觸變性系數 的英文怎麼說

中文拼音 [chùbiànxìngxìshǔ]
觸變性系數 英文
coefficient of thixotropy
  • 觸 : Ⅰ動詞1 （接觸） touch; contact 2 （碰; 撞） strike; hit 3 （觸動） touch 4 （感動） move sb ; sti...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. On the condition of “ many - head ” and “ small drive ratio ” ， the plane double enveloping hourglass worm can not settle the problem of undercutting and sharpening simultaneously. it has devoted to a new type hourglass worm _ sphere double enveloping hourglass worm. the coordinate system is established according to the frock. the meshing equation and the tooth equation of worm and gear have been developed and the distribution of contact line on gear tooth is analyzed. to evaluate the meshing quality ， four meshing quality indexes and five original parameters are put forward. through mass programming computing ， the relations between meshing quality and original parameters are derived and depicted by graphs

    考慮到平面二次包絡環面蝸桿傳動在多頭小傳動比條件下根切與齒頂變尖的矛盾很難同時解決且嚙合性能較差，介紹了一種新型環面蝸桿傳動? ?球面二次包絡環面蝸桿傳動.在研究過程中，根據工裝建立了坐標系，根據一二包過程的運動關系推得了嚙合方程和蝸桿與蝸輪的齒面方程，分析了蝸輪齒面上的接觸線分佈.為了評價嚙合性能，提出了4項性能指標和5項原始參數，通過大量編程計算得到了嚙合性能指標與原始參數之間的關系，並以圖表直觀的表示
  2. The experiential formula between kc and base resistance q from cpt and, the relationship between ke and c # ( strength of concrete ) are also created by fitting 94 pressed pile testing date. based on analyzing the compacting effects caused by driving pile in loess and it ' s influence on bearing capacity and settlement, another two disturbance parameters, c and e, are proposed for multiplying respectively the parameters of soil cohesive c and deformation modulus es to reflect this effect. by fitting 51 driven pile testing date, we created an experiential formula between the e and r ( the modulus ratio between pile and surrounding soil ), also an experiential formula between the c and base friction resistance fs / pa from cpt of pile surrounding soil

    在本文中分析了靜壓樁的沉樁擠土效應對其承載力與沉降特性的影響，在計算模型中引入了樁周土粘聚力c的修正系數k _ c和樁周土變形模量e _ s的修正系數k _ e來體現這種影響，通過對94根靜壓樁試樁資料進行擬合，建立了k _ c與樁端土靜力觸探的端阻q _ c之間經驗公式以及k _ e與c # （混凝土標號）之間的對應關系。
  3. This dissertation majorly researchs and designs full digital dc driving system with fuzzy control. it makes a scheme argumentation firstly, analyzing the pid algorithm and fuzzy control algorithm the ordinary digital pulse trigger algorithm and the double remainder method of pulse trigger in detail, and fuzzy control and the double remainder method are put forward to settle the under - mentioned problems, namely, the new viewpoint and the task having finished in this dissertation as follows : ( 1 ) in rder to overcome the influence of dc motor ' s parameter changing with time and nonlinear on the control system performance, this dissertation adopts fuzzy control as outside regulator and pi control as inside regulator in double regulators of the full digital dc motor driving system design ;. ( 2 ) aiming at the pulse trigger reliability of the ordinary d igital pulse trigger being low and leaking the pulse or the order of pulse confusion, this paper adopts the double remainder algorithm with short response time high pulse trigger reliability good adaptability and anti - jamming ; ( 3 ) this dissertation adopts tms320lf2407 which has good performance as major control chip this chip has power function with fast calculation capability, and accomplishes the software and hardware design in the dc motor driving system with fuzzy control ; ( 4 ) this dissertation also puts emphases on anti - jamming in hardware and software ; ( 5 ) after having designed the sample of full digital dc motor driving system with fuzzy control, a lot of experiments are performed to verify the performance and settles problems during experiment. the result of experiment proves the feasibility of design

    首先進行了方案論證，對模糊控制演算法和數字pid調節演算法、觸發脈沖的一般演算法和雙余演算法進行了詳細地研究分析，提出應用模糊控制和雙余法解決下述問題，即該論文主要的新見解和所完成的工作： （ 1 ）為了克服直流電機參數時變性和非線性因素對控制性能的影響，本設計中，雙閉環調速系統的外環採用模糊控制，內環採用pi控制，使系統在一定范圍內對直流電機參數變化和非線性因素影響有自適應能力； （ 2 ）針對常規數字觸發器演算法中觸發脈沖的可靠性不高，經常出現漏脈沖或是脈沖混亂的情況，本文採用雙余法，該演算法具有響應快，可靠性高，具有良好的適應性及抗干擾能力； （ 3 ）本設計中採用了速度快、功能強的tms320lf2407作為系統的主控晶元，應用該晶元完成系統的軟硬體設計： （ 4 ）本文對系統抗干擾的軟硬體措施進行了重點研究； （ 5 ）設計了具有模糊控制的全數字直流傳動系統原理樣機，並進行了試驗驗證，對試驗過程中出現的問題及時解決，最終實驗結果證明設計是可行的。
  4. To achieve accurate detection of surface potential, the measurement of the contact potential difference of the zno / si step was also carried out. polarization - related surface properties of ferroelectric thin films were investigated by kelvin probe force microscopy ( kpfm ), leading to the discovery of asymmetric charge writing on the surface of pb ( zr _ ( 0. 55 ) ti _ ( 0. 45 ) ) o _ 3 ( pzt ) thin film

    為了優化儀器的檢測靈敏度和穩定性，選用氧化鋅薄膜上的zno / si臺階作為測試對象，檢測了zno / si的接觸電勢差;通過改變儀器系統參數，發現針尖-樣品距離和掃描速度對接觸電勢差的檢測結果影響顯著。
  5. The 3d model of mold is analyzed in 3d fem by using ugh. base on the analyses result, some danger structure of the model have been found and some suggestions of the mold modification are given. since doing a lot of research about the 3d cadvcae technology, a 3dcad system of selecting mold for aluminum material have been developed and the method of analyzing the 3d model is provided in this paper

    然後，為了能真實地模擬實際生產過程，進行鋁與模具鋼在一定表面粗糙度、不同溫度條件、不同潤滑接觸狀態下的最大靜摩擦系數實驗，總結摩擦系數隨溫度變化的規律性和取值范圍；最後，應用ug 17 . 0三維有限元cae模塊進行模具三維力場分析，根據三維有限元的結果分析，對模具危險部分進行預變形的處理和優化，改善模具受力變形的狀況。
  6. After designing oil ditches on the surface of its arc - block, increase friction factor and make sure self - lock which solves above problem. do qualitative analysis to lower pair and one - way overrunning clutch and inner star - wheel - roller overrunning clutch by using self - made lever loader. the experiment shows : on the same condition, the deformation of new overrunning clutch ’ s surface contact with lower pair is smaller than the deformation of roller overrunning clutch ’ s line contact with higher pair and new overrunning clutch ’ s skid angle is smaller

    對低副單向超越離合器的部件進行了加工製造，在超越離合器弧塊表面創新設計加工排油溝，增大摩擦系數，保證實現自鎖，解決了很多離合器工作過程中容易出現無法自鎖的問題;對低副單向超越離合器和內星輪滾柱超越離合器用自製杠桿加載器做了定性分析，實驗表明:相同條件下，新型離合器低副面接觸比滾柱離合器高副線接觸變形小、溜滑角小。
  7. Abstract : based on flow - varying characteristics of thixotropic casting semisolid alloys, the flowing state of the semisolid alloy under the procedures as filling up the mould by means of thixotropic casting being performed, is simplified to the flow which features in an equal temperature layers

    文摘:根據觸變鑄造固態合金的流變特性，將半固態合金在觸變鑄造充型過程的流動簡化為均相等溫層流流動，並在此基礎上建立了連續方程、動量方程和守恆標量方程，開發了適用於半固態合金觸變鑄造充型過程的數值模擬系統。
  8. Results show that clamping angle dominated displacement of anchorage and failure mechanism : surrounding rock and soil compaction is induced by small clamping angle, instead, shear failure occurs in neighborhood soil of leading end of anchorage while clamping angle is big ; anchorage length influenced surrounding rock stress as nonlinear self - organization critical characteristic on interface ; anchorage size contribution to systemic primary monitor parameter is relatively uniform

    研究發現：夾持角控制著錨碇變位和破壞機理，夾持角過小時錨碇壓密圍巖土體，較大時錨碇前端附近土體則產生剪切破壞；錨碇長度影響接觸面圍巖應力量值，表現為非線性的自組織臨界特徵；錨碇體粗細對系統主要監控參數的貢獻相對均勻。
  9. Considering the water spraying can effectively increase the contact area between gas and water and promote the hydrate production rate, a batch reactor with water spraying was built in order to experimentally investigate the forming performance of natural gas hydrate, the system ' s state parameters ' variation and its effect on induced time of initial pressure and water temperature

    摘要考慮到水的霧化可以有效提高氣水接觸面積，有助於提高水合物生產速率，設計和建造了一個半間歇式霧流強化水合物實驗裝置，用於探索和揭示噴霧強化天然氣水合物制備過程的基本特性，包括制備水合物的形態特徵，形成過程中參數的變化規律，以及系統初始壓力和初始水溫度對形成過程誘導時間的影響。
  10. According to those practical problems mentioned above, this subject mainly deals with problems as follow : 1 ) carrying out lots of theoretical experiments and systematizing some theory knowledge of the detecting system. 2 ) studying the correlativity between the referring signal and the primary signal of the adaptive filter. 3 ) studying the effects of constraining the self - dithering interference based on fixed step - size ( fss ) and variable step - size ( vss ) lms algorithms. 4 ) designing the subsystem including hardware and software, developing the software and optimizing the adaptive algorithms for constraining the self - dithering interference of the non - contact life - parameter detection system

    本課題根據實際中出現的上述問題，主要從事了以下工作： 1 、非接觸生命參數檢測系統的原理性實驗、野外實驗及部分理論知識的整理； 2 、自適應處理參考信號與原始信號相關性的研究； 3 、基於固定步長和可變步長兩類lms自適應演算法抑制非接觸生命參數檢測系統自抖動干擾效果的研究； 4 、非接觸生命參數檢測系統自抖動于擾抑制系統設計、軟體研製和演算法的優化。
  11. As a part of the civil 863 plans, two multiple - contact models for two kinds of braking system are built in the paper, in which contact fields are described as coons surfaces, initial velocity is programmed in fortran. the thermal - mechanical coupling braking processes are simulated for the first time by msc. marc, the general - used nonlinear fem software. time distributions of the velocity, the stress and the temperature of the components under various initial velocity and brake force are obtained, which offer theoretic gist to study the life of the wheel, the disc and so on

    作為國家行業863重大課題《鐵路機車車輛虛擬樣機系統》的一部分，本文在研究接觸問題和熱?機耦合問題數值方法的基礎上，採用國際上通用的非線性有限元分析軟體msc . marc建立了踏面制動和盤形制動主要部件的多體接觸計算模型，其中用解析方法描述，即用nurb曲線、高斯曲面來描述接觸區域，用fortran語言編寫定義初速度的用戶子程序，首次對兩種制動過程熱?機耦合進行了數值模擬，定量給出了主要制動部件在不同初速度、不同制動力下各個時刻的速度、應力和溫度的變化規律，為研究車輪、閘瓦以及制動盤壽命提供了理論依據。
  12. Adopting the deformation harmony theory, the numeric calculation of the curve of load versus settlement is made. the fitting results between the calculated curve of load - settlement and the measured one of piles with different construction process are illustrated. hence, under the condition of few or no static load test data, the performance of bearing capacity of single bored pile in loess may be predicted utilizing indexes of shear wave velocity, static cone penetration test and modification coefficient of depth, so it is remarkable to reduce the blindness of preliminary design of pile

    通過室內試驗及原位測試指標進行理論計算與現場實測值的對比，筆者引入了施工工藝修正系數k _ （ c1 ）和k _ （ c2 ）及深度修正系數，使理論計算值與現場實測值具有良好的一致性，進而通過變形協調理論對荷載?沉降曲線進行數值計算，並用不同施工工藝的實例說明了理論計算荷載?沉降曲線與實測荷載?沉降曲線的擬合效果，從而達到可在不做靜載荷試驗或少做靜載荷試驗的情況下通過剪切波速和靜力觸探試驗指標以及施工工藝修正系數等預測黃土地基中鉆孔灌注樁承載性狀，這對于工程初步設計中減少設計的盲目性具有十分重要的現實意義。
  13. 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檢測系統的實驗數據，為檢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檢測系統的自抖動干擾； 3 、提出了採用加速度傳感器檢測非接觸生命參數檢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檢測系統自抖動和自抖動雷達回波信號之間的數學模型； 6 、得出了非接觸生命參數檢測系統自抖動和自抖動雷達回波信號具有相關性的結論； 7 、得出了非接觸生命參數檢測系統自抖動雷達回波和第二頁第四軍醫大學碩士學位論文檢測信號具有加性關系的結論； 8 、研製了非接觸生命參數檢測系統自抖動干擾抑制軟體。
  14. As a part of the project aided by nature science national fund, 《 analysis of soil - foundation - structure dynamic interaction 》 ( no. 50278033 ), some issues about test research and simulation analysis on soil - box foundation - rc frame structure are discussed in this thesis. these issues include the development in contact modal of dynamic analysis with soil - box foundation interaction, the effect on dynamic interaction with transform in parameter both of superstructure and soil, the research on seismic isolation by changing soil stiffness and introducing research result to the seismic structure design

    結合國家自然科學基金課題《地基-基礎-上部結構相互作用體系動力特性研究》 （ no . 50278033 ） ，本文圍繞土-箱形基礎- rc框架結構動力相互作用這一課題，在前人研究成果的基礎上，對動力分析中的接觸模型作了新的探討，並通過試驗分析和數值計算上作了相應的研究對比;同時研究了上部結構與土的各項動力參數對動力相互作用的實際影響，並且進一步利用上述研究得出的結果，通過數值分析探討了關于採用換土改變地基剛度而起到隔震的效果，將土-動力相互作用研究的成果引入工程抗震設計的實際工作去。
  15. A useful technique has been provided and developed for the researching and analyzing the factors and variation of flow field in the intake duct of diesel engine. to find out a new method to measure flow measurement, different intake duct on different conditions are experimented and researched by real - time holographic interferometry. real - time holography interferometry has many characteristics, such as high precision, non - destructive, high contrast of interference fringes and full field test

    該方法具有精度高、非接觸、條紋對比度好、對被測物體形狀和表面無特殊要求的特點，實驗了對三維非定常流動過程的可視化實時採集，為了解和分析不同流量、不同結構參數下進氣道內氣流運動狀態和流動特性的變化關系及其影響因素提供了一種有效的測試手段。
  16. In term of that, the solution result in two different condition is achieved by ansys software. deep research and comparing analysis between the classical solution and the finite element result is made on contact stress & formation and load distribution of conical roller bearings by revised classical formula of elastic contact problems, according to finite element solution in two different interfering conditions

    根據有限元數值模擬結果對經典解析解中接觸彈性變形量與作用負荷的關系進行了修正，利用修正過的接觸彈性變形公式對汽車后橋傳動錐軸承的接觸應力和變形及負荷分佈規律在無游隙及負游隙兩種情況下進行研究，並將結果與經典解析解進行了對比分析。
  17. Based on flow - varying characteristics of thixotropic casting semisolid alloys, the flowing state of the semisolid alloy under the procedures as filling up the mould by means of thixotropic casting being performed, is simplified to the flow which features in an equal temperature layers

    根據觸變鑄造固態合金的流變特性，將半固態合金在觸變鑄造充型過程的流動簡化為均相等溫層流流動，並在此基礎上建立了連續方程、動量方程和守恆標量方程，開發了適用於半固態合金觸變鑄造充型過程的數值模擬系統。
  18. The main thought is to introduce a management system of pattern base in the original data - mining systematic architecture. this management system of pattern base has three mainly function components ： pattern base - storing patterns of data mining ; management system of pattern base - managing pattern base, through management system of pattern base the users can carry on various operations and management ; monitor - offering automatically trigger mechanism, answering for automatical monitoring changed data and transfering changed data to management system of pattern base, in order to implementing automatical update of patterns by data mining again

    即在原有的數據挖掘體系結構中增加一個模式庫管理系統，該系統有三個主要的功能部件：模式庫? ?用於存儲數據挖掘得到的模式（如：關聯規則、分類規則和序列模式等等） ；模式庫管理系統? ?負責對模式庫進行管理，通過這個子系統用戶可以對模式庫進行各種操作和管理；監視器? ?提供自動觸發機制，負責自動檢測信息源中數據的變化並把這些變化上報給模式庫管理系統，以便通過模式庫管理系統啟動挖掘模塊重新進行數據挖掘來實現模式的自動更新，為模式時效性問題的解決提供了一種方法。
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