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245 1 0 _aFluid dynamics performance of different bipolar plates Part I. Velocity and pressure fields
490 0 _vJournal of Power Sources, 175(2), p.841-850, 2008
520 3 _aThe flow distribution obtained with three different bipolar plate geometries has been studied, analyzing their fluid dynamic performance. Three plate topologies have been selected in some way representative of different design models commonly used. The configurations tested are a set of parallel diagonal channels, a branching cascade type, and a serpentine distribution of parallel channel blocks. The flow distribution across the plates has been first simulated numerically. To visualize the flow pattern at the plate channels plane, a laser-induced fluorescence (LIF)trace tracking technique has been applied. From experimental and numerical simulations it is concluded that the diagonal topology distributes the flow in a non-uniform way. On the other hand, an inadequately large pressure drop is established along the serpentine-parallel plate. In the cascade case, both velocity and pressure fields are very uniform, and it can be expected to produce a very homogeneous distribution of reactants over the catalyst layer.
650 1 4 _aPEM FUEL CELLS
650 1 4 _aBIPOLAR PLATE
650 1 4 _aFLUID MECHANICS
650 1 4 _aFLOW-FIELD
650 1 4 _aVISUALIZATION
650 1 4 _aMODELING
700 1 2 _aBarreras, F.
700 1 2 _aLozano, A.
700 1 2 _aValiño, L.
700 1 2 _aMustata, R.
700 1 2 _aMarín, C.
856 4 0 _uhttps://drive.google.com/file/d/17His0S3MjaNz7iGgz4HA1QYckkO_dqO3/view?usp=drivesdk
_zPara ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
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