通風射流 的英文怎麼說
中文拼音 [tōngfēngshèliú]
通風射流
英文
ventilating jet- 通 : 通量詞(用於動作)
- 風 : Ⅰ名詞1 (空氣流動) wind 2 (風氣; 風俗) practice; atmosphere; custom 3 (景象) scene; view 4 ...
- 射 : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
- 流 : 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...
- 通風 : 1 (使空氣流通) ventilate; air 2 (透氣) be well ventilated 3 (透露消息) divulge information;...
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The above system realized the autogeneration of the membership functions and the control rules, greatly lessened the design period of the ventilation control system, and make it possible to on - line modify the control rules
本文提出的神經模糊控制系統實現了公路隧道縱向全射流通風模糊控制模型隸屬函數和控制規則的自動生成,大大縮短了控制系統的設計時間,為通風控制系統的實時在線修改奠定了基礎。This paper takes the steel constructions workshop building of bao ji bridge girder plant as background, inquiring into using isothermal level jet airflow to cut off workshop in the middle to organize airflow in it, attempting to resolve the problem of ventilation and dust removal in large space which has changeable dust source
本文以寶雞橋梁廠鋼結構車間的噴丸打磨廠房為工程背景,探討運用等溫水平射流進行空間隔斷,合理組織室內氣流,嘗試解決具有高大空間、變動塵源特點的高大廠房通風除塵問題。The relation between thermal environment parameters for instance air temperature, relative humidity, air velocity and thermal sensation or thermal comfort has been studied in all environments. the differences of thermal sensation or thermal comfort in this environments and pmv - ppd are researched too
並分析了在實際空調環境下、自然通風環境下和實驗空調環境下空氣溫度、濕度、空氣流速、環境輻射溫度等參數對人體熱感覺和人體熱舒適的影響;並將人體熱感覺和人體熱舒適與pmv - ppd指標進行了比較分析。Abstract : the in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging
文摘:針對早期建造的煉油廠和化工廠在役管式加熱爐熱負荷和熱效率低的狀況,提出了若干技術改造措施包括,增大對流管表面積以增大對流段的熱負荷;增加輻射管的換熱面積;修正煙囪高度;換用新型燃燒器,變自然通風為強制供風,以增大燃燒器的發熱量,減小過剩空氣系數,節省燃料2 % 3 % ;在對流段和煙囪之間增設空氣預熱器以提高空氣入爐溫度;採用高溫輻射塗料增強輻射換熱效果,從而增加熱源對爐壁的輻射傳熱量和爐管的傳熱量等。The in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging
針對早期建造的煉油廠和化工廠在役管式加熱爐熱負荷和熱效率低的狀況,提出了若干技術改造措施包括,增大對流管表面積以增大對流段的熱負荷;增加輻射管的換熱面積;修正煙囪高度;換用新型燃燒器,變自然通風為強制供風,以增大燃燒器的發熱量,減小過剩空氣系數,節省燃料2 % 3 % ;在對流段和煙囪之間增設空氣預熱器以提高空氣入爐溫度;採用高溫輻射塗料增強輻射換熱效果,從而增加熱源對爐壁的輻射傳熱量和爐管的傳熱量等。On the basis of the field data of water temperature, a new formula for estimating water temperature of river by using meteorological factors is put forward by using the method of least squares
摘要結合某流域水溫原型觀測資料,通過分析水溫與氣溫、太陽輻射、濕度和風速之間的相關關系,採用最小二乘法建立了水溫與氣溫、濕度和風速三者之間的多變量函數方程式,提出了一種利用氣象因子估算天然河道水溫的新公式。The paper involves the research of the application of neural - fuzzy control method to the road tunnel longitudinal ventilation system : by learning the sample data, the neural network automatically produces the membership functions and the control rules, subsequently, the fuzzy control model is easily established ; the distribution of pollutant and the fan operation is simulated under the varies traffic flow circumstances, the simulation results show that the longitudinal jet ventilation in medium - length and long road tunnels can be effectively controlled with the application of above method
本文提出了建立公路隧道縱向通風神經模糊控制系統的一般方法,利用神經網路學習樣本數據,自動提取建立模糊控制模型的隸屬函數和控制規則,通過模擬模擬各種交通狀況下的污染物分佈和風機運行情況,結果表明此方法對中長隧道全射流縱向通風具有良好的控制效果。Phenomena, such as flow field confusion and slagging etc. have occurred in the practical process of cyclone burner for coal - water slurry ( cws ) firing, on this basis a study on aerodynamic field of cws cyclone burners had been carried out through cold state experiments in the laboratory, then the influence of burner ' s structure properties upon the said flow field had been carried out, and expected to find more reasonable structure of the burner was found. in my study the focus is on the affection of cone and cyclone intensity in the condition of infinite and finite fields
本文著重研究現有水煤漿旋流燃燒器的旋流葉片角度,一次風擴口的長度以及角度對旋流燃燒器出口流場的影響,通過流場的比較,以期得到性能較好的旋流燃燒器。考慮到水煤漿燃燒器中心的水煤漿射流對于其空氣動力場的影響,本文在實驗室冷態實驗研究的基礎上,模擬水煤漿射流,研究其對燃燒器空氣動力場的影響。In this thesis, by changing the position of laser, increasing the operation velocity and adding the experimental materiel, the images data under the different operational condition are gotten. visual analysis of the different area of flow field is done, using a serial of images about the typical sate of flow field
試驗過程中,通過改變激光器照射截面,提高操作風速,變化物料高度,獲得不同工況下的圖像數據,並針對不同的流動區域,將獲得的典型流動狀態的連續圖像進行了可視化分析。Firstly, for jet array impingement cooling, the effects of the distance of adjacent holes, the impinging distance and jet reynolds number on heat transfer characteristic at the target wall are summarized under staggered holes arrangement and the same hole diameter. and then, the numerical simulation of inclined multi - hole film cooling has been studied. the influence factors examined in this case include blowing ratio and the distance of adjacent holes
首先通過對射流沖擊冷卻方式的研究,分析了相鄰孔間距、沖擊間距以及射流入口雷諾數對沖擊靶面換熱系數的影響情況,然後對多斜孔冷卻方式進行了數值模擬,重點探討了吹風比和相鄰孔間距對絕熱溫比與壁面換熱系數的影響規律,最後,針對沖擊-發散復合冷卻流場的計算物理模型,研究吹風比、相鄰孔間距的變化對沖擊-發散復合冷卻流動與傳熱特性的影響。This dissertation has on the research and design of a micro turbine engine as background and it is for the purpose of comprehending viscous flow behaviors in micro scaled conditions and that in the mini - turbine cascades. a mini wind tunnel is designed and set up which also can be used in other micro flow experiments. on the basis of this mini wind tunnel, three mini flow experiments, including micro jet experiment, micro boundary layer experiment and mini - turbine cascades experiment, have been carried out
本文以某型微型渦輪噴氣發動機研製為背景,以認識微尺度下粘性流體流動狀態及其機理和微渦輪葉柵通道內部流動特性為目的,設計並搭建了除本實驗外還可供其他流體力學實驗使用的微型風洞,並在該微型風洞基礎上進行了微尺度射流實驗、微尺度壁面邊界層實驗和微尺度渦輪葉柵實驗。An instrument that converts sound waves into an electric current, usually fed into an amplifier, a recorder, or a broadcast transmitter
擴音器,麥克風,話筒將聲波轉變成電流的工具,通常接至擴音器,錄音機或廣播發射機上By using multi - channel observations of olr, hirs - tb12, erb, vis, ssmr and ssm i on the us satellites, it is analyzed that the global general atmospheric circulation features related to the anomaly of cold vortex over northeast china and it s premonitors are also revealed. it is found that there is an effected chain, which consists of sea ice over northern hemisphere, sea surface temperature in the mid - east equatorial pacific, asia monsoon and local budget of earth radiation in northeast china, on the anomaly of northeast cold vortex. the impacts of each factor in the chain are discussed. the results indicate that the applications of multi - channel satellite observations on research of climate change are of significance
利用美國氣象衛星olr , hirs - tb12 , erb , vis , ssmr和ssm i多通道的觀測資料,分析了東北冷渦異常年的全球大氣環流特徵及其關鍵地區的先兆特徵對于東北冷渦異常,發現了有一個由北半球的海冰,赤道東太平洋的海溫,亞洲的季風以及東北地區地氣系統輻射收支組成的影響鏈存在。由此討論了影響鏈上的各因子對東北冷渦異常的作用。結果表明多通道衛星觀測資料的綜合應用在氣候變化的研究和預測中有著重要的意義。Adopts the scheme, the workstation could be in jet flow region and realize " series - wound " ventilation
採用這種送風方式,工作區處于射流區,不產生死區,可實現主廠房「串聯式」通風。Industrial fan - performance testing of jet fans
工業通風機射流風機的性能試驗Analyses theoretically the velocity distribution of the system, presents a layout method of inductive nozzles, expounds the calculation method of the jet parameters and the size of the nozzle, and provides a project example and some design data for reference
摘要理論分析了地下車庫誘導通風的流場,提出了誘導送風口的布置方法,闡述了誘導射流參數及風口尺寸的計算方法,並給出了計算實例和設計參考數據。分享友人