Deeya Energy, Inc.
|Deeya Energy, Inc. Patent applications|
|Patent application number||Title||Published|
|20140023943||QUENCHING SYSTEM - A quencher for a flow cell battery is described. The quencher utilizes a quench solution formed from FeCl||01-23-2014|
|20130188190||OPTICAL LEAK DETECTION SENSOR - A leak detection sensor for detecting a leakage of an electrolyte solution in a flow battery system is provided. The sensor includes a sensor housing, the sensor housing being at least partially surrounded by a fluid and having mounted therein at least one light source. The device also includes at least one light detector, wherein light emitted from at least one light source is incident on a portion of the housing in contact with a fluid and is at least partially refracted by an amount which is dependent on a refractive index of the refractor lens and the surrounding fluid, such that the amount of refraction at the refractor lens and the surrounding fluid causes a loss in a power of light detected by the at least one light detector, the light detector determines the intensity of the detected light, determines the composition of fluid surrounding the device housing based on the based on the difference between the measured light intensity and the intensity of light produced by the light source, and determines a leak if the composition of fluid is determined to be an electrolyte solution.||07-25-2013|
|20130095362||VANADIUM FLOW CELL - A Vanadium chemistry flow cell battery system is described. Methods of forming the electrolyte, a formulation for the electrolyte, and a flow system utilizing the electrolyte are disclosed. Production of electrolytes can include a combination of chemical reduction and electrochemical reduction.||04-18-2013|
|20120208061||FLOW CELL STACK - A stacked cell for a flow cell battery is presented. The stacked cell is sealed by a gasket between individual components. The gasket is formed such that it seals against leakage of electrolytes and facilitates the flow of electrolytes through the stacked cell. Further, the gasket is formed to minimize the linear expansion of the gasket material with temperature.||08-16-2012|
|20120185572||FIELD RESPONSE SYSTEM - An apparatus and method for monitoring energy storage devices is disclosed. A monitoring system that monitors an energy storage device collects and stores operating data from the device and relays that data through a communications system to one or more servers. The servers can store the operating data from each of the monitored energy storage devices.||07-19-2012|
|20120183872||FLOW BATTERY START-UP AND RECOVERY MANAGEMENT - A start-up plating process for a flow cell battery is disclosed. Upon start-up of the flow-cell stack, catalysts may have deplated from the electrodes. The catalyst is replated to the electrode by application of currents to the stack prior to circulating electrolyte fluids.||07-19-2012|
|20100261070||METHODS FOR THE PREPARATION OF ELECTROLYTES FOR CHROMIUM-IRON REDOX FLOW BATTERIES - A method for preparing a redox flow battery electrolyte is provided. In some embodiments, the method includes the processing of raw materials containing sources of chromium ions in a high oxidation state. In some embodiments, a solution of the raw materials in an acidic aqueous solution is subjected to a reducing process to reduce the chromium in a high oxide state to an aqueous electrolyte containing chromium (III) ions. In some embodiments, the reducing process is electrochemical process. In some embodiments, the reducing process is addition of an inorganic reductant. In some embodiments, the reducing process is addition of an organic reductant. In some embodiments, the inorganic reductant or the organic reductant includes iron powder.||10-14-2010|
|20090218984||Battery charger - A battery charging system according to some embodiments includes a plurality of power modules coupled to a backplane, each of the plurality of power modules providing an electrical indication of type of power module to the backplane, the power modules of each type providing an electrical function associated with charging a battery consistent with the type of power module; and a controller that determines the number of power modules of a particular type and supplies control signals that allocate to each of the power modules of the particular type a portion of the electrical function.||09-03-2009|
Patent applications by Deeya Energy, Inc.