火焰的發生 的英文怎麼說
中文拼音 [huǒyàndefāshēng]
火焰的發生
英文
initiation of flame-
Moreover, the system of powdered coal conveying with primary air is the most important tache, whether the distribution of primary air is even or not directly relates to whether the distribution of powdered coal is even or not in all firing implement and nozzles, sequentially directly relates to whether it is hard to take fire, whether the fire is stable, whether there is coking and how about the heat efficiency of the boiler, hi addition, if there is jamming and deflagrate in the system of powdered coal conveying with primary air, severe safety accident can be resulted
良好的煤粉配風是建立合理的爐內空氣動力工況和穩定燃燒的必要條件。而其中一次熱風送粉系統又是最重要的一個環節，一次風配風是否均勻直接關繫到煤粉在各燃燒器和各噴嘴中的分佈是否均勻，從而直接關繫到著火是否困難、火焰是否穩定、局部是否結焦以及鍋爐的熱效率高低。若一次風送粉系統發生堵塞和煤粉爆燃則可能引發嚴重的安全事故。Mr bloom s sharp ears heard him then expectorate the plug probably which it was, so that he must have lodged it for the time being in his fist while he did the drinking and making water jobs and found it a bit sour after the liquid fire in question
布盧姆先生耳朵尖，此刻聽見他好像正在把板煙確實是板煙吐出去。那麼，當他喝酒啦解小手啦的時候，想必是把它攥在手心裏的。灌下那流質火焰后，嘴裏有點發酸。A red glow hung near the summit and an occasional minor explosion created a king-size fireworks display from the crater.
山頂附近閃爍的紅光和偶爾發生的小爆炸，構成從火山口放出的特大焰火。Floc point the lowest temperature at which vapors rising a sample will ignite momentarily on application of a flame under specified conditions
在規定條件下，油品加熱后所逸出的蒸氣與火焰接觸發生瞬間閃火時的最低溫度。First the author introduces the design of the flame monitoring system based on pic16f877 mcu in details. the detector, ( ecadata company ’ s production ), si - photodiode, is used as the sensor. its photoelectric current output is proportional to input light ’ s energy
經方案比較，決定選用基於火焰的紅外光譜輻射特性的火焰檢測原理，研製開發火焰監測系統，檢測元件選擇ecadata公司生產的紅外雪崩型硅光電二極體，光電二極體在接受紅外輻射時，其產生光電流的大小與入射光能量成正比。Master fireball : a roiling ball of fire which explodes on contact, spilling flames into a large volume and setting enemies alight
高級火球：劇烈燃燒的火球，接觸目標時發生大爆炸並大范圍的噴射出可以點燃敵人的火焰。Meanwhile in the condition of high temperature, water vapors can participate in combustion. water gas reaction will happen, which will reduce carbon particle in flame, and reform combustion performance, so improve combustion efficiency. the article developed a kind of technology of water injection into intake ports for 4135g diesel engine, meanwhile designed a suit of water injection system
同時在高溫條件下，水蒸汽參與燃燒，部分水分子與未完全燃燒的熾熱的炭粒發生水煤氣反應，形成可燃性氣體，從而減少了火焰中的炭粒，提高了油的燃燒程度，改善了燃燒狀況，提高了油的燃燒效率。Flame tube in aircraft engine undergoes high temperature and high speed airflow washing. a hypothesis was suggested, which takes the transient heat transferring as the main reason to the cracking and damage on flame tube. finite element method was adopted to simulate the thermal fatigue and the hypothesis was reproduced
發動機火焰筒的熱疲勞損傷是導致火焰筒失效的主要原因，本文提出了一種火焰筒熱疲勞損傷假設，認為火焰筒熱疲勞損傷不是由於發動機的運行和停車時冷熱溫度循環造成的，而是發動機啟動時瞬態溫度傳導過程中材料循環塑性變形的結果，利用該假設結合有限元計算模擬了火焰筒產生疲勞損傷的原因。Floc point the lowest temperature at which vapors rising from a sample will ignite momentarily on application of a flame under specified conditions
閃點在規定條什下，油品加熱后所逸出的蒸氣與火焰接觸發生瞬間閃火時的最低溫度。The security that the boiler burns depends on the stability of flame mainly, in order to avoid the emergence of the explosive incident of the boiler, the coal powder must be burnt steadily in the stove, if it is unstable to burn, temperature field is not even in the stove, light to cause thermal efficiency of boiler reduce greatly, cause to waste, heavy and easy to is it produce stove serious consequence to present
鍋爐燃燒的安全性主要取決於火焰的穩定性，為了避免鍋爐爆炸事件的發生，爐內煤粉必須穩定燃燒，如果燃燒不穩定，爐內溫度場不均勻，輕則導致鍋爐的熱效率極大地降低，造成浪費，重則容易出現爆爐等嚴重後果。Ygritte had been kissed by fire ; the red priestess was fire, and her hair was blood and flame
耶格蕊特火吻而生；紅袍女則本身就是火，她的頭發是鮮血與烈焰。At presentproduces the mechanical variety includes : becoming spongy machine, pingqie machine, turns on lathe cutting machine, the punching machine, sets up cutting machine, the flame assembly, the gummy assembly, thebreaker and so on
目前生產的機械品種有：發泡機、平切機、旋切機、打孔機、立切機、火焰復合機、膠粘復合機、破碎機等。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If you do extinguish a hydrogen flame and do not stop the flow of hydrogen, the escaping gas can be re - ignited, sometimes explosively
如果你欲撲滅氫氣火焰而同時又不能切斷氫氣流，那麼，逃逸的氣體可能再被點燃，有時還會發生爆炸。Water quality - physical, chemical and biochemical methods - determination of sodium and potassium : determination of sodium and potassium by flame emission spectrometry
水質.第2部分:物理化學和生物化學方法.第44節:鈉和鉀的測定:火焰發射光譜法鈉和鉀測定When the fire breaks out, fire source may spread to the storage tank through the inlet, when the flame passes the small pore of the flame - resistant core layer in the respiration valve, due to the wall effect, the corrugating plate absorbs a great deal of heat, so as to increase heat loss at once, so that the flame is extinguished
當發生火警時，火源有可能通過進入口向儲罐內漫延，當火焰通過呼吸閥內阻火芯層的狹小孔隙時，由於器壁效應，波紋板吸收大量熱源，使熱損失突然增大，從而使火焰熄滅。The author first make an brief introduction to the current development of rpm and fire detection technology, next analyze the cause of firing and paper rupture, and promote a resolvent of using uv detective sensor and vidicon as detection components
介紹了快速原型技術和火災探測報警技術的發展現狀，分析了lom快速成型機發生火災和斷紙的原因，提出用紫外線火焰探測器和攝像機做為檢測元件的方法。A two - zone and a multi - zone diagnostic and predictive models are proposed for combustion process in gasoline engine, contains spark ignition process, transfer heat and no emission calculation, in chapter 2
第二章建立了汽油機燃燒過程的雙區和多區診斷及預測模型，其中包括火焰傳播模型、傳熱模型、點火計算和火焰核發展模型、 no _ x的生成模型以及工質物性參數的計算模型。If there are high temperature gradient between cool liner and hot liner, compressive plastic strain appear at that transient time, which lead to gas film wall bearing high tensile stress at high temperature. high tensile stress is one of main reasons which destroy combustor
分析表明，起動過程中由於熱傳導滯后引發的溫度梯度可以導致火焰筒氣膜唇邊在起動瞬間發生較大的壓縮塑性應變，進而使得該區域在工作時承受較高水平的拉伸應力，高的拉應力會導致火焰筒萌生裂紋。分享友人