Duurzaam - De toepassing van LPG, HAN Automotive

1. 25/05/2009
The Spray Behavior of Liquid LPG at
Different Back Pressures during Injection
in a Constant Volume Chamber
Peter Mesman
HAN University of Applied Sciences
Arnhem, May 28th, 2009
1

2. 25/05/2009
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3. 25/05/2009
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From Oza/Sinnamon SAE 830590 (1983)
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4. 25/05/2009
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5. 25/05/2009
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fuel spray
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atm 5 bars
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only part of the spray is visible
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6. 25/05/2009
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7. 25/05/2009
5 -
80
70
Penetration [mm]
60
Mitsubishi 30-10
50
Siemens 30-10
40
Mitsubishi 50-10
30
20 Siemens 50-10
10
0
0 2000 4000 6000 8000 10000
Time [ s]
# 7' #
#
5 -
80
70
50-1
Penetration [m m]
60
30-1
50
50-5
40
30-5
30
50-10
20
30-10
10
0
0 333 667 1000 1333 1667 2000
Tim e [ s]
# !' 5 #
- 2 $1 $ 1 2
4!8
5 $1 2 $4 2
7

8. 25/05/2009
5 -
70
65
60
Spray angle [degrees]
55
Siemens 30 bars
Siemens 50 bars
50
Mitsubishi 30 bars
Mitsubishi 50 bars
45
40
35
30
0 2 4 6 8 10 12
Constant volume chamber pressure [bars]
#
-
-
'
5 -
70
65
S p ray an gle [deg rees]
60
55 Siemens 30 bars
Siemens 50 bars
50
Mitsubishi 30 bars
45 Mitsubishi 50 bars
40
35
30
-1 0 1 2 3 4 5 6 7 8
(pS-pC)/pC [-]
' 9 ':9
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- :9
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10. 25/05/2009
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12. 25/05/2009
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p S − pC pS
Π Hochgreb = Π Araneo =
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13. 25/05/2009
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