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首页> 外文期刊>海洋理工学会誌 >アサリ浮遊幼生の着底に着目した高炉水砕スラグの特性
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アサリ浮遊幼生の着底に着目した高炉水砕スラグの特性

机译:蛤仔漂浮幼虫底部的粒状高炉矿渣特性

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摘要

(1)2009年のアサリ浮遊幼生の着底実験では,高炉水砕 スラグの着底密度が天然砂に比べ統計的に有意に高 かった.2010年の着底実験では高炉水砕スラグの着 低密度が天然砂,珪砂に比べ有意に高く,天然砂と珪 砂との間には有意な差はなかった.%This study was carried out to search the properties of granulated blast furnace slag, which is a by-product from the manufacturing of iron, for the settlement of planktonic larvae of Japanese littleneck clam (Ruditapes phitippinarum), as well as survival and grows of its young shells. In the settling experiment of planktonic larvae, the slag showed significantly higher density of settlers than the natural sand. In the results of comparison of the natural sand, silica sand and slag, the slag showed significantly higher density of settlers than the natural sand, silica sand, whereas there was no significant difference between the natural sand and silica sand. An analysis of the interstitial water showed that pH and the concentration of Si of slag was significantly higher than the natural sand. However, concentration of Mn, Fe, Al, Zn, Ti, Cr in the interstitial water of natural sand and slag was very low, and there was no significant difference between the natural sand and slag. In hydration experiments, there was significant difference in the change of pH, Si between the slag and natural sand, silica sand. Number of larval sinking to the bottom was significantly larger on the slag as compared to natural sand, silica sand. There was no significant difference in the number of larval sinking to the bottom in pH 8.0-9.2, and also in 1.12-11.12 ppm of Si concentration. For the results of experiment of effect on survival, there was no significant difference between pH 8.0 and pH 8.9, 9.2, and also between 1.12 ppm and 11.12 ppm of Si concentration. From results of analysis of the interstitial water and liquid concentration during hydration, we were not able to confirm that Mn, Zn, Fe reported by the study of past may exert serious influence on the promoting factor of larval settlement of slag. When the slag was covered with the natural sand 5 mm thick, the density of larval settlement was lowered. From this result, we suggested the possibility of physical characteristics of slag.
机译:(1)在2009年蛤floating浮游幼虫的底部设置实验中,粒状高炉矿渣的沉降密度在统计学上显着高于天然砂。在2010年的底部试验中,粒状高炉矿渣的低密度明显高于天然砂和硅砂,而天然砂和硅砂之间没有显着差异。 %进行本研究的目的是探究高铁矿渣的颗粒特性,该矿渣是铁生产过程中产生的副产品,用于沉降日本小蛤(Ruditapes phitippinarum)的浮游幼虫,以及其生存和生长。在浮游幼虫的沉降实验中,炉渣显示出的沉降物密度明显高于天然砂;在比较天然砂,硅砂和炉渣的结果中,炉渣显示出的沉降物密度明显高于天然砂。对间隙水的分析表明,矿渣的pH值和Si含量均明显高于天然砂,但分离出的Mn,天然砂,硅砂的浓度与天然砂之间无显着差异。天然砂和矿渣的间隙水中的Fe,Al,Zn,Ti,Cr含量很低,并且天然砂和矿渣之间没有显着差异。实验表明,矿渣与天然砂,硅砂的pH值,硅含量变化存在显着差异,与天然砂,硅砂相比,矿渣下沉至底部的幼虫数量明显增多,无明显差异。 pH 8.0-9.2和1.12-11.12 ppm Si浓度下沉到底部的幼虫数量的差异。对于存活率的实验结果,pH 8.0和pH 8.9、9.2之间无显着差异从水化过程中的间隙水和液体浓度的分析结果来看,我们无法确定过去研究报告的Mn,Zn,Fe可能会对硅的产生严重影响。矿渣幼虫沉降的促进因素。当矿渣被5mm厚的天然砂覆盖时,幼虫沉淀的密度降低。从这一结果,我们提出了物理特性的可能性渣

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  • 来源
    《海洋理工学会誌》 |2010年第2期|p.103-114|共12页
  • 作者单位

    愛知県水産試験場;

    〒443-0021愛知県蒲郡市三谷町若宮97;

    愛知県水産試験場;

    〒443-0021愛知県蒲郡市三谷町若宮97;

    愛知県水産試験場;

    〒443-0021愛知県蒲郡市三谷町若宮97;

    愛知県水産試験場;

    〒443-0021愛知県蒲郡市三谷町若宮97;

    愛知県水産課;

    〒460-8501 愛知県名古屋市三の丸3-1-2;

    名城大学総合研究所;

    〒468-8502 愛知県名古屋市天白区塩釜口1-501;

    名城大学総合学術研究科;

    〒468-8502 愛知県名古屋市大自区塩釜ロ1-501;

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