[Scienza delle Costruzioni] Momento
Data la seguente struttura
ho proceduto al calcolo del momento nel
Sistema principale
\(\displaystyle
AB) M+V_A(\frac{L}{4}-x)=0 \qquad\text{con}\;0\le x\le \frac{L}{4}\,
\\ BC) M+1000x-H_A x+V_A\frac{L}{4}=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\CD) M+1000(x+\frac{L}{2})-H_A(x+\frac{L}{2})+V_A\frac{L}{4}=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\DE) M-\frac{qx^3}{6\frac{L}{2}}+1000(L)+V_A(\frac{L}{4}+x)-H_A(L)=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\EF) M-V_Ex=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\FG)M+H_Ex+V_E\frac{L}{2}-\frac{qx^3}{6\frac{L}{2}}=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\GH)M-H_I(\frac{L}{2}-x)-V_I=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\HI)M-V_Ix=0 \qquad\text{con}\;0\le x\le \frac{L}{4}
\)
Sistema fittizio
\(\displaystyle
AB) M+V_A(\frac{L}{4}-x)=0 \qquad\text{con}\;0\le x\le \frac{L}{4}\,
\\ BC) M-H_A x-V_A\frac{L}{4}=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\CD) M+1(x)-H_A(x+\frac{L}{2})-V_A\frac{L}{4}=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\DE) M-V_E(\frac{L}{2}-x)=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\EF) M+V_Ex=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\FG)M-H_Ex+V_E\frac{L}{2}=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\GH)M-H_E(\frac{L}{2}+x)-V_E\frac{L}{2}=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\HI)M-V_Ix=0 \qquad\text{con}\;0\le x\le \frac{L}{4}
\)
Vorrei sapere se i momenti sono esatti.
ho proceduto al calcolo del momento nel
Sistema principale
\(\displaystyle
AB) M+V_A(\frac{L}{4}-x)=0 \qquad\text{con}\;0\le x\le \frac{L}{4}\,
\\ BC) M+1000x-H_A x+V_A\frac{L}{4}=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\CD) M+1000(x+\frac{L}{2})-H_A(x+\frac{L}{2})+V_A\frac{L}{4}=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\DE) M-\frac{qx^3}{6\frac{L}{2}}+1000(L)+V_A(\frac{L}{4}+x)-H_A(L)=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\EF) M-V_Ex=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\FG)M+H_Ex+V_E\frac{L}{2}-\frac{qx^3}{6\frac{L}{2}}=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\GH)M-H_I(\frac{L}{2}-x)-V_I=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\HI)M-V_Ix=0 \qquad\text{con}\;0\le x\le \frac{L}{4}
\)
Sistema fittizio
\(\displaystyle
AB) M+V_A(\frac{L}{4}-x)=0 \qquad\text{con}\;0\le x\le \frac{L}{4}\,
\\ BC) M-H_A x-V_A\frac{L}{4}=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\CD) M+1(x)-H_A(x+\frac{L}{2})-V_A\frac{L}{4}=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\DE) M-V_E(\frac{L}{2}-x)=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\EF) M+V_Ex=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\FG)M-H_Ex+V_E\frac{L}{2}=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\GH)M-H_E(\frac{L}{2}+x)-V_E\frac{L}{2}=0 \qquad\text{con}\;0\le x\le \frac{L}{2}\,
\\HI)M-V_Ix=0 \qquad\text{con}\;0\le x\le \frac{L}{4}
\)
Vorrei sapere se i momenti sono esatti.
Grazie della pazienza

