進風溫度 的英文怎麼說
中文拼音 [jìnfēngwēndù]
進風溫度
英文
entering air temperature-
A new technology for improving hot blast temperature and decreasing fuel consumption with high emissivity coating on the regenerator of blast furnace ( bf ) hot stove were introduced
摘要介紹一種可以進一步提高熱風爐熱風溫度，降低燃料消耗的新技術。At fixed time intervals, the gts data are decoded by the hko main computer and quality control checks are applied. objective analyses are then carried out for data at various standard pressure levels to produce grid point values. charts showing flight level winds, temperatures and other information are made available at the airport meteorological office ( amo ) for the provision of flight documentation and airway winds
天文臺的主電腦定時對接收到的資料進行譯碼及質量控制檢查，跟著對各個標準氣壓層面的資料進行客觀分析，計出各網格點的數值，從而製作各巡航高度的風、溫度及其他資料的天氣圖，讓機場氣象所用來編制飛行氣象文件和航道風。At fixed time intervals, the gts data are decoded by the hko main computer and quality control checks are applied. objective analyses are then carried out for data at various standard pressure levels to produce grid point values. charts showing flight level winds, temperatures and other information are made available at the airport meteorological office for the provision of flight documentation and airway winds
天文臺的主電腦定時對接收到的資料進行譯碼及質量控制檢查，跟著對各個標準氣壓層面的資料進行客觀分析，計出各網格點的數值，從而製作各巡航高度的風溫度及其他資料的天氣圖，讓機場氣象所用來編制飛行氣象文件和航道風。The air absorbed by the fans is separated in and equably flows in the interior and outer canister, from to the heater and interior canister, the air is efficiently heat - treated, then the hot air influxes to and is balanced in because of the mixing by the heater, the hot airs temperature in has only little change, then it is separated completely from to ensure the balance - dryness of the colophony
由鼓風機吸入的空氣在處被分散，于內筒和外筒間均勻地流動，從處進入內筒和加熱管進行有效地熱交換。然後熱風在處匯集，在處無序混亂的熱內被均化。由於加熱箱熱風混合效果的作風，處的熱風溫度變化幅度很小，熱風經熱風排出口被完全均勻地分散開，從而保證了樹脂均勻乾燥。There are three kinds of drying systems : hot air drying, dehumidifying drying, and natural drying ; however, hot air drying is the most popular drying system
本研究的目的為探討熱能回收技術的效能，在熱風乾燥系統中設計和研製排放濕熱氣和進入空氣接觸的熱能回收裝置，達到加熱進氣溫度，減少乾燥作業所需能源。Thirdly, radiator performance test - bed thermal system control modeling and rule self - organizing fuzzy control simulation were studied. the water supply temperature, radiator inlet temperature, test room temperature based on water temperature regulation, air supply average temperature and test room temperature based on air temperature regulation total five controlled processes transfer function were set. finally, rule self - organizing fuzzy control simulation for two
通過試驗，辨識了散熱器實驗臺熱工系統中供水溫度、散熱器進水溫度、基於熱水系統調節的測試室溫度、送風平均溫度及基於送風系統調節的測試室溫度共5個被控過程的傳遞函數，並對基於熱水系統調節和基於送風系統調節的測試室溫度響應過程進行了規則自組織模糊控制模擬。Genetic algorithm is used to optimize the parameters of pid controller that is used to control the plant lon ( local operating network ) is designed to control vav air - conditioning system. by this means the static pressure control and minimum total supply air volume control are experimented. the paper analyzes the coupling among loops, the whole system ' s stability and energy saving effect under the two control methods
針對目前變風量空調系統的模型都是用機理建模方法建立的情況，本論文用最小二乘法對機組部分進行系統辨識，建立了水閥?送風溫度、變頻風機?靜壓兩個迴路的模型，經驗證比較接近實際系統；採用遺傳演算法對pid控制器的參數進行尋優，尋優結果令人滿意；設計了變風量空調系統的lon控制網路，以此為實現手段，進行了定靜壓控制和最小總送風量控制，並在兩種控制方式下，分析了各個迴路的耦合情況、兩種控制方式的穩定性和節能效果。The influence of the melt transfer temperature, spinning temperature, temperature and speed of quench air, the 1st hot rolls temperature, the 3th hot rolls temperature, drawn ratio on dying property of melt direct spun fdy were discussed
摘要主要就熔體直接紡fdy生產過程中熔體輸送溫度、紡絲溫度、側吹風溫度、風速、第一對熱輥溫度、第三對熱輥溫度、拉伸倍數等因素對染色性能的影響進行探討。The dehydration time is square of the droplets diameter so the small diameters of the droplets can cut down the drying time then reduce the height of the drying chamber. to the combined spin - flow pressure spray drying, the diameters of droplets are small and the dehydration rate is higher so keeping the qualities of the dried products we can increase the speed of the inlet wind and reduce the temperature of the outlet wind thus can improve the evaporation intensity of the drying chamber and the average energy utilization of the drying equipment
因霧滴的脫水時間與其直徑的平方成正比，減小液滴直徑有利於縮短乾燥脫水時間，可有效降低乾燥塔的高度；由於旋流式組合壓力噴嘴霧化滴徑的減小，脫水速度明顯加快，在不影響乾燥物料性質的前提下，適當提高進風溫度，同時有效地降低排氣溫度，有利於提高幹燥塔的蒸發強度，也有利於提高幹燥設備的平均能源利用率。After absorbing heat, the temperature rises to rated value and is let out at hot - blast mouth. when the hot - blast temperature reaches to the rated upper limit, the burner will stop to work automatically or turn to small fire. when the hot wind temperature reaches to the rated lower limit, the burner will kindle again or turn to big fire
需加熱的空氣通過選配的鼓風機強行送入熱風爐、吸熱后溫度升至額定值從熱風出口送出、當熱風溫度達到額定的上限溫度時，燃燒器會自動停止燃燒或自動轉為小火陷燃燒，當熱風溫度降低到額定的下限溫度時，燃燒器又會重新點燃運行或轉為大火燃燒，升溫的速度可調進風閥來實現。In the light of engineering design and experience gainedin trial - production as well as through the process calculation of drying, es - sentials are indicated for the process control in high - analysis compoundfertilizer production in a urea unit, and they are maintenance of appropri - ate amount of fine recycle and proper hot blast temperature at the inlet of the dryer
根據工程設計及試生產中的經驗，並通過乾燥過程的工藝計算，提出了尿素系列高濃度復混肥生產中的工藝控制要點是保持適當的細返料量及合適的乾燥機進口熱風溫度。Fresh inlet temperature range which satisfies given error limits is achieved, and the effect of instrumentation precision on accuracy of test results is analyzed by calculating and analyzing uncertainties of sensible effectiveness tests
通過對顯熱效率測試的不確定度的計算與分析，得出了滿足給定誤差限的新風進口溫度范圍，並分析了儀表精度對測試結果準確度的影響。The results of numerical experiments, using the four - dimensional variational data assimilation system of the nonhydrostatic mesoscale model mm5, show that : the tangent linear model and adjoint model conducted by keeping the " on - off " switches the same as the basic state, can provide a good approximation of the first - order information to the nlm perturbation and a good descent direction for the minimization procedure ; switching on and off at every other time step in the kuo cumulus parameterization scheme do n ' t impact the convergence rate of cost function ; the existence of the switches do n ' t impact improvement to the mm5 model rainfall prediction because that not only specific humidity, but also wind, temperature and pressure are assimilated into the model
非靜力中尺度數值模式mm5的四維變分資料同化系統進行的數值試驗結果表明： 「開關」變量保持與基態一致，所構造的切向線性模式能夠提供關于非線性模式擾動的一階近似，伴隨模式所計算的梯度值能夠為最小化過程提供較好的下降方向；郭氏降水參數化方案中對流每隔一個積分步的交替發生並不影響目標函數最小化的收斂速度； 「開關」變量的存在也不影響將風、溫度、氣壓和比濕結合起來同化對mm5降水預報準確性的提高。The main research contents are as follows : 1. build a steady - state simulation model of a general heat pump system, calculate system performances of using r22 and ( 30 / 70wt % ) r32 / r134a as refrigerants respectively, and get their performance curves as the working conditions change
主要研究內容如下： 1建立了常規熱泵系統的穩態模擬模型，對採用r22和（ 30 70wt ） r32 r134a為製冷工質的系統分別進行了計算，得出其各自性能隨蒸發器進風或冷凝器進水溫度變化的關系。Entering air temp
進風溫度There is no thoroughly rounded theory about displacement ventilation system in our country at present and our research begins recently. the study work of this paper will be useful for further optimization design of displacement ventilation system. this dissertation includes five parts. the first part introduces the development of the displacement ventilation and the background of research in domestic and oversea. in the second part, it gives working principle of displacement ventilation system and it ’ s advantages to the mixture ventilation. the study also gives a series of indexes to evaluate displacement ventilation system and specifies air supply terminal device and so on. it is needed to simulate and analyse the velocity field, temperature field and distribution of flow field. this is the third part. the forth part specifies the simulative method for thermal stratification of displacement ventilation system. it gives some factors affecting thermal stratification height such as inlet temperature, inlet velocity, heat transfer of wall body, distance of heat source and so on
本文的研究工作主要包括以下幾個方面的內容: （ 1 ）綜述了國內外相關的研究現狀和研究背景; （ 2 ）簡介了置換通風的工作原理，並分析了它相對于混合通風的優良特性及評價指標、末端裝置等; （ 3 ）對採用置換通風方式房間的溫度場、速度場和氣流分佈進行了模擬計算與分析; （ 4 ）對採用置換通風方式房間的熱力分層高度進行了模擬計算，並分析其影響因素，如:送風溫度、送風速度、圍護結構傳熱和熱源分佈等; （ 5 ）擬合了無量綱熱力分層高度相應于送風溫度t 、送風速度v 、熱源間距離l和圍護結構傳熱q的經驗公式。2. build a mathematic model of variable capacity system, simulate the steady - state performances of three different structures, and obtain their trends of performances and compositions with inlet temperature of evaporator descending
建立了變濃度容量調節的數學模型，對三種不同結構的系統進行了穩態模擬，得出其各自性能及組分隨蒸發器進風溫度的下降而變化的趨勢。Compared theoretical results with experimental data, it shows that heating / cooling capacity reduces when inlet temperature of evaporator is decreasing, which is not satisfied room comfortable demand at low temperature environment in winter condition
結果表明：隨著蒸發器進風溫度的降低，系統的吸熱量和制熱量都會減少，不能滿足冬季工況低溫環境下室內舒適性的要求。Cooling capacity increases with the raising of the flowing out temperature, and decreases with the raising up of the air temperature. the energy consumption increases with the increasing of the temperature of the water flowing out of the evaporator, and the environment air temperature
製冷量是隨冷水出水溫度的增加而增加，並隨環境進風溫度的增加而減少，機組的功耗是隨冷水的出水溫度的增加而增加，並隨環境溫度的增加而增加。Built up numerical simulation model of ufad system with single heat and pollutant source, adopted fluent software to study distribution of temperature 、 velocity and contamination ’ concentration, and changes of heat lamination height when temperature and velocity of air - in and surface temperature of heat source were changed and when the leakage of air - in plenum was considered or not. and compared and verified the simulation results with experimental testing data
建立了單一熱污染源地板送風的數值模擬模型，採用fluent軟體研究送風溫度、送風速度、熱源表面溫度的變化及有無考慮送風靜壓層的漏風時，室內溫度、速度和污染物濃度分佈以及熱力分層高度的變化，並與實測分析進行了對比驗證。分享友人