高液氣比 的英文怎麼說
中文拼音 [gāoyèqìbǐ]
高液氣比
英文
high liquid / gas ratio-
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。In this thesis, based on pershing ii surface to surface missile, a new kind of ballistic missile was designed with an additional rocket engine, which can be ignited twice. firstly, aerodynamic computational models of missile body and warhead which reentry with supersonic are built according to the task requirements ; secondly, the propulsion system model of missile is built whose first two stages are solid rocket engines and the third stage is liquid - solid combined rocket engine. the nozzle and the shape of the engine are designed to meet the needs of the populsion project ; thirdly, the trajectory model of the mass point is built and a wavy trajectory is designed & optimized ; finally, the ability of a missile ' s breaking through defence is analyzed
以美國潘興導彈為原型,增加可兩次點火的末級發動機,改裝成具有跳躍能力的地地彈道導彈;首先,根據任務需求,建立了導彈的氣動模型,並建立了彈頭再入時高超聲速氣動模型;其次,建立了導彈推進系統模型,前兩級採用了固體火箭發動機,第三級採用了固?液組合火箭發動機,並在總體方案要求下,對發動機噴管和外形進行了設計;第三部分,建立了導彈質點彈道模型,設計了一條跳躍式彈道,並對跳躍式彈道進行了優化設計;最後,對導彈進行了突防能力分析,從分析的結果可以看出,跳躍式彈道的突防能力比常規的拋物線彈道要強。This thesis used aerodynamics equation and mechanics of materials knowledge analyzed the high pressure caused by overloading in terms of theory. by compared the increment of pressure in a not full container with the full one and combined with the igc - code, this thesis put forward a method of calculating safe loading capacity under different temperature
本文應用了氣體力學方程和材料力學理論知識,對充裝過量導致過高的液貨艙壓力進行了理論分析,對比保留有氣枕時的液貨艙的壓力增量和充裝過量時造成滿液的壓力增量,並結合igc規則對充裝極限的規定,提出了不同溫度下的安全貨液充裝量的計算方法。Abstract : the analysis of the mechanical and pneumatic control systems of scutcher machines is studied in this paper, a hydraulic control system with electro - hydraulic proportional valve to regulate the force imposed on the cotton lap is proposed. it can improve the quality of the lap, simplify system design and reduce cost. therefore, it is a very promising scutcher machine control system
文摘:在分析了機械式和氣動成卷機成卷壓力控制系統的基礎上,提出了一種採用電液比例控制技術的成卷機控制系統.它不僅可以提高成卷質量,而且可以簡化系統設計,降低成本,是一種有希望的成卷機成卷壓力控制系統The factory is specialized in the manufacture of the whole set of testing equipment fo gas - vase ( do not sew, fuse, liquefied petroleum gas, natural gas etc. spirit bottle ), various air infuses set, remitting to flow row and to infuse tongs ; the stainless steel is four fluorine soft tubes, the industrial air ( the pack ) gathers to pack, modernizing industrial factory premises concentration to provide spirit system and assisting a piece : decompression machine, safe valve, allotment box ; and standard air, hybrid air, special kind air, high install craft device purely and gaseously ; the automation cuts over, going together with to compare to equip automatically ; various air valve door and accessories, spirit bottle enclosure ; the low temperature equipments liquid pump ; vaporize a machine ; the low temperature closes valve ; the ripples takes care of to wait a series product
本廠專業設計生產製造各種氣瓶檢驗成套設備(無縫,溶解,乙炔,液化石油氣,天然氣等氣瓶) ,各種氣體充灌臺,匯流排及充灌夾具;不銹鋼四氟軟管,工業氣體(充裝)集裝箱,現代化工業廠房集中供氣系統及輔件:減壓器,安全閥,分配箱;以及標準氣體,混合氣體,特種氣體,高純氣體的配置工藝裝置;自動化切換,自動配比裝置;各種氣體閥門及配件,氣瓶附件;低溫設備液體泵;汽化器;低溫截止閥;波紋管等系列產品The application experiment of aroma - producing active dry yeast in vinegar production demonstrated that the sensory quality, total acids content and total esters content of experimental samples were better or higher than that of contrast samples ; the flavoring compositions quantity, content and species in experimental samples were higher or more than that in contrast samples ( especially ethyl acetate content and ethyl lactate content increased by 0. 99 % and 1. 22 % respectively ) ; the use of dry yeast could increase flavoring compositions content in vinegar, better vinegar aroma, and improve vinegar quality ; and the optimum use level of dry yeast was 0. 2 % ( for main grains )
摘要生香活性乾酵母的食醋生產應用試驗表明,試驗樣的感官質量及其總酸、總酯含量均比對照樣有所提高;試驗樣(蒸餾液)香氣成分的數量、含量和種類均比對照樣(蒸餾液)多,尤其乙酸乙酯、乳酸乙酯的含量分別提高0 . 99 %和1 . 22 % ;應用生香活性乾酵母可提高食醋中香氣成分的含量,改善了食醋香氣,提高了食醋質量;生香活性乾酵母的適宜用量為0 . 2 % (對主糧) 。Based on historic radiosonde data of changchun city, jilin province and xian city. shanxi province and on the typical model of profiles of cloud liquid water content for stratiformis, the coefficients of retrieval equation are obtained as the functions of height for each month from april to july in the two cities. furthermore, we explore the internal physics signification of retrieval coefficients ' distributing according to every month and have comparisons between the two cities. then the numerical simulation tests of the accuracy of retrieval results are given : the statistical relative deviation of retrieved values of l to the simulated " trues " on the ground is 15 - 25 % and that at altitude of 6km is 5 - 10 %, that means the retrieval method and implementation of the method are applicable to processing measurements of an airborne radiometer made in china recently
本文介紹機載對空微波輻射計探測雲中路徑積分液態水含量( l )的輻射傳輸原理和反演方法;根據吉林省長春市和陜西省西安市的歷史探空資料和典型的層狀雲液水垂直分佈模式,得到這兩個地區4 - 7月各月的隨高度而變的反演公式及其系數的表達式;探索了和反演系數有關系的大氣的影響,並在各個月份之間進行了比較分析;給出了反演誤差的數值模擬檢驗結果:在地面反演值對『真值』的統計相對偏差是15 - 25 ,在6公里高度處為5 - 10 ,表明該方法已具有實用可接受的精度。The experiments of high speed milling of titanium alloy were conducted under different cooling and lubricating modes, i. e. dry milling, flood coolant, oil mist with nitrogen gas, cryogenic nitrogen gas jet, and cryogenic nitrogen gas jet with minimal quantities of lubricant
在干銑削、澆注切削液、常溫氮氣油霧、低溫氮氣射流和低溫氮氣射流結合微量潤滑等冷卻潤滑條件下進行了鈦合金的高速銑削對比試驗。Under the different freezing - thawing cycle circumstance, three factors of water binder ratio, air content and mineral admixture are analyzed by using the method of orthogonal table. the test results show that the chief influencing factor is the water binder ratio in water freezing - thawing cycle circumstance, and in salt freezing - thawing cycle circumstance is the air content. this could illustrate that entraining air into concrete can improve the frost resistance of concrete effectively in salt freezing - thawing cycle
分析了在純水和3 . 5 % nacl溶液中受凍后,水膠比、含氣量和摻合料對混凝土飽和系數及變化速率的影響規律,試驗結果表明水膠比對混凝土水凍時的飽和系數及變化速率影響顯著,而鹽凍情況下含氣量則是主要影響因素,說明引氣能顯著提高混凝土的抗鹽凍性能。In the third chapter, the influence of current density, solution concentration, erosion time and aging in ambient air on the pl spectra of ps suggests that peak would blue shift with current density increasing, and with erosion time and aging time prolonging ; with the increasing of solution concentration, peaks would red shift when solution concentration less than 1 : 1 but blue shift when solution concentration greater than 1 : 1. above phenomena can be explained by quantum confinement and light center model, but do not deny the action of si - h bonding and defect on the surface in the process of photoluminescence. at present, radiation mechanism is still one of the primary problems in the study of ps
在第z三章中;通過對比,分析了電流密度、陽極化時間、溶液濃度以及自i然氧化時間對多孔硅光致發光光譜的影響,認為在一定的范圍內,多i孔硅的發光峰位會隨電流密度的增大而藍移,要獲得較強的發光,需z要選擇合適的電流密度;隨著腐蝕時間的延長,多孔硅的發光峰位會i發生藍移;當f酸的濃度較小q : 1 )時,峰位隨濃度的增大表現為向i低能移動;而當f酸的濃度較大河山時,峰位隨濃度的增大則表現z為移向高能;多孔硅在空氣中自然氧化;其發光峰位發生藍移,而強i度隨放置時間的延長而降低。It is a vane pump with high head, small flow and low specific speed, which is smaller, flight and simpler in structure than positive displacement pump mulfistage centrifugal pump, and may handle liquid of high gas or steam content
該泵是一種高揚程,低比速的葉片泵,比容積式泵和多級離心泵體積小、重量輕、機構簡單等優點,並可以輸送氣體或蒸氣含量較輕的液體。Diesel - hydraulic locomotives are slightly more efficient than diesel - electrics, but were found in many countries to be mechanically more complicated and more likely to break down
這個是你錯了,對于內燃機車來說,液力傳動是比電氣傳動效率高的,因為內燃機所謂的電氣傳動不僅僅有電動機,還有發電機,都有效率損失。單純講電機和液力的話,無疑電機效率更高。Liquid helium cryocondensation pump has great advantages in large pumping speed, working pressure range and high ultimate pressure, etc. it ' s more excellent than any other vacuum pump. it can meet the vacuum requirement of nbi and can improve the transportation efficiency. the development of neutral beam injection ( nbi ) system in the world, the structure of nbi system used on the ht - 7 device of asipp was introduced in the thesis
液氦低溫冷凝泵是利用低溫面對氣體有強吸附能力的原理,實現抽氣的真空獲得設備,它具有抽速大、工作壓強范圍寬、極限真空度高等一系列優點,是普通真空設備無法比擬的,作為中性束注入系統的主抽泵,它能滿足中性束注入系統對大抽速的要求,提高中性束的傳輸效率。When nals was used as the collector in the process, the optimal conditions were the ph of feed solution 5. 0 - 6. 0, air flow rate 100ml / min, the liquid column depths 20cm, the surfactant concentration determined by its cmc and feed concentration. under this condition, the 3 can be above 20. also, the optimal ph ( 5. 0 ) was calculated theoretically for the recovery of the cu ( ii )
對以十二烷基硫酸鈉為捕集劑的泡沫吸附分離過程的工藝參數進行了研究,並得出本分離系統所確定的最佳工藝參數為: ph5 . 0 6 . 0 ,氣體流量100ml min ,液位高度20cm ,最佳表面活性劑濃度由其臨界膠束濃度和原料液濃度確定,此時(濃縮比)可達20以上;同時還從理論上推算出泡沫吸附分離銅的最佳ph值范圍為5 . 0左右。The effect of gas rates, liquid flow - rates, downcomer width, weir height and the addition of surface active agent on the liquid mean residence time, t, effective diffusion coefficient, de, and froth height, hf were studied. results obtained showed that for two systems, the t in the downcomer of ctst plate is 20 - 50 % smaller than that of fl valve plate, and the de is 40 - 70 % smaller than that of fl valve plate
通過對氣速、液體流量、降液管寬度、堰高和表面活性劑加入的影響進行分析得出下面結論:在相同的操作條件下,對于兩種物系, ctst塔板降液管的液體停留時間比f1浮閥塔板的約小20 50 ,有效擴散系數比f1浮閥塔板的小40 70 ,泡沫高度低110 150mm 。Evolved from proven technology used for many years in chart liquid cylinders, perma - cyl units are reliable, efficient and more economical then comparable transportable cylinders
Perma - cyl是由查特經過多年技術檢驗的液化氣瓶發展而來,比類似可運輸氣瓶更可靠,更高效,更經濟。The dehydration time is square of the droplets diameter so the small diameters of the droplets can cut down the drying time then reduce the height of the drying chamber. to the combined spin - flow pressure spray drying, the diameters of droplets are small and the dehydration rate is higher so keeping the qualities of the dried products we can increase the speed of the inlet wind and reduce the temperature of the outlet wind thus can improve the evaporation intensity of the drying chamber and the average energy utilization of the drying equipment
因霧滴的脫水時間與其直徑的平方成正比,減小液滴直徑有利於縮短乾燥脫水時間,可有效降低乾燥塔的高度;由於旋流式組合壓力噴嘴霧化滴徑的減小,脫水速度明顯加快,在不影響乾燥物料性質的前提下,適當提高進風溫度,同時有效地降低排氣溫度,有利於提高幹燥塔的蒸發強度,也有利於提高幹燥設備的平均能源利用率。Since it has the advantage of no moving components, impulse signal output, strong medium adaptability, high measurement accuracy, wide measurement range, low - pressure drop, no zero drift and easy to maintenance, it is wide accepted that the vortex type fluid oscillatory flowmeter is ideal flowmeter in the measurement of gas, liquid, steam and mix / corrosive fluid
這類的流量計兼有無運動部件,脈沖數字輸出,計量不受被測流體性質影響,測量準確度較高,量程比寬,無零點漂移,壓力損失小,便於安裝維護等優點,是測量氣體,液體,蒸汽,混合型和腐蝕性流體的理想的流量計。It is shown from the recent research, the random packing has better performance than other column internals for liquid - liquid extraction, absorption with high liquid loading and high pressure distillation
摘要國內外最新的研究工作表明,在液液萃取、液氣比很大的吸收和高壓精餾的情況下,應用散裝填料的操作性能優于規整填料和塔盤。The solution background that resulted from the chemical interference, would be the primary factor that effected the sensitivity. especially in the present microfluidic system, the chemical background which was usually inevitable because of the carrier solution, would be eliminated by means of using air as the carrier flow, thus a great signal noise ratio ( snr ) and a great sensitivity could be obtained
在微量分析和超微量分析里,化學干擾產生的溶液背景是影響靈敏度的主要因素,尤其在微流控系統中,載流溶液的背景不可避免,用空氣作載流就可以消除背景而獲得高信噪比和高靈敏度。分享友人