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    • 1. 发明专利
    • Power supply system, power supply method, and control device
    • 电源系统,电源方法及控制装置
    • JP2011188607A
    • 2011-09-22
    • JP2010050434
    • 2010-03-08
    • Seiko Electric Co LtdTokyo Gas Co Ltd東京瓦斯株式会社株式会社正興電機製作所
    • EZAKI NOBUYUKINAKAMURA TAKAMITSUMAEYAMA AKINORIMIYAKE HARUYOSHIKOBAYASHI KOSUKE
    • H02J3/38H01M10/44H02J3/32
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide a power supply system or the like which effectively utilizes a new energy power generation system that generates power even if the system is paralleled off.
      SOLUTION: The power supply system 1 supplies power to a load 3 from at least one of a commercial power supply source 5, a photovoltaic power generation part 7, a fuel battery power generation part 9 and a power accumulation part 11. The commercial power supply source 5 supplies power to the load 3 via a first electric connection path to a connecting point 31 and a common path to the load 3 from the connecting point 31. The power accumulation part 11 supplies power to the load 3 via a second electric connection path to the connecting point 31 and the common path. The fuel battery power generation part 9 is connected to the common path. The power accumulation part 11 starts autonomous operation by paralleling off the commercial power supply source 5 by using switches MS25, 27 when the parallel-off condition of power interruption or the like of the commercial power supply source 5 is satisfied. The fuel battery power generation part 9 generates power using the power accumulation part 11 as a reference power supply.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种电力供应系统等,其有效地利用即使系统并联产生电力的新能源发电系统。 解决方案:电源系统1从商用电源5,光伏发电部7,燃料电池发电部9和蓄电部11中的至少一个向负载3供电。 商用电源5经由连接点31的第一电连接路径和从连接点31到负载3的公共路径向负载3供电。电力累积部11经由第二电源向负载3供电 到连接点31和公共路径的电连接路径。 燃料电池发电部9与公共路径连接。 当满足商用电源5的电源中断等的平行关闭状态时,电力累积部11通过使用开关MS25,27并联商业电源5而开始自主操作。 燃料电池发电部9使用蓄电部11作为基准电源来发电。 版权所有(C)2011,JPO&INPIT
    • 2. 发明专利
    • Power storage system, power storage controller and power control method
    • 电力存储系统,储能控制器和功率控制方法
    • JP2013132156A
    • 2013-07-04
    • JP2011280857
    • 2011-12-22
    • Seiko Electric Co Ltd株式会社正興電機製作所
    • EZAKI NOBUYUKIMAEYAMA AKINORI
    • H02J3/38H02J3/32
    • Y02E10/563Y02E10/566Y02E70/30
    • PROBLEM TO BE SOLVED: To provide a power storage system which can easily achieve both independent operation and cooperative operation of a power generator and a power storage device, while maintaining the essential function of the power generator.SOLUTION: A reverse power flow sensor 21 detects power flow from a power storage device 29 to a commercial power supply 3. A first switch 53 switches between connection of a PV panel 23 and the commercial power supply 3, and connection of the PV panel 23 and the power storage device 29. A second switch 56 switches connection and disconnection of the power storage device 29 and a general load 5. By means of the first switch 53, the PV panel 23 can be operated independently from the power storage device 29 so as to achieve power selling, or the power of the PV panel 23 can be supplied stably to the general load 5 via the power storage device 29. Furthermore, presence or absence of system interconnection can be switched easily, and the destination of power supply from the power storage device 29 can be selected easily by means of the second switch 56.
    • 要解决的问题:提供一种能够容易地实现发电机和蓄电装置的独立操作和协同操作的电力存储系统,同时保持发电机的基本功能。解决方案:反向功率流量传感器21检测 从蓄电装置29到商用电源3的电力流。第一开关53在PV面板23和商用电源3的连接之间切换,以及PV面板23与蓄电装置29的连接。第二开关 开关56切换蓄电装置29的连接和断开以及一般的负载5.借助于第一开关53,可以独立于蓄电装置29操作PV面板23,以实现电力销售或功率 可以经由蓄电装置29稳定地供给一般负载5.此外,可以容易地切换系统互连的存在或不存在,并且目的地 可以通过第二开关56容易地选择来自蓄电装置29的电力供给。
    • 3. 发明专利
    • Electric power storage system
    • 电力储存系统
    • JP2006149037A
    • 2006-06-08
    • JP2004333686
    • 2004-11-17
    • Seiko Electric Co Ltd株式会社正興電機製作所
    • EZAKI NOBUYUKI
    • H02J3/38G05F1/67H02J3/32H02J7/35H02J15/00
    • Y02E10/58Y02E70/30
    • PROBLEM TO BE SOLVED: To provide a power storage system for effectively utilizing power in nighttime and suppressing power used in daytime even if power required from a load is an output capacity or more. SOLUTION: The power storage system has a bidirectional power converter 2 for functioning as a converter when a rechargeable battery 30 is charged and functioning as an inverter when the rechargeable battery 30 is discharged; a power selecting means 1 provided among commercial power, the bidirectional power converter 2, and the load 40 for selecting power; a control means 4 for controlling the power selecting means 1, and a solar power generator A51. The solar generator charges the rechargeable battery 30 from the commercial power, supplies power to the load 40 in a nighttime rate applied time zone, supplies power from only the rechargeable battery 30 in response to power consumption in the load 40 and reversely flows excess power from the solar power generator A51 to the commercial power in daytime, supplies power from the rechargeable battery 30 until a predetermined value when the power consumption becomes the predetermined value or more, and supplies insufficient power from a commercial power supply and the solar power generator A51. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种用于在夜间有效利用电力并且抑制白天使用的电力的蓄电系统,即使从负载所需的电力是输出容量或更多。 解决方案:蓄电系统具有双向电力转换器2,用于在可再充电电池30充电时用作转换器,并且当可充电电池30被放电时用作逆变器; 在商用电源之间提供电力选择装置1,双向电力转换器2和用于选择电力的负载40; 用于控制功率选择装置1的控制装置4和太阳能发电机A51。 太阳能发电机从商用电源对可再充电电池30充电,在夜间速率施加时区中向负载40供电,响应于负载40中的功率消耗,仅从可充电电池30供电,并从 太阳能发电机A51在白天进入商用电源,当电力消耗达到规定值以上时,从可再充电电池30供给电力直到规定值,从商用电源和太阳能发电机A51供给的电力不足。 版权所有(C)2006,JPO&NCIPI
    • 4. 发明专利
    • Power supply system and transformer used for the same
    • 电源系统和变压器同时使用
    • JP2009055718A
    • 2009-03-12
    • JP2007220459
    • 2007-08-28
    • Seiko Electric Co Ltd株式会社正興電機製作所
    • EZAKI NOBUYUKI
    • H02M7/06H02M3/00
    • PROBLEM TO BE SOLVED: To provide a power supply system which can remove a main component without using a filter in removal of odd harmonic components, can be made simple and small and whose cost can be reduced.
      SOLUTION: A charging device 1 converting AC voltage being input voltage from an AC power supply 3 into DC voltage being output voltage and giving it to a battery 5 is provided with a transformer 9 to which AC voltage is given. A primary side transformer 91 being an input side of the transformer 9 is provided with a plurality of primary side transformer parts 91a and 91b. A plurality of primary side transformer parts 91a and 91b are in a wire connection relation for mutually negating at least two odd harmonic components in a secondary side transformer 93 being an output side of the transformer 9.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供一种能够在不使用滤波器去除奇次谐波分量的情况下去除主要部件的电源系统,可以变得简单和小型并且可以降低成本。 解决方案:将作为输入电压的交流电压从AC电源3转换为作为输出电压的直流电压并将其提供给电池5的充电装置1设置有向其提供AC电压的变压器9。 作为变压器9的输入侧的初级侧变压器91设置有多个初级侧变压器部91a,91b。 多个初级侧变压器部件91a和91b处于线连接关系,用于相互否定变压器9的输出侧的次级侧变压器93中的至少两个奇次谐波分量。(C)2009, JPO和INPIT
    • 5. 发明专利
    • Electric power storage system
    • 电力存储系统
    • JP2005245185A
    • 2005-09-08
    • JP2004055591
    • 2004-02-27
    • Seiko Electric Co Ltd株式会社正興電機製作所
    • NAKAMURA TAKAMITSUEZAKI NOBUYUKI
    • H02J7/35H02J3/32
    • Y02P90/50
    • PROBLEM TO BE SOLVED: To provide a power storage system capable of effectively utilizing nighttime power and suppressing the use of daytime power even if a power demand from a load exceeds an output capacity. SOLUTION: The power storage system comprises a two-way power converter 2 which functions as a converter when charging a storage battery 30 and as an inverter when discharging; a power selecting device 1 which is provided among a commercial power source, the two-way power converter 2 and the load 40, and selects power; and a control device 4 which controls the power selecting device 1. The power selecting device 1 is controlled corresponding to modes: a nighttime operation mode for a nighttime electricity rate applied time period, and a discharge operation mode and a systematic supplementing operation mode for daytime. In the nighttime operation mode, the storage battery 30 is charged and the load 40 is supplied with power by the commercial power. In the daytime, the mode is applied corresponding to the power consumption of the load 40. In a discharge operation mode, the load is supplied with power only from the storage battery 30. In a systematic supplementing operation mode, the load is supplied with power from the battery 30 till the power consumption of the load reaches a prescribed value, and when the power consumption of the load is not less than the prescribed value, a shortage is supplied by the commercial power source. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:即使来自负载的电力需求超过输出容量,提供能够有效利用夜间电力并抑制白天电力的使用的蓄电系统。 解决方案:蓄电系统包括一个双向电力转换器2,它在充电蓄电池30时作为转换器,在放电时用作逆变器; 功率选择装置1,其设置在商用电源,双向电力转换器2和负载40之间,并选择电力; 以及控制电源选择装置1的控制装置4.电源选择装置1根据夜间电力施加时间段的夜间运行模式,白天的放电运行模式和系统补充运转模式进行控制 。 在夜间运行模式中,对蓄电池30进行充电,通过商用电力向负载40供电。 在白天,对应于负载40的功耗而应用模式。在放电操作模式中,仅从蓄电池30向负载供电。在系统补充操作模式中,向负载供电 从电池30直到负载的功率消耗达到规定值,并且当负载的功耗不小于规定值时,由商用电源供给不足。 版权所有(C)2005,JPO&NCIPI
    • 6. 发明专利
    • Power supply system and power switching apparatus
    • 电源系统和电源开关装置
    • JP2010130836A
    • 2010-06-10
    • JP2008304591
    • 2008-11-28
    • Seiko Electric Co Ltd株式会社正興電機製作所
    • EZAKI NOBUYUKI
    • H02J3/38H01M10/44H02J3/32H02J7/34H02J7/35
    • Y02E70/30
    • PROBLEM TO BE SOLVED: To provide a power supply system applicable as a solution for a problem of a system voltage rise, etc., caused by introduction of mass natural energy, such as solar power generation.
      SOLUTION: The power supply system 1 includes a commercial power supply 5, a solar power generation system 3, and a power storage battery 23. The power supply system 1 is provided with a power switching unit 33 which when detecting a reverse power flow or a voltage rise between the power switching unit 33 and the commercial power supply 5, separates the commercial power supply 5 from the system 1 and stores surplus power supplied from the solar power generation system 3 in the power storage battery 23, and when detecting a power failure at the commercial power supply 5, separates the commercial power supply 5 from the system 1 and supplies power from the solar power generation system 3 and the power storage battery 23 to a load 9.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种适用于通过引入诸如太阳能发电之类的大量自然能量而引起的系统电压升高等问题的解决方案的供电系统。 电源系统1包括商用电源5,太阳能发电系统3和蓄电电池23.电源系统1设置有电力切换单元33,其在检测到反向功率时 电力切换单元33和商用电源5之间的电流或电压上升,将商用电源5与系统1分离,并将从太阳能发电系统3供给的剩余电力存储在蓄电池23中,并且当检测到 在商用电源5处的电源故障,将商用电源5与系统1分离,并将电力从太阳能发电系统3和蓄电池23供给负载9.版权所有(C)2010 ,JPO&INPIT
    • 7. 发明专利
    • Charge/discharge device and battery regeneration device
    • 充电/放电装置和电池再生装置
    • JP2008199763A
    • 2008-08-28
    • JP2007031651
    • 2007-02-13
    • Nanshin Hitachi:KkSeiko Electric Co Ltd株式会社南信日立株式会社正興電機製作所
    • EZAKI NOBUYUKI
    • H02J7/34H01M10/42H02J7/00
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide a charge/discharge device or the like that charges a battery while preventing wasteful consumption of power during the discharge.
      SOLUTION: The charge/discharge device 3 executes charge/discharge to/from batteries 3a, 3b through a power supply source 2. The device is provided with a first charge/discharge part 5a, which is electrically connectable to the battery 3a so as to charge/discharge to/from the battery 3a, a second charge/discharge part 5b, which is electrically connectable to the battery 3b so as to charge/discharge to/from the battery 3b, a switching part 7 for switching between charge and discharge to/from the batteries 3a, 3b, an independent discharge part 9 for independent discharge from the batteries 3a, 3b, and a monitoring control part 13 for executing operation control of the first charge/discharge part 5a, the second charge/discharge part 5b, the switching part 7, and the independent discharge part 9. An evaluation test system 1 records monitoring data in a recording part 14 inside the monitoring control part 13 so as to execute an evaluation test by inspecting the operation of the charge/discharge device 3 while transmitting the monitoring data to a personal computer 15. The data can be printed from a printer 17.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供对电池充电的充电/放电装置等,同时防止放电期间浪费的电力消耗。 解决方案:充电/放电装置3通过电源2对电池3a,3b执行充电/放电。该装置设置有可电连接到电池3a的第一充电/放电部分5a 为了向电池3a充电/放电,与电池3b电连接以对电池3b充电/放电的第二充电/放电部5b,用于在电池3b之间切换的开关部7 并且从电池3a,3b排出用于从电池3a,3b独立放电的独立放电部分9和用于执行第一充电/放电部分5a的操作控制的监视控制部分13,第二充电/放电 部分5b,切换部分7和独立排出部分9.评价测试系统1将监视数据记录在监视控制部分13内的记录部分14中,以通过检查收费/停止的操作来执行评估测试 收费设备3,同时将监控数据发送到个人计算机15.数据可以从打印机17打印。版权所有(C)2008,JPO&INPIT
    • 8. 发明专利
    • Power storage system, route generatiing device and route generation method
    • 电力存储系统,路由发生器和路由发生方法
    • JP2007124811A
    • 2007-05-17
    • JP2005314011
    • 2005-10-28
    • Seiko Electric Co Ltd株式会社正興電機製作所
    • EZAKI NOBUYUKISADAKATA KENICHIFUTAMURA HIDENOBU
    • H02J7/35H01M10/44H02J3/32H02J3/38
    • Y02E70/30
    • PROBLEM TO BE SOLVED: To provide a power storage system that can effectively utilize power generated at a generation source which is different from a commercial power supply source, in an abnormal state such as power interruption, and to provide a route generating device and a route generation method used for the system.
      SOLUTION: A changeover switch 116 is arranged, in order to establish new electric connection for enabling an accumulator 3 to be accumulated with electricity from a photovoltaic generation panel 200, when the electrical connection between the photovoltaic generation panel 200 and the accumulator 3 is disconnected, in response to the occurrence of an abnormal state. The changeover switch 116 is operated, in response to the occurrence of a state where a photovoltaic PC linkage switch 114 and an accumulation linkage switch 312 are turned "off", accompanied by the occurrence of the abnormal state, and power generated by the photovoltaic generation panel 200 is accumulated in an accumulator battery 306 via a path 610 and a photovoltaic charging circuit 304.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种能够有效地利用在诸如电源中断的异常状态下在与商用电源不同的发电源处产生的电力的电力存储系统,并且提供路线产生装置 以及用于该系统的路由生成方法。 解决方案:为了建立新的电气连接,为了使蓄电池3能够从光伏发电板200蓄电,当光伏发电板200和蓄电池3之间的电连接 响应于异常状态的发生而断开。 转换开关116响应于光伏PC联动开关114和累积联动开关312被关闭的状态的发生而伴随着异常状态的发生以及由光伏发电产生的电力而被操作 面板200通过路径610和光伏充电电路304累积在蓄电池306中。版权所有(C)2007,JPO&INPIT