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Silicon nitride fiber production control system based on organic precursor conversion method
The invention provides a silicon nitride fiber production control system based on an organic precursor conversion method. Polycarbosilane is obtained as a precursor; mixing the precursor with an organic solvent according to a set proportion to obtain organic slurry; a fiber template is obtained, the organic slurry is injected into the fiber template, and the fiber template filled with the organic slurry is obtained; placing the fiber template filled with the organic slurry in a high-temperature furnace, and controlling the temperature to complete a pyrolysis process; carrying out a meteorological nitridation reaction on the fiber surface subjected to pyrolysis treatment; after gas phase nitridation, carrying out heat treatment and surface treatment on the fibers containing the silicon nitride compound; the production process parameter information is monitored in real time, the problems existing in the production process are adjusted and analyzed according to the parameter information, early warning information is generated and fed back to management personnel, and the problems that in the prior art, a precursor is harmful to the human body, and the preparation technology is tedious are solved. The silicon nitride fiber material has the beneficial effects that the precursor is harmless to a human body, the preparation is simple, and the cost is low.
本发明提供的一种基于有机先驱体转化法的氮化硅纤维生产控制系统，通过获取聚碳硅烷作为先驱体；将先驱体与有机溶剂按照设定比例混合，得到有机浆料；获取纤维模板，将有机浆料注入纤维模板中，得到装有有机浆料的纤维模板；将装有有机浆料的纤维模板置于高温炉中，控制温度完成热解过程；对热解处理后的纤维表面进行气象氮化反应；经过气相氮化后，对包括氮化硅化合物的纤维热处理、表面处理；实时监测生产过程参数信息，根据参数信息调节和分析生产过程存在的问题，生成预警信息反馈给管理人员，解决了现有技术中前驱体对人体有害、制备工艺较为繁琐的问题，取到了具有前驱体对人体无害且制备简单、成本低的氮化硅纤维材料的有益效果。
Silicon nitride fiber production control system based on organic precursor conversion method
The invention provides a silicon nitride fiber production control system based on an organic precursor conversion method. Polycarbosilane is obtained as a precursor; mixing the precursor with an organic solvent according to a set proportion to obtain organic slurry; a fiber template is obtained, the organic slurry is injected into the fiber template, and the fiber template filled with the organic slurry is obtained; placing the fiber template filled with the organic slurry in a high-temperature furnace, and controlling the temperature to complete a pyrolysis process; carrying out a meteorological nitridation reaction on the fiber surface subjected to pyrolysis treatment; after gas phase nitridation, carrying out heat treatment and surface treatment on the fibers containing the silicon nitride compound; the production process parameter information is monitored in real time, the problems existing in the production process are adjusted and analyzed according to the parameter information, early warning information is generated and fed back to management personnel, and the problems that in the prior art, a precursor is harmful to the human body, and the preparation technology is tedious are solved. The silicon nitride fiber material has the beneficial effects that the precursor is harmless to a human body, the preparation is simple, and the cost is low.
本发明提供的一种基于有机先驱体转化法的氮化硅纤维生产控制系统，通过获取聚碳硅烷作为先驱体；将先驱体与有机溶剂按照设定比例混合，得到有机浆料；获取纤维模板，将有机浆料注入纤维模板中，得到装有有机浆料的纤维模板；将装有有机浆料的纤维模板置于高温炉中，控制温度完成热解过程；对热解处理后的纤维表面进行气象氮化反应；经过气相氮化后，对包括氮化硅化合物的纤维热处理、表面处理；实时监测生产过程参数信息，根据参数信息调节和分析生产过程存在的问题，生成预警信息反馈给管理人员，解决了现有技术中前驱体对人体有害、制备工艺较为繁琐的问题，取到了具有前驱体对人体无害且制备简单、成本低的氮化硅纤维材料的有益效果。
Silicon nitride fiber production control system based on organic precursor conversion method
基于有机先驱体转化法的氮化硅纤维生产控制系统
ZENG XIAOFENG (author) / ZHU FULIN (author) / XU TAO (author) / DENG XIAOFENG (author) / LI YANG (author)
2024-05-28
Patent
Electronic Resource
Chinese
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