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1. 发明专利

JP2013055132A Method of fault diagnosis of photovoltaic power generation system 有权
标题翻译：光伏发电系统故障诊断方法
公开(公告)号：JP2013055132A
公开(公告)日：2013-03-21
申请号：JP2011190789
申请日：2011-09-01
申请人： Hitachi Ltd , 株式会社日立製作所 , Tokyo Electric Power Co Inc:The , 東京電力株式会社
发明人： KONO TORU , NAKAMURA AKIHIRO , NAKAMURA TOMOHARU , MORIKAWA HIROKI , MIYAZAKI SATOSHI , SUZUKI KENICHI
IPC分类号： H01L31/04 , G01R31/02
CPC分类号： Y02E10/50
摘要： PROBLEM TO BE SOLVED: To provide a fault diagnosis method which does not require time or work without adding excess measuring means or communication means in a photovoltaic power generation system.SOLUTION: A fault diagnosis method calculates first working voltage and first working current (S102) of a solar cell array at normal temperature under a measured amount of solar radiation pb, calculates working temperature Tb of the solar cell array (S103) with the use of the first working voltage and measured second working voltage, calculates third working current (S104) at normal temperature with the use of measured second working current and the working temperature Tb, compares the first working current with the third working current (S106), and calculates the number of solar cell modules having a disconnected wire in the solar cell array based on the comparison result.
摘要翻译：要解决的问题：提供不需要时间或工作的故障诊断方法，而不在太阳能发电系统中增加多余的测量装置或通信装置。解决方案：故障诊断方法在测量的太阳辐射pb下，在常温下计算太阳能电池阵列的第一工作电压和第一工作电流（S102），用太阳能电池阵列（S103）的工作温度Tb计算使用第一工作电压和测量的第二工作电压，使用测量的第二工作电流和工作温度Tb在常温下计算第三工作电流（S104），将第一工作电流与第三工作电流进行比较（S106），并根据比较结果计算太阳能电池阵列中具有断线的太阳能电池模块的数量。版权所有（C）2013，JPO＆INPIT

2. 发明专利

JP2011205824A Power storage system 审中-公开
标题翻译：电力储存系统
公开(公告)号：JP2011205824A
公开(公告)日：2011-10-13
申请号：JP2010072083
申请日：2010-03-26
申请人： Tokyo Electric Power Co Inc:The , 東京電力株式会社
发明人： SUZUKI KENICHI
IPC分类号： H02J3/46 , H01M2/10 , H01M10/44 , H02J3/32 , H02J7/00
CPC分类号： Y02E60/12
摘要： PROBLEM TO BE SOLVED: To provide a power storage system which utilizes a lithium ion battery and a sodium-sulfur battery in a combined manner in order to draw out the features of these batteries simultaneously and contributes to system stabilization.SOLUTION: The power storage system is structured by connecting in parallel a chopper, to which the lithium ion battery and the sodium-sulfur battery are connected, to an inverter interconnected to a secondary bus of a substation for power distribution.
摘要翻译：要解决的问题：提供一种以组合方式利用锂离子电池和钠硫电池的蓄电系统，以同时提取这些电池的特征并有助于系统稳定。解决方案：蓄电系统通过将并联连接有锂离子电池和钠硫电池的斩波器并联连接到互连到用于配电的变电站的次级总线的逆变器来构成。

3. 发明专利

JP2011181228A Sodium-sulfur battery system 审中-公开
标题翻译： SODIUM-SULFUR电池系统
公开(公告)号：JP2011181228A
公开(公告)日：2011-09-15
申请号：JP2010042013
申请日：2010-02-26
申请人： Tokyo Electric Power Co Inc:The , 東京電力株式会社
发明人： SUZUKI KENICHI , RACHI HIDEKI
IPC分类号： H01M10/39 , H01M10/60 , H01M10/615 , H01M10/617 , H01M10/627 , H01M10/633 , H01M10/651 , H01M10/6571
CPC分类号： Y02E60/12
摘要： PROBLEM TO BE SOLVED: To provide a large-capacity sodium-sulfur battery system, in which it is necessary to restrain concentration of heater operation for heat retention, as well as to alleviate power supply capacity of the heater by evasion of concentration to restrain equipment cost.
SOLUTION: A plurality of module batteries are sorted out into a plurality of groups, and each heater of each module battery of the module battery group is made to operate for a constant time period to be sequentially exchanged to other to retain heat inside the battery module in the sodium-sulfur battery system.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种大容量钠硫电池系统，其中需要限制加热器操作的集中保温，以及通过逃避集中来减轻加热器的供电能力以限制设备成本。解决方案：将多个模块电池分为多组，并且使模块电池组的每个模块电池的每个加热器工作一段恒定的时间段，以顺序地交换到另一组以将热量保持在内部钠电池系统中的电池模块。版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2011181225A Sodium-sulfur battery system 审中-公开
标题翻译： SODIUM-SULFUR电池系统
公开(公告)号：JP2011181225A
公开(公告)日：2011-09-15
申请号：JP2010041988
申请日：2010-02-26
申请人： Tokyo Electric Power Co Inc:The , 東京電力株式会社
发明人： SUZUKI KENICHI , RACHI HIDEKI
IPC分类号： H01M10/39 , H01M10/60 , H01M10/615 , H01M10/617 , H01M10/627 , H01M10/633 , H01M10/651 , H01M10/6571
CPC分类号： Y02E60/12
摘要： PROBLEM TO BE SOLVED: To provide a large-capacity sodium-sulfur battery system, in which it is necessary to restrain concentration of heater operation for heat-retention, as well as to reduce power supply capacity of the heater by evasion of concentration to restrain equipment cost.
SOLUTION: In the sodium-sulfur battery system, a plurality of module batteries are grouped into n groups, each heater of each module battery group is made to operate by one cycle tc, by being sequentially exchanged every fixed time, and higher reference temperature TOH and a lower reference temperature TOL are specified. If a temperature TE of a module battery is above the TOL immediately after taking one round of the heater operations, another round of heater operations is started with a time delay of tc(TE-TOL)/(TOH-TOL)(n-1)/n/n, and if a module temperature falls to reach the TOL at a time preceding by a time period td from the next heater operation, the next heater operation is advanced by a time period td/n.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种大容量钠硫电池系统，其中需要限制加热器操作的保温浓度，以及通过逃避加热器的电力供应能力集中制约设备成本。解决方案：在钠硫电池系统中，将多个模块电池分组为n组，每个模块电池组的每个加热器通过在每个固定时间顺序交换并使其更高指定参考温度TOH和较低的参考温度TOL。如果模块电池的温度TE在采取一轮加热器操作之后立即高于TOL，则以tc（TE-TOL）/（TOH-TOL）（n-1）的时间延迟开始另一轮加热器操作）/ n / n，并且如果模块温度在从下一加热器操作的时间段td之前的时间到达TOL，则下一加热器操作提前一段时间td / n。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2011060921A Solar power generation facility 审中-公开
标题翻译：太阳能发电设备
公开(公告)号：JP2011060921A
公开(公告)日：2011-03-24
申请号：JP2009207542
申请日：2009-09-08
申请人： Tokyo Electric Power Co Inc:The , 東京電力株式会社
发明人： SUZUKI KENICHI , KATO KOJI , KUSAKAWA MASATO
IPC分类号： H01L31/042 , G05F1/67 , H02J3/00 , H02J3/38 , H02J3/46 , H02M7/48
CPC分类号： Y02B10/14 , Y02E10/58
摘要： PROBLEM TO BE SOLVED: To impart an adjustment function of system frequency to a solar power generation facility. SOLUTION: The solar power generation facility includes a controller to control an AC output to a power system and a receiver to receive a signal from outside, wherein a control signal from outside is received by the receiver and then transmitted to the controller, the output constraint of the AC output to the power system is carried out by the controller so that the constant output or the output adjustment of the AC output is carried out, in order to adjust the system frequency of the power system. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：将系统频率的调整功能赋予太阳能发电设备。太阳能发电设备包括：控制器，用于控制向电力系统的AC输出;以及接收器，用于从外部接收信号，其中来自外部的控制信号由接收器接收，然后发送到控制器，输出到电力系统的输出约束由控制器进行，以便执行交流输出的恒定输出或输出调整，以便调整电力系统的系统频率。版权所有（C）2011，JPO＆INPIT

6. 发明专利

JP2008158648A System and method for managing cable network 有权
标题翻译：用于管理电缆网络的系统和方法
公开(公告)号：JP2008158648A
公开(公告)日：2008-07-10
申请号：JP2006344408
申请日：2006-12-21
申请人： Nippon Field Eng Kk , Tokyo Electric Power Co Inc:The , 日本フィールド・エンジニアリング株式会社 , 東京電力株式会社
发明人： SAITO YOSHIHIRO , KUSUMOTO KYOSUKE , KOBAYASHI AKIHIRO , ONISHI TERUTOSHI , SUZUKI KENICHI
IPC分类号： G06Q10/00 , G06Q50/00 , G06Q50/30 , G06Q50/32 , H04Q7/34
摘要： PROBLEM TO BE SOLVED: To provide a system and method for managing a cable network that increases the efficiency of works, recovery and investigation. SOLUTION: The system for managing a cable network comprises: a mechanical closure 4 with an IC tag 6M attached; a center server 2 for managing communication equipment information on a database basis; a master portable terminal 10 for exchanging information on operations with the center server 2 when carried to a site B of equipment to be worked on; and a slave portable terminal 20 for exchanging information on operations with the master portable terminal 10 and reading IC tags 6C and 6M. When receiving identification information about the IC tags 6C and 6M read by the slave portable terminal 20 via the master portable terminal 10, the center server 2 sends and displays the equipment information about the mechanical closure 4 corresponding to the identification information to the master portable terminal 10 and slave portable terminal 20. On completion of operations, the results are sent from the slave portable terminal 20 to the center server 2 via the master portable terminal 10. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种管理有线网络的系统和方法，提高工作效率，恢复和调查。解决方案：用于管理电缆网络的系统包括：附接有IC标签6M的机械闭合件4; 用于在数据库的基础上管理通信设备信息的中心服务器2; 用于在运送到要加工的设备的站点B时与中心服务器2交换关于操作的信息的主便携式终端10; 以及用于与主便携式终端10交换信息和读取IC标签6C和6M的从属便携式终端20。当通过主便携式终端10接收到由便携式终端20读取的IC标签6C和6M的识别信息时，中央服务器2向主便携式终端发送关于机身关闭4的与识别信息对应的设备信息 10和从属便携终端20.在完成操作时，结果通过主便携式终端10从从属便携终端20发送到中心服务器2.版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2012085374A Apparatus and method for controlling charge of nas battery 审中-公开
标题翻译：用于控制NAS电池充电的装置和方法
公开(公告)号：JP2012085374A
公开(公告)日：2012-04-26
申请号：JP2010226906
申请日：2010-10-06
申请人： Tokyo Electric Power Co Inc:The , Tokyo Institute Of Technology , 国立大学法人東京工業大学 , 東京電力株式会社
发明人： SUZUKI KENICHI , MIYAZAKI SATOSHI , MORIKAWA HIROKI , AKAGI YASUBUMI
IPC分类号： H02J7/02 , H01M10/44
CPC分类号： Y02E60/12
摘要： PROBLEM TO BE SOLVED: To provide auxiliary charge control of a NAS battery which can ensure an optimum charge amount to each NAS battery of a NAS battery system in which a plurality of power converters connected in parallel with NAS batteries are cascade-connected to each of three phases.SOLUTION: A main control device 14 performs a main charge until any one of the NAS batteries of the entire NAS battery system reaches a charge stop voltage. Each phase control device 15R, 15S, 15T performs auxiliary charge control on the NAS battery 12 reaching the charge stop voltage over a predetermined number of times with graduated power lower than that for the main charge as counting the number of auxiliary charges of each cascade-connected NAS battery 12 of the corresponding phase, and when the difference of the number of auxiliary charges of the NAS battery 12 from the number of auxiliary charges of any other NAS battery of the corresponding phase becomes a predetermined value or greater, forcibly increments by one the number of auxiliary charges of the NAS battery 12 having the smallest count number in performing auxiliary charges to the predetermined number of times.
摘要翻译：要解决的问题：为了提供能够确保与NAS电池并联连接的多个电力转换器的NAS电池系统的每个NAS电池的级联连接的NAS电池的辅助充电控制分为三个阶段。
解决方案：主控制装置14执行主电荷，直到整个NAS电池系统的任何一个NAS电池达到充电停止电压。每个相位控制装置15R，15S，15T对分级功率低于主充电的预定次数的NAS电池12进行辅助充电控制，其次数是对每个级联的辅助电荷的数量进行计数，连接NAS电池12，并且当NAS电池12的辅助电荷数与相应相位的任何其他NAS电池的辅助电荷数之间的差异变为预定值或更大时，强制递增1 在执行辅助电荷时具有最小计数数的NAS电池12的辅助电荷数达到预定次数。版权所有（C）2012，JPO＆INPIT

8. 发明专利

JP2008228365A Power supply system, self-holding circuit and relay 审中-公开
标题翻译：电源系统，自保护电路和继电器
公开(公告)号：JP2008228365A
公开(公告)日：2008-09-25
申请号：JP2007058436
申请日：2007-03-08
申请人： Tokyo Electric Power Co Inc:The , 東京電力株式会社
发明人： SUZUKI KENICHI , YOSHIZAWA KENTARO
IPC分类号： H02J9/00 , H01H47/18 , H02J9/06
摘要： PROBLEM TO BE SOLVED: To provide a power supply system capable of preventing stop of an electronic apparatus due to instantaneous interruption using simple modification, while utilizing a low-cost existing UPS of a continuous commercial power supply system, as it is. SOLUTION: This power supply system 100 is provided with an uninterruptible power supply unit 200 of a continuous commercial power supply system; an electrical appliance 300, capable of operating using the power outputted from the power supply unit 200; and a self-holding circuit 400 for holding the closed state of a relay contact point 422 and the state of a contact point 424 for operating the electrical appliance, when a relay 412 is turned on and the relay contact point 422, connected in series to a relay input 420, is energized. In this system 100, a reaction time required for switching time for the relay contact point in power failure is set longer than the switching time period of the power supply unit 200. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够通过简单的修改来防止由于瞬间中断而导致的电子设备的停止的电源系统，同时利用连续的商业供电系统的低成本现有的UPS。
解决方案：该电源系统100设置有连续商业电源系统的不间断电源单元200; 能够使用从电源单元200输出的电力进行动作的电器300; 以及用于保持继电器接触点422的闭合状态的自保持电路400和用于操作电器的接触点424的状态，当继电器412接通时，继电器触点422串联连接到继电器输入420被通电。在该系统100中，停电时的继电器触点的切换时间所需的反应时间被设定为长于电源单元200的切换时间。（C）2008，JPO＆INPIT

9. 发明专利

JP2006254659A Distributed power unit 审中-公开
标题翻译：分布式电源单元
公开(公告)号：JP2006254659A
公开(公告)日：2006-09-21
申请号：JP2005071081
申请日：2005-03-14
申请人： Tokyo Electric Power Co Inc:The , 東京電力株式会社
发明人： SUZUKI KENICHI
IPC分类号： H02J9/06 , H02J3/32
摘要： PROBLEM TO BE SOLVED: To provide a low-cost distributed power unit which can supply an important load with power, even in the case that an inverter for supplying the important load with power when a commercial system is interrupted in power supply. SOLUTION: Relating to a distributed power unit which supplies an important load with power by a distributed power source and an inverter, the distributed power unit is equipped with a PCS switch which is installed between a section switch and an AC-DC converter, a momentary-power-failure free changeover switch which switches the connection destination of the important load over to an inverter or a bypass circuit, and a bypass circuit which connects the intermediate between a connecting switch and the PCS switch with the momentary-power-failure free changeover switch, and the AC-DC converter converts DC power into AC power and charges the bypass circuit when a commercial power system is interrupted and besides the inverter is failed, and the momentary-power-failure free changeover switch connects the important load with the bypass circuit after the charge of the bypass circuit. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：即使在商业系统在供电中断时用于向重要负载供电的逆变器提供能够提供重要负载的电力的低成本分布式电力单元。
解决方案：分布式电源单元与分布式电源和逆变器对重要负载供电的分布式电源单元相关，分配电源单元配有安装在部分开关和AC-DC转换器之间的PCS开关，将重要负载的连接目的地切换到逆变器或旁路电路的瞬时断电自由切换开关，以及将连接开关和PCS开关之间的中间连接到瞬时功率开关的旁路电路，无故障切换开关，AC-DC转换器将直流电转换为交流电源，并在商用电源中断时对旁路电路进行充电，除逆变器故障外，瞬时断电自由切换开关连接重要负载旁路电路在旁路电路充电之后。版权所有（C）2006，JPO＆NCIPI

10. 发明专利

JP2010245320A Solar power generation facility 审中-公开
标题翻译：太阳能发电设备
公开(公告)号：JP2010245320A
公开(公告)日：2010-10-28
申请号：JP2009092790
申请日：2009-04-07
申请人： Tokyo Electric Power Co Inc:The , 東京電力株式会社
发明人： SUZUKI KENICHI , MIYAZAKI SATOSHI
IPC分类号： H01L31/04
CPC分类号： Y02E10/50
摘要： PROBLEM TO BE SOLVED: To efficiently explore an optimum operation point where a maximum electric power of an array assembly is generated, and to effectively utilize energy of solar power generation. SOLUTION: A power conditioner 12 varies a voltage of its array assembly 11 in a region different from other adjacent array assemblies 11, and explores the operation point where the output electric power of its array assembly 11 reaches a maximum power point, and a comparing means 22 computes output electric powers at operation points explored by power conditioners 12 of the plurality of adjacent array assemblies 11, and compares the output electric powers including the current output electric power. A voltage determination means 23 extracts a voltage corresponding to a maximum electric power among the output electric powers compared by the comparing means 22 and determines it as an operation point voltage, and a voltage control means 24 outputs the operation point voltage determined by the voltage determining means 23 as a voltage command to the power conditioner 12 of the respective adjacent array assemblies 11. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：有效地探索产生阵列组件的最大电力的最佳操作点，并且有效地利用太阳能发电的能量。解决方案：功率调节器12在与其他相邻阵列组件11不同的区域中改变其阵列组件11的电压，并探索其阵列组件11的输出功率达到最大功率点的操作点，以及比较装置22计算由多个相邻阵列组件11的功率调节器12探测的操作点处的输出电力，并且比较包括当前输出电力的输出电功率。电压确定装置23提取由比较装置22比较的输出电力中与最大电力相对应的电压，并将其确定为操作点电压，并且电压控制装置24输出由电压确定确定的操作点电压装置23作为相应的相邻阵列组件11的功率调节器12的电压指令。版权所有：（C）2011，JPO＆INPIT

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