裂縫檢驗 的英文怎麼說
中文拼音 [lièféngjiǎnyàn]
裂縫檢驗
英文
flaw detection- 裂 : 裂動詞[方言] (東西的兩部分向兩旁分開) open
- 縫 : 縫名詞1. (接合處) seam 2. (縫隙) crack; crevice; fissure; slit
- 檢 : Ⅰ動詞1 (查) check up; inspect; examine 2 (約束; 檢點) restrain oneself; be careful in one s c...
- 驗 : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
- 裂縫 : 1. (裂開的縫兒) rent; rip; hiatus; tear; rift; crevice; crack; fissure 2. [地質學] fracture; rupture
- 檢驗 : checkout; test; examine; inspect; verify; survey; check;checking;testing;[英國]jerque(指檢查船舶...
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According to the m1l - std - 883c standard of thermal cycle loading, the delamination propagation rates at the interface between chip and underfill were studied experimentally by using c - mode scanning acoustic microscope ( c - sam ) for two types of flip chip packages with different states of solder joint
採用mil - std - 883c標準,通過溫度循環實驗,使用高頻超聲顯微鏡( c - sam )無損檢測技術,測量了在不同焊點狀態下, b型和d型兩種實際倒裝焊封裝晶元與底充膠界面分層裂縫傳播速率。Also, in our software, we have made the practical seismic data processing by the prediction of fractured amizuth and the fractured density, then evaluated the exactitude of the predictions by the evaluation of the assessment parauceter, and at last confirm one optimum detection methods of fractured amizuth, the wavelet difference scale filter method, and two the optimmer fractured density detection method, the wavelet amplititude singular exponential method and the wavelet power spectrum singular exponeatial method
並用自編軟體,將三種裂縫方位預測和三種裂縫密度預測用於實際地震資料處理,並用評價參數檢驗評估其正確性,最終在現有的方法中確定了最優裂縫方位檢測方法?小波變尺度濾波法和最優裂縫密度檢測法?小波振幅奇異性指數法和小波功率譜奇異性指數法。The main steps of the rectification - joining method for broken tube piles were as follows : to rectifying sloping piles, closing cracks, concrete filling and quality testing, with some ways to deal with the problems during practical manipulation
處理傾斜斷裂的管樁的糾直接樁法的主要實施步驟可總結為斜樁糾直、縫隙閉合、填芯補強和質量檢驗,並得出在具體操作過程中各種問題的解決辦法。Based on analysis and comparison of existing test data applied to existing ultimate strength prediction models, interfacial stress at the end of plate is deduced. after formulas for calculating the effective moment of inertia for frp - strengthened beams being revised and adjustment coefficient related to nominal main steel reinforcement ratio and curtailment length ratio being put forward, strength prediction formulas of compound beams under plate end debonding failure are established. in analysis of strength of compound beams under intermediate crack induced interfacial debonding failure mode, several bond strengths and their relation are introduced
對于板端剝離破壞,在總結現有承載力模型的基礎上,利用已有試驗數據對各承載力計算公式進行了分析比較,進一步採用分階段分析法,推導了板端界面應力的計算公式,在此基礎上,採用加固復合梁有效慣性矩的修正公式,建立了考慮名義配筋率和板端偏移比影響的板端剝離破壞梁承載力的計算公式;對于跨中受彎裂縫導致的粘結破壞,闡述了常見的幾種粘結強度之間的區別和聯系,並基於拉剪粘結強度,提出了跨中受彎裂縫導致粘結破壞的承載力計算公式,並利用現有試驗結果確定了模型中的一些參數;最後,利用試驗數據對本文建立的兩種粘結破壞承載力計算公式進行了檢驗,結果基本吻合。Abstract : in view of the quantity examination of weld defect by ultrasonic, on the basis of theoretical analysis and test, the cause, composition and contriling method of error of crack defect size h have been analyzed systematically, a controlling and statistical method of ultrasolic examination error has been put forward. this method is simple and suitable, and has been verified by test
文摘:針對焊縫缺陷超聲波定量檢測,從理論分析與實驗出發,系統分析了裂紋類缺陷自身高度尺寸h的檢測誤差的物理成因、組成及誤差控制方法,提出了一套實用簡潔並經實驗證實可行的超聲波檢測誤差控制及統計方法。Therefore the dynamical characteristic is acted as detected parameter for fractured detection ( primary amplitude secondary frequence ). and the amplitude of mean sguare and central frequence are acted as evaluational parameter, based on the those studies, the new ideas is put forward that fractured azimuth is dected by lateral difference and fractured density is dected by vertical difference for three facters of fracture, wavelet acted as analysis tool and direction by wave field characteristic applied the multiple scale edge dectection and self - adaptive edge detection into the detection theory of seismic fractured azimuth, also put forward the wavelet different scale filter method of the fractured azimuth detection
因而,確定了主要以振幅,其次是頻率的地震波動力學特徵作為裂縫檢測的被檢參數和均方振幅和中心頻率作為檢驗檢測結果正確與否的評價參數。在上述研究基礎上,針對裂縫的三要素,提出通過橫向求異檢測裂縫方位和縱向求異檢測裂縫密度的新思想。並以小波作為分析工具,以潛山波場特徵作指導,將數字圖像處理中的多尺度邊緣檢測和自適性邊緣檢測引用到地震裂縫方位檢測中來,並提出了小波變尺度濾波法新的裂縫方位檢測法。( 3 ) we can detection the azimuth of crack growth by abnormal amplitude or the discrepancy of wave - speed. ( 4 ) we can guess whether crack contains fluids by the change of p - wave speed. second, using pore model, under press and temperature, we have studied the influences of pore density on the characteristic parameters of seismic wave
第一、利用人工裂縫模型,研究了裂縫密度、方位和張開度的變化對地震波屬性參數的影響,根據實驗結果,總結出:可利用橫波分裂的不同程度來檢測裂縫密度的高低;可利用縱橫波的振幅、主頻、衰減(或品質因子q )和主振幅的變化來檢測裂縫張開度的變化;可利用速度的差異和振幅異常來檢測裂縫發育的方向;可利用縱波速度的變化來推測裂縫中是否含流體。Using real engineering data and the real example test accuracy of the software to crack analysis of degree of incidence of crack reason and crack predicting
用實際工程數據和實例,檢驗了軟體的裂縫開裂原因關聯度分析和裂縫預測部分的分析準確性。According to the basic theory of reinforced concrete structure, the parameters of cracks are caculated. relations between the characteristic parameters of cracks and loads are given out through the tests of new and old reinforced concrete girdes. in a word the use of cracks on bridge inspection & evaluation tures is brought forward
依據鋼筋混凝土基本原理,通過理論分析對裂縫的特徵參數進行計算,利用新舊鋼筋混凝土梁的對比試驗,分析總結了裂縫的特徵參數與荷載作用之間的關系,提出了在結構檢測評估中的可使用的裂縫特徵。With the window function, this method has stronger antinoise ability and detects fracture zones more clearly. the research in this paper provides new methods for the detection of fractured reservoir detection, oil field exploration and exploitation and abundant experience of research on fractured reservoir
本文的研究成果,為利用地震數據檢測和預測裂縫儲層的分佈提供了新的技術思路和方法,為油田的勘探和開發研究提供了新的工具,同時這些方法也為我們深入研究裂縫儲層積累了經驗,豐富了裂縫儲層分佈研究的手段。Along with increase of pressure, the parameters such as velocity, amplitude, main frequency and quality factor of seismic wave change big gradually, while change very weakly with the change of temperature. through testing research for artificial crack and pore model, we conclude that crack density, azimuth, opening and the change of pore have obvious influences on speed, amplitude, attenuation ( or quality factor ) and main frequency of seismic wave etc. but, seismic wave dynamic characteristics are more evident than its kinematical characteristics for the change of crack and pore parameters. therefore, it offers reliable experiment foundation for detecting crack and pore by seismic wave kinematical characteristics ( such as amplitude, attenuation and main frequency etc. )
通過對人工裂縫和孔洞模型的超聲波實驗研究,可以認為:裂縫密度、方位、張開度和孔洞密度的變化對縱橫波的速度、振幅、衰減(或品質因子q )和主頻率等參數均有明顯的影響,但裂隙參數的變化對地震波動力學特徵參數(振幅、衰減、主頻率等)的影響遠遠大於對運動學特徵參數(速度等)的影響,這為利用地震波的振幅、衰減和主頻率等屬性參數進行裂縫和孔洞特徵的檢測提供了可靠的實驗基礎。分享友人