撓度形狀 的英文怎麼說
中文拼音 [náodùxíngzhuàng]
撓度形狀
英文
deflected shape-
The paper expounds how to find out the potential safe problems and unobvious defects, such as beyond - limit deflection in fixed girders for gantry bucket wheel stacker / reclaimer, by means of completely checking fixed girders, movable beams, geometric shapes of stiff and flexible supporters, metal thickness and welding and how to solve the safe problems and remove the defects
摘要通過對門式斗輪堆取料機固定梁、活動梁、剛性支腿、撓性支腿的幾何形狀、金屬厚度、焊縫狀況、聯接螺栓狀況進行全面檢測,發現門式斗輪堆取料機固定梁存在下撓超標的安全隱患和其他非明顯缺陷,從而對堆取料機的安全狀況有了全面的掌握,並根據檢測結論對固定梁下撓缺陷及時進行校正消缺,避免發生設備垮塌事故,保證了堆取料機的安全穩定運行。Chapter two discourses the basic theory, calculation model and main advantages and disadvantages of regression analysis and time series analysis. chapter three discusses grey system theory in detail, including the basic theory, grey incidence analysis, model in common use and forecasting method. chapter four analyzes the results of flexibility deformation of 270 meters span continuous rigid frame bridge of humen bridge, calculated with regression, time series and grey system model
第1章介紹了變形監測的目的、意義、分類以及變形分析與預測研究的現狀和進展;第2章論述了回歸分析和時間序列分析的基本理論、計算模型和主要優缺點:第3章詳細討論了灰色系統理論,包括建模的理論基礎、灰色關聯分析、常用模型和預測方法;第4章為採用回歸模型、時間序列模型、灰色系統理論模型,對虎門大橋270米混凝土連續剛構橋施工中的撓度變形進行的計算分析。In order to ascertain the real stress and deflection of structure this paper puts forward experimental scheme. by measuring data during the process of construction, we can know the distribution of stress in simply supported - continuous beam and compare with initial design, then we can adjust it by control method to ensure quality of the bridge
提出具體的試驗方案,論述了測試元件的測試原理,通過測量各控制點在不同階段的應變和撓度,確定橋梁結構的實際應力大小和變形狀態,了解簡支轉預應力連續結構各跨主梁與連續處的應力分佈情況,並與設計相互驗證,通過施工控制使結構符合設計要求,保證施工質量。So the concrete beams reinforced with frps not only increase the flexural strength but also increase the stiffness and decrease it ' s max deflection, which is very important to increase the ability of resisting reflex of the original beams and the strength of the normal use limit status
因此,纖維加固混凝土構件不僅提高了其抗彎承載力,而且提高了其剛度,減小了最大撓度,這對于增加原梁抵抗變形的能力、提高正常使用極限狀態的承載能力具有十分重要的意義。Both the effect of substrate deformation and the state of large deflection of the microbridge are involved in the theoretical expression. furthermore, the distribution of axial stress in the micro bridge is discussed in detail by taking different shapes of cross section into consideration. and a shape factor is introduced into the expression, which simplifies the theoretical expression
理論上對薄膜微橋法的公式進行了進一步的化簡,在考慮襯底變形貢獻和大撓度的基礎上,進一步探討了微機械加工過程中不同橫截面形狀的情形;並對矩形和梯形截面微橋的軸向應力分佈作了分析,補充和發展了薄膜微橋法的理論;引入了橫截面形狀修正因子,簡化了公式的表達和計算。A sensing magnetic field and displacement type of giant magneostrictive microdisplacement actuator with the functional of sensing driving magnetic field and microdisplacement is developed, and the design theories and approaches being applicable this type of microdisplacement actuator are pointed out : a circular diaphragm type of flexible construction that acts as integration mechanism of microdisplacement transferring and sensing of giant magnetostrictive microdisplacement actuator is adopted, sheet flexure theory of elasticity mechanics and approach of finite element are applied to design and calculate it, corresponding deflection and analytic formula and distribution curve of stress are given, and the specific achieving approaches of measuring principle and magnetic field sensing function of driving field in giant magnetostricitive rod are pointed out the magnetic field sensing function of the actuator is used to practically measure driving magnetic field of actuator and to obtain the relationship of driving magnetic field and coil current, which is also analyzed and studied
其中,採用圓形膜片式柔性結構作為超磁致伸縮微位移執行器的微位移傳遞、感知一體化機構,應用彈性力學中的薄板彎曲理論、有限元方法對其進行了設計、計算,並給出了相應的撓度和應力解析式及分佈曲線;應用電磁理論給出了超磁致伸縮棒內驅動磁場的測量原理及磁場感知功能的具體實現方法,並利用執行器的磁場感知功能對其驅動磁場進行了實際測量,得出了驅動磁場與線圈電流之間的關系,並對其進行了分析和研究;對執行器內部的電磁路和偏置磁路結構進行了設計計算與實驗研究,為了減小驅動線圈的發熱,對其形狀進行了優化設計。Flexible sheets for waterprooffing - bitumen sheets for roof waterproofing - determination of form stability under cyclic temperature change
防水撓性薄板.屋頂防水瀝青氈片.在周期性溫度變化下形狀穩定性的測定分享友人