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    • 2. 发明专利
    • Link mechanism
    • 链接机制
    • JP2014122484A
    • 2014-07-03
    • JP2012278455
    • 2012-12-20
    • Takenaka Komuten Co Ltd株式会社竹中工務店
    • MATSUNAGA HIROKIINOUE RYUTAYOSHIOKA HIROKAZU
    • E04H9/02
    • PROBLEM TO BE SOLVED: To provide a link mechanism which reduces vibration of a structure without using any damper.SOLUTION: A link mechanism 10 includes a first link member 12 which has one end pin-joined to a first column-beam joint S1 of an upper beam 26 of an upper floor of a structure 24 having upper and lower floors constructed with a column-beam frame; a second link member 14 which is a lower beam 30 of the lower floor of the structure 24, and has one end pin-joined to a second column-beam joint S3 at a diagonal position on a vertical plane including the first column-beam joint S1; a third link member 16 which is on the vertical plane and has one end pin-joined to a third column-beam joint S2 of a lower beam 28 of the upper floor; and a connection part 40 to which the other end of the first link member 12, the other end of the second link mechanism 14, and the other end of the third link member 16 are pin-joined on a vertical plane inside the column-beam frame.
    • 要解决的问题:提供一种在不使用任何阻尼器的情况下减少结构的振动的连杆机构。解决方案:连杆机构10包括第一连杆构件12,该第一连杆构件12的一端销连接到第一柱梁接头S1 结构24的上层的上梁26具有由柱梁框架构成的上层和下层; 第二连杆构件14,其是结构24的下底板的下梁30,并且在垂直平面上的对角线位置处具有一端销连接到第二柱梁接头S3,该垂直平面包括第一柱梁接头 S1; 第三连杆构件16,其在垂直平面上并且具有一端销接合到上层的下梁28的第三柱梁接头S2; 以及第一连杆构件12的另一端,第二连杆机构14的另一端和第三连杆构件16的另一端在柱梁内的垂直平面上接合的连接部40 帧。
    • 3. 发明专利
    • Active feedback control device and program
    • 有源反馈控制装置和程序
    • JP2012185658A
    • 2012-09-27
    • JP2011048010
    • 2011-03-04
    • Takenaka Komuten Co Ltd株式会社竹中工務店
    • YOSHIOKA HIROKAZUTAKAHASHI YOSHINORIMATSUSHITA HITOSHI
    • G05B13/02F16F15/02G05D19/02
    • PROBLEM TO BE SOLVED: To reduce not only vibration in a frequency region as a target of control, but also the vibration of the frequency region not as a target of control.SOLUTION: In an active feedback control device, the maximum value of a vibration amount Gc(s) in the frequency region is made to be an evaluation value when the maximum value of a gain margin W(s) is equal to or lower than a threshold γ, and the maximum increase amount of vibration whose increase amount of vibration becomes the maximum is equal to or lower than a threshold α, and in the other cases, the evaluation value is calculated, which indicates control performance of a parameter indicating control characteristics of a controller, by the preset evaluation function having infinity as the evaluation value, and the smallest parameter in the evaluation value is set from parameters having a plurality of combinations based on the evaluation value calculated for the parameters having the plurality of combinations.
    • 要解决的问题:不仅减少作为控制目标的频率区域中的振动,而且减少不作为控制目标的频率区域的振动。 解决方案:在主动反馈控制装置中,当增益裕度W(s)的最大值等于或等于或等于或等于或等于或等于或等于 低于阈值γ,并且振动增加量最大的振动的最大增加量等于或小于阈值α,并且在其他情况下,计算评估值,其指示参数的控制性能 通过具有无穷大的预设评估功能作为评估值来指示控制器的控制特性,并且基于针对具有多个组合的参数计算的评估值,从具有多个组合的参数设置评估值中的最小参数 。 版权所有(C)2012,JPO&INPIT
    • 4. 发明专利
    • Diaphragm type actuator, multiple layer diaphragm type actuator, and air spring structure
    • 膜片式执行器,多层膜片式执行器和空气弹簧结构
    • JP2010164108A
    • 2010-07-29
    • JP2009005985
    • 2009-01-14
    • Takenaka Komuten Co Ltd株式会社竹中工務店
    • MATSUSHITA HITOSHITAKAHASHI YOSHINORIYOSHIOKA HIROKAZU
    • F16F15/02
    • PROBLEM TO BE SOLVED: To provide a diaphragm type actuator having required strength without separately requiring a sensor for detecting vibration.
      SOLUTION: The diaphragm type actuator 10 has an actuator piezoelectric element 20 bonded on one surface of a flat spring 22, and has a sensor piezoelectric element 24 bonded on another surface. The actuator piezoelectric element 20 is formed out of piezoelectric ceramic, covers one surface of the flat spring 22, and is bonded on the flat spring 22 by adhesive. The sensor piezoelectric element 24 has a same structure. Lead wire 32 taking out voltage generated by the sensor piezoelectric element 24 correspondingly to its deformation quantity is attached to a side surface of the sensor piezoelectric element 24, and another end of the lead wire 32 is connected to a control means 26 outputting control signal deforming the actuator piezoelectric element 20. Lead wire 30 applying voltage is attached to a side surface of the actuator piezoelectric element 20, and another end of the lead wire 30 is connected to a voltage generation means 28.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供具有所需强度的膜片式致动器,而不需要分别需要用于检测振动的传感器。 解决方案:膜片式致动器10具有结合在平板弹簧22的一个表面上的致动器压电元件20,并且在另一个表面上具有接合的传感器压电元件24。 致动器压电元件20由压电陶瓷形成,覆盖板簧22的一个表面,并通过粘合剂结合在板簧22上。 传感器压电元件24具有相同的结构。 引线32相对于传感器压电元件24的侧面附着在传感器压电元件24上产生的电压,其传感器压电元件24的另一端与控制装置26连接,输出控制信号变形 致动器压电元件20.施加电压的引线30附接到致动器压电元件20的侧表面,引线30的另一端连接到电压产生装置28.版权所有(C)2010 ,JPO&INPIT
    • 5. 发明专利
    • Device, method, and program for detecting frequency of vibrations and antivibration apparatus
    • 用于检测振动频率和振动装置的装置,方法和程序
    • JP2010085373A
    • 2010-04-15
    • JP2008257655
    • 2008-10-02
    • Takenaka Komuten Co Ltd株式会社竹中工務店
    • MATSUSHITA HITOSHIYOSHIOKA HIROKAZUTAKAHASHI YOSHINORI
    • G01H17/00F16F15/02F16F15/03
    • PROBLEM TO BE SOLVED: To shorten the amount of time required to detect the frequency of vibrations of an object of detection after a change in the frequency of vibrations. SOLUTION: Vibration detection data input from a vibration sensor that detects vibrations of a structure whose vibration is to be suppressed are acquired in a cycle T 0 (206). A vibrational component in the range of frequency of vibrations of a vibration-free object is extracted (208). After that, the integral value B of the vibrational component A thus extracted is computed (210). The effective value Ae of the vibrational component A is computed (212), and the effective value Be of the integral value B is computed (214). The angular frequency ω of vibrations of the vibration-free object is computed by dividing the effective value Ae by the effective value Be (216). The center frequency ω 0 of vibrations of the vibration-free object is computed by eliminating a noise component by performing low-pass filtering on the angular frequency ω of vibrations N times (218). Thus, the frequency of vibrations of the vibration-free object can be detected in a small amount of time even after a change in the frequency of vibrations. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:缩短在振动频率变化之后检测检测对象的振动频率所需的时间量。 解决方案:在循环T 0 (206)中获取从检测振动被抑制的结构的振动的振动传感器输入的振动检测数据。 提取无振动对象振动频率范围内的振动分量(208)。 之后,计算出如此提取的振动分量A的积分值B(210)。 计算振动分量A的有效值Ae(212),计算积分值B的有效值Be(214)。 通过将有效值Ae除以有效值Be(216)来计算无振动对象的振动的角频率ω。 通过对振动的角频率ω进行N次(218)的低通滤波,来消除噪声分量来计算无振动对象的振动的中心频率ω 0 。 因此,即使在振动频率的变化之后,也可以在少量的时间内检测无振动对象的振动频率。 版权所有(C)2010,JPO&INPIT
    • 6. 发明专利
    • Clean room
    • 整理房间
    • JP2008121993A
    • 2008-05-29
    • JP2006307091
    • 2006-11-13
    • Takenaka Komuten Co Ltd株式会社竹中工務店
    • KAWATO KENTAROYOSHIOKA HIROKAZUSHUKURI KATSUNOBUMACHIDA KENICHI
    • F24F7/06
    • PROBLEM TO BE SOLVED: To provide a clean room capable of reducing or eliminating vibration of frequency band generated from fan filter units and having influence on performance of devices by an easy method.
      SOLUTION: The fan filter units 28 are disposed on a frame 26 suspended from a building frame 22. Vibration frequency of maximum excitation force generated by an operation of fans of the fan filter units 28 disposed on the frame 26 is varied to two or more kinds. As the number of fan filter units 28 of the same vibration frequency of maximum excitation force is reduced, the number of the fan filter units 28 maximizing the excitation force with the same vibration frequency can be reduced. As a value obtained by totalizing the excitation forces by every vibration frequency generated from all of the disposed fan filter units 28 is reduced, the vibration of the frequency band generated from the fan filter units 28 and having the influence on the performance of the devices disposed in the clean room 10 can be reduced.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种能够减少或消除由风扇过滤器单元产生的频带的振动并且通过简单的方法影响设备的性能的洁净室。 风扇过滤器单元28设置在从建筑物框架22悬挂的框架26上。由布置在框架26上的风扇过滤器单元28的风扇的操作产生的最大激励力的振动频率变化为两个 或更多种类。 随着具有最大激励力的相同振动频率的风扇过滤器单元28的数量减少,可以减少以相同的振动频率使激励力最大化的风扇过滤器单元28的数量。 通过将由所有设置的风扇式过滤器单元28产生的每个振动频率的励磁力累加得到的值减小,从风扇过滤器单元28产生的频带的振动和对所设置的设备的性能的影响 在洁净室10可以减少。 版权所有(C)2008,JPO&INPIT
    • 7. 发明专利
    • Clean room
    • 整理房间
    • JP2008121992A
    • 2008-05-29
    • JP2006307090
    • 2006-11-13
    • Takenaka Komuten Co Ltd株式会社竹中工務店
    • KAWATO KENTAROYOSHIOKA HIROKAZUSHUKURI KATSUNOBUMACHIDA KENICHI
    • F24F7/06B01D46/00H01L21/02
    • PROBLEM TO BE SOLVED: To provide a clean room comprising a fan filter unit for securing air-tightness with a frame (ceiling frame) and reducing vibration transmitted to the frame (ceiling frame).
      SOLUTION: The fan filter unit 28 is disposed on the frame 26 suspended from a building frame 22 of a clean room 10. Elastic bodies 46, 50 are disposed between the fan filter unit 28 and the frame 26 to secure air-tightness between the fan filter unit 28 and the frame 26. Mass is added to the fan filter unit 28 by a weight member 52. As the rigidity of a vibrating system is reduced by the elastic bodies 46, 50, and the mass of the vibrating system is increased by the weight member 52, a natural period of the vibrating system is increased. Thus the vibration transmitted from the fan filter unit 28 to the building frame 22 through the frame 26 can be reduced.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种洁净室,其包括风扇过滤器单元,用于通过框架(吊顶框架)确保气密性,并减少传递到框架(吊顶框架)的振动。

      解决方案:风扇过滤器单元28布置在从清洁室10的建筑物框架22悬挂的框架26上。弹性体46,50设置在风扇过滤器单元28和框架26之间,以确保气密性 在风扇过滤器单元28和框架26之间。通过配重构件52将质量添加到风扇过滤器单元28.由于弹性体46,50减小了振动系统的刚度,并且振动系统的质量 被重量构件52增加,振动系统的自然周期增加。 因此,可以减少从风扇过滤器单元28通过框架26传递到建筑物框架22的振动。 版权所有(C)2008,JPO&INPIT