虛數軸 的英文怎麼說
中文拼音 [xūshǔzhóu]
虛數軸
英文
axially of imaginery-
Theoretical analysis and simulation study on inward - emitting coaxial vircator
向內發射同軸虛陰極振蕩器理論分析與數值模擬The frequency and mode of the generated microwave are very pure. these results can provide a possible method for constructing a compact high - power microwave device. in addition, a virtual cathode oscillator with an axially extracted te11 mode based on the spark05 accelerator in our laboratory has also been investigated using the pic simulation code
基於spark05加速器電子束參數設計的軸向提取te11模虛陰極振蕩器,利用類似的設計思想,通過改變電壓的饋入方式和陰陽極結構,實現了中心陰極負脈沖電壓的激勵,同樣獲得了較好的粒子模擬優化結果。2. virtual technology in this section, firstly, introduce virtual instrument development and analyze the main principles in tractor testing projects ( including shaft mass, left - and - right side trigging forces, smoke density, noise and velocity ). secondly, propose a general design combined multifunction data acquisition devices ( daq ) with lab view diagram language
( 2 )虛擬儀器技術介紹了虛擬儀器的發展特點,分析了拖拉機主要的檢測項目(軸重、左右制動力、煙度、噪聲、速度)的檢測原理和手段,提出一套基於多功能數據採集卡daq和圖形化編程語言labview的虛擬儀器構建方案。With the computer controlling the output of the digital signals and the analog signals, controls and adjusts startup, stop, turn and rotational rapidity of the transducer - electromotor and the strength of brake actuator ; installs the torque sensor on dynamical axis, and installs the encoder on non - dynamical axis of the dimensional globoidal indexing cam mechanism ; utilizes the virtual instrument language labview development the test and control system, with the computer real - time monitoring, late displays and storages the data of the test, and processes the data and analyses it
利用計算機控制數字量輸出和模擬量輸出來達到控制和調節變頻電機啟停、轉向、轉速;控制制動器的啟停和加載力;在弧面分度凸輪的加載軸和空軸上安裝扭矩傳感器和編碼器;應用虛擬儀器語言labview開發試驗臺的測控軟體系統,用計算機進行實時監測與事後顯示與存儲,並進行信號處理與分析。First we consider the spectral properties of the operator corresponding to this system and obtain that all points on the imaginary axis except for zero belong to resolvent set of the operator, zero is an eigenvalue of the operator and its adjoint operator with geometric multiplicity one
先討論了對應于該系統的主運算元的譜特徵並且得到了在虛軸上除了0點外其它所有點都屬于該主運算元的豫解集, 0是該主運算元及其共軛運算元幾何重數為1的特徵值。An optimizing arithmetic for calculating the best - fit sphere is also proposed, the result shows better accuracy is reached comparing to " three points method ", from 107. 8umrms to 25. 66umrms. during interferometric optics test with null lens, " nonlinear errors " of the testing coordinates will be introduced. a method based on ray - tracing, nonlinear fitting and coordinate transferring is proposed to eliminate these errors
在ccos控制模型及理論計算方面,提出了一種適用於高次離軸非球面最接近球面計算的優化演算法,經計算,某矩形離軸非球面最接近球面半徑的求解精度較傳統的「三點法」有了較大的提高,理論加工余量由原來的107 . 8umrms降低到25 . 66umrms ;提出一種基於磨頭與工件的相對位移量的控制模型,並且開發了阻尼卷積迭代演算法,引入「虛擬加工」的概念進行迭代求解和參數評價。This paper analyzes and discusses the problems involving the design of the electronic control ( ec ) and numerical control ( nc ) systems for a new type nc grinder - machine used to grind planar quadratic and annular enveloping worms based on novel four - axis - interpolation, in which a central fabricating method is introduced
摘要本文作者設計了新型四聯動平面二次包絡蝸桿數控磨床的數控及電控系統,該磨床採用虛擬中心的方法,通過兩正交軸的圓插補及磨頭基座的自轉實現了傳統蝸桿加工磨床上的砂輪工作面的平面回轉運動,克服了傳統加工蝸桿工作層面多,結構復雜,加工精度、效率低等缺點。Finally, the machining simulation with nc machining codes generated is taken in the virtual machining environment and cutter model of five - axis nc machining cutter in the vericut machining simulation soft. the results are compared and analyzed deeply
最後,本文應用vericut加工模擬軟體,建立了五軸數控機床的虛擬加工環境及刀具模型,對已生成的數控代碼進行加工模擬,並對模擬結果進行了詳細的比較和分析。Applying the key technique of concurrent engineering - design for function ( dff ), design for assembly ( dfa ) and design for manufacture ( dfm ) of the method of design for " x ", the virtual design of the torque converter is accomplished in catia v5. then the model constitution and the simulation of virtual process of the torque converter is done in catia v5, including the model constitution and the simulation of 5 - aixe nc virtual process of the vane, the model constitution ( material : pvc ) of the idler pulley rapid prototyping ( rp ) and the virtual assembly and the motion simulation of the torque converter, etc. 3 - d data exchange between various cad systems is realized by using step standard. the lever of classing the character model of the torque converter is given
應用并行工程的關鍵技術之一? ?面向產品全生命周期的設計dfx中面向功能的設計dff 、面向裝配的設計dfa和面向製造的設計dfm的方法,在catiav5中完成液力變矩器虛擬設計;在catiav5中對液力變矩器進行虛擬加工建模和模擬,包括液力變矩器導輪葉片五軸數控加工刀軌建模與模擬、導輪快速成型rp建模( pvc材料) 、液力變矩器虛擬裝配和運動模擬等;採用step標準實現多cad系統之間三維數據交換,提出液力變矩器特徵模型的分級標準並對三維模型數據進行分級管理,制定相應的權限等級以規范合作廠家的產品數據管理層次。Parallel machine tools ( pmts ), also know as virtual axis machine tools ( vamts ), are a new kinds of machine tools which came into being since 1990 ' s
並聯機床即虛擬軸機床,是二十世紀90年代中期問世的新型數控機床,是機器人技術與機床相結合的產物。Parallel machine tools ( pmts ), which came forth in the middle of l990s, are also called virtual axis machine tools ( vamts ). pmt is an application of spatial multi - loop parallel machanism in the field of nc machine tool, is an combination otheome of mechanism theory robotic technology and numerical control technology, the prototype of pmts is parallel robotic manipulators
並聯機床( parallelmachinetool )又稱為虛擬軸機床( virtualaxismachinetool ) ,是90年代中期問世的數控機床新結構,是機構學理論、機器人技術與數控技術結合的產物,其原型是並聯機器人操作機。A virtual cathode oscillator with axially extracted te10 mode of rectangular waveguide has been designed and manufactured. the measurement system which is used to diagnose microwaves emitted by the virtual cathode oscillator has been prepared
對基於tomachan加速器參數的軸向提取矩形波導te10模虛陰極進行了工程設計和加工,並對測量系統進行標定,為下一步的實驗研究工作打下了基礎。A virtual cathode oscillator with an axially extracted te10 or te11 mode based on the tomachan accelerator in our laboratory is investigated using the pic simulation code. the tomachan accelerator can run with an electron beam of 400kev and 8. 9ka
基於tomachan加速器電子束參數設計的軸向提取te10 / te11模虛陰極振蕩器,不需要改變束-波作用區結構,只需通過更換提取波導,即可實現te10 / te11模式微波的軸向提取。The system is composed of inverse - fourier - transform system, optic fiber sensor and high sensitivity ccd. its software system of signal acquisition and data processing used the platform of virtual instrument labview. we tested system stability and investigated latex particle size from 32nm to 123nm, several phenomenon below have been found : ( 1 ) the experiment result is consistent with the theoretical arithmetic result of the relation between particle size and normalization light scattering energy at the position of 7 ? and 35 ? angle
組建了包括反傅立葉變換系統、光纖傳感器以及高靈敏度ccd的大角度側向光散射信號探測系統,設計了基於虛擬儀器labview平臺的信號採集和數據處理軟體,對系統穩定性和顆粒尺寸從32納米- 123納米的微乳液顆粒球進行了測試研究,發現以下現象: ( 1 )在與光軸成7和35夾角的位置,歸一化的散射光能量與粒徑大小關系的實驗結果跟理論分析規律完全一致。Virtual manufacturing models for 2 - axis nc machining of ball - end milling cutters
二軸聯動數控加工球頭銑刀的虛擬製造模型分享友人