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ELECTRICITY STORAGE DEVICE

  • US 20160240902A1
  • Filed: 10/03/2013
  • Published: 08/18/2016
  • Est. Priority Date: 10/03/2013
  • Status: Abandoned Application
First Claim
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1. A power storage device comprising:

  • a power storage module having a storage module case and a plurality of power storage elements arranged, in the storage module case, in a plurality of stages each including a plurality of the power storage elements, the storage module case having a refrigerant introducing port formed at one of a pair of side portions arranged in a longitudinal direction of the power storage elements and a refrigerant lead-out port at the other one of the pair of side portions;

    a storage case housing the power storage module and having an inlet communicating with the refrigerant introducing port and an outlet communicating with the refrigerant lead-out port; and

    a refrigerant control mechanism disposed at an outside of at least one of the pair of side portions of the storage module case in which the refrigerant introducing port is formed and the other one of the pair of side portions in which the refrigerant lead-out port is formed, wherein the refrigerant control mechanism satisfies one of the following conditions (i) and (ii);

    (i) when being disposed outside the refrigerant introducing port, the refrigerant control mechanism has circulation openings whose number is larger than the number of the refrigerant introducing ports, and an area of each circulation openings is smaller than the area of the refrigerant introducing port;

    (ii) when being disposed outside the refrigerant lead-out port, the refrigerant control mechanism has circulation openings whose number is larger than the number of the refrigerant lead-out ports, and an area of each circulation openings is smaller than the area of the refrigerant lead-out port.

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