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11. 发明授权

US07910254B2 Start-up method for fuel cell 有权
标题翻译：燃料电池启动方法
公开(公告)号：US07910254B2
公开(公告)日：2011-03-22
申请号：US11805182
申请日：2007-05-21
申请人： Masanori Hayashi , Kenichiro Ueda , Yoshio Hosono , Minoru Uoshima , Junji Uehara , Tomoki Kobayashi , Yuji Matsumoto , Chihiro Wake
发明人： Masanori Hayashi , Kenichiro Ueda , Yoshio Hosono , Minoru Uoshima , Junji Uehara , Tomoki Kobayashi , Yuji Matsumoto , Chihiro Wake
IPC分类号： H01M8/04
CPC分类号： H01M8/04231 , H01M8/04007 , H01M8/04097 , H01M8/04358 , H01M8/04388 , H01M8/04395 , H01M8/04462 , H01M8/04552 , H01M8/04582 , H01M8/04589 , H01M8/04753 , H01M8/04761 , H01M8/04955 , H01M8/0662
摘要： A start-up method for a fuel cell system that includes a fuel cell that carries out power generation by the electrochemical reaction between a fuel gas and the oxygen gas in the air; a fuel gas discharge path and a fuel gas supply path that are connected to the fuel cell; a fuel gas circulation path in which the fuel gas discharge path merges with the fuel gas supply path; and a purge valve provided on the fuel gas circulation path in order to discharge the circulating fuel gas from the fuel gas circulation path. The method includes the steps of opening the purge valve at the same time that the fuel gas is supplied to the fuel cell and replacing the nitrogen gas that originates in the air and is present in the fuel gas circulation path by fuel gas; and closing the purge valve after the nitrogen gas in the fuel gas circulation path has been replaced by the fuel gas.
摘要翻译：一种燃料电池系统的启动方法，其包括通过燃料气体和空气中的氧气之间的电化学反应进行发电的燃料电池; 与燃料电池连接的燃料气体排出路径和燃料气体供给路径; 燃料气体排出路与燃料气体供给路合流的燃料气体循环路径; 以及设置在燃料气体循环路径上以从燃料气体循环路径排出循环燃料气体的净化阀。该方法包括以下步骤：在将燃料气体供应到燃料电池的同时打开吹扫阀，并且用燃料气体替换存在于燃料气体循环路径中的空气中的氮气; 并且在燃料气体循环路径中的氮气已经被燃料气体代替之后关闭净化阀。

12. 发明授权

US09331347B2 Fuel cell system and control method thereof 有权
标题翻译：燃料电池系统及其控制方法
公开(公告)号：US09331347B2
公开(公告)日：2016-05-03
申请号：US13449467
申请日：2012-04-18
申请人： Yuji Matsumoto , Kenichiro Ueda , Chihiro Wake , Go Kikuchi , Koichiro Miyata
发明人： Yuji Matsumoto , Kenichiro Ueda , Chihiro Wake , Go Kikuchi , Koichiro Miyata
IPC分类号： H01M8/04 , H01M8/24
CPC分类号： H01M8/04 , H01M8/04201 , H01M8/04303 , H01M8/0438 , H01M8/04492 , H01M8/04552 , H01M8/04679 , H01M8/04753 , H01M8/04776 , H01M8/0491 , H01M8/24 , H01M16/006 , H01M2250/20 , Y02E60/50 , Y02T90/32
摘要： A fuel cell system that can quickly transition to idling stop and can suppress degradation of the electrolyte membrane and decline in cell voltage during idling stop, without requiring a discharge resistor to be provided, and a control method thereof are provided. A fuel cell system (1) includes a fuel cell (10) configured by layering a plurality of fuel cell cells that generate power by reactant gas being supplied thereto, and a supply device 20 that supplies reactant gas to the fuel cell (10), in which idling stop control is initiated to supply air of a lower flow rate than during idling power generation to the fuel cell (10), while producing lower current than during idling power generation from the fuel cell (10), in a case of a predetermined condition being established during idling power generation.
摘要翻译：能够快速地转变为空转停止的燃料电池系统及其控制方法，能够抑制电池膜的劣化和怠速停止时的电池电压的下降，而不需要设置放电电阻。燃料电池系统（1）包括燃料电池（10），该燃料电池（10）通过层叠由供给反应气体而产生电力的多个燃料电池单元和将反应气体供给到燃料电池（10）的供给装置20，其中启动空转停止控制，以向空燃料电池（10）提供比在空转发电期间更低流量的空气，同时产生比在来自燃料电池（10）的空转发电期间更低的电流，在在空转发电期间建立了预定条件。

13. 发明授权

US09099700B2 Fuel cell system and warming up completion determining method for the same 有权
标题翻译：燃料电池系统和预热完成确定方法相同
公开(公告)号：US09099700B2
公开(公告)日：2015-08-04
申请号：US12565691
申请日：2009-09-23
申请人： Koichiro Miyata , Chihiro Wake
发明人： Koichiro Miyata , Chihiro Wake
IPC分类号： H01M8/04 , H01M8/10
CPC分类号： H01M8/0432 , B60L1/02 , B60L3/0053 , B60L11/1885 , B60L11/1892 , B60L11/1894 , B60L11/1898 , B60L2240/36 , B60L2240/662 , B60L2260/44 , B60L2260/56 , B60L2270/142 , B60L2270/145 , H01M8/04253 , H01M8/04723 , H01M2008/1095 , Y02E60/50 , Y02T10/7291 , Y02T90/16 , Y02T90/34
摘要： A fuel cell system includes a fuel cell stack, a warming up status detector, a warming up completion threshold setter, an informing device, an estimator, and a threshold changer. The warming up status detector is configured to detect a warming up status of the fuel cell stack. The informing device is configured to inform of completion of warming up when a value corresponding to a warming up status detected by the warming up status detector is equal to or higher than a threshold value set by the warming up completion threshold setter. The estimator is configured to estimate whether generated water is frozen in the fuel cell stack. The threshold changer is configured to change the threshold value set by the warming up completion threshold setter in accordance with a freezing state of the generated water in the fuel cell stack estimated by the estimator.
摘要翻译：燃料电池系统包括燃料电池堆，预热状态检测器，预热完成阈值设定器，通知装置，估计器和阈值变换器。预热状态检测器被配置为检测燃料电池堆的预热状态。通知装置被配置为当与由预热状态检测器检测到的预热状态相对应的值等于或高于由预热完成阈值设定器设置的阈值时，通知完成预热。估计器被配置为估计在燃料电池堆中产生的水是否被冷冻。阈值变换器被配置为根据由估计器估计的燃料电池堆中产生的水的冻结状态来改变由预热完成阈值设定器设定的阈值。

14. 发明授权

US08435686B2 Fuel cell system 有权
标题翻译：燃料电池系统
公开(公告)号：US08435686B2
公开(公告)日：2013-05-07
申请号：US12128496
申请日：2008-05-28
申请人： Koichiro Miyata , Chihiro Wake , Jumpei Ogawa
发明人： Koichiro Miyata , Chihiro Wake , Jumpei Ogawa
IPC分类号： H01M8/04
CPC分类号： H01M8/0432 , H01M8/0488 , H01M8/0491 , H01M2250/20 , Y02T90/32
摘要： A fuel cell system is provided that can suppress the degradation of the MEA and simultaneously assure the merchantability. The fuel cell system 1 includes: a fuel cell 10 that generates electric power by reacting hydrogen gas and oxidant gas; a temperature sensor 103 that detects the temperature of the fuel cell 10; a voltage lower limit calculation portion 31 that sets the voltage threshold to limit the output of the fuel cell 10 based on the temperature detected of the fuel cell 10; a current upper limit calculation portion 32 and the current limiting portion 33 that limits the output of the fuel cell in a case where the voltage generated by the fuel cell 10 is lower than the voltage threshold.
摘要翻译：提供了能够抑制MEA的劣化并同时确保适销性的燃料电池系统。燃料电池系统1包括：燃料电池10，其通过使氢气与氧化剂气体反应产生电力; 检测燃料电池10的温度的温度传感器103; 电压下限计算部31，其根据检测到的燃料电池10的温度设定电压阈值以限制燃料电池10的输出; 在燃料电池10产生的电压低于电压阈值的情况下限制燃料电池的输出的电流上限计算部32和限流部33。

15. 发明授权

US07867661B2 Fuel cell system and method 有权
标题翻译：燃料电池系统及方法
公开(公告)号：US07867661B2
公开(公告)日：2011-01-11
申请号：US11492429
申请日：2006-07-25
申请人： Jumpei Ogawa , Chihiro Wake , Koichiro Miyata
发明人： Jumpei Ogawa , Chihiro Wake , Koichiro Miyata
IPC分类号： H01M8/04 , H01M8/12
CPC分类号： H01M8/04462 , H01M8/04007 , H01M8/04223 , H01M8/04302 , H01M8/04328 , H01M8/04335 , H01M8/04343 , H01M8/0435 , H01M8/04395 , H01M8/04567 , H01M8/04753 , H01M8/04761 , H01M8/04783 , H01M8/241 , H01M8/2457 , H01M2008/1095
摘要： A fuel cell system and a method for scavenging it are provided. The fuel cell system includes a fuel cell, a fuel gas passage, an oxidant gas passage, a communicating passage, a communicating valve, a monitoring device, a valve controller, a scavenging device and a computing device. The monitoring device monitors a state transition of the fuel cell after a termination of power generation. The valve controller opens the communicating valve when a signal indicative of the state transition meets a predetermined criterion. The scavenging device includes a first scavenging device for the oxidant gas passage, and a second scavenging device for the fuel gas passage. The computing device computes an amount of the oxidant gas required for scavenging according to a system shut off time. The scavenging device conducts scavenging with the amount of the oxidant gas obtained by the computing device.
摘要翻译：提供了一种燃料电池系统及其清除方法。燃料电池系统包括燃料电池，燃料气体通道，氧化剂气体通道，连通通道，连通阀，监测装置，阀控制器，扫气装置和计算装置。监测装置在发电结束后监视燃料电池的状态转变。当指示状态转换的信号满足预定标准时，阀控制器打开连通阀。清扫装置包括用于氧化剂气体通道的第一清除装置和用于燃料气体通道的第二扫气装置。计算装置根据系统关闭时间计算清扫所需的氧化剂气体量。清除装置用计算装置获得的氧化剂气体的量进行清除。

16. 发明申请

US20080290832A1 FUEL CELL SYSTEM AND METHOD OF STARTING OPERATION OF FUEL CELL SYSTEM 有权
标题翻译：燃油电池系统及启动燃料电池系统运行方法
公开(公告)号：US20080290832A1
公开(公告)日：2008-11-27
申请号：US12125668
申请日：2008-05-22
申请人： Chihiro Wake , Jumpei Ogawa
发明人： Chihiro Wake , Jumpei Ogawa
IPC分类号： H02J7/00 , H01M8/02
CPC分类号： H01M8/0432 , H01M8/04097 , H01M8/04223 , H01M8/04225 , H01M8/04302 , H01M8/0494 , H01M16/003
摘要： A fuel cell system includes a fuel cell stack for power generation by electrochemical reactions of a fuel gas and an oxygen-containing gas, a high voltage energy storage capable of storing and discharging electrical energy generated by power generation of the fuel cell stack, and capable of being directly coupled to the fuel cell stack, a group of loads consuming at least electrical energy generated by the fuel cell stack or electrical energy discharged from the high voltage energy storage, and an auxiliary device control unit for reducing an amount of electrical energy remaining in the energy storage to a predetermined value by any of the group of loads, before starting power generation of the fuel cell stack.
摘要翻译：燃料电池系统包括用于通过燃料气体和含氧气体的电化学反应发电的燃料电池堆，能够存储和排出由燃料电池堆的发电产生的电能的高压能量存储器，并且能够直接耦合到燃料电池堆，消耗至少由燃料电池堆产生的电能或从高压能量存储器放出的电能的一组负载，以及用于减少剩余电能量的辅助装置控制单元在所述燃料电池堆的发电开始之前，通过所述一组负载中的任何一个将所述能量存储器中的能量存储到所述预定值。

17. 发明申请

US20070026281A1 Fuel cell system with cooling and method of controlling the same 有权
标题翻译：具有冷却的燃料电池系统及其控制方法
公开(公告)号：US20070026281A1
公开(公告)日：2007-02-01
申请号：US11492631
申请日：2006-07-24
申请人： Kenichiro Ueda , Junji Uehara , Chihiro Wake
发明人： Kenichiro Ueda , Junji Uehara , Chihiro Wake
IPC分类号： H01M8/04 , H01M8/12
CPC分类号： H01M8/04089 , H01M8/04029 , H01M2250/20 , Y02T90/32
摘要： A fuel cell system includes: a fuel cell that generates an electric power and heat by a reaction of a reaction gas; a heat exchanger; a coolant circuit for a coolant between the fuel cell and the heat exchanger; a coolant circulating pump for circulating the coolant in the coolant circuit; and a drive motor for driving the coolant circulating pump, the coolant receiving and carrying the heat to the heat exchanger by the coolant circuit, the coolant circulating pump, and the drive motor. A rotational speed of the drive motor is controlled according to an upper limit of the rotational speed of the drive motor which may be determined on the basis of a cooling capacity of the heat exchanger, a speed of the vehicle mounting the fuel cell system, a generated electric power, and a flow rate of the reaction gas.
摘要翻译：燃料电池系统包括：燃料电池，其通过反应气体的反应产生电力和热; 热交换器; 用于燃料电池和热交换器之间的冷却剂的冷却剂回路; 用于使冷却剂回路中的冷却剂循环的冷却剂循环泵; 以及用于驱动冷却剂循环泵的驱动电动机，冷却剂通过冷却剂回路，冷却剂循环泵和驱动电动机接收并传递给热交换器。驱动马达的旋转速度根据驱动马达的转速的上限来进行控制，驱动马达的转速可以根据热交换器的冷却能力，燃料电池系统的车速，产生的电力和反应气体的流量。

18. 发明申请

US20060199052A1 Fuel cell system 有权
标题翻译：燃料电池系统
公开(公告)号：US20060199052A1
公开(公告)日：2006-09-07
申请号：US11365917
申请日：2006-03-02
申请人： Koichiro Miyata , Kenichiro Ueda , Chihiro Wake , Junji Uehara
发明人： Koichiro Miyata , Kenichiro Ueda , Chihiro Wake , Junji Uehara
IPC分类号： H01M8/04
CPC分类号： H01M8/04955 , H01M8/04231 , H01M8/0432 , H01M8/04365 , H01M8/04686 , H01M8/04753
摘要： There is provided a fuel cell for generating a electric power by a reaction of a reaction gas, a reaction gas flow path through which the reaction gas passes, purge section for purging the reaction gas flow path with a purging gas, a purge judging section for judging as to whether or not a purging operation by the purge section is required, and a failure detecting section for detecting a failure of a judgment support device. When the failure of the judgment support device is detected by the failure detecting section, there action gas flow path is purged by the purge section when stopping the power generation of the fuel cell.
摘要翻译：提供了一种燃料电池，用于通过反应气体，反应气体通过的反应气体流动路径，用于清除反应气体流路的净化部分与净化气体的反应产生电力，净化判断部分，用于判断是否需要净化部的清扫动作，以及用于检测判断支援装置的故障的故障检测部。当故障检测部分检测到判断支持装置的故障时，当停止燃料电池的发电时，由吹扫部分清除动作气体流动路径。

19. 发明申请

US20060141310A1 Fuel cell system and method of controlling the same 审中-公开
标题翻译：燃料电池系统及其控制方法
公开(公告)号：US20060141310A1
公开(公告)日：2006-06-29
申请号：US11313113
申请日：2005-12-20
申请人： Koichiro Miyata , Kenichiro Ueda , Chihiro Wake , Jumpei Ogawa
发明人： Koichiro Miyata , Kenichiro Ueda , Chihiro Wake , Jumpei Ogawa
IPC分类号： H01M8/04
CPC分类号： H01M8/04007 , H01M8/04231 , H01M8/04253
摘要： A fuel cell system wherein even if the fuel cell is exposed to a cold environment, stabilization of power generation is possible. The fuel cell system comprises: a fuel cell in which electric power is generated by a reaction of reaction gases; purging means for purging at least one of reaction gas flow paths through which reaction gases flow; thermal detecting means for detecting a temperature of the fuel cell; low-temperature determining means, which determines that the temperature of the fuel cell is low every time it is below a predetermined temperature; and purging control means for purging the fuel cell when the low-temperature determining means determines, after an input of a power generation stop signal, that the temperature of the fuel cell is low.
摘要翻译：一种燃料电池系统，其中即使燃料电池暴露于寒冷的环境中，发电的稳定也是可能的。燃料电池系统包括：通过反应气体的反应产生电力的燃料电池; 吹扫装置，用于吹扫反应气体流过的反应气体流动路径中的至少一个; 用于检测燃料电池的温度的热检测装置; 低温判定单元，每当低于预定温度时，确定燃料电池的温度低; 以及当低温确定装置在输入发电停止信号之后确定燃料电池的温度低时，清除燃料电池的吹扫控制装置。

20. 发明授权

US09711813B2 Fuel cell system and start up control method for the fuel cell system 有权
公开(公告)号：US09711813B2
公开(公告)日：2017-07-18
申请号：US11563895
申请日：2006-11-28
申请人： Chihiro Wake , Koichiro Miyata
发明人： Chihiro Wake , Koichiro Miyata
IPC分类号： H01M8/04 , H01M8/0438 , H01M8/04119 , H01M8/04223 , H01M8/0432 , H01M8/04746 , H01M8/04955 , H01M8/0662 , H01M8/04089 , H01M8/0444
CPC分类号： H01M8/04395 , H01M8/0258 , H01M8/04097 , H01M8/04179 , H01M8/04223 , H01M8/04225 , H01M8/04231 , H01M8/04253 , H01M8/04343 , H01M8/04365 , H01M8/04388 , H01M8/0444 , H01M8/04753 , H01M8/04761 , H01M8/04955 , H01M8/0662 , H01M8/241 , H01M8/2457
摘要： A scavenging process is performed on the anode side by opening an air supply valve to remove liquid droplets in a fuel gas flow field using the compressed air from an air compressor. During the scavenging process, when a start up signal from an ignition switch is received, the start up of a fuel cell is prohibited until the gas in the fuel gas flow field is replaced completely by air.

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