Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Chemical vapor deposition method for rapidly preparing ceramic-based composite material
The invention discloses a chemical vapor deposition method for rapidly preparing a ceramic-based composite material, and relates to the technical field of ceramic materials. Comprising the following steps that finite element simulation is conducted according to the service environment and condition requirements of the ceramic matrix composite, and a simulation result is obtained; determining parameters of a fiber preform required for producing the preform, and preparing the fiber preform according to the parameters; designing the shape of a mold according to the fiber preform, and combining the fiber preform with the mold to obtain a tool preform; designing a vapor deposition furnace model of the tool preform according to the structure type and the placement position of the tool preform and the structure shape of the CVI deposition furnace; according to the vapor deposition furnace model, performing CVI parameter simulation under different conditions to obtain a CVI simulation result; and guiding CVI process parameter setting according to a CVI simulation result, and carrying out CVI vapor deposition on a fiber interface layer, a matrix and a coating to obtain a product. According to the method, rapid preparation from the fiber preform to the ceramic-based composite material can be completed.
本申请公开了一种快速制备陶瓷基复合材料的化学气相沉积方法，涉及陶瓷材料技术领域。包括以下步骤：根据陶瓷基复合材料的服役环境和条件要求，进行有限元仿真，获得仿真结果；再确定生产预制件所需的纤维预制体的参数，根据参数制备纤维预制体；根据纤维预制体设计模具形状，将纤维预制体和模具组合，获得工装预制体；根据工装预制体的结构类型、摆放位置和CVI沉积炉的结构形状，设计工装预制体的气相沉积炉模型；根据气相沉积炉模型，进行不同条件下的CVI参数仿真，获得CVI仿真结果；根据CVI仿真结果指导CVI工艺参数设置，进行纤维界面层、基体和涂层的CVI气相沉积，获得产品。该方法可完成从纤维预制体到陶瓷基复合材料的快速制备。
Chemical vapor deposition method for rapidly preparing ceramic-based composite material
The invention discloses a chemical vapor deposition method for rapidly preparing a ceramic-based composite material, and relates to the technical field of ceramic materials. Comprising the following steps that finite element simulation is conducted according to the service environment and condition requirements of the ceramic matrix composite, and a simulation result is obtained; determining parameters of a fiber preform required for producing the preform, and preparing the fiber preform according to the parameters; designing the shape of a mold according to the fiber preform, and combining the fiber preform with the mold to obtain a tool preform; designing a vapor deposition furnace model of the tool preform according to the structure type and the placement position of the tool preform and the structure shape of the CVI deposition furnace; according to the vapor deposition furnace model, performing CVI parameter simulation under different conditions to obtain a CVI simulation result; and guiding CVI process parameter setting according to a CVI simulation result, and carrying out CVI vapor deposition on a fiber interface layer, a matrix and a coating to obtain a product. According to the method, rapid preparation from the fiber preform to the ceramic-based composite material can be completed.
本申请公开了一种快速制备陶瓷基复合材料的化学气相沉积方法，涉及陶瓷材料技术领域。包括以下步骤：根据陶瓷基复合材料的服役环境和条件要求，进行有限元仿真，获得仿真结果；再确定生产预制件所需的纤维预制体的参数，根据参数制备纤维预制体；根据纤维预制体设计模具形状，将纤维预制体和模具组合，获得工装预制体；根据工装预制体的结构类型、摆放位置和CVI沉积炉的结构形状，设计工装预制体的气相沉积炉模型；根据气相沉积炉模型，进行不同条件下的CVI参数仿真，获得CVI仿真结果；根据CVI仿真结果指导CVI工艺参数设置，进行纤维界面层、基体和涂层的CVI气相沉积，获得产品。该方法可完成从纤维预制体到陶瓷基复合材料的快速制备。
Chemical vapor deposition method for rapidly preparing ceramic-based composite material
一种快速制备陶瓷基复合材料的化学气相沉积方法
YANG HAITANG (Autor:in) / LIAO HAIYANG (Autor:in) / ZHANG TAO (Autor:in) / HE YUJIN (Autor:in) / LI JUNFENG (Autor:in)
02.08.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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