foaming time 中文意思是什麼
foaming time
解釋
發泡時間-
In this paper closed - cell foam samples with basically controllable pore structure and uniform distributed pore were prepared by means of melt foaming technique ( mft ). by relative theory analysis and adjusting the content of foam agent, foaming temperature, stirring time and hold time, means of getting samples with high quality has been found
本文採用熔體發泡法，通過相關理論分析和控制發泡溫度、攪拌時間、保溫時間、調節發泡劑含量等制備出了孔結構基本可控、孔洞分佈均勻的閉孔泡沫鋁樣品。 -
With the coated tih2, the foaming process of aluminum has been researched in the laboratory. the results indicate that the weight of foamer and viscosity increaser sending to the melt aluminum, the time of agitation and holding at foaming temperature, will influence the structure as well as porosity of foam aluminum, so that the structure of foam aluminum can be adjusted by improvement technology parameter which is practical
西安理工大學工程碩士學位論文利用包覆的發泡劑在實驗室對發泡工藝進行了研究，結果表明發泡劑的加入量、增粘劑的加入量、攪拌及保溫時間都對制備泡沫鋁的孔隙率和孔結構有明顯影響，因此，通過調整工藝條件，可以調節泡沫鋁的結構。 -
The results show that the optimal processing of 6061 aluminum foams which have structural uniformity and controlled porosity is the foaming temperature 620 - 690, heating rate 45 / min - 60 / min and heat preservation time is 12 - 18min. according to pore size tih2 content is chosen. when pore size is big, tih2 content is high and heat preservation time is short, vice versa
研究結果表明，對于實驗採用的6061鋁合金粉末材料來說，加熱發泡製備出孔隙結構均勻，孔隙率可控的泡沫鋁的最優條件是，加熱溫度為620 - 690 ，保溫時間為12 - 18min ，加熱速率為45 - 60 min ， tih _ 2含量可以根據所需孔徑的大小來確定。 -
The thermodynamic conditions of decomposition of the foaming agent tih2, homogeneous and heterogeneous nucleation in high - temperature solid and liquid, growth and movement were achieved to demonstrate the trend of pore evolvement in this paper. moreover, according to the characteristics of in - situ gas foaming, the equations of the height change of foaming samples with heating time were primarily established to study the behavior of foams and to guild the experiment processes
另外，論文通過大量的熱力學分析，得出了發泡過程中發泡劑分解以及氣孔在固液態時的均勻形核和非均勻形核、氣孔的生長和運動等熱力學條件，揭示了氣孔演化的趨勢；論文還根據內生氣源發泡的特點，初步建立了高溫熔體中氣體發泡高度隨時間變化的方程，為進一步深入的研究發泡機理奠定了一定的基礎。
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