headland bay beach and headland control

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headland bay beach and headland control

H. K. Chang

Coastal Engineering, 57, 76-240, 2010.

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Bay shape台東金樽海岸 :

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Bay shape宜蘭內埤海岸 :

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Bay shape廣東雙月灣海岸 :

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Definition

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Definition

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Empirical function

Coastal Engineering, 57, 124-131, 2010

Yasso (1965)— Logarithmic Spiral bay equation

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Empirical function

Hsu and Evans (1989)– Parabolic bay equation

27cases of 14 prototypes and 13 model bays

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Parabolic bay equation

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Parabolic bay equationGozanles and Medina (1997)–

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Empirical function

Noreno and Kraus (1999)--Hyperbolic tangent bay equation

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Definition

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Examples

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Examples

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Examples

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Examples

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Examples

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Uncertainty Coastal Engineering, 57, 132-151-, 2010.

22 volunteers

Bins

m=5.4

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Uncertainty Standard deviation:

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Uncertainty Coastal Engineering, 57, 132-151-, 2010.

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Uncertainty

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Uncertainty

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Uncertainty

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Further investigation Coastal Engineering, 57, 194-,202 2010.

β/θ=1,R=R0

Tan and Chiew (1994)

Derivative R w.r.t. β/θ →slope (tan β)

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Further investigation Coastal Engineering, 57, 213-,226, 2010.

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Further investigation EMPBAY:

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Further investigation Coastal Engineering, 57, 227-,240, 2010.

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Further investigation

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Further investigation

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Further investigation

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Further investigation

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Further investigation

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Further investigation Coastal Engineering, 57, 194-,202 2010.

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Further investigation Coastal Engineering, 57, 194-,202 2010.