slab effect 中文意思是什麼
slab effect
解釋
層板作用-
Comparing with the same category overseas jointless bridges, the new type bridge has more reasonable structure, more simple and convenient construction, and better use effect etc. the main work in this paper is described as follows : ( 1 ) this paper introduces phylogeny and reseach survey of the joints bridge inland and abroad, and a new jointless bridge structure ? new type semi - integral abutment bridge is based on these, which characteristic of own structure and setting of primary component are expatiated. ( 2 ) this paper analyses influence of temperature effect, creep, shrinkage and circumambient soil of run - on slab on the new type structure, and analyses the forcing performance of beam, abutment and run - on slab of the new type semi - integral abutment bridge, and constrast to the same category joints bridges
本文主要做了以下工作: （ 1 ）介紹了無縫橋梁在國內外的發展歷史、研究概況，並在此基礎上提出了一種新的無縫橋梁結構形式-新型半整體式無縫橋梁，闡述了它特有的結構形式以及主要構件的設置; （ 2 ）分析了溫度效應、徐變和收縮以及搭板周圍土體對這種新型結構的影響，對新型半整體式無縫橋主梁、橋臺以及搭板進行了受力性能分析，並和同類無縫橋梁進行了對比分析。 -
The control system of mould level is crucial to improve the slab quality in the continuous casting process, pid controller is used in the traditional mould level control, and it has some defaults, such as : at the start - up or finishing period of casting or during the changeover of tundish, pid control has a bad effect, its overshoot is large and its transient time is long ; the erosion of the tundish stopper and the submersed nozzles lead to the accuracy of control become bad ; the abrupt falloff of block in the submersed nozzles makes the level acutely fluctuate, and pid control can not overcome the disturbances resulted from the change of casting speed
結晶器液位控制系統是提高連鑄產品質量的關鍵環節，傳統的連鑄機液位控制方法採用常規的pid控制，存在如下不足：開始、結束澆注和換中間罐澆注時，控制效果差，超調量大，過渡時間長；塞棒頭和浸入式水口被腐蝕后引起控制精度差；浸入式水口堵塞物的突然脫落所引起的液位劇烈波動；無法克服拉速波動引起的擾動。 -
This thesis investigated and researched on non - loaded crack, especially those caused by thermal - shrink, and analyzed the thermal - shrink stress of beam, slab and continuous - wall, found that according data of civil and overseas offered thermal - shrink calculating formula without considering effect of factors, such as the cement quantity, using of aruhuesiru, aggregate size and quantity of sand, which made the result data smaller. in addition, there are not enough construct measure in code
本文對非荷載裂縫，特別是溫度?收縮裂縫進行了調查研究，並對兩端或四周約束的梁、板和底部約束的地下連續墻進行了收縮應力分析，發現國內外有關文獻給出的收縮計算公式沒有考慮泵送商品混凝土的水泥用量、外加劑使用、骨料粒徑和砂用量等因素的影響，計算出的混凝土收縮量往往偏小；另外， 《規范》中針對溫度?收縮裂縫的構造措施不足。 -
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。 -
On the basis of the test and finite element analysis, and on the experience of exsting research payoffs, this paper advance the method of calculating load bearing capacity of slab with slightly curved bottom considering membrane effect of the slab, and deduce the corresponding formulas
在試驗和有限元分析的基礎上，借鑒已有的研究成果，本文提出了考慮薄膜效應時確定微彎板承載力的方法，並推導出相應承載力計算公式。 -
Taking protective measures can obviously reduce the face slab ' s surface temperature drop - out range and the maximum principal stress amplification caused by temperature sudden drop, and the stronger protective measures are, the more obvious reduced effect is
採取保護措施，可以明顯削減氣溫驟降所產生的面板降溫幅度及最大主應力增幅，保護措施越強其削減效果越明顯。 -
Finally, the paper tests the effect of the flexible approach slab used in the real project and sums up the techniques and requirements of construction
最後，結合實際工程進行了分析驗證，同時對楔型柔性搭板的施工過程和要求進行了總結。 -
Vibration test is applied to floating slab track and fixed track that has been used in sites. the results approve the vibration reduction effect of the former and preliminarily verify the correctness of computer simulation
在現場對運營中的浮置板式軌道結構和整體道床進行對比振動測試，測試結果證實了浮置板式軌道結構的減振效果，並初步驗證了模擬計算結果的正確性。 -
Success in addition of no. 2 slab caster of the pangang iron and steel co. have brought large economic and social benefits ! the succeed example design of automation are provided for the decision and popularization and implementation of add for old equipment. this project was conjoin of design and program and debug. the control effect of no. 2 slab caster is satisfying, moreover, achieve high speed and whole automatic aim
攀鋼煉鋼廠新增2 #板坯連鑄機的成功，將具有很好的經濟和社會效益，尤其是該項目的自動化設計方案為自動化控制系統在企業舊設備改造及再增加新設備時的決策、推廣、實施提供了一套較為有效的、可供借鑒的方法和模式。 -
In order to resolve the problem from waterproof for underground storage cavern, a comprehensive control measure composed mainly of water drainage with water cutoff and block up as the supplement is followed in the construction, in which the countermeasures such as drain - guiding with piping network, water proof with impervious slab, self - waterproof of concrete structures, jointing waterproof and painting waterproof etc. are adopted, and then a better effect is got in the engineering practice concerned
摘要為解決好地下洞庫的防水問題，施工中遵循「以排為主，截、堵、排相結合的綜合治理措施」 ，採用了管網引排、防水板防水、混凝土結構自防水、接縫防水、塗料防水等防水作法，經工程實踐取得了良好效果。 -
The minimum reinforcement rate has little effect on reinforcement in columns. ( b ) when considering the bars in slab participate in beams against negative flexure, four or six times slab - thickness on each side of web can be defined as the effective flange width of slab by intermediate or rare earthquake actions
當考慮板筋對梁端負彎矩承載力的提高作用時，可在設防烈度地震和罕遇地震作用下分別取每一梁側四倍、六倍板厚范圍作為板的有效寬度。 -
It begins with designing two representative reinforced concrete public frames according to new codes in this paper, and carries out nonlinear dynamic analysis by inputting ground motions at the intensity of intermediate earthquake and rare earthquake actions. the slab - bars effect on yield strength of beams is involved in analysis
本文嚴格按照新規范設計了設防烈度分別為7度半、 8度半的兩個民用建築鋼筋混凝土典型框架，然後分別對其進行了設防地震作用和罕遇地震作用下的非線性動力反應分析，並在分析中考慮了板筋作用對梁端屈服彎矩的影響。 -
The flexoelectric effect will arise when an external uniform electric field is applied in the plane of slab and the director of liquid crystal will also generate a very small transformation
沿面外加一勻強電場，將會產生撓曲電效應，使得液晶指向矢分佈發生了一個很小的變化。 -
Then, taking into account the effect of the compression of the approach roadway and the differential slope of the bridge slab, the author analyzes the dynamic response of man - vehicle - road system when the vehicle approaches and leaves the bridge by means of laplace transform, the curve of man ' s acceleration versus time, the vertical force between the vehicle and road versus time, the man ' s maximum transient vibration value and the maximum force between the vehicle and road are got, and the program about the calculating progress above are edited. based on the analysis above, the influence on the maximum transient vibration value of some parameters about the vehicle and road such as the movement direction and speed and weight of the vehicle, the differential slope of the bridge slab and the length of the approach slab, are studied, and some conclusion are given
分上橋和下橋兩種情況，考慮車路耦合和橋面沉降坡差的影響，對車輛通過設和不設搭板的路橋過渡段時「人?車?路」系統的相互作用用拉普拉斯變換法進行了動力響應分析，得到了人的加速度及路面對車的垂直作用力隨時間的變化曲線、人的加速度最大瞬態振動值和路面對車的最大作用力，分析了車輛的行進方向、速度和載重，橋面沉降坡差和搭板長度等車和路各參數對計算結果的影響，並編制了相應的計算程序。 -
On the basis of relative researches in the world, according to the study status of steel - concrete composite slab, which would be widely used in modern bridge, modified equivalent inflexibility of steel - concrete composite slab was deduced by use of conversion section principle in this paper ; based in this, this paper put forwards the theory of ultimate flexural capacity of steel - concrete composite slab in consideration of slip effect, and introduces the practical simplified method for calculating flexural deformation of steel - concrete composite slab in consideration of the effect of steel studs and welded wire, and conclude that the methods in this paper is veracious and reliable, comparing with the traditional calculating mode ; morever, this paper put forwards the calculating theory and program of the effect analysis of creep and shrinkage to steel - concrete composite slab, using conversion elastic modulus principle, and testifies that the theory is right and the program is reliable and practical
本文在國內外研究成果的基礎上，針對壓型鋼板與混凝土組合板結構在現代橋梁建設中廣泛應用前景和研究現狀，利用換算截面法導出了壓型鋼板與混凝土組合板結構的修正等效慣性矩；在此基礎上，又推出了考慮壓型鋼板與混凝土之間的相對粘結滑移影響的壓型鋼板與混凝土組合板結構極限抗彎承載能力計算理論，並介紹了考慮栓釘、聯結件影響的壓型鋼板與混凝土組合板結構簡化實用撓曲變形計算公式，而且通過與傳統計算理論的分析比較，表明本文提出的計算理論公式的準確可靠性；此外，採用換算彈性模量比法著重提出了壓型鋼板與混凝土組合板結構的徐變、收縮效應分析的計算理論和程序，並通過實例分析計算證明了理論的正確性、程序的可靠性和實用性。 -
The author respectively gives the calculating model including the end of the bridge and the approach embankment with and without approach slabs according to the real differential settlement that occurred, and, according to the effect to the comfort and safety of the vehicle passing bridge approach, takes the tolerable differential movement of the embankment / structure interface and the tolerable differential slope of the approach slab as the tolerable differential settlement when with and without the approach slab respectively
論文根據路橋過渡段的實際差異沉降圖式分別確定了不設和設搭板的路橋過渡段計算模型，根據對行車舒適性和安全性的影響，把容許臺階高度和搭板容許縱坡變化值分別作為不設和設搭板路橋過渡段的容許差異沉降控制指標。 -
Thermal and structure character of straight reheating furnace were analyzed in csp technological process. coupling with heat conduction differential equations of the thin slab and the furnace lining, the mathemat ical model of heat transfer is established in the long one dimension furnace by using zone method for making the model of radiant heat transfer. the effect of the moving velocity and kinds of the slab on temperature distribution in the furnace is discussed based upon the solutions to the mathematical model
通過分析csp工藝中直通式輥底加熱爐的熱工及結構特性，採用區域法建立爐內輻射換熱數學模型，與加熱爐內連鑄坯及爐襯的一維導熱方程相耦合，建立長一維直通式輥底加熱爐爐內傳熱數學模型.通過對數學模型的求解，研究分析了不同的薄板坯移動速度及鋼種對加熱爐爐內溫度分佈的影響 -
Then analysis the testing data at the base slab of big bridge in yangtze river of badong comparing with calculating result. by means of this, conclude the principle of temperature field and thermal stress, summarize the effect of different crack control measures, propound some useful suggestions for worksite, show the direction for further more investigation at last
對巴東長江大橋施工現場主墩承臺溫度、應力測試結果和計算結果的分析比較，總結了大體積混凝土溫度場和溫度應力變化的一般規律，討論了施工現場常用控制溫度技術措施的實際效果，提出了施工現場裂縫控制的一些建議。 -
According to the characters of the electromagnetic brake on mei - steel mould in slab continuous casting, the application effect is gained on the dimensional calculation and the correlative measuring values
摘要針對梅鋼結晶器的電磁製動技術特點，結合數模分析和相關現場測量參數，得到制動技術在板坯連鑄上的應用效果。 -
The results show that, for flexural - tensile fatigue test and shear fatigue test, the two kinds of structure of common asphalt concrete with strata stress absorbed layer and glass fiber grating had good ability to resist reflection cracking, while the effect of paving asphalt concrete directly on cement concrete slab was worse
結果表明，對于彎拉型疲勞試驗和剪切型疲勞試驗，普通瀝青混凝土下面鋪設strata應力吸收層、玻璃纖維格柵2種結構都具有良好的抗反射裂縫的能力，而在水泥混凝土面板上直接加鋪瀝青混凝土類結構的效果最差。
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