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1. 发明申请

WO2011121410A2 FUEL CELL SYSTEM 审中-公开
标题翻译：燃料电池系统
公开(公告)号：WO2011121410A2
公开(公告)日：2011-10-06
申请号：PCT/IB2011/000608
申请日：2011-03-22
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA , HASEGAWA, Takahiko , KITAMURA, Nobuyuki
发明人： HASEGAWA, Takahiko , KITAMURA, Nobuyuki
IPC分类号： H01M8/04
CPC分类号： H01M8/04559 , G01R31/3662 , H01M8/04589 , H01M8/04649 , H01M8/04828 , H01M2008/1095 , H01M2250/20 , Y02E60/50 , Y02T90/32
摘要： A fuel cell system (100) includes a fuel cell (40), a multiphase voltage conversion device (60) with N-phases (N being an integer equal to or larger than two) that is connected to the fuel cell, a control signal generation portion (130) that generates control signals to control each phase of the multiphase voltage conversion device by superimposing a control waveform for measuring impedance on a voltage indicating an output target voltage of the multiphase voltage conversion device and sequentially outputs the control signals corresponding to N phases with a predetermined phase difference to the multiphase voltage conversion device, and an impedance calculation portion (140) that measures a current and a voltage of the fuel cell on cycles corresponding to N predetermined sampling frequencies having a phase difference equal to the predetermined phase difference and calculates an impedance of the fuel cell based on the measured current and the measured voltage.
摘要翻译：燃料电池系统（100）包括燃料电池（40），具有N相（N是等于或大于2的整数）的多相电压转换装置（60），其被连接（130），其通过将用于测量阻抗的控制波形叠加在指示多相电压转换装置的输出目标电压的电压上来产生控制信号以控制多相电压转换装置的每个相位;以及控制信号生成部分顺序地将与具有预定相位差的N个相位相对应的控制信号输出到多相电压转换装置;以及阻抗计算部分（140），其在对应于N个预定采样频率的周期中测量燃料电池的电流和电压，相位差等于预定的相位差，并基于测量的电流和测量的电压计算燃料电池的阻抗。

2. 发明申请

WO2010143028A1 CONVERTER CONTROL DEVICE AND CONVERTER CONTROL METHOD 审中-公开
标题翻译：转换器控制装置和转换器控制方法
公开(公告)号：WO2010143028A1
公开(公告)日：2010-12-16
申请号：PCT/IB2010/000842
申请日：2010-04-15
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA , KITAMURA, Nobuyuki , UMEHARA, Takahiro
发明人： KITAMURA, Nobuyuki , UMEHARA, Takahiro
IPC分类号： H02M3/158 , G01R19/00
CPC分类号： H02M3/1584 , G01R19/0092 , H02M2001/0009
摘要： A reactor current detecting unit detects reactor currents at the time points of valleys and peaks of a triangular wave (that is, inflection points of the triangular wave) supplied from an oscillating unit, and outputs the reactor currents to a mean reactor current deriving unit. The mean reactor current deriving unit averages pairs of the reactor current detected at the time point of the valley of the triangular wave and the reactor current detected at the time point of the peak of the triangular wave, supplied from the reactor current detecting unit, to derive mean reactor currents.
摘要翻译：电抗器电流检测单元检测从振荡单元提供的三角波（即三角波的拐点）的谷和峰值的时间点处的电抗器电流，并将电抗器电流输出到平均电抗器电流导出单元。平均电抗器电流导出单元将从三电平波谷的时间点检测到的电抗器电流和从电抗器电流检测单元提供的三角波峰值的时间点检测到的电抗器电流的对平均对，得出平均电抗器电流。

3. 发明申请

WO2010047413A2 VEHICLE-MOUNTED MULTI-PHASE CONVERTER AND DESIGN METHOD THEREOF 审中-公开
标题翻译：车载多相变换器及其设计方法
公开(公告)号：WO2010047413A2
公开(公告)日：2010-04-29
申请号：PCT/JP2009/068442
申请日：2009-10-21
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA , FUMA, Hiroo , NISHIBE, Yuji , MANABE, Kota , KITAMURA, Nobuyuki
发明人： FUMA, Hiroo , NISHIBE, Yuji , MANABE, Kota , KITAMURA, Nobuyuki
CPC分类号： H02M3/1584
摘要： An object is to miniaturize booster coils used in a vehicle-mounted booster converter. In the design method for a vehicle-mounted multi-phase converter including multiple booster coils and a switching circuit for generating an induced electromotive force at each booster coil by switching of current flowing to each booster coil for applying an output voltage, based on an input voltage and the induced electromotive force generated at each booster coil, to a vehicle drive circuit, a coupling factor indicating the extent by which the induced electromotive force in one of multiple booster coils contributes to the voltage between terminals of another booster coil is determined on the basis of a relationship between the coupling factor and current ripple component of each booster coil.
摘要翻译：目的在于使车载升压转换器中使用的升压线圈小型化。在用于车载多相变换器的设计方法中，所述车载多相变换器包括多个升压线圈和开关电路，所述开关电路用于通过切换流向用于施加输出电压的每个升压线圈的电流而在每个升压线圈上产生感应电动势，在各升压线圈中产生的感应电动势向车辆驱动电路输出表示多个升压线圈中的一方的感应电动势有助于另一升压线圈的端子间电压的程度的耦合系数，基于每个升压线圈耦合系数和电流纹波分量之间的关系。

4. 发明申请

WO2007091137A1 FUEL CELL SYSTEM AND METHOD TO PREVENT FREEZING AFTER SHUT-DOWN 审中-公开
标题翻译：燃油电池系统及其关闭后防止冷冻的方法
公开(公告)号：WO2007091137A1
公开(公告)日：2007-08-16
申请号：PCT/IB2007/000206
申请日：2007-01-30
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA , IZUTANI, Takahide , KITAMURA, Nobuyuki
发明人： IZUTANI, Takahide , KITAMURA, Nobuyuki
IPC分类号： H01M8/04
CPC分类号： H01M8/04164 , H01M8/04231 , H01M8/04253 , H01M8/04358 , H01M8/04492 , H01M8/04619 , H01M8/04753
摘要： A fuel cell system has an apparatus sending gas to the fuel cell; a part calculating an amount of residual water in the fuel cell system based on an operating and an environmental condition; a part judging whether at least one state quantity value that includes a generating duration of the fuel cell, an amount of electric power generated, and an amount of temperature, change of a coolant is equal to or less than a prescribed threshold value; a part calculating a sending apparatus operating time for decreasing the residual water amount to a prescribed value; and a control part operating the gas sending apparatus until the end of the operating time, wherein the operating time calculating part calculates a different operating time depending on whether one of the state quantity values is equal to or less than a prescribed threshold value.
摘要翻译：燃料电池系统具有向燃料电池送气的装置; 基于操作和环境条件计算燃料电池系统中的残余水量的部分; 评估包括燃料电池的产生持续时间，发电量以及温度的至少一个状态量值是否等于或小于规定阈值的部分; 计算用于将剩余水量减少到规定值的发送装置操作时间的部分; 以及操作气体发送装置的控制部分，直到操作时间结束，其中，所述操作时间计算部分根据状态量值中的一个是否等于或小于规定的阈值来计算不同的操作时间。

5. 发明申请

WO2011073777A1 FUEL CELL SYSTEM INCLUDING SOFT SWITCHING BOOST CONVERTER 审中-公开
标题翻译：燃料电池系统，包括软开关升压转换器
公开(公告)号：WO2011073777A1
公开(公告)日：2011-06-23
申请号：PCT/IB2010/003266
申请日：2010-12-16
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA , NATIONAL UNIVERSITY CORPORATION YOKOHAMA NATIONAL UNIVERSITY , IMANISHI, Hiroyuki , MANABE, Kota , KITAMURA, Nobuyuki , HASEGAWA, Takahiko , KAWAMURA, Atsuo , TSURUTA, Yukinori
发明人： IMANISHI, Hiroyuki , MANABE, Kota , KITAMURA, Nobuyuki , HASEGAWA, Takahiko , KAWAMURA, Atsuo , TSURUTA, Yukinori
IPC分类号： H02M1/34 , H01M8/04
CPC分类号： H02M1/34 , H01F17/04 , H01F27/245 , H01F29/146 , H02M2001/342 , Y02B70/1491
摘要： A voltage boost converter (ES6) includes: a main voltage boost portion (LN1) that has a first switch (El) and a first coil (LI), and that raises output voltage of a direct - current power source (FC) by using counter electromotive force of the coil caused by the switch performing a switching action on the coil; and a subsidiary voltage boost portion (LN2) which has a capacitor (C2) that adjusts potential difference between two poles of the switch by amount of electricity stored, and which reduces switching loss of the switch by adjusting the amount of electricity in the capacitor during the switching action, and which has a second switch (E2) and a second coil. The second coil is formed by winding a wire around at least a portion of a core formed of a magnetic body. The core is provided with a gap formed of a non-magnetic body. A core region formed of a magnetic body is adjacent to the gap.
摘要翻译：升压转换器（ES6）包括：具有第一开关（E1）和第一线圈（LI）的主升压部分（LN1），并且通过使用直流电源（FC）来提高直流电源（FC）的输出电压由开关对线圈进行开关动作引起的反电动势; 以及具有电容器（C2）的辅助升压部分（LN2），其通过存储的电量来调节开关的两极之间的电位差，并且通过调节电容器中的电量来减少开关的开关损耗开关动作，并具有第二开关（E2）和第二线圈。第二线圈通过围绕由磁体形成的芯的至少一部分缠绕而形成。芯部设置有由非磁性体形成的间隙。由磁体形成的芯部区域与间隙相邻。

6. 发明申请

WO2010119324A2 ONBOARD MULTIPHASE CONVERTER 审中-公开
标题翻译： ONBOARD多相转换器
公开(公告)号：WO2010119324A2
公开(公告)日：2010-10-21
申请号：PCT/IB2010/000803
申请日：2010-04-12
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA , FUMA, Hiroo , NISHIBE, Yuji , MANABE, Kota , KITAMURA, Nobuyuki
发明人： FUMA, Hiroo , NISHIBE, Yuji , MANABE, Kota , KITAMURA, Nobuyuki
CPC分类号： H02M3/1584
摘要： An onboard multiphase converter that has a plurality of boost coils (32, 38) includes annular self-inductance cores (30, 36) which are provided for each of the boost coils and on each of which a corresponding one of the boost coils is wound; and annular mutual inductance cores which are provided for each pair of boost coils selected from the plurality of boost coils, on each of which the paired boost coils are wound and each of which includes a art of each self-inductance core corresponding to the paired boost coils. Each of the self-inductance cores and mutual inductance cores has a gap (34, 40, 42, 44) that divides a line in the circumferential direction thereof.
摘要翻译：具有多个升压线圈（32,38）的机载多相转换器包括为每个升压线圈提供的环形自感磁芯（30,36），并且每个升压线圈中的相应一个升压线圈被卷绕 ; 以及环形互感芯，其被设置用于从多个升压线圈中选择的每对升压线圈，其中每个升压线圈卷绕成对的升压线圈，并且其中每一个包括与配对升压相对应的每个自感芯体的技术线圈。每个自感芯和互感芯具有在其圆周方向上划分线的间隙（34,40,42,44）。

7. 发明申请

WO2005099013A1 FUEL CELL SYSTEM 审中-公开
标题翻译：燃油电池系统
公开(公告)号：WO2005099013A1
公开(公告)日：2005-10-20
申请号：PCT/IB2005/000911
申请日：2005-04-07
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA , YAMAZAKI, Daisuke , BAIKA, Toyokazu , WATANABE, Nobuo , KITAMURA, Nobuyuki
发明人： YAMAZAKI, Daisuke , BAIKA, Toyokazu , WATANABE, Nobuo , KITAMURA, Nobuyuki
IPC分类号： H01M8/04
CPC分类号： H01M8/04097
摘要： A fuel cell system (10, 200) includes an intake pipe (45, 46) that admits an introduction of oxidizing gas upstream of an oxidizing gas supply source that supplies the oxidizing gas to a fuel cell (20), and an exhaust pipe (51, 52, 221, 222) that discharges exhaust gas which contains a vapor generated at an oxygen electrode side through an operation of the fuel cell (20). The fuel cell system(10, 200) is provided with a circulating pipe (61, 62, 220) that connects the intake pipe and the exhaust pipe (51, 52, 221, 222), a circulating valve (60) that is provided in the circulating pipe and operated to adjust a flow rate of the exhaust gas supplied from the exhaust pipe (51, 52, 221, 222) to the intake pipe, and a pressure generating member that is provided in the exhaust pipe (51, 52, 221, 222) at a position at which the circulating pipe and the exhaust pipe (51, 52, 221, 222) are joined and generates a pressure that is higher than at least an atmospheric pressure.
摘要翻译：燃料电池系统（10,200）包括进气管（45,46），其允许将氧化气体供应源的上游的氧化气体引入燃料电池（20），并且排气管 51，52,221,222），其通过所述燃料电池（20）的动作排出包含在氧电极侧产生的蒸气的废气。燃料电池系统（10,200）设置有连接进气管和排气管（51,52,221,222）的循环管（61,62,220），设置有循环阀（60）在所述循环管中并且将从所述排气管（51,52,221,222）供给的废气的流量调节到所述进气管的操作，以及设置在所述排气管（51,52）中的压力发生部件，221,222），在循环管和排气管（51,52,221,222）的接合位置处产生高于至少大气压的压力。

8. 发明公开

EP4057489A1 FUEL CELL SYSTEM 审中-公开
公开(公告)号：EP4057489A1
公开(公告)日：2022-09-14
申请号：EP22160841.7
申请日：2022-03-08
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA
发明人： KITAMURA, Nobuyuki , ITO, Masayuki , KANEKO, Tomohiko , UMEHARA, Takahiro
IPC分类号： H02M3/158 , G01R27/02 , H02M3/335 , B60L50/70 , G05F1/46 , H02J1/06
摘要： To provide a fuel cell system configured to appropriately measure the AC impedance of a fuel cell. A fuel cell system wherein the controller controls ON and OFF of the switches of n phases; wherein the controller operates the switches of the n phases at different phases, and the controller operates the switches of the n phases at the same duty ratio; wherein the controller operates the switches of the n phases at the same phase, when the controller determines that a specific condition is met; and wherein the controller measures the AC impedance of the fuel cell from the current waveform and voltage waveform of the fuel cell.

9. 发明授权

EP2226878B1 FUEL CELL SYSTEM 有权转让
公开(公告)号：EP2226878B1
公开(公告)日：2019-11-27
申请号：EP08868646.4
申请日：2008-12-26
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA
发明人： HAMADA, Kenichi , KITAMURA, Nobuyuki , MANABE, Kouta , IMANISHI, Hiroyuki
IPC分类号： H01M8/04 , H01M8/00 , H02M3/155 , B60L1/00 , B60W10/08 , B60W10/26 , B60W10/28 , H01M10/44 , H01M8/04537 , H01M8/04858 , H02M1/34 , H02M3/158

10. 发明公开

EP4403671A1 WATER ELECTROLYSIS SYSTEM 审中-公开
公开(公告)号：EP4403671A1
公开(公告)日：2024-07-24
申请号：EP23211989.1
申请日：2023-11-24
申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA
发明人： KITAMURA, Nobuyuki
IPC分类号： C25B1/04 , C25B15/023 , C25B15/06
CPC分类号： C25B1/04 , C25B15/06 , C25B15/023
摘要： Provided is a water electrolysis system (10) that obtains hydrogen by water electrolysis with a water electrolysis cell (13), the water electrolysis system (10) including a water electrolysis stack (12) having a plurality of the water electrolysis cells (13), a water supply side passage (30) that supplies water to the water electrolysis stack (12), a hydrogen side passage (40) that discharges the hydrogen obtained in the water electrolysis stack (12) from the water electrolysis stack (12), a plurality of voltage sensors (22a) that measures voltages for the respective water electrolysis cells (13) or for each group of the water electrolysis cells (13), and a control device (23) configured to acquire a voltage from each of the voltage sensors (22a), determine whether the voltage is lower than a predetermined value and notify the water electrolysis cell (13) has a failure when it is determined that the voltage is lower than a predetermined value .

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