From 1769db5e332a888acccb6f84e258756b976707cc Mon Sep 17 00:00:00 2001 From: "John M. Penn" Date: Fri, 27 Mar 2015 16:59:30 -0500 Subject: [PATCH] A few touchups to SIM_parachute README. Fix #36 --- trick_sims/SIM_parachute/README.md | 10 +++++++--- .../SIM_parachute/images/force_of_drag.png | Bin 1092 -> 1182 bytes .../SIM_parachute/images/force_of_gravity.png | Bin 673 -> 866 bytes 3 files changed, 7 insertions(+), 3 deletions(-) diff --git a/trick_sims/SIM_parachute/README.md b/trick_sims/SIM_parachute/README.md index aec74539..2661dffe 100644 --- a/trick_sims/SIM_parachute/README.md +++ b/trick_sims/SIM_parachute/README.md @@ -43,10 +43,11 @@ From these data we interpolate, to approximate the air density and gravity at specific altitudes. #### Parachute Deployment -Parachute deployment is modeled, using a Trick event (in input.py) that simply increasing skydiver's +Parachute deployment is modeled, using a Trick event (in input.py) that simply +increases the skydiver's -1. cross-sectional area and -2. coefficient of drag. +1. cross-sectional area (A) and +2. coefficient of drag (Cd). at the specified time. @@ -67,6 +68,9 @@ At 4 minutes and 19 seconds, pop the chute: #### Results +##### Altitude vs Time ![Plot of Altitude vs Time](images/plot_altitude_vs_time.png "Altitude vs. Time") + +##### Velocity vs Time ![Plot of Velocity vs Time](images/plot_velocity_vs_time.png "Velocity vs. Time") diff --git a/trick_sims/SIM_parachute/images/force_of_drag.png b/trick_sims/SIM_parachute/images/force_of_drag.png index 0dd35f80da0763177fd734c4c466d995a74d4a32..d74cc641c5b894de11996985f9f5d195f34b0f01 100644 GIT binary patch delta 1063 zcmV+?1laq;2%ZTciBL{Q4GJ0x0000DNk~Le0001n0000b2m}BC04?}gT9F}5f4NCS zK~!ko?V0VFqDT~lU-p>*XhUEo0=h%M3|K?Zi9k05+z99nf$j*<5YPye5YPPv`0+8cfe9l&&J4L*aGsXq>e-f&b!O`?n zZGIaWfr2BfOmvPNDU)cLQ!Er6laUG)GOr?UYs_ScG$j{J4u|iWFFp;*GTG049de|-$;V|fzg;m%HLG9Df9^>h;DM+7%T_KBJfVLawXV=W1< zWSRHikI3!lOEMD)6$+!U-h?RdYL!Fmx{ zRRXN=&(EP`pL$lng9ET;z|eu0l47?pnHrQOnM|*}9S~zEeycHce__V$dhV9#$r&}obd^efMXF$ReGY1~Ea++J7wa4XWndrKbV-!QhhzAF@`ayyTfD4V-b%orGffcrf z>sPCtZCK*PR|9MZZt`Av)=Kpvr%x%!?3HILPMA3FE$*(%FCPf!?8#J|R1f_~b9-pHMv7F=Ax(5*}FO&2YBs`in}9Yp~6xz@4=++>ht1C zZ-gvlK4x?;cNH@pv@fqiUORV|{{U9A34Z!2c8QbL10oMKGdeOfEig4YFfdC5U%!(F h1R@(XGdeLfEig4YFfbCK>r?;$002ovPDHLkV1h$J_|^ab delta 972 zcmV;-12g=d3B(8?iBL{Q4GJ0x0000DNk~Le0001U0000b2m}BC0Nb4&hmj#oe_u&N zK~!ko?U~Ven=llG5B)j-@d#uC(h=|mBqQJr?2dpt0qzJS6JU=(Jb}Xq*c<$Pkc_c| zAxWVn{d)Bf?4T>1tE+R5WTA1il7O6{ynodQ?1i85v{5M}P9w+*4@bEFEdlS{Xk%%v?VtNxn9%?~MZH zo&{5+?^^KuF1<2!GD%V)uk}5vg7(CEQlUt$q=O1=6l>9gCfO6K&_tf3h4aEwFJ3S0 zmQ1$|erJS6S)JsqPgs-A326^PdX85U8^9H06aK0^&@ z|Nf1T6O#~8f^t%uA0;k3(5`y%a@ILJPWe=Q?c*~i!flAlM_Pc}gP+XuMM6kP0&?wM z_d9mE321}|s*crrw#s$qe@H&xI#_K+)A85S@{H*=3OgA1K|v?$KB%zXH_A10UO4E^ zG5={RA&=ZUrk|PX*W;vQyHD)j>$ZAhL3kam7fz&qenojoEw^jtYaU^N0iKdS9 zvkIQuSU`^BY?NdA9jr@B7k(+L${b&CAM#Fp9%$%r015cbxc@Enn-3nk>RVX zffXYRr+sWaz1n)_wP$mK7u)q|<5=0+9dKN`W6`@#lNt4OE-`#BQ%Xeeijs|f$-3ehSR7B{po{ zE9r3Ae3ITqZaJa2lBCq`hQ7>*cykU}R~)-y$&4xM8tZQR9Jwv-F$w*v(1?VTu$Co> zUD+Kc<&^azFHV`++DfY;hHa-)OjwPVbW&6=NxR~idO04_Zc63$$+N0QnmKQkA#bs( zS6+n<$|*0Z;V`zZ#^|~Q_^6HOHxy~lM5*ov2<)g}PU#l&pC0BC4Fqx|H+z!wI3UQ; zz+6*Wkjp{RYZN~&JoBVbYs}T@5H^avdBdT44)r)d>iz=xR&r?1f7qszFa#nGF*rIi uFfA}OIxsLh*z-q|VFV%@F*iCgIV~_XIxsNeyj42@0000y!FiBL{Q4GJ0x0000DNk~Le0001J0000I2m}BC03EDTjgcWte*%3; zL_t(Y$JLkNaicI4gg<3c08R-?2iPT$4ty?wbbwQW+yPDrI2G8GKvDsr1WX5eKP14( z*qOW7xl5!!I|51Xyn8LS7XRQuMDS(oc8IMGiJTM(1+{J$MyqxBt2zA&p*NA<}ULJnrvl7gP(=wt;nR2zmxKkk)qWWMd zZxb$5V>I(zbNPhZkVrNp)NeY5U&y^H$k+5NM0Lf<=8dr+0jh9|e*n0_(%&a`f({Gp zv;dx1u-0A{Sj!u)4XXdzR`wBoq+X|7o~O4Sm?~GHd0?$pDi`FJ$*GoqqZ*#(vPaJ7 zWq66hN$Mj!xNRS6-n-7J+_RqXPL`cj*;-cPDf<`wBtuKx z5YfE*D*Sz0DWdy_48MxM0pztJ(uijPUXwEdA`dk-Ix;gYFf}?bFldUZb(3TQA{#X} cIxsXXFf}?bFrHN_IsgCw07*qoM6N<$f^PmzV*mgE delta 551 zcmV+?0@(fH2B8HZiBL{Q4GJ0x0000DNk~Le0000)0000I2m}BC07%WS(~%)ee*wHn zL_t(Y$Gw&Bk*Yut#D9Bb0Qf?{43H2sgF8dm%K!~wy$JM$051ZL5U7j5BZQR<`aTG& zSog1d>dcp}1%{!!XD|X_FULO`ED_MsP~lh_?iNM?P8CyxS8w%)r#m+CaD;CxPAcU6w*#LevssCvndl^$k@de~b-4&J>vZrz~5wfF%biEGd79s8}%#mG^SQKzqta zqC}ajBDpJY;Z$WwHupt$6%|?m`Vv@j5W>Z=`{Dwam>B#6j1~82N2fef{rLcG`rozHVlngYw{{Z=?a(E9LzL z!W61WY4FEc`l}U6b3;olf3_WN7auJVYTqHNglLoW0wNDEHaasnEig4Y pFfi9}Qd5&910owRHaaplEig4YFfg3YnwS6p002ovPDHLkV1jqA?Hm9A