gas nozzle 中文意思是什麼
gas nozzle
解釋
排氣噴管-
The nozzle flow is composed of the main gas stream and the secondary air stream in order to simulate the nozzle of turbofan engine
噴管中的氣流由主流燃氣和次流空氣組成，用以模擬渦扇發動機的噴管。 -
The reclamation nozzle captures a portion of the spent driver gas.
回收噴管收集一部分用過的驅動氣體。 -
The aerodynamic design of curve of nozzle adopts perfect gas cresco method to calculate non - existence glutinous model surface, the correct boundary layer of the nozzle wall side adopts sivells - payre method, and the calculation of constringency part of the nozzle adopts stock formula
其中，噴管型面氣動設計採用理想氣體的cresci方法計算無粘型面;噴管的附面層修正採用sivells - payre方法;噴管收縮段的設計採用維托辛斯基公式。 -
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。 -
High alloy carburizing steel and 20crmnti structure steel etc. they also can be used for oil - quenching, gas - quenching and annealing of tool and mould steel, all kinds of steels used in precision bearing, parts of oil - pump, nozzle and precision machine
等結構鋼的滲碳及滲碳后的淬火，工模具鋼精密軸承油泵油嘴機械件精密機器零件等各種鋼的氣淬退火等。 -
This paper described a cold gas simulation of solid rocket motor with submerged nozzle. a two - dimension model with rectangular channel was designed, which can simulate different flow conditions at three periods after ignition
本文從冷流模擬的角度出發，設計了通道為矩形的含潛入噴管發動機冷流模型，可以模擬發動機工作過程中三個不同時刻的流動狀態。 -
The effects of reynolds number, back surface of nozzle, aft - dome configuration and degree of submergence on aft - end internal flow were studied by both cold gas simulation and numerical simulation. it is showed that the separated flow is sensitive to the change of reynolds number and aft - end cavity configuration
最後，利用冷流模擬與數值模擬相結合的方法，研究了雷諾數、噴管背壁形狀、后封頭形狀和潛入深度對燃燒室尾部流場的影響，結果表明流動的分離對雷諾數和背壁區幾何邊界的變化很敏感。 -
2. using cfd software - fluent, many flow states were been simulated. these states are the influence of nozzle structure with the flow, the distributing characteristic of inside flow, the influence of cold gas flow and outside flow with the work of the nozzle, the change of inside pressure load when the nozzle regulates
2 、藉助cfd軟體fluent ，計算出可調噴管本身結構對流動的影響、可調噴管流場的參數分佈、冷卻氣流對噴管流動的影響、外流對可調噴管內流的影響、噴管的冷流流場和噴管調節過程中內壁面的壓強載荷變化。 -
A reasonable position of driving nozzle helps to achieve the maximum material flow that also depends on other parameters such as backpressure, properties of conveyed material and driving gas. it is observed that, an increase of convergent section angle is harmful to the pneumatic conveying system, and also influences on the mass flow rate of conveyed material, the distribution of static pressures in injector and the pressure drops of conveying pipe. in addition, within a reasonable scope of air mass rate, increasing the driving jet velocity is more advantageous than enlarging the dimension of driving nozzle
試驗研究發現，氣體噴嘴位置對氣固噴射器的輸送能力影響最大，氣體噴嘴存在某一最佳位置，而這一最佳位置與背壓、輸送物料特性和輸送風特性相關聯；氣固噴射器的收縮角對其輸送能力、內部靜壓分佈和輸送管阻力特性均有適量影響，收縮角增大對整個輸送系統均不利；在適當的輸送風范圍內，提高氣體噴嘴出口速度比擴大氣體噴嘴尺寸更為有利，但氣體噴嘴出口速度過高會增加氣固噴射器和輸送管內的能量損耗，給輸送帶來不利的影響；系統背壓與氣固噴射器的氣體噴嘴出口速度的選取有關。 -
The flow field structure of the power - turbine variable - area nozzle stage of a marine gas turbine
船用燃氣輪機動力渦輪可調導葉級的流場結構 -
Based on the induction phenomenon caused in gas hydrate formation, the influential rules of its gas entrance mode, temperature, pressure, water resources and nozzle on the induction time are analyzed by means of experimental study on the induction time of gas hydrate formation obtained by water spray and enhancement
摘要以氣體水合物形成過程中的誘導現象為基礎，通過對噴霧強化方式制取天然氣水合物的誘導時間進行試驗研究，考察分析了系統進氣方式、溫度、壓力、水源及噴嘴等因素對誘導時間的影響規律。 -
The coupling from the pulse jet in the nozzle to the unsteady flow in the tube was discussed. and the relations between the parameters of gas charge and discharge, structure, working, flowing in tube and ideal cooling efficiency were established. the theory foundation of the influence of pulse jet on the flowing in the tube and characteristic would be built
探討了脈動射流與管內非定常流動的耦合問題，建立了脈動射流有關參數如進、排氣參數、結構參數、運行參數等和振蕩管內流動參數及理想製冷效率之間的普遍聯系，為研究脈動射流參數對振蕩管內流動及其性能的影響打下了理論基礎。 -
The impacts of different spray nozzle types and injecting pressures on temperature uniformity of the exhausted flow field of the gas generator were studied experimentally
實驗研究了彩不同酒精噴入形成和參數對氣體發生器排氣溫度均勻性的影響。 -
By studying characteristics, merits and solving problems of the different nozzle and new spray equipment in asphalt gas decontaminating for carbon calciner, the research provides a basis for the industrial design of swirl nozzle
摘要在闡述瀝青煙氣凈化系統中不同霧化設備及新型霧化設備特性的基礎上，分析了碳素焙燒爐瀝青煙氣凈化系統的霧化冷卻的技術現狀，並指出了存在的問題，為工程設計選擇霧化設備提供了參考。 -
Based on the comprehensive analyses of the various solutions in rarefied gas dynamics and the fact in this research, the modeling and calculation for the flow in micro nozzle are carried out by using the direct simulation monte - carlo method, and the analysis of internal flow variations under some different working conditions are performed
在綜合考慮了稀薄氣體動力學問題各種解法和本課題實際研究的基礎上，本文採用直接模擬蒙特卡羅方法（ dsmc ）對微噴管內流場進行建模和計算，並分析了各種工況下的內流場變化。 -
Two designing methods for laval nozzle were introduced, and based on this work a design software for supersonic separator was developed. all the critical dimensions of supersonic separator can be obtained by simply inputting the parameters at the inlet of supersonic separator and the molar fractions of different components of natural gas into the design software mentioned above
在所開發成功的超音速分離管設計軟體中，只要輸入天然氣各組分的摩爾分數、超音速分離管的入口參數，以及天然氣的日處理量，就可以計算出超音速分離管所有部件的控制尺寸，完成超音速分離管的結構設計。 -
Nozzle in the furnace the gas - quenching pressure can be 15 bar, airflow is big and uniform, cooling rate is very high
配置內置高效熱交換器，以及經優化設計的氣淬系統，冷卻氣體流量均勻且流速大，冷卻速度高 -
In this paper, simple reacting flow model in solid - propellant ducted rocket combustor based on eddy break - up model is established. the model is used to simulate the three - dimensional combustion flowfields in an experimental motor. some factors how to affect the combustion efficiency are discussed in the paper, including air intake and gas generator nozzle
本文基於簡單反應的旋渦分裂模型，建立了固體火箭沖壓發動機補燃室內的湍流燃燒模型，並在該模型下對某實驗發動機進行了三維數值模擬，研究了補燃室設計參數包括進氣道出口設計參數和燃氣發生器噴管設計參數對燃燒效率的影響。 -
In this paper, through the cfd modeling of the ash - agglomerated fluidized bed gasifier, the gas molar concentration distributions in the bed with the influences of the oxygen flow rate from the central nozzle, the steam flow rate from the distributor and the pressure of the bed are studied
摘要通過cfd模擬了灰熔聚流化床氣化爐，考察了操作條件包括中心管氧氣量、分佈板水蒸氣量以及操作壓力對流化床氣化爐的氣相濃度分佈的影響。 -
Simulating results reveal that hydrodynamics of catalysts in riser reactor is very complex due to the effect of injection and catalysts backmix dramatically near the nozzle, reaction products unevenly distributie along the riser height, there exists apparently temperature gap between gas - phase and solid - phase near the nozzle and the temperture of two phase is nearly equal at middle - top part
模擬結果表明，由於原料油射流的影響，提升管反應器內催化劑顆粒的流動特徵非常復雜，在噴嘴附近的催化劑顆粒存在明顯的滑落返混；裂化產物濃度沿提升管存在非均勻分佈；氣粒兩相間溫差在噴嘴附近顯著，在中上部氣粒兩相溫度幾乎相等。
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