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    • 1. 发明授权
    • Apparatus for establishing and/or monitoring a predetermined filling level in a container
    • 用于建立和/或监测容器中的预定填充水平的装置
    • US06236322B1
    • 2001-05-22
    • US09388299
    • 1999-09-01
    • Sergej LopatinHelmut PfeifferAlexander MüllerVolker DreyerWolfgang Brutschin
    • Sergej LopatinHelmut PfeifferAlexander MüllerVolker DreyerWolfgang Brutschin
    • G08B2100
    • G01F23/2967
    • An apparatus for establishing and/or monitoring a predetermined filling level in a container is described, which apparatus can be used in a wide range of applications, that is to say in many different media, which apparatus comprises: a housing (1), an oscillating element for projecting into the container, a diaphragm (5), which is fixedly clamped into the housing (1) at its edge and to which the oscillating element is fastened, and an electromechanical transducer for exciting the diaphragm (5) to produce oscillations in dependence on a transmission signal (S) present at the transducer and for receiving and converting oscillations thereof into an electrical reception signal (E), in which a percentage interval between a resonant frequency fr and an antiresonant frequency far divided by the resonant frequency fr exceeds 20% when the oscillating element oscillates in air.
    • 描述了用于建立和/或监视容器中的预定填充水平的装置,哪种装置可以在广泛的应用中使用,也就是说在许多不同的介质中,哪种装置包括:壳体(1), 用于突出到容器中的振动元件,在其边缘处固定地夹紧到壳体(1)中并且振动元件被紧固的隔膜(5)和用于激励隔膜(5)以产生振荡的机电换能器 依赖于存在于换能器处的传输信号(S)并且用于接收和转换其振荡为电接收信号(E),其中谐振频率fr与远谐振频率fr之间的反谐振频率之间的百分比间隔 当振荡元件在空气中振荡时超过20%。
    • 3. 发明授权
    • Device for determining and/or monitoring a predetermined level in a container
    • 用于确定和/或监视容器中的预定水平的装置
    • US07043981B2
    • 2006-05-16
    • US10220274
    • 2001-03-01
    • Jutta KuhnySergej LopatinVolker Dreyer
    • Jutta KuhnySergej LopatinVolker Dreyer
    • G01F23/00
    • B06B1/0611G01F23/2967
    • Disclosed is a device for determining and/or monitoring a predetermined level. The multipurpose inventive device comprises the following: a mechanical oscillating structure which is placed at the same height as the predetermined level, a pot-shaped housing which is sealed on one end by a membrane (3), piezo-electric elements (15,17) which are arranged in a pile (13) and which, when in operation, are used to place the oscillating structure in an oscillating state, in addition to detecting oscillations according to a momentary level and to make said oscillations accessible for further processing and/or evaluation, being confined between a first and second die (19,21) whose respective ends are adjacent to the pile (13), wherein the pile (13) is clamped along the longitudinal axis of the housing (1) between a pressure screw (24) which is screwed into the housing (1) and the membrane (3).
    • 公开了一种用于确定和/或监视预定水平的装置。 本发明的多功能装置包括:与预定水平放置在相同高度的机械摆动结构,一个由膜(3)在一端密封的罐形壳体,压电元件(15,17) ),其布置在桩(13)中,并且在操作中,用于将振荡结构置于振荡状态,除了根据瞬时水平检测振荡以及使所述振荡可进入进一步处理和/ 或评估,被限制在其端部与桩(13)相邻的第一和第二模具(19,21)之间,其中所述桩(13)沿着所述壳体(1)的纵向轴线夹紧在压力螺钉 (24),其被旋入壳体(1)和膜(3)中。
    • 5. 发明授权
    • Method and apparatus for determining flow characteristics of a medium in a pipeline
    • 用于确定管道中的介质的流动特性的方法和装置
    • US08997582B2
    • 2015-04-07
    • US13695693
    • 2011-04-14
    • Andreas MayrVolker DreyerSergej Lopatin
    • Andreas MayrVolker DreyerSergej Lopatin
    • G01F1/708G01F1/704
    • G01F1/708G01F1/7044
    • A method and an apparatus for determining at least one flow characteristic of an essentially laminarly flowing, gaseous or liquid medium in a pipeline. Distinguishing features include: that at least one modulation element introduced into, or placed in, the pipeline produces, at least for the case, in which the medium is flowing with a velocity different from zero, a change in density of the medium, at least at times, in the vicinity of the modulation element; that at least one mechanically oscillatable unit introduced into, or placed in, the pipeline and spaced from the modulation element is excited to resonant oscillations; that mechanical oscillations are received by the mechanically oscillatable unit and converted into an electrical, received signal, wherein the received signal is sensitive to the density change; and that the at least one flow characteristic of the medium is determined from the reaction of the received signal of the mechanically oscillatable unit to the density change.
    • 一种用于确定管道中基本上层流的气态或液态介质的至少一个流动特性的方法和装置。 区别特征包括:至少引入或放置在管道中的至少一个调制元件产生至少在这种情况下介质以不同于零的速度流动的情况,介质的密度变化至少 有时在调制元件附近; 被引入或放置在管道中并且与调制元件间隔开的至少一个机械可振荡单元被激发为共振振荡; 机械振荡由机械振荡单元接收并转换成电接收信号,其中接收信号对密度变化敏感; 并且介质的至少一个流动特性根据机械振荡单元的接收信号与密度变化的反应来确定。
    • 6. 发明授权
    • Apparatus for monitoring a field device
    • 用于监视现场设备的装置
    • US07095365B2
    • 2006-08-22
    • US10868950
    • 2004-06-17
    • Peter KlöferVolker DreyerSergej LopatinRoland MüllerHerbert Schroth
    • Peter KlöferVolker DreyerSergej LopatinRoland MüllerHerbert Schroth
    • G01S13/08
    • G01F23/284G08B21/16
    • The invention relates to an apparatus for monitoring a field device for determining and/or monitoring a physical and/or chemical process parameter of a process medium with a first sealing stage facing toward the process and at least one housing with a predetermined interior volume. The housing is located on the side of the first sealing stage facing away from the process, wherein energy is transferable through the first sealing stage 4 in the direction of the process medium. This energy interacts with the process medium, wherein at least one detector unit is provided in the housing, which unit monitors at least one condition parameter of the interior volume of the housing. A control/evaluation device determines, on the basis of the energy interacting with the process medium, the physical and/or chemical process parameter, and wherein the control/evaluation unit and/or another monitoring unit recognizes and/or seals off and/or issues an alarm, on the basis of the monitored condition parameter in the interior volume of the housing, as soon as the monitored condition parameter in the interior volume of the housing a predetermined limit value.
    • 本发明涉及一种用于监测现场设备的设备,用于确定和/或监视具有面向过程的第一密封阶段和具有预定内部容积的至少一个壳体的处理介质的物理和/或化学过程参数。 壳体位于第一密封阶段背离工艺的一侧,其中能量可以通过第一密封台4沿着处理介质的方向转移。 该能量与处理介质相互作用,其中在壳体中提供至少一个检测器单元,该单元监测壳体内部体积的至少一个状态参数。 控制/评估装置基于与处理介质相互作用的能量确定物理和/或化学过程参数,并且其中控制/评估单元和/或另一监控单元识别和/或密封和/或 一旦壳体的内部体积中的监视条件参数达到预定的极限值,则基于壳体的内部容积中的监视条件参数发出报警。
    • 7. 发明授权
    • Apparatus for establishing and/or monitoring a predetermined filling
level in a container through controlled transducer phase and impedance
    • 用于通过受控的换能器相位和阻抗来建立和/或监视容器中的预定填充水平的装置
    • US6138507A
    • 2000-10-31
    • US56204
    • 1998-04-06
    • Igor GetmanSergej LopatinVolker Dreyer
    • Igor GetmanSergej LopatinVolker Dreyer
    • G01F23/296G01F23/00
    • G01F23/2967
    • An apparatus for establishing and/or monitoring a predetermined filling level in a container is described, in which a fixed phase difference (.DELTA..phi..sub.R), which is independent of the oscillation quality of the apparatus, exists between a transmission signal and a reception signal (E) at the resonant frequency (f.sub.r) of the mechanical oscillatory structure. This apparatus comprises a mechanical oscillatory structure (1), an electromechanical transducer (2) having at least one transmitter (23) and a receiver (24), an evaluation unit (9), which determines the frequency of the reception signal (E), compares it with a reference frequency (f.sub.R) and generates an output signal which indicates that the mechanical oscillatory structure (1) is covered by a charge material if the frequency has a value which is less than the reference frequency (f.sub.R) and a control loop, which regulates a phase difference existing between the electrical transmission signal and the electrical reception signal (E) to a specific, constant value at which the oscillatory structure (1) oscillates at a resonant frequency (f.sub.r). A reception signal line (6), which transmits the reception signal (E), is connected via an electrical impedance (Z) to a transmission signal line (5), which transmits the transmission signal.
    • 描述了用于建立和/或监视容器中的预定填充水平的装置,其中在传输信号和接收信号之间存在与装置的振荡质量无关的固定相位差(DELTA phi R) (E)在机械振荡结构的谐振频率(fr)处。 该装置包括机械振荡结构(1),具有至少一个发射器(23)和接收器(24)的机电换能器(2),评估单元(9),其确定接收信号(E)的频率, 将其与参考频率(fR)进行比较,并且如果频率具有小于参考频率(fR)的值,则产生指示机械振荡结构(1)被充电材料覆盖的输出信号,并且控制 环路,其将电传输信号和电接收信号(E)之间存在的相位差调节到振荡结构(1)以谐振频率(fr)振荡的特定常数值。 发送接收信号(E)的接收信号线(6)经由电阻抗(Z)连接到发送发送信号的发送信号线(5)。
    • 9. 发明申请
    • Apparatus for monitoring a field device
    • 用于监视现场设备的装置
    • US20050017896A1
    • 2005-01-27
    • US10868950
    • 2004-06-17
    • Peter KloferVolker DreyerSergej LopatinRoland MullerHerbert Schroth
    • Peter KloferVolker DreyerSergej LopatinRoland MullerHerbert Schroth
    • G01F23/284G01S13/08
    • G01F23/284G08B21/16
    • The invention relates to an apparatus for monitoring a field device for determining and/or monitoring a physical and/or chemical process parameter of a process medium with a first sealing stage facing toward the process and at least one housing with a predetermined interior volume. The housing is located on the side of the first sealing stage facing away from the process, wherein energy is transferable through the first sealing stage 4 in the direction of the process medium. This energy interacts with the process medium, wherein at least one detector unit is provided in the housing, which unit monitors at least one condition parameter of the interior volume of the housing. A control/evaluation device determines, on the basis of the energy interacting with the process medium, the physical and/or chemical process parameter, and wherein the control/evaluation unit and/or another monitoring unit recognizes and/or seals off and/or issues an alarm, on the basis of the monitored condition parameter in the interior volume of the housing, as soon as the monitored condition parameter in the interior volume of the housing a predetermined limit value.
    • 本发明涉及一种用于监测现场设备的设备,用于确定和/或监视具有面向过程的第一密封阶段和具有预定内部容积的至少一个壳体的处理介质的物理和/或化学过程参数。 壳体位于第一密封阶段背离工艺的一侧,其中能量可以通过第一密封台4沿着处理介质的方向转移。 该能量与处理介质相互作用,其中在壳体中提供至少一个检测器单元,该单元监测壳体内部体积的至少一个状态参数。 控制/评估装置基于与处理介质相互作用的能量确定物理和/或化学过程参数,并且其中控制/评估单元和/或另一监控单元识别和/或密封和/或 一旦壳体的内部体积中的监视条件参数达到预定的极限值,则基于壳体的内部容积中的监视条件参数发出报警。