氣體入口 的英文怎麼說
中文拼音 [qìtǐrùkǒu]
氣體入口
英文
gas access-
While working, the air with dust enters into the sedimentation chamber via wind entrance, dust with large size granule will fall because of sudden expand of the aeriform cubage, then the air will pass the water area of arc boards of the two sides to stir the water. then air with dust will be mixed with water forming water curtain at the exit, fine powder will be collected, purified air will be discharged by blower fans via breakwater and wind exit
工作時含塵空氣從進風口進入沉降室由於氣體的體積驟然膨脹,大顆粒粉塵沉集下來,然後空氣經過兩側弧形板間的水域並將水攪動含塵空氣與水充分混合在出口處形成水幕,較細的粉塵捕集下來,凈化后的空氣經擋水板和出風口由風機排走。The crankcaseventilation system, using a road-draft tube, vented the crankcase vapors and blow-by gas into the atmosphere.
採用行車抽吸管的曲軸箱通風系統,給曲軸箱內的蒸氣和竄漏氣體排入大氣提供了出口。Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping
本文的主要內容如下: 1 )對翅片管蒸發器結構特點進行分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中參數模型進行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態分佈參數和參數間定量耦合的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。When the mist arrives, o. unguicularis tilts its body forward into the wind, and moisture rolls down its fused elytra into its mouth
當霧氣來襲,沐霧甲蟲會把身體前傾入風中,好讓水氣順著黏合的翅鞘滾入口中。After the ventilator is started, the dust catcher is under negative state and will absorb air with dust in the ductwork to the case on the dust catcher, then the air current will enter into the upper side of filter bag flowing from upper side to lower part ; most of the dust will come out from the filter bag under function of gravity and inertia and then fall into the lower case ( ash hopper ), then the clean air will enter into the air via ventilator
當通風機啟動后,除塵器便處于負壓狀態,並將余風管中的含塵空氣吸入到除塵器上箱體內,然後氣流進入濾袋上口自上而下流動,多數粉塵顆粒在重力和慣性力的作用下穿出濾袋下口,沉降至下箱體內(灰斗) ,被濾的凈化氣體經通風機排入大氣中。In this paper, high heat penetration into a moving particulate bed is described mathematically with a comprehensive heat and mass transfer model. the distribution of gas velocity and pressure, the temperature field of gas and solid in the moving particulate bed are examined for different conditions. the results show that thermal penetration into the moving packed - bed particles by fluid flow in porous media is high only in the position near the gas entrance. the thermal penetration thickness tends to increase with the fluid flow velocity and decrease with the particle moving velocity. in the region of thermal penetration, the porosity of solid bed has significant effect on gas field and pressure loss. it is feasible to reduce the gas pressure loss by a larger width / height packed bed in design and operation. the correspondence between thermal infection depth and particle bed height would be helpful to keep high oapacity of reactor and reduce the cost of operation
針對移動顆粒床中物料層內的高溫氣體滲流傳熱現象,考慮滲流與傳熱的相互作用,採用局部非熱平衡假設建立了多孔介質滲流傳熱物理數學模型並進行了數值計算.研究了不同情況下床內填充多孔介質中的流速、氣固溫度和床層壓力損失.計算結果表明,高溫熱氣對移動床顆粒料層的熱滲透主要發生在滲流入口端區域,增大入口滲流速度以及減小床層物料下移速度將導致物料溫度沿床高慢速下降,熱滲透深度擴大,熱滲透作用區域內的物料溫度水平提高.在熱滲透作用區域,孔隙率對流場和壓力損失有很大的影響.研究結果對于移動顆粒床反應器的設計與運行具有一定的參考作用The legislation was amended in 1996 to encompass periodic examination of gasholders, deter damaging of underground gas pipes, improve safety requirements for the maintenance of gas installations and prohibit the importation and sale of certain types of dispensable lpg containers
有關法例於一九九六年作出修訂,把儲氣鼓的定期檢查納入監管范圍,同時防止地下氣體喉管受損壞,改善氣體裝置維修的安全規格,以及禁止多類用完即棄的石油氣瓶入口和銷售。The legislation was amended in 1996 to encompass periodic examination of gasholders, deter damaging of underground gas pipes, improve safety requirements for the maintenance of gas installations and prohibit the importation and sale of certain types of disposable lpg containers
有關法例並於一九九六年加以修訂,目的是將儲氣鼓的定期檢查納入監管范圍、防止地下氣體喉管受損壞、改善有關氣體裝置維修的安全規定,以及禁止多類用完即棄石油氣瓶入口和銷售。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。Lower inlet style means the dusty flow inlet is situated on the lower part of the bag - house, and the direction of flow is opposite to that of dust precipitastion
下進風是指含塵氣體流入口位於袋室下部,氣流與粉塵沉降方向相反。Gas pressure regulators for inlet pressures up to 100 bar ; german version en 334 : 2005
入口壓力100巴及以下用氣體壓力調節器Some liquid will vaporize and some of the vapor will be carried into the flame through the air inlets
有一些液體會蒸發,而有一些則會通過空氣入口進入火焰。A mathematical model of flows in the substrate was established using the equivalent continuum approach, and multi - dimensional numerical simulation of the steady flows in the catalytic converters was performed. simulation results show that the separation and vortex, which cause the pressure loss and the velocity non - uniformity at the front of the first substrate, are generated near the wall of the conical pipe. in addition, the larger the inlet cones angle the more the pressure loss and maldistribution in converters, however, when the angle enlarges enough the pressure loss would be decrease
結果顯示氣流在擴張圓錐管壁附近出現分離產生較強的擾動,造成局部流動損失和載體前氣流速度沿徑向分佈不均勻;入口擴張管結構對催化器的流動特性有很大影響,但並非擴張角越大,催化器流速武漢理工大學碩士學位論文分佈的不均勻性和壓力損失也增大,而是存在著一個最佳角度,但當擴張角增大到一定程度以後,擴張角對流速分佈和壓力損失的影響變小。With computations and analysis, the comprehension on the mixing and combustion process is increased, and some significative results are listed below : a ) there are three recirculation regions and one vortex region in the combustor, and these recirculation regions affect the combustion process deeply, b ) increasing side - arm angle and moving side - air inlet position toward the fuel inlet can improve mixing and combustion characteristics, and increase the combustion efficiency, c ) when the angle between two air - inlets equals to 180
通過計算與分析,增進了對補燃室內摻混燃燒過程的理解,為固體火箭沖壓發動機補燃室設計提供了一些有意義的結果: 1補燃室內的流動十分復雜,存在三個迴流區和一個旋渦區,迴流區對摻混燃燒過程有重要影響; 2增大空氣入射角度、向前移動進氣道出口位置有利於增強頭部迴流區強度,增強摻混效果,燃燒效率上升; 3En 1827 respiratory protective devices. half masks without inhalation valves and with separable filters to protect against gases or gases and particles or particles only. requirements, testing, marking
呼吸保護裝置.無吸入閥帶防止氣體或氣體微粒或只有微粒的分隔濾膜的半口罩According to the requirement of the evaluation system, a measurement system is designed. it ' s data acquisition board is a microchip processor application system. it ' s main duty is to acquire the state parameters of the input - output air of the dryer - pressure, temperature, relative humidity, flux and transfer the data to a compuper
根據總體要求,設計了一個測試系統。其中的數據採集板是一個單片機應用系統。它負責採集乾燥器系統輸入輸出氣體的狀態參數? ?壓力、溫度、相對濕度、流量,並把數據通過串口上傳給計算機分析處理。All items of liquids, aerosols, gels must be stored in 100 ml containers which fit comfortably within a re - sealable transparent plastic bag of a maximum capacity not exceeding 1 litre all duty free items of lag must be accompanied with proof of purchase
所有液體凝膠狀物體及壓縮氣體須以不超過100毫升的容器分別盛載及整地放入容量不超過1公升並可再封口的透明膠袋內Elastomers for gas pressure regulators and associated safety devices for inlet pressures up to 100 bar ; german version en 13787 : 2001
入口壓力達100巴的氣體壓力調節器和相關安全裝置用彈The results indicate that the flow velocity is lower and the pressure is high in majority of the step cylinder, the distinct variations of the flow field occur in the threshold of the step cylinder at the bottom and the abrupt transition sections, the holes in the inner and outer tubes and the exhaust hole
結果表明:步進缸內大部分區域流體流速較小,壓力較高,且變化不大,發生明顯變化的部位主要分佈在步進缸底部水管入口及截面突變處、內外套對孔處和排氣孔處。Safety devices for gas pressure regulating stations and installations - gas safety shut - off devices for inlet pressures up to 100 bar ; german version en 14382 : 2005
氣體壓力調節站和裝置用安全設備.用於入口壓力100bar分享友人