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第352章 方案选择(1 / 2)

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前期基础打牢了以后,韩星星并没有一直留在项目组,以韩星星的身份是能够自由进出这等保密等级的项目的,当然还有关键的一点,韩星星现在身上可是聚集了不少的目光,他若是消失太久,那有心人们不用猜都知道韩星星干什么去了。

于是乎在后面半年的时间里,韩星星保持着过来一个月,回京都休息三天的原则,在两地之间来回跑,而整个可控核聚变反应堆的建造也到了最后阶段。

“聊聊吧,现在我们该好好决定下,这反应炉的内壁材料了,这可不是实验室里面,我们要的是几十年,甚至数百年不会被中子束破坏导致反应炉肿胀、脆化,失去应有的约束能力的完美材料。”

吴志新将早已准备好的方案拿出,然后投息出来。

“现在方案一共有三种,改性金属,纳米陶瓷和碳纤维复合材料。”

“改性金属就不考虑了,现在地球上就没有这种金属存在,我们去研究改性先不说能不能成功,单单一个时间问题我们就无法接受。”

这一点也算是共识,这一个多世纪核能的发展虽然近乎停滞,但是理论上的创新和畅想却从未停止过。

吴志新没有纠结,而是直接开始解说起自己最为看好的一个方案。

“纳米陶瓷作为一种具有高热导率、高耐热性和高抗粒子轰击损伤能力的面向等离子体材料,可以有效地将等离子体的热负载传递到热沉材料中,从而避免与器壁材料的相互作用。”

“同时,纳米陶瓷的热导率比传统陶瓷更高,这有助于将等离子体的热量更有效地传递到周边热沉材料和衬底材料中。这可以降低材料的温度,减少材料的劣化,并提高设备的可靠性和稳定性。”

说到这,吴志新顿了下,发表自己意见道:“目前来说,纳米陶瓷是最为可行的一种材料了。”

但却有研究员持有不同看法。

“纳米陶瓷的确不错,但是作为反应炉材料,它存在的问题也不小。”

“第一,制备难度大,纳米陶瓷的制备需要精密的控制工艺和设备,会大幅度提高反应堆的建造成本;第二稳定性仍然不足,由于纳米陶瓷的尺寸较小,表面能较高,容易发生相变、氧化、腐蚀等问题,导致其性能下降;第三界面问题,在核聚变反应中,高温等离子体会对界面产生热力学和动力学影响,这些影响会导致纳米陶瓷与衬底和热沉材料的分离、脱落、发生化学反应。”

说到最后,这个研究员顿了下,补充道:“还有一个辐射损伤问题,辐射损伤会影响纳米陶瓷的热导率、力学性能和化学稳定性等,从而影响其作为面向等离子体材料的效果。”

吴志新反驳:“上面的那四项的确是问题,第一个成本,这相对于可控核聚变带来的价值来说,它并不是无法接受的,至于后面三点问题,这就需要我们时时检修,中子束虽然对纳米陶瓷也能造成损伤,但是相对于金属材料来说,这点损失也并非不能接受的,经过量子计算机的演算,三年内更换一次纳米陶瓷防护层,那就不会发生上述的问题。”

……

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