$floatcFile = "/www/wwwroot/xin_floatAdc.txt"; 大唐好男人李元霸(大大的红鲤鱼)_第186章自己动手求真(1 / 2)_大唐好男人李元霸最新章节免费阅读无弹窗_新笔趣阁

第186章自己动手求真(1 / 2)

李元霸再次捡起桌上的木炭画起来,只几笔就画出一个竖起的炉子。李元霸大学时在国内一家著名的钢铁企业实习过,对现代高炉炼铁有些了解,依着记忆画出的炉子似模似样。

学化工的都知道,化工不仅仅是会摇试管,会做试验,会观察化学反应,还包括材料学。材料学对于化工行业来说非常重要,试验室里的试剂大多数是用玻璃瓶装的,为什么火碱要用塑料瓶装呢?因为火碱要和玻璃发生化学反应,不和塑料发生反应。

这就是材料学的重要性,要是没有材料学知识,用玻璃瓶来装火碱会闹大笑话,是以有条件的化工学校尽可能多的安排学生去不同行业的工厂实习,增加知识面。李元霸就读的学校就是一所和各行各业有着广泛联系的学校,李元霸在好几个行业实习过。

李元霸在娄底炼钢使用的是“灌钢法”,所谓灌钢法就是把生铁和熟铁一起加热,利用生铁熔点较低的原理使其熔化,灌入熟铁的空隙中,达到渗碳的目的。生铁含碳量较高,而熟铁含碳量较低,较软,这样两者一融合就得到钢材。

在灌钢法发明以前,钢材主要是依靠锻打生铁得到,我们词汇中的“百炼成钢”“千锤百炼”就由此得来。这种办法费工费时,而且产量小,从而制约了生产力的发展。

南北朝时期的陶弘景对灌钢法的发明作出过重大贡献,正是因为灌钢法的诞生,使得中国古代的钢铁产量激增,并且品质大为改善。所以,唐朝军队的着甲率非常高,高达百分之六十,这是中国古代军队着甲率之最。

一把陌刀需要五十斤上等好钢,陌刀能够成为唐朝军队的主战武器之一,原因不仅仅在于唐朝的国力雄厚,还在于使用了灌钢法这种新的生产技术,能够生产出足够使用的好钢。

张德铭没有见过现代高炉,看得不明所以,摸着额头,一脸的疑惑问道:“你这是画的甚呢?我看着象瓜,是竖起来的瓜。这瓜挺怪的,没有蒂不说,还没有藤,这瓜是怎么长出来的?”

一向机灵的陈再荣也看得糊涂了,眨着明亮的眼睛,不解的问道:“王爷,你画瓜作甚呢?”

从外形上说,把高炉看作竖起的瓜未必就错,这一比喻虽然形象,却有点搞笑,李元霸忍着笑,给他们解释起来:“这不是瓜,这是炉子,可以用来炼出上等好钢。”

张德铭身子猛的向前倾,额头差点撞到李元霸的脑袋,急切的问道:“炉子?甚么炉子?真能炼钢?”

灌钢法使用的盛具叫釜器,不叫炉子,是以张德铭一听炉子二字立时好奇心大起,一连串的问题就抛出来了。

“在炉子里装上铁矿石和焦炭,石灰石,加热之后就得到铁水,铁水冷却就可以得到钢铁。从上面装入铁矿石,从下面出口放出铁水,不用停歇,可以连续生产。”李元霸解释现代高炉炼铁的优点。

使用石灰石炼铁是为了降低铁的熔点,从西汉开始就在使用这种方法,直到现在仍在使用,这是我们祖先的一个伟大创举。

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