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sensible heat 【物理學】顯熱 (opp. latent heat)。

sensibly

A very much different fluxes model was suggested for remote sensing estimation , which takes account of the effects of advections in vertically or horizontally anisothermal vegetations . the inter - exchange of heat can result in lower total sensible heat flux and higher total latent heat flux of the considered areas . this method is designed technically for the simulations of pixel , is a try of new generation effluxes model 針對遙感基于像元計算的特點,提出一種全新的通量計算方法,模型的結構和思路專為遙感像元面上計算的特點而設計,主要考慮由地表非均勻和不連續性引起的像元內部熱量交換? ?局地微平流對顯熱和潛熱通量的影響,驗證表明,這種考慮平流的非均勻模型可以較好地模擬地表非均勻狀態下的熱量通量。

6 ) the correlation relationships of the mjo of daily 10m - wind ( v ) fields with that of sst fields are investigated by time - lagged svd method in the north pacific , south pacific and the tropical eastern pacific , and the basal process of v and sst mjo obtained in the three areas , which is a negative feedback process drived by drift and sensible heat under the conditions of shallow mld , is probably the maintaining mechanism 6 )用時滯svd方法分析了北太平洋、南太平洋、熱帶東太平洋區域10米高處逐日風(夕)場與sst場季內振蕩的相關聯系,得到了三區夕、 sst場季內振蕩的基本過程,它們是由漂流和感熱輸送推動的一個負反饋過程,它以薄mld為存在條件,可能是sst季內振蕩的維持機制。

Some variables regional distribution over south ningxia is given out in the course of evapotranspiration estimation : the regional distribution of surface characteristic parameters ( normalzed difference vegetation index , surface albedo , surface temperature ) , radiation balance components ( surface absorbed shortwave radiation , surface longwave radiation , atmospheric counter radiation , net radiation ) , surface heat and balance components ( soil heat flux , sensible heat flux , latent heat flux ) 估算區域蒸發(散)量的過程中,得到許多有意義的量:地表特征參數(植被指數ndvi 、地表反射率、地表溫度) ;地表輻射平衡各量(地表短波吸收輻射、地表長波輻射、大氣逆輻射、地表凈輻射) ;地表熱量平衡各量(土壤熱通量、顯熱通量、潛熱通量) 。

The maximum of instantaneous global radiation is beyond 1000w / m2 and the ten - days average intensity is 338 . 90w / m2 because of high atmospheric transparency over semi - arid rainfed agriculture region of loess plateau between june and august . global radiation , reflected global radiation and surface long wave radiation emerge the characteristic of daily variations on a typical clear day and cloudy day , whereas atmospheric long wave radiation has not this characteristic . meanwhile , net radiation , latent heat flux sensible heat flux and soil heat flux appear the same characteristic as the mean daily variations above spring wheat field and bare soil on a typical clear day and cloudy day 黃土高原半干旱雨養農業區夏秋季大氣透明度較高,晴天地面的總輻射值最大瞬時值均超過1000w m ~ 2 , 6 8月總輻射旬平均強度為338 . 90w m ~ 2 ;典型晴天和陰天總輻射、反射輻射、地表長波輻射均表現出明顯的日變化特征,而雨天沒有明顯的日循環規律;無論是晴天、陰天還是雨天,大氣長波輻射基本沒有明顯的日變化規律。

Soil heat flux from atmosphere to soil is about 5 % of net radiation on a clear and cloudy day and soil discharge energy to atmosphere on a rainy day above the same field . in brief , average latent heat , sensible heat and soil heat flux is 40 % . 50 % and 10 % of net radiation respectively 在春小麥下墊面,晴天能量主要消耗于農田蒸散,而在陰天顯熱交換大于農田蒸散耗熱;在晴天和陰天大氣向土壤的能量傳輸均維持在凈輻射的5左右,雨天時,土壤熱通量為負值。

The characteristic of surface radiation , energy balance , albedo , bulk momentum transfer coefficient cd and bulk sensible heat transfer coefficient ch between surface and atmosphere over rainfed field are analyzed based on the data of land - surface process field experiment in the dingxi arid meteorology and ecological environment experimental station 利用中國氣象局蘭州干旱氣象研究所定西干旱氣象與生態環境試驗基地取得的地氣相互作用觀測試驗資料,分析了地表輻射、地表能量平衡、地表反射率、總體輸送系數等特征。

Based on the importance of heat flux variability to the earth ' s climate change and the dependence of the study about heat flux variability on the accuracy of heat flux data , this study will focus on the quality evaluation of heat flux datasets available and seasonal and interannual variability of latent and sensible heat fluxes in the tropical atlantic ocean 基于海表潛熱和感熱通量的時空變化在全球變化中的重要性和海表潛熱和感熱通量研究對熱通量資料產品精度的依賴性,本文重點就現有熱通量資料產品的質量和熱帶大西洋海表潛熱和感熱通量的季節和年際變化開展較深入的研究。

At hot end of beat pipe , several measures were taken to eliminate heat , namely ( 1 ) traditional sensible heat elimination ; ( 2 ) exhaust air is processed by air washer , then passes through hot end ; ( 3 ) exhaust air is handled by wet film , then passes through hot end ; ( 4 ) sprays water at the top of hot end , respectively 第一級采用熱管式間接蒸發冷卻器,熱端布置4種散熱方式: ( 1 )傳統類型的顯熱散熱; ( 2 )排風經過噴水室降溫后進入熱端; ( 3 )排風經過填料式直接蒸發冷卻器降溫后進入熱端; ( 4 )直接在熱端頂部淋水。

The formulae for calculating coefficients of performance ( cop ) of metal hydride heat pumps ( mhhp ) for temperature upgrading are proposed after considering practical factors such as heat transfer of metal hydride bed and sensible heat exchange , which provide theoretical bases for reasonable selecting metal hydrides pair and adjusting diversified process parameters of mhhp 摘要考慮到金屬氫化物床的傳熱和換熱器間顯熱回收等實際因素,提出了升溫型金屬氫化物熱泵性能系數計算公式,為合理選擇金屬氫化物對,以及調整熱泵的各種工藝參數提供了理論依據。

The results show that the local average temperature and average surface temperature will rise , and both daily difference will rise , too . average sensible heat flux and its daily difference will also increase while average latent heat flux and its daily difference will reduce after the vegetation degration of some area in the west of liaoning province ; the average temperature will raise 0 - 0 . 5 , average surface temperature will raise 0 - 1 . 0 , average sensible heat flux will increase 5 - 40w / m2 , about 8 - 55 % and average latent heat flux will reduce 5 - 60w / m2 , about 4 - 48 % 模擬結果表明:在遼西部分地區植被退化后,當地6 、 7 、 8三個月的夏季平均氣溫和平均地面溫度升高,兩者的日較差增大,平均感熱通量及其日較差也增大,平均潛熱通量及其日較差減小;平均氣溫升高0 0 . 5 ,平均地面溫度升高0 1 . 0 ,平均感熱通量增大5 40w / m ~ 2 ,約8 55 ,平均潛熱通量減小5 60w / m ~ 2 ,約4 48 。

The mean bulk momentum transfer coefficient cd and bulk sensible heat transfer coefficient ch is 3 . 37 * 10 - 3 and 4 . 47 * 10 - 3 , which is slightly larger than that above desert gobi and grassland of plain and little than that above plateau . on one hand , the more unstable atmosphere is , the larger bulk transfer coefficients are under unstable conditions , on the other hand , and bulk transfer coefficients decrease as wind speed increases 動量和感熱總體輸送系數的平均值分別為3 . 37 * 10 ~ ( - 3 )和4 . 47 * 10 ~ ( - 3 ) ,略高于沙漠、戈碩士學位論文:半干早雨養農業區陸面過程觀測試驗研究壁及平原草地的值,而低于高原的值;在不穩定時,層結越不穩定,總體輸送系數也越大,并且隨風速的增加而減小。

In order to examine the influence of soil hydraulic characteristics on land surface process , the four soil hydraulic models are coupled with the simplified simple biosphere model ( ssib ) respectively and the simulated net radiation , sensible heat , latent heat and soil heat fluxes by the four coupled model are compared 利用ssib模式研究了不同的土壤水力模式對陸面過程模式模擬結果的影響。利用ssib mm5耦合模式研究了在陸面過程模式中土壤水力傳導率等計算上的差異對大氣模式模擬結果的可能影響。

Net radiation absorbed by ice surface only account for 6 of that absorbed by the sea surface and it is consumed mainly by the processes of sensible heat exchange and ice melting , deficit part of the heat is compensated from the latent heat released when water vapor is frozen on ice surface and heat stored in ice 冰面吸收的凈輻射僅為海面的6左右,主要消耗于感熱輸送和冰面融化過程,不足部分由水汽在冰面上凝結釋放的潛熱和冰中的熱通量來補充。

The simulation results show that the effective measures to improve cop of mhhp include enhancing heat transfer in metal hydride bed , adopting metal hydrides with a sufficiently flat plateau , reducing reactor heat capacities and its mass , and a highly efficient sensible heat exchange 結果表明:強化金屬氫化物床的傳熱、采用平臺傾斜度小的金屬氫化物、減小反應器材料的比熱和質量,以及換熱器間高效率的顯熱回收,是提高熱泵性能系數的有效措施。

( 3 ) for parameterization of the sensible heat , the positively correlation between surface temperature and bulk transfer coefficient lead to a positive additional sub - scale flux . its magnitude is determined by the grid average roughness and average wind velocity on the reference level ( 3 )對區域感熱通量的計算而言,由于地表溫度和整體輸送系數產生一個正的次網格通量項,它主要由網格平均粗糙度和參考高度平均風速所決定。

( 2 ) the anomalous eawm predominantly relates to the winter kuroshio ssta . the winter kuroshio ssta becomes positive ( negative ) when there is a strong ( weak ) eawm . the possible links might be the winter latent and sensible heat release in the west - northern pacific ocean ( 2 )東亞冬季風異常對冬季黑潮區域海溫異常有密切的聯系,當東亞冬季風偏強時,冬季黑潮區域海溫偏低;反之,冬季黑潮區域海溫偏高。

Net radiation absorbed by sea surface is balanced most by the process of latent heat transport , accounting for 50 of total heat , and the rest part is conducted to deep water and transported as sensible heat to air , accounting for 26 and 24 of total heat individually 海面吸收的凈輻射主要消耗于潛熱輸送過程,占凈輻射的50 ,其余熱量傳向水體深層和用于感熱輸送,分別占凈輻射的26和24 。

With highest respective boundary pbl parameter scheme , we devise five test projects : control experiment and sensitive experiments without sensible heat flux , without latent heat flux , without sensible and latent heat flux , without terrain 在高分辨率邊界pbl參數化方案下設計5組試驗方案,對幾個個例風場進行模擬檢驗:控制試驗、無感熱試驗、無潛熱試驗、無感熱無潛熱試驗、無地形試驗。

It shows that the surface temperature is extremely sensitive to land surface characteristics . a pdf of land surface temperature is given that is used in calculating sensible heat flux and latent heat flux of yangtze river lower region ( 3 )利用noaaavhrr衛星資料反演了長江三角洲(長江下游)地表溫度,發現地表溫度對下墊面特征的空間變化較為敏感。