振動工具 的英文怎麼說
中文拼音 [zhèndònggōngjù]
振動工具
英文
vibrating tool-
Introducing the theory and application of boundary element method on the sound radiation, giving the process of solving vibration noise radiation problem using boundary element analysis software ; presenting the coupling theory and the combination analysis of finite element method and boundary element method, and doing relevant analysis based on close drum shell ; programming the noise data simulation program using the numerical calculation software, simulating the acoustic and pressure data of a key point in the transient response acoustic field of the close drum shell, realizing the audibility of the noise, using the virtual reality tools to simulate the vibration noise of the drum shell ; combining the finite element method and boundary element method to analyze the vibration noise radiation of some gear box, and completing the whole simulation process of the vibration noise of the gear box
綜合介紹了邊界元法在聲輻射問題上的理論及應用;並給出了運用邊界元法分析軟體求解振動聲輻射問題的過程。闡述了有限元法和邊界元法的耦合理論及組合分析方法,並以封閉鼓形薄殼為分析對象進行了相應的分析。利用數字計算軟體編制了噪聲數據模擬程序,並模擬了通過組合方法分析封閉鼓形薄殼瞬態響應聲場而獲得一關鍵點的聲壓數據,實現聲音的可聽化,隨后通過虛擬現實工具實現了該情形下橢球殼振動噪聲的虛擬模擬。In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test
然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的參數:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、穩定及安個等優點。So this base isolation technique has profound prospects. unfortunately there exist definite difficulties in the calculation because of the nonlinear of the base friction force. now, both the equivalent damping method and the numerical calculatin of the vibration response of the base - isolated buildings are frequently used in the calculation of the seismic response of the base - isolated building. however both of them have certain drawbacks. in this paper, the response of the building with base - isolation system is derived by the method of fourier expansion for the friction force and the earthquake response. at the same time, the sliding vibration character of inertia of a single mass structure and the sliding vibration response of a muti - mass structure are discussed. the stable condition of the sliding base isolation system of a structure is given. in the end, two circes of base fixation and base sliding are analyzed by adopting ansys
本文利用對摩擦力和地震響應進行付氏級數展開的方法導出了基底具有摩擦隔震系統的地震反應。同時,文中從研究單質點結構的滑動振動慣性力入手,進而對多質點結構體系滑動振動反應進行探討,分別給出了結構滑動隔震的自身穩定條件。最後,本文利用ansys對基礎固定和基礎滑移隔震兩種工況進行了動力模擬模擬分析,進一步證實了基礎滑移隔規律。Hand - held portable power tools - measurement of vibrations at the handle - part 11 : fastener driving tools nailers iso 8662 - 11 : 1999 amd 1 : 2001 ; german version cen iso ts 8662 - 11 : 2004
便攜式手持動力工具.手柄振動測量.第11部分:接合件傳In this paper, the rotating machinery at high speed is studied. there are discussed about numerical calculating methods for non - linear dynamical system, the rotor system radial impact and rubbing dynamics behavior analysis having the nonlinear rigidity on the unsteady and non - linear oil film, the rotor system dynamics behavior analysis with bending - torsional - pendular coupling vibrations, application of wavelet, fractal and network in fault diagnosis. the main works in this paper are as follows : ( 1 )
本文以高速旋轉機械為主要研究對象,系統、深入地研究了非線性動力學系統的數值計算方法、具有非線性剛度的轉子系統在非穩態非線性油膜力作用下的徑向碰摩動力學行為、轉子彎扭擺耦合振動的動力學分析、小波和分形理論及人工神經網路在故障診斷中的應用問題。Compared with the mud on wall form hole technology, clash stake technology or vibration sink pipe technology used in complex foundation stake forming, it has advantages of no vibration, no pollution, and no noise. in addition, since the concrete pressed into the drill stem sent vibration free concrete to the pump, so it is eas y to ensure the quality of the stake body. compared with the mud on wall and dry work form hole technology, the side obstruction and end obstruction of screw drill press concrete stake have all been accordingly improved, the weight bearing is better, and the transmutation of the complex foundation is less
其中,螺旋鉆孔壓灌混凝土成樁技術自研製以來,已在多項復合地基工程中進行了應用,較好地解決了軟弱地層成孔困難的問題,適應地質條件范圍廣,成樁速度較快,工期短、工效高;與復合地基成樁時的泥漿護壁成孔工藝、振沖樁工藝或振動沉管工藝施工比較,具有無振動、無污染、無噪音的優點;另外,壓入鉆桿內的混凝土為泵送免振混凝土,因此樁體質量易於保證;與泥漿護壁和干作業成孔工藝相比,螺旋鉆孔壓灌混凝土成樁的側阻和端阻都有相應的提高,樁的承載性能較好,復合地基的變形較小。Based on the tuning technology of beiliu and lingshan timbals, and with the guidance of disk vibration formula, use the modern equipment to attune the new - casted majiang timbals then analyses their audio frequency. it proves the timbal, which is similar to bian - zhong ( chimes ), also can be attuned
以古代北流型和靈山型銅鼓的調音技術為基礎,圓板的振動公式為指導,利用現代工具對新鑄造的麻江型銅鼓進行調音和音頻分析,初步說明銅鼓與中原的編鐘相似,也是可以進行調音的Survey on the white finger of vibration instrument workers in zhangdian district
張店區振動工具作業者白指的調查The paper introduces the construction technique and quality control of the concrete ground container, the project uses the small machine - constructing method which vibrates beam and the vibrating spear unify, through example of key working procedure : the construction survey, the ground basic roller compaction, two ash zone constructions, the steel bar construction, the template construction, the concrete surface layer construction craft and the quality control, the small machine construction method prove to meet the project needs
摘要介紹了混凝土集裝箱堆場施工工藝與質量控制,工程採用振動梁和振動棒相結合的小型機械法施工,通過對關鍵工序如:施工測量、場區基層碾壓、二灰層施工、鋼筋施工、模板施工、混凝土面層的施工工藝與質量控制,表明小型機械法施工能滿足工程需要,工程完成後符合驗收標準,滿足了業主的使用要求,對于同類工程的施工具有借鑒意義。Hand - held motor - operated electric tools - safety - particular requirements for concrete vibrators
手持式電動工具的安全.混凝土振搗器的特殊要求Hand - held motor - operated electric tools - safety - part 2 - 12 : particular requirements for concrete vibrators
手持式電動工具.安全.第2 - 12部分:混凝土振搗器的特殊要求Safety of hand - held motor - operated electric tools - part 2 - 12 : particular requirements for concrete vibrators internal vibrators
手提式電動工具的安全.第2 - 12部分:混凝土振搗器的特殊要求Standard for safety for hand - held motor - operated electric tools - safety - part 2 - 12 : particular requirements for concrete vibrators
手持式電動工具的安全標準.安全.第2 - 12部分:混凝土振搗器的特殊要求Hand - held motor - operated electric tools - safety - part 2 - 12 : particular requirements for concrete vibrators iec 60745 - 2 - 12 : 2003 ; german version en 60745 - 2 - 12 : 2003
手持式電動工具.安全.第2 - 12部分:混凝土振搗器的特殊Hand - held portable power tools - measurement of vibrations at the handle - pavement breakers and hammers for construction work
手持便攜電動工具.手柄振動測量.施工用路面碎石機和汽錘Vibrating grouting method is a new way to treat weak foundation. the sand of foundation is made destructive by vibrating load at first, and as a result its strength is weakened in this destructive area. under the condition of high pressure, the grout is easier to be poured into the foundation
振動注漿是處理軟弱地基的一種新的施工方法,該方法首先通過振動機具的沖擊振動,在砂土地基內形成軟化區,然後利用注漿管將漿液壓入砂土中。Hand - held portable power tools - measurement of vibrations at the handle - chipping hammers and riveting hammers
手持便攜電動工具.手柄振動測量.鑿錘和鉚錘Safety of hand - held motor - operated electric tools - part 12 : particular requirements for concrete vibrators internal vibrators
手持式電動工具的安全第12部分:混凝土振動器Hand - held portable power tools - measurement of vibrations at the handle - part 5 : pavement breakers and hammers for construction work
便攜式手提電動工具.手柄振動的測量.第5部分:建築工程用路面破碎機和錘Hand - held portable power tools - measurement of vibrations at the handle - part 6 : impact drills iso 8662 - 6 : 1994 ; german version en iso 8662 - 6 : 1995
手提式便攜電動工具.手柄振動的測量.第6部分:沖擊鉆分享友人