相位預校正 的英文怎麼說

中文拼音 [xiāngwèijiàozhēng]
相位預校正 英文
phase precorrection
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : Ⅰ副詞(預先; 事先) in advance; beforehand Ⅱ動詞(參與) take part in
  • : 校名詞1. (學校) school 2. (校官) field officer3. (姓氏) a surname
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • 相位 : phase position; phase
  • 校正 : check; correction; adjust; revise; proofread and correct; rectify; calibrate; make true; master c...
  1. This paper, based on normalizing well logging data while drilling and correcting depth into true vertical depth and calculating reservoir parameters and etc, combining the practical ease of mobei oilfield, extracted logging and geological pattern characteristic of target oil - gas formation and geosteering mark formation, and used bp neural network and regressive analysis to create predicting mode of geosteering parameter to build relevant contrast curve ; adopted geometry geosteering method to fix on die drilling direction of bit upper and declination, the position in reservoir, to judge the real drilling case. all finely solved the problem to follow the geological target while drilling for three horizontal well these methods improve the drilling horizontal well ability by using the techniques to follow the geological target while drilling, and then it is convenient and practicable

    本文在開展隨鉆測井資料的標準化和斜井及儲層參數解釋與含流體性質判釋等工作的基礎上,結合研究工區莫北油田的實際情況,提取了目標油(氣)層和導向標志層的測井地質模式特徵,並採用bp神經網路法和回歸分析法建立了地質導向參數的測模型、構造了應的對比曲線;採用幾何導向法確定鉆頭上下傾鉆進方向及其在目標層的置,以判斷實際鉆進地層情況,很好地解決了研究工區三口水平井的隨鉆跟蹤地質目標的問題。
  2. In this paper, we derive predictive models of system and auxiliary system from double constant alterations respectively. the controller based on d - step ahead predictor can locate the closed loop poles at desired positions, whose parameters are adjusted by estimations of plant parameters that are separately estimated. an auxiliary estimator is developed to avoid ill - condition in solving diophantine equation. simulations show that these control systems have better dynamic responses under existence of measurable disturbance

    引入雙恆等變換推導出系統及輔助系統的的d步測模型,基於估計器的自控制器能將閉環極點配置在所希望的置,它的參數是由與其互獨立的對象參數調節.提出使用輔助估計器克服丟番方程的病態問題.模擬表明在存在可測干擾的情況下該系統具有良好的動態性能
  3. Abstract : in this paper, we derive predictive models of system and auxiliary system from double constant alterations respectively. the controller based on d - step ahead predictor can locate the closed loop poles at desired positions, whose parameters are adjusted by estimations of plant parameters that are separately estimated. an auxiliary estimator is developed to avoid ill - condition in solving diophantine equation. simulations show that these control systems have better dynamic responses under existence of measurable disturbance

    文摘:引入雙恆等變換推導出系統及輔助系統的的d步測模型,基於估計器的自控制器能將閉環極點配置在所希望的置,它的參數是由與其互獨立的對象參數調節.提出使用輔助估計器克服丟番方程的病態問題.模擬表明在存在可測干擾的情況下該系統具有良好的動態性能
  4. Before more advanced lithography tool is produced, in order to use current tools to manufacture vdsm ic, reticle correction methods such as perturbing the shape ( via optical proximity correction ( opc ) ) or the phase ( via phase - shifting masks ( psm ) ) of transmitting aperture in the reticle are proposed by the industry

    在波長更小的光刻系統出現前,為了能利用現有設備解決集成電路的可製造性問題,工業界提出了對掩模作失真(光學鄰近)和在掩模上加轉移模(移掩模)等的掩模方法。
  5. Finally, a new 3d surface ranging method based on a digital fringe projection and shifting technique is systematically studied and non - linear rectification algorithms which reduce measurement error is proposed. at the same time, the noise - immune phase unwrapping algorithm is deeply studied and a new algorithm for phase unwrapping of phase map is proposed. experiment make known the algorithm can reduce measurement error, bypass the noise points automatically, solve the problem of the shade sheltering or cavity, overcome the error propagation problem and better results have been obtained

    論文最後系統研究了基於數字移條紋投影曲面三維測量方法,創造性地提出了一種減小測量誤差的非線性演算法,取得了期的效果;同時對去包裹演算法進行了較深入研究,提出了一種噪聲圖像去包裹方法;實驗表明該方法能減小非線性測量誤差,自動避開噪聲點和間斷點,獲得了滿意的結果。
  6. Power bond graph is used to established the bond graph model of the lifting and dropping of hydraulic pile hammer and state space equation in the paper for hydraulic pile hammer is perplexing nonlinear system. in order to attain the graph that pressure, position, velocity, acceleration vary with time in the course of driving pile simulation procedure solving state space equation is designed on the basis of combining four - order runge - kutta method with predicator - corrector method, dynamic simulation of the hydraulic system is studied in matlab 6. 5. it is convenient to analyse dynamic characteristics of the hydraulic syste m, beneficial to the design and parameter optimization of the hydraulic system. in the final part of the paper, under detailed analysis of the control characteristics for double - acting hydraulic pile hammer with double cylinders, control system based on the programmable logic controllers founded on technology of modern compute is designed

    由於液壓打樁錘液壓系統是一個復雜的非線性系統,本文採用功率鍵合圖法建立液壓打樁錘上行、下降的鍵合圖模型和狀態空間方程,通過四階龍格?庫塔法和估?結合編制了模擬程序對狀態空間方程求解,在matlab6 . 5中進行液壓系統的動態模擬,獲得液壓打樁錘運動過程中壓力、移、速度、加速度等隨時間變化的曲線圖。此曲線圖方便了對液壓系統動態特性分析,為液壓系統的設計和參數優化提供了有益的借鑒。最後,在深入分析雙缸雙作用液壓打樁錘控制系統的功能要求后,採用了以現代計算機技術為基礎的新型工業控制裝置? plc可編程式控制制器,設計出了雙缸雙作用液壓打樁錘的電器控制系統。
  7. Using dead reckoning would lead to frequent state correction updates, increasing both network traffic and visible jolts ( because a quick position jump is sometimes needed when the blended replicated path differs to much from the original path )

    使用導航測演算法可能會導致非常頻繁地發送狀態更新包,網路流量和視覺上的震動都會大大增加(因為當混合后的復制體路徑與原始路徑差較大時,有時候不得不做一些迅速的置跳轉) 。
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