emission performance 中文意思是什麼

emission performance 解釋
排放特性
  • emission : n. 1. (光、熱、氣體等的)發出,發射,射出,放射;傳播。2. (紙幣等的)發行;發行額。3. 發出物,放射物。4. 【醫學】排出;遺精。
  • performance : n. 1. 執行,實行,履行;完成;實現;償還。2. 行為,動作,行動;工作。3. 性能;特性。4. 功績;成績。5. 演奏;彈奏;演出;(馴獸等的)表演;把戲。6. 【物理學】演績。
  1. 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

    選擇了等比例長孔式混合器控制空燃比;通過提高壓縮比來彌補動力性的損失;以動力性為主控目標,對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節;通過空燃比的合理控制,直接改善發動機的動力性、經濟和排放指標;作為對缸內燃燒過程的理論分析,進行了燃燒特性的實驗測試;對原汽油機和新開發的液化石油氣發動機,進行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。
  2. Furthermore, it is also verified by chassis dyno tests that lpg motorcycle has better emission performance than gasoline engine, and has better acceleration performance e. g. exceed acceleration than former gasoline engine, and has low noise level characteristics as well as has ability to achieve equivalent level fuel economy performance compared with former gasoline engine

    整車動力性、經濟性和排放性轉鼓臺架試驗對比表明: lpg摩托車整體排放性能優于汽油摩托車;最高車速略有下降但加速性基本與汽油摩托車相同(超越加速性優于汽油摩托車) ; lpg摩托車具有良好的低噪聲特性,且整車燃料消耗率及其經濟性與原機基本相當。
  3. The emission performance experiment compared with original engine were made on the modification of lr6105q lpg / diesel oil engine. the test results show that on the dual - fuel engine the exhaust smoke is greatly reduced

    並將開發的系統應用於洛拖lr6105q型柴油機,對柴油機的原機排放與摻燒lpg的排放進行了對比。
  4. To attain the high - power, well - proportioned and steady high - energy particle beam is the base of analyzing beam loss. the factors that influence the emission performance of the filament are analyzed, and the parameters are calculated. the experiment results proved the correctness of analyses

    獲得大功率、均勻、穩定的高能粒子束是進行束流損失分析的基礎,本文分析了影響燈絲發射特性因素,對燈絲各參數進行了設計計算,實驗證明了分析的正確性。
  5. The exhaust emission of a diesel engine differs in different operating condition. in order to study the fuel - economy and exhaust emission performance of vehicle turbocharge - intercooled diesel engine on all steady operating conditions, on yc4112zlq d. i. turbocharge - intercooled diesel engine, 72 operating conditions ( 8 speeds, 9 loads per speed ) were tested under steady operating condition

    為了在整個工況范圍內研究車用增壓中冷柴油機的經濟性與排放性能,作者在柴油機穩定運轉狀態下,對yc4112z _ lq ( 125kw 2300r min )型直噴式增壓中冷柴油機的72個工況點( 8個轉速,每個轉速9個負荷點)作排放特性試驗研究。
  6. So re oxides has two form existence, one is concentrate on the matrix equiaxial crystal grain boundary as a micron particles and the other is distributed in matrix crystal dispersively as the nanometer particles compared the electron emission performance of mo - la2o3, mo - ; la2o3 - y2o3 and mo - la2c > 3 - sc2o3 cathode, the mo - la2o3 - sc2c > 3 cathode show excellent electron emission character

    上述研究表明不論是在稀土?鉬陰極還是在稀土?鎢電極中,稀土氧化物的存在形式有兩種,一種是微米級的顆粒偏聚于晶界處,另外一種是彌散分佈於基體晶粒的納米小顆粒。
  7. The vehicle dynamics analysis software is developed. it can analyze the vehicle emission performance

    開發了汽車動力學分析軟體,具有汽車排放性能分析功能。
  8. This research has studied the microstructure of cathode materials systematically by the means of high resolution transmission electron microscopy and scanning electron microscopy, surveyed the electron emission performance of la2o3, - mo, la2o3 - y2o3 - mo, la2o3 - sc2c > 3 - mo cathode with the self - designed electron emission surveyor and analyzed the elements changing of the surface of mo - la2o3 - sc2c > 3 cathode in - situ. while it was heated to different temperature. at last, the relationship of the microstructure of cathode, diffusion of active matter and electron emission performances has been discussed

    本研究採用高分辨掃描電鏡、透射電鏡對稀土鉬鎢陰極材料的顯微結構進行了系統研究;利用本課題研究組設計研製的電子發射測量儀對la2o3 - mo , la2o3 - sc2o3 - mo , la2o3 ? y2o3 - mo三種陰極(以下稱鑭?鉬陰極、鑭鈧?鉬陰極、鑭釔?鉬陰極)的發射性能進行了測量;利用經改造后的俄歇電子能譜儀「原位」分析了發射性能較好的鑭鈧鉬陰極在不同溫度下表面活性元素的變化情況。
  9. A 2100 series diesel engine is modified into a spark ignited lpg dedicated engine. to improve power performance, economic performance, and emission performance and to enhance the power of the lpg engine, it is necessary to improve the combustion rate of lpg. it is realized by the application of a new kind of prechamber system

    對一臺2100柴油機進行了改造,使其成為火花點火式液化石油氣發動機,因液化石油氣燃燒速度低,為改善其動力性、經濟性、排放性和提高功率,有必要提高液化石油氣的燃燒速度,為此,設計了一種結構簡單、成本低廉的預燃燒系統,大大提高了燃燒速度,排放也得到改善。
  10. Precise control of electronic throttle is critical to drive ability, fuel economy and emission performance of hybrid electrical vehicle

    摘要電子節氣門的精確控制對于混合電動車的驅動性能、燃油經濟性能和排放性能是尤其重要的。
  11. In this paper , first, the author drew some important conclusions by analyzing several technical factors and experimental conditions which would have great influence on the quality of diamond thin films during mpcvd process , including gas proportion , the power of microwave , the plasma ' s location, the nucleation technique, etc. finally , the author has successfully deposited nanocrystalline diamond thin films with 300nm crystal particles on the slick surface of silicon by using ch4 / h2 gases in the mpcvd system , and the nanocrystalline diamond thin films was proved to have good field emission performance. all these researches will make the foundation for the field emission cathode of diamond films

    本論文中,作者分析了mpcvd方法中氣源成分比、微波功率、等離子體球的位置、成核技術等各種工藝條件對金剛石薄膜質量的影響,並總結得到了一些有意義的結論;同時,在自行研製的mpcvd沉積系統上,於4 - 7kpa 、 1000左右的熱力學條件下,採用ch4 / h2氣源氣氛在光滑的硅襯底上制備出了晶粒尺寸在300納米以下的納米晶金剛石薄膜,測試得到了較好的薄膜場致電子發射性能,為金剛石薄膜場致發射冷陰極的研究工作打下了實驗基礎。
  12. The purpose of this study is to develop a three - dimensional numerical calculation model for spark - ignited premixed - charge lpg single fuel engine, which includes chemical kinetics submodel, ignition submodel, turbulent combustion submodel and emissions submodel. the conclusions obtained from this study provide a principle guide for optimum design of combustion system and to obtain satisfying characteristics in emission, performance and economy of lpg engine upon suitable structure and operating parameters, such as compression ratio, valve timing and spark timing

    本論文的主要研究目標是單燃料lpg發動機的結構參數和運行參數對發動機性能的影響,以建立針對點燃式lpg發動機的三維燃燒模型,包括化學動力學模型、點火模型、湍流燃燒模型、排放模型為主要技術手段,並將燃燒模型計算結果和採用稀氧傳感器反饋控制的lpg實驗發動機上實測數據相比較驗證。
  13. Weighting for fuel economy and four emission performance determine an overall impact function, the user can adjust the target of the strategy by adjusting their weightings

    遺傳實時控制策略目標函數的屬性有燃油經濟性和四種排放物的排放量,通過對各個屬性權值的調整,實現對控制目標的調整。
  14. The aim of this paper is to discuss the effects of structure parameters on field emission performance, in order to fabricate excellent field emission cathodes

    本文的工作旨在研究探索尖錐場發射陰極中各結構參數對陰極發射性能的影響,以製作出性能優良的場發射陣列陰極。
  15. The technology of controlling vehicle emission is researched. some deep studies, matching technology of engine for vehicle, emission performance of engine, working process of emission postprocessor, are investigated

    本文研究汽車排放污染物的控制技術,在發動機與整車匹配技術、汽車發動機排氣性質、汽車排氣后處理裝置工作過程等方面開展了深入的研究。
  16. It can be seen from the experiment results that field emission performance of pure diamond is not very good. after eptitaxy and silver coating, its field emission performance can be well improved. it is expecting to realize low - voltage electron and high current density field emission

    從實驗數據上看,電泳金剛石的場發射效果不十分理想,但經過外延生長和包銀處理后,場發射特性得到了明顯的改善,這說明金剛石表面修飾對金剛石場發射有重要意義。
  17. 1. heat conduction and emission performance of medium is excellent, and the temperature rise is low

    1介質導熱及產品散熱良好,溫升低。
  18. Experimental investigation on heavy metal emission performance from incineration of municipal solid waste

    城市垃圾焚燒過程中重金屬釋放行為的試驗研究
  19. It can deal with the match and optimization of vehicle, transmission and engine for the objective of improving the vehicle emission performance

    實現以排放為目標的整車、傳動系、發動機等的匹配和優化。
  20. The paper introduces the technical measures taken in the action of improving emission performance of zs1115 single cylinder diesel engine

    本文介紹了zs1115型單缸柴油機進行排放性能改進中使用的技術措施。
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