溫度應變 的英文怎麼說
中文拼音 [wēndùyīngbiàn]
溫度應變
英文
temperature strain-
The variation of the return rate constant k with different absolute temperature t deviates arrhenius empiric equation
反應速率常數隨絕對溫度的變化基本上符合阿累尼烏斯定理。A 2 - d fem program is designed to simulate and compute thermal - creep - stress field in a long beam on batholith and taipu river pumping station. some conclusion available in designing and construction are presented
編制了平面有限元程序，模擬計算了巖基上長梁和太浦河泵站工程的溫度徐變應力場，得出一些對工程設計和施工有益的結論。The snam results of local stress distribution are in close agreement with the results of computer simulation
利用計算機模擬了溫度場變化引起的銅互連線中熱應力分佈。In the paper, not only such factors as reinforcing steel bar, various placing temperature of concrete in case of lift placements, lift thickness, time interval between lifts, the variation of elastic modules of concrete, heat of hydration, the temperature changes of environment but the effect of creep deformation and autogenous volume change on the temperature field and thermal stress field of reinforced concrete face - slab are considered
本論文在分析中，考慮了鋼筋、混凝土分層澆築、入倉溫度、澆築層厚、施工間歇、混凝土彈性模量變化、水化熱發散規律、外界氣溫等因素的變化及混凝土徐變和自生體積變形等因素對面板溫度場和溫度應力的影響。In the program, the effect of lamination placement, construction interval, elastic modulus change, thermal insulation change, surrounding temperature change, concrete creep and autogenous volume change on thermal stress are considered. and such temperature control measurement as water pipe cooling, heat preservation of the dam surface, the pouring temperature control, the overflow across the dam top during flood season can also be simulated by numerical method
該程序在編制過程中考慮了混凝土分層澆築、施工間歇、彈模變化、絕熱溫升過程、環境溫度的變化、混凝土徐變、自生體積變形等因素對壩體溫度場及溫度應力場的影響，同時也考慮了水管冷卻、壩體表面保溫、控制澆築溫度、施工汛期壩頂面過水等各種溫控措施的數值模擬。In this article, according to heat conduction theory, elastic creep theory and finite element theory, the temperature field and creep stress field in the arch dam during construction and operation are simulated and analyzed by means of three dimensional finite element relocating mesh method, and the distribution law of the temperature field and creep stress field in the arch dam during construction and operation are systematically studied, and according to the construction process of concrete arch dam, the effect of lamination placement, construction interval, elastic modulus change, thermal insulation change, surrounding temperature change, concrete creep and autogenous volume change on thermal stress in the arch dam are also considered
論文根據熱傳導理論、彈性徐變理論及有限元理論，用三維有限元浮動網格法對拱壩施工期和運行期溫度場、徐變應力場進行了全過程模擬分析，較為系統的研究了混凝土拱壩施工期和運行期溫度場、徐變應力場的分佈規律，在分析中按照混凝土拱壩施工過程，考慮了混凝土分層澆築、施工間隙時間、彈模變化、絕熱溫升過程、環境溫度的變化、混凝土徐變、自生體積變形等因素對壩體溫度應力的影響。In computation the effect of thermal insulation, elastic modulus, creep degree and autogenous volume change along with age, the progress of pouring by layer, work suspension in summer, the change of air temperature, heat preservation, water cooling, and water storage, by stages on temperature field are considered
計算中考慮了混凝土的絕熱溫升、彈性模量、徐變度和自生體積變形隨齡期的變化以及分層澆築、夏季停工、外界氣溫變化、表面保溫、通水冷卻及分期蓄水等因素對壩體溫度應力場的影響。This paper establishes a model simulating dam actual placing process and considering the non - continuity of initial temperature on the boundary of new and old concrete, daily air temperature change, concrete - placing temperature, hydration heat, heat insulation on boundary, water - storing process, placing intermission and curing with water. the calculation of stress field considers the concrete weight, static water pressure, thermal stress, different autogenous volume change between rcc and normal concrete, change of elastic modulus of concrete with age and creep action
考慮了乞今最為全面的初始條件和邊界條件，包括模擬壩體的實際升程過程，考慮了新老混凝土接觸面上的初始溫度不連續，逐日的氣溫變化，混凝土的入倉溫度，水化熱溫升，邊界保溫，水庫蓄水過程，澆築間歇以及灑水養生等因素；應力場的計算考慮了混凝土的自重，靜水壓力，溫度應力，常態混凝土與碾壓混凝土不同的自生體積變形，混凝土的彈性模量隨齡期的變化以及徐變的作用。The result indicate : the sx ( x axis radial ) thermal stress of concrete with low w / c ratio was more large than the sx thermal stress of concrete with high w / c ratio, the changement of the sx thermal stress of all concrete with different w / c ratio was less after adding mineral additives
結果顯示:低水灰比混凝土的sx （ x軸徑向）溫度應力，要大於高水灰比混凝土的sx溫度應力，摻入礦物摻合料后不同水灰比混凝土的sx溫度應力都變化不大。Materials design and grow of strained quantum well lasers with high characteristic temperature
高特徵溫度應變量子阱激光器材料設計與生長Combining our studied emphases, we make deeply theoretic analysis for the theoretics of spontaneous brillouin scattering in fiber and the mechanism of its sensing for temperature and strain
同時結合本課題的研究重點，對光纖中自發布里淵散射理論及其對溫度/應變的傳感機理進行了較深入的理論分析。It has small volume and bragg reflect wavelength can be modulated by temperature, strain and so on. so it is widely used in fiber sensor field
布拉格反射波長可受溫度應變等物理量調制的特性使其廣泛的應用於光纖傳感等領域。The main work and results in this paper are following : firstly, base on the principle of light travel in fbg, the strain and temperature sensing properties have been analyzed and the coupling effect between strain and temperature has also been considered
本文的主要研究工作與成果如下:首先，在布拉格方程基本表達式的基礎上分析了光纖bragg光柵應變、溫度傳感特性，以及溫度應變傳感的耦合作用。同時研究了光纖bragg光柵應變傳感的溫度補償方法。More, this paper discusses some important performance parameters of the coherent self - heterodyne botdr system, such as dynamic ranges, spatial resolution, minimum detectable change
在此系統基礎上，本文討論分析了相干自外差探測系統以及該botdr系統的動態范圍、空間解析度、最小可探測溫度/應變變化量等重要性能參數。Based on this, we bring forward a availability and viable distributed fiber sensing for temperature and strain system that based on spontaneous brillouin scattering, coherent self - heterodyne botdr, and done part experimental study
在此基礎上，提出了一種有效可行的基於布里淵散射的分散式光纖溫度/應變傳感系統? ?相干自外差的布里淵散射分散式光纖傳感系統，並完成了部分實驗研究。Sensors using fbg as the sensing component have many advantages including light weight, small size, anti electromagnetism interference, convenience in fiber connecting, wavelength absolute coding etc. multiple point detection of materials ( temperature, strain etc. ) can also be achieved by connecting several sensors into a net using variety of multiplex techniques and embedding it into or sticking on the surface of the material or structure
以光纖布拉格光柵（ fbg ）為傳感元件的傳感器具有重量輕、體積小、抗電磁干擾、易於光纖連接、波長絕對編碼等優點，還能把多個傳感器利用各種復用技術連接成傳感網路，埋入材料和結構內部或貼裝在其表面，實現對其特性（如溫度、應變等）的多點監測。Thirdly, cbt ' s characteristic of the strain v. s. the applied pressure is studied, on the basis of this, a new scheme of the straight bourdon tube ( sbt ) is presented, a sbt is designed and fabricated, and then the strain - pressure characteristics of both the cbt and sbt are measured experimentally using a strain measuring technique, a comparison between the cbt ' s and sbt ' s strain characteristics is also made. finally, theoretical models of a fbg fluid pressure sensing system scheme based on the bourdon tube are developed, and a fbg - based fluid pressure sensing system using the transverse strain - pressure characteristic of the sbt is designed and set up
首先，詳細介紹了fbg的基本光學傳感特性，並測量了fbg的溫度、應變特性；其次，研究了c型彈簧管的位移?壓力特性，並利用ccd成像和計算機圖像處理技術對其進行了非接觸測量；再次，研究了c型彈簧管的應變?壓力特性，在此基礎上提出直彈簧管的設計方案，並製作了直彈簧管，採用應變測量技術對c型彈簧管和直彈簧管的應變?壓力特性分別進行了測量，對兩者的應變特性做了比較；最後，建立了基於彈簧管的fbg壓力傳感系統理論模型，設計完成了基於直彈簧管橫向應變?壓力特性的fbg流體壓力傳感系統。The deformation resistance of the weathering steel during hot deformation has been studied using mms100 - simulator, and the relationship among deformation temperature, strain rate, degree of deformation and deformation resistance has been determined
摘要通過在mms100 - simulator熱力模擬實驗機上的熱壓縮實驗，研究了不同熱變形條件下耐候鋼的變形抗力，考察了變形溫度、應變速率及變形程度與變形抗力之間的關系。We also get critical values of thermal buckling problem
得出了熱屈曲問題的臨界溫度應變值。Now, the reported fgs can measure many physical parameters including temperature, strain, stress, displacement, pressure, torsional angle, twist moment ( moment of torque ), accelerated velocity, current, voltage, magnetic field, frequency, density, coefficient of thermal expansion, trembling etc. some of the fiber grating sensing systems have been put into practical use
目前，已報道的光纖光柵傳感器可以檢測的物理量有:溫度、應變、壓力、位移、壓強、扭角、扭矩（扭應力） 、加速度、電流、電壓、磁場、頻率、濃度、熱膨脹系數、振動等，其中一部分光纖光柵傳感系統已經實際應用。分享友人