ultrasonic transducer 中文意思是什麼
ultrasonic transducer
解釋
超聲波傳感器- ultrasonic : adj. 超音的，超音速的。 ultrasonic wave 超聲波。n. 超聲波。
- transducer : n. 【無線電】轉換器；換流器，變頻器；換能器，轉換裝置；發送器；傳感器。
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The ultrasonic dynamic contact of bolt - clamped transducer and rigid plane are modeled using hertzian contact theory, and the analyzing results reveal that the nodal plane of the bolt - clamped transducer is levitated in normal direction by the ultrasonic dynamic contact action, and the real area of contact of bolt - clamped transducer and rigid plane decreases in the same time
首先利用赫茲接觸理論建立了夾心式換能器和剛性平面的超聲動態接觸模型。通過對模型進行分析、求解表明，在縱向超聲頻率動態接觸作用下，換能器節面位置產生了上浮，換能器端面與剛性平面的動態真實接觸面積比靜態時減少了。 -
Abstract : a digital automatic ultrasonic testing system developed for stovetubes of petrochemistry was introduced including the choice of the angle of a transducer and the grading of tubes
文摘:介紹自行研製的透射式數字化爐管超聲自動檢測系統及檢測結果，並對超聲探頭的入射角選取和爐管的分級進行了探討。 -
First, it was taken that a discuss about the effects of geometry parameters of each piezocrystal on direction parameters ( main lobe width, side lobe amplitude, elimination of grating lobes ), amplitude of ultrasonic pressure, element viberation pattern, mutual radiation among elements, efficient test regions, ability to keep accurate and near - field distance and so on. based on the direction of ultrasonic field in ulpa deduced by ourselves. in addition, on the base of integrating all kinds of factors, it was put forward that the principle and method for optimized design of geometry parameters of piezocrystals in ulpa transducer, and its design programme and interface were compiled
首先在推導超聲相控線陣換能器聲場的指向性的基礎上，就各個晶片幾何參數對指向性指標（主瓣寬度、旁瓣幅度、消除柵瓣） 、聲壓幅值、陣元振動模式、陣元間互輻射、有效檢測區域、精確控制能力、近場長度等方面的影響進行了論述，並在綜合各方面影響的基礎上，提出了晶片幾何參數優化設計的原則和方法，編寫了設計程序和界面。 -
Based on the character of ultrasonic spectrum analysis, considering the affection of the circuit responsion of checking system, coupling state, position of checking transducer, this thesis established reasonable ultrasonic spectrum analysis method. using this method, several kinds of linear spectrum ( such as phase amplitude spectrum, phase power spectrum ) were researched and discussed
本文根據超聲波頻譜分析的特點，綜合考慮了檢測電路響應、耦合狀況、探頭位置等因素的影響，制定出了一套合理的超聲波頻譜分析方法，並用此方法對幾種線性譜（如相位幅度譜、相位功率譜等）進行了研究和探討。 -
Abstract : experiments were made on a ultrasonic machining tool with work - piece adhered to ultrasonic transducer head, to machine micro - holes on hard and brittle materials such as soda glass and si, to study the effects of tool materials ， work - piece materials ， amplitude ， machining load ， slurry concentration ， tool length and the size of work - piece on machining rate and wear ratio. in this experiment, the micro - tool was made through wedg
文摘:通過以wedg放電加工手段製作微細超聲加工用工具，在採用工件加振方式的微細超聲加工機上對碳酸玻璃、半導體硅等硬脆材料試件進行微孔加工的實驗，來探討在某一特定加工條件下工具材料、工件材料、工件的振幅、加工靜載荷、磨料懸浮液濃度、工具長度及工件尺寸等重要因素對加工速度、工具損耗率的影響，為微細超聲加工技術的實用化提供參考依據。 -
200khz 20khz ultrasonic measuring transducer
200khz 20khz超聲測量換能器 -
Study on acoustic field by a bi - frequency ultrasonic focused transducer
復頻聚焦超聲換能器聲場研究 -
Design on the longitudinal - flexural composite mode ultrasonic transducer
縱彎復合模式超聲換能器設計 -
200khz ultrasonic measuring transducer
200khz超聲測量換能器 -
Design of an ultrasonic transducer for measuring transient high temperature
用於瞬態高溫測試超聲波傳感器 -
Verification regulation of ultrasonic transducer
超聲波探頭檢定規程試行 -
Radiation pressure and directional pattern of flexural vibrating air - borne ultrasonic transducer
氣介式彎曲振動換能器的輻射聲壓及其指向特性 -
The authors use a ultrasonic transducer emit ultrasonic to simulated seabed tiny terrain, then analyze and calculate the relativity of amplitude according to the time, phase and amplitude etc included in echo signal and making using of the relativity of amplitude characteristics, at last gain the real - time altitude data of tiny terrain for deep - sea cobalt crusts mining in order to provide the parameter of best cutting depth for the intellectualized mining of excavating head
摘要通過超聲波換能器向模擬海底微地形發射超聲波，根據回波信號包含的時間、相位和幅度等信息，利用幅度特徵相關性進行分析和計算，得出深海鈷結殼開采所需要的實時微地形高程數據，為採掘頭智能化開采提供最佳切削深度參數。 -
By the introduction of cross - correlation technology and ultrasonic transducer, the ultrasonic flow measurement system can be developed, and the un - contact flow measurement of two - phase flow can be realized, therefore the research of the ultrasonic cross - correlation flowmeter is a subject that has great significance
以互相關技術為基礎，採用超聲波換能器構成超聲流量測量系統，可以實現兩相流的非接觸測量，因而超聲相關流量計的研究是一項有重大意義的課題。 -
Because of a large number of data processing to carry out, tms320c5402 dsp, electromagnetic ultrasonic transducer, oscillatory source circuit, receive signal disposal circuit, a / d, sram, flash memory and display circuit are selected to design the prototype of a machine of the real - time measurement system
由於要進行大量的數據處理，硬體電路採用了ti公司的tms320c5402dsp作為核心處理器件，輔以電磁超聲換能器、激勵源電路、接收信號調理電路、 a d 、 sram 、 flashmemory及顯示電路，設計出實時檢測系統的樣機。 -
Presents the simple but highly reliable on - line detection of ultrasonic transducer clamping capacitance based on the impedance circuit model constructed through the impedance characteristics of the ultrasonic transducer under triple harmonics, and concludes from experimental results that this method can be used to effectively detect the variation of clamping capacitance while the transducer is operating, and the matching inductance can be dynamically regulated according to the results of detection, and dynamic matching can therefore be achieved in the real sense at the end of the transducer to improve the overall performance of the whole system
為了解決大功率超聲應用的換能器電端匹配問題，分析了超聲波換能器在諧振頻率三次諧波下的阻抗特性，給出了超聲換能器三次諧波下的阻抗電路模型.並根據阻抗電路模型建立了對超聲換能器的夾持電容實現在線檢測簡單、可靠性高的方法，實驗證明該方法有效的.該方法可以在換能器工作過程中隨時檢測夾持電容的變化，根據檢測結果對匹配電感進行動態調整，實現真正意義上的換能器電端的動態匹配，從而大大改善匹配質量，提高系統的工作性能 -
The design of structure of ultrasonic transducer and circuit for signal disposing can realize dual air bubbles monitoring function
設計了超聲波換能器的結構和信號處理電路，能夠實現二重氣泡監測功能。 -
As ultrasonic wave field radiated by ultrasonic transducer influences the results of ultrasonic nondestructive testing, therefore it is crucial to understand distribution and configuration of the wave field
超聲探頭的聲場分佈直接影響著檢測結果，了解聲場分佈對于檢測的順利進行、提高檢測的效果都起著至關重要的作用。 -
The coordinative mechanism of prestress and longitudinal - torsional ultrasonic transducer ' s output is analyzed through the motion of longitudinal - torsional ultrasonic motor
通過對縱扭復合型壓電超聲馬達運行機理的研究，分析了預壓力與縱扭復合型壓電超聲馬達縱扭振子輸出壓電應力協同作用的機理。 -
Element pulse - echo ultrasonic transducer. general specifications and measuring method
單元脈沖.回波超聲換能器.一般技術要求和測量方法
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