碳纤维高温复材沉积系列装备重磅登场

来源:精功科技 发布时间: 2024-12-04

耐高温复合材料(C/C、C/SiC等)具有轻质高强、耐高温、抗氧化烧蚀、热稳定、耐摩擦等优异性能,是一种具有重要战略意义的先进热结构材料,在光伏半导体等领域展现出广阔的应用前景。但耐高温复合材料高端成型装备一直面临西方国家严密技术封锁,多年来,精工科技立足于国家重大需求,自研高温复材沉积系列装备,持续引领新质生产力发展。

今年,精工科技开展材料、机械、电气、软件等多学科交叉研究,在铸锭炉、单晶炉等新能源装备技术基础上开拓创新,升级研发碳沉积装备、碳化硅沉积装备等高温复材沉积系列装备取得重要突破。

升级研制——碳沉积装备

碳沉积装备用于以碳氢气体(天然气、丙烷、丙烯)为碳源的热解碳涂层、界面层和碳/碳复合材料制备。

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应用范围:碳/碳热场材料、碳/碳刹车盘、碳/碳板材、热压模具、高温发热体/紧固件、固体火箭发动机喉衬等。

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升级研制——碳化硅沉积装备

碳化硅沉积装备,用于以三氯甲基硅烷(MTS)为碳化硅源的碳化硅涂层、界面层和碳/碳化硅复合材料制备。

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应用范围:卫星热稳定构件、轨姿控发动机喷管、涡轮叶片、刹车盘等。

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智能化过程控制

高温复材沉积系列装备主要由钢结构部件、真空炉体、加热隔热系统、真空与供气系统、冷却系统、电源供应及控制系统等组成。

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智能化控制系统界面

团队自研智能化控制系统,实现沉积工艺全过程各项参数的自动调控。以工控机为上位机,负责设置控制工艺、监控整个过程、显示各种反馈信息(例如温度、水流量以及当前控制阶段等),并在出现异常情况时发出警报。此外,系统还能够统计并记录沉积过程中各种参量的变化,并生成相应的图表以供分析。SNAP智能处理器作为下位机单元,是控制系统的核心部分,负责执行对温度、真空度及气体压力的精确控制,并将这些数据实时反馈给上位机。

结构设计优化

此外,团队利用温度场、流场模型进行沉积装备结构设计,通过对沉积炉内温度场和流场的优化,实现了沉积炉内温度场和流场分布均匀。基于物理化学原理,结合多孔预制体内部结构演变、传质传热动力学以及均相化学反应、气固非均相表面反应和前驱体传质效率的竞争关系,搭建了流场、温场、压力场、浓度场、化学反应场多物理场耦合的热解碳和碳化硅沉积模型。

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SiC沉积装备温度场及流场设计

利用沉积模型对高温复材沉积装备和工艺进行优化后,高温复材沉积均匀性提升约40%,沉积效率提高70~100%。

卓越的技术优势

精工科技高温复材沉积系列装备具备卓越的技术优势:

运用多温区独立控温技术,有效保障温度均匀性;

采用智能压力调控系统,沉积压力波动小;

基于全封闭式沉积室设计,沉积区密封性能优异,抗污染能力强;

采用多通道沉积工艺气路设计,可实现独立控制,流场均匀稳定,沉积均匀性佳;

其五,配备多级高效尾气处理系统,环境友好,沉积副产物易于清理。

发展新质生产力,持续引领新技术!这一系列高温复材沉积装备的升级研发,突破了传统沉积装备沉积反应不均匀、效率低、质量差的局限,为实现C/C、C/SiC等耐高温复合材料的可控高效、高品质制备奠定了坚实基础,将为新材料、光伏半导体等领域带来重要支撑作用!

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  8. SELECT * FROM `web_third` WHERE ( isshow=1 ) ORDER BY `sortid` DESC,`id` ASC [ RunTime:0.000214s ]
  9. SHOW FULL COLUMNS FROM `web_contact` [ RunTime:0.000439s ]
  10. SELECT * FROM `web_contact` ORDER BY `sortid` DESC,`id` ASC LIMIT 1 [ RunTime:0.000228s ]
  11. SHOW FULL COLUMNS FROM `web_fotpic` [ RunTime:0.000381s ]
  12. SELECT * FROM `web_fotpic` ORDER BY `sortid` DESC,`id` ASC LIMIT 1 [ RunTime:0.000220s ]
  13. SHOW FULL COLUMNS FROM `web_cpbj` [ RunTime:0.000444s ]
  14. SELECT * FROM `web_cpbj` WHERE ( isshow=1 ) ORDER BY `sortid` DESC,`id` ASC [ RunTime:0.000276s ]
  15. SHOW FULL COLUMNS FROM `web_news` [ RunTime:0.000419s ]
  16. SELECT * FROM `web_news` WHERE `isshow` = 1 AND ( `url` = '1449' OR `id` = 1449 ) LIMIT 1 [ RunTime:0.002038s ]
  17. SELECT * FROM `web_news` WHERE `isshow` = 1 AND `id` <> 1449 ORDER BY `addtime` DESC,`sortid` DESC LIMIT 5 [ RunTime:0.004240s ]
  18. SELECT * FROM `web_news` WHERE `isshow` = 1 AND `id` < 1449 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000293s ]
  19. SELECT * FROM `web_news` WHERE `isshow` = 1 AND `id` > 1449 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000231s ]
0.053823s