束流發射度 的英文怎麼說
中文拼音 [shùliúfāshèdù]
束流發射度
英文
beam emittance-
Beam emittance measurement with modified three gradient method
用修正三梯度法測量束流發射度Simulation on the a - magnet of 30mev linac is also done with the gpt code ; the movement picture of electron beam in a - magnet is presented ; the change of beams emittance, the compression effect of bunch length, change of energy dissipation and achromatic angle of true a - magnet are explored. this chapter mainly introduces some characteristics and properties of the main accelerate stage in 30mev linac system
利用gpt程序對30mevlinac中的-磁鐵進行了動力學模擬,給出了電子束在-磁鐵中的運動圖像,研究了注入器輸出束流經過-磁鐵后束流發射度的變化、束團長度的壓縮效應、能散度的變化以及-磁鐵實際的消色散入射角。Numeric simulation is done based on 30mev linac structure and the corresponding parts " parameters. the simulate result shows that the design of beam line is reasonable. the beam properties change very small when the drifting distance before the first acceleration stage is changed in the certain ranges
根據30mevlinac結構和元件參數進行了整體的數值模擬,模擬結果表明: 30mevlinac中各個加速段的結構與性能較好,輸出束流的發射度和能散度都較小,束線的設計也較合理。In the primary experimental study, the microwave power, the microwave frequency, and the mode are measured, hie relations among the microwave radiation, the intensity of the magnetic field, the position of the magnetic coil, the amplitude of the beam current, and the a - k gap are investigated
在初步的微波實驗中,測試了微波的功率、頻率和模式,測試了磁場強度和線圈位置對微波輻射輸出的影響,測試了束流大小和陰陽極間距對微波輻射輸出的影響。實驗結果發現微波的功率和模式基本與模擬結果吻合,器件工作穩定,重復性良好。The bump height and secondary wall - impingement distance were discovered to play an important role in producing a secondary space jet, reducing the quantity of fuel stuck on the wall and forming lean mixture, and their suitable values being 1. 0 - 1. 5mm and 0 - 2. 0mm respectively
發現bump高度及二次撞壁距離對撞壁油束形成二次空間射流、減少壁面燃油堆積以及形成稀混合氣有重要作用,且發現bump的高度和二次撞壁距離分別為1 . 0 1 . 5mm和0 2 . 0mm比較合適。The effect of field strength, initial phase, bunch shape and charge on electron beam transverse emittance is also explored by numeric simulation method
利用數值模擬方法研究了加速場強、注入相位、束團大小、形狀、電荷等因素對束流橫向發射度產生的影響。The electromagnetism field of the accelerator cavity is analyzed, and the movement of electron in the cavity also analyzed. the vibration rule of transverse emittance is acquired when the electron beams move in the accelerator cavity, and the result complies with the numeric simulation
分析了rf - gun加速腔中的電磁場結構和電子運動規律,得到電子束在加速腔中運動時束流橫向發射度是振蕩變化的,與數值模擬結果吻合。When there is an angular rate input, the fluid will deflect by the effect of coriolis acceleration
當有角速度輸入時,射流束在哥氏力的作用下發生偏轉,偏轉的大小和方向取決于輸入角速度。The fundamental principle of this system is as follows. divide the incident beam into two beams, one of which passing through variable optical delay ( vod ), then combination of the two beams with the same amplitude and delay - superposition is sent to bi - photon detector and transformed into current signals, whose intensity is proportional to the intensity of bi - photon autocorrelation signals
本系統的主要原理是:把入射光分為兩束,讓其中一束光通過一個可調光纖延遲線,再把這兩束具有相同幅度並延時重合的光合路後送進雙光子探測器,該探測器同時吸收兩個光子發生雙光子效應從而產生電流信號,且其大小與雙光子自相關信號的強度成正比。The structure of field emission triode is first simulated by magic. the tip height, tip position, tip curvature, gate aperture, and gate voltage are changed, to observe the emission current and the electron congregation
本課題首先採用magic軟體對三極體結構的尖錐場發射陰極進行了模擬計算,分別改變尖錐高度,錐尖位置,尖錐曲率半徑,柵極孔徑及柵極電壓,觀察陽極收集電流及電子束的會聚情況。This article briefly explains the basic principle of coherent jet technology, and contrasts the characteristics of coherent jet with supersonic jet, accordingly the coherent jet technology has lower decay, longer jet distance and less absence of dimple etc, to form into a greater depth of penetration for any stand - off distance and ameliorate the effect of mixing round for liquid
摘要簡述了集束射流技術的基本情況,與傳統超音速射流的特性進行了對比,從而看出集束射流具有發散小、噴射距離遠和噴濺少等特點,可以形成較大的穿透深度,改善了對鋼液的攪拌效果。Moreover the paper makes forth of the hypothesis of optimizing the beam quality. through measuring the emittance, the facility can change the parameters of magnetic quadruple lenses to optimize the beam quality in real - time
同時提出了利用發射度測量裝置來監測束流品質進而改變磁四極透鏡相關參數以實現實時地對束線品質優化的設想。分享友人