{"id":5666,"date":"2025-02-06T03:45:00","date_gmt":"2025-02-06T03:45:00","guid":{"rendered":"https:\/\/www.greenstone-tech.com\/?p=5666"},"modified":"2025-11-11T04:12:26","modified_gmt":"2025-11-11T04:12:26","slug":"cong-nghe-phu-lop-bang-laser-tien-tien-trong-ung-dung-sua-chua-canh-tuabin-dong-co-may-bay-hieu-suat-va-trien-vong-phat-trien","status":"publish","type":"post","link":"https:\/\/www.greenstone-tech.com\/vi\/advanced-laser-cladding-technology-for-aircraft-engine-blade-repair-applications-performance-and-future-development\/","title":{"rendered":"C\u00f4ng ngh\u1ec7 ph\u1ee7 l\u1edbp b\u1eb1ng laser ti\u00ean ti\u1ebfn trong s\u1eeda ch\u1eefa c\u00e1nh tuabin \u0111\u1ed9ng c\u01a1 m\u00e1y bay: \u1ee8ng d\u1ee5ng, hi\u1ec7u su\u1ea5t v\u00e0 tri\u1ec3n v\u1ecdng ph\u00e1t tri\u1ec3n"},"content":{"rendered":"

C\u00e1c c\u00e1nh tuabin \u0111\u1ed9ng c\u01a1 m\u00e1y bay ho\u1ea1t \u0111\u1ed9ng trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t, ph\u1ea3i ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao, l\u1ef1c ly t\u00e2m, s\u1ef1 \u0103n m\u00f2n, rung \u0111\u1ed9ng v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u1ee9ng su\u1ea5t ph\u1ee9c t\u1ea1p. Do vi\u1ec7c thay th\u1ebf c\u00e1nh tuabin t\u1ed1n k\u00e9m v\u00f4 c\u00f9ng, vi\u1ec7c ph\u00e1t tri\u1ec3n c\u00e1c c\u00f4ng ngh\u1ec7 s\u1eeda ch\u1eefa v\u00e0 t\u00e1i ch\u1ebf t\u1ea1o c\u00e1nh tuabin \u0111\u00e1ng tin c\u1eady \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p. Trong s\u1ed1 t\u1ea5t c\u1ea3 c\u00e1c c\u00f4ng ngh\u1ec7 s\u1eeda ch\u1eefa, ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/a><\/strong>\u00a0\u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 nh\u1ea5t, mang l\u1ea1i kh\u1ea3 n\u0103ng l\u1eafng \u0111\u1ecdng v\u1eadt li\u1ec7u ch\u00ednh x\u00e1c, v\u00f9ng ch\u1ecbu \u1ea3nh h\u01b0\u1edfng nhi\u1ec7t t\u1ed1i thi\u1ec3u v\u00e0 \u0111\u1ed9 b\u00e1m d\u00ednh kim lo\u1ea1i tuy\u1ec7t v\u1eddi.<\/p>\n\n\n\n

B\u00e0i vi\u1ebft n\u00e0y \u0111\u01b0a ra m\u1ed9t ph\u00e2n t\u00edch to\u00e0n di\u1ec7n v\u1ec1 ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/a><\/strong>\u00a0c\u00e1c \u1ee9ng d\u1ee5ng cho c\u00e1nh tuabin l\u00e0m t\u1eeb h\u1ee3p kim niken v\u00e0 c\u00e1nh qu\u1ea1t\/c\u00e1nh n\u00e9n l\u00e0m t\u1eeb h\u1ee3p kim titan. Nghi\u00ean c\u1ee9u n\u00e0y \u0111\u00e1nh gi\u00e1 c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a quy tr\u00ecnh, hi\u1ec7u qu\u1ea3 s\u1eeda ch\u1eefa, nh\u1eefng th\u00e1ch th\u1ee9c v\u00e0 tri\u1ec3n v\u1ecdng c\u00f4ng ngh\u1ec7 nh\u1eb1m h\u1ed7 tr\u1ee3 vi\u1ec7c ph\u1ee5c h\u1ed3i c\u00e1nh \u0111\u1ed9ng c\u01a1 v\u1edbi ch\u1ea5t l\u01b0\u1ee3ng cao.<\/p>\n\n\n\n

1. Vai tr\u00f2 c\u1ee7a c\u00f4ng ngh\u1ec7 ph\u1ee7 l\u1edbp b\u1eb1ng laser trong vi\u1ec7c s\u1eeda ch\u1eefa c\u00e1nh tuabin \u0111\u1ed9ng c\u01a1 m\u00e1y bay<\/strong><\/strong><\/h5>\n\n\n\n

C\u00e1c c\u00e1nh qu\u1ea1t \u0111\u1ed9ng c\u01a1 m\u00e1y bay \u0111\u01b0\u1ee3c coi l\u00e0 b\u1ed9 ph\u1eadn c\u1ed1t l\u00f5i, chi\u1ebfm h\u01a1n 30% t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c s\u1ea3n xu\u1ea5t \u0111\u1ed9ng c\u01a1. Trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh l\u00e2u d\u00e0i, c\u00e1c c\u00e1nh qu\u1ea1t th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n c\u00e1c v\u1ebft n\u1ee9t, m\u00f2n, m\u1ecfng \u1edf \u0111\u1ea7u c\u00e1nh, h\u01b0 h\u1ecfng do va \u0111\u1eadp ho\u1eb7c \u0103n m\u00f2n. Chi ph\u00ed s\u1eeda ch\u1eefa m\u1ed9t c\u00e1nh qu\u1ea1t th\u01b0\u1eddng ch\u1ec9 b\u1eb1ng kho\u1ea3ng 20% chi ph\u00ed s\u1ea3n xu\u1ea5t m\u1ed9t c\u00e1nh qu\u1ea1t m\u1edbi, khi\u1ebfn ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> m\u1ed9t c\u00f4ng ngh\u1ec7 c\u00f3 gi\u00e1 tr\u1ecb cao c\u1ea3 v\u1ec1 m\u1eb7t kinh t\u1ebf l\u1eabn hi\u1ec7u su\u1ea5t.<\/p>\n\n\n\n

Quy tr\u00ecnh s\u1eeda ch\u1eefa ho\u00e0n ch\u1ec9nh bao g\u1ed3m:<\/p>\n\n\n\n

X\u1eed l\u00fd s\u01a1 b\u1ed9 (l\u00e0m s\u1ea1ch, qu\u00e9t 3D v\u00e0 t\u00e1i t\u1ea1o h\u00ecnh h\u1ecdc)<\/p>\n\n\n\n

Qu\u00e1 tr\u00ecnh l\u1eafng \u0111\u1ecdng v\u1eadt li\u1ec7u (h\u00e0n, ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong>, v\u00e0 x\u1eed l\u00fd nhi\u1ec7t sau khi b\u1ecdc)<\/p>\n\n\n\n

C\u00e1c c\u00f4ng \u0111o\u1ea1n ho\u00e0n thi\u1ec7n (m\u00e0i, \u0111\u00e1nh b\u00f3ng, gia c\u00f4ng)<\/p>\n\n\n\n

C\u00e1c bi\u1ec7n ph\u00e1p x\u1eed l\u00fd sau khi s\u1eeda ch\u1eefa (l\u1edbp ph\u1ee7 v\u00e0 gia c\u1ed1 b\u1ec1 m\u1eb7t)<\/p>\n\n\n\n

Trong s\u1ed1 c\u00e1c b\u01b0\u1edbc n\u00e0y, ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t, tr\u1ef1c ti\u1ebfp quy\u1ebft \u0111\u1ecbnh hi\u1ec7u su\u1ea5t c\u01a1 h\u1ecdc v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a l\u01b0\u1ee1i dao sau khi s\u1eeda ch\u1eefa.<\/p>\n\n\n\n

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\"\"<\/a><\/figure>\n\n\n\n
\"\"<\/a><\/figure>\n<\/figure>\n\n\n\n
2. Ph\u1ee7 l\u1edbp b\u1eb1ng laser cho c\u00e1nh tuabin l\u00e0m t\u1eeb h\u1ee3p kim si\u00eau b\u1ec1n g\u1ed1c niken<\/strong><\/strong><\/h5>\n\n\n\n

C\u00e1c c\u00e1nh tuabin l\u00e0m t\u1eeb h\u1ee3p kim si\u00eau b\u1ec1n g\u1ed1c niken ho\u1ea1t \u0111\u1ed9ng trong m\u00f4i tr\u01b0\u1eddng kh\u00ed \u0111\u1ed1t \u1edf nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 ph\u1ea3i ch\u1ecbu t\u1ea3i tr\u1ecdng nhi\u1ec7t-c\u01a1 h\u1ecdc kh\u1eafc nghi\u1ec7t. C\u00e1c h\u01b0 h\u1ecfng th\u01b0\u1eddng g\u1eb7p bao g\u1ed3m n\u1ee9t do nhi\u1ec7t, m\u00f2n \u0111\u1ea7u c\u00e1nh, oxy h\u00f3a v\u00e0 \u0103n m\u00f2n. Ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> \u0111\u00e3 ch\u1ee9ng t\u1ecf kh\u1ea3 n\u0103ng v\u01b0\u1ee3t tr\u1ed9i trong vi\u1ec7c kh\u1eafc ph\u1ee5c c\u00e1c khuy\u1ebft t\u1eadt n\u00e0y v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 \u0111\u1ed9 bi\u1ebfn d\u1ea1ng th\u1ea5p.<\/p>\n\n\n\n

2.1 Ph\u1ee7 l\u1edbp b\u1eb1ng laser \u0111\u1ec3 s\u1eeda ch\u1eefa h\u01b0 h\u1ecfng b\u1ec1 m\u1eb7t<\/strong><\/strong><\/h6>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 m\u00f2n \u0111\u1ea7u m\u0169i, v\u1ebft va \u0111\u1eadp tr\u00ean di\u1ec7n t\u00edch nh\u1ecf v\u00e0 c\u00e1c v\u1ebft r\u1ed7 do \u0103n m\u00f2n, c\u00e1c v\u00f9ng b\u1ecb h\u01b0 h\u1ecfng s\u1ebd \u0111\u01b0\u1ee3c gia c\u00f4ng th\u00e0nh c\u00e1c r\u00e3nh, sau \u0111\u00f3 \u0111\u01b0\u1ee3c tr\u00e1m l\u1ea1i b\u1eb1ng ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong>.<\/p>\n\n\n\n

C\u00e1c k\u1ebft qu\u1ea3 ch\u00ednh t\u1eeb nghi\u00ean c\u1ee9u to\u00e0n c\u1ea7u bao g\u1ed3m:<\/p>\n\n\n\n

\u0110\u1ea1i h\u1ecdc Delaware (Kim v\u00e0 c\u00e1c c\u1ed9ng s\u1ef1) \u0111\u00e3 \u00e1p d\u1ee5ng ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> tr\u00ean c\u00e1c l\u01b0\u1ee1i dao l\u00e0m t\u1eeb h\u1ee3p kim si\u00eau b\u1ec1n Rene80. Nh\u1edd k\u1ebft h\u1ee3p v\u1edbi c\u00f4ng ngh\u1ec7 \u00e9p n\u00f3ng \u0111\u1eb3ng h\u01b0\u1edbng (HIP), c\u00e1c khuy\u1ebft t\u1eadt do l\u1ed7 r\u1ed7ng \u0111\u00e3 \u0111\u01b0\u1ee3c gi\u1ea3m \u0111\u00e1ng k\u1ec3.<\/p>\n\n\n\n

\u0110\u1ea1i h\u1ecdc Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 Huazhong (Liu v\u00e0 c\u00e1c c\u1ed9ng s\u1ef1) \u0111\u00e3 s\u1eed d\u1ee5ng ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> \u0111\u1ec3 s\u1eeda ch\u1eefa c\u00e1c r\u00e3nh v\u00e0 l\u1ed7 tr\u00ean h\u1ee3p kim 718, \u0111\u1ed3ng th\u1eddi ph\u00e2n t\u00edch \u1ea3nh h\u01b0\u1edfng c\u1ee7a c\u00f4ng su\u1ea5t laser, t\u1ed1c \u0111\u1ed9 qu\u00e9t v\u00e0 ph\u01b0\u01a1ng ph\u00e1p ph\u1ee7 l\u1edbp.<\/p>\n\n\n\n

C\u00e1c nghi\u00ean c\u1ee9u n\u00e0y cho th\u1ea5y r\u1eb1ng ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> t\u1ea1o ra c\u00e1c c\u1ea5u tr\u00fac kim lo\u1ea1i c\u00f3 \u0111\u1ed9 b\u1ec1n cao, \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c h\u1ee3p kim c\u00f3 h\u00e0m l\u01b0\u1ee3ng Al v\u00e0 Ti cao.<\/p>\n\n\n\n

2.2 Kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p ph\u1ee7 l\u1edbp b\u1eb1ng laser trong s\u1eeda ch\u1eefa v\u1ebft n\u1ee9t<\/strong><\/strong><\/h6>\n\n\n\n

M\u1eb7c d\u00f9 h\u00e0n thi\u1ebfc v\u00e0 h\u00e0n khu\u1ebfch t\u00e1n v\u1eabn chi\u1ebfm \u01b0u th\u1ebf trong vi\u1ec7c s\u1eeda ch\u1eefa c\u00e1c v\u1ebft n\u1ee9t vi m\u00f4, ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong vi\u1ec7c ph\u1ee5c h\u1ed3i c\u00e1c v\u1ebft n\u1ee9t c\u1ee5c b\u1ed9 v\u00e0 t\u00e1i t\u1ea1o k\u1ebft c\u1ea5u. Nh\u1edd kh\u1ea3 n\u0103ng truy\u1ec1n nhi\u1ec7t t\u1eadp trung, v\u00f9ng ch\u1ecbu \u1ea3nh h\u01b0\u1edfng nhi\u1ec7t nh\u1ecf v\u00e0 kh\u1ea3 n\u0103ng l\u1eafng \u0111\u1ecdng ch\u00ednh x\u00e1c, c\u00f4ng ngh\u1ec7 n\u00e0y tr\u1edf th\u00e0nh gi\u1ea3i ph\u00e1p l\u00fd t\u01b0\u1edfng \u0111\u1ec3 t\u00e1i t\u1ea1o \u0111\u1ea7u c\u00e1nh qu\u1ea1t v\u00e0 s\u1eeda ch\u1eefa c\u00e1c \u0111o\u1ea1n b\u1ecb ch\u00e1y.<\/p>\n\n\n\n

Trong th\u1eddi gian ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong>, c\u00e1c h\u1ee3p kim g\u1ed1c niken c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng ph\u00e2n t\u00e1ch ho\u1eb7c h\u00ecnh th\u00e0nh pha gi\u00f2n. B\u1eb1ng c\u00e1ch t\u1ed1i \u01b0u h\u00f3a c\u00e1c th\u00f4ng s\u1ed1 quy tr\u00ecnh, ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> c\u00f3 th\u1ec3 \u1ee9c ch\u1ebf c\u00e1c pha c\u00f3 h\u1ea1i v\u00e0 n\u00e2ng cao \u0111\u1ed9 d\u1ebbo dai trong v\u00f9ng l\u1edbp ph\u1ee7.<\/p>\n\n\n\n

C\u00e1c nghi\u00ean c\u1ee9u trong t\u01b0\u01a1ng lai n\u00ean t\u1eadp trung v\u00e0o vi\u1ec7c ti\u1ebfp t\u1ee5c c\u1ea3i thi\u1ec7n t\u00ednh \u0111\u1ed3ng nh\u1ea5t c\u1ee7a c\u1ea5u tr\u00fac vi m\u00f4 l\u1edbp ph\u1ee7, ki\u1ec3m so\u00e1t c\u00e1c nguy\u00ean t\u1ed1 d\u1ec5 g\u00e2y n\u1ee9t, v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c quy tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t sau khi ph\u1ee7 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a.<\/p>\n\n\n\n

3. Ph\u1ee7 l\u1edbp b\u1eb1ng laser cho c\u00e1nh qu\u1ea1t\/c\u00e1nh m\u00e1y n\u00e9n b\u1eb1ng h\u1ee3p kim titan<\/strong><\/strong><\/h5>\n\n\n\n

C\u00e1c c\u00e1nh qu\u1ea1t v\u00e0 c\u00e1nh m\u00e1y n\u00e9n l\u00e0m t\u1eeb h\u1ee3p kim titan ph\u1ea3i ch\u1ecbu t\u1ea3i tr\u1ecdng ly t\u00e2m, \u00e1p su\u1ea5t kh\u00ed \u0111\u1ed9ng h\u1ecdc v\u00e0 rung \u0111\u1ed9ng, khi\u1ebfn ch\u00fang d\u1ec5 b\u1ecb n\u1ee9t b\u1ec1 m\u1eb7t, l\u00f5m do va \u0111\u1eadp v\u00e0 m\u00f2n m\u00e9p. Ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1edd kh\u1ea3 n\u0103ng \u0111i\u1ec1u ch\u1ec9nh l\u01b0\u1ee3ng nhi\u1ec7t \u0111\u1ea7u v\u00e0o v\u00e0 kh\u1ea3 n\u0103ng h\u00ecnh th\u00e0nh c\u1ea5u tr\u00fac vi m\u00f4 tinh t\u1ebf t\u1ea1i c\u00e1c v\u00f9ng \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa.<\/p>\n\n\n\n

3.1 S\u1eeda ch\u1eefa h\u01b0 h\u1ecfng b\u1ec1 m\u1eb7t b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong><\/strong><\/h6>\n\n\n\n

Sau khi kh\u1eafc ph\u1ee5c l\u1ed7i, ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> l\u1ea5p \u0111\u1ea7y c\u00e1c v\u00f9ng b\u1ecb h\u01b0 h\u1ecfng m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c.<\/p>\n\n\n\n

C\u00e1c k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u ch\u00ednh bao g\u1ed3m:<\/p>\n\n\n\n

\u0110\u1ea1i h\u1ecdc B\u00e1ch khoa T\u00e2y B\u1eafc (Zhao v\u00e0 c\u00e1c c\u1ed9ng s\u1ef1) \u0111\u00e3 \u00e1p d\u1ee5ng ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> \u0111\u1ed1i v\u1edbi c\u00e1c khuy\u1ebft t\u1eadt trong h\u1ee3p kim titan TC17. V\u00f9ng ph\u1ee7 h\u00ecnh th\u00e0nh c\u00e1c h\u1ea1t c\u1ed9t \u03b2 v\u1edbi \u0111\u1ed9 b\u1ec1n k\u00e9o \u0111\u1ea1t 1146,6 MPa, m\u1eb7c d\u00f9 \u0111\u1ed9 d\u1ebbo gi\u1ea3m nh\u1eb9.<\/p>\n\n\n\n

Pan Bo v\u00e0 c\u00e1c c\u1ed9ng s\u1ef1 \u0111\u00e3 s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng c\u1ea5p b\u1ed9t \u0111\u1ed3ng tr\u1ee5c ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> \u0111\u1ec3 s\u1eeda ch\u1eefa c\u00e1c khuy\u1ebft t\u1eadt h\u00ecnh tr\u00f2n tr\u00ean h\u1ee3p kim titan ZTC4. Sau nhi\u1ec1u l\u1ea7n s\u1eeda ch\u1eefa, c\u1ea5u tr\u00fac vi m\u00f4 \u0111\u00e3 chuy\u1ec3n t\u1eeb c\u1ea5u tr\u00fac l\u1edbp \u03b1+\u03b2 sang c\u1ea5u tr\u00fac \u0111an gi\u1ecf v\u00e0 martensit, \u0111\u1ed3ng th\u1eddi \u0111\u1ed9 c\u1ee9ng c\u0169ng t\u0103ng nh\u1eb9.<\/p>\n\n\n\n

C\u00e1c nghi\u00ean c\u1ee9u n\u00e0y kh\u1eb3ng \u0111\u1ecbnh r\u1eb1ng ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> gi\u00fap ph\u1ee5c h\u1ed3i \u0111\u1ed9 b\u1ec1n cao cho b\u1ec1 m\u1eb7t l\u01b0\u1ee1i dao b\u1eb1ng h\u1ee3p kim titan, m\u1eb7c d\u00f9 vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a \u0111\u1ed9 d\u1ebbo v\u1eabn l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c l\u1edbn.<\/p>\n\n\n\n

3.2 Ph\u1ee7 l\u1edbp b\u1eb1ng laser nh\u01b0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p s\u1eeda ch\u1eefa b\u1ed5 sung cho c\u00e1c khuy\u1ebft t\u1eadt ba chi\u1ec1u<\/strong><\/strong><\/h6>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c t\u1ed5n th\u01b0\u01a1ng c\u1ea5u tr\u00fac nghi\u00eam tr\u1ecdng h\u01a1n ho\u1eb7c c\u00e1c v\u1ebft n\u1ee9t c\u1ee5c b\u1ed9, ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> v\u1ec1 c\u01a1 b\u1ea3n ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t quy tr\u00ecnh s\u1ea3n xu\u1ea5t gia c\u00f4ng.<\/p>\n\n\n\n

M\u1ed9t s\u1ed1 k\u1ebft qu\u1ea3 ti\u00eau bi\u1ec3u:<\/p>\n\n\n\n

Gong Xinyong v\u00e0 c\u00e1c c\u1ed9ng s\u1ef1 \u0111\u00e3 s\u1eed d\u1ee5ng b\u1ed9t TC11 \u0111\u1ec3 ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> tr\u00ean c\u00e1c c\u00e1nh qu\u1ea1t l\u00e0m t\u1eeb h\u1ee3p kim TC17. V\u00f9ng l\u1edbp ph\u1ee7 cho th\u1ea5y c\u1ea5u tr\u00fac Widmanst\u00e4tten v\u1edbi \u0111\u1ed9 b\u1ec1n \u0111\u1ea1t 1200 MPa. B\u00e1nh c\u00f4ng t\u00e1c \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa \u0111\u00e3 v\u01b0\u1ee3t qua th\u1eed nghi\u1ec7m qu\u00e1 t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t th\u00e0nh c\u00f4ng.<\/p>\n\n\n\n

Bian Hongyou v\u00e0 c\u00e1c c\u1ed9ng s\u1ef1 \u0111\u00e3 ti\u1ebfn h\u00e0nh s\u1eeda ch\u1eefa c\u00e1c c\u00e1nh tuabin TC17 b\u1eb1ng b\u1ed9t th\u00e9p TA15. Sau khi \u1ee7 \u1edf nhi\u1ec7t \u0111\u1ed9 650\u00b0C, \u0111\u1ed9 b\u1ec1n k\u00e9o \u0111\u1ea1t 1102 MPa v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i t\u0103ng l\u00ean 13,5%.<\/p>\n\n\n\n

Nh\u1eefng ph\u00e1t hi\u1ec7n n\u00e0y cho th\u1ea5y r\u1eb1ng ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> r\u1ea5t h\u1ee9a h\u1eb9n trong vi\u1ec7c t\u00e1i t\u1ea1o c\u00e1c h\u00ecnh d\u1ea1ng l\u01b0\u1ee1i dao ph\u1ee9c t\u1ea1p l\u00e0m t\u1eeb h\u1ee3p kim titan.<\/p>\n\n\n\n

Tuy nhi\u00ean, c\u00e1c h\u1ee3p kim titan sau khi h\u00e0n th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 b\u1ec1n cao nh\u01b0ng \u0111\u1ed9 d\u1ebbo th\u1ea5p. Kh\u1ea3 n\u0103ng ch\u1ecbu m\u1ecfi c\u0169ng c\u00f3 th\u1ec3 b\u1ecb gi\u1ea3m s\u00fat. C\u00e1c nghi\u00ean c\u1ee9u trong t\u01b0\u01a1ng lai c\u1ea7n t\u1ed1i \u01b0u h\u00f3a th\u00e0nh ph\u1ea7n h\u1ee3p kim, c\u00e1c th\u00f4ng s\u1ed1 quy tr\u00ecnh v\u00e0 c\u00e1c b\u01b0\u1edbc x\u1eed l\u00fd nhi\u1ec7t sau khi ph\u1ee7 l\u1edbp \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 d\u1ebbo v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu m\u1ecfi.<\/p>\n\n\n\n

4. Nh\u1eefng th\u00e1ch th\u1ee9c v\u00e0 h\u01b0\u1edbng ph\u00e1t tri\u1ec3n trong t\u01b0\u01a1ng lai c\u1ee7a c\u00f4ng ngh\u1ec7 ph\u1ee7 l\u1edbp b\u1eb1ng laser trong s\u1eeda ch\u1eefa c\u00e1nh qu\u1ea1t<\/strong><\/strong><\/h5>\n\n\n\n

M\u1eb7c d\u00f9 Trung Qu\u1ed1c \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1eefng ti\u1ebfn b\u1ed9 \u0111\u00e1ng k\u1ec3 trong l\u0129nh v\u1ef1c ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong>, v\u1eabn c\u00f2n m\u1ed9t kho\u1ea3ng c\u00e1ch r\u00f5 r\u1ec7t so v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf h\u00e0ng \u0111\u1ea7u. D\u1ef1a tr\u00ean ph\u00e2n t\u00edch tr\u00ean, \u0111\u1ecbnh h\u01b0\u1edbng ph\u00e1t tri\u1ec3n trong t\u01b0\u01a1ng lai c\u1ea7n t\u1eadp trung v\u00e0o:<\/p>\n\n\n\n

\u2705 <\/strong>N\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng s\u1eeda ch\u1eefa h\u1ee3p kim si\u00eau b\u1ec1n b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong><\/strong><\/h6>\n\n\n\n

Nghi\u00ean c\u1ee9u c\u1ea7n t\u1eadp trung v\u00e0o vi\u1ec7c ng\u0103n ch\u1eb7n s\u1ef1 h\u00ecnh th\u00e0nh pha gi\u00f2n v\u00e0 tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng nh\u1ea1y c\u1ea3m v\u1edbi v\u1ebft n\u1ee9t. Vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a v\u1eadt li\u1ec7u ph\u1ee5 gia, c\u00e1c th\u00f4ng s\u1ed1 quy tr\u00ecnh v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd nhi\u1ec7t l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng.<\/p>\n\n\n\n

\u2705 <\/strong>N\u00e2ng cao \u0111\u1ed9 d\u1ebbo v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ecfi c\u1ee7a h\u1ee3p kim titan ph\u1ee7 nh\u1ef1a<\/strong><\/strong><\/h6>\n\n\n\n

T\u01b0\u01a1ng lai ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> c\u1ea7n gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn c\u1ea5u tr\u00fac vi m\u00f4 d\u1ecb h\u01b0\u1edbng v\u00e0 \u0111\u1ed9 d\u1ebbo th\u1ea5p th\u00f4ng qua c\u00e1c c\u00f4ng ngh\u1ec7 l\u00e0m m\u1ecbn h\u1ea1t nh\u01b0 rung si\u00eau \u00e2m ho\u1eb7c khu\u1ea5y \u0111i\u1ec7n t\u1eeb.<\/p>\n\n\n\n

\u2705 <\/strong>X\u00e2y d\u1ef1ng m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u00e1nh gi\u00e1 ph\u1ee7 l\u1edbp b\u1eb1ng laser ho\u00e0n ch\u1ec9nh<\/strong><\/strong><\/h6>\n\n\n\n

C\u1ea7n c\u00f3 m\u1ed9t khung th\u1eed nghi\u1ec7m ti\u00eau chu\u1ea9n cho c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u, lo\u1ea1i khuy\u1ebft t\u1eadt v\u00e0 v\u1ecb tr\u00ed l\u01b0\u1ee1i dao kh\u00e1c nhau, \u0111\u1ed3ng th\u1eddi t\u00edch h\u1ee3p c\u00e1c nguy\u00ean t\u1eafc v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ecbu h\u01b0 h\u1ecfng.<\/p>\n\n\n\n

\u2705 <\/strong>Ph\u00e1t tri\u1ec3n c\u00f4ng ngh\u1ec7 ph\u1ee7 l\u1edbp b\u1eb1ng laser cho c\u1ea5u tr\u00fac c\u00e1nh qu\u1ea1t th\u1ebf h\u1ec7 m\u1edbi<\/strong><\/strong><\/h6>\n\n\n\n

V\u1edbi vi\u1ec7c ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn c\u00e1c lo\u1ea1i c\u00e1nh qu\u1ea1t \u0111\u01a1n tinh th\u1ec3, c\u00e1nh qu\u1ea1t \u0111\u00f4ng \u0111\u1eb7c theo h\u01b0\u1edbng v\u00e0 c\u00e1nh qu\u1ea1t r\u1ed7ng c\u00f3 s\u1ea3i c\u00e1nh r\u1ed9ng, c\u00e1c gi\u1ea3i ph\u00e1p chuy\u00ean d\u1ee5ng ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> c\u1ea7n ph\u1ea3i ph\u00e1t tri\u1ec3n c\u00e1c quy tr\u00ecnh ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c c\u1ea5u tr\u00fac v\u00e0 v\u1eadt li\u1ec7u ph\u1ee9c t\u1ea1p h\u01a1n.<\/p>\n\n\n\n

K\u1ebft lu\u1eadn<\/strong><\/strong><\/h5>\n\n\n\n

V\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao trong qu\u00e1 tr\u00ecnh l\u1eafng \u0111\u1ecdng, \u0111\u1ed9 bi\u1ebfn d\u1ea1ng nhi\u1ec7t th\u1ea5p, li\u00ean k\u1ebft kim lo\u1ea1i b\u1ec1n ch\u1eafc v\u00e0 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng v\u1edbi c\u00e1c h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p, ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> \u0111ang tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng c\u00f4ng ngh\u1ec7 quan tr\u1ecdng nh\u1ea5t trong l\u0129nh v\u1ef1c s\u1eeda ch\u1eefa c\u00e1nh tuabin m\u00e1y bay. D\u00f9 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho c\u00e1nh tuabin l\u00e0m t\u1eeb h\u1ee3p kim niken hay c\u00e1nh qu\u1ea1t\/c\u00e1nh n\u00e9n l\u00e0m t\u1eeb h\u1ee3p kim titan, ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> mang l\u1ea1i m\u1ed9t gi\u1ea3i ph\u00e1p ph\u1ee5c h\u1ed3i hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n k\u1ebft c\u1ea5u v\u00e0 n\u00e2ng cao hi\u1ec7u su\u1ea5t.<\/p>\n\n\n\n

Khi nghi\u00ean c\u1ee9u ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c \u0111\u1ea9y m\u1ea1nh v\u00e0 vi\u1ec7c \u1ee9ng d\u1ee5ng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p ng\u00e0y c\u00e0ng m\u1edf r\u1ed9ng, ph\u1ee7 l\u1edbp b\u1eb1ng laser<\/strong> s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u00f3ng vai tr\u00f2 mang t\u00ednh c\u00e1ch m\u1ea1ng trong l\u0129nh v\u1ef1c b\u1ea3o d\u01b0\u1ee1ng h\u00e0ng kh\u00f4ng, t\u00e1i ch\u1ebf t\u1ea1o v\u00e0 ph\u00e1t tri\u1ec3n \u0111\u1ed9ng c\u01a1 th\u1ebf h\u1ec7 m\u1edbi.<\/p>","protected":false},"excerpt":{"rendered":"

Aircraft engine blades operate in extreme environments, facing high temperatures, centrifugal forces, corrosion, vibration, and complex stress conditions. Because blade replacement is extremely costly, developing reliable blade repair and remanufacturing technologies has become a crucial industrial priority. Among all repair technologies, laser cladding\u00a0has emerged as one of the most effective, offering precise material deposition, minimal […]<\/p>\n","protected":false},"author":1,"featured_media":5664,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[6,3],"tags":[102],"table_tags":[],"class_list":["post-5666","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-application-cases","category-blog","tag-sheldon-li"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.greenstone-tech.com\/vi\/wp-json\/wp\/v2\/posts\/5666","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.greenstone-tech.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.greenstone-tech.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/vi\/wp-json\/wp\/v2\/comments?post=5666"}],"version-history":[{"count":2,"href":"https:\/\/www.greenstone-tech.com\/vi\/wp-json\/wp\/v2\/posts\/5666\/revisions"}],"predecessor-version":[{"id":5669,"href":"https:\/\/www.greenstone-tech.com\/vi\/wp-json\/wp\/v2\/posts\/5666\/revisions\/5669"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/vi\/wp-json\/wp\/v2\/media\/5664"}],"wp:attachment":[{"href":"https:\/\/www.greenstone-tech.com\/vi\/wp-json\/wp\/v2\/media?parent=5666"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/vi\/wp-json\/wp\/v2\/categories?post=5666"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/vi\/wp-json\/wp\/v2\/tags?post=5666"},{"taxonomy":"table_tags","embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/vi\/wp-json\/wp\/v2\/table_tags?post=5666"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}