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    • 1. 发明专利
    • 流量計測装置
    • 流量测量装置
    • JP2014215211A
    • 2014-11-17
    • JP2013093797
    • 2013-04-26
    • パナソニック株式会社Panasonic Corp大阪瓦斯株式会社Osaka Gas Co Ltd
    • KITANO YUSUKEGOTO HIROKAZUIWAMOTO RYUJIYOKOHATA MITSUOASADA SHOJIMASUDA TAKEHIROFUJII YASUHIROOKAMURA SHIGENORI
    • G01F1/00G01F3/22
    • G01F1/00G01F3/22
    • 【課題】流体の流量を正しく測定できない計測流路がある場合であっても、通過する流体の総流量を求めることができる流量計測装置を提供する。【解決手段】ガス計測装置1は、流体が流れ込む流入口7と該流体が流出する流出口8との間において並列して設けられた複数の計測流路22a〜22dと、計測流路22a〜22dそれぞれに設けられ、計測流路22a〜22dを通過する流体の流量を求める個別流量計測部31a〜31dと、計測流路22a〜22dの異常を検出する個別計測異常検出部32a〜32dと、個別流量計測部31a〜31dで求められた流量や異常情報を取得して総流量の演算をする流量情報部33と、各計測流路との流量比率を示す流量比率データを記憶する流量比率記憶部34とを備える。【選択図】図2
    • 要解决的问题:提供一种流量测量装置,其能够获得即使存在无法正确测量流体的流量的测量流路的通过的流体的总流量。解决方案:气体测量装置 1包括:在流体流入的流入口7和流体流出的流出口8之间并联设置的多个测量流路22a-22d; 分别设置在测量流路22a-22d处的单独的流量测量单元31a-31d,并获取通过测量流路22a-22d的流体的流量; 用于检测测量流路22a-22d的异常的个体测量异常检测单元32a-32d; 流量信息单元33,用于通过获取各个流量测量单元31a-31d中获取的流量和异常信息来计算总流量; 以及流量比率存储单元34,用于存储表示各个测量流路之间的流量比的流量比率数据。
    • 2. 发明专利
    • Flow rate measurement device
    • 流量测量装置
    • JP2014126448A
    • 2014-07-07
    • JP2012283221
    • 2012-12-26
    • Panasonic Corpパナソニック株式会社Osaka Gas Co Ltd大阪瓦斯株式会社
    • IWAMOTO RYUJIYOKOHATA MITSUOKOBA YASUOGOTO HIROKAZUASANO KAZUTAKAASADA SHOJIMASUDA TAKEHIROFUJII YASUHIROOKAMURA SHIGENORI
    • G01F1/00G01F3/22
    • PROBLEM TO BE SOLVED: To provide a flow rate measurement device that can simply manage a relation between a position of a measurement flow passage and an individual flow rate of the measurement flow passage.SOLUTION: A flow rate measurement device 100 according to the present invention comprises: a plurality of measurement flow passages 28; individual flow rate measurement parts 34; and a total rate calculation part 36. Discrimination information for mutual discrimination is imparted to the plurality of individual flow rate measurement parts, and the total rate calculation part is configured to register the discrimination information on the individual flow rate measurement part in setting order of the measurement flow passage having the individual flow rate measurement part provided, and store the discrimination information on the individual flow rate measurement part and the setting order of the measurement flow passage having the individual flow rate measurement part provided in association with each other.
    • 要解决的问题:提供一种流量测量装置,其可以简单地管理测量流路的位置与测量流路的个体流量之间的关系。解决方案:根据本发明的流量测量装置100 包括:多个测量流动通道28; 单独的流量测量部件34; 和总速率计算部36,对多个个体流量测量部赋予相互辨别用的识别信息,总速率计算部被配置为按照设定的顺序将各个流量测定部的识别信息 设置具有各个流量测量部的测量流路,并且将关于个体流量测量部的判别信息和具有彼此相关联设置的各个流量测量部的测量流路的设定顺序存储。
    • 3. 发明专利
    • 分散電源の接続装置
    • 连接用于分散电源的设备
    • JP2015053842A
    • 2015-03-19
    • JP2013186771
    • 2013-09-09
    • パナソニック株式会社Panasonic Corp
    • ANDO MASASHIITO YOSHIKATSUKAWAKATSU MASAHARUGOTO HIROKAZUTAKEBE YASUO
    • H02J3/38
    • Y02P90/40
    • 【課題】施工現場での第1のセンサの誤接続を防止し、かつ蓄電容量の異なる蓄電装置に共用することにより、製造コストの増加を抑制する。【解決手段】接続装置10は、蓄電装置30を接続する第4端子T4を備えた筐体10Aと、燃料電池20から蓄電装置30に向かう電力を監視する第1のセンサ21とを備える。蓄電装置30は、電流源である分散電源の電圧源となる。第1のセンサ21は、筐体10Aに設けられ、分散電源の出力を調節する制御部23にその出力を与える。さらに、接続装置10は、燃料電池20から電力系統50に向かう電力を監視する第2のセンサ22の出力と、第1のセンサ21の出力との一方を選択して制御部23に与えるセンサ切替器12を備える。センサ切替器12は、電力系統50の停電時に第1のセンサ21を選択するように制御される。【選択図】図1
    • 要解决的问题:通过防止在施工现场的第一传感器的错误连接并且与连接装置与蓄电容量不同的蓄电装置共享连接装置来抑制连接装置的制造成本的增加。解决方案:连接装置10具有 具有用于连接蓄电装置30的第四端子T4的壳体10A和用于监视从燃料电池20向蓄电装置30供电的电力的第一传感器21.蓄电装置30用作分散的电力源 电源作为电流源。 第一传感器21设置到​​壳体10A,并将其输出提供给控制器23,用于调节分散电源的输出。 连接装置10具有用于选择第二传感器22的输出中的一个的传感器切换单元12,用于监视从燃料电池20馈送到电力系统50的电力和第一传感器21的输出,并将选择的输出提供给 控制器23.当电力系统50发生故障时,传感器切换单元12被控制以选择第一传感器21。
    • 4. 发明专利
    • Flow rate measuring device
    • 流量测量装置
    • JP2014016192A
    • 2014-01-30
    • JP2012152462
    • 2012-07-06
    • Panasonic Corpパナソニック株式会社
    • GOTO HIROKAZUNAKABAYASHI YUJIADACHI AKIHISA
    • G01F1/66
    • G01F1/66G01F1/667
    • PROBLEM TO BE SOLVED: To provide a flow rate measuring device capable of solving a problem that, since the position of three wave vertexes and/or four wave vertexes changes during measurement depending on the gas to be measured, the propagation time cannot be stably measured resulting in a poor measurement accuracy.SOLUTION: The flow rate measuring device has a reference comparison unit 7 that compares a reception waveform and a reference voltage to measure the propagation time of an ultrasonic wave. A reference voltage alteration unit 11 changes the reference voltage according to the amplification degree of the reception waveform. By comparing the changed reference voltage and the reception waveform, the propagation time can be stably measured and degrading of the measurement accuracy can be prevented.
    • 要解决的问题:为了提供一种流量测量装置,其能够解决由于三波顶点和/或四波顶点在测量期间根据待测气体的位置而变化的问题,所以不能稳定地测量传播时间 导致测量精度差。解决方案:流量测量装置具有比较接收波形和参考电压以测量超声波的传播时间的参考比较单元7。 参考电压改变单元11根据接收波形的放大度改变参考电压。 通过比较改变的参考电压和接收波形,可以稳定地测量传播时间,并且可以防止测量精度的降低。
    • 5. 发明专利
    • Ultrasonic flow rate measuring unit and ultrasonic flowmeter using the same
    • 超声波流量测量单元和超声波流量计
    • JP2012021899A
    • 2012-02-02
    • JP2010160371
    • 2010-07-15
    • Panasonic Corpパナソニック株式会社
    • FUJII YASUSHISATO MASATOGOTO HIROKAZUWATANABE AOI
    • G01F1/66H04R17/00
    • G01F1/05G01F1/662G01F1/667
    • PROBLEM TO BE SOLVED: To provide an ultrasonic flowmeter that is low in cost by eliminating a case for ultrasonic transducers and reducing the number of mounting parts to a measurement channel without impairing reliability.SOLUTION: The ultrasonic flowmeter comprises: a measurement channel 7 through which a fluid to be measured flows; and a pair of ultrasonic transducers 1, 9 that are disposed in the upstream and downstream of the measurement channel 7 and that are capable of transmitting and receiving ultrasonic signals. The measurement channel 7 is composed of a resin. The ultrasonic transducers 1, 9 is composed of a piezoelectric element 4, a terminal 12 for applying a voltage to the piezoelectric element 4, and an acoustic matching layer 5 bonded to a surface of a transmission side of the terminal 12. The ultrasonic transducers 1, 9 are fixed on an ultrasonic transducer mounting part 8 provided on the measurement channel 7 with a coating material 13 having elasticity, which eliminates the need for a metal or resin case that has been used for improving reliability of the ultrasonic transducers. Further, the number of vibration suppression components for mounting the ultrasonic transducers can also be reduced, and thereby the cost of materials of the ultrasonic flowmeter can be reduced.
    • 要解决的问题:通过消除超声波换能器的外壳并将安装部件的数量减少到测量通道而不损害可靠性来提供低成本的超声波流量计。

      解决方案:超声波流量计包括:待测流体流过的测量通道7; 以及设置在测量通道7的上游和下游并且能够发送和接收超声波信号的一对超声波换能器1,9。 测量通道7由树脂构成。 超声波换能器1,9由压电元件4,向压电元件4施加电压的端子12和与端子12的发送侧的表面接合的声匹配层5构成。超声波换能器1 9被固定在设置在测量通道7上的具有弹性的涂层材料13的超声波换能器安装部分8上,从而不再需要用于提高超声换能器的可靠性的金属或树脂壳体。 此外,也可以减少用于安装超声换能器的振动抑制部件的数量,从而能够降低超声波流量计的材料成本。 版权所有(C)2012,JPO&INPIT

    • 6. 发明专利
    • Flow measuring device
    • 流量测量装置
    • JP2011257332A
    • 2011-12-22
    • JP2010133626
    • 2010-06-11
    • Panasonic Corpパナソニック株式会社
    • GOTO HIROKAZUNAKABAYASHI YUJIFUJII YASUSHIWATANABE AOI
    • G01F1/66
    • PROBLEM TO BE SOLVED: To provide a flow measuring device capable of accurately adjusting a measured flow rate into a flow rate at a desired temperature, at a low power consumption.SOLUTION: The flow measuring device includes: a temperature measuring means 8 that is disposed in a flow channel 1 and measures temperatures of a first ultrasonic transducer 2, a second ultrasonic transducer 3 and a fluid flowing in the flow channel 1; a propagation time measuring means 4 for measuring the propagation time; a flow calculation means 5 for calculating a flow rate from the propagation time; and a flow adjustment means 6 for adjusting the flow rate into a flow rate at a desired temperature on the basis of the fluid temperature calculated from the propagation time and the fluid temperature measured by the temperature measuring means 8. The flow adjustment means 6 stores difference between the fluid temperature measured by the temperature measuring means 8 and the fluid temperature calculated from the propagation time as a temperature compensation value, and adjusts the flow rate by adjusting the temperature calculated with the temperature compensation value when it adjusts the flow rate with the fluid temperature calculated from the propagation time.
    • 要解决的问题:提供一种流量测量装置,其能够以低功耗精确地将所测量的流量调节到期望温度下的流量。 流量测量装置包括:温度测量装置8,其布置在流动通道1中,并测量第一超声波换能器2,第二超声换能器3和在流动通道1中流动的流体的温度; 用于测量传播时间的传播时间测量装置4; 用于从传播时间计算流量的流量计算装置5; 以及流量调节装置6,用于根据由温度测量装置8测量的传播时间和流体温度计算的流体温度将流量调节到所需温度下的流量。流量调节装置6存储差 在由温度测量装置8测量的流体温度与由传播时间计算的流体温度之间作为温度补偿值,并且当通过调节流体的流量时调节用温度补偿值计算的温度来调节流量 温度由传播时间计算。 版权所有(C)2012,JPO&INPIT
    • 7. 发明专利
    • 流体計測装置
    • 流体测量系统
    • JP2014224683A
    • 2014-12-04
    • JP2013102727
    • 2013-05-15
    • パナソニック株式会社Panasonic Corp
    • GOTO HIROKAZUFUJII YASUSHINAKABAYASHI YUJIKONO YASUHARUWATANABE AOI
    • G01F1/66
    • 【課題】本発明は、流体の流量を正しく測定できない計測流路があっても正常な流量計測を継続できる流体計測装置を提供する。【解決手段】ガス計測装置1は、複数の計測流路2と、複数の計測流路2それぞれに設けられ、計測流路2を流通する流体の流量情報を取得し、主制御部8に出力する流量計測部5と、流量計測部5を制御し、流量計測部5からの流量情報より全体の流量を算出する主制御部8とを備え、主制御部8が流量計測部5に異常が発生したと判断した場合は、流量計測部5を初期化し再起動させる。【選択図】図1
    • 要解决的问题:提供一种能够适当地连续测量流量的流体测量系统,即使包括不可能进行适当测量的任何通道也是如此。解决方案:气体测量系统1包括:多个测量通道2; 多个流量测量单元5设置到多个测量通道2中的每一个以获取流过测量通道2的流体的流量信息并将其输出到主控制器8; 以及主控制器8,其控制流量测量单元5,并且基于来自流量测量单元5的流量信息计算整个流量。当主控制器8确定在任何流量上出现问题时 测量单元5,主控制器8控制流量测量单元5复位和重新开始操作。
    • 8. 发明专利
    • Large flow rate measurement device
    • 大流量测量装置
    • JP2014010032A
    • 2014-01-20
    • JP2012146332
    • 2012-06-29
    • Panasonic Corpパナソニック株式会社
    • NAKABAYASHI YUJIADACHI AKIHISAFUJII YASUSHISAKAGUCHI YUKIOGOTO HIROKAZUKONO YASUHARUWATANABE AOI
    • G01F1/00G01F1/66G01F7/00
    • PROBLEM TO BE SOLVED: To provide a large flow rate measurement device capable of prolonging the period of battery replacement maintenance without increasing a battery capacity so much.SOLUTION: The large flow rate measurement device includes measurement means 5 for measuring a flow rate q of a branch path 4 between an inlet 2 and an outlet 3 of a flow channel 1, and flow rate calculation means 7 for calculating a total flow rate Q of measured fluids flowing through the flow channel from the flow rate q measured by the measurement means. When battery capacity monitoring means 11 detects that a battery capacity as a power source is equal to or less than a predetermined value, some measurements of the branch path 4 are stopped, and the flow rate calculation means 7 estimates the individual flow rate of the measurement-stopped branch path from individual flow rates measured at other branch paths to calculate the total flow rate Q of the measured fluids flowing through the flow channel. Thus, the period of battery replacement maintenance is prolonged without increasing a battery capacity so much.
    • 要解决的问题:提供一种能够在不增加电池容量的情况下延长电池更换维护周期的大流量测量装置。解决方案:大流量测量装置包括测量装置5,用于测量电池的流量q 流路1的入口2和出口3之间的分支路径4以及流量计算装置7,用于根据由测量装置测量的流量q计算流过流道的被测流体的总流量Q。 当电池容量监视装置11检测到作为电源的电池容量等于或小于预定值时,分支路径4的一些测量被停止,并且流量计算装置7估计测量的各个流量 - 在其他分支路径上测量的单独流量的截止分支路径,以计算流过流动通道的测量流体的总流量Q。 因此,在不增加电池容量的情况下延长电池更换维护的时间。
    • 9. 发明专利
    • Fluid measuring device
    • 流体测量装置
    • JP2014009982A
    • 2014-01-20
    • JP2012145025
    • 2012-06-28
    • Panasonic Corpパナソニック株式会社
    • GOTO HIROKAZUADACHI AKIHISAFUJII YASUSHINAKABAYASHI YUJISAKAGUCHI YUKIOKONO YASUHARUWATANABE AOI
    • G01F1/00G01F3/22
    • G01F3/22G01F1/66G01F5/00G01F15/04G01F15/07
    • PROBLEM TO BE SOLVED: To provide a fluid measuring device capable of reducing the time required for an adjustment work in a manufacturing process of a fluid measuring device in which plural measuring flow paths are connected in parallel to each other.SOLUTION: A gas measuring device 1 includes: plural measuring flow paths 22a, 22b and 22c disposed in parallel to each other between a flow-in port into which fluid flows in and a flow-out port out of which the fluid flows out; a flow rate measurement sections 61a, 61b and 61c each measures flow rate of the fluid flowing through the measuring flow paths 22a, 22b and 22c; memories 62a, 62b and 62c each holding a coefficient data which is a value representing a relationship between the flow rate of the fluid flowing through the measuring flow paths 22a, 22b and 22c and total flow rate of the fluid flowing from the flow-in port to the flow-out port for each of the measuring flow paths 22a, 22b and 22c; and a total flow rate estimation section 60a, 60b and 60c that estimates the total flow rate of the fluid based on the flow rate measured by the flow rate measurement sections 61a, 61b and 61c and the coefficient data held in the memories 62a, 62b and 62c.
    • 要解决的问题:提供一种流体测量装置,其能够在多个测量流路彼此并联连接的流体测量装置的制造过程中减少调整工作所需的时间。解决方案:一种气体测量装置 1包括:多个测量流路22a,22b和22c,其彼此平行设置在流体流入的流入口和流出口之间,流出口流出; 流量测量部61a,61b和61c分别测量流过测量流路22a,22b,22c的流体的流量; 每个存储器62a,62b和62c保持系数数据,该系数数据是表示流过测量流路22a,22b和22c的流体的流量与从流入口流动的流体的总流量之间的关系的值 到每个测量流路22a,22b和22c的流出口; 以及基于由流量测量部61a,61b和61c测量的流量和保存在存储器62a,62b中的系数数据来估计流体的总流量的总流量估计部60a,60b和60c,以及 62C。
    • 10. 发明专利
    • Flow rate measurement device
    • 流量测量装置
    • JP2014009980A
    • 2014-01-20
    • JP2012144989
    • 2012-06-28
    • Panasonic Corpパナソニック株式会社
    • WATANABE AOIGOTO HIROKAZUADACHI AKIHISAFUJII YASUSHINAKABAYASHI YUJISAKAGUCHI YUKIOKONO YASUHARU
    • G01F1/00G01F1/66
    • G01F1/667G01F1/72G01F15/046
    • PROBLEM TO BE SOLVED: To provide a flow rate measurement device capable of reducing an influence of the periodic fluctuation of a flow rate, and thus improving measurement accuracy of the total flow rate of fluids.SOLUTION: A flow rate measurement device includes: a plurality of flow paths 3A to 3C arranged between an inlet 1 and an outlet 2; flow rate gauges 4A to 4C, which are arranged on the flow paths 3A to 3C respectively, for measuring a flow rate of fluids flowing through the flow paths 3A to 3C; and a flow rate computing unit 5 for computing the total flow rate of the fluids flowing from the inlet 1 to the outlet 2, from the flow rate measured by the flow rate gauges 4A to 4C. Each of the flow rate gauges 4A to 4C is configured to have the same start point of a first period and to execute measurement of the flow rate of fluids within the first period a predetermined number of times. Two or more flow rate gauges are configured to be different in a timing for executing measurement of the flow rate of initial fluids within the first period.
    • 要解决的问题:提供一种能够减少流量周期性波动的影响的流量测量装置,从而提高流体的总流量的测量精度。解决方案:流量测量装置包括:多个 布置在入口1和出口2之间的流动路径3A至3C; 分别设置在流路3A〜3C上的流量计4A〜4C,用于测量流过流路3A〜3C的流体的流量; 以及流量计算单元5,用于根据由流量计4A至4C测量的流量计算从入口1流向出口2的流体的总流量。 每个流量计4A至4C被配置为具有第一时段的相同起始点,并且在第一时段内执行预定次数的流体流量的测量。 两个或更多个流量计被配置为在用于在第一时段内执行初始流体的流量的测量的定时不同。