Loveday, Philip WRogers, CA2007-02-082007-06-072007-02-082007-06-071998-09Loveday, PW and Rogers, CA. 1998. Modification of piezoelectric vibratory gyroscope resonator parameters by feedback control. IEEE Transactions on Ultrasonic Ferroelectrics and Frequency Control, vol 45(5), pp 1211-12150885-3010http://hdl.handle.net/10204/1655http://hdl.handle.net/10204/1655https://ieeexplore.ieee.org/abstract/document/726445DOI: 10.1109/58.726445A method for analyzing the effect of feedback control on the dynamics of piezoelectric resonators used in vibratory gyroscopes has been developed. This method can be used to determine the feasibility of replacing the traditional mechanical balancing operations, used to adjust the resonant frequency, by displacement feedback and for determining the velocity feedback required to produce a particular bandwidth. Experiments were performed on a cylindrical resonator with discrete piezoelectric actuation and sensing elements to demonstrate the principles. Good agreement between analysis and experiment was obtained, and it was shown that this type of resonator could be balanced by displacement feedback. The analysis method presented also is applicable to micromachined piezoelectric gyroscopes329256 bytesapplication/pdfenCopyright: 1998 Institute of Electrical and Electronics Engineering IncMicromachined piezoelectric gyroscopesVibratory gyroscopicsCylindrical resonatorElectrical engineeringArticleLoveday, P. W., & Rogers, C. (1998). Modification of piezoelectric vibratory gyroscope resonator parameters by feedback control. http://hdl.handle.net/10204/1655Loveday, Philip W, and CA Rogers "Modification of piezoelectric vibratory gyroscope resonator parameters by feedback control." (1998) http://hdl.handle.net/10204/1655Loveday PW, Rogers C. Modification of piezoelectric vibratory gyroscope resonator parameters by feedback control. 1998; http://hdl.handle.net/10204/1655.TY - Article AU - Loveday, Philip W AU - Rogers, CA AB - A method for analyzing the effect of feedback control on the dynamics of piezoelectric resonators used in vibratory gyroscopes has been developed. This method can be used to determine the feasibility of replacing the traditional mechanical balancing operations, used to adjust the resonant frequency, by displacement feedback and for determining the velocity feedback required to produce a particular bandwidth. Experiments were performed on a cylindrical resonator with discrete piezoelectric actuation and sensing elements to demonstrate the principles. Good agreement between analysis and experiment was obtained, and it was shown that this type of resonator could be balanced by displacement feedback. The analysis method presented also is applicable to micromachined piezoelectric gyroscopes DA - 1998-09 DB - ResearchSpace DP - CSIR KW - Micromachined piezoelectric gyroscopes KW - Vibratory gyroscopics KW - Cylindrical resonator KW - Electrical engineering LK - https://researchspace.csir.co.za PY - 1998 SM - 0885-3010 T1 - Modification of piezoelectric vibratory gyroscope resonator parameters by feedback control TI - Modification of piezoelectric vibratory gyroscope resonator parameters by feedback control UR - http://hdl.handle.net/10204/1655 ER -