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亂世揚明- 第四百六十八章 滑膛炮時代的終極利器-歷史軍事-萬花小說
当前位置:萬花小說>书库>歷史軍事>亂世揚明> 第四百六十八章 滑膛炮時代的終極利器

第四百六十八章 滑膛炮時代的終極利器

  夏天南被說的頭有些發暈,他打斷了林偉業冗長的技術原理科普課程:「說人話。」


  林偉業眨巴了一下眼睛:「用大白話來解釋就是:受限於戰艦最大荷載限制,戰艦上的加農炮不能太重,實心彈重量有限,能穿透船體但很難擊沉敵人;如果改用爆炸彈,臼炮沒法用於海戰、卡隆炮射程太短、加農炮膛壓太高怕炸膛,而且黑火藥時代的爆炸彈不穿透進入船體內部爆炸的話就等於放煙花……所以弄個雜交品種,利用臼炮的原理,加上介於榴彈炮和加農炮之間的炮管長度,找到穿透力和炸膛之間的一個平衡點……」


  夏天南皺起了眉頭:「再簡單些,直接說重點。」


  「已經非常淺顯直白了!」林偉業揮手抗議了一番,接著解釋,「就是臼炮的屁股、加農炮的炮管,專用來發射爆炸彈,特點就是能夠較遠距離洞穿船體后爆炸,懂了嗎?」


  「早這麼說不就行了嗎?非得說得那麼繁瑣。」夏天南喜滋滋地問,「這樣的炮聽上去就很厲害,到底比我們現在的卡隆炮和長管加農炮好在哪?」


  「費了半天勁,感情前面都白說了,你根本沒聽進去!」林偉業翻了個白眼,「卡隆炮短而輕便,可以大量部署,而且口徑大、射速快。缺點也很明顯,一來射程太近,碰到火力強大的對手——比如荷蘭人——傷亡會直線上升;二來攻擊效果單一,霰彈殺傷甲板人員效果明顯,近距離發射實心彈雖然也能砸破船體,但是除了砸死彈道軌跡上的幾個人以外殺傷有限……」


  夏天南打斷了他的話頭:「這個不一定,威廉告訴我,料羅灣海戰中,卡隆炮的實心彈曾經穿進了荷蘭人戰艦中間夾層的炮甲板,運氣好碰到火藥桶引爆,就能把船炸沉。」


  「你也說了是運氣了,而且荷蘭人13艘船,在這麼密集的炮火中也就兩艘船這麼倒霉,偶然性太大,這種戰術不具備實戰價值。」林偉業繼續說,「你先聽我說完,別打斷。加農炮的射程和穿透力比卡隆炮強,還可以在較為安全的距離開火,但是實際效果就很一般了,海戰中被實心彈打的傷痕纍纍的戰船照樣活蹦亂跳的例子數不勝數,事實上,直到18世紀的海戰最終解決戰鬥的辦法仍然是迫降或者接舷戰奪船。」


  「照你這麼說,加農炮毫無意義了?」


  「也不能這麼說,增加加農炮的口徑是一個有效的解決辦法。12磅打不沉,就上18磅、24磅,在18世紀的戰列艦上甚至出現了48磅的巨炮,被這樣的炮彈砸中,不死也要脫層皮,如果換成鄭芝龍家的小船,幾炮就散架了……」林偉業說,「可是這樣無止境地增加口徑並不是最好的解決辦法,24磅艦炮的重量已經接近三噸,48磅艦炮更是將近六噸,一艘普通的戰艦上,這樣的龐然大物又能裝備幾門?風帆戰艦的載荷終究是有上限的,過於沉重的艦炮會拖慢航速,導致船隻吃水太深更容易擱淺……」


  夏天南搖搖頭:「這個思路不行,捨棄機動性,光靠重炮有什麼用——相撲的體重再重,也未必打得過身手靈活的拳擊手。」


  林偉業點頭道:「正是如此。因為實心彈對戰艦的損傷效果不理想,增加炮管口徑也不是好辦法,所以有人想到用爆炸彈。可是卡隆炮的穿透力不夠,實心彈尚能利用自身彈重的加成在近距離砸破船殼,空心的爆炸彈就無能為力了,在船體外面爆炸的話,以黑火藥的威力基本上就是請對手看個煙花。至於加農炮就更糟糕了,由於膛壓遠遠高於卡隆炮,空心爆炸彈很容易被壓力擠碎彈殼,造成膛內爆炸——所以整個滑膛炮時代,發射爆炸彈的絕大部分都是炮管更短的榴彈炮或者臼炮,海軍則是卡隆炮。」


  夏天南點頭道:「這個曾經聽你說過,即使是炮管短一些的榴彈炮,為了安全起見,爆炸彈的彈殼做的比較厚,裝葯太少,威力也小。後來你還弄了個八路軍的土法燜燒彈殼,增加了彈殼強度,可以做的更薄,裝的火藥也更多……」


  「記性真好,這麼久了你還沒忘。」林偉業沖他豎起了大拇指,「所以,為了解決兩種炮的弊端,1823年法國炮兵軍官佩克桑發明了這種炮,後人以他的名字命名為『paixhans-gun』。這種炮把卡隆炮的炮管拉長,接近於同口徑的加農炮,同時保留了臼炮底部的狹窄葯室,火藥在狹窄的空間燃燒爆發力更強,炮彈能獲得不錯的推力,再加上接近於加農炮長度的炮管,可以提供加速度,最終的效果就是:以加農炮的射程和穿透力將32磅左右的爆炸彈送進敵船內部爆炸。對於風帆戰艦的全通式炮甲板來說,這就是一場災難!」


  夏天南聽得眉飛色舞,他馬上腦補出了炮彈在艦船中間夾層的炮甲板爆炸,炮手被炸飛、火藥桶全部引爆的勁爆場面。由於風帆戰艦的炮甲板是全通式,沒有任何隔間或隔層,這種情況下,炮手們根本沒地方躲藏或逃跑。


  林偉業似乎仍不滿足:「在此基礎上,我們已經應用在榴彈炮上的燜燒彈殼和木質彈托技術也能用上。這樣就能夠比『paixhans-gun』發射裝藥量更大的爆炸彈,而且較軟的木質彈托不僅能夠緩衝火藥對彈殼的壓力,還能起到密封炮膛的效果,氣密性更好,推力更大,射程也更遠,彈道更穩定。」


  他越說越激動,手舞足蹈地給這種新武器下一個結論:「這炮還有個中文名字,叫做『轟擊炮』,在線膛炮問世之前,這就是滑膛炮時代的終極利器,沒有之一!」


  「好!」夏天南也被他的情緒感染,拍手叫好。

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