超聲波探測法 的英文怎麼說
中文拼音 [chāoshēngbōtàncèfǎ]
超聲波探測法
英文
supersonic sounding- 超 : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 探 : Ⅰ動詞1 (試圖發現) try to find out; explore; sound 2 (看望) call on; visit; see 3 (向前伸出)...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 探測 : survey; search; sound; probe; sounding; detection; acquisition; reconnaissance; localization; fin...
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Ultrasonics - hand - held probe doppler foetal heartbeat detectors - performance requirements and methods of measurement and reporting
手持式超聲波探頭多普勒胎兒心跳探測儀.性能要求測量和報告方法Ultrasonics. hand - held probe doppler foetal heartbeat detectors. performance requirements and methods of measurement and reporting
超聲波學.手持探頭式多普勒胎兒心音檢測器.性能要求和測量及報告方法Research on ultrasonic detection of air bubble in race track
超聲波探測輸液管道中氣泡方法的研究2. a method combining some of the composite space structural simulation, wavelet analysis, fuzzy mathematical, genetic algorithm, artificial intelligence, expert system, vibration diagnosis, acoustic sounding, supersonic flaw detection, radioscopy, infra - red detection and so on to diagnose the composite structure damage is discussed
本文對把復合材料大跨建築結構模擬、小波技術、模糊數學、遺傳演算法、人工智慧、專家知識、振動診斷、聲發射技術、超聲波檢測、射線探傷、激光全息檢測、紅外線檢測等方法中的幾種融合在一起對復合材料大跨建築結構進行損傷診斷的方法進行了探討。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。The algorithm can not only eliminate the influence of the cumulative errors of the photoelectric code recorder, but also it can satisfy the requirement of the real - time control. a direct inverse model controller of fuzzy neural network with changeable structure based on takagi - sugeno inference is presented and it is used to the motion control of mobile robot. in order to avoid the obstacles successfully, detection results from ccd and ultrasonic sensors are fused by a fuzzy neural network, which acts as an avoidance controller
包括移動機器人的融合自定位問題:移動機器人利用光電編碼器進行自定位,同時用擴展卡爾曼濾波器融合多個超聲波傳感器的測量值,採用回朔演算法將融合值用於復位光電編碼器,消除了光電編碼器累積誤差的影響,並能滿足實時控制的要求:並提出一種基於takagi - sugeno模型的變結構模糊神經網路直接逆模型控制器,並應用於移動機器人的運動控制;利用模糊神經網路避障控制器融合ccd攝象機與超聲波傳感器探測到的環境信息,以實現機器人的安全避障。On the premise that the basal transducer layout was designed according to the requirements of deep - sea exploring surroundings and technology on the basis of the hardware structure and data collecting ways of interferometric sonar, the echo signal by energy relativity search is analyzed and calculated, altitude data of the tiny terrain on the seabed under real - time irradiation of ultrasonic is gained as to provide parameters of best cutting depth for intellectualization of the seabed mining vehicle timely and promptly
摘要在相干聲納硬體結構及數據採集方式的基礎上,結合具體的深海鈷結殼探測環境和技術要求,確定了換能器基本布局,探討了信號採集與處理方法,利用能量相關搜索法對回波信號進行分析和計算,得出超聲波實時照射下的海底表面微地形高程數據,為海底采礦車智能化開采提供實時、快速的最佳切削深度參數。Virtual ultrasonic detector ( vud ) is the result of the combination of virtual instrument technique and ultrasonic detecting technique. vud is smarter, cheaper than traditional instruments and represents the direction of ultrasonic flaw detecting. this paper put forward a project developed on the base of second generation vud
超聲波探傷是應用廣泛的無損檢測方法之一,虛擬超聲波探傷儀是虛擬儀器概念在超聲波探傷領域的應用,不僅實現了傳統的模擬超聲波探傷儀的所有功能,而且對傳統探傷儀的原有功能進行了擴展,使其具有一定智能處理能力,是超聲波探傷技術的一個重要發展方向。On the design of the system, the thickness measure system of mems chip is built based on lbu and pump - probe technology. on the analysis of data, the reflectivity curve is analyzed using the law of reflectivity change induced by ultrasound, and the thickness is calculated using the system designed by the article, to aluminum film the size of about 20nm can be measured, when the film be measured is single layer, the relative error of the system is less than 2 %, when the film be measured is double layer, the relative error of the system is less than 10 %
在基礎理論方面研究了激光(特別是超短脈沖激光)超聲的激勵機理,探討了激光調制技術以提高系統信噪比,闡述了泵束探針束技術及相關實驗設置;在系統設計上,以激光超聲為基本原理,以泵束探針束技術為系統設計方案完成了mems基片厚度測量系統的設計;在數據分析方法上,利用聲致光反射率變化的一般規律對測得的光反射率曲線進行分析,確定超聲回波在薄膜兩界面間來回傳播的時間,以計算薄膜的厚度。In the process of building and using the mass concrete structures, because of the effect of out - side condition and themselves, some faults will form in the structure, these faults will effect the bearing capability and endurance using nondestructive testing method to test the concrete ' s quality and diagnose its healthy, which has the significant sense in assessing the safety stability and research of the administering diseases this dissertation mostly researched the testing methods in the mass concrete structure, discussed the principles, methods, features, sphere of application of the ultrasonic testing in the mass concrete structure with faults, used dynamic fem to simulate the testing process, discussed when the concrete structure with cracks is under the effect of the pulse, how the elastic waves propagate and what are their changing feature, researched the principles of the first - arriving waves " phase when the cracks " depths are not same, obtained the relation between the inversion point and the cracks " depth, which has the direction sense in the application of projects, the second part of this dissertation is ct, which used the ultrasonic wave running through the tested - substance to get arriving - time of the ultrasonic wave, then inverse the image this dissertation drawed one ct program which can well present the different little cells " ultrasonic wave velocity profiles of the substance, thereby to diagnose the quality of the part of the tested - substance, ct has the better using foreground.
在混凝土結構的施工及使用過程中,由於受其自身及外界各種因素的影響,常常會產生一些缺陷,對結構物的承載能力和耐久性造成嚴重影響,採用無損檢測技術進行質量檢測和健康診斷,這對混凝土結構開展安全、穩定性評估以及病害隱患治理研究具有重要意義。本論文主要針對大體積混凝土結構缺陷的檢測方法展開研究工作,重點討論了超聲波法檢測混凝土結構裂縫的基本原理和方法及其特點、適用范圍,運用動力有限元數值模擬其檢測過程,探討了有裂縫缺陷的混凝土結構在脈沖荷載作用下彈性波的傳播及其變化特徵,研究了不同裂縫深度下首波相位變化規律,得出了反轉臨界點與裂縫深度之間的關系,這對實際工程應用具有指導意義。聲波ct是一種新的無損檢測技術,它是利用聲波穿透被檢測體獲取聲波接收時間,來進行計算機反演成像的技術。To overcome these shortcomings, exploration methods for ultrasonic ct and rayleigh wave and their applications in engineering are researched in this paper
本文即針對這一問題,對超聲層析和瑞雷波探測方法及其工程應用進行了探索研究。According to the principle of ultrasonic detecting method, the ultrasonic air detector has been designed. the measures of increasing the detecting sensitivity and improving the detecting precision have also been expounded and demonstrated
根據超聲波檢測法的工作原理,設計了超聲波空氣探測器,並對提高檢測靈敏度和控制檢測精度的方法做出了詳細說明、計算和論證。Design : we studied 85 male mountain bikers ( mean age : 25 years ; range 17 - 45 years ) and 50 male on - road cyclists ( mean age : 23 years, range 15 - 46 years ) with regard to scrotal findings on ultrasound ( us )
方法:調查85名男性山地車手平均25歲,范圍17 - 45歲,和50名男性公路車手,平均23隨范圍15 - 46歲,用超聲波探測他們的小弟弟。Pile foundation detection of bridge by ultrasonic method
超聲波法檢測橋梁樁基的探討Stating manufacturing test - components and checking measure in supersonic detection of using railway wheel shaft for power locomotive. material, checking - measures and test - components manufacturing are the important factors for supersonic detection
敘述了電力機車在役車軸超聲波探傷工作中的試塊製造、 3種檢測方法,而材料、檢測方法、試塊製造等也是影響超聲波探傷定量的重要因素。So in this paper, the principle of electroptical non - invasive dual - ray methods are fist present in detail. in the theorem of simple structure and low power consumption, we select detecter with fitble wavelenth and low power msp430 processor, and design high stable ray - emitt circuit, low noise pre - amplifier, background disturbance counteract circuit, the signal are low - filtered and sent to msp430 " a / d transform directly to digital signal processing
為此,本文詳細分析了光電無創雙光束法測定脈搏血氧飽和度的基本原理,在結構簡單,功耗小的原則下,選用合適發光波長的探頭和信號處理器,設計出光強穩定的發光電路,低噪聲前級,以及本底干擾對消電路,通過兩級低通直接送至ti公司的超低功耗混合信號處理器msp430進行a / d變換得到原始的數字信號。Normalization method of ultrasonic testing signal, the advantages and disadvantages of time domain, frequency domain were discussed
探討了超聲波檢測信號歸一化處理的方法,以及時域信號歸一化和頻域信號歸一化的優缺點。A new approach to assess the weathering degrees of rocks by the variation of rayleigh wave velocities is put forward in this paper, and the weathering degrees of the marble plate revealed by this method is exactly coincided with the actual weathering situation of this plate
在第四部分中通過把超聲層析和瑞雷波勘探方法應用於故宮玉石欄板風化程度評價中,對檢測的精度和準確性做了一定的研究,提出了由利用瑞雷波速變化評價巖石風化程度的新方法,結果比較理想。分享友人