US Patent 11248516 Cooling circuit and method on a vehicle

A cooling circuit comprising a liquid circulation path and arranged on the path:in series, an engine and a radiator, mounted on a first branch in parallel between the inlet and outlet of the radiator, a store-exchanger containing at least one volume:enclosing elements for storing and releasing thermal energy, involving a phase change material PCM, placed in a heat exchange relationship with said liquid,and around which are arranged at least one first layer containing a PCM and one second layer containing a porous thermally insulating material,and valves so positioned as to direct the circulation of the liquid arriving from the engine toward the radiator and/or the store-exchanger.