縱壓試驗 的英文怎麼說
中文拼音 [zōngyāshìyàn]
縱壓試驗
英文
dumptest-
The test shows that nominal transverse splitting strength of concrete cylinder is well correlated to the concrete cube strength and splitting strength of cube and cylinder, especially, above interrelation is more ideal when hold - down central angle is 90
經試驗證明,混凝土圓柱體的橫劈名義強度與混凝土的抗壓強度、立方體及圓柱體縱劈強度有很好的相關性,尤其當壓具圓心角為90時,上述關系更為理想。Based on plane section assumption, this paper presents the methods of calculating the ultimate strength of the columns strengthened with cfrp, and makes a simplification of the methods. a fortran program on nonlinear method is presented to numerically analyze the characteristics of large eccentrically loaded columns strengthened by longitudinal straps of cfrp, calculating results compare well with experimental data
本文在平截面假定的基礎上分別推導了碳纖維布縱向粘貼大偏心受壓柱的正截面承載力校核和截面加固基本計算公式,並對公式進行了相應的簡化;運用fortran語言編制相應程序對縱向粘貼碳纖維布大偏壓柱進行了數值分析,本文公式計算結果和程序計算結果均與試驗結果吻合良好。The experimental result has shown that the ultimate bearing capacity and ductility of eccentrically loaded columns have a certain increase when they are strengthened with transverse cfrp. in addition, the excessive eccentrically loaded columns have a more notable effect as a result of strengthening with the combination of longitudinal and transverse cfrp. the increasing degree of strengthening columns ’ bearing capacity reduces while the volume of cfrp increases
試驗結果表明,碳纖維布橫向加固偏壓柱時,其承載力和延性均有一定程度的提高;對于大偏心受壓柱,縱橫向聯合粘貼碳纖維布的加固效果非常明顯;隨著cfrp加固層數的增加,構件承載力的提高幅度減小。The influence of such parameters as axial load index, aspect ratio and percentages of lateral reinforcement, on seismic performance of reinforced concrete frame column in hong kong and analyses the distribution relationships of flexural deformation, shear deformation and slippage of longitudinal reinforcement in joint zone
根據試驗結果,討論了軸壓比、配箍率、剪跨比等參數對其抗震性能的影響,分析了水平荷載作用時塑性鉸區的彎曲變形、剪切變形和縱向鋼筋粘結滑移變形所產生的位移在框架柱總水平側移中所佔的比例及其變化規律。By this means, the performance of the shock absorber is improved as well as the quality of suspension system. after tested on the testing equipment and on the road condition matched with the car, outer performance of the double - tube gas hydraulic shock absorber pr ove to be excellent and the indicator diagram are full and smooth. the operation and control of vehicle are also obviously improved. with the improvement of domestic components as well as gas charging equipment and gas charging workmanship, the double - tube hydraulic shock absorber meets domestic market requirements and will have a better prospect
我們對研製的雙筒充氣液壓減振器進行了臺架試驗和裝車道路試驗,表明這種減振器具有優良的外特性,其示功圖豐滿、圓滑,車輛操縱性明顯改善。隨著我國零部件質量水平的提高,及充氣設備、充氣工藝的改進,雙筒充氣液壓減振器將有更廣闊的發展空間,適合我國的國情。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。It now possesses of not only some production equipment advanced in the national level, such as automatic hydraulic pressure spring eye machines, automatic control quenching furnaces and automatic control tempering furnaces the control accuracy attains 5 and shot blasting machines of landscape and vertical orientation, but also some sophisticated quality detection equipment, such as durometers, metallographic microscopes, stiffness and endurance test machines, etc. besides the hardware equipment, the company has a group of senior specialized technical personnel in the field of the design of the leaf spring processing, the leaf heat treatment as well as the tqc total quality control
擁有自動液壓卷耳機自動控溫的淬火爐和回火爐爐溫控制精度達到5橫向和縱向噴丸機等國內先進的生產設備。同時還有為保證質量購置的硬度計金相顯微鏡剛度檢測及疲勞試驗機等先進的質量檢驗設備。從產品生產開始的每一個環節進行全方位的質量控制。On the basic of former research men ' s experience, 18 experimental members ( including 9 simple beams and 9 restrained beams ) are designed and tested. in the experiment, phenomena are observed and record by taking photos in the whole process from the first crack appears to test members crash completely, experimental data is attained including load values of crack - appear load, critical load and terminal load, stress values of reinforcing steel bar stress, compressed concrete stress and beam flank stress and values of deflection etc. by analyzing the crack ' s appearing and developing form and stress values of concrete and steel bars, the crash modes of test beams are defined ; shearing force - deflection curves are contrasted and analyzed ; the effects on shear strength of the three factors as shear span ratio, concrete strength and restraining moment are also analyzed
借鑒已有試驗的經驗,本文設計和完成了對18根超高強混凝土無腹筋梁(包括9根簡支梁和9根約束梁)在集中荷載下抗剪強度的試驗,觀察了試件從裂縫出現到完全破壞失去承載能力全過程的試驗現象並通過拍照進行記錄,獲得了試件的斜裂縫出現荷載、臨界斜裂縫荷載和極限荷載等荷載值和縱筋應變、混凝土受壓應變和梁側混凝土應變等應變值以及撓度值等。In order to reveal load mechanism and failure mode of thick pile caps, by means of the test of 1 / 4 - scale models of thick pile caps with six piles and post - handling study of 3 - dimensional non - linear finite element adina, this paper points out the shortage, which is that the design of pile caps is carried out by flexural strength in chinese technical code for building pile foundations jgj94 - 94 and american reinforcement concrete building construction code aci318 - 02, promulgates that the failure mode of thick pile caps is punching failure and load transfer mechanism is the strut - and - tie, which is that zones of concrete with primarily unidirectional compressive stresses are modeled by compress struts, while tension ties are used to model longitudinal reinforcement over pile
摘要為揭示厚承臺的傳力機理和破壞形式,通過對4個1 : 5比例的六樁厚承臺的模型試驗研究與三維非線性有限元adina的后處理研究,指出中國建築樁基技術規范jgj94 - 94與美國鋼筋砼房屋建築規范aci318 - 02規范中,承臺以彎曲強度進行配筋計算的設計方法之不足,揭示出厚承臺的破壞模式是沖切破壞,傳力機理是以帶有主要單向壓應力的砼區域作斜壓桿,樁頂區域的縱筋作拉桿的空間桁架。The parameters are measured respectively during the experimental process, such as bearing capacity, deformation, strain and so on. it concludes that when the other conditions is equal, the limit bearing capacity of the concrete filled steel tube long column subjected to axial compress is reduced along with the long diameter ratio increased
從試驗結果可以看出:鋼管混凝土軸心受壓長柱的穩定承載力,在其他條件相同時隨長細比的增大而逐漸降低;試件在最大承載力狀態下,鋼管表面的平均縱向應變已超過鋼管的屈服應變值,破壞呈現為非彈性失穩破壞。The operating principle, design method, mading technology, empirical analysis of horn - type longitudinal tonpilz piezoelectric transducer. and. the software of transducer aided design for this type
介紹擁有喇叭型前蓋板的縱振tonpilz型壓電換能器的工作原理,設計方法,研製工藝和試驗分析。At last, we can get the limit bearing capacity formula of concrete filled steel tube long column subjected to axial compress. on the basis of the theoretical analysis, twelve samples which have four kinds of long diameter ratio are studied experimentally
在理論推導的基礎上,對四種長細比12個鋼管混凝土軸心受壓長柱進行了試驗研究,量測了鋼管混凝土軸心受壓長柱在試驗過程中各階段的承載力、應變、縱向變形系數等。Plastics based sandwich structures. longitudinal compression test without or with buckling
塑料基夾層結構.無彎曲或有彎曲的縱向壓力試驗Column crush test
縱向壓縮強度試驗An experimental study on the aerodynamic characteristics of new concept car is conducted by model wind tunnel test, covering the pressure coefficient and wake vortices on longitudinal symmetry plane, as well as aerodynamic forces and moments under different yaw angles
摘要用模型風洞對新概念車在不同橫擺角下縱對稱面上壓力系數、整車氣動力和氣動力矩的變化以及縱對稱面尾部流態分佈進行了試驗研究。First1y, in this paper, the testes about tensi1e resistance of masonry components in different period are processed and re1ated suppositions and formu1as are brought forward : the formu1a about maxima1 shear stress of top side in high or tier masonry bui1dings is deduced. it can be found easi1y that the factors affect ing the maxima1 shear stress are vertica1 resi stance coefficient 1oad magnitude wa11 geometry dimensions and its modu1us of e1asticity
首先,進行了不同齡期下的砌體試件抗壓力學性能試驗,提出了相關的假定和公式,推導出了縱橫墻荷載差影響下的多、高層砌體結構房屋頂層的最大剪應力公式,從中可以看出影響最大剪應力的因素有豎向阻力系數、荷載大小、墻體的幾何尺寸和墻體的彈性模量等。Performance test for prefabricated reinforced components made of autoclaved aerated concrete or lightweight aggregate concrete with open structure under predominantly longitudinal load vertical components
主要為縱向負載下的敞形結構高壓蒸養加氣混凝土或輕集料混凝土預制加筋元件的性能試驗Also longitudinal aerodynamic characteristics of missile are investigated. the traditional dependence on wind tunnel experiment is changed greatly : firstly, the aerodynamic characteristics of missiles with complex configuration are solved satisfactorily, especially integral rocket - ramjet missile ; secondly, feasibility of n - s equation to numerical simulation of inner and outer fiowfield of missile with complex configuration is discussed
( 3 )採用n - s方程方法數值模擬某型整體式沖壓發動機導彈的全彈內外流場,研究了導彈的縱向氣動特性,改變了過去依賴于地面風洞試驗結果的傳統做法。It has been researched and widely used abroad, but is still new in our country, and the test method of bonded resilient baseplate has not been mature and standarized
總結了壓縮型軌道減振器的各種性能的試驗方法,包括剛度和變形、垂向升舉、橫向約束、縱向約束、疲勞、低頻動剛度等試驗。Experimental results indicate that the strength capacity, stiffness of columns have a certain extent increasing as a result of the action of cfrp, repaired columns " cracks show little and distribute uniformly. the ultimate strength and ductility of column improved due to the transverse strengthening with cfrp and display more distinct benefit when strengthened by the combined action of the longitudinal and the transverse straps of cfrp. in addition, many parameters including anchorage length of cfrp, thickness of cfrp are considered on the effects of cfrp on strength, and failure modes of columns
試驗結果表明,大偏心受壓柱受拉麵縱向粘貼碳纖維布后,偏壓柱承載力和抗彎剛度有一定程度的提高,裂縫寬度減小且分佈均勻;碳纖維布橫向粘貼偏壓柱對偏壓柱的承載力和延性有一定的提高;縱橫向混合粘貼大偏壓柱加固效果更顯著;混凝土強度低於c20級時,不適合採用碳纖維布粘貼加固。分享友人