[請益] 結構穩定與靜定判斷
大家好
我想請問一下，在判斷結構靜不靜定之前，是不是要先判斷結構穩不穩定?
那要怎麼判斷結構穩定?
frame是r+3n-c<3j 是不穩定 r是反力數 n是桿件數 c是release j是節點數
r+3n-c=3j 是穩定靜定
r+3n-c>3j 是靜不定 嗎?
truss是r+n<2j 是不穩定
r+n=2j 是穩定靜定
r+n>2j 是靜不定 嗎?
先謝謝大家了
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