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1. 发明申请

WO2013003357A2 B-SIDE FEED FOR CRITICAL POWER APPLICATIONS 审中-公开
标题翻译：用于关键电源应用的B侧馈电
公开(公告)号：WO2013003357A2
公开(公告)日：2013-01-03
申请号：PCT/US2012/044214
申请日：2012-06-26
申请人： BLOOM ENERGY CORPORATION , BALLANTINE, Arne , GURUNATHAN, Ranganathan , SHYAMAVADHANI, Muralidhara Ramakrishna , PEARSON, Chad , THAYER, William , SRIDHAR, K. R.
发明人： BALLANTINE, Arne , GURUNATHAN, Ranganathan , SHYAMAVADHANI, Muralidhara Ramakrishna , PEARSON, Chad , THAYER, William , SRIDHAR, K. R.
CPC分类号： H02J3/382 , H02J3/006 , H02J3/383 , H02J3/386 , H02J3/387 , H02J9/06 , Y02B90/14 , Y10T307/352 , Y10T307/62 , Y10T307/696
摘要： A method of providing power to a load, such as an IT load, includes generating an output power using at least one power module comprising at least one fuel cell segment, providing a first portion of the output power through a grid to an A-side power feed of the load, and providing a second portion of the output power to a B-side power feed of the load.
摘要翻译：向诸如IT负载的负载提供电力的方法包括使用包括至少一个燃料电池分段的至少一个电力模块产生输出电力，提供输出电力的第一部分通过电网到负载的A侧供电，并且将输出电力的第二部分提供给负载的B侧供电。

2. 发明申请

WO2012068017A2 FUEL CELL SYSTEM WITH GRID INDEPENDENT OPERATION AND DC MICROGRID CAPABILITY 审中-公开
标题翻译：燃料电池系统具有网格独立运行和直流微电池能力
公开(公告)号：WO2012068017A2
公开(公告)日：2012-05-24
申请号：PCT/US2011/060604
申请日：2011-11-14
申请人： BLOOM ENERGY CORPORATION , SRINIVASAN, Ramesh , SWAMINATHAN, Rajaram , GURUNATHAN, Ranganathan , BALLANTINE, Arne , MCELROY, James
发明人： SRINIVASAN, Ramesh , SWAMINATHAN, Rajaram , GURUNATHAN, Ranganathan , BALLANTINE, Arne , MCELROY, James
IPC分类号： H01M8/04 , H02J3/00 , B60L11/18 , H01M10/44 , H02J7/00
CPC分类号： B60L11/1838 , B60L11/1805 , B60L11/1816 , B60L11/1824 , B60L11/1861 , B60L2230/28 , H01M8/04619 , H01M8/04925 , H01M8/04947 , H01M10/44 , H01M10/46 , H01M2250/20 , H02J1/108 , H02J1/14 , H02J3/32 , H02J3/387 , H02J7/34 , H02J9/00 , H02J9/061 , Y02E60/50 , Y02E60/721 , Y02P80/11 , Y02T10/7005 , Y02T10/7044 , Y02T10/705 , Y02T10/7088 , Y02T10/92 , Y02T90/121 , Y02T90/128 , Y02T90/14 , Y02T90/163 , Y02T90/32 , Y04S10/126 , Y10T307/615
摘要： A fuel cell system includes grid independent operation with DC microgrid capability. This fuel cell system has a capability of operation with and without the grid, and with DC micro-grid capability.
摘要翻译：燃料电池系统包括具有DC微电网能力的电网独立运行。这种燃料电池系统具有无电网运行能力，并具有直流微电网能力。

3. 发明申请

WO2017048542A1 ELECTROCHEMICAL IMPEDANCE SPECTROSCOPY ("EIS") ANALYZER AND METHOD OF USING THEREOF 审中-公开
标题翻译：电化学阻抗谱（“EIS”）分析仪及其使用方法
公开(公告)号：WO2017048542A1
公开(公告)日：2017-03-23
申请号：PCT/US2016/050255
申请日：2016-09-02
申请人： BLOOM ENERGY CORPORATION
发明人： SUDHAN, S., Karthick , GANESH, Bhavana , DUDHMANDE, Abhishek , GURUNATHAN, Ranganathan , RUSSELL, Ian
IPC分类号： H01M8/04537 , G01R31/36 , H01M8/124
CPC分类号： H01M8/04649 , H01M8/04305 , H01M8/04589 , H01M8/04679 , H01M8/04753 , H01M8/0491
摘要： Systems, methods, and devices of the various embodiments provide a hardware and software architecture enabling electrochemical impedance spectroscopy ("EIS") to be performed on multiple electrochemical devices, such as fuel cells, at the same time without human interaction with the electrochemical devices and to use EIS to dynamically monitor the performance of a fuel cell system. Embodiment methods may include determining an impedance of a set of fuel cells using electrochemical impedance spectroscopy, determining an ohmic polarization of the set of fuel cells from the impedance, determining a concentration polarization of the set of fuel cells from the impedance, comparing the ohmic polarization of the set of fuel cells to a first threshold, comparing the concentration polarization of the set of fuel cells to a second threshold, and initiating a corrective action when the ohmic polarization is above the first threshold or when the concentration polarization is below the second threshold.
摘要翻译：各种实施例的系统，方法和装置提供硬件和软件架构，其能够在多个电化学装置（例如燃料电池）上同时执行电化学阻抗谱（“EIS”），而不与人体与电化学装置相互作用，使用EIS动态监测燃料电池系统的性能。实施方案可以包括使用电化学阻抗谱法确定一组燃料电池的阻抗，从阻抗确定燃料电池组的欧姆极化，从阻抗确定燃料电池组的浓度极化，比较欧姆极化将所述燃料电池组转换为第一阈值，将所述燃料电池组的浓度极化与第二阈值进行比较，以及当所述欧姆极化高于所述第一阈值时或当所述浓度极化低于所述第二阈值时启动校正动作。

4. 发明申请

WO2008136978A1 RIPPLE CANCELLATION 审中-公开
标题翻译：纹理消除
公开(公告)号：WO2008136978A1
公开(公告)日：2008-11-13
申请号：PCT/US2008/005517
申请日：2008-04-30
申请人： BLOOM ENERGY CORPORATION , GURUNATHAN, Ranganathan , SRINIVASAN, Ramesh , KUMAR, Pavana
发明人： GURUNATHAN, Ranganathan , SRINIVASAN, Ramesh , KUMAR, Pavana
IPC分类号： H02M3/28 , H02M7/48
CPC分类号： H02M7/497 , H02M1/14 , Y10T307/685
摘要： Systems, methods and devices for power generation systems are described. In particular, embodiments of the invention relate to the architecture of power conditioning systems for use with fuel cells and methods used therein. More particularly, embodiments of the present invention relate to methods and systems usable to reduce ripple currents in fuel cells.
摘要翻译：描述了用于发电系统的系统，方法和装置。特别地，本发明的实施例涉及用于燃料电池的功率调节系统的结构及其中使用的方法。更具体地，本发明的实施例涉及可用于减少燃料电池中的纹波电流的方法和系统。

5. 发明申请

WO2015123304A1 STRUCTURE AND METHOD FOR FUEL CELL SYSTEM WHERE MULTIPLE FUEL CELLS AND POWER ELECTRONICS FEED LOADS IN PARALLEL ALLOWING FOR INTEGRATED ELECTROCHEMICAL IMPEDANCE SPECTROSCOPY ("EIS") 审中-公开
标题翻译：多个燃料电池和电力电子装置的燃料电池系统的结构和方法并行允许用于集成电化学阻抗谱（“EIS”）
公开(公告)号：WO2015123304A1
公开(公告)日：2015-08-20
申请号：PCT/US2015/015425
申请日：2015-02-11
申请人： BLOOM ENERGY CORPORATION
发明人： BALLANTINE, Arne , GURUNATHAN, Ranganathan , PMSVVSV, Prasad , VISHNUVARJULA, Anilkumar
IPC分类号： H01M8/04 , G01R31/36
CPC分类号： H01M8/04649 , H01M8/04679 , H01M8/04753 , H01M8/249 , H01M2250/10 , H02M1/14 , Y02B90/14
摘要： Systems, methods, and devices of the various embodiments enable electrochemical impedance spectroscopy ("EIS") to be performed on electrochemical devices, such as fuel cell stack segments, by power electronics connecting the electrochemical devices in parallel to a common load and/or bus. In an embodiment, the power electronics may compensate for any ripple generated during EIS such that no ripple is realized at the common load and/or bus.
摘要翻译：各种实施方案的系统，方法和装置使得电化学阻抗谱（“EIS”）能够在诸如燃料电池堆段之类的电化学装置上通过电力电子装置将电化学装置并联连接到公共负载和/或总线。在一个实施例中，功率电子器件可以补偿在EIS期间产生的任何纹波，使得在公共负载和/或总线处不实现纹波。

6. 发明申请

WO2009105448A2 FUEL CELL SYSTEM FOR CHARGING AN ELECTRIC VEHICLE 审中-公开
标题翻译：用于充电电动车辆的燃料电池系统
公开(公告)号：WO2009105448A2
公开(公告)日：2009-08-27
申请号：PCT/US2009/034367
申请日：2009-02-18
申请人： BLOOM ENERGY CORPORATION , SRIDHAR, K., R. , AARON, Stuart , BALLANTINE, Arne , LIGHT, Peter , REYNOLDS, Scott , SRINIVASAN, Ramesh , GURUNATHAN, Ranganathan
发明人： SRIDHAR, K., R. , AARON, Stuart , BALLANTINE, Arne , LIGHT, Peter , REYNOLDS, Scott , SRINIVASAN, Ramesh , GURUNATHAN, Ranganathan
IPC分类号： H01M8/04 , H02J7/32 , H01M10/44 , B60L11/18
CPC分类号： B60L11/1811 , B60L11/1816 , B60L11/1824 , B60L11/1881 , B60L11/1892 , B60L11/1894 , B60L2210/10 , B60L2210/40 , B60L2230/28 , H01M2/40 , H01M8/0432 , H01M8/04604 , H01M8/04701 , H01M8/04925 , H01M10/44 , H01M10/46 , H01M10/613 , H01M10/615 , H01M10/625 , H01M10/635 , H01M10/637 , H01M10/654 , H01M10/6561 , H01M10/6568 , H01M10/66 , H01M16/006 , H01M2250/10 , H01M2250/20 , H01M2250/405 , H02J7/0027 , Y02B90/14 , Y02B90/16 , Y02E60/50 , Y02T10/7088 , Y02T10/7241 , Y02T90/121 , Y02T90/127 , Y02T90/14 , Y02T90/16 , Y02T90/32 , Y02T90/34
摘要： A method for charging electric vehicles includes receiving information regarding an electric vehicle. At least a portion of the information is received through a vehicle interface configured to place a battery of the electric vehicle into electrical communication with a fuel cell system. A charge is delivered from the fuel cell system to the battery of the electric vehicle through the vehicle interface without use of a direct current to alternating current (DC/AC) converter. The charge is delivered based at least in part on the information.
摘要翻译：电动车辆的充电方法包括接收关于电动汽车的信息。所述信息的至少一部分通过配置成将电动汽车的电池与燃料电池系统电连通的车辆接口来接收。通过车辆接口，从燃料电池系统向电动车辆的电池供电，而不使用直流到交流（DC / AC）转换器。该费用至少部分基于信息交付。

7. 发明申请

WO2008136977A1 INTEGRAL STACK COLUMNS 审中-公开
标题翻译：整体堆叠柱
公开(公告)号：WO2008136977A1
公开(公告)日：2008-11-13
申请号：PCT/US2008/005516
申请日：2008-04-30
申请人： BLOOM ENERGY CORPORATION , SRINIVASAN, Ramesh , GURUNATHAN, Ranganathan
发明人： SRINIVASAN, Ramesh , GURUNATHAN, Ranganathan
IPC分类号： H02M3/28 , H02M7/48
CPC分类号： H02M7/497 , H02M2001/007 , H02M2001/0077 , Y10T307/50 , Y10T307/653 , Y10T307/685 , Y10T307/707
摘要： Systems and methods for power conversion are illustrated. Power conversion architecture for fuel cell systems in particular are described that use dual bus architectures having stack segment pairs and a center-tapped neutral line, and/or an architecture employing integer multiple of three DC/DC converter branches.
摘要翻译：说明了电源转换的系统和方法。具体描述了使用具有堆叠段对和中心抽头中性线的双总线架构和/或采用三个DC / DC转换器分支的整数倍的架构的燃料电池系统的功率转换架构。

8. 发明申请

WO2019194879A1 ADVANCED UNINTERRUPTABLE POWER MODULE CONTROLLER AND METHOD OF OPERATING SAME 审中-公开
公开(公告)号：WO2019194879A1
公开(公告)日：2019-10-10
申请号：PCT/US2019/013135
申请日：2019-01-11
申请人： BLOOM ENERGY CORPORATION
发明人： GURUNATHAN, Ranganathan , BALLANTINE, Arne , PMSVVSV, Prasad , GOPALAKRISHNAN, Vishal Anand , NARAYANASAMY, Saravanakumar , THIRUVENGADASWAMY, Badrinarayanan
IPC分类号： H02J3/38 , H02J1/00
摘要： A method and apparatus for parallel operation of multiple power sources including one fuel cell power source. The apparatus includes a droop controller master communicatively connected to the multiple power sources and configured to measure a load demand for the multiple power sources, a first droop controller slave communicatively connected to the droop controller master and to a first fuel cell power source, the first droop controller configured to calculate a first droop profile for the first fuel cell power source, a second droop controller slave communicatively connected to the droop controller master and to a second power source, and a first inverter, electrically connected to the first fuel cell power source and communicatively connected to the first droop controller slave, and configured to output power according to a first droop profile.

9. 发明申请

WO2012061055A2 FUEL CELL CONTROL DEVICE AND METHOD 审中-公开
标题翻译：燃料电池控制装置和方法
公开(公告)号：WO2012061055A2
公开(公告)日：2012-05-10
申请号：PCT/US2011/057440
申请日：2011-10-24
申请人： BLOOM ENERGY CORPORATION , GURUNATHAN, Ranganathan , BALLANTINE, Arne , ANAND, Aisur Gopalakrishnan Vishal , NARAYANASAMY, Saravanakumar , RAO, Kodali Venkata Narasimha
发明人： GURUNATHAN, Ranganathan , BALLANTINE, Arne , ANAND, Aisur Gopalakrishnan Vishal , NARAYANASAMY, Saravanakumar , RAO, Kodali Venkata Narasimha
IPC分类号： H02M7/48 , H01M8/00
CPC分类号： H02M1/10 , H02J1/102 , H02J3/387 , H02J2001/004 , H02M3/1584 , H02M7/493 , H02M2001/0032 , H02M2001/007 , Y02B70/16 , Y10T307/305 , Y10T307/707
摘要： A method includes controlling multiple networked input-parallel / output-parallel inverters of a fuel cell system as a single inverter assembly by a master controller. A fuel cell system includes a plurality of fuel cell segments, a plurality of DC/DC converters and at least one DC/AC inverter, where an output of each of the plurality of the fuel cell segments is connected to a pair of DC/DC converters, and each of the pair DC/DC converters is connected to an opposite polarity bus being provided to the inverter.
摘要翻译：一种方法包括通过主控制器将燃料电池系统的多个联网输入并行/输出并联逆变器控制为单个逆变器组件。燃料电池系统包括多个燃料电池段，多个DC / DC转换器和至少一个DC / AC逆变器，其中多个燃料电池段中的每一个的输出连接到一对DC / DC 转换器，并且成对的DC / DC转换器中的每一个连接到提供给逆变器的相反极性总线。

10. 发明申请

WO2020139747A1 SYSTEM AND METHOD FOR IMPEDANCE TESTING DC POWER SOURCES 审中-公开
公开(公告)号：WO2020139747A1
公开(公告)日：2020-07-02
申请号：PCT/US2019/067785
申请日：2019-12-20
申请人： BLOOM ENERGY CORPORATION
发明人： BALLANTINE, Arne , GURUNATHAN, Ranganathan , VISHNUVARJULA, Anilkumar , KARUPPAIAH, Chockkalingam
IPC分类号： H02J1/10 , H02J7/34 , G06F1/26
摘要： A method includes selecting a test waveform to inject from a first DC converter to at least one first DC power source other than a fuel cell, determining a first resulting ripple that will be generated in response to injecting the test waveform onto the battery, determining at least one offset waveform to inject from at least one second DC converter to at least one second DC power source to generate one or more second ripples which cancel the first resulting ripple, injecting the test waveform from the first DC converter to the at least one first DC power source, injecting the at least one offset waveform from the at least one second DC converter to the at least one second DC power source, and determining a characteristic of the first DC power source based at least in part on the impedance response of the first DC power source.

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