裂度寬度驗算 的英文怎麼說

中文拼音 [lièdùkuāndùyànsuàn]
裂度寬度驗算 英文
crack wodth calculation
  • 裂 : 裂動詞[方言] （東西的兩部分向兩旁分開） open
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 驗 : 動詞1. （察看; 查考） examine; check; test 2. （產生預期的效果） prove effective; produce the expected result
  • 算 : Ⅰ動詞1 （計算數目） calculate; reckon; compute; figure 2 （計算進去） include; count 3 （謀劃;計...
  1. The research shows that : 1 ) the ductility of the hsc bending members constructed is much greater than 5 ; 2 ) increasing the vertical links and distribution steel can increase the deflection under ultimate moment ; 3 ) with appropriate compressive bars, vertical links and distribution steel the increase of moment after yield and the decrease of moment under ultimate moment can be ignored, so the ductility of the hsc bending member is much larger ; 3 ) the width / depth ratio of hsc bending member has no obvious effect on the ultimate compressive strain of concrete ; 4 ) the method used here to calculate the deflection is applicable ; 5 ) the location of crack coincides with the location of vertical links and distribution steel ; 6 ) the bending property of the hsc structure under the blast load can meet the demand of protective engineering

    研究表明：本文研究的梁、板構件的延性比遠大於5 ；增加箍筋（鉤筋、分佈筋）含量，可以提高壓區混凝土剝落時的撓度；在適當的受壓筋、箍筋（鉤筋、分佈筋）含量下，可以忽略壓區混凝土剝落瞬間的承載力下降，從而大大提高構件的延性；受彎構件的寬高比對壓區混凝土極限應變的影響不明顯；受彎構件的裂縫間距受箍筋（鉤筋、分佈筋）的布置影響；文中所用的承載力和變形計算方法是可行的。化爆試驗表明，高強混凝土構件的動載抗彎性能能夠滿足防護結構的要求。
  2. The formulas on crack width of rc beams and src beams are analyzed at home and abroad too. the calculation formulas on the maximum crack width of src beam under short time load are suggested. the calculation result tallies that of tests well

    分析比較了國內外鋼筋混凝土梁和勁性鋼筋混凝土梁裂縫計算公式，提出了勁性鋼筋混凝土梁在短期荷載作用下的最大裂縫寬度計算公式，其計算值與試驗值吻合較好。
  3. The above fruits may be of important theoretical significance and of practical value for reasonably using the results of model test of reinforced concrete structures to forecast and judge the character of crack development of prototype structures and for founding more reasonable calculating formula of crack width henceforth

    上述研究成果有益於合理利用鋼筋混凝土結構模型試驗的結果預測和評判原型結構的裂縫開展情況，及建立更為合理的裂縫寬度計算公式。
  4. ( 2 ) base on the crack width mode, separately establish formula of the bendingcurvature 、 crack height 、 the distance between crack, and compost the formula of thecrack width. and put the experiment data of others literature into the formula, thecalculated result also show good agreement with the experiment data

    （ 2 ）在上述模式的基礎上，分別建立使用荷載下曲率計算、裂縫高度取值及裂縫間距計算的公式，由此形成最終裂縫寬度計算公式，該公式概念清楚、計算簡單，並引用其他文獻的試驗數據代入公式，計算結果與試驗數據吻合較好。
  5. Finally, the crack width computation is discussed. as the crack model ca n ' t calculate the crack width alone, this paper adopts the method of combining the crack model and the experiential formula of space between crack. considering the uniformity factor is ignored in the experiential formula of space between crack, the formula of space between crack is modified so that it is fit for the real case

    基於等效彌漫裂縫模型計算裂縫寬度有很大的局限性，本文採用了有限元法和經驗公式相結合的方法來計算裂縫寬度值，考慮到所引用的裂縫間距經驗公式忽視了鋼筋布置的不均勻性這一重要影響因素，本文對引用的裂縫間距經驗公式進行了修正，使之更符合實際情況。
  6. In order to accelerate the development of preflex composite beam in railway bridges and to design and construct preflex composite beam bridges of railway in our country reasonably, this thesis is from the scientific project of railway department " experiment and application research of railway preflex composite beam " and summarizes the design information and practical projects on preflex composite beam. on the basis of above works, this thesis improves computation method in analysis of railway preflex composite beam on sectional stress, deflection of mid - span, crack width and shearing resistance and programs a software " preflex composite beam bridge structure analysis system - pfsas ", which is adapt to railway bridges in our country. moreover it makes a primary research in construction techniques and structure measures

    為了迅速促進預彎組合梁在我國鐵路橋梁中的發展，合理地進行我國鐵路預彎組合梁橋的設計和施工，本文結合鐵道部科技研究開發項目「鐵路預彎組合梁的實驗與應用研究」 ，在總結以往對預彎組合梁力學性能研究成果及實際工程的基礎上，完善了鐵路預彎組合梁的截面應力、跨中撓度、裂縫寬度和抗剪分析的計算方法；編制了適用於我國鐵路橋梁的「預彎組合梁橋結構分析系統? ? pfsas 」軟體；並對預彎組合梁的施工工藝及構造措施進行了初步探索。
  7. By combining the conventional log data with the data on imaging logging, core, drilling - log and production test, etc., and on the basis of carrying out various additional conduction corrections for resistivites, the fracture opening may be calculated by use of the difference between the resistivities of dual laterallog ; the fracture porosity can be estimated according to a simplified dual laterolog interpretation formula ; and the fracture permeability may be acquired in light of the experimental relation between the fracture widths and the fracture permeabilities

    將常規測井資料與成像測井、巖心、錄井、試油等資料相結合，在對電阻率進行各種附加導電校正的基礎上，利用雙側向電阻的差異計算裂縫張開度，根據簡化的雙側向解釋公式計算裂縫孔隙度，根據裂縫寬度與裂縫滲透率實驗關系求解裂縫滲透率。
  8. Based on the experimental study and theoretical analysis about the concrete members reinforced with cold - rolled ribbed bars subjected to bending, the correction formula about calculating deformation and crack width have been presented, and the calculated results relatively conform to the experimental results. the research results will be helpful to the development and application of the cold - rolled ribbed bars. 3tabs., 6refs

    在試驗研究的基礎上，分析了冷軋帶肋鋼筋受彎構件的裂縫寬度和撓度變形規律，提出了其裂縫寬度和撓度驗算修正公式，修正值與實測值吻合較好，有利於冷軋帶肋鋼筋的進一步推廣應用.表3 ，參6
  9. The project is completed in the collaboration of the transportation college of jilin university and transportation science institute in jilin province. the paper mainly studies the characteristics and mechanical performance of small size member of bridge, the problems of concrete dense degree and shear lag effect of wide flange. the static load test and supersonic nondestructive test of four pieces of prestressed i - girder with varying section are carried out in bridge structure laboratory of jilin university

    本文針對橋梁構件局部尺寸較小部位的混凝土密實度問題，進行了2片腹板寬度為14cm ， 2片腹板寬度為16cm的變截面預應力工字梁的靜載試驗和超聲無損檢測試驗，提出密實度系數的概念，對試驗梁的密實度進行定量評定，推導了工字梁的塑性系數公式，基於塑性理論給出了試驗梁的開裂荷載和極限承載能力計算公式，分析了試驗梁的密實度對其開裂荷載和極限承載能力的影響。
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