致偏板 的英文怎麼說
中文拼音 [zhìpiānbǎn]
致偏板
英文
deflector plates-
Based on analysis and comparison of existing test data applied to existing ultimate strength prediction models, interfacial stress at the end of plate is deduced. after formulas for calculating the effective moment of inertia for frp - strengthened beams being revised and adjustment coefficient related to nominal main steel reinforcement ratio and curtailment length ratio being put forward, strength prediction formulas of compound beams under plate end debonding failure are established. in analysis of strength of compound beams under intermediate crack induced interfacial debonding failure mode, several bond strengths and their relation are introduced
對于板端剝離破壞，在總結現有承載力模型的基礎上，利用已有試驗數據對各承載力計算公式進行了分析比較，進一步採用分階段分析法，推導了板端界面應力的計算公式，在此基礎上，採用加固復合梁有效慣性矩的修正公式，建立了考慮名義配筋率和板端偏移比影響的板端剝離破壞梁承載力的計算公式；對于跨中受彎裂縫導致的粘結破壞，闡述了常見的幾種粘結強度之間的區別和聯系，並基於拉剪粘結強度，提出了跨中受彎裂縫導致粘結破壞的承載力計算公式，並利用現有試驗結果確定了模型中的一些參數；最後，利用試驗數據對本文建立的兩種粘結破壞承載力計算公式進行了檢驗，結果基本吻合。20 src eccentric loading specimens were designed taking the relative eccentricity e0 / h the slendemess ratio 10 / h as the factors. according to the mechanical behavior of eccentric loading columns, unidirectional embedded electronic steel - concrete slip transfers and double - directional embedded electronic steel - concrete slip transfers were respectively placed inside these 20 specimens and electronic strain gauges were also installed on the steel shape flanges webs and concrete. the change of the mechanical behavior and interior slip of the 20 specimens in the whole process of loading was fully observed
設計了以長細比、偏心距為主要參數的20個偏壓柱試件，根據偏壓柱的受力特性，在試件中分別放置了單向內置式鋼?混凝土電子滑移傳感器和雙向內置式鋼?混凝土電子滑移傳感器，並分別在型鋼翼緣、腹板和混凝土上布置了電子應變片，對試驗柱在受荷全過程的受力性能、和內部滑移的變化進行了細致的觀察。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。The tower shafts, most of which are hollow and varying in cross section, and altitudinal construction bring trouble to the form work and the stress of strand wire. and the cracks on the crossbeams will be caused by the following - deformation of the bracing structure joints, elastic deformation ， uneven settlement and temperature changes. the additional stress of the base slab and the foundation is caused by the deviation of cable bent tower construction
但大跨度橋梁混凝土索塔施工設備進場及現場管理都比較困難；塔柱多為空心變截面，且為高空作業，給模板工程及預應力張拉帶來一定困難；支撐系統連接的間隙變形、彈性變形、不均勻沉降以及環境溫差可導致橫梁裂縫；索塔施工偏位會引起的承臺和基礎的附加應力，對加勁梁的架設影響大；懸吊結構未完體系（架設時）施工階段的風致振動往往影響到施工的安全和質量；實心塔柱部分體積較大，易產生溫度裂縫。分享友人