速度檢波器 的英文怎麼說

中文拼音 [jiǎn]
速度檢波器 英文
velocity phone
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : Ⅰ動詞1 (查) check up; inspect; examine 2 (約束; 檢點) restrain oneself; be careful in one s c...
  • : 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...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. Study of hd - js eddy acceleration geophone

    渦流加速度檢波器的研究
  2. At present, the typic harmful current detection methods are the fast fourier transform algorithm in frequency domain and methods based on the instantaneous reactive power theory, these methods all require some transform and quick, real - time calculating, so high precision analog multipliers or high speed dsp chip with fast a / d are needed, this results in complex circuit and high cost , which have restricted the development of apf

    目前畸變電流測常用的方法有頻域法的fft和基於瞬時無功理論的畸變電流測法。這些方法均有一定的變換,需要快、實時運算,因此必須使用高的數字微處理和高性能a / d轉換,這必將大大提高系統成本,使得電路結構復雜,在一定程上限制了有源濾的發展。
  3. Study on parameters measurement for constant acceleration overdamped - geophones

    過阻尼地震測量的研究
  4. Refer to the impacting - echo technology, we impacted the apex of the steel bar and incepted the reflecting stress ave through the resonator that fixed on the apex of the steel bar, and the value of the consolidating wave speed was calculated based on the time of stress wave transmitted and the length of the steel bar, so, identifying the reflecting signal is the key of the consolidating wave speed method

    借鑒于沖擊回技術,固結的測定方法是在鋼筋測桿的出露端施加瞬態沖擊載荷,由安設在測桿頂端的傳感接收反射應力信號,根據應力的走時和測桿的長折算固結的大小,因此反射信號的識別是固結測混凝土強的技術關鍵。
  5. 3 in experiment the common electrical - resistance strain gages is used as receiver to replace the pzt or velocity and acceleration transducer which is frequently used in pipeline not

    3 、實驗採用動態電阻應變電測法,採用普通的電阻應變片作為接收傳感,代替了通常用於管道測的壓電探頭或樁基完整性測的反射法中使用的傳感或加傳感
  6. In principle, ultrasonic sensors are suspended over a road, which keep emitting pulse signals periodically to nearby and feed back waves to decide existence of any obstacles, thus to detect the speed, height, length, different sizes ( heavy, medium and small ) of moving vehicles and accumulative flow as well as length of motorcade. optionally, it can be applied to multitude driving lanes simultaneously for traffic data. by integrating and analyzing these measured data, the necessary figures concerning traffic flow may be obtained, which are fundamental basis guiding road buildings

    本課題設計的是一種懸掛式超聲車流多信息,通過懸掛于路面上方的超聲探頭向路面周期性地發射脈沖信號,利用地面回來判斷遮擋物地存在,可用於測行駛中的機動車車、車高、車長、大中小分型以及累計車流量、車隊長等信息,並可用於多個車道車流信息的同時測,綜合這些測量參數可獲得車流量的必要數據,可為公路建設提供必要的基礎依據。
  7. The research results are controlled source which has linear or nonlinear variabe frequency scan function and the seismic instruments which match with it, and the method of small group intervals, small offset, much more channels, short array length, high - frequency receivers are applied during the link of data acquisition, and that the techniques of the refraction static correction, the noise suppressing, the high - resolution velocity analysis, the wavelet length compression, the wavelet zero - phase, and the prestack migration should be applied emphasizedly during the link of data processing and interpretation

    研究表明,對于城市活斷層的抗干擾高解析淺層地震勘探,在數據採集環節應採用具有線性或非線性變頻掃描功能的可控震源和與其相匹配的地震儀,以及小道間距、小偏移距、多接收道、短排列和高頻接收的工作方法;在數據處理與解釋環節,要重視折射靜校正技術、噪聲壓制技術、高精分析技術、子壓縮技術、子零相位化技術和疊前偏移技術等的應用。
  8. The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model, the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters, defect surface angle and shape, pipe material, field intensity, vehicle velocity, background magnetization, operating pressure and remanent magnetization and so on influence the mfl signal characteristics

    採用霍爾元件作為缺陷漏磁測傳感,獲得管道軸截面漏磁場切向分量的漏磁信號;研究了缺陷外形尺寸、缺陷傾角和形狀、管道材質和磁化強測儀移動、管道背底磁場、管內壓力和剩磁對漏磁信號的影響。提出了各通道增益放大、各路漏磁信號偏離調整、形微分、數字濾和平滑等漏磁信號預處理方法;分析了等空間采樣的漏磁信號轉換為等時間采樣信號的必要性,研究了漏磁信號的小去噪方法。
  9. The signal testing unit examines directly the production parameter - the belt " s velocity and sends out electrical signal similar to sine wave. the signal handling and analyzing unit disposes of the sensor " s output signal by amplifying, plasticisering a / d transforming and measuring and displays it digitally. after the alarming and controlling unit compares the testing signal with the standard one and analyses, it will show the normal production situation or alarm at the abnormal state and control the related equipments if it is necessary

    信號測單元直接測皮帶,並輸出近似正弦的電信號:信號處理與分析單元對傳感輸出信號進行放大、整形、 a d轉換和計算等處理,並進行數字顯示;預警、報警、控制單元將信號與標準信號進行比較,經分析后顯示正常狀態或對異常狀態進行聲、光預警、報警。
  10. The method that increases the attitude accuracy of strapdown inertial attitude and heading reference system ( siahrs ) with the infromation from inertial measurement unit ( imu ) its own is studied. according to the design idea of damping network in platform type, damping kalman filter in siahrs is designed to enhance the attitude accuracy via integrating attitude calculated by common siahrs and that estimated by accelerometers. in order to evaluate the effectiveness of damping attitude, the vehicle ' s movement should be detected in real - time. for this reason, the state chi - square test is employed in the damping kalman filter, and the failure detection vector are tested, which improves the sensitivity and reliability of failure detection. finally, static and dynamic experiments of actual system demonstrate the effectiveness of the proposed method

    本文探討了如何利用慣性測量組合本身的信息來提高捷聯航姿系統的姿態精.根據平臺式阻尼網路的思想,設計了捷聯式內阻尼卡爾曼濾,將慣導系統捷聯解算獲得的姿態與加計估計的姿態進行組合,在系統非加狀態下,提高了姿態輸出的精.為了實時監測系統的運動狀態從而判斷內阻尼姿態的有效性,本文成功將狀態2驗法應用在內阻尼卡爾曼濾中,設計了基於2個狀態傳播的故障監測,並通過對故障測向量元素的驗代替對整個向量的驗,提高了故障監測的靈敏和可靠性.最後,實際系統的動靜態實驗驗證了本文所提出的方法的有效性
  11. The study of this paper indicates that, the combined binarization method can keep details well and tolerate the abominable state ; the method to estimate skew angle based on radon transformation is very exact, and the distortion of corrected image is also very little ; the vlp location method based on wavelet analysis and intensity moment has a high location exactness and a soon processing time ; and intelligent character recognition machine can accomplish the function of self - adaption, self - correction, self - study, etc

    本文研究表明:混合二值化方法能較好的保留圖像細節,抗噪聲能力強;基於radon變換估計傾斜角的方法測角精確,校正後圖像失真較小;基於小分析和亮矩的車牌定位方法定位準確率高,快;仿人智能字元識別則能實現識別字元過程中的自適應、自校正、自學習功能等。
  12. It discusses motion - detector response to narrow - band image motion and to broadband images. studies show that the motion - detector can provide velocity estimates in organism ' s natural visual environment, and physiological prefilters can improve determination of velocity of moving image

    研究表明:運動可以精確測多頻譜自然圖像,在運動前增加生理學預濾環節可以改善圖像運動的估計。
  13. The main content of this paper is about sensors " type - selection in testing system, the sensors " fault - detection and fault - tolerance, and the correlative signal processing algorithms, providing the control system with accurate and reliable uncompensated signal and filtering - delay - compensation signal

    本文的主要內容是研究測系統中傳感的選型、故障測與容錯及相關的信號處理演算法,為控制系統提供準確可靠的未平衡離心加信號和濾延時補償信號。
  14. The paper introduces the principle of transient rayleigh wave exploration and the calculating process of f - k region analysis, according to experimental data analyzes the influences of the parameters on the calculation of phase speed of rayleigh wave and the various factors affecting transient state rayleigh wave exploration, at last, gives some advices on how to choose the best sampling rate, group interval, offset, vibrating source and receiver

    介紹了瑞雷勘探的原理和f - k域分析法的計算過程,分析了各參數對瑞雷計算的影響,通過實驗數據分析了影響瑞雷勘探的主要因素,就如何選擇最佳采樣率、道間距、偏移距、震源以及等提出了幾點建議。
  15. This project is sponsored by the limited liability electric implement company of heifei sanyang rongshlda. it will be used to adapt to the product line to product the newtppe microwave oven, to pour glues for the around of the micro wave oven ’ s lumen and panel the paper introduce the hardware composing and the designing of this system, introduce this system ’ s work principle of the route about gas and glues, the principle of the measuring, the measuring principle of the glues ’ location and the temperature analyse the selection foundation of the step by step electric machine key words : the automatic mixing pouring machine of the two different glues, step by step electric machine, singlechip, miero - wave oven

    本課題來源於合肥榮事達三洋電有限責任公司,是為了適應即將投入生產的新型微爐的生產線,實現對微爐的內腔和面板四周自動灌膠的產品研發項目。本論文介紹了全自動二維灌膠系統的硬體組成及軟體設計,介紹了本系統的氣路、液路工作原理、計量原理、液位及溫測原理,分析了步進電機選擇的依據,步進電機運動的控制及加減運動規律。
  16. Secondly, according to the theory of impact echo method examining flaws, the road surface and the bridge surface are aimed as study targets, four concrete plates are made with differently deep surface - opening cracks. using the experimental system of impact echo method made by sansalone etc., this paper measures the stress waves velocity conveying in concrete plates by using one transducer or two transducers, and measures the depth of surface - opening cracks in concrete plates by using two transducers, and then the important data are attained

    接著,根據沖擊反射法測結構物缺陷的原理,以路面和橋面的開口裂紋為研究對象,製作了帶有不同深開口裂紋的混凝土板塊,使用sansalone等人開發的沖擊反射法實驗系統,用單傳感和雙傳感分別對混凝土板塊內應力傳播的和不同深的開口裂紋進行了測量,得到了重要的實驗數據。
  17. The theoretical and experiment results shows that the digital examine and control system which adopts vss lms algorithm can allow the apf to track changes in the system as well as produce a small steady state error, therefore ensures the speed and precision of apf. also erase / program flash on system and bootload are achieved

    實驗結果表明,採用變步長lms演算法的數字化測與控制系統同時保證了諧測的與精,在負載變化時有更好的跟蹤能力,滿足有源電力濾對諧測的要求。
  18. Design and experiment of acousto - optic waveguide phase modulator in electro - optic integrated acceleration seismic geophone

    光電集成加地震中聲光導相位調制的設計與實驗
  19. During my studying of postgraduate, i have accomplished above - mentioned researches and results listed below : 1 ) accumulated lots of experimental data of non - contact life - parameter detection system under different conditions, which is a good foundation for the next stage of this research. 2 ) brought forward the method of using adaptive processing to constrain the self - dithering interference. 3 ) brought forward the method of using acceleration sensor to detect the self - dithering interference as the referring signal of the adaptive filter. 4 ) compared the performances of adaptive algorithms based on fssms and vsslms, which is the basis of parameter - setting for applying adaptive processing to constrain the self - dithering interference in this subject. 5 ) constructed the mathematical model between the self - dithering interference and its radar return signal. 6 ) drew the conclusion of that there exists the correlativity between the self - dithering interference and its radar return signal. 7 ) drew the conclusion of that there exists the adding relation between the radar return signal of the self - dithering interference and the detecting signal. 8 ) developed the software for constraining self - dithering interference of non - contact life - parameter detection system

    在就讀碩士研究生期間,本人從事以上工作取得的主要研究結果有: l 、積累了大量的不同條件下非接觸生命參數測系統的實驗數據,為測系統的下一階段研究打下良好的基礎; 2 、提出了採用自適應處理抑制非接觸生命參數測系統的自抖動干擾; 3 、提出了採用加傳感測非接觸生命參數測系統的自抖動干擾作為自適應處理的參考信號: 4 、比較了固定步長和可變步長兩類ms自適應演算法的性能,為自適應演算法應用於本課題的研究提供參數設置依據; 5 、建立了非接觸生命參數測系統自抖動和自抖動雷達回信號之間的數學模型; 6 、得出了非接觸生命參數測系統自抖動和自抖動雷達回信號具有相關性的結論; 7 、得出了非接觸生命參數測系統自抖動雷達回和第二頁第四軍醫大學碩士學位論文測信號具有加性關系的結論; 8 、研製了非接觸生命參數測系統自抖動干擾抑制軟體。
  20. In the yield data acquire multi - line geometric in a radial pattern is adopted. before theoretical explanations about the non - uniqueness of inversions and the necessity of constrains are illustrated, the description of linear travel - time interpolation ( lti ) calculations, the derivation of jacobian linear equations, and the deductions of solving large sparse matrix equations, i. e. the lsqr iterations, are involved. in order to cope with the uncertainties in tomography, we reach several categories on constraint methods

    對於野外數據採集採用多測線上放射狀布置;圍繞層析成像方法,文章分析了線性差值射線追蹤lti技術,推導出在矩形網格內以雙線性關系變化時方程組的解析式,進一步詳細探討方程組的求解方法,即最小平方正交分解法,並給出了迭代公式。
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