Processing Machinery
4 조회수
EVA Photovoltaic Module Foreign Matter and Hair
문제 현상
Foreign matter such as hair and dust is sealed into the module, resulting in poor appearance.
원인 분석
EVA and the backsheet electrostatically adsorb floating hair and dust; personnel operating above the module during layup bring in foreign matter; small flying insects also get in.; During on-site troubleshooting, verify item by item according to this mechanism to avoid blindly adjusting the machine based only on experience
해결 방법
①Do a good job of 6S management to keep the environment clean; ②optimize the layup process to two-person material taking; ③improve workshop cleanliness and install mosquito killer lamps; ④control personnel passages.
핵심 요약
Foreign matter control is a cleanliness management issue; static elimination and personnel behavior standards are the key.; After confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence
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