穩相原理 的英文怎麼說

中文拼音 [wěnxiāngyuán]
穩相原理 英文
principle of phase stability
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : 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形容詞1 (最初的; 原來的) primary; original; former 2 (沒有加工的) unprocessed; raw Ⅱ動詞(原...
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  1. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在前人研究成果的基礎上,對錨桿與圍巖的互作用機進行研究,利用全長錨固錨桿的中性點論,從等效均化的角度來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、等效加固后的圍巖、始圍巖三者的彈塑性解析解,對工程設計有著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了論根據,也形成了本文的論基礎:最後,論文以南水北調東線穿黃隧洞定性分析項目為工程實例,利用本文所述的接觸問題的摩擦模型論,對錨桿支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。
  2. Concept of basal metabolism, the mostly influencing factors of energy metabolism ; principles of heat production and heat loss of the body and mechanism of keeping body temperature relatively stability

    基礎代謝的概念、影響能量代謝的主要因素;機體產熱與散熱的及維持體溫定的機制。
  3. Based on the same principle of floating stability calculation of rectangle caisson, the moment of inertia of gravity axis of the fan shape is transformed through coordinate transformation formula, and the general formula and calculation method of floating stability for c limier caisson with partition ails are obtained

    摘要引用矩形沉箱浮遊定計算的,把扇形重心軸的慣性矩通過轉軸公式的轉換,再經數學證明,得到帶箱格圓形沉箱浮遊定計算的通用公式和計算方法。
  4. This thesis is to recommend a important class of regularized strategies for solving inverse problems - mollifier method. it anaysises the consistency, numerical stability and error estimates of mollified solution. similar to tikhonov regularization, a discrepancy principle for selecting the mol - lifier parameter is proven and applications to numerical differentiation and numerical inversion of abel transform and also given

    本文將介紹求解反問題的一類重要的正則化策略?緩鎮法,並基於用gauss核構造的緩鎮運算元,分析了緩鎮解的容性、數值定性和誤差估計,與tikhonov正則化類似,我們證明了決定緩鎮參數的偏差
  5. At the same time the principles of triggering pulse to the three - phase thyristors is discussed, and a way using monostable multivibrator to produce the pulses has been given below. the hardware control system based on tms320f240 is designed, which includes sampling circuit, protective circuit, phase - compensated circuit and so on

    對三晶閘管控制電抗器的觸發脈沖產生進行了分析,採用單態觸發器實現六觸發同步;設計了以tms320f240為控制核心的硬體控制平臺,包括采樣電路、保護電路、六觸發同步等外圍電路。
  6. The three - order modulator has a 2 - 1 cascaded structure and 1 - bit quantizer at the end of each stage, the modulator is implemented with fully differential switched - capacitor circuits. and then, the discussion will begin by exploring the design of various circuit blocks in the modulator in more detail, i. e., ota, switched - capacitor integrator, quantizer, two - phase non - overlapping clock signal, etc., at the same time, these circuits will be simulated in spectre and hspice. at last, the whole cascaded modulator will do behavioral level simulation by matlab soft and simulink toolbox

    本論文中,首先介紹模數轉換器的各種參數的意義,以及一階sigma - delta調制器和高階sigma - delta調制器的;給出解決高階單環sigma - delta調制器不定性的方案,引入級聯結構調制器,特別針對級聯結構調制器中的失配和開關電容積分器的非想特性進行詳細的討論;本設計的sigma - delta調制器採用2 - 1級聯結構和一位量化器,調制器採用全差分開關電容電路實現;同時對整個調制器的各個模塊進行了電路設計,包括跨導放大器、開關電容積分器、量化器、兩非交疊時鐘等,並利用hspice和spectre模擬工具對這些電路進行模擬測試;最後,利用matlab軟體和simulink工具對整個級聯調制器進行行為級模擬。
  7. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。
  8. New designed auto tracing arc eliminating device based on this technique contents more technology, which has sample circuit, wide tuning scope, quick response and low noise. this paper firstly introduces neutral grounding histroy. by analyzing the syntony grounding theory, the transient and stable process of one - phase grounding fault, the threaten to secure run of power system and the importance of exact compensation for capacitive current are cognized

    論文中首先介紹了中性點接地方式的發展過程,通過對諧振接地和單接地故障的暫態、態分析,認識到接地故障對系統安全運行的危害,通過消弧線圈對接地電容電流的迅速準確補償是減小故障危害的最主要手段。
  9. Secondly, in phase unwrapping to overcome the spread of wrong point, changing the patch of unwrapping phase is done to improve the correctness of it. then, the relation between the unwrapping phase and the height of reconstructed object is discussed detailedly. the data processing, algorithm analysis and reconstructing object are done for the collecting fringe image which are all based on matlab language, in all these achievements, the improvement and innovation aspect are following : a ) in order to stabilize the interference fringe, a new equivalent shifting object method is presented by using fringe stabilizing device to stabilize the interference fringe though moving object and ccd camera which fixed on a precise moving platform together, the experimental result shows the fringe drift is less than a / 20 in five minutes, and the equivalent phase shifting precision is x / 100

    論文在全面闡述了光學三維輪廓位測量術的發展、應用現狀、研究熱點及未來發展趨勢的基礎上,簡要介紹了傅立葉變換和移位輪廓測量術的基本,對兩種測量方法存在的問題及誤差進行詳細分析和比較;針對位解包裹錯誤點的傳播問題,作者通過改變解包裹路徑來提高位解包裹的正確性;分析討論從解包裹位( x , y )到再現物體的高度h ( x , y )物量之間的關系,研究應的演算法,利用matlab平臺,對實際採集的條紋圖像進行處和輪廓重構,其中改進及創新工作主要表現在以下兩個方面: ( a )針對干涉型結構光場干涉條紋出現的漂移抖動對移的影響,提出了一種用條紋定器定干涉條紋,用精密移動平臺使物體和ccd攝像頭同步移動實現等效移的方法,建立了應的測量系統,系統的條紋定可以達到。
  10. Better effect of the dust cleaning has been obtained at flocculation agent and form coagulant aids are added to the powder , which makes a part of fine particulates of the blasting fume sole " join " each other and flocculate and colloids spider webs which combining with the produced foam viscosity forms a big net of catching dust. and the net will coth the remaining fine particulates according to the principles of colloid unstability and characters of the blasting fume aerocolloid. all the processes of catching dust are completed automatically inside the blasting fume. 3figs., 1tab., 18refs

    依據膠體脫,利用爆破煙塵氣溶膠的特性,在工程爆破使用的炸藥中添加絮凝劑和發泡助凝劑,使爆煙氣溶膠中的部分微粒先互「架橋」絮凝成許多蛛網狀膠團,又與隨後生成的泡沫粘結成捕塵「網」再去捕集其餘的微粒,在爆煙的內部自發地完成捕塵過程,從而取得了較好的除塵凈化效果.圖3 ,表1 ,參18
  11. This article mainly concerns sources and classification of magnetic media which boom the magneto - bioseparation, as well as principles and applications of magneto - bioseparation methods including mixing / settling, hgms / f , aqueous two - phase separation, msfb and magnetophoresis

    論述了磁性介質的來源、分類及以其為基礎的生物物質磁性分離技術,著重介紹了混合/澄清、高梯度磁分離/過濾、雙水萃取、磁定流化床及磁泳等操作過程的和應用實例。
  12. This article mainly concerns sources and classification of magnetic media which boom the magneto - bioseparation, as well as principles and applications of magneto - bioseparation methods including mixing / settling, hgms / f, aqueous two - phase separation, msfb and magnetophoresis

    摘要論述了磁性介質的來源、分類及以其為基礎的生物物質磁性分離技術,著重介紹了混合澄清、高梯度磁分離過濾、雙水萃取、磁定流化床及磁泳等操作過程的和應用實例。
  13. More and more people begin to attach importance to its potence gradually. according to the basic principle of vbi, this paper acquires related experience from the advanced technique for delivering of control signals during the period of vbi. it introduces a scheme using a single coaxial - cable to transmit video signals and control signals simultaneously, in which the key technique is the transmission of control signals in the vertical blanking interval of video signals

    本文根據場消隱期傳輸技術的基本,通過借鑒國內外場消隱期傳輸信號的先進技術和關經驗,提出一種新型的綜合數據傳輸業務的應用電視,闡述了其圖像信號和控制信號共纜傳輸的總體設計方案,並結合bch糾錯編解碼技術和systemview動態模擬軟體,實現和驗證了控制信號在場消隱期間的定可靠傳輸。
  14. In the second section of chapter 2, the fact that the essential interest rates of all nodes differ from each other is discussed, a non - homogeneous differential equation model of interest rate - amount of circulating fund is established, and it is proved that the sum of the weighted interest rates of each node in the financial network still remains a constant and that the difference of the instant interest rates between two nodes will finally approach the difference between their basic interest rates. in the third section of chapter 2, the differential equation model of interest rate - amount of circulating fund in an open system is studied, the laws of changes of interest rate are taken into account when fund is injected into or withdrawn from the node or when fund is injected into the network or withdrawn from the network, and the stability of equilibrium solution is proved based upon lyapunov stability theory. in the last, the equation model of interest rate - amount of circulating fund in the financial network with time delay is studied, and a necessary and sufficient condition for the existence of periodic solution is obtained to the interest rate - amount of circulating fund equation with delay

    本文第二章首先建立了封閉系統的利率?流通量微分方程模型,證明了各結點利率加權和為常數即金融市場利率均衡,以及各結點利率極限為整個網路平均利率;其次在各結點基本利率不同的情況下,建立了非齊次利率?流通量微分方程模型,證明了金融網路各結點利率加權和仍是一個常數,並證明了各結點兩兩之間的即時利率之差最終將定地趨于其基本利率差;此外,還研究了開放金融網路利率?流通量方程模型,考慮了結點自身追加資金和提走資金的情形以及網路外部注入資金和向外部轉移資金情形下的利率變化規律,用lyapunov定性論證明了模型均衡解的定性;最後,還研究了具有時滯的金融網路利率?流通量方程模型,並給出了具有時滯金融網路的利率流通量方程具有周期解的充要條件。
  15. This paper has launched exhaustive analysis and study to every module of pll and its key part ( vco ) is also improved. the history of phase - locked technology and the actuality of research on it are introduced. and then beginning with the fundamental principles of a phase - locked system, we build the mathematical model based on the architecture of the traditional analog pll, and afterwards investigate some of its characters such as tracking, acquisition, noising, and stability

    本文在對鎖技術的發展歷史和研究現狀調查研究的基礎上,從鎖系統的工作入手,分析了鎖環的數學模型,並以此為出發點對其跟蹤性能、捕獲性能、定性及噪聲性能等性能進行了較為深入的研究,對環路的各項參數指標進行了詳細的推導,得出了鎖環數分析的普遍結論。
  16. It has been maked for immediate and statistical analysis that the calculation about the work order parameter of the base - bleed - rocket is calculated in the taguchi method, its influencing trend is bring out in the open, the theoretical base is settled for confirming the greatest combination about the work order parameter of the base - bleed - rocket. the multi - objectile optimal design model is established that the indexes have been taked into account first and synthetically, such as physical parameter range lethality power strength and flight stability and so on, the program is compiled and the example is calculated. the true worth of the theoretical work in this paper is validated by flight experimentation of 130mm hybrid base - bleed - rocket extended - range principium projectile

    本文進行了底排?火箭復合增程彈工作時序參數正交試驗設計的直觀分析與方差分析,揭示了每個參數對射程計算的影響趨勢,為進一步確定底排?火箭工作時序參數值的最佳匹配組合奠定了論基礎;建立了底排?火箭復合增程彈多目標優化設計模型,該模型首次綜合考慮了底排?火箭復合增程彈的結構特徵參量、結構強度性能、飛行定性、威力性能和射程指標,編制了應的分析程序,進行了算例計算;完成了130mm底排?火箭復合增程樣彈的結構設計與飛行試驗,其試驗結果驗證了本文論研究工作的實際應用價值。
  17. To let more domestic relevant researchers understand the applicable techniques of stable isotopes, this article not only introduces the principles of isotopes measurements by gas isotope ratio mass spectrometer, but also integrates the experiences of hydrogen, oxygen, carbon, nitrogen, and sulfur isotopes in agriculture and environmental applications that were described in papers

    為讓國內更多關研究人員了解定同位素技術的可利用性,本文描述氣同位素比值質譜儀之分析,及整氫、氧、碳、氮和硫等同位素在農業及關生態環境研究上應用的文獻。
  18. And power loss analysis of srs and the layout design related to srs are very important to the proper design. with a small signal mathematic model of half - bridge converter, the relationship between performance of power supply and frequency domain characteristics of the system is analyzed. based on the above study and some simulation the system design is completed

    文中在給出了結合單繞組自驅動方案的對稱半橋變換器分析、同步整流管損耗分析暨選擇則、同步整流管關電路的布局設計后,建立了對稱半橋變換器的小信號數學模型,分析了電源系統時域性能指標與頻域特性之間的聯系,在此基礎上完成了系統的設計。
  19. Frequency source is widely used in today ' s electronic equipment and even refered as " a heart " of many electronic systems. the frequency synthesizer with a lot of channels and high frequency stability by means of theory of phase locking has almost been a necessary component in the modern electronic systems such as telecommunication, radar and electronic countermeasure. the phase - locked frequency synthesizer can be generally divided into two kinds : one is digital phase locked frequency synthesizer, the other is analog sampling phase locked frequency synthesizer. compared with the prior, the latter has many merits such as lower phase noise, samller volume, lighter weight and lower power consumption and has a wide foreground in the equipments of microwave band

    利用鎖來獲得波道數目眾多、頻率定度很高的頻率合成器,幾乎已成為現代通信、雷達和電子對抗等電子系統不可缺少的組成部分。鎖式頻率合成器一般分為數字鎖頻率合成器和模擬取樣鎖頻率合成器兩類。取樣鎖頻率合成器與數字鎖頻率合成器比,具有位噪聲低、體積小、重量輕和功耗低等優點,尤其在微波波段的電子設備中,具有廣闊的應用前景。
  20. Non - affine nonlinear systems via bounded controls and kalman - yakubovitch - popov lemma of affine passive systems are stabilized. several kinds of nonlinear systems with uncertainty by using stability theory of cascaded passive systems are stabilized robustly. the relative weaker sufficient conditions of stabilizing a class of driven - driving systems by using the concept of zero - state - detectability are put forward

    運用仿射無源系統的kalman - yacubovitch - popov引,飽和鎮定非仿射非線性系統;運用聯級無源系統的魯棒鎮定幾類不確定系統;運用零狀態可探測概念,給出了鎮定從驅動系統對較弱的充分條件。
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