wave
小学六年级英语教案“In connection with the problem of the process of the chemical reaction in a detonation wave, the objections raid against the
conceptions of Le Chatelier and Vieille of the 19to the ignition of the gas by the shock wave are refuted.”Zeldovich “On the theory of the propagation of detonation in gaous 6/20/2007
Detonation
6
Expansion waves catch up to wave and slow it down until CJ state is reached.
Steady Reaction Zone
212112
2
dY
M u dx dP u M u dx du u M dx d u
考试技巧
V
par>aiaU V
V U U C2H4
CO2H2O CO C2H4-3O2-9N2, 20kPa Warnatz
OH H O
Convection-reaction balance
C2H4-3O2-9N2, 20kPa Warnatz
'V
'H
Characteristic induction zone width '
Detonation10
Propagating Pressure Wave GDT
280mm diameter, 7.3m long超感猎杀圣诞特辑
•Velocity from time of arrival
•Pressure from piezoelectric gauges
•Structure from schieren, shadowgraph, PLIF imaging
6/20/2007Detonation
Schlieren OH emission
scale:4mm 2H2-O2-85%Ar
P o=20kPa
C3H8-5O2-60%N2
P o=20kPa
modify什么意思
0.0263 atm 2.7 km/s0.3 atm 2.2 km/s
上海雅思培训
“Generalizations of available obrvations suggests that turbulence
Detonation H2+O2+7Ar mixture
Self-propagating –near CJ velocity
C2H4-O2 75% Ar H2-O2 40% Ar
C3H8-O2C2H2-O2“Notice that becau of its innate complexity, there is virtually no hope that theoreticians will piece together an a priori theory for detonation structure; they •Cell width measurements
A sooted aluminum sheet
Data from R. Knystautas,
McGill university
CH 4C 4H 10C 3H 8C 2H 6H 2C 2H 2
Fuel Smoke Pressure
Foil Oscillations
EQUIVALENCE RATIO
0 1 2 3 4
100
奥斯卡经典电影>作品小样的英文5020105210.50.2
C 2H 4
golding
