等力角鋼 的英文怎麼說
中文拼音 [děnglìjiǎogāng]
等力角鋼
英文
isosceles angle steel-
2. pseudo - static force testing of twelve full - scale connections, including top - seat angle connections, two web flange and top - seat connections, extended - end - plate connections, slit - t steel connections and dog - bone connections are carried out for the first time in our country
2首次在國內大規模地進行了頂底角鋼連接、帶雙腹板頂底角鋼連接、外伸端板連接以及短t型鋼連接等半剛性連接以及狗骨式剛性連接這五種連接類型共十二個原型試件的擬靜力試驗。The shear mechanism, failure mode, deformation capacity, bearing capacity and the reliability of the anchored angle steels of the wrapped steel concrete cast - in - site frame typical story exterior joints under the middle and high axial compression ratio ( n = 0. 3, 0. 5, 0. 6 ), the working performance, failure mode, and the shear capacity of top story joints under the crack moment, the hysteresis characteristic and the dissipation energy capacity of the test joints are all analysed based on the 1 / 4 model pseudo - static tests of five specimens of wrapped steel concrete cast - in - site frame exterior joints, which varied in axial compression ratio, distribution of the beam angle steels and the stirrup ratio
基於上述分析,本次試驗通過五個外包鋼混凝土邊節點1 4比例模型的偽靜力試驗,以柱的軸壓比、梁角鋼布置形式、配箍率等為主要參數,分析外包鋼混凝土現澆框架一般層邊節點在中高軸壓比( n = 0 . 3 、 0 . 5 、 0 . 6 )條件下,節點的抗剪機理、破壞模式、變形能力、承載能力和角鋼錨固的可靠性;分析了頂層邊節點在張開彎矩作用下的工作性能、破壞模式和抗剪承載力;分析了試驗節點的滯回性能和耗能能力。This paper analyses the stress and deformation of the two lining structure types of the surge shaft surrounded with crush rock under the action of high water pressure by using fem, compares the two lining types ' s merits and demerits in stress, deformation, fracture state, the combining bearing of surrounding rock and lining structure, the safety and economics
本文針對圍巖條件比較破碎,裂隙發育的調壓井洞室結構,就兩種襯砌結構型式分別進行了高水頭作用下的有限元數值模擬,從調壓井襯砌結構選型角度分析對比了兩種襯砌結構型式在圍巖及襯砌結構應力與變形、襯砌結構鋼筋混凝土開裂、圍巖與襯砌結構聯合承載、結構安全儲備、經濟等方面的優劣。The software ansys6. 0 is used to analysis the stability of the state after construction of tongwamen bridge, linear method is used in analyzing the finite element model of the bridge, the coeffient of stability of different state after construction is given. on the basis, the effect of different factors such as the arrangement of lateral brace, the sloping angle of arch ribs, the stiffness of bridge deck system, the effect of non - orientedly conservative loadings of the hanger and tie bar etc is discussed. the different coefficients of stability of changing these factors are given, so the factors that are vital to the lateral stability of x - type arches are found, and the rationality of the methods taken to enhance the lateral stability of tongwamen bridge is evaluated
本文應用有限元分析商業軟體ansys6 . 0 ,採用線彈性方法,通過對該橋的空間有限元模型進行穩定性分析,得出其成橋運營階段各種工況下的穩定安全系數。在此基礎上,本文還通過有限元模型分析,就拱的矢跨比、吊桿(立柱)的非保向力效應、橋面系的剛度、橫撐布置形式、拱肋側傾角等因素對該橋整體穩定性的影響展開探討與研究。文中給出了各因素變化情況下的穩定安全系數,指出了對鋼管混凝土提籃拱橫向穩定性有顯著影響的因素及其合理變化范圍,並對銅瓦門大橋提高橫向穩定性的措施的經濟合理性進行了分析。As a whole, the research work of this dissertation can be summarized follows : 1. in accordance with my design patent, namely, reinforced earth retaining wall of r c net, and based on the analysis of the work mechanism, failure pattern, bearing capacity and stability of the reinforced earth, a new concept is expounded, namely, the reinforced earth wall which is thought of as a compound structure increase not only c but also ~ in comparison with non - reinforced earth. some bearing capacity formula are first introduced under the circumstances that the reinforced earth wall fails because of the breakage of material or inadequate cohesion between reinforcements and soil
歸納起來,具體的研究和所獲得的一些重要成果如下: 1 、結合本人的設計專利? 「鋼筋混凝土網格式加筋擋墻」及工程實踐,在對加筋土的加筋機理、破壞模式、承載力和穩定性等方面進行深入分析的基礎上,提出了一個新概念,即經過加筋后的土體作為復合結構與原土體相比,不僅提高了內聚力,而且也提高內摩擦角;並在此前提下首次導出拉力破壞和粘著破壞兩種情形下的承載力公式,然後進行了穩定性分析。Permanent surveying markers as referred to in paragraph 1 of this article include wooden or steel signals and stone markers established at triangulation points, baseline points, traverse points, military control points, gravimetric points, astronomic points and leveling points of various orders and classes, as well as fixed markers used for topographic mapping, engineering surveying and deformation measurement, and installations at seabed geodetic points
第一款所稱永久性測量標志,是指各等級的三角點、基線點、導線點、軍用控制點、重力點、天文點、水準點的木質覘標、鋼質覘標和標石標志,以及用於地形測圖、工程測量和形變測量的固定標志和海底大地點設施等。Wave - shape apron belt with large angle transferring system can working both horizon and perpendicular, which can also work at any angle within 0 - 90 with large load. the cost of designing, handling and repairing is low. the technology is reliable. it is good for environment protection. it has been widely used in steel, chemical and cement industries, which have benefited a lot
大傾角波狀擋邊帶式輸送機系統可以和垂直狀態下運行,也可在0 90度范圍內任一角度運行,允許大運載能力、重載運輸,為設計、施工和維護節省投資和運行成本,技術可靠,利於環境保護,在全國各大鋼鐵、化工、水泥等行業運行,使廣大用戶受益匪淺。The difference between axial compressive capacity of beam - column joints and that of columns is introduced when joints are strengthened by various measures. influence of shapes, spiral hoops and ratio of beam depth to side dimension of square column upon axial compressive capacity of beam - column joints is discussed. then economy and security of the relative article in current code are demonstrated and the design recommendations of beam - column joints are given
本文通過6個不同強度等級混凝土樑柱節點試驗,了解在不同的加強措施情況下,節點區的軸心抗壓承載力與柱的理論軸心抗壓承載力的差異,探討了角鋼、螺旋箍筋及梁高與柱截面尺寸的比值h c對節點區軸心抗壓承載性能的影響,驗證了我國現行規范有關條款的安全性和經濟性,並且在此基礎上,為不同強度等級混凝土樑柱節點的設計提出了相關建議。The company has advanced technologies and the first - class equipment of examination and test of products. main products as below, raw elevator guide rails, container beam channel, forklift beam channel, mine using inclined beam channel, tire steel, ship - making bulb steel, track steel, equal angle bar, angle with unequal, silicon steel sheets, etc. and among them, bulb steel and track steel are the special kinds of products paid much attention by country
公司技術力量雄厚,檢測設備一流,產品主要有:電梯導軌毛坯集裝箱槽鋼叉車槽鋼礦用斜槽鋼汽車輪輞鋼船用球扁鋼履帶鋼等邊角鋼不等邊角鋼矽鋼片等,生產的「上三牌」電梯導軌毛坯技術含量高,是全國信得過產品,具有國際信譽。Thus it is necessary to study moment resistance, rotation stiffness and rotation capacity of the joints. in this paper, six specimens on end - plate composite beam - to - column joints and two specimens on end - plate composite beam - to - column joints were designed to subject to static load. the factors of m - characteristics about semi - rigid composite joints, including bolts, profiled steel sheeting, beam, column, stiffen rib and reinforcement, are studied
本文設計了6個端板型鋼-混凝土組合樑柱節點與2個端板型純鋼樑柱節點,通過對這些試件的靜力荷載試驗,重點研究了端板型鋼-混凝土組合節點的彎矩-轉角性能的影響因素,包括高強螺栓、壓型鋼板、型鋼梁、型鋼柱、加勁肋,以及混凝土板內縱向鋼筋配筋率等。This article describes a way of special ultrasonic system which monitors thermal stress in seamless welded rails. this monitoring system is a non destructive testing system, which adopts avr mcu and high - precise time chip processing as the core of it, and adopts the critically refracted longitudinal wave as the object of measuring. my studying focuses on the theory of the monitoring system, which will be listed in this arctile : according to the snell theory, the theory of motivating of critically refracted longitudinal wave is described in details, and the finite element software is used to emulate the propagating course. the formulas of calculating the pts of swr are taken from the acoustoelasticity theory, and the calculating the parameters is introduced. according to assemble materials, three kinds of ways of monitoring the pts of swr using critically refracted longitudinal wave are described, which are measuring the sound - time in changeless distance, ultrasonic critical - angle refractomery and frequency spectrum, the first way of ways is used in this experiment system. the factors, which effect the monitoring system, are assaid in some degree based
本文的研究工作重點在無縫焊接鋼軌溫度應力測量系統的理論模塊,包括根據snell原理,研究極限折射縱波的激發機理,並使用有限元軟體ansys進行模擬;根據聲彈性理論以及公式推導出計算無縫焊接鋼軌中的溫度應力的公式,並對其中參數的求解方法進行介紹;根據收集的資料,介紹了三種使用極限折射縱波測量無縫焊接鋼軌溫度應力的方法,即固定距離測量聲時法、臨界角折射法和頻譜分析法,本實驗系統使用的是第一種;根據實驗經驗以及相關資料,分析了影響極限折射縱波測量溫度應力的幾個因素,並提出了相應的解決方法;根據實驗系統的需要,獨立設計並加工出相關配套的實驗設備,包括實驗鋼塊、有機玻璃楔塊、固定件、載荷外框裝置等。Triangular carrier, herringbone carrier, c type buckle carrier and relevant suspended pleces, bridge pleces are made from galvanized steel. to ensure the level of suspended ceiling all these products. featuring in high strength, have flatness and dead load capacity meeting national standards. u - shape buckle carrier made from aluminum material or colored steel has the advantages such sa easy assembly, strong load bearing capacity and even surface
三角骨,人字骨, c型條扣板骨及相關吊件,連接件均採用鍍鋅鋼製造,產品強度大,平直度和靜載能力超越國家標準要求,從而確保吊裝的平整性。 u型扣板骨採用鋁質或彩鋼等材料製造,達到裝配簡便,承受力強,表面均衡的效果。Through the comparative text of the four reinforced concrete frames braced with the eccentric steel, which have the same shapes, materials, dimension and the different brace form, several parameters of these frame behavior, such as side stiffness, limit load and energy consume ability, were studied. the limit state of these frames were analyzed
本文通過對四榀具有同一外形尺寸及配筋而具有不同型式的偏心角鋼支撐的鋼筋砼框架和一榀相同尺寸及配筋的鋼筋砼框架的對比性試驗,研究了上述結構的抗側剛度、極限承載力及結構的耗能等各項指標,探討了偏心角鋼支撐鋼筋砼框架結構的受力特點,並對其極限狀態進行了理論上的分析。Then, by analyzing the extensive test data of load - displacement and bear - curvature, we can conclude that the crack resistance, bearing capacity of normal section and short - dated rigidity will be improved a lot when the strength of concrete is not so low
然後,通過對各組試件的荷載-撓度曲線的進一步分析表明:對于混凝土強度等級高於c15的鋼筋混凝土梁,採用這種粘角鋼加固法能有效提高鋼筋混凝土梁的正截面承載力和短期剛度。Two types of methods ( slice method and simple method ) for bearing capacity calculation are presented, and the theoretical results conforms well with the experiment results
同時在此基礎上分析了長細比、含角鋼率、含碳纖維布率和偏心距等因素對復合加固偏壓柱力學性能的影響。There are still many problems remain to be solved in these aspects, such as behavior research on the lateral resistant of steel frame and connection etc. in this paper three 1 : 2 - scale steel frame specimens and eight full - scale steel frame connection specimens are tested on their behavior under cycle loading. there are six aspects as below on the problems of steel resident building researched : 1 pseudo - static force testing of eight full - scale connections, including top - seat angle connections, two web flange and top - seat connections and dog - bone connections are carried out for the first time in our country
本文針對鋼結構住宅體系中亟待解決的若干問題,完成了三榀1 : 2鋼框架模型和八個足尺比例的樑柱連接模型在低周往復荷載作用下的試驗,進行了以下幾個方面的深入研究: 1進行了頂底角鋼連接、帶雙腹板頂底角鋼連接等半剛性連接及狗骨式剛性連接這三種連接類型共八個原型試件的擬靜力試驗。The mechanic character, destroying pattern, the ductile and dissipation energy capacity of this composite structure under the earthquake have been clarified. the stiffness degradation, natural frequency, damping ratio of this structural system with the development of intensity of earthquake have also been investigated. with consideration of the top displacement, drift of story and micro - strain of longitude steel bars, the equivalent shell wall method has been presented in order to simplify the design of such type structure
通過試驗,掌握了該結構體系在水平地震荷載作用下的受力特點、變形與耗能性能、結構的破壞形態等力學指標:得到了結構在不同地震烈度條件下的剛度變化、自振頻率、阻尼比等動力特性;綜合結構的頂點位移、層間轉角以及鋼筋的微應變,提出了適合於該結構體系簡化設計的「等效剪力墻法」 。But several earthquake has proved than it is of poor ductility and is brittle destroyed easily. but semi - rigid connections, which is formed by high strength bolts and connecting components, for example angle, end - plate and shape t steel, have an excellent energy dissipating mechanism to resist earthquake loads and prove more capacity for yielding and ductility
而主要通過高強螺栓與連接件(角鋼、端板以及t型鋼等)把梁與柱連接起來的半剛性節點連接具有較強的耗能能力去抵抗一部分地震荷載,它能提供更多的屈服容量和延性容量,同時可節省節點的用鋼量,這使得半剛性連接成為一種既經濟又可靠的連接方式。The effect and safety of reinforced concrete column strengthened with bonded external angle steel are related with many factors, such as reinforced design, process of reinforcement, anchored structure of reinforced end, reinforcement rate of the angle steel, ductility and the stress applied on original column as well as maintenance in use
摘要採用外包角鋼加固的鋼筋混凝土柱、其加固效果和安全性與諸多因素,如加固設計、加固施工工藝、加固端錨固構造、加固角鋼的增鋼率與增箍率、原柱所處的應力狀態、使用過程中的維護管理等有關。But many problem remain should be solved in these aspects, such as research on lateral resistant system, the cladding material and steel frame connections, etc. to the lateral resistant system, one of the imperative problems in the steel residential building, we expect to research a new earthquake resistance element with great stiffness in the usual day ( for the needing of safety and comfort in the place where is windy and earthquake occurred frequently ) ; low stiffness in strong motion earthquake ( for the flexibility of residential building in the strong motion earthquake ) and absorbing seismic energy
從技術角度講,如何使鋼結構適應住宅建築的特點,滿足住宅產業化發展的需要,還有許多問題有待進一步研究,如抗側力體系、維護體系及其樑柱的節點問題等等。針對鋼結構住宅中急需解決的抗側力體系問題,本文研究了一種正常使用情況下剛度大(滿足建築物在風載及常遇地震下人們舒適性和安全感的要求) ,強震時剛度低(保證強震時建築具有柔性的特點) ,而且可吸收地震能量的新型抗震單元。分享友人