PROTON ENERGY SYSTEMS, INC. Patent applications |
Patent application number | Title | Published |
20100108535 | SYSTEM FOR GENERATING HYDROGEN AND METHOD THEREOF - An electrochemical system having a plurality of discrete electrochemical cell stacks is described. The system includes a water-oxygen management system fluidly coupled to the plurality of electrochemical cell stacks and a hydrogen management system fluidly coupled to the plurality of electrochemical cells. A means for ventilating the system and a control system for monitoring and operating said electrochemical system, said control system including a means for detecting abnormal operating conditions and a means for degrading the performance of said electrochemical system in response to said abnormal condition. | 05-06-2010 |
20090272271 | GAS RECOVERY SYSTEM - A gas recovery system is disclosed. The gas recovery system includes a gas source productive of a gaseous stream comprising moisture, a gas dryer in fluid communication with and downstream of the gas source, and an electrochemical compressor in fluid communication with and downstream of the gas dryer. The gas dryer is disposed to receive the gaseous stream and produce a delivery stream absent moisture and a slipstream comprising moisture. The electrochemical compressor is disposed to receive the slipstream at a first pressure and produce a compressed stream at a second pressure greater than the first pressure. | 11-05-2009 |
20090211920 | SYSTEM FOR MAINTAINING HYDROGEN PURITY IN ELECTRICAL GENERATORS AND METHOD THEREOF - A method and apparatus is provided for 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 purity in the generator and providing a signal when the purity drops below a predetermined threshold. The system automatically compensates for gas loss or contamination to maintain the desired level of efficiency in the electrical generator. | 08-27-2009 |
20090181281 | ELECTROCHEMICAL CELL BIPOLAR PLATE - A bipolar plate for an electrochemical cell is disclosed. The bipolar plate includes a unitary plate having first and second inlet ports, first and second outlet ports. The bipolar plate further includes a plurality of protrusions on each surface that forms a first plurality of flow channels, and second plurality flow channels. A first frame inlet header channel at one end of the first flow channels is in fluid communication with the first inlet port, and a first outlet header channel at the other end of the first flow channels is in fluid communication with the first outlet port. A second frame inlet header channel at one end of the second flow channels is in fluid communication with the second inlet port, and an outlet header channel at the other end of the second flow channels is in fluid communication with the second outlet port. Each of the header channels provides a fluid flow channel from one end of the respective header channel to the other end. | 07-16-2009 |
20090095638 | SOIL AND GROUNDWATER REMEDIATION SYSTEM AND METHOD - A system and process for remediation of a contaminated environment such as soil and groundwater is disclosed. The system includes a hydrogen generation device that produces hydrogen gas, oxygen gas and a hydrogen-water mixture. The hydrogen-water mixture is injected under pressure into the contaminated environment to stimulate anaerobic decomposition of the contaminating materials such as halogenated hydrocarbons. The oxygen gas is also injected into portions of the contaminated environment containing non-chlorinated hydrocarbons to promote aerobic decomposition. | 04-16-2009 |
20090035631 | ELECTROCHEMICAL CELL SUPPORT STRUCTURE - An electrochemical cell can comprise: a first electrode and a second electrode with a membrane disposed therebetween and in ionic communication with the first electrode and the second electrode and a sintered porous support member disposed on a side of the membrane opposite the second electrode, wherein the support member comprises a first portion on first side of the support member proximate the membrane and a second portion disposed on a side of the first portion opposite the membrane, wherein the second portion has a second portion porosity different from a first portion porosity. | 02-05-2009 |
20080236396 | GAS RECOVERY SYSTEM - A gas recovery system is disclosed. The gas recovery system includes a gas source productive of a gaseous stream comprising moisture, a gas dryer in fluid communication with and downstream of the gas source, and an electrochemical compressor in fluid communication with and downstream of the gas dryer. The gas dryer is disposed to receive the gaseous stream and produce a delivery stream absent moisture and a slipstream comprising moisture. The electrochemical compressor is disposed to receive the slipstream at a first pressure and produce a compressed stream at a second pressure greater than the first pressure. | 10-02-2008 |
20080220325 | GAS VENTING SYSTEM - A system to vent a moist gas stream is disclosed. The system includes an enclosure and an electrochemical cell disposed within the enclosure, the electrochemical cell productive of the moist gas stream. A first vent is in fluid communication with the electrochemical cell for venting the moist gas stream to an exterior of the enclosure, and a second vent is in fluid communication with an interior of the enclosure and in thermal communication with the first vent for discharging heated air to the exterior of the enclosure. At least a portion of the discharging heated air is for preventing freezing of the moist gas stream within the first vent. | 09-11-2008 |
20080220304 | VENTING APPARATUS AND SYSTEM - A hydrogen separator apparatus for an electrochemical cell is disclosed. The apparatus includes a separation chamber in fluid communication with the electrochemical cell, a product conduit in fluid communication with the separation chamber, and a controllable purge path in fluid communication with the separation chamber. The controllable purge path is disposed at a bottom of the separation chamber such that in response to normal operation of the cell, the controllable purge path is exposed to liquid water and only during start up and shut down of the cell is the controllable purge path exposed to hydrogen gas. The controllable purge path is responsive to a plurality of conditions corresponding to operation of the electrochemical cell. | 09-11-2008 |