Research Article
Parametric Investigation of Combustion and Heat Transfer Characteristics of Oscillating Linear Engine Alternator
Table 2
Input and steady-state parameters for fundamental case linear engine.
| | Cylinder bore | 31.02 mm |
| | Maximum cylinder stroke | 24.97 mm |
| | Engine displacement volume | 18.87 cc |
| | Equivalence ratio | 1.02 |
| | Exhaust port location from head | 15.5 mm |
| | Translator frequency | 88.25 Hz |
| | LHV of natural gas | 49.5 MJ/kg |
| | Intake temperature | 300 K |
| | Intake pressure | 100 kPa |
| | Alternator efficiency | 95 % |
| | Combustion efficiency | 95 % |
| | Max in-cylinder pressure | 77.4 bar |
| | Max in-cylinder temperature | 2368 K |
| | Compression ratio | 15 |
| | Translator mass | 1.2 kg |
| | Wall temperature | 450 K |
| | Spring stiffness | 30180 N/m |
| | Number of springs | 6 |
| | System efficiency | 16.48 % |
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