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渦輪增壓器葉片的微裂紋渦流檢測技術多頻渦流探傷儀

信息編號:63909784 發布時間:2025/8/6 11:18:42
渦輪增壓器葉片的微裂紋渦流檢測技術??
針對渦輪增壓器鎳基合金葉片(Inconel 718)在高溫工況下的熱疲勞裂紋,蘇州德斯森開發了 多頻渦流系統。該設備采用1-20MHz寬頻激勵,結合激光散斑干涉技術,可穿透5μm高溫氧化層準確識別 ≥0.03mm的微裂紋,其相位補償算法 表面紋理干擾,檢測一致性達99.1%。

在某汽車部件廠葉片產線中,系統通過六軸機械臂實現曲面自適應掃查,單件檢測耗時壓縮至8分鐘。實際應用表明,成功 因熱循環導致的隱性裂紋群( 0.25mm),避免渦輪高速碎裂事故。設備配備抗電磁干擾恒溫 ,適應150℃車間環境,誤報率低至0.5%,年檢測量超10萬片。

??技術突破??: ??寬頻渦流-激光散斑 技術??,攻克高溫氧化層對微裂紋信號的 難題。
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