混合噴流 的英文怎麼說

中文拼音 [húnpēnliú]
混合噴流 英文
mixed jet
  • : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : 噴動詞1. (液體等受壓力而射出) spurt; spout; gush; jet 2. (噴灑) spray; sprinkle
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • 混合 : (攙雜在一起) mix; blend; mingle; admix; mixture; mix up; interfusion; commixture; blending; cre...
  1. Washed air purifier working principle : siphon and using centrifugal principle will be mixed in water pure plant essential oils inhaled through its siphon principle the motor base coaxial centrifugal turbines in the bottom of straw through exchanges cover a very high - speed rotary motor, reuse centrifugal principle, will be mixed in water pure plant essential oil spray bottle in the form within a water film bile, the dust in the air and inhaled bacteria in water purification at the same time after the indoor air insufflation, quickly and efficiently by removing indoor toxin biological, dust, cigarette smoke, the smell, virus

    水洗空氣清新機工作原理:是利用虹吸以及離心原理;將於水的純植物精油通過虹吸原理吸入其電機底座的同軸離心渦輪下部的吸管中,通過交罩極電機高速旋轉,再利用離心原理,將於水的純植物精油在瓶膽內形成一層水膜,將空氣中的灰塵以及細菌吸入水中,同時將經過凈化的空氣吹入室內,快速有效地去除室內的有毒素生物、灰塵、煙味、臭味、病毒等。
  2. By drilling to weak position, the jet - grouting technique breaks through and mixes with soil and stone of dam foundation to form diaphragm - wall

    高壓射灌漿可由鉆機鉆孔至需處理的薄弱部位,通過高壓射的沖擊攪拌,水泥漿在射范圍內與地層土石顆粒摻后形成防滲墻。
  3. The cold model tests were completed on the mixing characteristics between the reburning airflow and main airflow or between ofa and main airflow in a cold model test - bed according to the practice situation of 6 # boiler in jianyou power plant in sichuan provice and the requirements of industrial tests for low nox reburning test project from state electric power company. the cold simulated experimental study included : 1

    針對四川省江油電廠6 #煤粉鍋爐的實際情況,以及國家電力公司低nox再燃技術試驗項目工業試驗的具體要求,在一個四角燃煤粉鍋爐冷模試驗臺上,對原型鍋爐內再燃氣和燃盡氣( ofa )與主燃燒氣之間的特性進行了冷模試驗研究。
  4. This resin has a good spraying performance, flow - linked performance, and with styrene by any mixing ratio, from glossy finish, transparent, smooth and good, spray product is not easy to have a bubble, high hardness and resistance to cracking

    該樹脂具有良好的塗性能,防掛性能,且可與苯乙烯按任何比例,所得漆面光澤性、透明性、平滑性很好,塗產品不容易產生氣泡,硬度高和耐開裂。
  5. The cavitation flow in a nozzle at steady spray of a diesel engine was simulated, and the formation mechanism and distribution of cavitation inside the nozzle were analyzed using mixed multiphase flow model coupled with cavitation model

    摘要利用多相體模型加空穴模型的方法,模擬了柴油機孔式油嘴穩定射時嘴內的空穴動現象,分析了空穴在油嘴內形成機理及其分佈情況。
  6. The advantages of hcci are numerous comparing with the traditional engine. relative to si gasoline engines, hcci engines are more efficient, because they have no elimination of throttling losses, use the high compression ratios and have shorter combustion duration. relative to cidi engines, hcci engines have extraordinarily lower emissions of pm and nox and can offer more power as high as cidi engines with the dilute homogeneous air and fuel mixture

    與傳統的發動機相比均質壓燃( hcci )具有很多優勢:與火花點火汽油機相比, hcci發動機由於沒有節損失,壓縮比較高,燃燒持續期短,其效率更高;與直柴油機相比, hcci發動機的碳煙和氮氧化物排放非常低,並且稀薄空燃氣可以產生與柴油機一樣高的功率。
  7. Referred and analyzed the developing and researching achievement of high turbulent combustion chamber on diesel engine in the world, the grooved combustion chamber is designed and developed based on the rationale of designing high turbulent combustion chamber and employed the effect of the grooved of the combustion chamber wall on the spray impingement

    在分析和參考國內外柴油機高紊燃燒系統開發研究成果的基礎上,根據高紊燃燒室設計的理論基礎,利用矩形環槽對燃油霧撞壁效應能加速氣形成的機理,設計開發了在燃燒室側壁上加工有矩形環槽的燃燒室方案。
  8. Abstract : optimum distances between primary nozzle exit and mixing tube inlet, static pressure recovery of the mixing flow in mixing tube 、 total pressure distributions at the exit of mixing tube 、 pumping coefficients and total pressure losses of the exhaust ejector systems with four different types of primary nozzles have been measured in the experiments

    文摘:對4種主管組成的排氣引射系統的引射系數和總壓損失、各主管出口與管進口之間的最佳間距、管內的靜壓恢復及管出口處的總壓分佈等進行了測量和對比。
  9. Under the influence of the submergence the turbulence intensity are quite high at the end stage of burning. however, the turbulence intensity decreases obviously at the medium stage and the preliminary stage of burning because the flow disturbance is eliminated by the mixture of injection flow and main flow

    管潛入的影響,結束時刻場的湍脈動非常強烈,而中間時刻和初始時刻,由於加質與主的強迫可以消除氣擾動向下游的傳播和擴展,場的湍脈動明顯減弱。
  10. Three - dimensional numerical simulation of the spray process in swirl chamber with a hybrid breakup model

    利用破碎模型對渦室內霧過程的三維數值模擬
  11. To meet the needs for wider surge margin of the turbofan engine, a new model was developed to predict the characteristics of the fan / high pressure compressor and turbine in this thesis. several ways, including, variable inlet guide vanes of the fan, variable guide vanes of the high pressure compressor, the variable inlet area ratio of the mixer and the nozzle areas, were presented to enlarge the surge margin of the turbofan engine. meanwhile, a method of combined variable geometries for optimizing controls of inlet guide vanes of the fan, guide vanes and the first two stators of high pressure compressor, area ratio of mixer and noz zle areas was established

    為了滿足下一代作戰飛機對推進系統的性能和穩定性要求,本文建立了壓縮系統特性和渦輪特性的新模型,並分別採用改變渦扇發動機風扇進口導葉片、壓氣機導葉片和前兩級靜葉片、室進口處內、外涵面積比和尾管面積,研究了其對發動機性能和穩定性的影響,進而得出了渦扇發動機變幾何擴穩的方法,為發動機變幾何擴穩研究打下理論基礎。
  12. The experimental results indicates that the secondary mass flow increases with increasing of primary mass flow rate, but the bypass decrease because the primary mass flow rate increase more rapidly than secondary mass flow. the expansion configuration shows low thrust property due to low pressure in flow path. the secondary nozzle changes the pressure distribution in ejector combustor, and decreases bypass ratio, but obtain more completely mixing

    結果表明:二次量隨著一次量的增加而增加,由於二次量的增加速度低於一次,引射系數減小;在純擴張式結構實驗中,引射燃燒室壓強很低,難以實驗推力增強;二次管改變了引射燃燒室的壓強分佈,降低了引射系數,改善了狀況能;對于本文的實驗結構,存在一個最優的二次管出口面積,使引射火箭推力最大,同數值模擬結果相吻
  13. Characteristics of flow - field, total pressure loss / reduction, species distribution ; parameters of reactive domain and mixing mechanism of reactant streams have been investigated. ssg ( small signal gain ) coefficient, utilization of f atom and heat release in reaction have been computed

    討論了該類管的場特徵、組分分佈特點、總壓損失特徵、反應區場參數和反應機理,並對小信號增益系數、 f原子利用效率和反應放熱進行了計算。
  14. The mechanism and role of the bump combustion chamber in mixture formation of lean diffusion combustion and the main parameters that influence diesel secondary impingement jet were the major objective of the investigation in this paper in order to lay the foundation of improving the design of the bump combustion chamber

    Bump燃燒室是直式柴油機實現hcci燃燒新概念的復燃燒技術的關鍵。本文主要研究bump的機理,揭示bump在稀擴散燃燒氣形成中的作用,探索柴油撞壁射的主要影響因素,為改進bump燃燒室設計提供依據。
  15. There are two series of cu, au deposits, the stratiformed deposits and the intrusive - related ones in the mineralization belt of the middle and lower reaches of the yangtze river area. comparative studies on forming geodynamic backgrounds, geological and geochemical conditions of the ore - forming systems have been undertaken in this paper. the stratiformed deposits were formed in hercynian period by submarine exhalation - sedimentation sedex of hot brine through the synchronous basement faults in a tensional environmental, and the intrusive - related deposits were formed in yenshanian in a tensional or a transitional period to tensional environment during the upper mantle doming by water - rock interaction and complex transport - chemical reaction dynamic processes, the ore - forming fluids were mainly magmatic water from melt - fluid partition and some meteoric water

    成礦體系統形成的地球動力學背景及地質地球化學條件對比研究表明,賦存於石炭系中的層狀銅金礦床是海西期拉張背景下熱鹵水沿同生斷裂經作用形成的海底熱水沉積礦床與燕山期中酸性侵入巖有關的銅金礦床是在上地幔隆起張性或向張性過渡背景下形成的,是中酸性巖漿經熔體體分離作用形成的巖漿熱液與大氣降水,經水巖作用等復雜的輸運和化學反應耦過程的動力學產物。
  16. Freezing efficiency of f atom in oxidant nozzle of different contour walls, mixing mechanism of reactants in 2slot ( two - dimensional, plane symmetry nozzle ) nozzle and comparison of flow - fields & ssg between 2slot and 3slot ( 3 - slit jet plane nozzle ) have been studied by using 2d cr program. the conclusion is significant to understand the requirement of reactant flows and to generate ideas for nozzles design

    利用二維r程序,研究了單管型面對f原子凍結效率等參數的影響:研究了二維平面對稱管( 2slo )的反應機制和角對激光器性能的影響;對比研究了zslot和三狹縫平面對稱管oslot )場和增益特徵。
  17. The last or main injection pulse is set around tdc. when the diesel spray impinging on the combustion wall, the bump around the combustion chamber wall can strip off the wall jet and form a secondary spray in combustion chamber, so the fuel and air can mix well and homogenous

    在主射時刻,利用燃燒室壁面的bump迅速剝離壁面射,在空間形成二次射,二次射進入燃燒室空間后,再一次與空氣,形成相對均勻的稀氣。
  18. In this dissertation, the author summed up the muti - technique in fluid dynamics, heat and mass transferring, mechanical designing and computational technique and studied the conventional pressure spray dryers with different air disperse structure and outlet equipment, at last put forward the theme i. e. the study on combined spin - flow pressure spray drying technology, the main contents were as follows : ( 1 ) the combined spin - flow pressure nozzle was designed whose novel structure has no report at present, and the structural designing parameters were obtained through analyzing the physical characteristic of materials and distribution of particles

    本文總結了國內外在壓力霧乾燥裝置的研究應用狀況,並分析了現有霧乾燥裝置設計方面的優缺點,運用體力學、空氣動力學、傳熱傳質學、機械設計和計算機技術等多學科知識,綜研究了傳統壓力霧乾燥系統的單嘴霧化裝置在併、逆以及乾燥中的應用和霧乾燥塔的不同布風裝置以及出風裝置的設置情況等,提出了新型旋式組壓力霧乾燥技術並對此進行了研究,其主要內容包括: ( 1 )本文創造性地設計出旋式組壓力嘴的基本結構,並通過對料液的物化特性研究分析以及顆粒度的分佈要求,給出了嘴的不同結構設計參數。
  19. It is shown that when the exit area of secondary nozzle and the fuel / oxidizer ratio is fixed, the increase of mass flow rate of secondary flow lead to the decrease of velocity of mixed flow, and increase of total mass flow rate. the synthetical result of these two phenomenon cause the increase of thrust of rocket ejector, but the increasing magnitude is relatively small, indicating that these is no necessary to claim large bypass ratio in rocket ejector design. in the comparison between two configurations, the typical one has better performance, indicating the importance of pressure ratio

    結果表明:在固定二次管出口面積和氧燃比的條件下,二次(引射空氣量的增加引起氣體出口速度的下降和總量的增加,二者綜作用使發動機推力增加,但增幅不大,表明在設計發動機結構和工作參數時,不必過分追求大的引射系數;兩種結構的性能對比分析表明了增壓比對引射火箭性能的提高具有重要意義;對引射火箭的熱力循環分析同樣表明,增壓比對于提高發動機性能非常關鍵。
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