thermal-stress field 中文意思是什麼

thermal-stress field 解釋
熱應力場
  • thermal : adj. 1. 熱的,熱量的,溫熱的;由熱造成的。2. 溫泉的。n. 【航空】上升暖氣流。adv. -ly
  • stress : n 1 壓力,壓迫,緊迫,緊張。2 【語音】重音;重讀;【詩】揚音;語勢,著重點。3 重要(性),重點,...
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  1. 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。
  2. Finite element method was used for the calculation of temperature field, temperature gradient and thermal stress of the coal water slurry ( cws ) ceramic nozzle

    摘要採用有限元法對陶瓷水煤漿噴嘴溫度場、溫度梯度及其熱應力進行了分析計算。
  3. The simulation results suggest that, at the end of the scanning line, the dissymmetric temperature field and the great temperature gradient result in the balling phenomenon and great thermal stress, which could lead to the destruction of the sintering samples in this region. because of the coupling effect between scanning lines, the balling phenomenon is increased as the increase of the scanning lines, thus the over short scanning lines should be avoided in the sintering process. different scanning strategies have significant influence on the sintering

    模擬結果表明,掃描端點溫度場的不對稱及較大的溫度梯度造成了端點球化現象,並在端點處產生較大的熱應力,使燒結成形試樣易在此處破壞;激光掃描線間的耦合作用使端點球化現象隨掃描線的增加而逐漸顯著,燒結時應避免過短的掃描線;不同掃描策略對燒結成形有很大影響,交替掃描會影響燒結試樣的質量,實際製造時應採用單向掃描策略。
  4. 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。
  5. 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。
  6. 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。
  7. The study to temperature field and thermal stress in the barrel

    槍管溫度場和熱應力的研究
  8. In order to simulate the construction process and the effect of concrete pouring temperature and outside temperature on temperature field and thermal stress field in the dam, temperature field and thermal stress field are calculated layer by layer. the calculation step during construction is 0. 25 day, and during operation the diffusion of hydration heat of concrete is over and elastic modulus is basically stable, changeable step is used

    為了研究施工進度、混凝土澆築溫度、外界溫度對壩體溫度場和應力場的影響,按碾壓混凝土施工方法每澆築一層(層厚0 . 3m ,澆築時間6小時)計算一次溫度場和應力場,這樣,施工期計算步長為0 . 25天,運行期因混凝土水化發熱已結束,且彈模基本穩定,故採用變步長計算。
  9. In this article, according to three - dimension finite element theory and heat conduction theory, the computation program of simulating thermal stress field of rcc arch dam during construction and service is researched and developed

    本文採用三維有限元法和熱傳導理論,研究開發了碾壓混凝土拱壩施工期和運行期溫度應力場全過程的模擬計算程序。
  10. Numerical simulation of temperature and thermal stress field of wagon wheel under omnidistance braking in daqin line

    大秦線全程制動條件下貨車車輪溫度及熱應力場的數值模擬
  11. At the same time, the computing program is written by vc + +. in the program quadrilateral isoparametric element is used to calculate its temperature field and thermal stress field

    選取四邊形等參元來計算軸對稱問題中的溫度場和熱應力場,用vc + +編制計算程序。
  12. Presents the investigation of the heat conduction behavior, internal thermal stress field of specimen under thermal shock and microscopic damage and failure of the tungsten based composites by combination of macroscopic and microscopic analyses and integration of material science and mechanics ; describes a microscopic mechanical model based on the microstructure of components with macroscopic stress applied to the microscopic model as that of maximum principal stress at the center, and the fringe of the specimen, and the microscopic stress fields obtained through calculation by the finite element method, and concludes from test results that the maximum principal stress is first generated inside the test coupon, and a failure will be first initiated in the inclusion if the material fails at this time ; the maximum principal stress moves to the edge of the test coupon after the test coupon is heated for a period of time, and the failure will first be initiated in the base if the material fails at this time

    從材料設計的思想出發,採用宏觀與微觀、材料科學與力學相結合的方法,對鎢基復合材料的熱傳導行為、材料在熱沖擊載荷下的內部熱應力場及材料細觀結構的破壞行為進行了詳細的理論研究.根據鎢基復合材料的細觀組織結構建立了材料細觀模型.在宏觀分析的基礎上,分析了材料微結構內部的破壞行為.分別取試件心部與邊緣主應力值最大點的應力狀態,施加在所建立的模型上,用有限元方法計算了模型內部的彈性應力場.結果表明:試件主應力最大值首先產生在試件內部,此時,如果材料發生破壞將先從夾雜中開始;加熱一段時間后試件中的最大主應力值轉移到試件邊緣,此時材料發生破壞將先從基體中開始
  13. Through the analysis of above result, the distribution law of the temperature field and thermal stress field of 6aa dam section and f6 fault concrete tuck can be generally understood, and it provides scientific reference for the structure design and the selection of construction schemes

    通過分析上述成果,可全面了解6aa壩段及f6斷層混凝土塞的溫度和應力分佈規律,為結構設計和施工方案選擇提供科學依據。
  14. In this paper, temperature field and thermal stress of baise 6aa roller compacted concrete gravity dam section are calculated and analyzed, and the distribution laws of the temperature field and the thermal stress field during construction and operation of 6aa dam section and its foundation whose top is made of f6 fault concrete tuck, are mainly studied

    本論文通過百色碾壓混凝土重力壩6aa壩段溫度場和溫度徐變應力場的模擬計算分析,主要研究6aa壩段及基礎部位f6斷層混凝土塞施工期及運行期的溫度場和應力場的分佈規律。
  15. So it has practical meaning to study the influence of different reinforced concrete face - slab construction schemes on the temperature field and thermal stress field of reinforced concrete face - slab

    溫度應力與施工過程有著密切的聯系,因此研究鋼筋混凝土面板不同施工方案對面板溫度場和溫度應力的影響具有實際意義。
  16. The barrel finite element model is established in ansys, the changing laws of temperature field and thermal - stress field are analyzed before and after the composite material is winded. winding angles and winding thickness affection to the strength of the composite material barrel are analyzed

    用ansys建立了有限元計算模型,對比分析了槍管在纏繞復合材料前後,其溫度場和全等效應力場的變化規律以及復合材料纏繞角和復合材料纏繞厚度對槍管強度的影響。
  17. Compared with the experiment data, the temperature field and the thermal stress field are discussed. the spacing, the time of sealing and the plane form of the later joint - filled slots are discussed especially, and it is found that the spacing, the time of sealing and the plane form of the later joint - filled slots are comprehensive indexes which are relevant to material, design and construction. the theory value of the spacing and the time sealing of the later joint - filled slots and some proposals on the plane form are presented on the basis of numerical calculation

    本文在綜合前輩的研究成果的基礎上,推導了粘彈性場的三維有限元解,對比實際工程實驗數據,對大體積混凝土結構內部的溫度場和應力場進行了分項研究,重點討論了后澆帶的留置間距、封閉時間和平面形狀,發現其留置間距、封閉時間和平面形狀都是綜合指標,是和材料、設計、施工有關的。
  18. Finally, based on the common - purpose flat of ansys, the macro file, which can simulate the temperature field and the thermal stress field, is compiled in this paper by using ansys parametric design language ( apdl ) and many internal functions of ansys

    最後在有限元分析程序ansys的通用平臺上,通過參數設計語言( apdl )以及多種ansys內部函數,編制宏命令來控制ansys程序進行施工溫度場和溫度應力場模擬。
  19. The analysis of the testing data of temperature and thermal tress at the base slab of the badong yangtze bridge, study the regulation for changing of internal temperature field and thermal stress field of mass concrete

    通過對巴東長江大橋施工現場主墩承臺的溫度和應力測試結果分析,研究了大體積混凝土內部溫度場和溫度應力場變化規律。
  20. The stress analysis of temperature field and thermal stress field on coke drum

    儲液容器直線勻加速運動時相對靜止液體的受力分析
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