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    • 41. 发明申请
    • METHOD OF CALIBRATING STATE-OF CHARGE IN A RECHARGEABLE BATTERY
    • 校准可充电电池状态电荷的方法
    • WO2017127676A1
    • 2017-07-27
    • PCT/US2017/014330
    • 2017-01-20
    • OVONIC BATTERY COMPANY, INC.
    • YOUNG, KwoMENG, TiejunMOSAVATI, Negar
    • H01M10/48H01M10/44G01R31/36
    • G01R35/005G01R31/3606H01M10/345H01M10/48
    • Provided are processes for the calibration of a battery system whereby a secondary battery is formed with an anode, a cathode, or both that includes two or more active materials that differ by at least one chemical or physical parameter. The presence of the two or more differing alloys in the system introduces at least one inflection point in the charge/discharge curves characterizing the system. The location of the inflection point relative to the fresh battery SOC is constant and independent of prior usage, cycling characteristics, or battery temperature. Therefore, by measuring the presence of the inflection point during a charge/discharge cycle or resting state, the exact SOC of the battery is known. If this measured SOC differs from a reference SOC by more than a predetermined value, the predetermined value is updated thereby calibrating the system for accurate display of SOC.
    • 提供用于校准电池系统的方法,其中二次电池由阳极,阴极或两者形成,所述阳极,阴极或两者包括两种或更多种活性材料,所述活性材料相差至少一个化学或物理参数 。 系统中存在两种或更多种不同的合金,在表征系统的充电/放电曲线中引入至少一个拐点。 拐点相对于新电池SOC的位置是恒定的并且与先前的使用,循环特性或电池温度无关。 因此,通过在充电/放电周期或静止状态期间测量拐点的存在,电池的精确SOC是已知的。 如果该测量的SOC与参考SOC的差异超过预定值,则更新预定值,由此校准系统以准确显示SOC。
    • 46. 发明申请
    • HYDROGEN STORAGE ALLOYS HAVING A HIGH POROSITY SURFACE LAYER
    • 具有高孔隙度表面层的氢储存合金
    • WO2004094680A1
    • 2004-11-04
    • PCT/US2004/008831
    • 2004-03-23
    • OVONIC BATTERY COMPANY, INC.
    • FETCENKO, Michael, A.OVSHINSKY, Stanford, R.YOUNG, KwoREICHMAN, BenjaminOUCHI, TaiheiKOCH, JohnMAYS, William
    • C22C30/00
    • H01M4/383H01M10/345Y02E60/324Y10S420/90
    • Electrochemical and thermal hydrogen storage alloy compositions that provide superior performance, including an electrochemical hydrogen storage alloy that provides superior low temperature discharge characteristics. The alloy compositions include microstructures in the interface region that are highly porous and that include catalytic metallic particles. The microstructures include a large volume fraction of voids having spherical or channel-like shapes and are sufficiently open structurally to facilitate greater mobility of reactive species within the microstructure and in the vicinity of catalytic metallic particles. Greater accessibility to reactive sites accordingly results. The greater mobility of reactive species and/or the greater density of catalytic particles lead to faster kinetics and improved performance (e.g. higher power), especially at low operating temperatures. The microstructures may be formed through inclusion of a microstructure tuning element in the alloy composition, through control of processing conditions and/or through inclusion of etching steps in the post-formation processing of hydrogen storage alloys.
    • 提供优异性能的电化学和热储氢合金组合物,包括提供优异的低温放电特性的电化学储氢合金。 合金组合物包括界面区域中的高度多孔的微结构,并且包括催化金属颗粒。 微结构包括具有球形或通道状形状的大体积分数的空隙,并且在结构上足够开放以促进反应性物质在微结构内和催化金属颗粒附近的更大迁移率。 因此可以更好地获得反应性网站。 活性物质的较大迁移率和/或更大密度的催化剂颗粒导致更快的动力学和改进的性能(例如更高的功率),特别是在低的操作温度下。 可以通过在合金组合物中包含微结构调谐元件,通过控制加工条件和/或通过在储氢合金的后形成处理中包括蚀刻步骤来形成微观结构。
    • 47. 发明申请
    • ELECTROLOYTIC PRODUCTION OF HYDROGEN AND CARBONATE RECYCLING IN A HYDROGEN PRODUCING REACTION
    • 氢生产反应中氢和碳酸循环的电解生产
    • WO2004061161A2
    • 2004-07-22
    • PCT/US2003/039617
    • 2003-12-12
    • OVONIC BATTERY COMPANY, INC.
    • REICHMAN, BenjaminMAYS, William
    • C25C
    • C01F11/06C01B3/02C01B13/18C25B1/02
    • Methods for producing hydrogen gas from organic substances. According to the methods, hydrogen is produced from an electrochemical reaction of an organic substance with water or a base. The instant methods permit the production of hydrogen at lower operating voltages or lower operating temperatures relative to water electrolysis. Operable organic substances include alcohols, ethers, carboxylic acids, aldehydes, and ketones. In a preferred embodiment, hydrogen gas is produced from an electrochemical reaction of methanol in the presence of a base such as NaOH or KOH. A process for producing hydrogen gas from a reaction of an organic substance and a base with a recycling of a carbonate or bicarbonate by-product and regeneration of the base. In one embodiment, reaction of an organic substance and a base produces hydrogen gas and a metal carbonate. The instant invention provides recycling of the metal carbonate by-product. In another embodiment, a bicarbonate by product is formed by a hydrogen producing reaction of an organic substance and a base and bicarbonate recovery occurs by heating the bicarbonate to form a carbonate and recycling according to the instant carbonate recycling process.
    • 从有机物质生产氢气的方法。 根据该方法,由有机物与水或碱的电化学反应产生氢。 本方法允许相对于水电解在较低工作电压或较低工作温度下生产氢。 可操作的有机物质包括醇,醚,羧酸,醛和酮。 在优选的实施方案中,在碱例如NaOH或KOH的存在下,由甲醇的电化学反应产生氢气。 从有机物和碱的反应产生氢气的方法,其中碳酸盐或碳酸氢盐副产物的再循环和碱的再生。 在一个实施方案中,有机物质和碱的反应产生氢气和金属碳酸盐。 本发明提供了金属碳酸盐副产物的再循环。 在另一个实施方案中,产物的碳酸氢盐通过有机物质和碱的产生氢的反应形成,碳酸氢盐回收是通过加热碳酸氢盐形成碳酸盐并根据本发明的碳酸盐回收方法循环而发生的。
    • 49. 发明申请
    • A SOLID STATE BATTERY HAVING A DISORDERED HYDROGENATED CARBON NEGATIVE ELECTRODE
    • 具有恶臭氢化碳负极的固态电池
    • WO1997019481A1
    • 1997-05-29
    • PCT/US1996018644
    • 1996-11-20
    • OVONIC BATTERY COMPANY, INC.
    • OVONIC BATTERY COMPANY, INC.OVSHINSKY, Stanford, R.YOUNG, Rosa
    • H01M10/36
    • H01M10/0562H01M4/485H01M4/587H01M6/188H01M10/0525
    • A solid state battery comprising a substrate (1) at least one multilayered electrochemical cell deposited onto the substrate (1); each multilayered electrochemical cell comprising: a layer of disordered hydrogenated carbon material negative electrode material (3) capable of electrochemically adsorbing and desorbing lithium ions or both lithium and hydrogen ions during charge and discharge; a layer of positive electrode material (5) capable of electrochemically desorbing and adsorbing lithium ions or both lithium and hydrogen ions during charge and discharge; and a layer of insulating/conducting material (4) disposed between the layer of positive electrode material (5) and the layer of negative electrode material (3), where the layer of insulating/conducting material (4) is electrically insulating and capable of readily conducting or transporting lithium ions or both lithium and hydrogen ions from the layer of positive electrode material (5) to the layer of the layer of negative electrode material (3) while the battery is charging and from the layer of negative electrode material (3) to the layer of positive electrode material (5) while the battery is discharging; and an electrically conductive layer (6) deposited atop the last of the at least one multilayered electrochemical cells, the electrically conductive layer (6) providing one battery terminal.
    • 一种固态电池,包括基板(1)沉积到所述基板(1)上的至少一个多层电化学电池; 每个多层电化学电池包括:能在电荷和放电期间电化学吸附和解吸锂离子或锂离子和氢离子的无序氢化碳材料负极材料层; 能够在充放电期间电解吸附和吸附锂离子或锂离子和氢离子的正极材料层(5); 以及设置在所述正极材料层(5)和所述负极材料层(3)之间的绝缘/导电材料层(4),其中所述绝缘/导电材料层(4)是电绝缘的并且能够 在电池充电时,从负极材料(5)的层到负极材料层(3)的层之间,从负极材料层(3)容易地导入或输送锂离子或者锂离子和氢离子 )在电池放电时与正极材料层(5)接触; 以及沉积在所述至少一个多层电化学电池中的最后一个顶上的导电层(6),所述导电层(6)提供一个电池端子。