等離子工程 的英文怎麼說
中文拼音 [děnglízigōngchéng]
等離子工程
英文
plasma engineering- 等 : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 工 : Ⅰ名詞1 (工人和工人階級) worker; workman; the working class 2 (工作; 生產勞動) work; labour 3 ...
- 程 : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
- 離子 : [物理學] ion
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According to the characteristic of cnc plasma cutting machine it could improve the process quality of cutting piece in effect for choosing proper technics, for example, cutting section point, aspect, sequence, speed etal during the period of processing, and elaborating towards the distortion control of single side piece, slightness piece, profiled piece and particularity piece at the same time
根據數控等離子切割機的特點,在加工過程中正確選擇切割的起點、切割方向、切割順序、切割速度等工藝,可以有效提高切割件的加工質量,同時對單邊工件、細長件、異型件以及特殊件的變形控制進行了詳細地闡述。Chapter 4 : there are a summary of two methods used in this thesis, together with the further work, a introduction of vlasov equation and its moment equations, i. e., the continuity equation, the force equation and the pressure equation, and the ionization and recombination associated with the laser propagation in media
第四章:本章主要是在總結了兩種方法的基礎上提出進一步可以做的工作,介紹了等離子體動力論中的vlasov方程及它的三個矩方程(連續性方程、力方程和壓強方程) ,以及強激光在介質中傳輸涉及到的電離和復合機制。In the hipib film deposition, high purity graphite was employed as target. relations between process parameters and the microstructure, as well as different physical properties of diamond - like carbon ( dlc ) film deposited by hipib ablated plasma were studied by adjusting the distance between target and substrate, which affects the intensity and ion energy of hipib ablated plasma, and the temperature of substrate in the film deposition processes. the mechanism of film deposition by hipib ablated plasma was explored also
在薄膜沉積方面,利用高純石墨作靶材,調整薄膜沉積過程中的靶基距(燒蝕等離子體密度、離子能量)和基片溫度,研究實驗工藝對hipib燒蝕等離子體方法制備的dlc薄膜的微觀結構和宏觀物理性能的影響,探討了hipib燒蝕等離子體沉積dlc薄膜的成膜機理。Because that complex phenomena in pegs involve kinetic effects of plasma and cathode emitted electrons, and evolution of electromagnetic fields, particle - in - cell ( pic ) code is chosen as study tool, and a two and half dimensional cylindrical fully electromagnetic pic code cylinder2 - 1 / 2d, which is suitable for simulating the operation of the pegs, has been established
考慮到peos物理現象涉及到等離子體和陰極發射電子的動力學行為以及空間電磁場的復雜變化,我們採用粒子模擬方法作為研究工具,研製了適用於peos物理問題模擬研究的二維柱坐標全電磁粒子模擬程序cylinder2 - 1 2d 。Under the leadship of chinese academy of sciences, we have researched the plasma physics and engineering parameters of the fds ( fusion - driven subcritical system )
本工作在中科院知識創新工程框架下,研究了聚變驅動次臨界系統( fds - )的堆芯等離子體相關物理及工程問題。The physical characteristic of forming plasma within resonant cavity was revealed, i. e. the forming mechanism is a switching process from the ionization caused by strong electric field at the initial stage of mpt ' s start to another ionization caused by joule ' s heat at the stage of mpt ' s steady work. the main influencing factors of mpt ' s steady work were studied. anther pointed out the matching between pressure in resonant cavity and microwave power is the determinant factor to the plasma whether stabilization or extinguishing
分析了mpt諧振腔內微波能量的轉換過程,揭示了其內等離子體的形成是由mpt啟動初期的強電場電離形成放電區過渡到穩定工作期的熱電離形成穩態等離子體區這一物理本質;研究了影響mpt穩定工作的主要因素,指出微波有效功率與諧振腔內氣體壓強的匹配是維持等離子體穩定、避免等離子體消失、放電區熄滅的關鍵因素。Using its two characteristics - fully automatic and rapid, this system can accomplish simultaneous, rapid, stable and repeatable matching with the load impedance, especially the dynamic load impedance ( eg : plasma load ). at the same time, it maintains the reflection coefficient at the desired value ( eg : 1. 2 ) to assure that the microwave transmission is at its best
此系統可利用它全自動化和快速的特點,實時的為負載尤其是動態負載(比如:等離子體負載)提供快速,穩定,可重復的匹配,自動將反射系數保持到工程理想值,從而實現微波功率的最佳傳輸。Baseing on the request of low coercivity and high squareness in application, we had confirmed the main formulation of the lizn ferrite ; during the study of the conventional ceramic process, with the main formula foundation, we mainly studied the influence of ti4 +, co3 + on lowering coercivity and bi2o3, v2o5 on lowering sinter temperature. the results showed bi2o3 good characteristic on lowering sinter temperature and the sample which mixed with 1 % bi2o3 could reduce 40 % coercivity through slowing heating rate and extending the holding time
在氧化物陶瓷工藝技術研究中,按實際應用中低矯頑力、高矩形比的要求,確定了lizn鐵氧體的主配方,在主配方基礎上進行了ti4 + 、 co3 +等離子對降低矯頑力的研究以及添加bi2o3 、 v2o5助熔劑對降低燒結溫度的研究,發現bi2o3具有優良的降低燒結溫度的特性,在添加bi2o3樣品燒結過程中,降低升溫速率,延長保溫時間可以降低40 %左右的矯頑力。One can receive individual offers fast around construction of special purpose machines, welding fillers and at the same time on plasma surface technique, plasma devices and dismantling machine tools and beyond that also on other by mail from plasmatechnik colling gmbh co kg
N gmbh作為一家靈活的、有經驗的產品供應商為您提供高質量的等離子表面處理技術,冶金,表面處理技術,工程師工作室,計時工資生產,其它服務。The results of simulations are : i ) energies of the incident ions to the target are determined mainly by the voltage across the cathode sheath, with a majority of ions " energy vary around the sheath voltage ; ions nearly normally bombard the target ; ions mainly locate above the sputtering holes because of the influence of the magnetic field, and the incident ions mainly come from the region ; the ions undergo several collisions during transportation, but that do n ' t matter much
主要模擬結果有: ? )入射離子到達靶面時的能量主要受到了射頻輝光放電中陰極殼層西北工業大學碩士學位論文李陽平電壓的影響,大部分離子的入射能量在陰極殼層電壓值附近,離子濺射時接近於垂直入射;射頻輝光放電受到陰極磁場的影響,等離子體中的離子主要集中在靶面濺射坑的上方,且入射離子主要來自這個區域;入射離子在輸運過程中和背景氣體分子有少量的碰撞,但影響不太大。The maximum temperature rise of these coils is also estimated from the thermo - hydraulic condition of the magnet operation
並根據磁體運行的熱工水力條件估算出極向場線圈在等離子體放電過程中的最高溫升。With the rapid development of computational fluid dynamics and combustion theory, applying the computer to numerically simulate the complicated processes in the plasma ignition is possible. using numerical simulation can estimate the parameters which are not essay to measure and not doing so many experiments can improve its reliability and reduce the cost. so numerical simulation is a new pattern way to study the inner mechanism of the plasma ignition
隨著計算流體力學和燃燒理論的發展及計算機的廣泛應用,用數值模擬等離子點火器內部燃燒系統流動、傳熱、傳質、化學反應等復雜的過程已成為可能。應用數值模擬的方法可以對實驗難以測量的量進行預估,而不需要大量的試驗,應用數值模擬的方法來解決等離子點火器燃燒性能的分析和工程設計,有利於提高工作的可靠性和經濟性。Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system
該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。Application and economic analysis of plasma pulverized coal ignition burner
等離子點火燃燒裝置的工程應用及效益分析He discussed the disadvantages of primary aluminum production including big energy consumption, polluting gases emission and production of residue. then he introduced the rotary plasma furnace, its recycling process, the utilization of the residual dross, improvement in metal recovery efficiency, and the progress of the experiment
他指出傳統方式下鋁的生產耗能高,工藝產生大量需要填埋的固體殘渣,回收過程中產生的鹽蒸氣還會造成膨脹和腐蝕問題,介紹了ipt研製的等離子熱鋁循環爐工藝,其試點情況和適用范圍。With the fdtd method to solve the maxwell equations, with the finite - volume method to solve the n - s equations and with the single temperature local thermal equilibrium to solve plasma, first time to adopt the method of all numerical simulation, the coupling flow field of microwave plasma within resonant cavity of mpt was analyzed. for tm011 model and tem model, the matching relation between various parameters and its influence on the coupling flow field of microwave plasma within resonant cavity of mpt was studied separately. the reasonable selection of miniaturization design parameters was pointed out in the numerical simulation to be used in mpt miniaturization, i. e. throat, gas flux and microwave power should be smaller suitable after miniaturization
採用fdtd法求解maxwell方程、有限體積法求解n - s方程、單溫度局域熱平衡模型求解等離子體參數,首次用全數值方法對mpt諧振腔進行了微波等離子體耦合流場的數值模擬,分別分析了tm _ ( 011 )和tem兩種模式各自的參數匹配關系及其對微波等離子體流場的影響;應用於小型化mpt時,指出了小型化設計參數的合理選取,即:小型化后的mpt ,喉徑小、工質流量小,消耗的微波功率也小。In this paper, the ceramic coatings were prepared in situ on ti - 6al - 4v alloy by micro - plasma oxidation ( mpo ). the phase composition, microstructure and corrosion resistance of the ceramic coatings were studied in detail and the technology of corrosion resistant coatings was optimized. the dissolution of the substrate and the changes of the elements in the electrolyte during the mpo process were studied to discuss the growing characters and the structure of the ceramic coatings
本文通過微等離子體氧化( mpo )方法在ti - 6al - 4v鈦合金表面原位生長陶瓷膜,系統地研究陶瓷膜的相組成、微觀結構及膜層耐腐蝕性能,並優化耐蝕性陶瓷膜層制備工藝;分析基體在mpo過程中的溶解現象和電解液中離子濃度變化特點,探討電極表面陶瓷膜層生長規律和結構特點;研究膜層的等效電路、膜層結構與耐腐蝕性能的關系,並對優化工藝條件下制備的陶瓷膜層進行進一步的耐腐蝕性能測試和耐腐蝕機制研究。The center of ion beam bioengineering in the assip is the first laboratory that dedicated to the study of the microbeam facility
中科院等離子體所離子束生物工程研究室是國內第一家開展此項研究的單位。現在,本研究室的單粒子束裝置以進入緊張的組裝、調試階段。This article reviewed the forming process of pulse corona plasma desulfurization, denitrogenation and dust removal, analyzed the theory, introduced the working flow chart briefly, pointed out the main problem and key technology being researched
該文對脈沖電暈等離子體脫硫脫氮與除塵技術的形成過程進行了回顧,對其理論作了分析,並簡介了工藝流程,還指出了目前存在的主要問題和需研究的關鍵技術。His main research field is electronics, electromagnetic field theory and microwave technology. his current research interests mainly include high power microwave engineering and experimental research of plasma physics
主要研究領域:電子學、電磁場理論和微波技術。近期主要從事于大功率微波工程和等離子體物理實驗研究。分享友人