熱反氣旋 的英文怎麼說
中文拼音 [rèfǎnqìxuán]
熱反氣旋
英文
thermic anti-cyclone-
Thermic anti - cyclone
熱反氣旋Abstract : the distribution of cooling air which is in the grille - brick of the inner combustion hot air stove has been simulated with three dimension turbulent mathematical model so as to find a method which is used to improve the distribution of cooling air in hot air stove. the influence of differential horizontal plates on the distribution of cooling air is discussed. the results show that original big circle round field of flow in the pillar - cavity is changed into full one - way field of flow and edges gas flow, at the same time, is increased by horizontal plates. there is a different function with horizontal plates and vertical plates. to make the uniform distribution of cooling air in the hot air stove, it is necessary that horizontal plates and vertical plates are used in a combined way
文摘:應用紊流三維數學模型模擬內燃式熱風爐內冷風在格子磚柱中的分佈，尋求改善其分佈的途徑.討論了加設不同布置的水平導流板對氣流分佈的影響.模擬結果表明，在支柱空腔內加設水平導流板改變了原有大迴旋流場，使迴旋流變成大面積的單向流.通過在支柱空腔內加設水平導流板可以發展邊緣氣流，這恰好與加設豎直導流板的作用相反，水平導流板和豎直導流板的結合使用有望實現冷風在格子磚柱中的均勻分佈If a decadal positive temperature anomaly occurs in the eastern tropical pacific, the atmospheric response excites a anticyclonic wind stress anomaly in the east of australia, which will lead to generate a negative temperature anomaly in the western tropical south pacific
當熱帶東太平洋的海溫為暖異常，它將激發澳大利亞的東部沿岸的大氣產生反氣旋性風應力異常，在這種風場的作用，下方海水向四周輻散，導致熱帶西南太平洋的溫躍層變淺，產生負的溫度異常。The anomalous non - uniform heating induces anomalous cyclonic vorticity in south china, areas to the south of the yangtse and its mid - lower valleys, but anomalous anticyclonic vorticity in the indo - china peninsula and south china sea areas lead to the more southward position of wpsh than the mean
這種異常的非均勻加熱狀況導致我國華南、江南、長江中下游地區呈現異常氣旋性渦度製造，而中南半島大部和南海地區為異常反氣旋性渦度製造，使得1998年6月副高位置異常偏南。When tcf is low, the results will be opposite
少熱帶氣旋年則與以上的環流形勢相反。The blast furnace is a heat exchanger and also an oxygen exchanger of the gas and row, there are many physical and chemical changes in it. it is not very reasonable to develop a model only consider the statistics relations
但高爐是從風口迴旋區到料線的氣固逆流熱交換器；也是從軟熔帶到料線的逆流氧化交換器，其內進行著非常復雜的物理和化學反應。The main products includes various steam and electric heating reaction vessel, conduction oil, outer coil reaction vessel, polyester and resin completed equipments, vacuum reducing concentration tank, methanol and ethanol recovery tower, various corrugated stuffing, high effective membrane evaporator, new - type centrifugal drag membrane evaporator, vacuum rake dryer, condensing drum cut - off machine, shell - and - tube condenser,
本廠主要產品有各類蒸氣電加熱反應鍋，導熱油外盤管反應鍋，聚脂樹脂全套設備，真空減壓濃縮罐，甲醇乙醇回收塔，各類波紋填料，高效薄膜蒸發器，新型離心刮板式薄膜蒸發器，真空耙式乾燥機，冷凝滾筒切片機，列管式冷凝器，螺旋板式換熱器，外循環蒸發器，鋁制槽車貯罐，乳化設備，高速剪切分散機，種子罐，發酵罐，多功能提取罐，並承接各類非標設備。Numerical simulation by cfd was carried out to understand the hot current behavior in a tunnel with longitudinal ventilation. it becomes clear that fire source modeling is very important because the hot current behavior is strongly affected by the fire source position and is sensitive to methods in the modeling of the fire source. the flame area which has developed from the fire source is an area of chemical reaction caused by combustion. even if grids in the vicinity of the fire source are made fine, it was difficult to simulate the heat generation area with consideration to this chemical reaction through using a method for setting the heat release rate simply on the fire source surface. therefore, we proposed a method adopting the knowledge on flame shape under the longitudinal ventilation and incorporating it into numerical simulation and it showed a good agreement with the experimental results. it was shown through experiments in a tunnel with longitudinal ventilation that the hot current developed toward the tunnel center downwind from the fire source near a wall. the cause was investigated by numerical simulation and it became clear from the results that the spiral air by the fire plume created a vortex in the crevice between the wall and the plume
運用cfd進行數字模擬，以了解縱向通風隧道內熱煙氣流的特性.通過模擬發現對火源進行模擬非常重要，熱煙氣流特性受火源位置的影響很大，並且對火源模擬方法很敏感.火源生成的火焰區是燃燒引起的化學反應區域.即使火源附近的木垛排列完好，也很難在考慮這些化學反應條件下模擬熱生成區域.建議考慮縱向通風隧道內火焰形狀並對它進行數字模擬.模擬結果與試驗結果非常吻合.試驗證明，在縱向通風隧道內，熱煙氣流從靠近墻體火源處順風向隧道中心蔓延.數字模擬結果發現，火災羽流造成的螺旋上升空氣會在墻體和羽流之間形成一個渦流區Abstract : numerical simulation by cfd was carried out to understand the hot current behavior in a tunnel with longitudinal ventilation. it becomes clear that fire source modeling is very important because the hot current behavior is strongly affected by the fire source position and is sensitive to methods in the modeling of the fire source. the flame area which has developed from the fire source is an area of chemical reaction caused by combustion. even if grids in the vicinity of the fire source are made fine, it was difficult to simulate the heat generation area with consideration to this chemical reaction through using a method for setting the heat release rate simply on the fire source surface. therefore, we proposed a method adopting the knowledge on flame shape under the longitudinal ventilation and incorporating it into numerical simulation and it showed a good agreement with the experimental results. it was shown through experiments in a tunnel with longitudinal ventilation that the hot current developed toward the tunnel center downwind from the fire source near a wall. the cause was investigated by numerical simulation and it became clear from the results that the spiral air by the fire plume created a vortex in the crevice between the wall and the plume
文摘:運用cfd進行數字模擬，以了解縱向通風隧道內熱煙氣流的特性.通過模擬發現對火源進行模擬非常重要，熱煙氣流特性受火源位置的影響很大，並且對火源模擬方法很敏感.火源生成的火焰區是燃燒引起的化學反應區域.即使火源附近的木垛排列完好，也很難在考慮這些化學反應條件下模擬熱生成區域.建議考慮縱向通風隧道內火焰形狀並對它進行數字模擬.模擬結果與試驗結果非常吻合.試驗證明，在縱向通風隧道內，熱煙氣流從靠近墻體火源處順風向隧道中心蔓延.數字模擬結果發現，火災羽流造成的螺旋上升空氣會在墻體和羽流之間形成一個渦流區China is one of the countries which are harmed by storm surge both tropical and temperate cyclones, the disaster of storm surge can occure every seasons and from south to north in china ' s coastal area. based on the analysis of the features of temporal and spatial changes of storm surge disaster in the recent 50 years, this paper focuses on the frequency changes of historical records in recent 500 years and measured data in recent 50 years of storm surge disaster and the relationships between storm frequency change and climate fluctuation. meanwhlie, the effects of future increase in the frequency of tropical cyclones landing or affecting china and relative sea level rise with global warming on storm surge disaster of china ' s coastal area also discussed. the results show that, in recent 500 years, there are direct relationships between storm frequency change and climate fluctuation, i. e., high global mean temperature correspond with high storm frequency and low mean temperature correspond with low storm frequency. storm surge disaster in china ' s coastal area will be exacerbated with global warming
中國是全球少數幾個同時受臺風風暴潮和溫帶風暴潮危害的國家之一，風暴潮災一年四季，從南到北均可發生.本文基於中國沿海近50年風暴潮災時間變化和空間分佈特點的分析，著重探討了近500年全國及長江、黃河、珠江三角洲的歷史記錄和近50年實測風暴潮災發生頻次的變化及其與氣候波動的關系，並對未來全球變化背景下，中國沿海風暴潮災的變化趨向進行了討論.結果表明:近500年來，中國沿海的風暴潮災在氣溫較高的偏暖時段比氣溫較低的偏冷時段明顯增多.近50年實測臺風暴潮災的變化也是如此，而溫帶風暴湖的變化則與此相反.未來全球變化引起的登陸影響中國的熱帶氣旋頻次增加和相對海平面的上升，均將導致風暴潮災呈加重的趨向When the spatial pattern is of the north - south asymmetry, in the warm north - cold south years, there is a anticyclone circulation existing over the warm pool at 850hpa, easterly at 15 n and westerly in the tropical region have been greatly strengthened, while the center of anticyclone circulation moves to the east asia at 200hpa, and the hadley circulation has been affected evidently, so the summer rainfall may be above normal in the middle and lower reaches of the yangtze river, vice versa. there are different relations to east asia atmospheric circulation and summer rainfall in china
當ssta為南北半球反對稱分佈時，與ssta北暖南冷分佈相對應， 850hpa暖池區上空為一反氣旋偏差環流， 15 n附近東風氣流和赤道附近西風氣流增強，長江中下游地區盛行偏南風氣流； 200hpa反氣旋偏差環流中心移到東亞大陸上空；副熱帶高壓強度、西伸脊點都明顯變強、西伸； hadley環流得到發展，長江中下游（華北）地區為上升（下沉）氣流，降水明顯增多（減少） ，北冷南暖年則相反。When the tcf in nwp is high, the bengal bay cef which located at 90 e is strong and the new guinea cef located at 150 e is weak ; there is a anti - cyclonic circulation near the equator. the equatorial buffer zone is fortified : it is propitious to the equatorial anticyclones activated and push monsoon trough to higher latitude, this circulation pattern can promote the genesis of tc in nwp
多熱帶氣旋年，位於90 e附近的孟加拉灣越赤道氣流顯著增強，而位於150 e附近的新幾內亞越赤道氣流異常偏弱；在赤道附近存在一個異常的反氣旋性環流，赤道緩沖帶較強，有利於赤道高壓的活躍，季風槽被推向較高緯度，從而有利於熱帶氣旋的生成。The basic requirements include good cyclonic inflow i. e. for the northern hemisphere, inward spiralling in an anti - clockwise sense at the lower levels for the initial spin - up process, and good outflow channels at the upper levels for effective ventilation. the convergence of air at the lower levels and divergence aloft imply a vertical circulation which is schematically shown in the following cross - sectional diagram
熱帶氣旋的誕生及發展的基本條件是：在大氣低層必須有充份的氣旋式氣流輻合（在北半球，沿反時針方向螺旋形地流入） ，在大氣高層要提供足夠的氣流外溢通道，這樣才可以建立有效的通風機制。Otherwise, further development and intensification will be inhibited. the basic requirements include good cyclonic inflow i. e. for the northern hemisphere, inward spiralling in an anti - clockwise sense at the lower levels for the initial spin - up process, and good outflow channels at the upper levels for effective ventilation
熱帶氣旋的誕生及發展的基本條件是：在大氣低層必須有充份的氣旋式氣流輻合在北半球，沿反時針方向螺旋形地流入，在大氣高層要提供足夠的氣流外溢通道，這樣才可以建立有效的通風機制。The basic requirements include good cyclonic inflow ( i. e. for the northern hemisphere, inward spiralling in an anti - clockwise sense ) at the lower levels for the initial spin - up process, and good outflow channels at the upper levels for effective ventilation. the convergence of air at the lower levels and divergence aloft imply a vertical circulation which is schematically shown in the following cross - sectional diagram
熱帶氣旋的誕生及發展的基本條件是：在大氣低層必須有充份的氣旋式氣流輻合（在北半球，沿反時針方向螺旋形地流入） ，在大氣高層要提供足夠的氣流外溢通道，這樣才可以建立有效的通風機制。Results show that there are two main spatial patterns of the wp ssta : one is uniform in the whole area, the other is of the north - south asymmetry. when the spatial pattern is uniform in the whole area, in the warm years, there is a anticyclone circulation existing over the warm pool and westerly in the subtropical region and easterly in the tropical region have been greatly strengthened at 850hpa, while a anticyclone circulation over the india region at 200hpa, the walker circulation has been strengthened, the summer rainfall may be above normal in the upper and middle reaches of the yangtze river, vice versa
當ssta為一致性分佈時，暖異常年， 850hpa暖池區上空為一反氣旋偏差環流，副熱帶地區西風和低緯度地區東風得到加強，長江中上游地區盛行偏南風氣流； 200hpa南亞上空為一反氣旋偏差環流，長江中上游地區為北風； walker環流加強，副熱帶高壓偏強，經向垂直環流在25 35 n附近為上升氣流，長江中上游地區降水偏多，是lanina事件的多發年，對應的soi指數偏高，冷異常年則相反。Under the steering flow of an anticyclone over the east china sea, vongfong accelerated towards the west coast of guangdong on 19 august and intensified into a severe tropical storm with a maximum wind speed of about 90 kmh near its centre that afternoon
八月十九日，黃蜂在東海的反氣旋影響下加速移向廣東西部海岸，並於當日下午增強為一個強烈熱帶風暴，中心風力約為每小時90公里。Winds in hong kong are greatly enhanced due to the very large pressure difference between the continental anticyclone and the centre of the tropical cyclone
這時候，大陸性反氣旋和熱帶氣旋間的巨大氣壓差距，會導致香港的風力更為增強。In autumn, the variation of frequency of the landing tropical cyclone is also great, the biggest is nine, the smallest is only zero. seeing from the nine - year smoothing curve, there is obvious variation in inter - decade scale for frequency of landing tropical cyclone in summer. there is a clear positive relationship between frequency of landing tropical cyclone in summer and summer rainfall of some north city and middle part of vietnam
夏季登陸越南熱帶氣旋頻數與同期越南北部個別城市降水有顯著正相關關系;夏季登陸越南熱帶氣旋頻數與越南中部夏季降水有比較顯著的正相關關系，夏季登陸越南熱帶氣旋偏多，越南中部夏季降水亦偏多，反之亦然;秋季登陸越南熱帶氣旋頻數與同期越南北部降水有顯著正相關關系，同時與同期越南中部降水也有非常顯著正相關關系，即秋季登陸越南熱帶氣旋頻數偏多，則秋季越南中部和北部降水有偏多趨勢，反之亦然This anomalous non - uniform heating resulted in the powerful anticyclone vorticity locating in the south of yangtze river and western pacific, which lead to the intensive and westerly subtropical high
這種異常的非均勻加熱狀況導致我國江南到副熱帶西太平洋地區呈現帶狀的異常反氣旋性渦度製造，使得6一7月副高偏強偏西。分享友人