驅氣行程 的英文怎麼說
中文拼音 [qūqìhángchéng]
驅氣行程
英文
expansion-scavenging stroke- 驅 : 動詞1. (趕) drive (a horse, car, etc. ) 2. (快跑) run quickly 3. (趕走) expel; disperse
- 氣 : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
- 行 : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
- 程 : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
- 行程 : 1 (路程) route or distance of travel; distance of run; length of travel; distance travelled; jo...
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The numerical simulation of axisymmetric two - dimensional shock tube is studied, which has a conical convergent section, and its driving gas is the hot product of hydrogen oxygen detonation. finite volume tvd scheme is adopted and the mesh is local orthogonal. the primitive equations are euler s equations of multi - component flow. the new method of eliminating numerical oscillation at the interface of two materials is extended to two dimensions. the mechanical character of this shock tube is analyzed
對由前向爆轟產生驅動氣體並具有局部錐形收縮截面的軸對稱激波管利用兩相常比熱完全氣體的歐拉方程組和有限體積tvd格式在局部正交的網格上進行了二維數值模擬。將消除兩種介質界面處數值振蕩的新方法成功地推廣到二維情況。分析了該激波管的力學特性。Handy 5 shape beveling edging machine is a new product with firenew design, it can be operate manually or automatically, using service system to control the working track, using air system to control the positioning of the wheels, . the structures of the working table is also a firenew design. the rigidity of the structures of this machine is very strong, it is easy to operate it. it is a big contribution for the glass deep processing machinery industry from our company
詳細說明:輕捷5型異行磨邊機輕捷5型異形機是本公司的全新意念設計的新產品。集自動化控制與手動操作於一體,採用伺附電機驅動工作行程,氣動控制磨頭定位,工作臺結構也是全新設計,本機整體結構剛性強,操作輕便快捷,是本公司對玻璃機械行業的一大貢獻。The subject of this thesis is to study ironless moving coil linear permanent magnet synchronous motor and the major works in this thesis are summarized as follows : 1 ) two analytical formulas are derived by concentrated current method and distributed current method to determine the magnetic field due to pm, based on the current model of pm. besides, two method ( magnetic charge method and solution by laplace equation method ) are also introduced with comparing their advantages and disadvantages. then the effects of the motor parameters on the flux distribution are discussed
本文對空芯動圈式直線同步電動機進行了深入細致的研究,內容包括: ( 1 )採用電流模型推導出兩種計算永磁磁極二維氣隙磁場的解析公式(集中電流法、分佈電流法) ,同時介紹了兩種永磁電機氣隙磁場計算方法(磁荷法,直接求解拉氏方程法) ,分析各種方法的優缺點,討論電機參數對氣隙磁密的影響; ( 2 )介紹了單層同心繞組的布置方式,根據安培定律推導出空芯動圈式直線永磁同步電動機的靜推力計算公式,分析靜態力?位移特性; ( 3 )建立空芯動圈式直線永磁同步電動機動態模擬模型,模擬不同驅動方式下電動機起動、穩態運行時電磁力、速度、位移的變化情況。The design undertaken mainly from the following aspects : 1, mechanism ddesign : included the base and the joints : 2, trasmission mechanism design : adopted a synchronous toothelike transmission bell ; 3, balance system design : adopted springs and a brake and a lay air cylinder ; 4, design parameter and verify alculation ; 5, established motion equation by d - h method ; 6, simulated the motion locus by matlab software ; 7 ^ mapping out the part drawing or asesembly drawing
本設計主要是從以下幾個方面入手: 1 、機構設計:包括底座和臂關節的設計; 2 、傳動機構設計:將驅動電機安裝在底座上,利用同步齒型帶、離合器傳遞手臂的動力;利用齒輪傳動帶動底座回轉; 3 、平衡系統設計:採用了彈簧平衡系統、電磁式制動器和單向延時氣缸; 4 、設計參數和校核計算; 5 、用d ? h法建立運動學方程; 6 、利用matlab軟體對手臂的運動空間進行模擬; 7 、利用autocad2000繪圖:包括零件圖和裝配圖。The four - door sedan, powered by a hydrogen fuel - cell stack, will have zero exhaust - pipe emissions and a range of 270 miles
此款四門轎車由一組氫燃料電池驅動,廢氣排放量為零,行駛里程可達270英里。Lewis relationship has been suggested to evaluate the surface mass transfer coefficient using the average surface convective transfer coefficient. in addition, a practical analytic technique for testing the surface mass transfer coefficient is proposed and the values of he surface mass transfer coefficient have been given for the particular desorption and absorption test and validated against lewis relationship results. indoor temperature and humidity evaluation equations of adobe buildings considering the moisture absorption and desorption by interior materials have been proposed based on the analysis of the indoor dynamic thermal and moisture process
通過理論解析和實驗測試定量地研究了生土建築圍護結構表面吸放濕效應,首次提出了以空氣濕度( kg / kg )為驅動勢差的圍護結構表面吸放濕量計算公式,該公式較適用於工程計算,從而為使建築濕環境研究成果逐步應用到建築工程實踐中奠定了理論基礎和提供了簡便演算法;通過對國內外關于表面質交換系數確定方法的研究成果的分析,提出用lewis關系計算生土建築圍護結構表面質交換系數;在實驗室環境下,對生土建築圍護結構表面質交換系數進行了測試方法研究,測試結果和利用lewis關系得到的數值較接近。The properties of cn thin films such as their morphology, component, crystal structure and the bonding structure and the relation between those properties and the gas - phase reaction parameters were discussed, showing that the deposition of p - c3n4 thin film is the compete result of various reaction processes in the dynamics balance conditions ; the process of cn films depo sition is diagnosed in situ through the optical emission spectra technique, the effects of experimental parameters on the concentration of the precursors and the gas - phase reactions in the plasma have been obtained ; the main reaction precursors for film deposition identified ; the relation between the characteristics of cn thin films and the reaction process in the plasma is analyzed. the cn thin films deposition under different substrate temperatures in high pressure pe - pld shows that the si atom of the substrate has participated the cn films growth process, based on this the growth mode of cn thin films on the si substrate is proposed. the further experiment of cn thin films deposition on si substrate scratched by diamond as well as covered with fe catalyzer has been attempted, which indicates that changing the dynamics conditions of the surface reaction can alter the growth characteristic of the cn thin films and can enhance obviously the films growth rate
採用pld技術進行了碳氮化合物薄膜沉積,得到了含氮量為21at的cn薄膜;研究了襯底溫度和反應氣體壓強對薄膜結構特性的影響,給出了cn薄膜中n含量較小、 sp ~ 3鍵合結構成分較少和薄膜中僅含有局域cn晶體的原因;引入脈沖輝光放電等離子體增強pld的氣相反應,給出了提高薄膜晶態sp ~ 3鍵合結構成分和薄膜的含n量可行性途徑;應用pe - cvd技術以ch _ 4 + n _ 2為反應氣體並引入輔助氣體h _ 2 ,得到了含n量為56at的晶態cn薄膜;探討了cn薄膜形貌、成分、晶體結構、價鍵狀態等特性及其與氣體壓強和放電電流的關系,證明了- c _ 3n _ 4薄膜沉積為滿足動力學平衡條件的各種反應過程的競爭結果;採用光學發射譜技術對cn薄膜生長過程進行了實時診斷,得到了實驗參量對等離子體中活性粒子相對濃度和氣相反應過程的影響規律,給出了cn薄膜沉積的主要反應前驅物,揭示了cn薄膜特性和等離子體內反應過程之間的聯系;採用高氣壓pe - pld技術研究了不同襯底溫度條件下cn化合物薄膜的結構特性,揭示了si原子對薄膜生長過程的影響,給出了si基表面碳氮薄膜的生長模式;在金剛石研磨和催化劑fe處理的si襯底上進行cn薄膜沉積,證明了通過控制材料表面動力學條件可以改變碳氮薄膜結構特性,並可顯著提高晶態碳氮材料的生長速率。Characteristics of structure : this machine adopts shaft type speed reducer drive which covers less space and can be conveniently repaired. upper supporting roller adopts clamping type fixu which can be conveniently installed. furthermore, it can well regulate deflection of conveying belt ; holdback is set for speed reducer with reliable performance to prevent back - slippign of the glusive belt ; dumper has three types : pneumatically actuated, electric and manual ; course of direction - change roller of the rail has three types : 300, 500 and 800
2結構特點:該機採用軸裝式減速器驅動,佔用空間尺寸小,安裝維修方便上托輥採用夾緊式固定,安裝方便調整輸送帶跑偏能力強,減速器內設逆止器,防止膠帶倒滑的性能可靠卸料器有氣動電動和手動三種驅動型式尾部改向滾筒張緊行程有300 500 800三種,用戶可接輸送距離的1100選取。The hydraulically actuating, electronically controlled variable valve actuator, the common rail hydraulical source and the electronic control unit have been designed and developed. the primary control strategies of the valve timing in different conditions have been discussed. the performance of the system has been researched deeply by experiments, from which, plenty of rules have been obtained, and the way to adjust valve timing, lift and duration has been put forward
研製了電控可變氣門系統的執行器? ?電控可變氣門驅動機構,設計了電控可變氣門系統的液壓驅動源? ?中壓共軌液壓源,開發了電控可變氣門系統的電子控制單元,實現了在不同工況下,氣門正時、氣門開啟持續期、氣門升程柔性的電子控制,並對不同工況下配氣正時的控制策略進行了初步探討。A lumped parameter model was developed for predicting the transient motion of mirrors, taking into account electrostatic and tensile forces and viscous air damping via squeeze film theory
考慮靜電驅動力、張力和空氣阻尼衰減對變形鏡回復過程的影響,建立一種復合參數模型來預測變形鏡的瞬態行為。Pneumo - hydraulic technology system drives and controls all kinds of mechanical equipments through the different combinations of pneumatic actuators with control valves etc., so as to realize automation for production process
氣動、液壓技術系統是通過氣動執行器與控制閥等的不同組合,來驅動和控制各種機械設備,從而實現生產過程的自動化。Because a hurricane draws much of its energy from heat released when water vapor over the ocean condenses into clouds and rain, the first researchers to dream of taming these unruly giants focused on trying to alter the condensation process using cloud - seeding techniques ? then the only practical way to try to affect weather
由於颶風大部份的能量,來自海面上水氣凝結成雲雨時釋放的潛熱,因此希望馴服這個頑強巨人的先驅研究人員,便專注于利用人造雨技術來改變凝結的過程,這也是當時要影響天氣現象唯一可行的方法。It performs a large amount of physical simulation experiment using the multi - function displacement equipment which is imported from american temco company and summarizes the effecting rule of the injected alternating slug size on the displacement efficiency during the alternating injection of gas and liquid. it uses orthogonal method to study the set and type of pre - slug and post - slug and their effect on the displacement efficiency of foam flooding and optimizes the main and sub - slug size so as to decrease the cost while keeping a high displacement efficiency
通過從美國temco公司引進的多功能驅替設備,所做的大量的物理模擬試驗,總結出了氣液交替注入時,注入交替段塞的大小對驅油效率的影響規律,利用正交設計法研究了前後段塞的設置與否及種類對泡沫復合驅驅油效率的影響程度,還對主次段塞的大小進行優化,在保證較高的驅油效率的前提下降低成本。Load - simulator is a device developed to test the performance of rudder control system in the lab by simulating and applying air moment the rudder suffering. high performance load - simulator is in urgent need for the examination of newly developed aircrafts and control techniques
負載模擬器是模擬飛行器等在飛行過程中舵面所受空氣動力矩的加載裝置,其功能是在實驗室條件下復現飛行器的舵面在空中所受的各種載荷,從而檢測其舵機驅動系統的技術性能指標。The paper put forward an aim to deposit n - doped titanium dioxide film on glass substrate by the atmospheric pressure chemical vapor deposition ( apcvd ) method. using ticl4 and oa as precursors, titanium dioxide thin films had been deposited by apcvd method. nitrogen had also been doped in the film when n2o gas was added as the dopant
在實驗室條件下以ticl _ 4和o _ 2為先驅體,採用常壓化學氣相沉積法( apcvd )制備得到具有一定光催化性和親水性的tio _ 2薄膜,並且以n _ 2o作為摻雜劑,對薄膜進行了n的摻雜,在一定程度上提高了薄膜可見光照射下的光催化性和親水性。The precursor obtained by reducing process has many lattice defects and is inferior in uniformity. hence we put it under the hydrothermal environment to improve its characteristic
將此前驅物用水熱法在還原氣氛下進行處理,並對這一工藝過程中的參數採用正交試驗法進行優化。Abb ' s scope of supply covers a broad range of electrical and automation technologies, including process modeling, process controls with human interface, drives and motors, and manufacturing execution systems ( mes ) to accurately track the processing of steel coils
Abb的供應范圍涵蓋廣泛的電氣和自動化技術,包括過程建模,帶機器界面的過程式控制制,驅動和電機,以及製造執行系統( mes ) ,以精確跟蹤鋼卷處理。Studied design and manufacturing process of electric switch cabinet. studied the shape characteristics of mechanical standard parts as well as the development methods of parts library. base on the above researches, the author brought forward the master design of electric switch cabinet cad system ; finished all modeling work of electric switch cabinet ’ s parts by using the basic principles of feature model and parameterized design ; designed and developed cad software ? electric switch cabinet cad system
在本課題中主要進行了如下研究工作:深入研究了ugnx的實體建模,主要包括實體建模、表達式和參數驅動;深入研究了ugnx二次開發的方法,主要包括:應用程序介面ug / openapi 、菜單腳本工具menuscript和對話框工具ug / openuistyler ;研究了ugnx二次開發的流程;研究了電氣開關櫃的設計、加工流程;研究了機械通用標準件的外形特徵,以及標準件庫的建立方法。分享友人