Table 2. Test Conditions.
| parameters | value | |
|---|---|---|
| methane fuel | injection pressure pCH4 | 15 MPa |
| injection pulse width | 5 ms | |
| injector diameter | 0.3 mm | |
| diesel fuel | diesel type | 0 # diesel in China |
| injection pressure pdiesel | 80, 100, 120 MPa | |
| injection pulse width | 1 ms | |
| single-hole injector diameter | 0.26 mm | |
| background air | air temperature | 300 K |
| air back pressure pb | 1 MPa | |
| injection interval tinterval | 3 ms | |
| angle between two injector central axis φ | 10° degree | |