OPTIMIZED OPERATION

Pub. No.:    WO/2017/149063    International Application No.:    PCT/EP2017/054873
Publication Date: Sat Sep 09 01:59:59 CEST 2017 International Filing Date: Fri Mar 03 00:59:59 CET 2017
IPC: F28D 20/00
F24J 2/34
Applicants: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
Inventors: MOLINA, Sophie
BRUCH, Arnaud
COUTURIER, Raphaël
Title: HEAT STORAGE TANK WITH OPTIMIZED OPERATION
Abstract:
Disclosed is a heat storage tank comprising a shell (2) with a longitudinal axis (X) filled with a heat-transfer liquid and solid heat-storage elements, a first longitudinal end having top means (DS) for collecting and supplying a liquid at a first temperature, and a second longitudinal end having bottom means (Dl) for collecting and supplying a liquid at a second temperature, in which said solid heat-storage elements are distributed across a plurality of beds (TH1, TH2, TH3) stacked along the longitudinal axis (X) and separated by a liquid layer (L1, L2, L3), the liquid being suitable for circulating between the first longitudinal end and the second longitudinal end. The tank also comprises fluid collection and distribution means (D2.1, D2.2, D3.1, D3.2) arranged in the liquid layers (L1, L2, L3).