鉸結點 的英文怎麼說
中文拼音 [jiǎojiēdiǎn]
鉸結點
英文
hinge joint-
In this paper, ackerman steering linkage of double - wishbone suspension is taken as the study object, choosing the splitting joint and steering lever joint to carry out the design of optimization the mathematics models are established based on the multi - body system dynamics, applying its analysis method of kinematics to study the mechanism kinetic principles owing to more spatial factors considered, and calling off many hypotheses affecting the accuracy, compared with the traditional methods, the models are better to reflect the realistic motion principles, the results are more exact and applicable moreover, the force analysis is applied to the conduct mechanism the analysis method of dynamics in the multi - body dynamics is applied to study the forces applied on every component, working out the constraint reaction force of up and down ball joints, and developing the current computation program in the end, produce the upper wishbone geometry model in the ansys software package, meshing and carrying out the fea, testifying if the intensity of the wishbone meet with the requirements
本文以雙橫臂獨立懸架的轉向傳動機構作為研究對象，選擇對斷開點和節臂球銷的位置進行優化設計，在此基礎上建立了基於多體系統動力學的導向機構和轉向傳動機構的數學模型，運用該學科的運動學分析方法研究機構的運動規律，編制了通用優化設計軟體。由於考慮了更多的空間因素，取消許多影響準確性的假設，因此建立的數學模型與傳統的方法相比更能反映實際運動規律，得到的優化結果也更加精確實用。此外，本文還針對導向機構進行受力分析，在建立該機構的空間動力學模型后，運用多體動力學中的動力學分析方法研究各個桿件的受力，計算出上下球鉸的約束反力，並開發出了相應的通用計算程序。Piezoelectric - stack can give more output displacement and pressure and have more rate of conversion and more stability than bimorph type. it has been used to all kinds of driving places. design of displacement amplification we design displacement amplification because of the little displacement output of the piezo - stack. this paper analyses the disadvantage and advantage of all sorts of amplification, and proposes a new type of displacement amplification based on
鑒于壓電疊堆輸出位移小的特點，引入柔性鉸鏈位移放大機構，分析了各種放大機構的優缺點並結合實際問題，設計出基於三角形放大原理的橢圓形放大機構，利用有限元分析軟體ansys對放大機構的主要結構參數進行了分析，得出影響放大機構放大倍數的規律。Consequently, this paper focuses on the crunodal structure and its loaded properties. the main contents of the paper are described as follows : a. two types of crunodal structures are brought forward, which are compositive structure and protuberant - wedged structure ; fixed structure and jointed structure, two traditional crunodal structures, are introduced. then the details of all the crunodal structures are analyzed and their uses in the engereering are described, incluing their factures and constructuring sequences
提出兩種新的結點構造：合成梁方式結點和凸楔方式結點，並介紹兩種傳統的結點構造：固結方式結點和鉸結方式結點；並對各種結點構造進行細部分析，說明各種它們在實際工程中的應用，包括製作方法和施工方法。The cleaning cars has seven major characteristics : 1, the vehicle design aesthetic appearance generous, simple, flexible cleaner compact cab from the sanitation workers in the rain, snow and inclement weather operations headaches ; 2, jia lu cleaning electric car gearbox is my companys patented products, latin america is characterized by heavy goods, light down - climbing and extended battery life ; 3, jia lu electric bicycle bridge cleaning car brake, the company is a patent product, is characterized by simple structure, convenient operation, maintenance easier, better braking performance ; 4, good deer electric car cleaning dustbins with low human workers the high - school, so that sanitation workers can easily handling, reversing a good sight, and reduce incidents, high safety factor ; 5, good deer electric cleaning trucks advanced electric power putter as a dump, the sanitation workers to reduce labor intensity, is characterized by fewer power failures, maintenance - free ; 6, jia lu electric vehicle using toughened glass cleaning cars, advance reversing have good vision, difficult to scratch and ensure the safety of sanitation workers ; 7, good deer by external electric car cleaning plate, a fiberglass liner internal, external characteristics : hinge not on the plate yi loose, often not dump deformation and withstand collisions, the internal use of fiberglass liner, not rust, corrosion, wear after the liner can be replaced, maintaining low cost
該保潔車有七大特點： 1 、該車外型設計美觀大方，操作簡單靈活，明凈小巧的駕駛室免除了環衛工人在雨雪等惡劣天氣作業時的煩惱； 2 、佳鹿電動保潔車變速箱是我公司的專利產品，特點是拉重貨，輕松爬坡而且省電，延長電瓶的使用壽命； 3 、佳鹿電動保潔車后橋雙輪制動，是我公司的專利產品，特點是結構簡單，操作方便，維修容易，制動性能好； 4 、佳鹿電動保潔車超低的垃圾箱符合人體工程學的高度，使環衛工人能輕松地裝卸，倒車時具有良好的視線，減少事故的發生，安全系數高； 5 、佳鹿電動保潔車採用先進的電動推桿作為自卸動力，減輕了環衛工人的勞動強度，特點是故障少功率大，免維護； 6 、佳鹿電動保潔車整車採用鋼化玻璃，前進倒車都有良好的視線，不易劃傷，保證環衛工人的安全； 7 、佳鹿電動保潔車外部採用鋼板，內部採用玻璃鋼內膽，外部特點：鉸鏈在鋼板上不易松動，經常自卸不變形，經得起碰撞，內部採用玻璃鋼內膽，不生銹、不腐蝕，磨損后內膽可以更換，維護成本低。Pseudo - static force testing of 1 : 2 scale models of a steel frame with dog - bone connections is first carried out in china in order to obtain elastic - plastic behavior of dog - bone connections steel frames under cyclic loading as well as to analyze collapse characteristic after structural ultimate strength has lost. the influence of dog - bone connection on the coming order of plastic hinges and failure characteristic of steel frame, and the influence of dog - bone ' s shape and position on the behavior of structure is obtained
通過試驗考察了狗骨式連接平面鋼框架結構在循環荷載作用下的彈塑性性能;了解狗骨式連接對結構塑性鉸出現的順序以及結構破壞形態的影響;了解節點處與狗骨處應力發展狀況，探討狗骨削弱的形狀和削弱位置對節點性能的影響。In this thesis, first, reasons and factors for the stability of loose rock dams were summarized according to the field surveys and certain expert ' s experiences. then, researches on block stability problems were reviewed, and according to the relationship between grain size and incipient velocity, it is found that the block weight is in direct proportion to 6 - 9 power of incipient velocity, and 50 % increase of the velocity will result in about 40 times change of the block weight. after that, experiments were conducted in a flume, focusing on the relationship between incipient velocity and some main factors including block weight, water depth over the dam, cross - section size, block material and river bed material
本文首先根據散拋石壩損毀情況的現場調查資料，結合有關專家多年的整治經驗，總結出壩體的損毀原因及影響因素；對現有塊體穩定性的研究成果進行回顧和總結，並針對散拋石壩的直接損毀現象，結合山區河流的水流、地形特點，利用塊體粒徑與起動流速的關系，提出塊體穩定重量與起動流速高次方成正比的概念，流速50的增長可能導致塊體穩定重量接近40倍的變化；通過二維變坡水槽試驗，研究了壩體穩定的主要影響因素，包括塊體重量、壩頂水深、斷面尺寸、塊體材料（塊石和卵石兩種） 、護底等，結果表明對于山區河流，試圖僅僅通過增加壩體單個塊體重量或斷面尺寸來提高壩體穩定性效果甚微；最後，根據西部地區的自然、經濟、交通等條件，提出可以採用柔性混凝土鉸鏈體等一類整體性較好的護面層作為散拋石壩的防沖毀措施，以期取得良好的工程效果。To completely avoid producing elements jointed at their corner nodes and checkerboard patterns, which frequently occur when the topology optimization of plane continuum is studied, the theory of topology analysis of plane continuum in topology optimization process and the simple algorithm for programming are studied. according to algebraic topology theory, the boundary of elements and plane continuum are operated as a one - dimensional complex. by use of the adjacency vector in graph theory, the structural topology is described and the topological operation is achieved on a computer. by above, the structural topological feature in the evolutionary process is gained. these methods are effcient and reliable. under topology constraints, according to the results of stress analysis, by deleting elements and moving nodes at the boundary, more satisfactory results can be gained by using a few numbers of elements and iterations. to demonstrate the efficiency of these methods, solutions including some well - known classical problems are presented
避免目前平面連續體結構拓撲優化過程中經常出現的單元鉸接以及「棋盤格」等現象，研究了連續體結構拓撲優化過程的拓撲分析方法，以及在計算機上實現的簡便演算法.根據代數拓撲理論，單元及連續體的邊界作為1 -復形進行運算.利用圖論中的鄰接向量概念，在計算機上實現了結構的拓撲描述及拓撲運算，得到了結構在拓撲演化過程中的拓撲特性，方法簡單、可靠.在一定的拓撲約束下，根據應力分析結果，採用刪除單元、單元退化、移動節點等方法，可以用較少單元得到更為滿意的結果，提高計算效率.為演示方法的有效性，給出幾個包括常見經典問題的解答Contrasting with the sliding vane compressor and the rolling piston type rotary compressor, the character of the new structure and its working principle are introduced in detail. the facts that affect its working process have been analyzed. the kinetic process of the sliding vane and rotary cylinder are studied
文中通過對比轉缸鉸接滑片壓縮機與滑片壓縮機、滾動轉子壓縮機的在結構及工作過程上的相同與不同之處，詳細介紹了這種壓縮機結構方面的特點和工作原理，並分析了影響這種轉缸鉸接滑片壓縮機工作過程的各種因素。At last, with the program, 18 one - storey and one - span prestressed frames are simulated. some conclusions are reached with the taking into account the, secondary moment and types of load applying : ( 1 ) the in the beam affects the ductility of the section and rotary property of the plastic hinge. so total coefficient of the modulation of moment becomes less with the becoming bigger
最後，本文利用編制的非線性程序，模擬了18榀單層單跨預應力框架，重點研究截面相對受壓區高度、次彎矩、加載方式對塑性內力重分佈和彎矩調幅的影響，從中得出了以下主要的結論和規律： （ 1 ）框架梁相對受壓區高度在很大程度上反映了截面的延性，體現了塑性鉸的轉動能力，框架的總彎矩調幅系數隨著相對受壓區高度的增大而減小。However, as is evident from experimental observations, all beam - to - column connections used in current practice possess some stiffness that falls between the two extreme cases of fully rigid and ideally pinned
實驗結果已經證明，在荷載作用下，沒有一種連接是完全剛接或理想鉸接的。因為剛性連接具有一定的柔度，而鉸接節點具有一定的剛度。Taking into consideration, the hardening of material nonlinear, generic nonlinear, unprotected second beams as well as pin for beams and column, this paper makes finite element analysis of thermo - mechanical couple behavior for steel structure resistance fire
摘要對鋼結構火災下的熱機耦合響應進行了非線性有限元分析，考慮了幾何非線性和材料非線性，對次梁採用了不做防火保護以及梁和柱的節點用鉸接的方法來進行計算。Because of cold formed thin - walled light steel structure ' s special construction, if draws the mechanics model according to the rigid connection frame, that will be over - evaluated the bearing capacity of the structure ; and if draws mechanics model according to the pinned connection frame, when the foot also adopts this kind of structural form according to the frame connections, that will form organization, and the calculation will be unable to go on
由於冷彎薄壁輕鋼龍骨結構體系的特殊構造，如果按節點剛接的框架提取力學模型，將高估結構的承載能力；而如果按節點鉸接的排架提取力學模型，當柱腳也採用此種構造形式時，又會形成機構，使計算無法進行。Because of the merits of high structural stiffness, small motion inertia, high kinematic precision and so on, the parallel robot has obtained the more and more widespread application ; but the parallel robot has also the unsafe factors like kinematic singularity, link interference, joint restriction and so on. these will induce that the parallel robot mechanism is destroyed
並聯機器人由於具有結構剛度大、運動慣性小、輸出精度高等優點，近年來獲得了越來越廣泛的應用;但是並聯機器人也存在運動奇異性、連桿干涉、鉸鏈約束等不安全因素，這些會造成並聯機器人機構的破壞。Abstract : the paper introduces the hinge mount forming process, designsforming die structure, and analyzes the die working process and main designing points
文摘:介紹了鉸鏈座的成形工藝，設計了彎曲成形模的結構，分析了其模具工作過程和模具設計要點。Connection in steel structures is divided into three types by rotating rigid : rigid connection, semi - rigid connection and ideal pin connection
高層鋼結構框架中梁與柱連接節點，按其轉動約束剛度可分為三類：剛性節點，半剛性節點和鉸接節點。Theory that the sur - hinge - point is pivotal point provides theoretical basis for the filling to prevent the instability of the basic roof
鉸接結構的上鉸接點是巖層控制的關鍵點，這為現場實施充填以防止基本頂失穩的動力作用，提供了理論依據。The two kinds of joint connection half - rigidity characteristic about gabled frames are discussed. the criterion among rigid connection, zero rigidity connection, half rigidity connection is determined ; the joint ' s moment and rotation angle curve is analyzed ; the calculation method about joint initial rigidity is brought forward ; the ultimate moment ' s calculation formula is deduced ; the result calculated by the formulas is compared to one calculated by the norm ' s formulas
探討了門式剛架兩種端板節點連接的半剛性特性，確定了節點剛接、鉸接和半剛接劃分的標準；分析了節點受力時的彎矩轉角曲線關系；提出了節點的初始剛度的計算方法；提出了節點極限彎矩的計算公式，並與規范關于節點抗彎承載力計算的結果進行了比較。The first method is that the structure cannot bear any load because of too many plastic hinges. only using this method cannot accurately reflect the influence of semi - rigid connections on stability. before a plastic hinge is formed at the node with semi - rigid connections, the rotational displacement at this node has been too large
但僅有這一種判斷方法還不準確，也不能反映半剛性對穩定的影響，因為在半剛性結點處形成塑性鉸時其轉角位移需發生很大變化，事實上這是不可能的，因為在結點處形成塑性鉸之前，結構位移已經大大超過了規范允許值。In order to study basic roof ' s destruction movement that affects working face in horizontal section top coal caving in mining steep seams, this paper analyses tension of roof using elastic and thin board theory and concludes criterion of roof destruction based on long and narrow thin board
摘要為研究急斜煤層水平分段放頂煤開采過程中基本頂破壞活動對工作面的影響，根據急斜煤層基本頂具有傾斜狹長板的特點，運用彈性薄板理論對基本頂巖層進行了拉應力分析，得出了頂板破斷的判別準則，建立了基本頂初次破斷后形成的「鉸接結構」的力學模型。In order to study the basic roof ' s destruction movement that affects working face in horizontal section top coal caving in mining steep seams, this paper analyses tension of roof using elastic and thin board theory and obtains criterion of roof destruction based on long and narrow thin board
摘要為研究急斜煤層水平分段放頂煤開采過程中基本頂破壞活動對工作面的影響，根據急斜煤層基本頂具有傾斜狹長板的特點，運用彈性薄板理論對基本頂巖層進行了拉應力分析，得出了頂板破斷的判別準則，建立了基本頂初次破斷后形成的「鉸接結構」的力學模型。分享友人