等行程發動機 的英文怎麼說

中文拼音 [děnghángchéngdòng]
等行程發動機 英文
square engine
  • : 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...
  • : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • : 名詞(頭發) hair
  • : machineengine
  • 行程 : 1 (路程) route or distance of travel; distance of run; length of travel; distance travelled; jo...
  1. The accidents of bird impact have caused huge loss to human being. it is important to establish the predicting system to definite the response of the blade for the improvement the strength of the blade on the design of the resistance of the blade under the bird strike

    減少此類事故生的措施之一是:針對易受鳥撞擊的主要部件,從理論與實踐方面研究鳥撞擊的理,對其進結構、強度及性能的計算與試驗分析,指導工設計,提高這些部件自身的抗鳥撞擊能力。
  2. Because of the great quantity, strong specialization, wide involved range of the knowledge of engine, this paper introduces the construction of the repository, reasoning machine, program interface and the knowledge acquirement of dmas wearing fault integrated diagnostician system, puts forward the method of storing and managing the fault diagnostic knowledge by database, carries out fault diagnostic with proper reasoning strategy, and discusses the realization of the system from the view of the theory and engineering. 3, the research on the remote fault diagnostic system

    2 、 dmas故障診斷專家系統的研究本文主要針對的知識具有數量大、專業性強、經驗成分多、涉及面廣特點,介紹了dmas磨損故障綜合診斷專家系統的知識庫、推理、人界面和知識獲取的實現,並提出把故障領域知識存入相應的數據庫,運用數據庫技術進管理,結合合適的推理策略進故障診斷,並從理論和具體方法上對系統的實現過了探討。
  3. Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine

    選擇了比例長孔式混合器控制空燃比;通過提高壓縮比來彌補力性的損失;以力性為主控目標,對最大功率點、最大扭矩點、中轉速、最低轉速點所對應的轉速做了點火特性的調節;通過空燃比的合理控制,直接改善力性、經濟和排放指標;作為對缸內燃燒過的理論分析,進了燃燒特性的實驗測試;對原汽油和新開的液化石油氣,進了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。
  4. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    將液體火箭燃燒室的冷卻通道設計為斜航線(傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學加工方式.針對這些特點,提出了五軸控制、四軸聯的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜,手工編制數控加工序難度大.為了解決數控加工序的編制問題,研究了斜航線的數學模型,開了自軟體系統.使用該系統,可以生成多種母線輪廓回轉體外表面上的斜航線數控加工序.燃燒室收斂-擴張段的母線斜率變化大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過應用,驗證了所開的斜航線冷卻通道加工方法的正確性和可性.這些加工技術的研製成功,對其他相似類型零件的加工亦具有參考意義
  5. The company main product includes : the oak school absorption of shock series, is hanging the hydraulic pressure series, the bushing, the engine support and so on ; is suitable the vehicle type : reynold, the big space, are beautiful, asia, populace austria enlightens, toyota, the valuable horse, ma zida, the nepali mulberry, ou bao, runs quickly, mitsubishi, the modern age and other ; the company produces the type many, productivity high, the quality is superior ; in order to guarantee the product quality, the large amount of money has introduced the world most advanced production equipment and the check - out facility ; and aimed at the company concrete condition to carry on large - scale technical, the craft, the equipment and the flow transformation, truly achieved take the customer demand as the center, carried on the fine profit production according to the customer request, entrusted with the customer by this to be stronger, the sustainable competitive advantage ; the company already has established the stable long - term cooperation relations with the overseas many enterprises and the dealer, the product sale network cover various countries, and unceasingly attracts the more and more many overseas customer

    公司主要產品有:橡校減震系列、懸掛液壓系列、襯套、支架;適用車型:雷諾、大宇、標致、起亞、大眾奧迪、豐田、寶馬、馬自達、尼桑、歐寶、奔馳、三菱、現代及其它;公司生產種類多,生產量高,品質優越;為了確保產品質量,巨資引進了世界最先進的生產設備和檢測設備;並針對公司具體狀況進了大規模的技術、工藝、設備和流改造,真正做到以客戶需求為中心,按照客戶的要求來進精益生產,以此來賦予客戶更強的、可持續的競爭優勢;公司現已跟國外多家企業及經銷商建立了穩固的長期合作關系,產品銷售網路覆蓋世界各國,並不斷吸引越來越多的海外客戶。
  6. Focusing on the performance evaluating and the design of tripropellant injector, adopting the cold test rig with background pressure supply, malvem particle analyzer, ccd photography system, tripropellant hot test - bed, numerical simulation software and auxiliary theoretical a nalysis, the d ischarge c haracteristic a s w ell a s a tomization p erformance o f the injector and the combustion performance as well as the mode - transition characteristic of thrust chamber are studied detailedly based on the 3 different structures of coaxial tripropellant injector, large numbers of important conclusions are gained

    本文圍繞三組元噴嘴的性能評定及設計方法。採用反壓冷試臺、馬爾文測粒儀、 ccd高速攝影系統、三組元熱態試驗臺、數值模擬序及輔助理論分析多種技術手段和研究方法,對三種結構的同軸式三組元噴嘴深入進了噴嘴流量特性和霧化特性、推力室燃燒性能和轉工況性能研究,得到了大量重要結果。
  7. The convective term is solved by ausm + ( a sequel to ausm which means " the advection upstream splitting method " ). the 7 species 8 steps model and 7 species 7 steps model of hydrogen / air is used in the hydrogen reacting flowfield, the 9 species 5 steps model of methane, the 10 species 10 steps model of ethane and the 10 species 13 steps model of kerosene are used in the hydrocarbon reacting flowfield, the results of the distributions of velocity, mach number, pressure, static temperature, total temperature, species mass fraction and the combustion efficiency are gained, and the numerical results of the pressure of hydrogen and methane are compared with those of the experiment

    計算中通量項採用ausm +通量分裂格式,氫反應流場採用氫/空氣的七組元八方模型和七組元七方模型,碳氫反應流場採用甲烷的九組元五方模型、乙烯的十組元十方模型和煤油的十組元十三方模型,得出了超燃燃燒室流場的速度、馬赫數、壓力、靜溫、總溫和組元質量分數分佈及燃燒效率性能參數,其中氫和甲烷的計算壓力分佈與實驗結果進了比較。
  8. The main achievements are as follows : 1 it ' s for the first time to extensively investigate effects of main combustion system parameters such as plunger diameter, plunger stroke, fuel delivery advanced angle, valve opening pressure of nozzle on performance of dme engine. the parameters are optimized

    取得的主要成果有: 1系統地研究了油泵柱塞直徑和、供油提前角、噴嘴啟噴壓力燃燒系統主要參數對二甲醚性能的影響,優化了這些參數。
  9. And based on these, the application of sequential quadratic programming ( sqp ) to the turbofan engine performance seeking control is investigated

    並在此基礎上,運用序列二次規劃法對渦扇的加、減速和加力加速過渡過尋優控制問題進了研究。
  10. For the research requirement of the high g - load mobile missile srm, the work process of solid rocket motor under lateral overload is investigated by the use of theoretical analysis and numerical simulation methods involving the calculation of internal ballistics, the simulation of flow field and the analysis of structural integrity

    本文以高速防空導彈固體研製需求為背景,採用理論分析和數值模擬方法,從內彈道計算、內流場模擬、結構完整性分析幾個方面對橫向過載作用下固體火箭工作過了研究。
  11. Redundancy design and module circuit design have been used, and completely think over the adaptability to environment, self - protection and heat release. the control software is compiled with asm language, the software includes the air - fuel ratio control program under different situations, monitor program and signal processing program

    根據的工作特性用匯編語言設計相應的綜合控制軟體,它包括、怠速、加速、減速、恆速和變速變負荷工況的空燃比控製序、串列和并通訊序、信號採集及數據處理序和控制量輸出序。
  12. According to flight dynamics, a particle model and an attitude model in launching coordinate system and in quasi missile body coordinate system are established, the influence imposed by constant wind, thrust bias of the motor and connection bias are analyzed

    應用飛力學理論,建立了射坐標系與準彈體系下助推段和分離過質點運和姿態力學模型,分析常風干擾、推力偏差和裝配誤差影響
  13. Engine operating conditions cold be changed quickly and are very bad sometimes, such as : from suddenly cranking to driving in winter, acceleration to sudden torque demand. in the light of zero emission vehicles, in order to achieve better hot efficiency, maximum power, higher safety and best emission, engine controls become more and more difficult. automotive engines are typical nonlinear, time - delay, time - varying parameter systems

    汽車使用環境變化大,使用條件有時非常惡劣,從寒冷的冬天突然啟進入駛狀態,駛過中的突然加速,急劇的扭矩變化,在這樣的條件下,為了使其熱效率、輸出功率、駛性、安全性和排氣清潔性處于最佳狀態,給汽車的控制帶來了極大的困難,特別是零排放汽車排放標準的提出,對控制提出了更高的要求。
  14. Therefore, more and more automobiles factories have attached importance to the vehicles experiments. the technique center of china first automobile group company carries on the vehicles experiments frequencely every year. so it has produced lot of experiment data and results

    車記錄儀記錄車輛在駛過中的時間,經緯度,車速,轉速信息,為整車試驗的管理提供了有效的支持。
  15. Based on widely assimilating the internal and overseas researches, the theory and methods of solid rocket motor ( srm ) thrust vector measurement and the automatic test technology are studied detailedly and comprehensively by means of theoretical analysis, engineering implement and experimental validation. the results attained are as follows

    論文在廣泛吸收國內外研究成果的基礎上,藉助理論分析、工實現和試驗驗證手段,對火箭地面試驗中的推力矢量測量理論與方法以及自測試技術進了系統深入的研究,取得了一系列研究成果。
  16. The information includes four types : six analog signals, such as oil quantity, voltage, oil pressure, water temperature, inside and outside temperature ; switching signals, such as the door, window, etc. ; impulse signals, such as car speed, and the rotate speed of engine

    研究了汽車在駛過中各狀態參量的數據採集。主要包括四類:油量、油壓、電壓、水溫、車內溫度和車外溫度6路模擬量,全部車燈的故障檢測量,車門、車燈、空調開關車上常用開關量,車速、轉速
  17. In this thesis the theory and method of intelligent fault diagnosis for a large turbo - pump fed liquid - propellant rocket engine ( lre ) is innovatively proposed and developed, based on the hybrid reasoning strategy and the hybrid knowledge models including mathematical model, logic model, graphic model and qualitative model. the theory and method are constructed in the way of intelligent modeling technique and creative application of knowledge engineering, and focus on the difficult problems and critical techniques such as the unified treatment of lre knowledge ( experience, facts, rules, graph, system structure, behavior, model knowledge and measured data ), the integration and translation of qualitative and quantitative knowledge, and the knowledge - based intelligent fault diagnosis reasoning methods. firstly, besides the correlation of different knowledge, the concept and the types of lre diagnosis knowledge are systematically described

    本文以某大型泵壓式液體火箭為研究對象,以智能建模技術和知識工的創造性應用為主要技術手段,圍繞著知識(經驗、事實、規則、圖形、結構、為、模型知識與測量數據信息)的統一處理技術、定性定量知識的集成與轉化和基於知識的智能故障診斷推理關鍵技術和難點,創新地研究展了基於混合知識模型(數學模型、邏輯模型、圖形模型及定性模型)和混合推理策略的智能故障診斷理論和方法。
  18. The factors that have effect on the car ' s emission such as cleaning inside engine, size of three - way catalytic converter and leakage of exhaust system etc have been tested and analyzed, and some related parameters are determined. in order to ensure that the emission meets the requirements of the euro ii standard at one time, to pass the examination of 80000km durability, and to achieve excellent performance indicator while assuring the emission requirements, the design of intake manifold and camshaft profile is optimized, the test of engine performance and car ' s emission and environment performance have been conducted. through comparison by test, it is shown that the carburetor engine after retrofitting to electronic fuel injection engine has achieved good level in terms of emission and performance, and has been upgraded to the same level as the engine of japan mitsubishi and suzuki

    為了滿足國家環保法規不斷提高的要求,本文對化油器式改造成電控燃油噴射式了研究與開;確定了工方案和開目標;對內凈化、三元催化器體積、排氣系統漏氣對整車排放的影響進了試驗和分析,確定了相關參數;為了確保對整車排放的影響進了試驗和分析,確定了相關參數;為了確保排放一次通過歐標準,並完成8萬公里耐久性考核,在確保排放的同時達到良好的性能指標,對進氣歧管、凸輪軸型面的設計進了優化;並進性能測試,整車排入測試和環境性能測試。
  19. On the foundation of sufficiency study with the internal and external literatures correlate with the problem, the numerical simulation models of the passenger car, including the vehicle model of passenger car, engine fuel - consumption performance model, powertrain model, driver control model and various driving operations model were established by the using of cruise software

    本文在充分研究與課題相關的國內外文獻基礎上,利用cruise軟體建立了cdk6710客車的整車模型、 495qme的模型、傳系模型、駕駛員控制模型以及不同駛模式模型。本文在建立駕駛員控制模型時,對駛過的模擬進了細化。
  20. It can settle the over heat problem of engine and too much power consumption and hydraulic oil system which often happens in the construction machinery engineering construct process. the control system is composed by egine cooling system and hydraulic cooling system, which can control the two part at the same time. the cooling fan can be disposed at anywhere which conquer the abuse of tradional drive style and use low power. the electric and hydraulic mix - drive cooling system settle the over heat problem of engine and hydraulic oil system effectively

    針對工械在施工過中經常出現過熱、液壓傳系統液壓油冷卻不足和耗能大問題,本文設計了一種新型的電液混合驅冷卻裝置控制系統。本系統將原冷卻系統分成冷卻系統和液壓傳冷卻系統兩個相對獨立的部分,冷卻系統利用液力驅,液壓油冷卻系統利用電,控制系統由一片單片同時對兩個冷卻系統進控制。
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