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1. 发明专利

JP2012244066A Solar cell connecting box 有权
标题翻译：太阳能电池连接盒
公开(公告)号：JP2012244066A
公开(公告)日：2012-12-10
申请号：JP2011115067
申请日：2011-05-23
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： KARITA RIICHI , KOBE SATOSHI , KOBAYASHI TORU
IPC分类号： H01L31/042
CPC分类号： Y02E10/50
摘要： PROBLEM TO BE SOLVED: To obtain a solar cell connecting box which can suppress a temperature rise in a top plate of a case that might be touched by a person, while performing radiation of equipment housed in the case.SOLUTION: The solar cell connecting box includes: a rectangular parallelepiped case 11 whose front surface is opened; a heat sink 13 having an attachment part 13b attached toward a bottom plate 11d of a back plate 11b of the case 11, and an uplift part 13a which is disposed toward a ceiling plate 11a of the case 11, and is lifted up from the back plate 11b; a switch 15 which is attached to the attachment part 13b of the heat sink 13, and is connected to a solar cell located outside the case 11; and a backflow prevention diode 16 which is attached to the uplift part 13a of the heat sink 13, and is connected between the switch 15 and an external power conditioner.
摘要翻译：要解决的问题：为了获得能够抑制由人体接触的壳体的顶板中的温度上升的太阳能电池连接箱，同时进行放置在壳体内的设备的辐射。太阳能电池连接箱包括：前表面打开的长方体状壳体11; 散热器13，其具有朝向壳体11的背板11b的底板11d安装的安装部13b，以及朝向壳体11的顶板11a配置的隆起部13a，板11b; 开关15，其连接到散热器13的安装部13b，并且连接到位于壳体11外部的太阳能电池; 以及安装在散热器13的隆起部13a上并且连接在开关15和外部功率调节器之间的防回流二极管16。版权所有（C）2013，JPO＆INPIT

2. 发明专利

JP2012088916A Photovoltaic power generation system 审中-公开
标题翻译：光伏发电系统
公开(公告)号：JP2012088916A
公开(公告)日：2012-05-10
申请号：JP2010234766
申请日：2010-10-19
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： KOBE SATOSHI , ITO HIROSHI
IPC分类号： G05F1/67
摘要： PROBLEM TO BE SOLVED: To provide a photovoltaic power generation system capable of improving the degree of freedom of the system without restricting the number of serially connected solar cell modules.SOLUTION: A photovoltaic power generation system is constituted in such a manner that a plurality of solar cell modules 31, 32, ..., 3m connected in parallel with switches 41, 42, ..., 4m, respectively, are connected in series with each other in addition to a number of solar cell modules 21, 22, ..., 2n in which the open-circuit voltage at the time of low temperature of a solar cell string 11 does not exceed a restriction voltage value, and that each of the switches 41, 42, ..., 4m is opened and the solar cell modules 31, 32, ..., 3m are added one by one according to output voltage decrease of the solar cells.
摘要翻译：要解决的问题：提供一种能够在不限制串联太阳能电池模块的数量的情况下提高系统的自由度的光伏发电系统。光伏发电系统以与分别与开关41,42，...，4m并联连接的多个太阳能电池模块31,32，...，3m分别为除了太阳能电池串11的低温时的开路电压不超过限制电压值的多个太阳能电池模块21,22，...，2n以外，彼此串联连接并且开关41,42，...，4m中的每一个被打开，并且太阳能电池模块31,32，...，3m根据太阳能电池的输出电压降低一个接一个地加入。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2010279167A Power conversion apparatus and fault detection method of the same 有权
标题翻译：电力转换装置及其故障检测方法
公开(公告)号：JP2010279167A
公开(公告)日：2010-12-09
申请号：JP2009129143
申请日：2009-05-28
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： KOBE SATOSHI , TAKEUCHI IPPEI , NAKABAYASHI KOICHI
IPC分类号： H02M3/155
摘要： PROBLEM TO BE SOLVED: To provide a power conversion apparatus that detects a fault in the converter.
SOLUTION: The power conversion apparatus includes a step-down converter 3 which includes a switching element Q2 and a bypass relay Ry2, which are connected in parallel, and steps down a DC voltage applied from a DC power supply 1 and a protection circuit 2 which includes a switching element Q1 and a relay Ry1, which are connected in parallel, is connected in series between the DC power supply 1 and the step-down converter 3 and protects a circuit in a post-stage of the step-down converter 3, and detects that either the step-down converter 3 or the protection circuit 2 breaks down.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种检测转换器故障的电力转换装置。解决方案：电力转换装置包括降压转换器3，其包括并联连接的开关元件Q2和旁路继电器Ry2，并且降压从直流电源1施加的直流电压和保护包括开关元件Q1和并联的继电器Ry1的电路2串联连接在直流电源1和降压转换器3之间，并保护降压后级的电路转换器3，并检测降压转换器3或保护电路2是否故障。版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2009247187A Power converter and its control method 审中-公开
标题翻译：电力变换器及其控制方法
公开(公告)号：JP2009247187A
公开(公告)日：2009-10-22
申请号：JP2008093629
申请日：2008-03-31
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： KOBE SATOSHI , NISHIO NAOKI , NAKABAYASHI KOICHI , KASUGAI MAKOTO , OSADA KAZUYA , TAKEUCHI IPPEI
IPC分类号： H02M3/155 , H02M7/48
摘要： PROBLEM TO BE SOLVED: To suppress the deterioration in relay life in a power converter for outputting AC power after converting DC power into AC power. SOLUTION: The power converter is provided with: a DC voltage conversion circuit 18 provided with a step-down inverter 16 for stepping down the inputted DC voltage and a boost chopper 17 for boosting; an inverter circuit 5 for outputting AC power after converting DC voltage outputted from the DC voltage conversion circuit 18 into AC voltage; a first voltage detection part 19 for detecting a voltage on input terminal side of the DC voltage conversion circuit 18; a first relay 9 for bypassing the function of the DC voltage conversion circuit 18; and a relay drive control part 24 for controlling the first relay 9 to be turned on when the voltage detected by the first voltage detection part 19 is within the predetermined value and the DC voltage conversion circuit 18 is stopped for a predetermined time. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了抑制在将直流电变换为交流电力之后输出交流电的电力转换器的继电器寿命的恶化。电源转换器具备：直流电压转换电路18，具有降压输入的直流电压的降压变换器16和升压用的升压斩波器17，将从直流电压转换电路18输出的直流电压变换为交流电压后的逆变电路5，用于检测直流电压转换电路18的输入端侧的电压的第一电压检测部19; 用于绕过直流电压转换电路18的功能的第一继电器9; 以及继电器驱动控制部分24，用于当由第一电压检测部分19检测到的电压在预定值内并且直流电压转换电路18停止预定时间时，控制第一继电器9导通。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2013243862A Power conditioner and remote communication operation device 有权
标题翻译：功率调节器和远程通信操作设备
公开(公告)号：JP2013243862A
公开(公告)日：2013-12-05
申请号：JP2012115786
申请日：2012-05-21
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： KOBE SATOSHI , KAWASAKI ISAO , IMAI YOSHITO
IPC分类号： H02J3/38 , H02J7/35
CPC分类号： Y02B10/14 , Y02E10/563 , Y02E10/566
摘要： PROBLEM TO BE SOLVED: To obtain a power conditioner which can be switched to self-supporting operation easily, and can prevent wrong operation due to mischief of operation switches provided in the power conditioner body.SOLUTION: A power conditioner 30 converts DC power from a power generation source into AC power, links to a commercial power supply via a linkage breaker in the linkage operation mode, and supplies AC power thus converted to a self-supporting operation outlet 70 in the self-supporting operation mode. The power conditioner 30 includes an operation change-over switch 31 provided in the body and changes over the operation state among the linkage operation mode, the self-supporting operation mode and the operation stop mode for stopping operation, and a remote controller 60 for changing over the operation state of the power conditioner 30 from a remote position. The remote controller 60 has an operation state change-over control unit 33 for changing over the operation state among the linkage operation mode, the self-supporting operation mode and the operation stop mode.
摘要翻译：要解决的问题：获得能够容易地切换到自支撑操作的功率调节器，并且可以防止由于功率调节器主体中设置的操作开关的恶作剧而导致的错误操作。解决方案：功率调节器30将来自发电源连接到交流电源中，通过联动操作模式中的联动断路器连接到商用电源，并且在自支撑操作模式中将AC转换成自支撑操作出口70。功率调节器30包括设置在主体中的操作切换开关31，并且在连动操作模式，自支撑操作模式和用于停止操作的操作停止模式之间切换操作状态;以及遥控器60，用于改变超过功率调节器30的操作状态。遥控器60具有用于在联动操作模式，自支撑操作模式和操作停止模式之间切换操作状态的操作状态转换控制单元33。

6. 发明专利

JP2013048180A Connection box for photovoltaic generation 审中-公开
标题翻译：用于光伏发电的连接盒
公开(公告)号：JP2013048180A
公开(公告)日：2013-03-07
申请号：JP2011186296
申请日：2011-08-29
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： KOBE SATOSHI
IPC分类号： H01L31/042
CPC分类号： Y02B10/10 , Y02E10/50
摘要： PROBLEM TO BE SOLVED: To provide a connection box for photovoltaic generation capable of preventing a user from touching a high temperature portion and preventing decoloration of a wall surface.SOLUTION: The connection box includes: a plurality of DC switches 2 which open/close, in unit of circuit, a circuit which is a current path between a solar cell module and a power conditioner; a plurality of backflow prevention diodes 3 of the same number as the DC switches 2, to be inserted in series in unit of circuit; a terminal stage 4 which consolidates outputs from the plurality of backflow prevention diodes 3 and outputs them to the power conditioner; a heatsink 5 in which the DC switch 2, the backflow prevention diode 3, and the terminal stage 4 are arranged; and a case 6 which houses thee DC switch 2, the backflow prevention diode 3, the terminal stage 4, and the heatsink 5. The case 6 has such shape as has a space between itself and a wall surface when installed to face a wall surface of a house by a recess, and in the case 6, the heatsink 5 is arranged in the aforesaid space.
摘要翻译：要解决的问题：提供一种能够防止使用者接触高温部分并防止壁面脱色的光伏发电接线盒。连接箱包括：以电路为单位打开/关闭多个DC开关2，该电路是太阳能电池模块和功率调节器之间的电流路径; 具有与DC开关2相同数量的多个防回流二极管3，以串联方式插入电路; 终端级4，其合并来自多个防回流二极管3的输出，并将其输出到功率调节器; 设置有直流开关2，防回流二极管3和端子台4的散热器5; 以及容纳DC开关2，防回流二极管3，端子台4和散热器5的壳体6。当安装成面向壁面时，壳体6具有在其与壁面之间具有空间的形状通过凹部进行住宅，在这种情况下，散热器5配置在上述空间内。版权所有（C）2013，JPO＆INPIT

7. 发明专利

JP2013048168A Connection box for photovoltaic generation 有权
标题翻译：用于光伏发电的连接盒
公开(公告)号：JP2013048168A
公开(公告)日：2013-03-07
申请号：JP2011186121
申请日：2011-08-29
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： KOBE SATOSHI , TOBA MASAHIRO , YOMO ISAO
IPC分类号： H01L31/042 , H05K7/20
CPC分类号： Y02E10/50
摘要： PROBLEM TO BE SOLVED: To provide a connection box for photovoltaic generation capable of reducing a time required for assembly, with size being reduced.SOLUTION: The connection box includes: a DC switch 2 which opens/closes, in unit of circuit, a circuit which is a current path between a plurality of solar cell modules and a power conditioner; a backflow prevention diode 3 which is inserted in each circuit unit in series and is constituted from an element of a wide band gap semiconductor; a terminal stage 4 which consolidates outputs from the solar cell modules by way of the backflow prevention diode 3 and outputs them to the power conditioner; a bus bar 6 which connects, in unit of circuit, a secondary side minus electrode that is one output terminal of the DC switch 2 to a cathode which is one terminal of the backflow prevention diode 3; a bus bar 7 which connects all secondary side plus electrodes that are the other output terminals of the DC switch 2 to a plus electrode of the terminal stage 4; and a buss bar 8 which connects all anodes that are the other terminals of the backflow prevention diode 3 to a minus electrode of the terminal stage 4.
摘要翻译：要解决的问题：提供一种能够减少组装所需时间的光伏发电接线盒，其尺寸减小。
解决方案：接线盒包括：直流开关2，其以电路为单位打开/关闭作为多个太阳能电池模块和功率调节器之间的电流路径的电路; 逆流防止二极管3，其串联插入每个电路单元中，并由宽带隙半导体的元件构成; 终端级4，其通过防回流二极管3合并来自太阳能电池模块的输出，并将其输出到功率调节器; 母线6，其以电路为单位，将作为直流开关2的一个输出端子的次级侧负电极连接到作为防逆流二极管3的一个端子的阴极; 将作为直流开关2的其他输出端子的所有次级侧电极连接到端子台4的正极的汇流条7; 以及汇流条8，其将作为防回流二极管3的其他端子的所有阳极连接到端子台4的负电极。版权所有（C）2013，JPO＆INPIT

8. 发明专利

JP2011182519A Power converting apparatus 有权
标题翻译：电源转换装置
公开(公告)号：JP2011182519A
公开(公告)日：2011-09-15
申请号：JP2010042778
申请日：2010-02-26
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： KOBE SATOSHI , TAKEUCHI IPPEI , OSADA KAZUYA , NAKABAYASHI KOICHI , NISHIO NAOKI
IPC分类号： H02M3/155 , H02M7/48
CPC分类号： Y02B70/16
摘要： PROBLEM TO BE SOLVED: To obtain a power converting apparatus wherein the possibility of the occurrence of internal failure is reduced and efficient operation is enabled. SOLUTION: The power converting apparatus includes a first failure detection unit that determines the presence or absence of failure with respect to a first switching element, a first relay, a second switching element, and a second relay in a first step-down circuit and a first protection circuit when the power converting apparatus is in a standby state. This determination is carried out based on a combination of on/off control on the first switching element and the second switching element and opening/closing control on the first relay and the second relay in the first step-down circuit and the first protection circuit and a comparison of an output current value of a first direct-current power supply detected by a first current detection unit with a predetermined current value. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：为了获得能够降低发生内部故障的可能性并且能够实现有效的操作的电力转换装置。解决方案：电力转换装置包括第一故障检测单元，其在第一降压中确定相对于第一开关元件，第一继电器，第二开关元件和第二继电器的故障的存在或不存在电路和第一保护电路，当电力转换装置处于待机状态时。该确定是基于第一开关元件和第二开关元件的接通/断开控制和第一降压电路和第一保护电路中的第一继电器和第二继电器的开/关控制的组合来执行的，以及比较由第一电流检测单元检测的第一直流电源的输出电流值与预定电流值的比较。版权所有（C）2011，JPO＆INPIT

9. 发明专利

JP2013251319A Outdoor installation device and inverter device 有权
标题翻译：室外安装设备和逆变器装置
公开(公告)号：JP2013251319A
公开(公告)日：2013-12-12
申请号：JP2012123234
申请日：2012-05-30
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： INUKAI YOSHINORI , SUZUKI TETSUYA , KOBE SATOSHI , TAJIMA DAISUKE
IPC分类号： H05K7/20 , H01L23/34 , H01L23/36
CPC分类号： H01L2924/0002 , H01L2924/00
摘要： PROBLEM TO BE SOLVED: To provide an outdoor installation device which inhibits heat transmission from a heat sink to a housing and reduces the temperature rise on a surface of the housing and in the housing, and to provide an inverter device.SOLUTION: An outdoor installation device includes: a housing 1 housing electric components including a semiconductor component 3 that is a heating body; a heat sink 2 radiating heat from the heating body to the exterior of the housing 1; screws 7 serving as fixing parts fixing the heat sink 2 to the housing 1; and low heat conductivity member layers 8, each of which is a low heat conductivity structure inhibiting heat conduction from the heat sink 2 to the housing 1 in an area between the housing 1 and the heat sink 2 which are fixed to each other by the fixing parts.
摘要翻译：要解决的问题：提供一种室外安装装置，其抑制从散热器向壳体的热传递并且降低壳体和壳体中的表面的温度升高并提供逆变器装置。解决方案：室外安装装置包括：壳体1，其容纳包括作为加热体的半导体部件3的电气部件; 散热器2将来自加热体的热量散发到壳体1的外部; 用作将散热器2固定到壳体1的固定部件的螺钉7; 以及低导热性构件层8，它们都是低热传导结构，其阻止从壳体1和散热器2之间的区域中的散热器2到壳体1的热传导，这些区域通过固定部分。

10. 发明专利

JP2013243803A Power Conditioner 有权
标题翻译：电源调节器
公开(公告)号：JP2013243803A
公开(公告)日：2013-12-05
申请号：JP2012114007
申请日：2012-05-18
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： KOBE SATOSHI , KAWASAKI ISAO , IMAI YOSHITO
IPC分类号： H02M7/48 , G01R11/00 , H02J3/38
摘要： PROBLEM TO BE SOLVED: To solve the problem in which, when a user wants to confirm a plurality of types of data such as instantaneous generated power and integrated generated power in a display unit in order to recognize an operation status of a power conditioner, it is difficult to apply a display unit capable of displaying the plurality of types of data at the same time given a space and a cost of the display unit and a display having such a level as to display one type of data is mainly used, thereby forcing the user to switch a display content of the display unit by operating an operation switch in order to confirm the plurality of types of data.SOLUTION: A power conditioner calculates a plurality of types of power numerical information relating to output power of the power conditioner to store them, sequentially selects one by one from two or more power information items as an item to be displayed during a predetermined period, and reads the power numerical information corresponding to the selected power information items from the stored power numerical information to display it on a display unit.
摘要翻译：要解决的问题：为了解决当用户想要在显示单元中确认诸如瞬时发电功率和集成生成电力的多种类型的数据以识别功率调节器的操作状态的问题时，它在给出显示单元的空间和成本的同时，难以应用能够显示多种类型的数据的显示单元，并且主要使用具有显示一种类型的数据的级别的显示器，从而迫使用户通过操作操作开关来切换显示单元的显示内容，以便确认多种类型的数据。解决方案：功率调节器计算与功率调节器的输出功率相关的多种类型的功率数字信息，存储它们，从两个或更多个功率信息项逐个地依次选择作为在预定时间段期间显示的项目，并读取功率数字信息对应 g从所存储的功率数字信息中选择的功率信息项，以将其显示在显示单元上。

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