Matches 101 - 150 out of 349 < 1 2 3 4 5 6 7 >
Match Document Document Title
6847188 Fuel cell stack monitoring and system control  
A control method for monitoring a fuel cell stack in a fuel cell system in which the actual voltage and actual current from the fuel cell stack are monitored. A preestablished relationship between...
6841970 Dual-use generator and shock absorber assistant system  
A system for converting axle vibration into electricity having an electromechanical transducer switchable between an electrical generator mode that can charge a battery, or simultaneously or...
6819079 Apparatus for prolonging rechargeable battery life and power in a wireless communicating hand-held system  
An apparatus for prolonging rechargeable battery life and power in a wireless communicating hand-held system provides a possibility to enhance a power saving of the power supply in the wireless...
6806678 Battery charger  
A battery charger for use with a battery, and which is provided with a first charging current to substantially maintain the electrical charge of the battery is described and which includes a...
6803742 Solar rechargeable battery  
A solar rechargeable battery. A storage battery is contained in a case, on which is disposed a solar cell that electrically communicates with, and charges, the storage battery. In two embodiments,...
6800802 Circuit device for solar energy application  
A circuit device for solar energy application includes a solar panel as power supply and a rechargeable cell pack for receiving the power transferred from the solar panel. The circuit device uses a...
6794844 Method and system for fuel cell control  
A control system ( 20 ) for controlling the state of charge in an energy storage device ( 28 ) by manipulating the voltage of a fuel cell ( 24 ) through dynamic system modeling of predetermined...
6781343 Hybrid power supply device  
In a hybrid power supply device constituted such that a secondary battery ( 4 ) is charged by a fuel battery ( 3 ) and electric power is supplied from the secondary battery ( 4 ) to a load ( 1 ),...
6774299 Solar electric alternating current generator  
A device consisting of solar photovoltaic cells, a solar activated dc motor, contact brushes and wiring to transfer the electric current to the applied load. The cells are mounted on vanes attached...
6771041 Cell voltage measuring device for fuel cell  
A cell voltage measuring device for a fuel cell includes a terminal member to be connected to a separator of the fuel cell, the terminal member including a first end and a second end, and a voltage...
6765363 Micro power supply with integrated charging capability  
An integrated micro power supply is disclosed. In an exemplary embodiment, the micro power supply includes a microbattery formed within a substrate and an energy gathering device for capturing...
6762582 System and method to power an electric-powered device using light energy  
A system for and method of powering an electric-powered device associated with a vehicle is described that utilizes an adapter that receives current from an energy-converting cell and the vehicle...
6744236 Energy regulation system for an electrical power supply bus  
The present invention relates to an electrical energy regulator system for a power supply bus, the system including: an electrical energy storage unit, a solar generator having a plurality of...
6737829 Portable electronic device charger and a method for using the same  
A portable electronic device charger and a method for using the same are provided. In one embodiment, the charger includes a pendulum mounted to a housing and oscillating in response to movement of...
6737573 Backup power supply apparatus  
A backup power supply apparatus. The apparatus includes a light absorbing device which consists of at least one light absorbing element. The light absorbing elements are pivotally engaged with each...
6674264 Cell voltage detector for fuel cell  
A cell voltage detector for fuel cell comprising terminals adapted to be brought into abutment with output terminals of separators for a stack, a voltage detecting unit for detecting the cell...
6674263 Control system for a renewable energy system  
A renewable energy (RE) system is disclosed which comprises an energy source providing unit, a DC bus, a buck converter, an hydrogen generator, an hydrogen storage, an energy conversion device, a...
6670787 Solar battery module with cover member and method of fabricating the same  
A solar battery module has a plurality of solar battery cells linearly arranged and electrically connected together to form a cell unit and more than one cell unit are arranged laterally side by...
6650085 Modular solar battery charger  
A portable modular solar battery charger of the lap top style is disclosed. The module includes two body members hingedly interconnected with each body member having a solar panel attached thereto....
6646413 Fuel cell system and method for operating the fuel cell system  
A fuel cell system includes a fuel cell unit having an anode side and a cathode side, anode-side feeding and outflow lines for the supply of fuel and removal of anode-side exhaust, and cathode-side...
6642691 Autonomous interactive solar energy production system  
An autonomous interactive solar energy production system including a base secured to a floor, a parallelepiped body that swivels on the base including a tilting face fitted with a filed of...
6641946 Fuel dissipater for pressurized fuel cell generators  
An apparatus and method are disclosed for eliminating the chemical energy of fuel remaining in a pressurized fuel cell generator ( 10 ) when the electrical power output of the fuel cell generator...
6628120 Voltage measuring circuit and voltage supply circuit of an integrated fuel cell system  
In a voltage measuring circuit for a composite fuel cell system, the potential of at least one point of the composite fuel cell system is detected by tapping the potential of such point, and...
6624609 Solar powered monitor  
A solar powered monitor is powered by a photovoltaic solar module. The monitor measures the electrical output from the solar module and records the length of each interval of time during which the...
6624350 Solar power management system  
A solar power management system includes a plurality of photovoltaic cell panels, and a solar power cell manager coupled to the photovoltaic cell panels. The solar power cell manager includes an...
6617831 Electrical power supply converter  
The present invention relates to a converter comprising at least one converter module presenting at least one electricity feed terminal coupled to an electricity generator and to an electricity...
6612246 Hybrid energy locomotive system and method  
A hybrid energy locomotive system having an energy storage and regeneration system. In one form, the system can be retrofitted into existing locomotives or installed as original equipment. The...
6608464 Integrated power source layered with thin film rechargeable batteries, charger, and charge-control  
A self-contained, small, lightweight, portable, renewable, modular integrated power source. The power source consists of a recharging means such as solar cells that are laminated onto a...
6590370 Switching DC-DC power converter and battery charger for use with direct oxidation fuel cell power source  
This invention presents a method and apparatus for controlling the operating point, i.e. the output voltage or current, of a fuel cell to a desired value, efficiently transferring the available...
6590363 Charging station  
A wind power generator is enclosed at the center of a duct. The duct comprises an upper and lower duct panels having solar panel. The distance between the upper and lower duct panels is the...
6586906 Solar rechargeable battery  
A rechargeable battery having a photovoltaic device and battery charging circuitry integral therewith. A rechargeable battery such as, for example, a Lithium battery, includes a current regulating...
6583522 Switchable multiple source power supply  
In a readily switchable multiple solar panel system, the individual solar panels are interconnected with a control or switching apparatus which allows the solar panels to be readily switched into...
6573682 Fuel cell system multiple stage voltage control method and apparatus  
A fuel cell system determines each of a battery charging current error, a battery voltage error, and a stack current error. The fuel cell system regulates current through a series pass element in...
6570362 Portable electronic device with enhanced battery life and cooling  
Battery life and cooling are improved in an electronic device. A thermoelectric module and phase change material module are placed near a heat source in an electronic device. The thermoelectric...
6563289 Solar cell arrangements  
In a solar cell arrangement, a generally rectangular solar cell has mutually orthogonal sides in plan view and a third oblique side to them which adjoins them. A protection diode is located in the...
6559620 System and method for remote monitoring utilizing a rechargeable battery  
A method and a system for remotely monitoring a person includes a portable unit including a self-recharging battery, the portable unit being adapted to monitor a biological parameter and a physical...
6558829 Appliance with refuelable and rechargeable metal-air fuel cell battery power supply unit integrated therein  
A device/system having an integrated refuelable and rechargable metal-air FCB based power supply unit for generating and providing electrical power to at least one electrical-energy-consuming load...
6555989 Efficient load-following power generating system  
A power generating system which comprises a fuel cell and a rechargeable storage battery coupled together via a DC-DC converter. A reactant for the fuel cell is obtained by processing a suitable...
6531844 Power source with evaporative emission recovery  
A purge control system for an electric vehicle including a fuel tank, a purge canister coupled to the fuel tank, an internal combustion engine coupled to the purge canister, a microgenerator...
6525507 Solar system for a motor vehicle  
A solar system for a motor vehicle has a solar generator and an energy storage for supplying power to at least one power consuming device, the solar generator being intended for charging of the...
6509713 Radiant system in accumulators and resultant product  
A radiant system in accumulators and a resultant product objectifying optimization of energy's generation, storage and use, allowing the reduction of costs through ultra-fast recharges, using...
6509712 Voltage bus regulation circuit  
A regulating circuit that is coupled to a bus voltage and bus voltage return includes a solar array and a bus voltage limiting circuit electrically coupling the bus to the solar array. A battery is...
6504340 Hands-free kit for mobile phones using solar cell  
Disclosed herein is a hands-free kit for mobile phones using a solar cell. The hands-free kit has a solar cell, a charging unit, and a power switch. The solar cell is formed to be integrated with...
6504339 Technique and apparatus to control the charging of a battery using a fuel cell  
A technique that is usable with a fuel cell stack includes providing a fuel flow and using at least some of the fuel flow to produce power with the fuel cell stack. A request is received to charge...
6476311 Portable multiple power supply comprising solar cell  
The present invention relates to a type of portable emergency power supply for use when storage batteries of mobile appliances such as cellular telephones, radios, camcorders, laptops and mini...
6462507 Apparatus and method for initial charging, self-starting, and operation of a power supply with an intermittent and/or variable energy source and a rechargeable energy storage device  
A power supply for supplying energy to a load includes an energy supply source for generating energy, an energy storage device that is charged from the energy generated by the energy supply source,...
6459232 Spacecraft power system  
A spacecraft power system utilizing a novel method for recharging batteries utilizing the ambient space plasma and at least two separate surface materials having different material properties is...
6459231 Power device  
The present invention relates generally to a new power device. More specifically, it creates hydrogen from supplied water and electricity. The hydrogen is then used in combination with air in an...
6448740 System and method to charge electric-powered vehicle using light energy  
A system for and method of charging a battery of an electric-powered vehicle is disclosed. The system utilizes a light-transforming cell that can transform light energy to current. The cell is...
6448739 Sanitary installation  
A sanitary installation ( 1 ) has a sanitary fitting ( 2 ) with an electrically actuable device, in particular a solenoid valve. Furthermore, it comprises a rechargeable battery ( 3 ) fed by a...
Matches 101 - 150 out of 349 < 1 2 3 4 5 6 7 >