11相当于相当于一一端固定端固定一一端铰支梁端铰支梁,令其支座分别发生,令其支座分别发生单位单位位移位移,求其在梁端产生的,求其在梁端产生的支座反力支座反力。。ije1eiuLEALEAije1ejuLEALEA33LEI33LEI23LEI1eiveij33LEI33LEI23LEI1ejveij23LEI23LEILEI3e1eiijejeieNjuLEAuLEAFejeieieSjvLEILEIvLEIF323333ejeieNiuLEAuLEAFejeieieSivLEILEIvLEIF323333ejeieieivLEILEIvLEIM22333ejeieNjuLEAuLEAFejeieieSjvLEILEIvLEIF323333ejeieNiuLEAuLEAFejeieieSivLEILEIvLEIF323333ejeieieivLEILEIvLEIM22333ejejeieieieSjeNjeieSieNivuvuLEILEILEILEALEALEILEILEILEILEILEILEALEAFFMFF3232232330330000303303033000单元刚度矩阵单元刚度矩阵ije1eiuLEALEAije1ejuLEALEA33LEI33LEI23LEI1eiveij33LEI33LEI23LEI1ejveij23LEI23LEILEI3e1eiijkeLEALEA33LEI33LEI23LEI33LEI33LEI23LEI23LEI23LEILEI300000000000LEALEA026LEI26LEILEI2LEI41ejeij312LEI312LEI26LEI26LEI1eiveij26LEI26LEILEI4LEI2e1eiij312LEI312LEI26LEI26LEI1ejveij22相当于相当于两端两端固定梁固定梁,不考虑轴向变形时,令其支座分,不考虑轴向变形时,令其支座分别发生别发生单位位移单位位移,求其在梁端产生的,求其在梁端产生的支座反力支座反力。。LEILEILEILEILEILEILEILEILEALEALEILEILEILEILEILEILEILEILEALEA460260612061200000260460612061200000222323222323ke33相当于相当于两两端固定梁端固定梁,令其支座分别发生,令其支座分别发生轴向轴向单位位移单位位移,,求其在梁端产生的求其在梁端产生的支座反力支座反力。。1112111AELFAELFNN21112222112221111LAELAEAEAEAELAELFN2111222211LAELAEAEAE2111222211LAELAEAEAEije1eju11AE22AE1L2Lije1eiu11AE22AE1L2L2111222211LAELAEAEAE2111222211LAELAEAEAE1222112211122211221112221122111222112211LAELAEAEAELAELAEAEAELAELAEAEAELAELAEAEAE][ke00000000000012221122111222112211122211221122111222211LAELAEAEAELAELAEAEAELAELAEAEAELAELAEAEAE321121.21.243LEILEILEILEILEILEILEILEILEALEALEILEILEILEILEILEILEILEILEALEA460260612061200000260460612061200000222323222323][keTkTk][][Teeije1eivLEALEAije1ejvLEALEA26LEI26LEILEI2LEI41ejeij312LEI312LEI26LEI26LEI1eiueij26LEI26LEILEI4LEI2e1eiij312LEI312LEI26LEI26LEI1ejueijk1LEA312LEI312LEI26LEI26LEILEI40000000LEA26LEI026LEILEI2312LEI312LEI26LEI0026LEILEA000LEA026LEILEI20026LEILEI4LEILEILEILEILEILEILEILEILEALEALEILEILEILEILEILEILEILEILEALEA4602606120612000002604606120612000002223232223232][k][k2jie1ejvLEALEAjie1eivLEALEA26LEI26LEILEI2LEI41eieji312LEI312LEI26LEI26LEI1ejueji26LEI26LEILEI4LEI2e1ejji312LEI312LEI26LEI26LEI1eiuejik3312LEI312LEI26LEI0026LEILEA26LEILEI400000LEA026LEILEI2LEA312LEI312LEI26LEI26LEILEI20000000LEA26LEI026LEILEI41.计算各单元在结构坐标系下的单刚。][][][][k11...