排流通道 的英文怎麼說
中文拼音 [bèiliútōngdào]
排流通道
英文
uptake of exhausting gas and stream-
Brings forward the basic network cell model of symmetrical blast vault and asymmetric blast vault. then studies and analyses airflow in vault of main voltage switchyard hall of xiluodu hydropower station which is far cry and large numbers of airflow conflux, brings forward concept of “ virtual embranchment ” and corresponding basic network cell model, regresses calculate expressions of flux uniformity coefficient and impedance of “ virtual embranchment ” of vault of main voltage switchyard hall of xiluodu hydropower station
而後又採用cfd數值模擬的方法對溪洛渡水電站主變洞排風拱頂這種多股氣流匯流的長距離通道內的氣流流動進行了分析，提出了「虛擬分支」的概念和相應的網路基元模型，並回歸得到了溪洛渡水電站主變洞排風拱頂各個排風「虛擬分支」風量均勻系數以及阻抗的計算公式。The non-bleed controller uses air only when exhausting the line to the controlled device.
無放流式調節器只有在通至調節機構的管道排氣時才消耗空氣。The water - depth computer monitoring system collects data from gps, multi - frequency fathometer ( 16 frequencies ) and plc network. based on the analysis of these data, a three - dimensional underwater ground profile is presented for the scheduled area of geotextiles - laying, the development tool of the three - dimensional underwater ground profile is opengl. this thesis is organized into five chapters
水深計算機監控系統採集來自gps 、多通道測深儀（ 16通道）以及plc網路的數據，將這些數據進行處理后，顯示待鋪設軟體排的小區域內的三維水下地形，三維地形的開發採用目前國際上流行的三維圖形介面opengl 。By arrangement of the control channels through which the hydraulic fluid flows from the discharge chamber into the oil reservoir, this allows any gas bubbles being released from the hydraulic fluid during the suction stroke to be expelled into the oil reservoir
通過液壓油經控制通道由排出腔流入油槽的這種布置，使得任何在吸入沖程從液壓油中釋放出來的氣泡都被排到油槽中。The thermal visualizations of jet impingement cooling with single or double row holes inside semi - enclosed channel are measured by using infrared camera and then the impingement cooling heat transfer coefficients are deduced. the effects of flow and geometry parameters on convective heat coefficients are obtained. the results show that : for a single row normal impingement, the impingement cooling effectiveness is enhanced with the increase of impinging reynolds number or the decrease of hole space to diameter ratio, and the best effectiveness is achieved under the jet - to - surface spacing equals to 2 ; when the jet is oblique to the confined wall, the cooling effectiveness is weaken especially under the jet - to - surface spacing ratio is greater than 2 ; for double rows normal impingement cooling, the cooling effectiveness of rear row jet is weaker than the front row under lower impinging reynolds number or bigger jet - to - surface spacing
對于單排垂直射流，沖擊冷卻效果隨射流雷諾數的增加、孔間距與直徑比的減小而得到提高，沖擊間距比為2時換熱效果最好;沖擊孔中心線向通道封閉一側傾斜后，射流沖擊冷卻的范圍變窄，當沖擊間距比大於2時駐點區的對流換熱能力明顯降低;對于雙排沖擊射流，孔排間距與直徑比的增加使沖擊冷卻范圍變大，但在兩排孔之間區域的對流換熱系數有所下降;在較小的沖擊射流雷諾數和較大的沖擊間距比下，後排射流的沖擊換熱效果要遜於前排射流。The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade
葉片內部通道冷卻是一個復雜的對流?導熱耦合傳熱問題，本文在分析葉片內部通道冷卻的流動與傳熱情況的基礎上，建立了三維、可壓縮紊流的物理模型，得到了通用的求解辦法；利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片的矩形直通道的幾何模型，計算了冷卻空氣通過這幾種通道時的流動與換熱情況，得到了各種不同情況下計算區域的溫度場、壓力場、速度場；在此基礎上分析了不同的通道高度、不同的葉片通道材質對葉片內部通道冷卻的影響，並整理得到了各種通道形式下，努謝爾數和阻力因子與雷諾數的函數關系；本文重點研究了新型的葉片內部通道冷卻強化傳熱措施?帶擾流片的內部冷卻通道的強化傳熱效果，通過與光滑矩形直通道、帶針肋通道的冷卻效果的比較，表明了這種新型鮚構的優勢，對于葉片內部通道冷卻結構的設計可以起到指導的作用。Then the thermal visualizations of jet impingement cooling with single or double row holes inside semi - enclosed ribbed channel are measured by using infrared camera and the effects of flow and geometry parameters on convective heat coefficients are obtained. the results show that : the impingement cooling effectiveness of ribbed surface is affected greatly by the jet - to - surface spacing, and the best effectiveness is achieved under the jet - to - surface spacing equals to 1. the correlation formulas of impingement heat transfer characteristics to the parameters are finally concluded and in good agree with the experiment data
最後，對單排、雙排沖擊孔試驗板在半封閉通道展開了流量系數的研究，在變化各種幾何因素及流動因素的情況下由實驗得出了沖擊孔流量系數值，討論並分析了各種因素對流量系數的影響程度，建立了沖擊孔流量系數的準則關系式，與實驗結果對比表明:該準則關系式與實驗實測數據吻合較好，精度較高，有較高的工程應用價值。The mo - dified first - come - first - served algorithm, time - adva nc e algorithm and constrained position - shift algorithm are put forward to automat ically plan the most efficient landing order, to assign optimal spaced landing times to all arrivals without violate the spacing requirements for different typ es of aircraft and to enhance the usage of the runway under heavy traffic condit ion in the terminal area
為了能夠在終端區交通繁忙的情況下高效地為到達的飛機流安排合理的著陸次序，並在不違反飛機間距要求的情況下給出各飛機經過優化的著陸時間，提高機場跑道的利用率，提出了經過改進的先來先服務、帶有時間提前量、帶有約束的位置偏移三種排序演算法。The uk building regulations permit ventilation fans to be eliminated if trickle ventilators and passive stack extract vents are provided
英國建築規范允許在設有細流通風設備和被動式的煙囪排煙道的情況下，通風機可以不設。Length of navigable inland waterways ： refers to the length of the natural rivers, lakes, reservoirs, canals, and ditches open to navigation during a given period, which enables the transport by ships and rafts
內河航道里程：也稱「內河通航里程」 ，是反映內河水運網規模、水平和發展情況的主要指標；是指在一定時期內，能通航運輸船舶及排筏的天然河流、湖泊水庫、運河及通航渠道的長度。We have advanced the city construction sustainable developing strategy on studying socialized production and life service function ( hub of communication, information linking modern water supplying and draining, energy supplying, calamity preventing, environment preventing ) ; purify and beauty function ( gardens afforest landscape controlling ecology protection ) ; science and cultural function ( exhibition hall, science and technology center, conference service center, gymnasium, library, museum and other recreations ), environment quality controlling, etc. during the process of the city construction sustainable development, thinking manner and view, such as systemic view, natural view, resource view, value view, morality view, should be educated and abided
通過對城市基礎設施建設?交通樞紐功能、信息溝通功能、現代化給排水、能源供給、防災和環保設施為主體的社會化生產生活服務功能、高水平的園林綠化、景觀控制、生態保護為主要內容的城市美化凈化功能，由展覽館、科技館、會議服務中心、體育場館、圖書館、博物館及其它文化娛樂設施組成的科技文化教育交流功能，環境質量控制等等問題的分析與探討，提出我國城市建設可持續發展的各項對策。詳細分析城市規劃的價值觀和方法論。詳細分析研究城市建設可持續發展中的系統觀，自然觀，價值觀，倫理道德觀等新的思維方式。Using a " vortex intake " device, the underground drainage system has the dual benefit of relieving storm flow in downstream urban areas in districts such as western and kennedy town, and avoiding the difficulty of constructing or enlarging drains and culverts in urban areas and the resultant disruption to traffic that may ensue. the " vortex intake " project is a significant piece of hku s research achievements, and exemplifies the collaboration between academia, industry and government
漩渦進水口的水力工程，不單可以紓緩西區及堅尼地城一帶于暴雨時，因大量急湍的水流往下沖而造成水浸及危險的問題，還避免了在市區興建或擴建排水道及暗渠的工程；在鬧市中進行此類工程十分困難及費時，並且一定會阻礙交通，帶來不便。The plans will be carried out in different stages, which involves 11 key projects, including : taipu river, wangyu river, dyke around the taihu lake, south - drainage in hangjiahu plain, water drainage and diversion in huxi, hongqitong, flood control in east - west tiaoxi, water drainage and diversion in wuchengxi, enlarging lanlugang, dredging liuhe and xietang, north drainage in hangjiahu, and flood prevention in the upper stream of huangpu river
該方案以流域防洪除澇為主，統籌兼顧供水，航運和環境保護等方面的利益，計劃分期實施包括太浦河、望虞河、環太湖大堤、杭嘉湖南排、湖西引排、紅旗塘、東西苕溪防洪、武澄錫引排、擴大攔路港疏浚泖河及斜塘、杭嘉湖北排通道及黃浦江上游防洪工程等十一項骨幹工程。This article introduced the method of geological investigation of nanling tunnel karst disease, elaborated the tunnel engineering geology conditions, especially the karst water, the karst water power channel and the harm of karst water, and analyzed the cause that produced the karst disease
摘要南嶺隧道巖溶地下水活動造成地表坍陷、洞內泥砂淤塞等病害，其原因在於隧道施工遺留的導洞長期疏排巖溶水，採用地質測繪、物探、鉆探、水文地質試驗等綜合勘察方法，查明地下水通道位置、地下水流速、流向，針對病害原因，提出攔截、封團、疏排、填充等綜合整治方案。Put your ear near the victim ' s nose and mouth to listen and feel for breathing for 3to 5 seconds. watch to see if the chest rises and falls
維持開放氣道位置，用耳貼近病人口鼻，頭部側向病人胸部。眼睛觀察病人胸部有無起伏；面部感覺病人呼吸道有無氣體排出；耳聽病人呼吸道有無氣流通過的聲音。Air filtration portfolio, air filters, valve, oil mist machine, filter valve, oil mist separator, micro - mist separator, stability activated solenoid valve, pressure gauge, micro - valve and vacuum valves, links the release of the closure - pressure valves, and pipe connection, a one - way valve, t - shelves, shelves, brackets, diaphragm - type flow switches, blades type flow switches, further growth actuator, the valve lock, precision valve, pressure switches, mechanical pressure switches, pneumatic control ratio positioning devices, and electric - gas ratio positioning devices, and telecommunications - pressure converters, electro - pneumatic proportional valve, filter valve, shuttle valve, gas - electric relay and gas indicator, delay pneumatic valve and cylinder fcl, plumbing fcl, mufflers and exhaust cleaner, the excess flow valve with silencer, a one - way valve, rapid valve, rapid joints, rapid valve with fcl, rapid joint sub - cluster gas, micro joints, gas pipes, pipe from the devices, and helical coils, pipes, channels, scissors, multiple fastener, high - speed rotary joint, 10000 threaded joints, and insert the tube joints, rotary joints began, 68. 25 rapid joints and hoses, hose fittings and rapid non - electrostatic
空氣過濾組合空氣過濾器減壓閥油霧器過濾減壓閥油霧分離器微霧分離器穩定啟動電磁閥壓力表微型減壓閥減壓氣閥三通釋放式截流閥壓力開關管接頭單向閥t型隔板隔板托架膜片型流量開關漿葉型流量開關增速繼動器鎖定閥精密減壓閥壓力開關機械式壓力開關氣控比例定位器電-氣比例定位器電訊號-氣壓轉換器電-氣比例閥過濾減壓閥梭動閥氣-電繼電器氣源指示器氣動延時閥氣缸限流器管道限流器消聲器排氣潔凈器限流閥帶消聲器單向止回閥快速排氣閥快速接頭快速排氣閥帶限流器快速接頭集束分氣微型接頭氣喉管喉管脫離器螺旋管排管管道剪刀多管扣件高速旋轉接頭萬用螺紋接頭插入式管接頭旋式緊鎖接頭難燃性快速接頭和軟管不帶靜電快速接頭和軟管Therefore, if urban rainwater can be utilized to recharge groundwater, it not only can supply decreasing groundwater resource and prevent ground sedimentation a nd elevate groundwater level, but also can reduce expense of function and investment to drainpipe in city and lessen flood and waterlogging disaster at rainstorm
因此，若能利用城市匯集的雨水回灌地下不僅可以補充日益匱乏的地下水資源、阻止或減緩地面下沉、提高地下水位，同時還可以通過分流部分雨水減少城市排水管道和泵站的投資以及運行費用，並可減輕暴雨時洪澇災害的發生。In order to improve oil displacement efficiency of infusing agents and precisely to predict the three dimensional distribution about residual oil, taking the sand body of p 2 individual meandering river - channel in putaohuareservior of daqing oilfield as an example, by analyzing the thin interbeds and vertical permeability discrepancy, this paper brings forward the space configuration of the thin interbeds in single sand body, the vertical permeability distribution and gravitational differentiation which control the distribution of residual oil and the vertical multisection model of displacement efficiency in the condition of excluding exploitation factors and identical single sand - body,
摘要為了進一步提高注入劑驅油效率以及準確預測儲層中剩餘油在三維空間的分佈，以大慶油田葡萄花油層組p 2小層曲流河道砂體為例，通過對曲流河道砂體內部薄夾層構形及滲透率垂向分佈的差異性分析，在排除開發因素差異的同井單砂體分析條件下，提出了單砂體內部薄夾層空間構形、滲透率垂向序列與重力因素共同控制剩餘油分佈、驅油效率多段垂向序列模式。Nasa - 37 transonic and nwpu - 1 subsonic rotors are calculated by using this program. results of calculation indicates that this program can admirably simulate rotor rows flow in axial compressors and distinguish passage shock, leakage vortex path and separation of boundary layer
用該程序分別計算了nasa - 37跨音速轉子和nwpu - 1亞音速轉子，計算結果表明本文建立的孤立轉子程序能夠較好的模擬軸流壓氣機葉片排內流動情況，能夠有效的捕捉通道激波和間隙泄漏渦軌跡以及葉片附面層的分離。The phase - lagged method was adopted to solve the difficulty caused by the different number of vanes in different vane rows, some experiences and some formulas were shown in this paper
本文通過數值求解navier - stokes方程來模擬軸流式葉輪機械內多排葉柵通道二維粘性流場的非定常流動。分享友人