流出氣體分析 的英文怎麼說

中文拼音 [liúchūfēn]
流出氣體分析 英文
effluent gas analysis
  • : 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...
  • : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
  • : 體構詞成分。
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  • 流出 : outflow; effusion; runout; vegetate; runoff; profluvium; discharge
  • 氣體 : gas; gaseous fluid
  1. In this paper, using phoenics software to compute and analyze the variety rule of the convecting transfer heat at the basis of computing and analyzing the temperature and velocity field of one underfloor supply air room with a focus hot source, and concluding that the number of the hot source and the supply air outlet > the intensity of the hot source and the volume of supply air will influence convecting transfer heat, and obtained its correlativity formula

    本文針對一下部有集中熱源的地板送風空調小室,利用phoenics軟,在計算小室內的速度場及溫度場的基礎上,對對熱轉移量的變化規律做了計算,最後得對于下送風小室的對熱轉移量與熱源的個數、送風口個數、熱源強度、送風量等因素有關,並且得了其相關關系式。
  2. By comparing the dry plate pressures drop and distributions of velocities simulated on single valve with those of double valves, it was found that there was intense turbulence in the flow fields around fixed - valve, there were eddy areas between valve side orifices and tray wall, there were eddies above the valves too, these led to the complex behaviors of gas perforating valve, these had a great effect on the gas - liquid mass transfer process. at the same time, in order to prevent the disadvantageous effect of gas between one valve with another on the gas - liquid mass transfer, it was very effective to change the fields of gas perforating valve by folding the edges of valve

    通過對數值模擬得的單閥和雙閥塔板的干板壓降及場速度對比后發現,固定閥周圍場存在較強的湍動,閥側孔與塔板壁面區域以及閥的上方空間存在明顯的渦區,使穿閥后的行為變得復雜,並對液傳質過程產生重大影響;模擬結果表明,為防止和削弱固定閥間的對沖造成的「死區」對傳質帶來的不利影響,通過折邊來改變路是非常有效的,模擬值與實驗值基本得到吻合。
  3. Through the special studies on impacts to atomizing and humidifying effect from such factors as the firing pin type, centrifugal structure, higher spraying pressure, less aperture, initial water temperature and original state of the air, some conclusions are obtained, such as : the centrifugal nozzle with firing pin type, high pressure and little aperture has bigger air eddy and atomizing angle. the spaying liquid has high velocity. the droplet is small, and the heat and mass transfer velocity is high

    通過對撞針型結構、離心式結構、較高的噴水壓力、較小的噴嘴孔徑、噴水初溫及待加濕空初狀態對霧化加濕效果的作用原理的重點,得到:撞針型高壓小孔徑離心式噴嘴具有較大的空渦與霧化角,噴的液速高、液滴小、水與空傳熱傳質速率高,撞針型結構提高了霧化加濕效率,高壓小孔徑的特點為霧化加濕提供了較大的能量,而噴水初溫的升高會減小水的粘性力和表面張力,從而優化加濕效果。
  4. Contraposing the measurement principle of the traditional hotwire air mass flowmeter, the reason of the excursion of the result for flow measurement was analyzed and inferred when environment temperature changed ; the method for temperature compensation and the realization circuit was given ; and compared the theory output of the new type hotwire air mass flowmeter with its real output after temperature compensation

    摘要針對傳統型熱線式空質量量計的測量原理,和推導當環境溫度變化時對量測量結果產生偏移的原因;提了一種環境溫度的補償方法和具的實現電路;並對經環境溫度補償后的一種新型熱線式空質量量計的理論輸和實際輸進行了計算與比較。
  5. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論對旋式豎井泄洪洞應用於高水頭、大泄量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導洞改建,對高水頭( 252m ) 、大泄量( 1400m ~ 3 s )條件下旋式豎井中的水運動特徵進行了比較全面的測量,包括空腔形態、徑向佈及井壁壓強等;二、提了豎井空腔段螺旋水水力計算方法,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋式豎井的消能機理進行了探討,對豎井各部的消能能力有了總認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、通過試驗研究,歸納豎井水總摻量估算方法,為導洞排方案的設計提供了參考依據;六、在高水頭、大量條件下,豎井空腔段下部速很高,盡管水螺旋運動引起的離心力可以確保井壁壓強保持正壓,但空化數依然較低,因此豎井的空化空蝕始終是工程界關注的重大問題。
  6. The research object of this thesis is a chip - array that is fixed on one of printed circuit boards ( pcb ), which are located in a forced air field ( forced convection ) in an electronic case ; and from the essential equations of airflow we can deduce the mathematical model of the turbulent flow ; then we can establish the finite element algorithm and apply the fe software to work out the equations of turbulent flow, finally we can use the software to display and analyse the field of flow and temperature

    本文以處于強迫空場中的某pcb板及其板上的電子元件陣列作為研究對象,推導了紊場的數學模型,並建立了相應的有限元求解格式,應用有限元法對該系統的紊場和溫度場進行了模擬:解算pcb板上各電子元件的溫度佈;並提了用於求解系統風道特性曲線的cfd方法。
  7. This thesis introduces the working principle, craftwork requirement, modeling process, control strategies and the realization of lf refining furnance bottom blowing argon control system. through the study and analysis of bottom blowing argon process control system, the thesis discusses the mean neural network model of controlled object and the mathematical models of the exectors, pwm adjustable pressure controller and pcm adjustable flux controller according to the relevant liquid knowledge and relevant data, including design data, test data and running data. to begin with the craftwork reguirement of bottom blowing argon and the actual instance of the control system, it presents the strategies of fuzzy parameters self - adaptive pid control used in pressure difference inner loop and fuzzy plus pi compound control used in flux outer loop which are based on the above modeling in order to carry out the accurate control of argon flux

    本文介紹了lf精煉爐底吹氬過程式控制制系統的工作原理、工藝要求、建模過程、控制策略以及控制系統的實現。通過對精煉爐底吹氬過程式控制制系統進行研究與,並根據力學的有關知識以及有關數據(其中包括設計數據、試驗數據和運行數據) ,建立起了被控對象的平均神經網路模型和執行機構(即pwm調壓器和pcm調器)的數學模型。在此模型的基礎上,從底吹氬工藝要求和控制系統的實際情況發,提了壓差內環模糊參數自適應pid控制策略和量外環模糊pi復合控制策略,以實現氬量的精確控制。
  8. The paper discusses dynamical conditions of the supercritical ore - forming fluid system based on study of regional geological background and analyses of physiochemical conditions of ore - forming process and puts forth the ore - forming mechanism : upper mantle uplift - mingling of meteoric water and magmatic hydrothermal fluid separated from acidic magma under tensile or transitional tensile environment - water / rock reaction - transportation - chemical coupling ore precipitation

    超臨界成礦系統形成的區域地質背景和研究成礦物理化學條件的基礎上,探討了超臨界成礦系統形成的動力學條件,提該系統的成礦機理:與燕山晚期酸性火山侵入巖漿有關的金銅礦床是在上地慢隆起、張性或向張性過渡背景下形成的,酸性巖漿經熔離作用形成的巖漿熱液與大降水混合,經水巖作用等復雜的輸運和化學反應耦合過程的動力學產物。
  9. Based these researches acquired and using a mathmatical model, this thesis tries to research the contaminant concentration distributions of three - dimention indoor turbulent flow by means of computational fluid dynamics and heat transfer, and then works out the ventilation efficiency

    本文企圖在前人的基礎上,通過建立相應的數學模型,用動數值計算方法來模擬室內三維的紊態中的污染物濃度佈,進而計算室內的通風效率,得通風效率較好的室內組織形式。
  10. According to those analysis and the background of geological evolution of basin, the kind of hydrodynamics was regarded as compaction before y3 and then as compaction - osmosis after y3. futhermore, the key time of oil and gas reservoir formation was summarized, it is furthermore, the main cause of high pressure formation was believed that the compaction was not enough in paleogeothermal gradient, meanwhile, analyzing the cause of the low pressure nowadays, it was the uplift and erosion of stratum or pressure divulgence because of seal and so on

    另外,還確定油成藏的關鍵時期為伊敏組沉積末。再者,認為欠壓實是最大埋深狀態下,超壓形成的主要原因,同時了形成現今負(低)壓的原因,其原因為地層抬升剝蝕、壓力因封閉層的泄漏等。最後,恢復各主要目的層的古勢的演化歷史,從伊敏組末至現今,油勢佈特徵具有較好的繼承性。
  11. We also investigated the pathological changes of mouse liver, thymus and cerebrum cortex challenged by so2 inhalation by in vivo tests. we studied the apoptotic induction on mouse spleen cells and cytotoxicity of human embryo lung fibroblasts of so2 derivatives by in vitro tests. in vivo tests of sulfur dioxide inhalation showed : ( 1 ) effects on mouse lung of so2 challenge : we found no significant apoptotic changes induced by so2 inhalation but obvious pathological changes of lung with vacuolating of osmiophilic multilamellar bodies which maybe related with the decrease of surfacant and decrease of microvillus of type ii alveolar cells ; we also found thickening of part of basement lamina between type i alveolar cells and capillary endothelium cells which may inhibit the dispersion of oxygen and contribute to lung dysfunction

    二氧化硫熏染毒的內實驗結果表明,在本次實驗的濃度范圍內( 56mg m ~ 3 、 112mg m ~ 3 、 168mg m ~ 3低、中、高三個濃度) : ( 1 )通過透射電鏡、 dna凝膠電泳式細胞發現二氧化硫吸入染毒一周對小鼠肺臟沒有明顯的凋亡誘導作用,但通過透射電鏡觀察發現二氧化硫可引起肺臟明顯的超微結構改變,引起型肺泡上皮細胞板層空泡化,微絨毛減少,線粒緻密化或腫脹變性;肺泡血管內皮細胞和型肺泡上皮細胞之間基膜增厚,使氧彌散功能現障礙,從而降低肺功能。
  12. The dynamic behavior of bubbles in the turbulent liquid is analyzed theoretically, the mechanism of bubble deformation and breakage is explored on the basis of kolmogoroff ' s isotropic turbulence hypothesis, and the mathematical model for predicting gas - liquid interfacial area is proposed

    同時,還從理論上了湍泡變形與破碎的機理,提了預測液相界面積的多相湍動力學模型。
  13. ( 2 ) the process of dc discharge in o2 / n2 mixtures with the different n2 concentration has been simulated. the dependences of number of collisions with the e / n and the energy of electron are given. it is analyzed stressfully that the process of electron - molecule collision with the e / n and the energy of electron in air at atmospheric pressure

    對于o _ 2 n _ 2混合,模擬了不同配比條件下直放電過程,得了發生碰撞的粒子數隨e n 、電子能量的變化;著重了空中激發、電離、解及解電離碰撞的粒子數隨e n的變化,給了電子漂移速度和平均電子能量隨e n的變化。
  14. Computational fluid dynamics ( cfd ) techniques are used to study and understand fluid behavior in tunnels. by simulating complex specific operational cases, we can educe velocity or flux distribution in tunnel under different ventilation and resistance situation and determine the favorable operational procedures of the erlang mountain tunnel ventilation in a fire case. comparison has been made between a simulation and experiment for some cases in order to prove the cfd model is powerful, so that enables the study of cases for which experimental data is not available

    採用本文將隧道內的看成是理想的一維恆定動,通過對二郎山特長公路隧道半橫向通風系統建立隧道內的空動力學模型,利用計算機進行數值與計算,得發生火災時,不同通風阻力條件下隧道中的風速佈及佈,並通過實驗室隧道模型實驗進行驗證與修正,依據研究結果給了二郎山半橫向通風隧道的火災控制方案,從而解決了二郎山公路隧道通風對火災的控制問題,同時為半橫向通風公路隧道的火災通風提供科學的方法。
  15. With a careful theoretical analysis various physical parameters such as the gas density, temperature, and pressure, and the ultraviolet and ionizing radiation fluxes can be derived.

    通過仔細的理論,可以推導密度、溫度和壓力等各種物理參量,以及紫外輻射和電離輻射的量。
  16. This paper analyzes the forming principle, effecting factors and controlling measures of poisonous gas of exhaust emission from petrol engine for vehicle fully and accurately. after the comparison on the emission control measures, it is clear that there is a trade - off relation between emission control and power, torque, fuel consumption of engine. " efi + catalytic converter " is a integration measure of in - engine and out - engine, which is a mainstream technology of emission control for petrol engine for vehicle

    本文通過大量的文獻閱讀,翔實的了車用汽油機排中有害的產生機理、影響生成的主要因素、治理排污染物的主要技術措施,指這些措施與發動機的其他性能(如動力性、經濟性等)的一種折中關系,只有「電控噴射+排催化轉化」是一種機內與機外相結合的措施,是控制車用汽油機排放的主技術。
  17. Based on detailed analyze on turbine engine and ramjet, a new conceptive internal - rotor burnt rotating ramjet ( irbrr ) with an rotating cylinder in the center of rotor in which the revolved stream can be ram - compressed and burnt has been proposed and some primary research have been done as below : the scheme of structure, principles, thermodynamic cycle and performances of the new conceptive engine has been studied in the paper

    本文通過對燃渦輪發動機和航空沖壓發動機的原理結構進行詳細並進行融合創新,提了一種利用內置旋轉汽缸進行旋轉沖壓壓縮和旋燃燒的新概念內置燃燒室旋轉沖壓發動機,並進行了一些前期的基礎性探索研究,具研究內容有:對旋轉沖壓發動機進行了總方案設計、工作原理動熱力循環和性能等概念性研究。
  18. Normally water resources is affected by human activities and climatic change, but it is affected mainly by climatic change in runoff forming regions located in the high and middle mountainous area in the northwestern china. river runoff in the hexi inland arid region all originates from the qilian mt. area and the change of mountainous runoff resulted from global weather warming up and will bring an important effect to the development of society and economy in the hexi region. so the response on mountainous runoff and its changing trends are analyzed on the basis of the measured data of precipitation, air temperature, and discharges observed from some weather and hydrologic stations in the studied area. the results show that seasonal variation of mountainous runoff in the hexi inland region is mainly affected by the river ' s geographical location and supply source, and the yearly change by precipitation and that in the west of the region by air temperature besides precipitation. there are some obviously regional differences in the influences of climatic change on surface runoff in the hexi inland arid region, that is, rivers runoff in the west of the hexi area have been increasing and rivers in the east part have been decreasing, and the rivers runoff in the central part presented slowly increase trend, such as the heihe river, but it is not quite obvious

    一般情況下,水資源的變化主要受候變化和人類活動的影響,但在位於我國西北內陸乾旱地區的中高山地帶,徑的形成主要受前者的影響.甘肅省的河西內陸乾旱區是該省重要的工農業生產和經濟開發區,這里各項社會和經濟活動與山徑的變化都有著十密切的關系.因此,筆者根據有關水文象臺站的降水、溫和徑觀測資料,了以黑河、昌馬河、西營河等主要河為代表的河西內陸區山徑的變化特徵與規律.結果表明,河西內陸區山口徑的季節變化主要受地理位置和河補給來源的影響,而年際變幅則受山區降水量年際變化及變幅的影響十明顯.目前,梨園河以西河水量處于上升階段,梨園河以東的河則處于下降的階段;以黑河幹鶯落峽水文站年徑為代表的走廊中部地區的山口徑正處於1990年開始的枯水段的上升段.但總而言,河西內陸乾旱區山口徑的變化相對比較穩定.預計今後若干年內,河西內陸乾旱區東段河山口徑的變化以偏枯為主,中段、西段河山口徑的變化以平水或平水偏豐為主
  19. Proposed in this paper is a digital compensation algorithm developed on the basis of fuzzy control theories

    摘要為快速、精確測量質量量,通過量計中量的變化規律,提一種基於模糊控制方式的數字補償演算法。
  20. According to the requirement of the evaluation system, a measurement system is designed. it ' s data acquisition board is a microchip processor application system. it ' s main duty is to acquire the state parameters of the input - output air of the dryer - pressure, temperature, relative humidity, flux and transfer the data to a compuper

    根據總要求,設計了一個測試系統。其中的數據採集板是一個單片機應用系統。它負責採集乾燥器系統輸入輸的狀態參數? ?壓力、溫度、相對濕度、量,並把數據通過串口上傳給計算機處理。
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