FUEL LEAK DETECTION IN FUEL CELL STACKThe present disclosure generally relates to systems and methods for detecting a hydrogen leak in a fuel cell system including initiating a shutdown process of a fuel cell stack in the fuel cell system…DRIVE·Apr 11·2 min readFollowH01M8/04679HYDROGENICS CORPORATION
RAISED FEED CHANNELS TO MAINTAIN PLANAR BIPOLAR PLATE ALIGNMENTA fuel cell assembly includes a first bipolar plate, a second bipolar plate, and a diffusion-electrode assembly. A first top surface of the first plate includes a first seal protruding upwardly and a …DRIVE·Oct 12·1 min readFollowH01M8/0258HYDROGENICS CORPORATION
FUEL LEAK DETECTION IN FUEL CELL STACKThe present disclosure generally relates to systems and methods for detecting a hydrogen leak in a fuel cell system including initiating a shutdown process of a fuel cell stack in the fuel cell system…DRIVE·Aug 31·2 min readFollowH01M8/04679HYDROGENICS CORPORATION
ADDITIVE APPLICATION OF MICROPOROUS LAYER ONTO GAS DIFFUSION LAYERA fuel cell including a catalyst layer configured to generate liquid water in response to a reactant being in contact therewith. The fuel cell includes a microporous layer having a first region with a…DRIVE·Aug 3·2 min readFollowH01M4/8626HYDROGENICS CORPORATION
HIGH OR DIFFERENTIAL PRESSURE ELECTROLYSIS CELLAn electrochemical cell has a membrane located between two flow field plates. On a first side of the membrane, there is a porous support surrounded by a seal between the membrane and the flow field pl…DRIVE·Mar 16·1 min readFollowC25B1/04HYDROGENICS CORPORATION
FUEL CELL SYSTEMS WITH SERIES-CONNECTED SUBSYSTEMSA system includes a fuel cell engine, a plurality of switching devices, and a controller. The fuel cell engine includes a plurality of fuel cell modules connected in series as a fuel cell string, and …DRIVE·Mar 9·1 min readFollowH01M8/04955HYDROGENICS CORPORATION
SYSTEM AND METHOD FOR CONTROLLING VOLTAGE OF FUEL CELLThis specification describes a system and method for controlling the voltage produced by a fuel cell. The system involves providing a bypass line between an air exhaust from the fuel cell and an air i…DRIVE·Mar 2·1 min readFollowH01M8/0488HYDROGENICS CORPORATION
VENTING OF SEALED FUEL CELL ENCLOSUREA venting system includes a housing and an air intake manifold. The housing receives a fuel cell stack, and the air intake manifold extends along the fuel cell stack. The air intake manifold directs a…DRIVE·Dec 8·1 min readFollowH01M8/2485HYDROGENICS CORPORATION
FUEL CELL START UP METHODA fuel cell module is configured or operated, or both, such that after a shut down procedure a fuel cell stack is discharged and has its cathode electrodes at least partially blanketed with nitrogen d…DRIVE·Dec 9·1 min readFollowH01M8/04302HYDROGENICS CORPORATION
FUEL CELL SUB-ASSEMBLY AND METHOD OF MAKING ITA sub-assembly for an electrochemical stack, such as a PEM fuel cell stack, has a bipolar plate with sealing material extending from its upper face, around the edge of the bipolar plate, and onto its …DRIVE·Jun 3·2 min readFollowH01M8/0258HYDROGENICS CORPORATION
FUEL CELL START UP METHODA fuel cell module is configured or operated, or both, such that after a shut down procedure a fuel cell stack is discharged and has its cathode electrodes at least partially blanketed with nitrogen d…DRIVE·Oct 15·1 min readFollowH01M8/04302HYDROGENICS CORPORATION