Patent ID: 7547485

Claim:
A power generation unit, comprising: a power generation cell which is composed of a joint component of a pair of electrodes and an electrolyte component held between the electrodes, a flow path forming component having a flow path allowing a fluid supplied to the joint component to flow therethrough, a fastening unit comprising a frame and a base, wherein the power generation cell is held between said base and frame, and a pressure plate attached to the frame to press the power generation cell; a fluid conveyance apparatus having an opening commonly functioning as an intake port and a discharge port of the fluid, and discharging the fluid into the flow path, wherein said fluid conveyance apparatus has a housing having at least one of said opening, and a diaphragm which divides inside of said housing into a first space and a second space, and wherein said first space and said second space both directly communicate with an external portion of said housing via said opening, and wherein said diaphragm also oscillates, a mixed vortex is formed with fluid inside of said housing discharged from said opening and fluid around said opening by oscillation of said diaphragm, and said mixed vortex is discharged to front of said opening.