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    • 2. 发明申请
    • Vibration Measuring System
    • 振动测量系统
    • US20080196503A1
    • 2008-08-21
    • US11917812
    • 2006-06-12
    • Jens MakuthJan MehnerDirk Scheibner
    • Jens MakuthJan MehnerDirk Scheibner
    • G01H11/00
    • G01H11/02G01H11/06
    • The invention relates to a vibration measuring system for the frequency-selective measuring of especially low-frequency vibrations such as they are relevant in the area of automation and motive power engineering. The aim of the invention is to provide a system which allows an economical vibration analysis of frequencies in the range of from 0 to 1 kHz. For this purpose, a broad-band transmitting structure which is directly induced by the excitation signal to be determined is coupled to a receiving structure by means of an electrostatic or inductive force. This force coupling brings about an amplitude modulation of a carrier signal inducing the receiving structure. The spectrum of the amplitude-modulated carrier signal can then be used to extract the actual excitation signal, e.g. by suitably choosing the frequency of the carrier signal.
    • 本发明涉及用于频率选择性测量特别是低频振动的振动测量系统,例如它们在自动化和动力工程领域中是相关的。 本发明的目的是提供一种允许对0至1kHz范围内的频率的经济振动分析的系统。 为此,由待确定的激励信号直接感应的宽带传输结构通过静电或感应力耦合到接收结构。 该力耦合引起诱导接收结构的载波信号的幅度调制。 然后可以使用幅度调制的载波信号的频谱来提取实际的激励信号,例如, 通过适当地选择载波信号的频率。
    • 3. 发明授权
    • Vibration measuring system
    • 振动测量系统
    • US07819012B2
    • 2010-10-26
    • US11917812
    • 2006-06-12
    • Jan MehnerJens MakuthDirk Scheibner
    • Jan MehnerJens MakuthDirk Scheibner
    • G01P15/125G01P15/097G01P15/14
    • G01H11/02G01H11/06
    • A vibration measuring system for the frequency-selective measuring of especially low-frequency vibrations relevant in the area of automation and motive power engineering is disclosed which allows an economical vibration analysis of frequencies in the range of from 0 to 1 kHz. For this purpose, a broad-band transmitting structure which is directly induced by the excitation signal to be determined is coupled to a receiving structure by an electrostatic or inductive force. This force coupling brings about an amplitude modulation of a carrier signal inducing the receiving structure. The spectrum of the amplitude-modulated carrier signal can then be used to extract the actual excitation signal, e.g. by suitably choosing the frequency of the carrier signal.
    • 公开了一种用于在自动化和动力工程领域中特别是低频振动的频率选择性测量的振动测量系统,其允许在0至1kHz范围内的频率的经济振动分析。 为此,由待确定的激励信号直接感应的宽带发射结构通过静电或感应力耦合到接收结构。 该力耦合引起诱导接收结构的载波信号的幅度调制。 然后可以使用幅度调制的载波信号的频谱来提取实际的激励信号,例如, 通过适当地选择载波信号的频率。
    • 4. 发明授权
    • Vibration measurement system
    • 振动测量系统
    • US07878066B2
    • 2011-02-01
    • US12065800
    • 2006-08-02
    • Dirk ScheibnerJens Makuth
    • Dirk ScheibnerJens Makuth
    • G01H1/00G01P3/44G01P15/09G01P15/125
    • G01H11/00
    • The invention relates to a vibration measurement system for frequency-selective oscillation measurement in particular of low frequencies as are relevant in the field of automation and drive technology. The invention proposes coupling a broadband transmitter structure, which is excited directly by the excitation signal to be determined, via an electrostatic or inductive force to a receiver structure. This force coupling results in amplitude modulation of a carrier signal exciting the receiver structure. The actual excitation signal can be extracted from the spectrum of the amplitude-modulated carrier signal, for example by suitably selecting the frequency of the carrier signal. In order to make an oscillation analysis possible which is as unsusceptible to interference possible, an interference signal brought about, for example, by connector excitations is largely eliminated in advance from the amplitude-modulated carrier signal.
    • 本发明涉及一种用于频率选择性振荡测量的振动测量系统,特别是在自动化和驱动技术领域中与低频相关的振动测量系统。 本发明提出将由待确定的激励信号直接激发的宽带发射机结构经由静电或感应力耦合到接收机结构。 该力耦合导致激励接收器结构的载波信号的幅度调制。 可以例如通过适当地选择载波信号的频率,从幅度调制的载波信号的频谱中提取实际的激励信号。 为了使可能的干扰成为可能的振荡分析,例如通过连接器激励引起的干扰信号从调幅载波信号中预先被大大消除。
    • 9. 发明申请
    • Vibration Measurement System
    • 振动测量系统
    • US20080236284A1
    • 2008-10-02
    • US12065800
    • 2006-08-02
    • Jens MakuthDirk Scheibner
    • Jens MakuthDirk Scheibner
    • G01H11/06G01H11/02
    • G01H11/00
    • The invention relates to a vibration measurement system for frequency-selective oscillation measurement in particular of low frequencies as are relevant in the field of automation and drive technology. The invention proposes coupling a broadband transmitter structure, which is excited directly by the excitation signal to be determined, via an electrostatic or inductive force to a receiver structure. This force coupling results in amplitude modulation of a carrier signal exciting the receiver structure. The actual excitation signal can be extracted from the spectrum of the amplitude-modulated carrier signal, for example by suitably selecting the frequency of the carrier signal. In order to make an oscillation analysis possible which is as unsusceptible to interference possible, an interference signal brought about, for example, by connector excitations is largely eliminated in advance from the amplitude-modulated carrier signal.
    • 本发明涉及一种用于频率选择性振荡测量的振动测量系统,特别是在自动化和驱动技术领域中与低频相关的振动测量系统。 本发明提出将由待确定的激励信号直接激发的宽带发射机结构经由静电或感应力耦合到接收机结构。 该力耦合导致激励接收器结构的载波信号的幅度调制。 可以例如通过适当地选择载波信号的频率,从幅度调制的载波信号的频谱中提取实际的激励信号。 为了使可能的干扰成为可能的振荡分析,例如通过连接器激励引起的干扰信号从调幅载波信号中预先被大大消除。