吉林大學(xué)材料力學(xué)課程設(shè)計72數(shù)據(jù)i16-資料下載頁
2025-05-23 18:12本頁面
【正文】 。if(S1S)printf(所以D1點安全\n)。printf(S2=%.2lfMPa，,S2)。if(S2S)printf(所以D2點安全\n)。printf(S3=%.2lfMPa，,S3)。if(S3S)printf(所以D3點安全\n)。if(S1Samp。amp。S2Samp。amp。S3S)printf(故曲柄臂強度是足夠的\n)。elseprintf(曲柄臂強度不符合要求\n)。return 0。}double jhplqd() //校核疲勞強度子函數(shù){double Kt=,B=,Wp,Tmin,Tmax,Ta,Tm,n。double t_1=180e6,Fai=,Et=。Wp=PI*D*D*D/16e9。Tmax=(1e6)*Me/Wp。Tmin=0。Ta=(TmaxTmin)/2。Tm=(Tmax+Tmin)/2。n=t_1/(Kt*Ta*1e6/(Et*B)+Fai*Tm*1e6)。printf(Tmin=%.1lfMPa,Tmax=%.1lfMPa,Ta=%.1lfMPa,Tm=%.1lfMPa,n=%.2lf\n,Tmin,Tmax,Ta,Tm,n)。if (n2)printf(HH截面疲勞強度是足夠的\n)。elseprintf(HH截面疲勞強度不足夠\n)。return 0。}double zhuanjiao() //求轉(zhuǎn)角子函數(shù) {double FAz2,FFz2,FAy2,FFy2,EId,EID,EI2,GI,EA,B,Jy,Jz。FAz2=1/(L1+L2)。FFz2=FAz2。if(h/bamp。amp。h/b3){B=+*h/b。}else{B=+*h/b。}EId=1e12*E*PI*d*d*d*d/64。EID=1e12*E*PI*D*D*D*D/64。GI=1e12*E*B*h*b*b*b/(2*(1+u))。Jy=1/EID*(FFz2*(L2L3/2)*(L2L3/2)*M4/3+M2*(L1L3/2)*1/2*(FFz2*(L2+L3/2)+1/3*(1FFz2*(L2+L3/2))))+1/EId*(M2*L3/2*FFz2*(L2+L3/4)+(M3M2)*L3/2*1/2*(FFz2*L3/2*1/3+FFz2*L2)+M4*L3/2*FFz2*(L2L3/4)+(M3M4)*L3/2*1/2*(2/3*L3/2*FFz2+FFz2*(L2L3/2)))+1/GI*(FFz2*(L2+L3/2)*r*M2+M4*r*FFz2*(L2L3/2))。printf(y方向的轉(zhuǎn)角θy=%.6lfrad\n,Jy)。EI2=1e12*E*h*b*b*b/12。EA=E*h*b。FAy2=1/(L1+L2)。FFy2=FAy2。Jz=1/EA*(FFy2*r*FN2FFy2*r*FN1)+1/EID*(M7*(L2L3/2)*1/2*2/3*FFy2*(L2L3/2)+M5*(L1L3/2)*1/2*(FFy2*(L2+L3/2)+1/3*(1FFy2*(L2+L3/2))))+1/EI2*(M5*r*FFy2*(L2+L3/2)+M7*r*FFy2*(L2L3/2))+1/EId*(M5*L3/2*FFy2*(L2+L3/4)+M7*L3/2*FFy2*(L2L3/4)+(M6M5)*L3/2*1/2*(FFy2/3*L3/2+FFy2*L2)+(M6M7)*L3/2*1/2*(FFy2*(L2L3/2)+2/3*FFy2*L3/2))。printf(z方向的轉(zhuǎn)角θz=%.6lfrad\n,Jz)。return 0。} 計算輸出結(jié)果 標(biāo)識符 程序中的標(biāo)識符 對應(yīng)說明書中的標(biāo)識符 L1，L2,L3,P,n,r,Me,Ft,Fr L1,L2,L3,P,n,r,Me,Ft,Fr FAy,FAz,FFy,FFz FAy,FAz,FFy,FFz M1,M2,M3,M4,M5,M6,M7,FN1,FN2 M1,M2,M3,M4,M5,M6,M7,FN1,FN2 X1,X2,X3,Y2,Y3,S1,S2,S3 σ1,σ2,σ3,τ2,τ3,σ1,σr3,σr3’ Tmin,Tmax,Ta,Tm,n Tmin,Tmax,Ta,Tm,n
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