tailieunhanh - Tyre Vehicle Dynamics Episode 16

Tham khảo tài liệu 'tyre vehicle dynamics episode 16', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | APPENDIX 2 TREADSIM 601 alphadeg alphdegminr imax round log abs 1 -gl a alphdegminr g2a log abs 1 gl a alphdegmaxr g2a gl a 2 end if kapparuns l kappa kappaminr imax round log abs 1 -g 1 k kappaminr g2k log abs 1 g 1 k kappamaxr g2k g 1 k 2 end if aphitruns l aphit aphitminr imax round log abs l-glt aphitminr g2t log abs l glt aphitmaxr g2t glt 5 end if picture l alphadeg alphapict alpha alphadeg pi l 80 kappa kappapict aphit a Rpict alphadegminr alphapict kappaminr kappapict aphitminr a Rpict imax l end for ia l imax begin kappa or alpha or a R if running variable ia-loop if alpharuns l alpha pi alphadeg 180 Fyml Fy needed for calculation of cornering stiffness end R a aphit Fy 0 Mzprime 0 initial value for iteration begin carcass deflection iteration iit-loop for iit l iitend slope Mzprime cyaw cs cs0 slope belt slope at contact centre . wheel plane curve Fy cbend cc cc0-curve belt lateral curvature in contact zone ydefl Fy clat ym ym0 ydefl belt lateral position at contact centre . wheel plane yFyroll -epsyFy ydefl ymeff ym ygamroll yFyroll effective moment Mz arm for Fx for ÍLR 1 mow begin left iLR 1 and right row iLR 2 loop if one row nrow 1 ifnrow l ibLR 0 bLR 0 end if nrow 2 ibLR 2 iLR-3 bLR ibLR brow 602 APPENDIX 2 TREADSIM end if nrow 3 ibLR iLR-2 bLR ibLR brow left bLR -brow mid bLR 0 right bLR brow end psidot -Vc R Vcx Vc cos alpha Vsx -Vcx kappa Vsy -Vcx tan alpha Vr Vcx-Vsx omega Vr re VcxLR Vcx-bLR psidot VsxLR Vsx-bLR psidot bLR omega l-epsdrgam singam VsyLR Vsy VrLR Vr deltat 2 a n VrLR deltax 2 a n xi a x l a ei 0 exi 0 eyi 0 Fximl 0 Fyiml 0 Mziml 0 px l 0 py l 0 pz l 0 p l -0 sliding 0 begin i-loop passage through contact length for i 2 n l eiml ei eximl exi eyiml eyi xi xi-deltax xi2 xi xi x i xi dybdximean cs cc xi o. 5 deltax ybi ym cs xi cc xi xi bLR ybieff ymeff cs xi o. 5 cc xi xi bLR Vbxi VsxLR Vbyimean VsyLR xi deltax psidot - VrLR dybdximean Vbi sqrt Vbxi Vbxi Vbyimean Vbyimean Vb i Vbi belt point velocity mu muO