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    • 4. 发明申请
    • CONDITION MONITORING OF A FUEL CELL STACK
    • 燃料电池堆的状态监测
    • WO2016146971A1
    • 2016-09-22
    • PCT/GB2016/050652
    • 2016-03-10
    • IMPERIAL INNOVATIONS LIMITED
    • WU, BillyBRANDON, NigelOFFER, GregoryMITCHESON, PaulYUFIT, Vladimir
    • H01M8/04537H01M8/04664H01M10/48
    • H01M8/04552H01M8/04559H01M8/04567H01M8/04582H01M8/04589H01M8/04597H01M8/04641H01M8/04649H01M8/04656H01M8/04671H01M8/04679H01M8/04686H01M10/482H01M2250/20H01M2250/402Y02B90/12Y02T90/32
    • The disclosure provides a method of monitoring the condition of at least one cell of a fuel cell stack and/or at least one cell of an electrical energy storage device. The fuel cell stack is connected to the input terminals of a power converter and the output terminals of the power converter are connected to the storage device to charge the storage device. The storage device and the fuel cell stack are arranged to supply electrical power to an electrical load. The method comprises operating the power converter to generate an oscillating output from the fuel cell stack, and connecting this oscillating output to the storage device; sensing the voltage across the at least one cell of the fuel cell stack and the current therein, and/or sensing the voltage across the at least one cell of the storage device and the current therein; for the at least one cell of the fuel cell stack and/or the at least one cell of the storage device, calculating from the sensed voltage and current the complex impedance of the cell; and comparing the calculated complex impedance with information indicative of a relationship between (i) the complex impedance and (ii) information indicative of the condition of the at least one cell, to give an indication of the condition of the at least one cell.
    • 本公开提供了一种监测燃料电池堆的至少一个电池和/或电能存储装置的至少一个电池的状态的方法。 燃料电池堆被连接到功率转换器的输入端,并且功率转换器的输出端连接到存储装置以对存储装置充电。 存储装置和燃料电池堆被布置成向电负载提供电力。 该方法包括操作功率转换器以产生来自燃料电池堆的振荡输出,并将该振荡输出连接到存储装置; 感测燃料电池堆的至少一个电池单元上的电压及其中的电流,和/或感测存储装置的至少一个电池单元和其中的电流两端的电压; 对于燃料电池堆的至少一个电池和/或存储装置的至少一个电池,从感测的电压和电流计算电池的复阻抗; 以及将所计算的复阻抗与表示(i)复阻抗和(ii)指示所述至少一个小区的条件的信息之间的关系的信息进行比较,以给出所述至少一个小区的状况的指示。
    • 5. 发明申请
    • HYBRID ELECTROCHEMICAL ENERGY DEVICE
    • 混合电化学能量装置
    • WO2015150784A1
    • 2015-10-08
    • PCT/GB2015/050989
    • 2015-03-31
    • IMPERIAL INNOVATIONS LIMITED
    • BRANDON, NigelTARIQ, FaridYUFIT, VladimirWU, Billy
    • H01M4/485H01M4/505H01M4/525H01M4/58H01M4/587H01M8/18H01M12/08H01M14/00
    • H01M8/188H01M4/485H01M4/505H01M4/525H01M4/5825H01M4/587H01M12/08H01M14/00Y02E60/128
    • The present invention generally relates to the field of devices which are capable of storing and delivering electricity. In particular, the invention relates to a hybrid redox flow battery (HyRFB) capable of operating in a power delivery mode in which it generates electrical power by the reaction of electrochemically active species at a first and second electrode and in an energy storage mode in which it consumes electrical power to generate at least one electrochemically active species, the HyRFB comprising: • a reversible first electrode in a first electrode compartment containing a first aqueous electrolyte, • a reversible second electrode in a second electrode compartment containing a second aqueous electrolyte; and • a conduit arrangement configured, in said power delivery mode, for carrying electrochemically active species to the first electrode and, in an energy storage mode, for carrying generated electrochemically active species away from the first electrode; wherein the second electrode comprises a material that is capable of reversibly taking up and releasing alkali metal ions or alkaline earth metal ions during the said modes of operation, and wherein the second electrolyte comprises the alkali metal ions or the alkaline earth metal ions.
    • 本发明一般涉及能够存储和传送电力的装置领域。 具体地说,本发明涉及一种混合式氧化还原液流电池(HyRFB),其能够在功率传递模式下工作,其中它通过电化学活性物质在第一和第二电极的反应和能量储存模式中产生电力,其中 其消耗电力以产生至少一种电化学活性物质,所述HyRFB包括:•第一电极隔室中的可逆的第一电极,其包含第一含水电解质;·在包含第二含水电解质的第二电极隔室中的可逆的第二电极; 以及•导管装置,其在所述功率传递模式中被配置为用于将电化学活性物质携带到所述第一电极,并且在能量存储模式下,用于将产生的电化学活性物质从所述第一电极传送出去; 其中所述第二电极包括在所述操作模式期间能够可逆地吸收和释放碱金属离子或碱土金属离子的材料,并且其中所述第二电解质包含所述碱金属离子或碱土金属离子。