| Biodiesel feedstock (100%) | Engine type | Test conditions | Performance | References | ||||
| BP | BSFC | BTE | BSEC | EGT | ||||
| Microalgae | 1-Cylinder, 4 stroke, WC, DI, CI, Kirloskar TV1 model engine, RP: 5.2 kW at 1500 rpm | Constant speed (1500 rpm) Variable load (0 - 18 kg in steps of 2 kg) | - | | | | - | [105] |
| Waste cooking oil | 4-Cylinder, 4 stroke, turbocharged, DI, CI engine, CR: 18.5:1, RP:75 kW at 3600 rpm | Variable speed Constant load | | | | - | - | [106] |
| Waste mustard oil | 1-Cylinder, 4 stroke, WC, CI engine, CR: 16.5:1, RP:3.7 kW at 1500 rpm | Constant speed Variable load (2, 4, 6 & 8 N) | | | | - | - | [107] |
| Vegetable oil (Direct fuel) | 2-cylinder air-cooled CI generator engine | Low to Full load conditions (at 1500 rpm) | | |
|
| | [108] |
| Jatropha oil (Direct fuel) | 4-stroke, single cylinder, direct injection, watercooled, CI engine | Low to Full load conditions (at 1500 rpm) | - | | | - | | [109] |
| Jatropha oil (Preheated) | - | Low to Full load conditions (at 1500 rpm) | - | | | - | | [109] |
| Neat rapeseed Oil (Direct fuel) | Four-stroke single cylinder naturally aspirated direct injection diesel engine | Low to Full load conditions (at 1800 rpm) | - | - | - | | - | [110] |
| Palm oil (preheated) | single cylinder, four-stroke, air-cooled, direct inject diesel engine | Low to Full load conditions (at 1800 rpm) |
| | | - | | [111] |
| Sunflower oil (Direct fuel) | single cylinder, four-strokes direct injection diesel engine | Various load and engine speed | | | | - | - | [112] |
| Mahua oil (Direct fuel) | Four-stroke, single cylinder, water cooled, direct injection | varying injection opening pressure (IOP), Low to Full load conditions (at 1500 rpm) | - | | | - | | [113] |
| Mahua oil (preheated) | - | - | - | | | - | | [113] |
| Cottonseed oil (CSO) | 1-Cylinder, 4 stroke, AC, DI, CR: 18:1, Maximum torque: 38.5 Nm | Variable load, Constant speed (2500 rpm) | - | | | - | - | [114] |
| Jatropha oil | 1-Cylinder, 4 stroke, WC, DI, CR: 17.5, RP: 7.4 kW | Variable load, Constant speed (1500 rpm) | - | | | - | | [109] |
| Jatropha oil biodiesel | 1-Cylinder, 4 stroke, WC, DI, CR: 18 | Variable speed (1000 - 2000 rpm) | | | |
| | [115] |
| Jatropha biodiesel | 2-Cylinder, 4 stroke, WC, DI, RP: 7.35 kW | Variable load, Constantspeed (1500 rpm) | - | | | - | - | [116] |