減振震器 的英文怎麼說
中文拼音 [jiǎnzhènzhènqì]
減振震器
英文
vibration absorber-
Kelso s. p., henderson b. k. precision controlled actuation and vibration isolation utilizing magnetorheological ( mr ) fluid technology, aiaa 2001
關新春,歐進萍.磁流變減振驅動器的響應時間試驗與分析.地震工程與工程振動, 2002 , 22 ( 6 )On the basis of analyzing the working circumstance and prosperity of downhole drilling string of the surface dynamic rotating drilling vertical well, the force prosperity and failure forms of downhole drilling string are focused on. and further research has been done on the vibration damage of downhole drilling string as well as the construction and work prosperity of vibrating - proof hydraulic shocker absorber
本文在對地面動力旋轉鉆井直井井下鉆柱的工作環境和特性加以分析的基礎上,著重對鉆柱在井下的受力特性以及損壞形式進行了分析,並對鉆柱在井下的振動危害以及用於防止振動的水力加壓減震器的結構、工作特性等一些規律進行了深入的探索和研究。This machine is comprised of screen box, vibration source and damper, vibrating frame and screen box are connected with 4 - 12 group soft rubber damp - ers fixed up and down, and the centrifugal force is generated therein, the floating ampli - tude is controlled by the damper, by which, material realizes a process of throw and lami - nation filtration downward, and therefore reach - ing the optimized grading and screening ef - fect
本機由篩箱.振動源及減震器三大部分組成.振動機架與篩箱連接有4 - 12組軟橡膠減震器上下固定,產生離心力,由震器控制浮動振幅,使物料有一個向下拋震和向下分層過濾的過程,從而達到最佳分級過篩的效果Dipl. ing. eugen vom cleff gmbh offers offers on shaft seals, o rings and hydraulic packings. additionally also on radial shaft sealing rings and shaft seals
該企業為您提供阻尼器、減震器、消聲器、減擺器、扭轉振動減振器、汽船、調節風門、阻尼裝置、密封環和緩沖裝置以及棒料密閉和自緊油封的報價。The results of test and theoretical calculation indicate that the friction device does not slide under minute earthquake, thus the control effort of f - ved corresponds with ved, and the action of frd is the same as pure brace. when disastrous earthquake occurs, the viscoelastic material reaches its shear limits and the friction device begins to slide, so the control effort of f - ved is the best
試驗結果和理論計算結果表明,在多遇地震下摩擦機構不起滑,粘彈性-摩擦阻尼器的減振效果和純粘彈性阻尼器相當,而摩擦阻尼器的作用相當于純支撐;在罕遇地震下粘彈性材料達到剪切極限,摩擦機構起滑,故粘彈性-摩擦阻尼器的減振效果最好。Seal concept gmbh dichtungen halbzeuge is one of the reliable industrial companies in the range rod seals as well as gaskets, hydraulic packings and also rotary shaft seals
該企業為您提供阻尼器、減震器、消聲器、減擺器、扭轉振動減振器、汽船、調節風門、阻尼裝置、密封環和緩沖裝置以及棒料密閉和自緊油封的報價。The idea of passive control is to utilize additional facility within a structure to dissipate or absorb a large portion of the seismic energy, which has been applied to practical engineering extensively since its control devices - dampers are convenient and it does not need large energy supply and the structural system identification. now the main devices which have been developed in the passive control may be grouped into the following types : viscous, visco - elastic, metallic and frictional, and tuned mass damper ( tmd ) and tuned liquid damper ( tld )
被動控制通過附加阻尼裝置耗散或吸收大部分的地震動能量以達到減振的目的,由於其控制裝置簡單,不需要外界能源輸入和系統識別,容易在工程上實現並已得到廣泛的應用;目前被應用於結構被動控制的阻尼器主要有:粘滯型、粘彈型、摩擦型、調諧質量阻尼器( tmd )和調諧液體阻尼器( tld ) 。The experimental results on seismic simulator verify that the mr damper in the passive off mode provided the information on the minimum effectiveness of the damper if the external power was cut off, in which the seismic responsesof the tall building and podiun structure were reduced. when the mr damper worked in the six kinds of semi - active logic control methods, the seismic responses of the two building were further reduced compared with those when the mr damper worked in the passive off mode
地震模擬振動臺試驗結果表明: mr阻尼器的passiveoff方式是外部電源被切斷時的最低控制效果,能消除原結構地震反應的鞭梢效應,並使主樓和裙房的地震反應有一定的減少,六種半主動邏輯控制方法的減振效果比passiveoff方式更好,多mr阻尼器控制的效果優于單mr阻尼器。In this thesis, the dynamic models of a specific precise instrument in spacecraft are established and an active vibration isolation system based on piezoelectric intelligent structures is constructed. theoretical analysis and numerical simulation on this system has been carried out. piezoelectric intelligent structure is applied to civil engineering. the piezoelectric intelligent control devise is used for the control of translation - torsion coupling responses of multi - story frame structure suffered from earthquake
本文還將壓電智能結構主動隔振的理論和控制方法應用到土木工程領域,利用一類壓電材料控制器對平移-扭轉耦聯的框架結構進行了主動隔震,模擬結果顯示:結構各層的平移和扭轉均得到顯著減小,表明將智能結構系統用於結構地震反應主動控制中的可能性。Jgd flexible rubber joint is also called shock absorber, pipe shock proof box and soft joint etc., , work pressure, ., ,
Jgd型可曲撓橡膠接頭又稱作減振器管道減震器避震喉軟接頭等。Jdx reduced rubber joint is also called reduced shock absorber, pipe shock absorber, shock proof box, soft joint, flexible joint and high - pressure joint., : 93211315. x., ,
Jdx型異徑橡膠接頭,又稱作異徑減振器管道減震器避震喉軟接頭撓性接頭高壓接頭。Kdfflexible high - pressure rubber joint is also called shock absorber, pipe shock absorber, shock proof box, soft joint, flexible joint, high - pressure joint and flexible rubber joint
Kdf型可曲撓高壓合成橡膠接頭,又稱作減振器管道減震器避震喉軟接頭撓性接頭高壓接頭可曲撓合成橡膠接頭。Function and character : flexible rubber joint is also called shock absorber, pipe shock absorber, shock proof box and soft joint etc. it is a pipe joint of high - flexibility, high - gas tightness, resistance to medium and climate. it has such function as the following
可曲撓橡膠接頭又稱作減振器管道減震器避震喉軟接頭等,是一種高彈性高氣密性,耐介質性和耐氣候性的管道接頭,它的性能特點有:The first - order perturbation method correct for forcing decoupling method based on perturbation theory is put forward to decrease error ; iii. the complex modal method is introduced into analysis of non - classical damping systems to eliminate error of forcing decoupling method, and improve the complex modal response spectrum, which can apply to design of non - classical damping systems ; iv. for exerting the energy dissipation capability of each device, a two - step optimum method, whose controlling function is extremum expectation of interbedded displacement, is put forward to optimize the number and position of device ; v. the problem of iterative method applied to analyze energy dissipation systems is indicate, and give some primary advice based on pilot study
為改善上述缺點,本文進行了以下的研究工作:在忽略耗能器附加質量的基礎上,推導出適用於耗能減震結構的攝動法,減少振型分解法在迭代計算過程中的工作量,加快計算速度;針對運動方程的強行解耦所產生的誤差,根據攝動法原理,對其進行一階攝動修正;為消除強行解耦振型分解法用於非比例阻尼結構分析時產生的誤差,引入狀態空間對系統進行復模態分析,並改進了基於復模態理論的、適用於非比例阻尼結構設計的雙反應譜方法;對于耗能器的數量和位置優化進行了一些探討和研究。The main research is as follows : analyze and research the boundary constraint and the structure characteristic and segment the frame making use of the shell element, the pipe element etc. on the base of it the practical finite element model has been established ; analyze the mode of the frame by dint of the finite element model. and get the inherent frequency and the vibration mode of the frame. tentatively estimate the dynamic characteristic of the frame and analyze the inherent frequency that may be lead to the resonance
論文的主要研究工作如下:分析研究車架的邊界條件和結構特性,並用殼、管等單元對該車架進行離散,建立一種切實有效的車架有限元模型;對該車架的有限元模型進行模態分析,求得其的固有頻率和振型,並對車架的動態特性做出初步評估,分析可能引起車架振動的固有頻率;在模態分析基礎上,研究發動機輸出的簡諧力引起的車架位移響應(即諧響應分析) ,以考察摩托車車架各部位的振動情況並與模態分析對比,分析是否與該車架的固有頻率相耦合而導致共振;在深入研究車架的模態分析及諧響應分析、清晰地認識了摩托車車架動態特性的基礎上,分析並提出了採用橡膠減震器對車架進行隔振的減震方法。Tortional vibration damper
扭轉振動減震器( 3 ) the sma incorporated friction damper is applied to long - span canopy roof structures to investigate its vibration control performance. the control effectiveness is analyzed with inputting three - dimensional el - centro earthquake waves in small, medium and large seismic intensity. the results show that control performance of the sma incorporated friction damper is superior to that of both the friction damper and the sma damper
通過輸入三向el - centro地震波,分別研究了結構在小震、中震和大震情況下的減振性能,並與結構在純摩擦阻尼器、僅sma阻尼器的控制效果進行了對比分析,表明sma復合摩擦阻尼器具有卓越的耗能減振性能。Lin yang the group and adheres to the consistent idea, with the making for many years and experience of management, to rotating different characteristics that the equipment or the channel shake, offer a whole set of intact products and service to meet the demand of installing, such places as a series of products are applied to the factory, handling official business in the office building, hospital, hotels, sales field, advanced house extensively, providing the shock absorber part of air - conditioning equipment factory of ventilation together, the products are favored and definite deeply by the industry
琳揚團隊秉持一貫的理念,以多年的製作與管理經驗,針對轉動設備或管道震動的不同特性,提供一整套完整的產品與服務來滿足安裝需求,一系列產品廣泛應用於工廠、辦公寫字樓、醫院、賓館酒店、賣場、高級住宅等場所,並配套供應通風空調設備廠減振器部件,產品深受業界青睞與肯定。However, b ecause t he d isplacement o f v ibration t able u sed i n t he t est i s 1 imited t o 4cm, the results of the testing could prove only partially the damping effect for ground motions with significant short - period contents
由於振動臺振動位移的限制,振動臺試驗僅能進行短周期成分豐富的地震動試驗,不能全面地評價斷路器的抗震性能和鉛合金減震器的減震效果。Compared with other dampers, vdw has its specific advantages such as the full utilization of space, the provision of larger damping force, the convenience of installation, and the low cost of maintenance and so on. vdw not only can be applied in the earthquake - reduction design of new buildings, but also be used in the aseismatic retrofitting of existing buildings
與其它阻尼器相比,粘滯阻尼墻可充分利用墻體所提供的空間,產生足夠大的阻尼力;既適合新建工程的減振設計,又能用於現有結構的抗震加固,且安裝方便、維護成本低,是目前較為理想的阻尼消能元件。分享友人