Changes between Version 2 and Version 3 of u/erica/2DShockedClumpsSNR

Timestamp:

01/19/18 11:46:43 (7 years ago)

Author:

Erica Kaminski

Comment:

—

u/erica/2DShockedClumpsSNR

@@ -6 +6 @@
 ||$n_{amb}$ || 10^4^ cm^-3^ || 
 ||$v_{amb}$|| 0 || 
-|| $v_{wind}$ || 2,000 km s^-1^ ||
+
+The sound speed of the ambient material for these parameters is (for $\gamma=5/3$):
+
+|| $C_{amb}$ (for $\gamma=5/3$) || || 
+
+which for a injected wind speed of 2,000 km/s gives a Mach number of:
+
+|| $M$ (for $v_{wind}= 2,000 ~km~s^{-1}$)  || || 
+
+The wind parameters are then given by the jump conditions for an adiabatic shock:
+
+|| $T_{wind}$ || $[2\gamma (\gamma-1)/(\gamma+1) ]M^2 = $ || 
+||$n_{wind}$ || $4\times 10^4 ~cm^{-3}$ || 
+||$v_{wind}$||$2,000 ~km~s^{-1} $|| 
+
+Q - shocked gas speed = shock speed?
 
 The clump is initially in pressure equilibrium with the ambient medium, and its properties are given by:
 
-|| $T_{clump}$ || 10^4^ K || 
-||$n_{clump}$ || 10^4^ cm^-3^ || 
+|| $T_{clump}$ || 10^2^ K || 
+||$n_{clump}$ || 10^6^ cm^-3^ || 
 ||$v_{clump}$|| 0 || 
+
+
 
 The thermodynamics in the simulation are governed by an ideal EOS, and an adiabatic index of gamma = 5/3. The abundances are taken to be solar ($\mu=1.3$). Other parameters of interest are: