earthquake mode 中文意思是什麼

The management work data of oil - field earthquake exploration and oil - well position, which has not only data of current space position, but also entitative attribute data describing, have great capacity, traditional cad graphics describing the data plus the model database managing mode ca n ' t already adapt the modem exploration with well geography information for management work demand, so it is necessary to realize the unique management of exploration and oil - field well space data and attribute data use advanced geography information system ( gis ) technique, this thesis is based on the excellence ' s table ' s top geography information system - the maplnfo software, using the second process technique, the digital relief map and tectonic map as the base map, the earthquake exploration database as the original data, established the gis of the exploration and oil - field well in the area of the liaohe oil - field, realize visualization management, it provides a reference thereunder for the earthquake exploration deplo ying the workload and proceeding the technique design, and completed lots of practical work

油田地震勘探與油井井位管理工作數據量大，既有空間位置數據，又具有實體的屬性描述數據，傳統的cad制圖+屬性數據庫管理模式已經不能適應現代勘探和井位管理工作的需要，採用先進的地理信息系統（ gis ）技術，實現勘探和油田井位空間數據和屬性數據的統一管理是必然的趨勢。本文以優秀的桌面地理信息系統mapinfo軟體為開發平臺，在此基礎上進行二次開發，以數字化地形圖、構造圖為載體，以地震勘探數據庫為數據源，建立了遼河油田范圍內的地震勘探和油田管理信息系統，實現了數據的可視化管理，為地震勘探部署工作量、進行技術設計，提供了圖形和數據的參考依據。並完成了很多實際工作。

Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型，對中國古代木結構中的典型構造如：柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究： （一）通過木柱石礎靜摩擦試驗，測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律； （二）通過單柱承載力試驗，測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量； （三）通過柱架低周反復荷載試驗，測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數； （四）通過斗?低周反復荷載試驗和受壓試驗，測定了古建築木構件與木構件間摩擦系數，斗?抗側移剛度，斗?恢復力特性及滯回曲線，斗?抗壓極限承載力及受力變形規律； （五）通過抬梁式殿堂間架模型振動臺試驗，測定了殿堂木構架結構自振周期，地震反應振形、阻尼特性及阻尼比；按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量，對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。

According to composition and structure feature of jinjiang landslide analysis, the author considers it was a enormous landslide with the characters about multi - period ( total four slides ) and overlaying, its mechanism of deformation failure attributed to a representative sliding - bending mode in the consequent slope, the stability calculation indicates that no matter what the whole landslide would not slide, while, as earthquake intensity reaching or exceeding vi, the first - period landslide which lies to the south of huangjiagou in the front slip mass and the fourth - period landslide which lies to the north of caojialiangzi in the back slip mass will slide

由金江滑坡的組成及結構特徵分析可知，邊坡為一多期次（四次滑動）兼具超覆特徵的巨型滑坡，其變形破壞機制屬順層邊坡中比較典型的滑移?彎曲型。穩定性計算表明，滑坡整體穩定性較好，僅在遭遇度及其以上地震作用的情況下，堆積體前部靠黃家溝以南的第一期滑坡及靠後部北側曹家梁子的第四期滑坡堆積體才會失穩；因素敏感性分析表明，滑坡穩定性對地震（尤以強震）最為敏感。

By calculating large quantity of examples, this text studies earthquake resistant behavior of tapered portal frame with pined bases and analyzes its natural frequency, natural period of vibration and vibration mode. by comparing interior forces of pillar top, beam end and span midpoint in two conditions that seismic action effect participates combination of forces and not when portal frame is n ' t changed, ensure conditions that combination of seismic action effect has controlling f unction during tapered portal frame design, and tapered portal frame demands anti - earthquake design

本文通過大量算例分析，研究柱腳鉸接楔形變截面門式剛架的抗震性能，並對其自振頻率、振型進行了分析；通過比較地震作用效應參與荷載組合與不參與荷載組合兩種情況下，樑柱截面尺寸不變時，柱上端、梁端、跨中截面處的內力大小，確定在什麼情況下地震作用效應組合起控製作用，變截面門式剛架需要進行抗震設計。

It is necessary to decide the reasonable mode number when we analyze earthquake action in construction design

建築結構在進行地震作用計算時，確定所需計入的振型數是必不可少的。

Then a simplified computational modal of damping isolation systems is established for a platform structure, and the relationships between the parameters of isolation layer and structural damping ratio, including their vibration - suppressed effect on the whole structure and the relative displacement of isolation layer are studied, and the simulation analysis under several representative load case of random wave force and earthquake affairs is performed. under random wave force, using complex mode theories, non - classically damp problems considering the interaction between the structure and wave, lying in deepwater, are studied. and the resolution solution of structural response are achieved. the results of calculating and analysing show that adding damping isolation to a jacket is an effective way to reduce vibration for offshore platforms

針對某一典型平臺結構，建立了海洋平臺結構阻尼隔振體系簡化計算模型，進行了波浪荷載工況和地震工況的數值模擬，研究了隔振參數與結構阻尼比的關系以及它們對結構整體和隔振層層間相對位移的控制效果，運用復模態理論研究了位於較深水位的固定式導管架海洋平臺在隨機波浪力作用下考慮結構與波浪相互作用時運動方程中非經典阻尼的解耦問題，獲得了結構響應的解析解。

It is shown by structural seismic response of four wavelets that littlewood - paley wavelet is not suitable for structural seismic response, because structural response is too small, meyer wavelet is a better wavelet for structural seismic response, for it ' s structural response is agreement with the finite element method, and also harmonic wavelet, structural response under earthquake is a little bigger than finite element method, structural response under odd exponent wavelet is also bigger than finite element method, this method is very simple by wavelet transform, wavelet transform method is different from old methods, one is with which not only knows the effects of earthquake wave detail frequency - band on structural response, but also considers earthquake wave ' s non - stationary of frequency and time - domain value, another is the second mode shape and higher mode shape response that do n ' t attenuate so fast

通過對這四種小波的結構地震反應分析研究說明： littlewood ? paley小波不適合於用來作結構地震反應分析，因為在littlewood ? paley小波下的結構地震反應太小，不符合實際情況；用meyer小波作結構地震反應分析比較合適，和有限元法的結果比較接近；也可以用諧波小波來作結構地震反應分析，只是在諧波小波下的結果略為偏大；單邊指數小波下的結構地震反應分析比有限元法稍大一點，它通過小波變換大大簡化了結構地震反應分析。用小波變換方法來進行結構地震反應分析和以往方法不同的是：它不僅可以知道地震波的具體頻率段對結構反應的影響，而且同時考慮了地震波的幅值非平穩性以及頻率非平穩性；另外與以前方法得到的結果有差異的是，第二振型及以後的高一點的振型的反應沒有以前的方法衰減得快。

In this paper, through the self oscillation analysis and the earthquake response analysis, the frequency, the oscillation mode, the transverse and vertical earthquake response of the different cable form projects and the relevant single - layer spherical latticed shell were compared, the effect of different cable form projects to the structural dynamical stability was obtained

本文對選定的三個布索方案進行了自振特性分析和地震響應分析，比較了各方案的頻率、振型以及橫向和豎向地震反應，並和相應單層球面網殼進行了對比，得到了布索圈數對結構動力性能的影響。

B 、 analyzing the vibration properties ( mode shape 、 frequency. etc ) of the structure. at first, for examining the influence of soil reaction to structure the analysis was made up of two parts that one is taking account of soil - structure reaction in analysis and the other is the opposition. next, when structure suffer different earthquake shaking the modes of structure is different due to unequal restraint of soil to structure movement

首先，為了考察土體結構的作用對結構的動力特性影響程度，分析了不考慮土體對結構作用和考慮土體對結構作用兩種情況下結構的模態；其次，在不同強度的地震作用下，土體對結構的約束作用大小不同，因此結構在不同強度地震荷載作用下具有不同模態。

Earthquake and wind ), because of the damping matrixes of the two structures " motion equations are both non - classical, the dynamic equation ca n ' t be decoupled by the traditional real - mode analysis ( the mode - superposition method ). though, in this thesis the complex - mode analysis is used to solve the stationary and non - stationary random earthquake response of structures and their analytic expressions are got. on the basis of these expressions, the optimal parameters of the two structures " isolation & seismic decrease equipment are analyzed

目前，基礎隔震結構、 「加層減震」 （ tmd減震）結構正逐步應用於工程實際，由於這兩種結構在動力荷載（如地震、風）作用下動力方程中的阻尼矩陣為非經典情形，傳統的實模態分析方法（振型分解法）不能使動力方程解耦，因此本文運用復模態分析方法求得了結構在平穩和非平穩隨機地震激勵下結構隨機地震響應的解析表達式，在此基礎上進行了基礎隔震和tmd減震裝置參數的優化分析。

Studies have show that designing both the beam and the panel zone to participate effectively in dissipating the earthquake input energy is the appropriate failure mode

研究結果表明，柱腹板與梁翼緣同時進入屈服來共同耗散地震能量是一種較理想的破壞模式，有利於節點延性的發揮。

Based on the characters of structure of the project, the structural style selection is given and analysis program of the latticed shell of double - layer hyperbolic pyramid cooling tower is programmed by the finite element theory and vb 6. 0 advanced programming language, which includes of 15 programs and directly aims at cooler tower and gives the forcing property by the computing program of the latticed shell of double - layer hyperbolic developed. analysis of static stress and temperature stress is given out by means of three dimens ions members finite element and numerical analysis, optimum design of member sections is given out by full stress, analysis of geometric nonlinear is given out by nonlinear finite element, analysis of earthquake stress is given out by the mode decomposition response - spectrum method, the latticed shell cooling tower compared with the reinforced concrete structure finally

該軟體包括15個程序，其針對性強，直接針對冷卻塔，對該結構進行了受力分析，具體分析包括：採用空間桿件有限元和數值分析方法對結構進行了靜力分析與溫度應力分析；採用滿應力法對應用於冷卻塔的桿件截面進行了優化設計；採用非線性有限元分析方法，並利用荷載增量法對該結構進行幾何非線性分析；採用振型分解反應譜法對網殼的自震特性及地震反應作了一定的研究；並且將具體工程的研究結果與鋼筋混凝土結構冷卻塔進行對比。

The thesis also studies the rule of space grid structure ' s internal force under the effect of earthquake by the mode - superposition in response spectrum

通過採用振型分解反應譜法求解結構的地震反應，研究了空間網格結構在地震作用下的內力分佈規律。

This mode of damage is essentially analyzed with a simple static approach by comparing post - earthquake residual strength of sand with initial stress due to gravity. the other involves limited, but often large, amount of deformation due to significant reduction in soil stiffness but without involving mechanism of failure in soil

一種為飽和砂土的強度的降低而導致的完全流動破壞；另一種為不涉及土體的破壞機理，但由於土體勁度的降低而產生有限的大變形，稱為循環活動性。

Under the horizontal earthquake action and wind force, aim at " the pure frame structure with rectangle columns ", " the pure frame structure with special - shaped columns ", " the frame - truss structure with special - shaped columns " and " frame - shear wall structure with special - shaped columns ", earthquake action analysis was done by the spacial finite element method through the changes structural parameter. analyzing systematically " structure vibration mode ", " vibration period ", " structure lateral rigidity ", " seismic action force ", " seismic response force ", " floor seismic shear force ", " lateral horizontal displacement of structure " and " members internal force ". results indicate : ( 1 ) based on equal area, the special - shaped columns replaced the rectangle columns, the structural lateral rigidity enlarges, the lateral displacement minishes obviously, the earthquake response increase slightly, the biggest increasing amount of frame columns axis - compress ratio is smaller than 0. 08. the whole aseismic performance of structure has improved ; ( 2 ) when the section ' s length and section ' s thickness ratio of special - shaped columns is smaller than 3. 6, the structure benefits to resist seismic action ; ( 3 ) the angle of horizontal seismic action with the whole coordinate is 0 degree, structure earthquake response is bigger, belonging to a control factor of structure aseismic design ; ( 4 ) the frame - truss structure with special - shaped columns and the " a " - brace has the biggest lateral rigidity ; ( 5 ) the frame - shear wall structure with special - shaped columns have bigger lateral rigidity and smaller displacement, members internal force enlarged just rightly, have much superiority of resisting seismic action ; ( 6 ) in the higher seismic fortification criterion region ( 8 degree of seismic fortification intensity ), aseismic disadvantageous building site ( iii type site ), adopting special - shaped columns structure system, should reduce possibly the building ' s self - weight in order to reduce the earthquake response ; ( 7 ) the response spectrum method of computing seismic response and the time - history analysis method have similar analysis result

西安理工大學碩士學位論文在水平地震作用下，並考慮風荷載組合，分別對「矩形柱純框架結構」 、 「異型柱純框架結構」 、 「異型柱框一析架結構」及「異型柱框-剪結構」等四種結構體系，通過改變結構參數，運用空間有限元方法，進行地震作用計算。系統地分析研究「結構振型」 、 「振動周期」 、 「結構側向剛度」 、 「結構地震反應力」 、 「樓層地震剪力」 、 「結構側向位移」 、 「層間位移角」 ，以及「構件內力」 。結果表明:在等面積原則下，異型柱代換矩形柱后，結構剛度增大，側向位移明顯減小，地震反應力略有增加，框架柱軸壓比最大增幅小於8 % ，結構整體抗震性能有所提高;當異型柱肢長肢厚比小於等於3 . 6時，結構有利於抗震;水平地震作用力與整體坐標夾角為0度時，結構地震作用效應較大，屬結構設計的控制因素之一;異型柱框一析架結構採用「人」字斜撐，側向剛度大於「八」字斜撐和「人一八」字混合斜撐;異型柱框一剪結構側向剛度大、位移小，構件內力增大適中，是一種抗震性能優越的結構體系:在抗震設防烈度較高地區（ 8度）和抗震不利的建築場地（ m類場地） ，採用異型柱結構體系時，應盡可能減輕結構自重，降低地震作用力;分別採用「振型分解反應譜」法和「時程分析」法進行地震作用計算，兩種方法所得結果基本一致。

In engineering project, no matter the vibratory and malfunction inspection of large water wheel generate electricity set and precise machine tool, or engineering project structure vibratory analysis and mode test, earthquake forecast and geologic reconnoitering, all need to use the ulf absolute vibratory transducer to scale and analyze the signal caused when running

在工程上，無論是大型水輪發電機組、精密機床的振動監測和故障診斷，還是工程結構振動分析和模態試驗、地震預報與地質勘探，均需要能夠檢測超低頻絕對振動信號的傳感器來測量分析它們運行過程中產生的超低頻振動信號。

This dissertation introduces the latest test and the research findings of the frame structure utilized in the central workshop of firepower power plan by engineering design. this paper introduces the seismic analysis method of vertical frame, horizontal framed bent plate structure and space structure seismic analysis in framed bent structure system. this paper analyzes and researches the design plan of the framed bent structure in the central workshop of fangsheng power plant, selects the most safety, economic and proper structure form according to the result of the analysis and research, mainly analyzes the vibration mode of framed bent structure, period and the structure earthquake response by computer program calculating

本文通過方盛電廠主廠房工程的設計，對火力電廠主廠房框排架結構最新的試驗及研究成果進行了介紹;對框排架結構體系中縱向框架抗震分析方法、橫向框排架平面結構及空間結構抗震分析方法進行了介紹;對方盛電廠主廠房框排架結構體系設計方案進行分析探討，並根據分析研究的結果，選擇最安全、經濟、適用的結構形式;通過計算機程序計算，著重分析框排架結構的振型、周期及結構的地震反應。

In this article, when considering effect of earthquake and under - ground water, the failure mode of gravity earth - retaining wall and the way of settling the limit of reliability are analyzed

摘要分析了在地震和地下水作用下重力式擋土墻的失效模式以及求擋土墻可靠度界限的方法。

Modern motion mode of these late quaternary active faults succeeds to activity character since neotectonic motion, bogurda mountain continues to thrust from south to north, and there occurred m ( subscript s ) 6. 0 earthquake on aug. 7, 1934, and m ( subscript s ) 6. 6 earthquake on nov. 13, 1965 on its northern verge

這些晚第四紀活斷裂現今活動方式繼承了新構造運動以來的活動特點，博格達山由南向北繼續推覆，在其北緣於1934年8月7日及1965年11月13日分別發生了6 . 0 、 6 . 6級地震。