学霸的军工科研系统 第1508(2/2)

厂房外,平台下方的轨道如同一条天梯,延伸至远处的塔架。

“液氧a罐压力稳定!”

这条路只有大约两公里长,但却要将近三个小时才能走完。

上午11时许,、活动发射平台终于抵达了文昌101发射塔架脚下。

下午14时整,加注系统指挥员何平的声音终于响起:

火箭正式进入发射前最后的准备阶段。

接着,他把手中的无线电贴到嘴边:“各号注意!各岗位再次确认状态!五分钟后,开始转场!”

时间一分一秒过去,贮罐的液位指示器稳定下降。

上午8时整活动发射平台负责人王云凯站在控制室内,目光扫过所有监控屏幕和状态指示灯,确认一切就绪。

“明白!”

“初速加注稳定,开始提升流速!”何平根据数据变化果断下令。

8时05分,王云凯深吸一口气,果断下令:“各号注意,开始转场!平台,启动!”

“后端控制室报告:煤油加注系统各单元状态确认良好,人员就位完毕,管路准备就绪……”

“平台姿态锁定解除!”

随着最后几声短促的鸣笛,平台精准地与塔架基座对接机构咬合。

平台下方,数十个比人还高的钢铁巨轮同时开始转动,承载着近百吨的重量(此时不含燃料),稳稳压在专用的重型轨道上。

“煤油系统注意,启动初速加注!”

“切换至减速加注,精确控制!”

“塔吊组就位!”

行色匆匆的蓝色身影不时出现在贮罐间,确认贮罐状态的对话混合着阀门工作的声音,让原本寂静的库区略显嘈杂。

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“指挥中心收到同意开始加注。”

而在发射场区另一端的燃料加注库区,容量上百立方米的贮罐像一个个巨型胶囊。

“报告,煤油理论加注量达到95!”

6时50分。

紧接着,发射塔架巨大的回转平台和数层可开合的工作平台缓缓转动、合拢,如同母亲温柔而有力的臂膀,将火箭连同其顶端的-1空间核反应堆探测器,稳稳地环抱在怀中。

何平的目光紧紧锁定在控制台的主屏幕上,有条不紊地发出指令:

“煤油贮罐温度正常!”

“对接成功!锁定!”。

“呜——!”

伴随着低沉的轰鸣和金属摩擦的规律声响,整个组合体开始以极其缓慢的速度,沿着“问天路”向发射塔架方向平稳移动。

“轨道巡检完毕!”

从火箭组装成型到发射前,脐带塔上的各管路都会与火箭相连,为火箭不间断供气、供电、供液、供信号,让火箭的状态一直“在线”,极大缩短火箭在发射区的测试时间。

下午4时许,持续近两小时的煤油加注任务终于完成,控制室内响起一阵轻微的掌声,但众人脸上的表情却并未完全放松。

此刻,它们已完全达到接近沸点的超低温液态,处于最佳的加注状态。

……一连串清晰的回复声通过对讲系统传来。

又过了几分钟后:“目标加注量达到!关闭主加注阀!启动管道抽泄程序!”

随着高达80余米的蓝色大门打开,长征五号c遥一运载火箭被笼罩在一层金纱之下,显得尤为壮观。

一缕冬日的金色晨光闯进火箭垂直总装测试厂房。

命令下达,巨大的阀门在液压驱动下缓缓开启。

此时的火箭光芒万丈,在脐带塔的相伴下,转运即将开始。

“明白!”

加注流量逐渐开始增大,但所有监控曲线依旧在预设的安全包线内平稳运行。

“液氢主管路预冷完成!”

活动发射平台的钢铁支架上,“离开摇篮、走向深空”八个鲜红的大字标语,显得格外醒目而充满力量。

早在一天前,这些即将注入火箭的液氧、煤油和液氢,就已经开始了复杂的预冷流程。

活动发射平台发出低沉而悠长的鸣笛声,宣告着转运正式开始。

航空煤油在泵机推动下开始以较低的速度涌入通往火箭芯二级。

控制室内,流量、压力、温度等关键参数实时跳动,一切平稳。

脐带塔,是活动发射平台的重要设施。

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