| Patent Number |
Title Of Patent |
Date Issued |
| 7552622 |
System for monitoring the health of electrical generators and method thereof |
June 30, 2009 |
| A method and apparatus is provided for a system for maintaining hydrogen purity in an electrical power generator where the system monitors the health of the electrical generating system by calculating the time remaining until preventative maintenance is required based on hydrogen usa |
| 7550113 |
System for maintaining hydrogen purity in electrical generators and method thereof |
June 23, 2009 |
| A method and apparatus is provided for an a system for maintaining hydrogen purity in an electrical power generator. The purity system includes: a generator, a hydrogen generator configured to provide hydrogen gas to the generator, a purity monitor for detecting the level of hydrogen |
| 7354675 |
Apparatus and method for maintaining compression of the active area in an electrochemical cell |
April 8, 2008 |
| An electrochemical cell includes a first electrode, a second electrode, a proton exchange membrane disposed between and in intimate contact with the electrodes, and a pressure pad disposed in electrical communication with the first electrode. The pressure pad is an electrically conductiv |
| 7314509 |
Gas liquid phase separator with improved pressure control |
January 1, 2008 |
| A gas/liquid phase separator includes a fluid inlet, a vapor outlet, a liquid outlet, and first and second valves disposed in fluid communication with the liquid outlet. Both valves are controllable in response to a fluid level in the gas/liquid phase separator. Both valves are furth |
| 7241522 |
Regenerative electrochemical cell system and method for use thereof |
July 10, 2007 |
| An exemplary embodiment of a regenerative electrochemical cell system, comprises: a fuel cell module, an electrolysis module, a heat exchange, and an inverted hydrogen storage device. The fuel cell module can comprise a fuel cell hydrogen inlet in fluid communication a hydrogen stora |
| 7083875 |
Method and apparatus for providing modular power |
August 1, 2006 |
| A modular power system having separately removable electrolysis and power modules, each with separate sets of connection ports, is disclosed. The connection port set of the electrolysis module is adapted for operable communication with a water supply, a hydrogen storage device, and the |
| 7060379 |
Method and system for controlling and recovering short duration bridge power to maximize backup |
June 13, 2006 |
| A power system, comprising: a primary power source in electrical communication with a bus and a bridging power source, wherein the bridging power source comprises at least one of a capacitor, a battery, and an electrolysis cell, and the bridging power source is in electrical communic |
| 7014947 |
Integral membrane support and frame structure |
March 21, 2006 |
| An electrochemical cell includes a first electrode, a second electrode, and a proton exchange membrane disposed between and in intimate contact with the electrodes. The proton exchange membrane is configured to be integral with a frame structure and includes a substrate disposed in c |
| 6887601 |
Regenerative electrochemical cell system and method for use thereof |
May 3, 2005 |
| An exemplary embodiment of the regenerative electrochemical cell system comprises: a fuel cell module comprising a fuel cell oxygen inlet in fluid communication a water storage device, and a fuel cell hydrogen inlet in fluid communication with both an oxygen source and with a gaseous por |
| 6833205 |
Electrochemical cell system output control method and apparatus |
December 21, 2004 |
| A method and apparatus is provided for an electrochemical cell system. The electrochemical cell system includes: an electrochemical cell; an energy source configured for providing a quantity of energy to the electrochemical cell; a sensing apparatus in operable communication with a g |
| 6828056 |
Electrode catalyst composition, electrode, and membrane electrode assembly for electrochemical c |
December 7, 2004 |
| An electrode composition comprises a support material that is non-oxidizable at anodic potentials less than about 4 volts, and a catalyst material comprising active electrocatalytic sites. In another embodiment, the electrode can further comprise a proton conductive material disposed |
| 6814841 |
Gas liquid phase separator with improved pressure control |
November 9, 2004 |
| A gas/liquid phase separator includes a fluid inlet, a vapor outlet, a liquid outlet, and first and second valves disposed in fluid communication with the liquid outlet. Both valves are controllable in response to a system pressure and a fluid level in the gas/liquid phase separator. Bot |
| 6723220 |
Protonic rate level sensing device for an electrolysis cell |
April 20, 2004 |
| A level sensing system includes a flow control device disposed in fluid communication with a liquid outlet stream of a hydrogen/water phase separation apparatus and a controller disposed in operable communication with the flow control device. The controller is configured to receive and |
| 6652732 |
Fan flow sensor for proton exchange membrane electrolysis cell |
November 25, 2003 |
| A fan flow sensor for a gas generating proton exchange member electrolysis cell includes a switching device and a sail disposed in communication with the switching device. The sail is pivotally mounted and movable in response to an airflow from a fan. The sail is further configured to |
| 5980726 |
Hydrogen electrochemical system environment |
November 9, 1999 |
| The present invention relates to a unique, compact hydrogen electrochemical system which eliminates the need for explosion-proof equipment. This system merely separates the electrical equipment from the hydrogen source with a wall, but employs a positive pressure, of about 0.1 inches wat |
