RU97104835A - DEVICE FOR EXCITATION OF ELECTRO-ACOUSTIC TRANSDUCER - Google Patents

DEVICE FOR EXCITATION OF ELECTRO-ACOUSTIC TRANSDUCER

Info

Publication number
RU97104835A
RU97104835A RU97104835/28A RU97104835A RU97104835A RU 97104835 A RU97104835 A RU 97104835A RU 97104835/28 A RU97104835/28 A RU 97104835/28A RU 97104835 A RU97104835 A RU 97104835A RU 97104835 A RU97104835 A RU 97104835A
Authority
RU
Russia
Prior art keywords
output
input
key
zero comparator
electro
Prior art date
Application number
RU97104835/28A
Other languages
Russian (ru)
Other versions
RU2180274C2 (en
Inventor
Е.Ш. Статников
А.Д. Манелик
В.А. Базанов
Original Assignee
Северный научно-технологический фонд
Закрытое акционерное общество "ФЕНИКС ТЕК", "FENIX TECH" Inc.
Filing date
Publication date
Application filed by Северный научно-технологический фонд, Закрытое акционерное общество "ФЕНИКС ТЕК", "FENIX TECH" Inc. filed Critical Северный научно-технологический фонд
Priority to RU97104835/28A priority Critical patent/RU2180274C2/en
Priority to RU97104836/28A priority patent/RU2180275C2/en
Priority claimed from RU97104835/28A external-priority patent/RU2180274C2/en
Priority to PCT/RU1998/000082 priority patent/WO1998043748A1/en
Priority to PCT/RU1998/000083 priority patent/WO1998043749A1/en
Priority claimed from PCT/RU1998/000082 external-priority patent/WO1998043748A1/en
Priority claimed from PCT/RU1998/000083 external-priority patent/WO1998043749A1/en
Publication of RU97104835A publication Critical patent/RU97104835A/en
Priority to US09/273,769 priority patent/US6289736B1/en
Application granted granted Critical
Publication of RU2180274C2 publication Critical patent/RU2180274C2/en

Links

Claims (1)

Устройство для возбуждения ультразвукового преобразователя, содержащее ультразвуковой преобразователь, ключ, источник питания, выход которого соединен с входом ключа, компаратор нуля и полосовой фильтр, связанный выходом с входом компаратора нуля, отличающееся тем, что в него введены блок управления и генератор с автоматической подстройкой частоты и фазы, а компаратор нуля имеет вход разрешения работы, причем выход ключа соединен с ультразвуковым преобразователем и входом полосового фильтра, вход разрешения работы компаратора нуля соединен с выходом блока управления, управляющий выход которого связан с управляющим входом ключа, выход компаратора нуля подключен к входу генератора с автоматической подстройкой частоты и фазы, выход которого подключен к входу блока управления.A device for exciting an ultrasonic transducer, comprising an ultrasonic transducer, a key, a power source, the output of which is connected to the key input, a zero comparator and a band-pass filter connected to the output of the zero comparator, characterized in that a control unit and a generator with automatic frequency control are introduced into it and phases, and the zero comparator has an input for enabling operation, the output of the key being connected to an ultrasonic transducer and the input of a bandpass filter, and the input for enabling operation of a zero comparator with it is single with the output of the control unit, the control output of which is connected to the control input of the key, the output of the zero comparator is connected to the input of the generator with automatic adjustment of the frequency and phase, the output of which is connected to the input of the control unit.
RU97104835/28A 1997-03-27 1997-03-27 Apparatus for exciting electroacoustic converter RU2180274C2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
RU97104835/28A RU2180274C2 (en) 1997-03-27 1997-03-27 Apparatus for exciting electroacoustic converter
RU97104836/28A RU2180275C2 (en) 1997-03-27 1997-03-27 Method for exciting electroacoustic converter
PCT/RU1998/000082 WO1998043748A1 (en) 1997-03-27 1998-03-23 Device for stimulating an electro-acoustic transformer
PCT/RU1998/000083 WO1998043749A1 (en) 1997-03-27 1998-03-23 Device for stimulating an electro-acoustic transformer
US09/273,769 US6289736B1 (en) 1997-03-27 1999-03-23 Means and method for electroacoustic transducer excitation

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
RU97104835/28A RU2180274C2 (en) 1997-03-27 1997-03-27 Apparatus for exciting electroacoustic converter
RU97104836/28A RU2180275C2 (en) 1997-03-27 1997-03-27 Method for exciting electroacoustic converter
PCT/RU1998/000082 WO1998043748A1 (en) 1997-03-27 1998-03-23 Device for stimulating an electro-acoustic transformer
PCT/RU1998/000083 WO1998043749A1 (en) 1997-03-27 1998-03-23 Device for stimulating an electro-acoustic transformer
US09/273,769 US6289736B1 (en) 1997-03-27 1999-03-23 Means and method for electroacoustic transducer excitation

Publications (2)

Publication Number Publication Date
RU97104835A true RU97104835A (en) 1999-03-10
RU2180274C2 RU2180274C2 (en) 2002-03-10

Family

ID=30118947

Family Applications (2)

Application Number Title Priority Date Filing Date
RU97104836/28A RU2180275C2 (en) 1997-03-27 1997-03-27 Method for exciting electroacoustic converter
RU97104835/28A RU2180274C2 (en) 1997-03-27 1997-03-27 Apparatus for exciting electroacoustic converter

Family Applications Before (1)

Application Number Title Priority Date Filing Date
RU97104836/28A RU2180275C2 (en) 1997-03-27 1997-03-27 Method for exciting electroacoustic converter

Country Status (2)

Country Link
US (1) US6289736B1 (en)
RU (2) RU2180275C2 (en)

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US20060016858A1 (en) * 1998-09-03 2006-01-26 U.I.T., Llc Method of improving quality and reliability of welded rail joint properties by ultrasonic impact treatment
US20050145306A1 (en) * 1998-09-03 2005-07-07 Uit, L.L.C. Company Welded joints with new properties and provision of such properties by ultrasonic impact treatment
US6338765B1 (en) 1998-09-03 2002-01-15 Uit, L.L.C. Ultrasonic impact methods for treatment of welded structures
US6932876B1 (en) 1998-09-03 2005-08-23 U.I.T., L.L.C. Ultrasonic impact machining of body surfaces to correct defects and strengthen work surfaces
US7175722B2 (en) * 2002-08-16 2007-02-13 Walker Donna M Methods and apparatus for stress relief using multiple energy sources
JP2005192194A (en) * 2003-12-05 2005-07-14 Yazaki Corp Communication apparatus and communication system
UA72708C2 (en) * 2003-12-16 2007-02-15 Heorhii Ivanovych Prokopenko Control system for the ultrasonic transducer of a device for ultrasonic vibroimpact treatment of metals
US7301123B2 (en) 2004-04-29 2007-11-27 U.I.T., L.L.C. Method for modifying or producing materials and joints with specific properties by generating and applying adaptive impulses a normalizing energy thereof and pauses therebetween
US7317994B2 (en) * 2005-08-10 2008-01-08 General Electric Company Method and apparatus for signal signature analysis for event detection in rotating machinery
US7276824B2 (en) * 2005-08-19 2007-10-02 U.I.T., L.L.C. Oscillating system and tool for ultrasonic impact treatment
US20070068605A1 (en) * 2005-09-23 2007-03-29 U.I.T., Llc Method of metal performance improvement and protection against degradation and suppression thereof by ultrasonic impact
US20070244595A1 (en) * 2006-04-18 2007-10-18 U.I.T., Llc Method and means for ultrasonic impact machining of surfaces of machine components
US8052816B2 (en) 2006-05-08 2011-11-08 Dukane Corporation Ultrasonic press using servo motor with delayed motion
US9144937B2 (en) 2006-05-08 2015-09-29 Dukane Corporation Ultrasonic press using servo motor with delayed motion
US7633385B2 (en) * 2007-02-28 2009-12-15 Ucontrol, Inc. Method and system for communicating with and controlling an alarm system from a remote server
DE102007030544A1 (en) 2007-06-30 2009-01-08 Erwin Schmucker Device for processing workpieces
EP2548298B1 (en) * 2010-03-11 2017-05-03 Edison Industrial Innovation, LLC Ultrasonic machining module
WO2011137171A1 (en) 2010-04-29 2011-11-03 Edison Welding Institute, Inc. Ultrasonic machining assembly for use with portable devices
US8245748B2 (en) 2010-07-14 2012-08-21 Dukane Corporation Vibration welding system
WO2013019732A2 (en) 2011-07-29 2013-02-07 Applied Ultrasonics Surface contouring of a weld cap and adjacent base metal using ultrasonic impact treatment
US9688017B2 (en) 2013-05-14 2017-06-27 Dukan IAS, LLC Vibration welders with high frequency vibration, position motion control, and delayed weld motion
US9764390B2 (en) * 2015-09-04 2017-09-19 Cumberland & Western Resources, Llc Closed-loop metalworking system
US10914384B2 (en) 2018-05-03 2021-02-09 Solar Turbines Incorporated Method for refurbishing an assembly of a machine
US10549481B1 (en) 2018-12-21 2020-02-04 Dukane Ias, Llc Systems and methods for low initial weld speed in ultrasonic welding

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US3918442A (en) * 1973-10-10 1975-11-11 Georgy Alexandrovich Nikolaev Surgical instrument for ultrasonic joining of biological tissue
US4973876A (en) * 1989-09-20 1990-11-27 Branson Ultrasonics Corporation Ultrasonic power supply
JP3151153B2 (en) * 1995-09-20 2001-04-03 定夫 尾股 Frequency deviation detection circuit and measuring instrument using the same
US6036796A (en) * 1998-06-26 2000-03-14 Branson Electronics Closed-loop ultrasonic welding method and apparatus
US6171415B1 (en) * 1998-09-03 2001-01-09 Uit, Llc Ultrasonic impact methods for treatment of welded structures

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