燃燒凈熱值 的英文怎麼說
中文拼音 [ránshāojìngrèzhí]
燃燒凈熱值
英文
net heat of combustion-
Estimation of net heat of combustion of aviation fuels, test method for
航空燃油燃燒凈熱值評定試驗方法Estimation of net and gross heat of combustion of petroleum fuels, test method for
評定石油燃料燃燒總熱值和凈熱值的試驗方法Appliances for the instantaneous production of hot water for domestic use operating on propane - air and on butane - air of 25 mj m3 and 24, 3 mj m3 net calorific value respectively and intended for connection to a vmc system mechanical extraction of combustion products
用25mj m3丙烷氣體和24 . 3mj m3丁烷氣體凈熱值工作的，並預定與燃燒物的vmc系統機械抽排裝置連接的家用快速加熱供水設備In order to study the regeneration mechanism of dpf in detail, we still need a mathematical model of the channel unit, which present temperature field and the soot reaction rate of the channel. finally, it points out the influences of various factors to the regeneration process by computing the numerical solution of model under different boundary conditions and geometry parameters, such as the initial temperature, the gas flow rate, the oxygen concentration, the sediment quantity and the wall thickness of the filters, and so on. in this way, the paper provides theoretical guidance for optimization design of the dpf
首先研究了干凈壁流式過濾體的加熱特性，然後在加熱和燃燒理論的基礎上建立了微粒捕集器再生過程的數學模型，並對模型進行了數值計算，得到了捕集器內部的三維溫度場分佈以及溫度梯度分佈，結果與實驗值吻合較好，驗證了模型的正確性;為了詳細的研究微粒捕集器的再生機理，建立了孔道單元數學模型，得到了孔道內的溫度場分佈和微粒反應速率分佈;最後，通過求解模型在不同邊界條件和不同幾何參數下的數值解，分析了各種因素對再生過程的影響，如過濾體初始溫度、過濾體內氣流的流動速率、氧濃度、微粒沉積量以及過濾體壁面厚度，為微粒捕集器的優化設計提供理論指導。分享友人