流體平均溫度 的英文怎麼說

中文拼音 [liúpíngjūnwēn]
流體平均溫度 英文
fluid bulk temperature
  • : 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...
  • : 體構詞成分。
  • : Ⅰ形容詞1 (沒有高低凹凸 不頃斜) flat; level; even; smooth 2 (高度相同; 不相上下) on the same l...
  • : Ⅰ形容詞(均勻) equal; even Ⅱ副詞(都; 全) without exception; all
  • : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 流體 : [物理學] fluid; fluor流體力學 fluid mechanics; hydromechanics; 流體生物學 hydrobiology; 流體運動學 hydrokinematics
  • 溫度 : [物理學] temperature
  1. The control motors in the well traction robot require high temperature resistant, quick response, small volume and large power density. because coreless dc motors uses ironless - rotor, the inertia and inductance is very small, mechanical time constant is less than 28 milliseconds, several products can attain in less than 10 milliseconds. its weight and size are 1 / 3 - 1 / 3 less when compared with an iron core motor of same power

    井牽引機器人對控制電機不僅有耐高要求,而且有響應快、積小、能量密大等要求,而空心杯電樞直電動機由於無鐵心,故慣量和電感大為減小,機電時間常數小於28ms ,部分產品可以達到10ms以內;與同等功率的鐵芯電機相比,其重量、積減輕1 / 3 - 1 / 2 ,是低慣量電機中性能最好的一種。
  2. Based on the u. s. navy generalized digital environmental model ( gdem ) climatological temperature and salinity data on a 0. 5 x 0. 5 grid, the three - dimensional current system in the kuroshio south of japan and kuroshio extension is determined and analyzed by using the p - vector method

    本文選用美國海軍gdem全球氣候月鹽資料,空間解析為0 . 5 0 . 5 ,應用p矢量方法對日本以南黑潮和黑潮延續三維場進行了診斷計算和分析研究。
  3. With stable and reliable operation, compact structure, and strong air breathing ability, it enables to enhance the stocking density for fish and prawn, flow water by stir to increase the dissolved oxygen concentration in water, and make even water temperature to improve water quality, which is an idle equipment for high - yielding aquaculture

    具有工作穩,運行可靠,結構緊湊,充氣能力強,提高魚蝦放養密,攪拌水動,增加水中溶氧含量,能使水勻達到改善水質的目的,是實現高產養殖的理想設備。
  4. Find the law of the influence from the injection pressure to the filling time and the cavity pressure and make certain of the best filling time, injection time and injection pressure. though the analysis of the flowing velocity and pressure spread of the key position element in the injection parts in different gate position, we forecast the injection parts quality and the possibility injection flaw and its position, optimize the gate position. in this paper, though the research of analogue of the runner system of metal - powder injection molding and the process of injection molding, we get the law of how the injection parameter influence the injection process

    在相同的注射條件下,通過分析喂料在不同直徑和長道中的動規律,得到了喂料在道中的速場、壓力場和場,找到了道長徑比的合理取值范圍,並得出通過改變道設計可實現對現有設備資源充分利用的結論;給出了不同注射壓力下,型腔壓力與充模時間關系曲線和喂料熔充填速與充模時間關系的曲線,得到了注射壓力對充填時間和型腔壓力的影響規律,確定了最佳的充模時間、注射時間和注射壓力;通過分析採用不同位置澆口注射時注射件關鍵位置單元的動速和壓力分佈,預測了注射件的成形質量,或可能產生的注射缺陷及位置,優化了澆口設置。
  5. Through having done field surveys in the campus of chongqing university, this paper tested classroom indoor and outdoor climate parameters in june, july and september of 2005, it used questionnaire to acquire subjects ’ thermal sense, draft sense and humidity sense in classroom each month, and programmed composition to compute predicted mean vote and compared pmv with the field testing results of mean thermal sensation vote. it is discovered that pmv is overvalued the college student ’ thermal sensation in chongqing. it finds that people in chongqing adapt to the typical summer hot and winter cold sweltering weather

    對重慶地區高校教室的現場調查,測試了重慶大學2005年六月、七月和九月教室室內外熱環境參數,通過採用問卷主要掌握了受測對象教室里的冷熱感、氣感和潮濕感,通過編製程序求得預測熱感覺評價pmv的值,比較pmv和問卷調查得到的熱感覺mtsv ,發現pmv預測值高估了重慶地區高校學生的熱感覺,這里的人群對重慶這種夏熱冬冷地區比較典型的悶熱氣候具有一定的熱適應性,對現場問卷調查的結果進行分析,得出了室內空氣、氣、相對濕與人主觀感覺之間的回歸曲線,發現重慶地區高校學生熱中性時的空氣為25 . 5 , fanger根據歐美人群調查得到的公式計算出的預測熱感覺為中性時的空氣為25 . 0 ,兩者相差0 . 5 。
  6. Two typical examples analyses are conducted for the average conditions both of winter and summer climates under vapor diffusion and air leakage. a further discussion is set forth to determine the main factors that the moisture accumulation in wall is affected. it is found that the factors are the relative humidity at the wall surface, indoor temperature, permeability, air pressure difference and rate of the infiltrative or exfiltrative airflow

    本文首先研究了墻內的濕氣遷移過程,詳細分析了濕積累現象形成的原因,通過對夏、冬兩季氣候下墻內、水蒸氣壓力、相對濕及濕積累在僅有擴散、擴散與空氣滲透同時存在等情況所作的具計算,發現墻內、外表面的相對濕、室內、滲透率、空氣壓差以及空氣的滲是影響墻內濕積累的主要因素。
  7. According to the features of air - conditioner in truck, four main factors have been confirmed in the text which will affect body " s heat comfort : temperature of blowing the face, temperature of blowing the feet, velocity of air flow, average temperature of radiation. the index of pmv - ppd has also been selected as the method of evaluation for the heat comfort

    本文根據載貨汽車空調的特點,確定了影響人熱舒適性的四個主要因素,即吹臉、吹腳、空氣速、輻射,並選定pmv - ppd指標作為熱舒適性的評價方法。
  8. In this paper, we aim at establish heat and mass coupled transfer model in the building wall, the emphasis of this study lies in creating a coupled and non - linear diferential equation system for the heat air and moisture transfer in the wall, which can be described by means of continuum mechanics and irreversible thermodynamics, the most dominant factor is moisture conten 9la gas pressure pc and temperature t, for the description of heatair and moisture transport, the general mass balance equation can be expressed by the temporal change of moisture conten 9 l, gas pressure pc and temperature t that means, in order to create a closed solvable equation system, the other additional dependencies have to be found, which the other variable depending on the variables of the solution : moisture conten 6 l gas pressure pc and temperature to the model is verified by the numerical simulation software which has been developed about building wall.,

    根據節能設計要求,本文用熱力學的方法,並根據多孔介質中多相動描述方面的最新研究成果? ?方程,建立了墻熱、濕和空氣耦合熱質傳遞模型,並推導出熱、濕和空氣耦合傳遞等效擴散方程;找到建築墻熱、濕及空氣耦合作用下熱質傳遞過程的主要影響因素濕容量_ l 、氣壓p _ c和t 。開發了單材料墻熱質傳遞數值模擬軟,用實測數據對軟進行調試並對模擬計算結果進行了驗證。模擬出了單材料墻在熱、濕和空氣耦合作用下建築墻內的和濕分佈規律。
  9. In the upper troposphere, there is no intact asian active center. the troposphere structure of summertime ao is implicated with the horizontal heterogeneity of air temperature throughout the whole troposphere with its center over asian continent, which results in the zonal asymmetry and baroclinic structure of the summertime ao ( especially its asian center ). on the contrary, the correlation between wintertime ao and sea - land thermal contrast confines in the lower troposphere, hence its zonal asymmetry and baroclinity in the lower level

    夏季北極濤動的這種結構與對層整層的分佈不勻性有密切聯系,且這種分佈差異主要現在亞洲大陸,因而也就使北極濤動的中緯亞洲中心呈現出比同緯帶其它區域更為明顯的緯向非對稱性和斜壓性;而冬季北極濤動受下墊面海陸分佈差異影響,其緯向非對稱型和斜壓性質主要出現在對層中低層,在對層高層表現出很強的環形模態和正壓結構。
  10. Refined grids were utilized in a large - eddy simulation model for obtaining high - resolution planetary boundary data and analyzing surface layer turbulence. simulation results showed that refined meshes reduced turbulent contributions of subgrid scales, sensitivity of simulation results to sgs parameters decreased, and features of the whole boundary layer were explicitly resolved better. results also revealed flux - profile relationship correctly in surface layer and a good agreement of turbulent velocity characters with observation. therefore, it concluded that the les method was able for simulation of surface layer flow and turbulence, and might be used for further applications

    採用加密網格的大渦模式獲取邊界層風場的高解析模擬結果,並據以分析近地面層大氣的湍特性。結果表明,較小的網格尺使次網格湍貢獻率大為降低,模式計算結果對次網格參數的依賴性減小,邊界層整特徵得到更好的反映。同時,模擬出的近地面層通量廓線關系及湍特徵與實際觀測結果吻合甚好,表明模式具有反映近地面層運動和湍特性的能力。
  11. The simulations results show that the average combustion temperature is much lower in fuel - rich state and little higher in oxygen - rich state near the best o / f ratio. by extending the post - chamber length the oxidizing gas and the fuel pyrolytic gas can burn completely and the average combustion temperature can be prominently increased. the fuel - rich recirculation zone close to the head of combustion chamber is very important for the combustion

    計算結果分析表明:發動機在富燃狀態下燃燒偏低,在接近理想配比的富氧狀態下燃燒有所提高;加長補燃室可以大幅提高發動機的燃燒,並促進氧化劑氣和熱解氣的充分燃燒;燃燒室頭部的富燃迴區對發動機的燃燒非常重要,去掉燃燒室頭部突擴段后,氧化劑氣和燃料熱解氣不能充分燃燒,發動機的燃燒大幅下降。
  12. In this paper, a image processing method has been presented, with this method mean temperature of testing object can be arrived at from infrared picture and the interior temperature gradient of the test pieces in the situation of transient heat transfer can be got. unsteady - state heat transfer mechanism of wall has also been studied in this paper. on the basis of theoretical analysis and experimental study we can get such conclusions : infrared testing of energy conservation of buildings is rapider and more accurate than heat - flow meter method which is popular at present ; heat transfer mechanism in the situation of unsteady - state heat transfer has been analyzed through experiment ; the interior layers ’ temperature of the test pieces ascent in company with

    本文在理論分析和試驗研究的基礎上得出以下結論:本文研究的紅外檢測建築節能的方法比目前存在的熱計法更快速、更準確;用試驗分析了墻在非穩態傳熱情況下的傳熱機理;試件各層隨著受熱面環境的上升而上升,只是上升的程不同,響應時間不同,這是由於試件內部有一個蓄熱過程;通過傳熱理論和建築熱工計算推導出了非穩態傳熱情況下的傳熱系數的計算公式;本文用matlab進行紅外圖片的處理,進而得到被測物的;用數據處理軟擬合
  13. The article quantitatively analyses the winter hot air ' s distribution regulation in the human work region and reveals the regulation of temperature gradient forming and change and the influence to human thermal comfort. after test research, it clarifies the thermal characteristic regulation of indoor environment in winter air condition room. the mainly characteristic regulations are the over - great vertical temperature gradient and the over - low mean radiation temperature of air condition room

    本文對現有實際空調房間冬季熱射在人工作區的規律做出定量化分析,揭示了其形成變化的規律及對人舒適的影響,經過測試研究明確冬季空調房間室內環境存在的熱特性的規律,其中房間的垂直過大、空調房間的輻射較低是其主要熱特性規律。
  14. If we known radius distribution of media grains and add the thermal perturbation on the normal thermal gradient, thus it lead to unremitting the dynamics process of heat and mass transportation and chemical interaction in the area

    並使用此模型研究了局部的變化和顆粒半徑不一分佈對研究區域內場和濃場的變化情況,其結論是它們之間的耦合可能打破系統的衡,驅使系統長時間持續進行輸運反應動力學過程。
  15. Under the action of cycle fan, the hot air stream inside each unit of the dryer will carry out hot air cycle. final air with iow temperature and high damp will be out. the whole drying process with stably and high effect will be finished

    使熱空氣穿通過床面上的被乾燥物料進行勻的熱質交換,機各單元內熱氣在循環風機的作用下進行熱風循環,最後排出低高濕的空氣、穩高效地完成整個乾燥過程
  16. While sintered by radiation heating, the average pore size decreased slowly with increase of temperature at first, and then fell sharply, showing that the pecht technique could achieve consolidated structure at relative low temperature. fe was sintered at on / off of 6 / 1, 12 / 2, 24 / 4, 48 / 8

    脈沖大電燒結fe顆粒材料,燒結孔徑值隨呈波浪關系;輻射加熱燒結的孔徑值隨的升高先緩慢減小,繼續升高,孔徑值急劇減小。
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