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    • 1. 发明专利
    • エレベーター
    • 电梯
    • JP2015003793A
    • 2015-01-08
    • JP2013129836
    • 2013-06-20
    • 株式会社日立製作所Hitachi Ltd
    • ISHIZUKA MASATOYOSHIMINE RYOMAIWAMOTO AKIRAONUMA NAOTO
    • B66B1/14B66B3/00B66B11/02
    • 【課題】気密構造の乗りかごを有するエレベーターにおいて、乗りかご乗客が酸欠にならないように換気弁を制御する。【解決手段】エレベーター20は、乗りかご10と、乗りかご内の気圧を調整する気密調整手段5と、乗りかごのドア11の開閉を検出するドアスイッチ2と、乗りかごの荷重を検出する荷重センサ4と、乗りかご内を換気する換気弁6と、乗りかごの昇降を制御するエレベーター制御装置1とを備える。気密調整手段は、ドアスイッチが検出したドア開閉時間の実測値と荷重センサが検出した荷重と乗りかごの容積とエレベーター制御装置から送信された運転信号とを用いて、乗りかごが目的階に到着するときの乗りかご内の二酸化炭素ガス濃度を推定する。推定値が予め定めた基準値を超えたら、乗りかごを最寄りの階に停止し乗りかごを開いて換気するか換気弁を開いて換気する。【選択図】図3
    • 要解决的问题:为了控制通风阀,使得轿厢中的乘客在包括具有气密结构的轿厢的电梯中不具有氧气。解决方案:电梯20包括:轿厢10; 用于调节轿厢10内的大气压力的气密性调节装置5; 用于检测轿厢门11的打开/关闭的门开关2; 负载传感器4,用于检测轿厢的负载; 用于在汽车内部通风的通风阀6; 以及用于控制轿厢的升降的电梯控制装置1。 气密性调整机构通过使用由门开关检测出的门开闭时间的实际测量值,负载传感器检测到的负载量,轿厢到达目标楼层的体积,估计轿厢内的二氧化碳气体浓度 轿厢和从电梯控制装置发送的操作信号。 当估计值超过预定的参考值时,汽车停在最近的地板上,并通过打开轿厢或打开通风阀来通风。
    • 2. 发明专利
    • Elevator power supply control device, elevator power supply control method, and power supply control program
    • 电梯电源控制装置,电梯电源控制方法和电源控制程序
    • JP2011126617A
    • 2011-06-30
    • JP2009284068
    • 2009-12-15
    • Hitachi Ltd株式会社日立製作所
    • TAKAYAMA NAOKISATO KOICHIISHIZUKA MASATOTOYABE JUNYAMASHITA KOICHI
    • B66B1/34B66B5/02
    • PROBLEM TO BE SOLVED: To suitably switch quick charging and trickle charging without enlarging a device in an elevator power supply control device having a storage battery supplying electric power at power failure. SOLUTION: The elevator power supply control device includes a converter 2 generating electric power supplied to an electric motor 5 for lifting and lowering a car 7 based on a power supply supplied from the outside and a PWM inverter 4; the storage battery 17 supplying the power supply to the PWM inverter 4 at power failure; a control power supply 12 for charging the storage battery 17 based on the power supply supplied from the outside, a trickle charging resistor 15, a quick charging resistor 16; and a charging switching part for controlling a charging mode. The charging switching part can switch trickle charging and quick charging, and switches trickle charging and quick charging based on residual capacity of the storage battery 17 when power interruption is recovered. COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的问题:为了适当地切换快速充电和滴流充电,而不会在具有在断电时提供电力的蓄电池的电梯电源控制装置中放大装置。 电梯电源控制装置包括:转换器2,其根据从外部供给的电源和PWM逆变器4产生供给到用于使轿厢7升降的电动马达5的电力; 蓄电池17,在停电时向PWM逆变器4供电; 基于从外部供给的电源对蓄电池17进行充电的控制电源12,涓流充电电阻15,快速充电电阻16; 以及用于控制充电模式的充电开关部分。 充电开关部分可以切换涓流充电和快速充电,并且在电源中断恢复时基于蓄电池17的剩余容量来切换涓流充电和快速充电。 版权所有(C)2011,JPO&INPIT
    • 3. 发明专利
    • Elevator information processing device
    • 电梯信息处理装置
    • JP2013129528A
    • 2013-07-04
    • JP2011281729
    • 2011-12-22
    • Hitachi Ltd株式会社日立製作所
    • ISHIZUKA MASATOHOTATE HISAFUMIJINGU KUNIO
    • B66B1/34B66B1/06B66B5/02
    • PROBLEM TO BE SOLVED: To stop an elevator without confining passengers of the elevator in a car according to a power saving request from a building or an electrical power company.SOLUTION: An elevator information processing device 3 is connected to an elevator control device 6 for controlling the up/down motion of a car 17 and includes a power saving signal detection part 31 for taking in a power saving signal from the building 1 or the electrical power company 2, a controlled operation control part 32 for controlling so that the elevator is regularly operated or stopped, an automatic landing device 33 for using a battery 5 to move up/down the car to a nearest floor or a floor designated by the passenger, and a battery residual amount monitoring part 36 for monitoring the charging state or the residual amount of the battery. On the basis of the power saving signal detected by the power saving signal detection part 31, the controlled operation control part 32 moves up/down the car 17 to the nearest floor or the floor designated by the passenger correspondingly to the battery charging state or the level of the residual amount from the battery residual amount monitoring part 36 and stops the elevator.
    • 要解决的问题:根据建筑物或电力公司的省电请求,停止电梯而不将电梯的乘客限制在汽车中。解决方案:电梯信息处理装置3连接到电梯控制装置6,用于 控制轿厢17的上下运动,并且包括用于从建筑物1或电力公司2接收省电信号的省电信号检测部31,控制运转控制部32,使得电梯是 定期操作或停止的自动着陆装置33,用于使用电池5将轿厢上下移动到乘客指定的最近楼层或楼层的自动着陆装置33以及用于监视充电状态或剩余的电池剩余量监视部分36 电池量。 根据由省电信号检测部31检测到的省电信号,被控制操作控制部32根据电池充电状态或轿厢17将轿厢17上下移动到乘客指定的最近楼层或楼层 电池余量监视部36的剩余量的电平,停止电梯。
    • 4. 发明专利
    • Elevator control system
    • 电梯控制系统
    • JP2012131623A
    • 2012-07-12
    • JP2010286236
    • 2010-12-22
    • Hitachi Ltd株式会社日立製作所
    • HOTATE HISAFUMISAITO HIROYUKIKATO KANAKOISHIZUKA MASATOONUMA NAOTOSAKOTA TOMOJI
    • B66B1/18B66B1/30B66B5/02
    • PROBLEM TO BE SOLVED: To provide an elevator control system in which the life deterioration of elevators are dispersed by computing the life deterioration of power semiconductor devices and then providing an operational control such as an allocation limit for each elevator.SOLUTION: The elevator control system includes, a plurality of elevators each having an elevator control device, and a group supervisory operation control unit for making operational control of a plurality of elevators, wherein an elevator control device includes a converter 10 and an inverter 12 both including power semiconductor devices, and a converter inverter drive controller 9, and wherein the converter inverter drive controller 9 computes the deterioration frequency of a power semiconductor device 18 on the basis of the carrying load rate of a passenger car and an elevator speed feedback value and a torque command value obtained from a difference between an elevator speed order value and an elevator speed feedback value, and then an alert is sent to the group supervisory operation control unit when the deterioration frequency is beyond a threshold, and after received the alert, the group supervisory operational control unit makes operational control of each elevator control device as to disperse the life deterioration for each of a plurality of elevators.
    • 要解决的问题:提供一种电梯控制系统,其中通过计算功率半导体器件的寿命劣化然后提供诸如每个电梯的分配限制的操作控制来分散电梯的寿命劣化。 解决方案:电梯控制系统包括:具有电梯控制装置的多个电梯和用于对多个电梯进行操作控制的组监控运行控制单元,其中电梯控制装置包括转换器10和 包括功率半导体器件的逆变器12和转换器逆变器驱动控制器9,其中转换器逆变器驱动控制器9基于乘用车的承载负载率和电梯速度来计算功率半导体器件18的劣化频率 反馈值和从电梯速度顺序值和电梯速度反馈值之间的差获得的转矩指令值,然后当劣化频率超过阈值时,向组监控运行控制单元发送警报,并且在接收到 警报,组监督操作控制单元对每个电梯控制进行操作控制d 为了分散多台电梯中的每一台电梯的寿命恶化的装置。 版权所有(C)2012,JPO&INPIT
    • 5. 发明专利
    • Emergency operation control device of elevator
    • 电梯紧急操作控制装置
    • JP2010100369A
    • 2010-05-06
    • JP2008271517
    • 2008-10-22
    • Hitachi Ltd株式会社日立製作所
    • ISHIZUKA MASATOSATO KOICHI
    • B66B5/02B66B3/00
    • PROBLEM TO BE SOLVED: To provide an emergency operation control device of an elevator having higher reliability, and superior in easiness to use.
      SOLUTION: This emergency operation control device 4 of the elevator is provided for performing emergency operation for guiding the elevator the nearest floor or a refuge floor when a sensor 1 operates, and has the sensor 1 by three or more. The respective sensors have signal detecting parts 5, 6 and 7 for detecting an operated signal and a sensor operation signal determining part 8 for outputting an emergency operation permitting signal when detecting a plurality of signals by the signal detecting parts 5, 6 and 7. The emergency operation is performed when the emergency operation permitting signal is output.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供具有更高可靠性并且易于使用的电梯的紧急操作控制装置。 解决方案:电梯的紧急操作控制装置4被设置用于在传感器1操作时执行用于引导电梯到最近楼层或避难楼层的紧急操作,并且将传感器1设置为三个以上。 相应的传感器具有用于检测操作信号的信号检测部分5,6和7以及用于在由信号检测部分5,6和7检测多个信号时输出紧急操作允许信号的传感器操作信号确定部分8。 当输出紧急操作许可信号时执行紧急操作。 版权所有(C)2010,JPO&INPIT
    • 6. 发明专利
    • Elevator group management system
    • 电梯集团管理系统
    • JP2014009058A
    • 2014-01-20
    • JP2012145891
    • 2012-06-28
    • Hitachi Ltd株式会社日立製作所
    • ISHIZUKA MASATOHOTATE HISAFUMIHYO SHOGUNMAEHARA TOMOAKI
    • B66B1/18
    • Y02B50/122
    • PROBLEM TO BE SOLVED: To provide an elevator group management system capable of contributing to reduction of electric power consumption of elevators by allocating an appropriate car on the basis of a congestion degree of a hall.SOLUTION: An elevator group management system includes: a plurality of elevators having cars (6A-C), motors for driving the cars, and load sensors (8A-C) for detecting loads inside the cars; a hall call device provided in a hall; a congestion degree detection device calculating a congestion degree of the hall; and a group management control device (3) controlling, as a group, operation of the plurality of elevators. The group management control device is configured to allocate the car having the motor with low electric power consumption to the hall in which the hall call device is operated, on the basis of the congestion degree of the hall calculated by the congestion degree detection device and the actual values detected by the respective load sensors.
    • 要解决的问题:提供一种能够通过基于大厅的拥挤度分配适当的轿厢来有助于降低电梯的电力消耗的电梯组管理系统。解决方案:电梯组管理系统包括:多个 具有轿厢的电梯(6A-C),用于驱动汽车的电动机以及用于检测汽车内的负载的负载传感器(8A-C) 在大厅设置的门厅呼叫装置; 拥挤度检测装置,其计算所述大厅的拥挤度; 以及组管理控制装置(3),作为一组控制多个电梯的操作。 组群管理控制装置被配置为基于由拥挤度检测装置计算出的霍尔的拥挤度,将具有低功耗的电动机的轿厢分配给操作门厅呼叫装置的门厅, 由各负载传感器检测到的实际值。
    • 7. 发明专利
    • Power converter
    • 电源转换器
    • JP2011114991A
    • 2011-06-09
    • JP2009270969
    • 2009-11-30
    • Hitachi Ltd株式会社日立製作所
    • AYANO HIDEKIONUMA NAOTOSAKOTA TOMOJIMITA FUMIAKIHOTATE HISAFUMIISHIZUKA MASATOYABUUCHI TATSUSHI
    • H02M7/48H02M7/12
    • PROBLEM TO BE SOLVED: To provide a power converter wherein the peak value of a common mode current can be reduced, when a PWM rectifier 3 and an inverter 4 are controlled by a two-phase modulation system. SOLUTION: The PWM rectifier 3 and the inverter 4, which are driven by the two-phase modulation system are synchronized so that the phase difference of triangular wave carriers becomes zero. Furthermore, attention is paid to the switching timing of each voltage mode in the two-phase modulation system; and when both the voltage modes is about to be switched in a short period of time, one of mode periods is extended, and the voltage mode switching timing is corrected so that switching both voltage modes does not occur in a short period. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种功率转换器,其中当PWM整流器3和逆变器4由两相调制系统控制时,可以减小共模电流的峰值。 解决方案:由两相调制系统驱动的PWM整流器3和逆变器4同步,使得三角波载波的相位差变为零。 另外,关注两相调制方式中的各电压模式的切换定时, 并且当两个电压模式即将在短时间段内切换时,模式周期中的一个被延长,并且校正电压模式切换时序,使得在短时间内不会发生两种电压模式。 版权所有(C)2011,JPO&INPIT
    • 8. 发明专利
    • Elevator control device
    • 电梯控制装置
    • JP2011026075A
    • 2011-02-10
    • JP2009174169
    • 2009-07-27
    • Hitachi Ltd株式会社日立製作所
    • TOYABE JUNSATO KOICHITAKAYAMA NAOKIFUKADA HIRONORIISHIZUKA MASATOHYO SHOGUNHOTATE HISAFUMI
    • B66B5/12B66B5/02
    • PROBLEM TO BE SOLVED: To calculate the accurate stop position of an elevator passenger car while adding a rope slip amount thereto even when a failure occurs such as the abnormal output of an incremental signal from a first rotary encoder mounted on a motor.
      SOLUTION: Even when a failure occurs such as the abnormal output of the incremental signal 3a (ψA, ψB) which uses the pulse count of the first rotary encoder 3 mounted on the motor 2 for detecting the rotating angle and the rotating direction, a motor phase excitation switching pulse for counting pole pairs with single rotation, a zero cross frequency 71a of a motor current detected by a current detector 71, or an origin signal (ψZ) from the first rotary encoder 3 for detecting the accurate position is counted so that the rope slip amount is computed to calculate the accurate position of the elevator passenger car 6 after emergency stop, thus preventing a floor level difference in rescue operation.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:即使当发生诸如来自安装在电动机上的第一旋转编码器的增量信号的异常输出的故障时,也可以增加电梯乘客车的精确停止位置。 解决方案:即使当使用安装在电动机2上的第一旋转编码器3的脉冲计数的增量信号3a(ψA,ψB)的异常输出发生故障时,用于检测旋转角度和旋转方向 ,用于对单次旋转的极对进行计数的电动机励磁开关脉冲,由电流检测器71检测的电动机电流的零交叉频率71a或来自第一旋转编码器3的用于检测精确位置的原点信号(ψZ) 进行计数,计算出紧急停止后的电梯轿厢6的准确位置,从而防止营救行动中的楼层差。 版权所有(C)2011,JPO&INPIT
    • 9. 发明专利
    • Jig and method for attaching semiconductor device
    • 用于连接半导体器件的JIG和方法
    • JP2014135356A
    • 2014-07-24
    • JP2013001856
    • 2013-01-09
    • Hitachi Ltd株式会社日立製作所
    • MITA FUMIAKIISHIZUKA MASATO
    • H01L23/36H05K7/20
    • PROBLEM TO BE SOLVED: To provide means not generating a gap between a semiconductor device and a cooling fin or a heat sink, at a coating work of a heat radiation compound when the semiconductor device is attached to the cooling fin or the heat sink.SOLUTION: A jig for attaching a semiconductor device consists of a base substance 1 having a shape overlapped with at least one of a semiconductor device 2 and a cooling fin or a heat sink 5. A plurality of hole parts 3 are formed to the base substance. Into the hole parts, a proper quantity of heat radiation compound 4 is injected when the heat radiation compound is applied to at least one of the semiconductor device and the cooling base substance. Also provided is a method for attaching the semiconductor device by using the jig.
    • 要解决的问题:当半导体器件连接到散热片或散热片时,提供在半导体器件和散热片或散热器之间不产生间隙的装置,在散热化合物的涂覆工作时。 :用于安装半导体器件的夹具由具有与半导体器件2和冷却片或散热片5中的至少一个重叠的形状的基底物质1组成。与基底物质形成多个孔部3。 在将热辐射化合物施加到半导体器件和冷却基体物质中的至少一个上时,向孔部分注入适量的散热化合物4。 还提供了通过使用夹具来附接半导体器件的方法。