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    • 1. 发明专利
    • Power generation device
    • 发电装置
    • JP2008128003A
    • 2008-06-05
    • JP2006310439
    • 2006-11-16
    • Shinko Electric Co Ltd神鋼電機株式会社
    • NODA TAKEHITOOKUBO KAZUOARAYA TSUTOMUMORIYA HIDEAKINAKANO KATSUYOSHI
    • F03D7/06F03D3/02F03D3/06H02P9/00
    • Y02E10/74
    • PROBLEM TO BE SOLVED: To provide a power generation device in which the windmill is prevented from being damaged and the power generation device is prevented from being damaged by an abnormal wind power energy.
      SOLUTION: A wind power energy is converted into a rotational energy by the windmill 300, and a kinetic energy is converted into an electric power by a generator 100. In the power generation device 500, the number of rotations of the shaft of the windmill is measured by rotation sensors 360, 361. An electric power generated by the generator 100 is converted and output by units 800-80n (n is an integer). In the units 800-80n, the operation of a step-down converter 803 is controlled by a maximum power follow-up control part 821. When the operation of the entire windmill is determined to be stopped according to the result of the determination by a fault determination device 701, an instruction is given to a brake drive device 710 by a central control device 700, and an electric power is cut off by the brake drive device 710 to which the instruction is given.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供防止风车被损坏并且防止发电装置被异常风力能量损坏的发电装置。 解决方案:风力发电机300将风力能量转换成旋转能量,动能由发电机100转换为电力。在发电装置500中,轴的转数 风车由旋转传感器360,361测量。由发电机100产生的电力被转换并由单元800-80n输出(n为整数)。 在单元800-80n中,降压转换器803的操作由最大功率跟随控制部分821控制。当整个风车的操作被确定为根据确定的结果被停止时 故障判定装置701,通过中央控制装置700向制动驱动装置710指示,并且通过给出指令的制动驱动装置710切断电力。 版权所有(C)2008,JPO&INPIT
    • 2. 发明专利
    • Generator device
    • 发电机装置
    • JP2005269703A
    • 2005-09-29
    • JP2004074669
    • 2004-03-16
    • Shinko Electric Co Ltd神鋼電機株式会社
    • OKUBO KAZUOMORITA MASAMINAKANO KATSUYOSHI
    • F03D7/04F03D7/00F03D7/02F03D9/00H02P9/00
    • F03D7/0244F03D7/00F05B2210/16H02P9/006H02P2101/15Y02E10/723Y02E10/725
    • PROBLEM TO BE SOLVED: To curtail the cost of parts, and detect the wind power at all times even in case that a windmill 11 is compulsively braked. SOLUTION: This generator device has the windmill 11 which generates driving force by rotating by wind power, a generator 19 which generates power by operating by the driving force of the windmill 11, a short-circuit brake 21 which switches the output side of the generator 19 into an output state and a short-circuit state, a rotational speed input part 41 which recognizes the scale of the wind power in both states, based on the rotational speed of the windmill 11 in an output state and the rotational speed of the windmill 11 in a short circuit state, and an arithmetic unit 51 which determines into which state of the output state and the short circuit state to switch the generator 19, based on the rotational speed of the windmill 11, and also switches the short-circuit brake 21, based on the determination results. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:即使在风车11被强制制动的情况下,也可以随时检测零件的成本,并始终检测风力。 解决方案:该发电装置具有通过风力转动产生驱动力的风车11,通过风车11的驱动力进行动作而产生动力的发电机19,将输出侧切换的短路制动器21 发电机19处于输出状态和短路状态的转速输入部41,基于风车11的输出状态的转速和转速来识别两种状态下的风力的比例的转速输入部41 以及运算单元51,其基于风车11的旋转速度来确定输出状态和短路状态的状态切换到发电机19的状态,并且还切换短路 - 电路制动器21,基于确定结果。 版权所有(C)2005,JPO&NCIPI
    • 3. 发明专利
    • Power supply and wind power generator comprising it
    • 电源和风力发电机包括它
    • JP2005130651A
    • 2005-05-19
    • JP2003365034
    • 2003-10-24
    • Shinko Electric Co Ltd神鋼電機株式会社
    • MORITA MASAMINAKANO KATSUYOSHI
    • F03D9/00F03D9/02H02J7/34H02P9/00
    • Y02E10/72Y02E10/766
    • PROBLEM TO BE SOLVED: To charge a battery efficiently even when the charging voltage is varied significantly. SOLUTION: The power supply comprises: a battery 4 storing power being used for operating various apparatus; a charging means such as a generator 19 or a rectifying section 32 for converting natural energy into electric energy and supplying the battery 4 with power of electric energy; a charge control section 36 switching power supply and interruption from the charging means to the battery 4; and a charge switching control means such as a charge control driving section 45 for controlling the charge control section 36 to repeat power supply and interruption if the charging voltage of the battery 4 is not lower than a third specified level, and to sustain power supply if the charging voltage is lower than the third specified level. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:即使当充电电压显着变化时,也可以有效地对电池充电。 电源包括:存储用于操作各种装置的电力的电池4; 诸如发电机19或整流部分32的充电装置,用于将自然能转换为电能并且为电池4提供电能; 充电控制部分36,将充电装置的电源和中断切换到电池4; 以及诸如充电控制驱动部分45的充电切换控制装置,用于如果电池4的充电电压不低于第三指定电平,则控制充电控制部分36重复供电和中断,并且如果 充电电压低于第三规定电平。 版权所有(C)2005,JPO&NCIPI
    • 6. 发明专利
    • Power supply device and power generator equipped with it
    • 电源设备和发电机配备
    • JP2005127253A
    • 2005-05-19
    • JP2003365030
    • 2003-10-24
    • Shinko Electric Co Ltd神鋼電機株式会社
    • MORITA MASAMINAKANO KATSUYOSHI
    • F03D7/00F03D9/00F03D11/02
    • Y02E10/723
    • PROBLEM TO BE SOLVED: To sufficiently generate power even when natural energy is small. SOLUTION: This power generator equipped with the power supply device is provided with a wind mill 11 for converting natural energy into rotation energy and generating rotation driving force, a rotation speed detector 18 for measuring rotation speed of the wind mill 11, the power generator 19 operating by rotation driving force of the wind mill 11 to generate power, and a rotary shaft clutch 16 for transmitting and shutting off rotation driving force of the wind mill 11 to and from the power generator 19. When rotation speed N of the wind mill 11 measured by the rotation speed detector 18 is less than rotation speed N1, rotation driving force from the wind mill 11 to the power generator 19 is shut off. This power generator is provided with a clutch driving part 42 for controlling the rotary shaft clutch 16 to transmit rotation driving force from the wind mill 11 to the power generator 19 when driving force exceeds a predetermined value. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:即使当天然能量较小时也能充分发电。 配备有电源装置的发电装置设置有用于将自然能转换为旋转能量并产生旋转驱动力的风车11,用于测量风车11的转速的转速检测器18, 发电机19通过风力发电机11的旋转驱动力进行动作以产生动力;以及旋转轴离合器16,用于传递和关闭风力发电机11与发电机19的旋转驱动力。当旋转速度N为 由转速检测器18测量的风车11的转速小于转速N1,从风力发电机11向发电机19的旋转驱动力切断。 该发电机设有离合器驱动部42,用于当驱动力超过规定值时,控制旋转轴离合器16将旋转驱动力从风力发电机11传递给发电机19。 版权所有(C)2005,JPO&NCIPI
    • 9. 发明专利
    • Wind energy conversion device
    • 风能转换装置
    • JP2007189770A
    • 2007-07-26
    • JP2006003680
    • 2006-01-11
    • Shinko Electric Co Ltd神鋼電機株式会社
    • NAKANO KATSUYOSHINODA TAKEHITO
    • H02P9/00F03D7/04F03D9/00
    • Y02E10/723
    • PROBLEM TO BE SOLVED: To lower the rotational speed of a windmill or an alternator without causing sudden torque ripple in the windmill or the alternator.
      SOLUTION: In a wind energy conversion device 1, a reference current generation part 43 generates such a reference currents that the current value increases in proportion to its time when the rotational speed of a three-phase AC generator 3 detected with a rotational speed detector 21 comes to the first rotational speed. A proportional-integral compensator 32 generates a conductance indicating current so that the conductance of a semiconductor switching element 13 may increase with the passage of time, from the current value of the reference current and the current value that a current detector 6 has detected. A PWM circuit 33 generates a pulse signal from the conductance indicating current, and a gate drive circuit 34 applies this pulse signal to the gate terminal of the semiconductor switching element 13. Then, when the rotational speed detected by the rotational speed detector 21 comes to the second rotational speed smaller than the first rotational speed, a short circuit 7 short-circuits the three output terminal 3a of the three-phase generator 3.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:降低风车或交流发电机的转速,而不会在风车或交流发电机中产生突然的转矩波动。 解决方案:在风能转换装置1中,参考电流产生部分43产生这样的参考电流,即电流值与其旋转检测到的三相交流发电机3的转速成比例地增加 速度检测器21达到第一转速。 比例积分补偿器32产生指示电流的电导,使得半导体开关元件13的电导可以随着参考电流的当前值和电流检测器6已经检测到的电流值随时间而增加。 PWM电路33从电导指示电流产生脉冲信号,栅极驱动电路34将该脉冲信号施加到半导体开关元件13的栅极端子。然后,当由转速检测器21检测到的转速变为 第二旋转速度小于第一旋转速度,短路7使三相发电机3的三个输出端子3a短路。(C)2007,JPO&INPIT
    • 10. 发明专利
    • Power generator
    • 发电机
    • JP2007043824A
    • 2007-02-15
    • JP2005225357
    • 2005-08-03
    • Shinko Electric Co Ltd神鋼電機株式会社
    • NODA TAKEHITOOKUBO KAZUOARAYA TSUTOMUMORIYA HIDEAKINAKANO KATSUYOSHISAKAMOTO KYOJI
    • H02P9/00H02J3/46
    • Y02E10/763
    • PROBLEM TO BE SOLVED: To provide a power generator capable of effectively generating power using fluid energy while inhibiting the loss of standby electric power of a generator or the like. SOLUTION: In a wind turbine generator 500, a wind turbine 300 converts wind energy into rotational energy. Rotation sensors 130a to 130d detect physical quantity corresponding to the amount of wind energy. The measured value of the physical quantity corresponding to the amount of wind energy is given to protection coordination in a controller unit 162 to direct power supply to a plurality of power conversion units 150a to 150d through the controller unit 162. Thereafter, power from a plurality of power generators 110a to 110d is supplied to the optimal power conversion unit according to the direction by the controller unit 162, thus optimally generating power by making use of the required number of power conversion units. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种能够在抑制发电机等的备用电力的损失的同时,使用流体能量有效地发电的发电机。 解决方案:在风力涡轮发电机500中,风力涡轮机300将风能转换成旋转能量。 旋转传感器130a〜130d检测与风能量对应的物理量。 对应于风能量的物理量的测量值被提供给控制器单元162中的保护协调,以通过控制器单元162引导向多个功率转换单元150a至150d供电。此后,来自多个 发电机110a〜110d根据控制器单元162的方向被提供给最佳功率转换单元,从而通过利用所需数量的功率转换单元来最佳地发电。 版权所有(C)2007,JPO&INPIT