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1. 发明公开

EP2940771A4 FUEL CELL SYSTEM AND METHOD FOR CONTROLLING SAME 失效
标题翻译：维也纳冷冻炖肉系统的BRENNSTOFFZELLENSYSTEM
公开(公告)号：EP2940771A4
公开(公告)日：2015-12-16
申请号：EP13869501
申请日：2013-11-26
申请人： NISSAN MOTOR
发明人： TAKEDA HIROSHI , ASAI YOSHITOMO
IPC分类号： H01M8/04 , H01M8/10
CPC分类号： H01M8/04104 , H01M8/04089 , H01M8/04201 , H01M8/04291 , H01M8/04492 , H01M8/04649 , H01M8/04723 , H01M8/04753 , H01M8/04776 , H01M8/04828 , H01M2008/1095 , H01M2250/20 , Y02T90/32
摘要： A fuel cell system includes a fuel cell, an air supplier, an air passage connected to the fuel cell, air supplied from the air supplier flowing in the air passage, a bleed passage branched off from the air passage on a side upstream of the fuel cell and joining the air passage on a side downstream of the fuel cell, part of the air supplied by the air supplier flowing in the bleed passage in such a manner as to circumvent the fuel cell, a bleed valve provided in the bleed passage, the bleed valve regulating the amount of air flowing in the bleed passage, an air supplier control unit which controls the air supplier to supply a predetermined amount of air, a wetness reduction determination unit which determines whether or not it is necessary to reduce a degree of wetness of the fuel cell, and a bleed amount control unit which reduces an opening of the bleed valve when the degree of wetness of the fuel cell needs to be reduced.
摘要翻译：燃料电池系统包括燃料电池，空气供应器，连接到燃料电池的空气通道，从在空气通道中流动的空气供应器供应的空气，在燃料上游侧从空气通道分支的排放通道并且在燃料电池下游的一侧连接空气通道，由空气供应器供应的部分空气以排出燃料电池的方式流过排放通道，设置在排放通道中的排放阀，调节排出通道中流动的空气量的排气阀，控制空气供应器供应预定量空气的空气供应器控制单元，确定是否需要降低湿度的湿度降低确定单元和排出量控制单元，当需要减少燃料电池的湿度时，减少泄放阀的打开。

2. 发明公开

EP2827421A4 FUEL CELL SYSTEM 失效
标题翻译： BRENNSTOFFZELLENSYSTEM
公开(公告)号：EP2827421A4
公开(公告)日：2015-03-11
申请号：EP13760752
申请日：2013-03-13
申请人： NISSAN MOTOR
发明人： OBATA TAKEAKI , ASAI YOSHITOMO , CHIKUGO HAYATO
IPC分类号： H01M8/04 , H01M8/10
CPC分类号： H01M8/04992 , H01M8/04089 , H01M8/04104 , H01M8/04388 , H01M8/04753 , H01M8/04783 , H01M8/1039 , H01M2008/1095 , H01M2250/20 , Y02T90/32
摘要： A fuel cell system includes a target pressure setting unit configured to periodically and repeatedly set a target upper limit pressure and a target lower limit pressure as a target pressure of anode gas and an upper limit pressure setting unit configured to set the smaller one of an upper limit value of the anode gas set based on durability performance of a fuel cell and an upper limit value of the anode gas set based on output performance of the fuel cell as an upper limit pressure of the anode gas. The target pressure setting unit sets a value smaller than the upper limit value as the target upper limit pressure when the upper limit value of the anode gas set based on the durability performance of the fuel cell is selected as the upper limit pressure of the anode gas and sets a pressure higher than the upper limit value as the target upper limit pressure when the upper limit value of the anode gas set based on the output performance of the fuel cell is selected.
摘要翻译：燃料电池系统包括目标压力设定单元，其被配置为周期性地重复地将目标上限压力和目标下限压力设定为阳极气体的目标压力，上限压力设定单元被配置为将上限基于燃料电池的耐久性能的阳极气体组的极限值和基于燃料电池的输出性能设定的阳极气体的上限值作为阳极气体的上限压力。目标压力设定单元将基于燃料电池的耐久性能设定的阳极气体的上限值选择为阳极气体的上限压力时，将比上限值小的值设定为目标上限压力并且当选择基于燃料电池的输出性能设定的阳极气体的上限值时，设定高于上限值的压力作为目标上限压力。

3. 发明公开

EP3214687A4 FUEL CELL SYSTEM 有权
标题翻译： BRENNSTOFFZELLENSYSTEM
公开(公告)号：EP3214687A4
公开(公告)日：2017-09-06
申请号：EP15854564
申请日：2015-09-16
申请人： NISSAN MOTOR
发明人： ASAI YOSHITOMO
IPC分类号： H01M8/04119 , H01M8/0438
CPC分类号： H01M8/04753 , H01M8/04089 , H01M8/04179 , H01M8/04197 , H01M8/04201 , H01M8/04388 , H01M8/04402 , H01M8/04619 , H01M8/04873 , H01M2250/20
摘要： A fuel cell system includes a supply valve for supplying an anode gas into an anode system, a purge valve for discharging an off-gas from the anode system, a pressure detecting portion configured to estimate or measures a pressure inside the anode system, a supply valve control portion configured to control an open/close operation of the supply valve based on a load of the fuel cell, a purge flow rate estimating portion configured to estimate a purge flow rate of the off-gas discharged from the anode system through the purge valve based on a pressure decrease inside the anode system in a supply valve close state, and a purge valve control portion configured to open the purge valve in synchronization with the supply valve close state.
摘要翻译：一种燃料电池系统包括用于将阳极气体供应到阳极系统中的供应阀，用于从阳极系统排放废气的清除阀，配置成估计或测量阳极系统内部的压力的压力检测部，阀控制部，其基于燃料电池的负载来控制供给阀的开闭动作;净化流量估计部，其估计通过净化从阳极系统排出的废气的净化流量在供给阀关闭状态下基于阳极系统内部的压力下降来切换阀;以及放气阀控制部，其与供给阀关闭状态同步地打开放气阀。

4. 发明公开

EP3035427A4 FUEL CELL SYSTEM AND FUEL CELL SYSTEM CONTROL METHOD 失效
标题翻译：燃料电池系统和燃料电池系统的控制方法
公开(公告)号：EP3035427A4
公开(公告)日：2016-08-17
申请号：EP14836078
申请日：2014-07-16
申请人： NISSAN MOTOR
发明人： ASAI YOSHITOMO , TOMITA YOUSUKE
IPC分类号： H01M8/04 , H01M8/04223 , H01M8/0438 , H01M8/0444 , H01M8/04746 , H01M8/10
CPC分类号： H01M8/04776 , H01M8/04231 , H01M8/04388 , H01M8/0444 , H01M8/04753 , H01M8/04761 , H01M2250/20 , Y02T90/32
摘要： A fuel cell system includes a compressor for supplying the cathode gas to the fuel cell, an anode gas discharge system for discharging anode off-gas discharged from the fuel cell into a cathode gas flow passage, a pulsating operation control unit for causing a pressure of the anode gas to pulsate based on an operating state of the fuel cell, a purge control unit for purging the anode off-gas into the cathode gas flow passage based on an impurity concentration of an anode of the fuel cell and a pressure of the anode, and a compressor control unit for controlling the compressor based on a purge flow rate controlled by the purge control unit, and the purge control unit for setting the pressure of the anode to a predetermined value determined according to a pulsating state of the anode gas.

5. 发明公开

EP3021398A4 FUEL CELL SYSTEM, AND CONTROL METHOD FOR FUEL CELL SYSTEM 有权
标题翻译： BRENNSTOFFZELLENSYSTEM UND STEUERUNGSVERFAHRENFÜRDAS BRENNSTOFFZELLENSYSTEM
公开(公告)号：EP3021398A4
公开(公告)日：2016-08-10
申请号：EP14823395
申请日：2014-06-05
申请人： NISSAN MOTOR
发明人： ASAI YOSHITOMO , TAKEDA HIROSHI
IPC分类号： H01M8/04089 , H01M8/04119 , H01M8/04223 , H01M8/0432 , H01M8/0438 , H01M8/04746 , H01M8/04828
CPC分类号： H01M8/04753 , H01M8/04104 , H01M8/04179 , H01M8/04231 , H01M8/04335 , H01M8/04388 , H01M8/04395 , H01M8/0485
摘要： A fuel cell system that generates power by supplying anode and cathode gases to a fuel cell, comprising a compressor configured to adjust a flow rate of the cathode gas supplied to the fuel cell, a relief valve configured to adjust a pressure of the cathode gas supplied to the fuel cell, a pulsation operation unit configured to pulsate an anode gas pressure, a target flow rate setting unit configured to set a target flow rate of the cathode gas on the basis of a request from the fuel cell, a first target pressure setting unit configured to set a first target pressure of the cathode gas on the basis of a request from the fuel cell, a second target pressure setting unit configured to set a second target pressure of the cathode gas for maintaining a pressure difference between an anode and a cathode of the fuel cell within a predetermined allowable pressure difference range, a target pressure setting unit configured to set the higher one of the first and second target pressures as a target pressure, and a control unit configured to control the compressor and the relief valve on the basis of the target flow rate and the target pressure. The control unit controls the compressor on the basis of the target flow rate and a limitative pressure obtained by limiting pulsation of the target pressure when the target pressure is pulsated in response to pressure pulsation of the anode gas.
摘要翻译：一种燃料电池系统，其通过向燃料电池供应阳极和阴极气体而产生电力，包括压缩机，其构造成调节供应到燃料电池的阴极气体的流量;配置为调节供应的阴极气体的压力的安全阀燃料电池，配置为脉动阳极气体压力的脉动操作单元，被配置为基于来自燃料电池的要求设定阴极气体的目标流量的目标流量设定单元，第一目标压力设定其被配置为基于来自燃料电池的要求设定阴极气体的第一目标压力;第二目标压力设定单元，被配置为设定用于维持阳极和阴极气体之间的压力差的阴极气体的第二目标压力燃料电池的阴极在预定的允许压力差范围内，目标压力设定单元，被配置为将第一和第二目标压力中的较高的一个设定为压力以及控制单元，其构造成基于目标流量和目标压力来控制压缩机和安全阀。控制单元根据目标流量和当目标压力响应于阳极气体的压力脉动而脉动地限制目标压力的脉动而获得的限制压力来控制压缩机。

6. 发明公开

EP2822072A4 FUEL CELL SYSTEM 有权
标题翻译： BRENNSTOFFZELLENSYSTEM
公开(公告)号：EP2822072A4
公开(公告)日：2015-04-08
申请号：EP13754849
申请日：2013-02-28
申请人： NISSAN MOTOR
发明人： ASAI YOSHITOMO , TAKEDA HIROSHI
IPC分类号： H01M8/04
CPC分类号： H01M8/04111 , H01M8/04089 , H01M8/0438 , H01M8/04395 , H01M8/04425 , H01M8/04746 , H01M8/04753 , H01M8/04776 , H01M8/2465 , H01M2250/20
摘要： Provided is a fuel cell system configured to: calculate a target stack supply flow rate based on a request from a fuel cell stack; calculate a compressor supply flow rate requested by stack based on a stack supply flow rate and the target stack supply flow rate; set a larger one of the compressor supply flow rate requested by stack and a lower limit flow rate, which is determined depending on an operation state of the fuel cell system, as a target compressor supply flow rate; control a compressor depending on the target compressor supply flow rate; control a bypass valve based on the stack supply flow rate and the target stack supply flow rate; fix the bypass valve when the stack supply flow rate is in a predetermined bypass valve fixing range having the target stack supply flow rate as a reference, and the stack supply flow rate becomes less than the target stack supply flow rate; and release the fixation of the bypass valve when the target compressor supply flow rate becomes more than the lower limit flow rate after the bypass valve is fixed.
摘要翻译：提供一种燃料电池系统，其被配置为：基于来自燃料电池堆的请求来计算目标堆供应流量; 基于堆供应流量和目标堆供应流量计算堆栈请求的压缩机供应流量; 设定堆叠要求的压缩机供给流量和根据燃料电池系统的运转状态决定的下限流量作为目标压缩机供给流量; 根据目标压缩机供应流量控制压缩机; 基于堆供应流量和目标堆供应流量控制旁通阀; 当堆叠供给流量处于作为基准的目标堆积供给流量的规定的旁通阀固定范围内，并且堆供给流量变得小于目标堆供给流量时，固定旁通阀; 在目标压缩机供给流量比旁通阀固定后的下限流量大时，释放旁通阀的固定。

7. 发明公开

EP2765638A4 DEVICE FOR CONTROLLING FUEL CELL SYSTEM 有权
标题翻译： VORRICHTUNG ZUR STEUERUNG EINER BRENNSTOFFZELLENANLAGE
公开(公告)号：EP2765638A4
公开(公告)日：2015-03-04
申请号：EP12837732
申请日：2012-09-19
申请人： NISSAN MOTOR
发明人： KUMADA MITSUNORI , ASAI YOSHITOMO
IPC分类号： H01M8/04 , B60L1/00 , B60L3/00 , B60L11/18 , B60L15/20
CPC分类号： H01M8/04201 , B60L1/003 , B60L3/0038 , B60L11/1805 , B60L11/1861 , B60L11/1885 , B60L11/1887 , B60L11/1892 , B60L11/1898 , B60L15/20 , B60L2210/10 , B60L2240/36 , B60L2240/421 , B60L2240/423 , B60L2240/549 , B60L2250/26 , B60L2270/142 , B60L2270/145 , H01M8/04089 , H01M8/04104 , H01M8/04753 , H01M2250/20 , Y02E60/50 , Y02T10/645 , Y02T10/7044 , Y02T10/705 , Y02T10/7216 , Y02T10/7275 , Y02T90/16 , Y02T90/32 , Y02T90/34

8. 发明公开

EP3185344A4 FUEL CELL SYSTEM AND FUEL CELL SYSTEM CONTROL METHOD 审中-实审
标题翻译： BRENNSTOFFZELLENSYSTEM UND BRENNSTOFFZELLENSYSTEMSTEUERUNGSVERFAHREN
公开(公告)号：EP3185344A4
公开(公告)日：2017-09-20
申请号：EP14900099
申请日：2014-08-20
申请人： NISSAN MOTOR
发明人： ASAI YOSHITOMO , TAKEDA HIROSHI
IPC分类号： H01M8/04089 , H01M8/04 , H01M8/0438 , H01M8/04746
CPC分类号： H01M8/04104 , H01M8/04395 , H01M8/04432 , H01M8/04753 , H01M8/04783 , H01M2250/20
摘要： A fuel cell system includes a supply unit configured to supply cathode gas to a fuel cell, a bypass valve configured to bypass the cathode gas to be supplied to the fuel cell by the supply unit, a detection unit configured to detect a state of the cathode gas to be supplied to the fuel cell without being bypassed by the bypass valve, a pressure adjusting unit configured to adjust a pressure of the cathode gas to be supplied to the fuel cell, a calculation unit configured to calculate a target flow rate and a target pressure of the cathode gas to be supplied to the fuel cell according to an operating state of the fuel cell, an operating state control unit configured to control an operation amount of at least one of the pressure adjusting unit and the supply unit on the basis of a flow rate and the pressure of the cathode gas detected by the detection unit and the target flow rate and the target pressure calculated by the calculation unit, a bypass valve control unit configured to open and close the bypass valve on the basis of the flow rate of the cathode gas detected by the detection unit and the target flow rate calculated by the calculation unit, and a pressure compensation unit configured to compensate for the pressure of the cathode gas to be supplied to the fuel cell by increasing the at least one operation amount controlled by the operating state control unit or by decreasing an opening speed of the bypass valve when the bypass valve is opened.
摘要翻译：本发明公开了一种燃料电池系统，包括：供应单元，配置为向燃料电池供应阴极气体;旁通阀，配置为绕过由供应单元供应到燃料电池的阴极气体;检测单元，配置为检测阴极气体供应到燃料电池而不被旁通阀旁路;压力调节单元，构造成调节供应到燃料电池的阴极气体的压力;计算单元，构造成计算目标流量;目标流量根据所述燃料电池的运行状态提供给所述燃料电池的阴极气体的压力;运行状态控制单元，用于基于所述燃料电池的运行状态来控制所述压力调节单元和所述供应单元中的至少一个的运行量; 由所述检测单元检测出的所述阴极气体的流量和压力以及由所述计算单元计算出的所述目标流量和所述目标压力;旁通阀控制单元，基于由检测单元检测到的阴极气体的流量和由计算单元计算的目标流量来关闭旁通阀以及压力补偿单元，该压力补偿单元被配置为补偿将被供应的阴极气体的压力通过增加由运行状态控制单元控制的至少一个运行量或者通过在旁通阀打开时减小旁通阀的打开速度来向燃料电池供应燃料。

9. 发明公开

EP3214686A4 FUEL CELL SYSTEM AND CONTROL METHOD THEREFOR 有权
标题翻译： BRENNSTOFFZELLENSYSTEM UND STEUERUNGSVERFAHRENDAFÜR
公开(公告)号：EP3214686A4
公开(公告)日：2017-09-06
申请号：EP15855148
申请日：2015-09-17
申请人： NISSAN MOTOR
发明人： ASAI YOSHITOMO
IPC分类号： H01M8/04 , H01M8/04119 , H01M8/0432 , H01M8/0438 , H01M8/04746
CPC分类号： H01M8/04179 , H01M8/04 , H01M8/04201 , H01M8/0432 , H01M8/04388 , H01M8/04402 , H01M8/04753 , H01M8/04761 , H01M2250/20 , Y02T90/32
摘要： In order to improve estimation accuracy of a purging amount, a fuel cell system comprises a supply valve that controls a supply of an anode gas into an anode system, a purge valve that discharges an off-gas from the anode system, a pressure detecting unit configured to estimate or measures a pressure inside the anode system, and a purging amount estimating unit configured to estimate a purging amount of the off-gas discharged from the anode system through the purge valve based on a pressure change inside the anode system during a purge valve close duration in a supply valve open state and a pressure change inside the anode system during a purge valve close duration in a supply valve close state.
摘要翻译：为了提高净化量的推定精度，燃料电池系统具备：控制向阳极系统内供给阳极气体的供给阀，从阳极系统排出废气的放气阀，压力检测部被配置为估计或测量阳极系统内部的压力;以及清除量估计单元，被配置为基于清除期间阳极系统内部的压力变化估计通过清除阀从阳极系统排出的废气的清除量在供给阀打开状态下的阀关闭持续时间和在供给阀关闭状态下的清除阀关闭持续时间期间阳极系统内部的压力变化。

10. 发明公开

EP2712015A4 FUEL CELL SYSTEM 有权
公开(公告)号：EP2712015A4
公开(公告)日：2014-12-31
申请号：EP12786674
申请日：2012-04-05
申请人： NISSAN MOTOR
发明人： KUMADA MITSUNORI , MAKINO SHINICHI , ASAI YOSHITOMO
IPC分类号： H01M8/04 , B60L11/18 , H01M8/00
CPC分类号： H01M8/04223 , B60L1/003 , B60L11/1803 , B60L11/1857 , B60L11/1859 , B60L11/1861 , B60L11/1887 , B60L11/1892 , B60L2240/12 , B60L2240/36 , B60L2240/423 , B60L2240/545 , B60L2240/547 , B60L2240/549 , B60L2270/142 , B60L2270/145 , H01M8/04358 , H01M8/0438 , H01M8/04619 , H01M8/04753 , H01M8/0488 , H01M16/006 , H01M2250/20 , Y02T10/642 , Y02T10/7044 , Y02T10/705 , Y02T90/32 , Y02T90/34
摘要： The fuel cell system of the present invention comprises: an electric motor, a fuel cell stack, a fuel supply unit, and a controller that controls a power-plant including the fuel cell stack and the fuel supply unit. The controller comprises further: a stack output-response request computing unit to compute a stack output-response request requested for the fuel cell stack; a stack voltage setup unit during idle-stop to set up a lower limit of stack setup-voltage during idle-stop that is set up as a stack voltage during execution of idle-stop so as to be higher as the stack output-response request is larger, and so as to be lower as the request is smaller; and an operation unit of recovering a stack voltage during idle-stop to execute a recovery operation when an actual stack voltage becomes, during execution of idle-stop, lower than the lower limit of stack setup-voltage during idle-stop.

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