ＤｏｎｇＨａｉｌｏｎｇ, ＧａｏＱｕａｎｃｈｅｎ. Ｅｖａｌｕａｔｉｏｎ ａｎｄ ｉｍｐｒｏｖｅｍｅｎｔ ｏｎ ａｎａｌｙｓｉｓ ｏｆ ｐｌａｓｔｉｃ ｚｏｎｅ ｉｎ ｒｏａｄｗａｙ ｓｕｒｒｏｕｎｄｉｎｇ ｒｏｃｋ ｕｎｄｅｒ ｕｎｅｑｕａｌ ｃｏｍｐｒｅｓｓｉｏｎ ｉｎ ｔｗｏ ｄｉｒｅｃｔｉｏｎｓ[J]. Journal of Mining Science and Technology, 2019, 4(3): 213-220.
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ＤｏｎｇＨａｉｌｏｎｇ, ＧａｏＱｕａｎｃｈｅｎ. Ｅｖａｌｕａｔｉｏｎ ａｎｄ ｉｍｐｒｏｖｅｍｅｎｔ ｏｎ ａｎａｌｙｓｉｓ ｏｆ ｐｌａｓｔｉｃ ｚｏｎｅ ｉｎ ｒｏａｄｗａｙ ｓｕｒｒｏｕｎｄｉｎｇ ｒｏｃｋ ｕｎｄｅｒ ｕｎｅｑｕａｌ ｃｏｍｐｒｅｓｓｉｏｎ ｉｎ ｔｗｏ ｄｉｒｅｃｔｉｏｎｓ[J]. Journal of Mining Science and Technology, 2019, 4(3): 213-220.
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ＤｏｎｇＨａｉｌｏｎｇ, ＧａｏＱｕａｎｃｈｅｎ. Ｅｖａｌｕａｔｉｏｎ ａｎｄ ｉｍｐｒｏｖｅｍｅｎｔ ｏｎ ａｎａｌｙｓｉｓ ｏｆ ｐｌａｓｔｉｃ ｚｏｎｅ ｉｎ ｒｏａｄｗａｙ ｓｕｒｒｏｕｎｄｉｎｇ ｒｏｃｋ ｕｎｄｅｒ ｕｎｅｑｕａｌ ｃｏｍｐｒｅｓｓｉｏｎ ｉｎ ｔｗｏ ｄｉｒｅｃｔｉｏｎｓ[J]. Journal of Mining Science and Technology, 2019, 4(3): 213-220.
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ＤｏｎｇＨａｉｌｏｎｇ, ＧａｏＱｕａｎｃｈｅｎ. Ｅｖａｌｕａｔｉｏｎ ａｎｄ ｉｍｐｒｏｖｅｍｅｎｔ ｏｎ ａｎａｌｙｓｉｓ ｏｆ ｐｌａｓｔｉｃ ｚｏｎｅ ｉｎ ｒｏａｄｗａｙ ｓｕｒｒｏｕｎｄｉｎｇ ｒｏｃｋ ｕｎｄｅｒ ｕｎｅｑｕａｌ ｃｏｍｐｒｅｓｓｉｏｎ ｉｎ ｔｗｏ ｄｉｒｅｃｔｉｏｎｓ[J]. Journal of Mining Science and Technology, 2019, 4(3): 213-220.
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Ｅｖａｌｕａｔｉｏｎ ａｎｄ ｉｍｐｒｏｖｅｍｅｎｔ ｏｎ ａｎａｌｙｓｉｓ ｏｆ ｐｌａｓｔｉｃ ｚｏｎｅ ｉｎ ｒｏａｄｗａｙ ｓｕｒｒｏｕｎｄｉｎｇ ｒｏｃｋ ｕｎｄｅｒ ｕｎｅｑｕａｌ ｃｏｍｐｒｅｓｓｉｏｎ ｉｎ ｔｗｏ ｄｉｒｅｃｔｉｏｎｓ
- Received Date: 2019-03-13
- Rev Recd Date:
2019-03-13
- Publish Date:
2019-04-01
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Abstract
Ｂａｓｅｄｏｎｔｈｅｓｐｅｃｉａｌｌａｔｅｒａｌｐｒｅｓｓｕｒｅｃｏｅｆｆｉｃｉｅｎｔｓｏｆ１，ｔｈｅｒａｄｉｕｓｏｆｓｕｒｒｏｕｎｄｉｎｇｒｏｃｋｐｌａｓｔｉｃ ｚｏｎｅｏｂｔａｉｎｅｄｂｙａｐｐｒｏｘｉｍａｔｅｉｍｐｌｉｃｉｔｍｅｔｈｏｄｈａｓａｌａｒｇｅｔｈｅｏｒｅｔｉｃａｌｅｒｒｏｒｃｏｎｔｒａｓｔｅｄｗｉｔｈｔｈｅｃｏｒｒｅ⁃ ｓｐｏｎｄｉｎｇａｎａｌｙｔｉｃａｌｓｏｌｕｔｉｏｎ ｏｆ ｔｈｅ ｍａｔｕｒｅ ａｘｉｓｙｍｍｅｔｒｉｃ ｐｌａｎｅ ｓｔｒａｉｎ ｔｈｅｏｒｙ*Ｉｎ ｏｒｄｅｒ ｔｏ ｉｍｐｒｏｖｅ ｔｈｉｓ ｓｈｏｒｔｃｏｍｉｎｇ，ｆｒｏｍｔｈｅｅｘｉｓｔｉｎｇｅｓｔｉｍａｔｉｏｎｍｅｔｈｏｄｆｏｒｓｕｒｒｏｕｎｄｉｎｇｒｏｃｋｐｌａｓｔｉｃｚｏｎｅｒａｄｉｕｓｏｎｈｏｒｉｚｏｎｔａｌ ａｘｉｓａｎｄｂａｓｅｄｏｎｔｈｅｆｏｒｍｕｌａｓｏｆｐｌａｓｔｉｃｚｏｎｅｕｎｄｅｒａｘｉｓｙｍｍｅｔｒｉｃｓｔｒｅｓｓｆｉｅｌｄａｎｄａｓｓｕｍｐｔｉｏｎｏｆｔｈｅ ｃｏｎｓｔａｎｔｔｏｔａｌｃｏｌｌｅｃｔｉｏｎｄｅｇｒｅｅｏｆｌｉｎｅｌｏａｄｓ，ｔｈｅａｐｐｒｏｘｉｍａｔｅａｎａｌｙｔｉｃａｌｓｏｌｕｔｉｏｎｏｆｔｈｅｓｕｒｒｏｕｎｄｉｎｇｒｏｃｋ ｐｌａｓｔｉｃｚｏｎｅｏｆｕｎｅｑｕａｌｓｔｒｅｓｓｆｉｅｌｄｏｎｖｅｒｔｉｃａｌ（ｏｒｈｏｒｉｚｏｎｔａｌ） ａｘｉｓｗａｓｄｅｒｉｖｅｄ*Ｔｈｅｎｃｏｍｂｉｎｉｎｇｗｉｔｈ ｓｈａｐｅｏｆｐｌａｓｔｉｃｚｏｎｅｄｅｔｅｒｍｉｎｅｄｂｙａｐｐｒｏｘｉｍａｔｅｉｍｐｌｉｃｉｔｍｅｔｈｏｄ，ｔｈｅｐｌａｓｔｉｃｚｏｎｅｏｆｓｕｒｒｏｕｎｄｉｎｇｒｏｃｋ ｕｎｄｅｒｕｎｅｑｕａｌｃｏｍｐｒｅｓｓｉｏｎｉｎｔｗｏｄｉｒｅｃｔｉｏｎｓｗａｓｒｅｌａｔｉｖｅｌｙａｃｃｕｒａｔｅｌｙｄｅｔｅｒｍｉｎｅｄ*Ｔｈｅｐｒｏｐｏｓｅｄｍｅｔｈｏｄ ｎｏｔｏｎｌｙｅｌｉｍｉｎａｔｅｓｔｈｅｔｈｅｏｒｅｔｉｃａｌｅｒｒｏｒｏｆｔｈｅａｐｐｒｏｘｉｍａｔｅｉｍｐｌｉｃｉｔｍｅｔｈｏｄｆｏｒｔｈｅｌａｔｅｒａｌｐｒｅｓｓｕｒｅｃｏｅｆ⁃ ｆｉｃｉｅｎｔｏｆ１，ｂｕｔ ａｌｓｏ ｏｖｅｒｃｏｍｅｓ ｔｈｅ ｔｈｅｏｒｅｔｉｃａｌ ｄｅｆｅｃｔｓ ｏｆ ｒａｄｉａｌ ｓｔｒｅｓｓ ｅｑｕａｌ ｔｏ ｚｅｒｏ ｉｎ ｅｌａｓｔｏｐｌａｓｔｉｃ ｂｏｕｎｄａｒｙｏｆｓｕｒｒｏｕｎｄｉｎｇｒｏｃｋｂｙｕｓｉｎｇｏｒｉｇｉｎａｌｅｓｔｉｍａｔｉｏｎｍｅｔｈｏｄｗｉｔｈａｘｉｓｙｍｍｅｔｒｉｃｓｔｒｅｓｓ*Ｓｏｐｒｏｐｏｓｅｄ ｍｅｔｈｏｄｃｏｕｌｄｂｅｃｏｎｓｉｄｅｒｅｄａｓａｒｅｌａｔｉｖｅｌｙｒｅａｓｏｎａｂｌｅａｎｄａｃｃｕｒａｔｅｅｓｔｉｍａｔｉｏｎｍｅｔｈｏｄｆｏｒｔｈｅｐｌａｓｔｉｃ
ｚｏｎｅｉｎｒｏａｄｗａｙｓｕｒｒｏｕｎｄｉｎｇｒｏｃｋｕｎｄｅｒｕｎｅｑｕａｌｃｏｍｐｒｅｓｓｉｏｎｉｎｔｗｏｄｉｒｅｃｔｉｏｎｓ*
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