噴嘴霧化 的英文怎麼說
中文拼音 [pēnzuǐwùhuà]
噴嘴霧化
英文
nozzle atomization-
Performance of y - type airblast nozzle in solvent - removing process of chlorination liquid
型氣流式噴嘴的霧化性能Experimental studies on the spray characteristics of effervescent atomizers
氣泡霧化噴嘴霧化特性實驗Influences of air liquid mass flow rate on spray combustion produced by effervescent atomizer
氣液質量流量比對氣泡霧化噴嘴燃燒特性的影響This " paper mainly researches on the humidifying property of the centrifugal nozzle with firing pin type, high pressure and little aperture
課題主要對撞針型高壓小孔徑離心式噴嘴的霧化加濕性能進行研究。As to the work about theory analysis, at first, the paper describes the atomizing and humidifying process of the centrifugal nozzle with firing pin type, high pressure and little aperture and liquid physical properties. later, combining with the structure characters of this kind of nozzle, the paper studies on the theory of the atomizing and humidifying process by three phases, which is water film forming phase, water film falling into pieces phase, and heat and mass transfer between water and air phase in turn
理論工作方面,首先描述了撞針型高壓小孔徑離心式噴嘴的霧化加濕過程和液體的物理性質,然後結合撞針型高壓小孔徑離心式噴嘴的結構特點,將其霧化加濕過程分三個階段進行機理上的研究,這三個階段依次為液膜形成、液膜初次破碎及二次霧化、水與空氣的熱濕交換。Based on the theory analysis and experiment work, the paper studies the humidifying property of the centrifugal nozzle with firing pin type, high pressure and little aperture. compared with the traditional air washer, the high efficiency and energy saving character of this kind of nozzle is stood out
課題從理論和試驗兩方面分析研究了撞針型高壓小孔徑離心式噴嘴的霧化加濕性能,並將其與傳統噴水室加濕系統進行能耗比較,突出了撞針型高壓小孔徑離心式噴嘴高效節能的特點。Through the special studies on impacts to atomizing and humidifying effect from such factors as the firing pin type, centrifugal structure, higher spraying pressure, less aperture, initial water temperature and original state of the air, some conclusions are obtained, such as : the centrifugal nozzle with firing pin type, high pressure and little aperture has bigger air eddy and atomizing angle. the spaying liquid has high velocity. the droplet is small, and the heat and mass transfer velocity is high
通過對撞針型結構、離心式結構、較高的噴水壓力、較小的噴嘴孔徑、噴水初溫及待加濕空氣初狀態對霧化加濕效果的作用原理的重點分析,得到:撞針型高壓小孔徑離心式噴嘴具有較大的空氣渦與霧化角,噴出的液體流速高、液滴小、水與空氣傳熱傳質速率高,撞針型結構提高了霧化加濕效率,高壓小孔徑的特點為霧化加濕提供了較大的能量,而噴水初溫的升高會減小水的粘性力和表面張力,從而優化加濕效果。Integrated the work on theory and experiment, the paper provides technical performance material at large about the automating and humidifying character of the centrifugal nozzle with firing pin type, high pressure and little aperture to the manufacture and user. with the valuable reference during the selecting the equipment and ascertaining the parameters, the users could select and control the humid parameter
課題的理論與試驗兩方面工作相結合,為撞針型高壓小孔徑離心式噴嘴的霧化加濕性能提供了較為詳細的技術性能資料,為生產廠家和用戶在設備選型和參數選擇過程中,提供了有價值的參考,便於用戶正確而經濟地選擇、控制濕度參數,有效調節噴嘴孔徑、噴水初溫和噴水壓力的大小。Ultrasonic has being attracted much attention gradually in fuel atomization because of some specialities of cavitation and infection on liquid flow. in the course of atomization of pitchy oil, especially, does it show greatly its advantage, but its material atomizational mechanism need research ulteriorly. the primary content of this thesis is about adding cantilever reed to effervescent atomizer so as to combine ultrasonic and effervescent. this thesis has discussed ultrasonic some mechanism, ultrasonic dynamical procreator, effervescent and liquid mucosity infection on atomization, at the some time we make some experiments and discuss atomization rule following some machinery parameter and run parameter so as to find some rule about ultrasonic atomization and to rich the research of ultrasonic atomization mechanism. all that will be beneficial to the design about ultrasonic atomization atomizer
超聲波由於其空化機理及對液體的流變性影響等特性,在燃油霧化燃燒中逐步引起人們的重視,尤其在重渣油等高粘度液體的霧化過程中逐步顯示出其優越性,但其具體的霧化機理還需要做進一步的研究在氣泡霧化噴嘴基礎加入懸臂式簧片哨,將超聲波與氣泡霧化相結合是本文討論的主要內容本文從研究超聲波的一些機理入手,討論了超聲動力發生器氣泡霧化以及液體粘度對霧化質量的影響,並通過具體的實驗,根據實驗數據來討論霧化質量隨各種結構參數運行參數的變化規律,以便找到超聲霧化的一些規律,豐富對超聲霧化機理的研究,對超聲霧化噴嘴的設計具有一定的指導意義。With gelatin liquor as adhesive and wheat meal as granulation material, the effects on spray granule ' s strength of fluidizing gas velocity, bed temperature, nozzle air pressure and adhesive concentration were studied experimentally in a batch conical fluidized bed spray particle generator
本文在一間歇錐形流化床噴霧造粒器中,以食用小麥澱粉為原料,以明膠的水溶液為粘結劑,實驗研究了流化氣速、床層溫度、噴嘴霧化空氣壓力、粘結劑濃度對噴霧造粒顆粒強度的影響。As to the work about experiment study, at first, the paper makes certain the prominent affecting factors to the automating and humidifying property of this kind of nozzle by orthogonal experiment. by jicha analysis method and fangcha analysis method, the paper got that the nozzle aperture, the initial water temperature and the spraying pressure have prominent effect to the humidifying property while the effect of the original air state is small
試驗工作方面,首先通過正交試驗確定對撞針型高壓小孔徑離心式噴嘴霧化加濕性能影響顯著的因素,運用極差分析法和方差分析法,得到噴嘴孔徑、噴水初溫和噴水壓力對噴嘴的加濕性能影響顯著,而待加濕空氣初狀態的影響相對較小。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。( 2 ) base on the analysis of the atomizing principles of spray nozzle, mathematical model of combined spin - flow pressure spray drying was set up and the essential parameters such as spraying pressure, liquid quantity, temperature, spraying angle, inject distance, particle diameter and distribution, hollow diameter for several materials in normal conditions by experiment and ldv
( 2 )對旋流式組合壓力噴嘴噴射霧化機理加以分析,建立了旋流式噴嘴霧化的數學模型,採用冷態試驗法並藉助激光霧滴測試等實驗裝置對噴嘴的霧化參數(如霧化壓力、噴液量、料液溫度、霧化角、霧距、霧滴直徑和分佈以及噴嘴的空芯半徑等)進行測量和計算。Study on the spray characteristic of the water nozzle in the exhausting - flowing remover
放煤口引射除塵器中噴嘴霧化特性的研究( 4 ) the droplets diameter of the combined spin - flow pressure spray drying are between 30um and 150um and the ranges of the droplets are narrow. the average diameter of the droplets is between 50 um and 100 um and the spraying angle can be adjusted from 30 to 180
( 4 )採用旋流式組合壓力噴嘴霧化后的液滴直徑大都分佈在30 150um之間,霧滴分佈范圍較窄,其霧化的平均液滴直徑在50 100um左右,壓力噴嘴的霧化角度可在150 180范圍內。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噴霧乾燥裝置的研究應用狀況,並分析了現有噴霧乾燥裝置設計方面的優缺點,運用流體力學、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,綜合研究了傳統壓力噴霧乾燥系統的單噴嘴霧化裝置在併流、逆流以及混流乾燥中的應用和噴霧乾燥塔的不同布風裝置以及出風裝置的設置情況等,提出了新型旋流式組合壓力噴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流式組合壓力噴嘴的基本結構,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,給出了噴嘴的不同結構設計參數。A lot of photographs of atomization field on high pressure jet were obtained by the use of the energetic liquid injection device and laser holographic system, so that the properties of axial and radial droplets size distribution were revealed. the relations of droplet size distribution with injection pressures, nozzle and viscosity were discussed
利用含能液體噴射霧化模擬裝置及其全息攝影系統,得到了多種工況下液體藥射流噴霧場的全息照片,揭示了噴霧場中液滴軸向和徑向分佈規律,分析了噴射壓力、噴嘴形狀、液體粘度等對射流破碎的影響。The physical and chemical processes of nozzle atomization and the evaporation, mixing and combustion of propellant drop flow are very complex. for the reason, the researches on nozzle are still based on the experimental research now in or abroad
由於噴嘴霧化及其噴霧流的蒸發、混和和燃燒是一個非常復雜的物理化學過程,目前國內外對噴嘴的研究仍以模型實驗研究為主。The machine can press liquid material into centrifugal nozzle to spray micro fog drops that will drying in the tower relaying on convective flow with hot air
本機是將料液壓入壓力噴嘴霧化成微小霧滴,在塔內與熱風以對流的方式完成乾燥,獲得顆粒產品。Variations of the granule ' s strength versus above operation parameters were non - monotone, and that versus the nozzle air pressure was consistent
但噴嘴霧化空氣壓力與顆粒強度之間存在正向相關性。分享友人