Air-Cooled, Single Cylinder, 4-Stroke, Diesel Engine — MOE Lab Tender Details

Air-Cooled, Single Cylinder, 4-Stroke, Diesel Engine for Thermodynamics Lab Equipments

The experimental test-rig should have experimental capabilities like plotting of torque and power curves, determination of various parameters such as volumetric efficiency, mechanical and thermal efficiency, specific fuel consumption, frictional power of engine under variable compression ratio at various fuel-air ratios, to draw heat balance sheet, P-θ diagram, P-V diagram, pressure curve for gas cycle, determination of
indicated power output from P-V diagram, performance test under different load, speeds, compression ratios etc.  
Specifications for Test Stand (Control and Load unit):   
• Computer Controlled, Control and Load Unit for Single Cylinder VCR (Variable
Compression Ratio) Engine with a maximum power output of 11 kW
• Test Stand with wheels for mobility withproper vibration control measures  
• Diagram in the front panel with similar distribution to the elements in the real unit  
• Asynchronous motor with regenerative feedback unit as the brake for generating
The experimental test-rig should have capabilities such as plotting of torque and power curves, determination of volumetric efficiency and fuel-air ratio, determination of mechanical efficiency, specific fuel consumption, frictional power of engine, to draw heat balance sheet, P-θ diagram, P-V diagram, pressure curve for gas cycle, determination of indicated power output from P-V diagram, performance test under different loads and speeds etc.  
Test Stand (Control and Load unit):  
• Computer Controlled, Control and Load Unit for Four Stroke Diesel Engine with a
maximum power output of 7.5kW.  
• Test Stand with wheels for mobilityand proper vibration control measures.  
• A schematic diagram of the complete system in the front panel  
• Asynchronous motor with regenerative feedback unit as the brake for generating
the engine load, and can be also used as starter motor.  
• Engine started by asynchronous motor.  
• Force transmission from the engine to the brake unit by means of a coupling
(universal joint/leather pads). Proper attachment to adjust braking torque and brake
speed.   
• Quietening vessel for intake air.  
• Potentiometer for continuous adjustment of braking torque and speed.  
• Vibration damping base plate with damping mass.  
• Sensors for measurement and display of Torque, Air Temperature, Air intake
Quantity, Pressure, Speed, Fuel Consumption and Temperature, Exhaust Gas
Temperature and Cooling Water Temperature.  
• The unit should be Computer Controlled i.e. commands for operation of unit
should be given from computer.
Air Cooled, Single Cylinder, Four Stroke, Diesel Engine:   
• Power output  : 5 kW (minimum) and 7.5 kW (maximum) at 3500 rpm
• Compression ratio  : 20:1 (minimum)  
• Possibility of running the engine on bio-diesel and blends  
Electronic Engine Indicating System:   
• Cylinder pressure indication system  
• Chronological representation of pressure curve against the crank angle in P-θ
diagram to determine the maximum pressure and to monitor the ignition point and
the pressure increase.  
• Representation of pressure curve against the standardized piston capacity in P-V
diagram to determine the indicated power output.  
• System consists of measuring amplifier, TDC sensor and software for Windows
XP, Windows Vista or Windows7.