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彩涂线涂机膜厚自动控制系统分析
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作者 孙艳海 《机电信息》 2021年第12期39-41,共3页
彩涂线涂机膜厚自动控制系统,是近年来新建彩涂线及老旧彩涂线改造经常会接触的系统,然而目前国内成功投入使用的案例不多,甚至可以说基本没有。现对彩涂机膜厚自动控制系统的原理、设计及功能实现进行分析,利用测厚仪、伺服电机、执行... 彩涂线涂机膜厚自动控制系统,是近年来新建彩涂线及老旧彩涂线改造经常会接触的系统,然而目前国内成功投入使用的案例不多,甚至可以说基本没有。现对彩涂机膜厚自动控制系统的原理、设计及功能实现进行分析,利用测厚仪、伺服电机、执行机构和PLC盘柜组合实现彩涂机膜厚的自动控制,利用测厚仪反馈油漆干膜厚度,通过PLC反馈给伺服电机,伺服电机驱动螺杆减速机带动带料辊、涂装辊和计量辊动作,以实现辊缝调整,辊缝调整通过压力传感器显示的压力反馈给PLC,从而实现闭环控制,达到油漆厚度自动调整的目的,同时节约了油漆及钢带等材料,并保证了产品质量。 展开更多
关键词 彩涂机 伺服电 测厚仪 膜厚自动控制系统
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Influence of color coatings on aircraft surface ice detection based on multi-wavelength imaging 被引量:1
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作者 诸葛晶昌 于之靖 +1 位作者 高建树 郑大川 《Optoelectronics Letters》 EI 2016年第2期144-147,共4页
In this paper, a simple aircraft surface ice detection system is proposed based on multi-wavelength imaging. Its feasibility is proved by the experimental results. The influence of color coatings of aircraft surface i... In this paper, a simple aircraft surface ice detection system is proposed based on multi-wavelength imaging. Its feasibility is proved by the experimental results. The influence of color coatings of aircraft surface is investigated. The results show that the ice area can be clearly distinguished from the red, white, gray and blue coatings painted aluminum plates. Due to the strong absorption, not enough signals can be detected for the black coatings. Thus, a deep research is needed. Even though, the results of this paper are helpful to the development of aircraft surface ice detection. 展开更多
关键词 aircraft distinguished helpful enough clearly reflectance camera jointly schematic normalized
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