Patent ID: 8685587
Filing Date: 2014-04-01
Classification: H01M,Y02E

Abstract:
1. A gas-liquid separator of a fuel cell system, the gas liquid separator comprising: a housing; an inlet of the housing connected to a hydrogen discharge portion of a cell stack of the fuel cell system; an outlet of the housing connected to a hydrogen introduction portion of the cell stack; a product water separating member provided within the housing and located between the inlet and the outlet, the product water separating member extending in a width direction of the housing so as to divide the housing into an upper portion and a lower portion, wherein the outlet is provided in the upper portion of the housing and the inlet is provided in the lower portion of the housing; a discharge port of the housing located below the product water separating member, the discharge port being used to discharge product water; a discharge valve for opening and closing the discharge port; a water retaining portion provided within the housing and located at a position lower than the discharge valve, the water retaining portion being continuous to the discharge port; and a discharge portion for discharging product water retained in the water retaining portion; wherein the discharge portion includes a gas passage; an upward inclination surface formed in a portion of the bottom of the water retaining portion, the upward inclination surface is inclined upward from a position closer to the inlet toward the discharge port; and a downward inclination surface formed in a portion of the bottom of the water retaining portion, the downward inclination surface is inclined downward from a position closer to the inlet toward the upward inclination surface.