Engine Room Simulation

Engine room simulation for internal combustion chamber [ SI,CI,Square,Under and Over engine , all parameters you need to find in one place ]
604 Downloads
Updated 6 Sep 2018

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This project is open to work for several parts:

Part 1 - General Engine Parameters and Efficiencies ~ (Available)
Part 2 - Use Artificial Intelligence to Simulation Engine Management
System (EMS) ~ (In process)
Part 3 - Advanced calculations and graphics for the engine ~ (In process)
Part 4 - Raise efficiency and use advanced systems in the engine ~ (In process)
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Part 1 - General Engine Parameters and Efficiencies

*In this part you will enter :

Select Engine Type and B/S Ratio (0.8-1.2)
Engine volume in Liters
NC number of cylinders
Compression ratio
Average piston speed m/s
R = ratio of Connectiong rod length:Crank shaft offest
TDC theta in degree,Crank angle
Cylider head serface area Ach
Engine Weight in Kg
Indicated Power in KW
Air Temp in c
Air Presure in KPA
Break power in KW
mean effective pressure in kpa
Air to Fuel ratio
Compustion efficncy
Fuel heating value in KJ/KG

* In this part you will find :

Displacement Volume Vd
Clearance Volume Vc
Bore
Stroke
Rev/s
RPM
a , Crank shaft offest
r , Connectiong rod length
s , distance between the crank axis and wrist pin axis
UP/UP average
UP in m/s
x , Distance from TDC
Instantinous Volume
V/Vc
Ap in m^2
combustion chamber surface area

BSP KW/m^2
BOPD KW/L
BSV L/KW

brake work in one cylinder KJ
brake specific work per unit mass KJ/Kg

Secific power SP
Output per deiplacement OPD
Secific Vloume SV
Secific Weiht SW

fiction power in KW
brake mean effective pressure bmep Kpa
indicated mean effective pressure imep Kpa
friction mean effective pressure fmep Kpa

work for one cycle-cylinder
Engine power KW
Engine power ih hp
Torque in N-m

Fuel to air ratio FA
Fluid mass mf in Kg
Fluid mass flow rate mf-dot in Kg/s
air mass flow rate ma-dot in Kg/s
Gas enter cyinder at BDC in Kg

Indicated thermal efficiency
Break thermal efficiency
Volumetric efficiency
Thermal efficiency
Mechanical efficiency
Fuel efficiency

specific fuel consumption sfc Kg/kw-sec
specific fuel consumption sfc gm/kw-hr
brake specific fuel consumption bsfc Kg/kw-sec
brake specific fuel consumption bsfc gm/kw-hr
indicated specific fuel consumption isfc Kg/kw-sec
indicated specific fuel consumption isfc gm/kw-hr
friction specific fuel consumption fsfc Kg/kw-sec
friction specific fuel consumption fsfc gm/kw-hr

Mass flow of unburned fuel Kg/sec
Mass flow of unburned fuel gm/sec
SE(hc) in gm/KW-hr
EI(hc) in gm(HC)/Kmf

Reference of Engine Design :
Engineering Fundamentals of the Internal combustion Engine - Willard W.pulkrabek- 2nd edtion

Cite As

Fawzi Alazraq (2025). Engine Room Simulation (https://uk.mathworks.com/matlabcentral/fileexchange/68738-engine-room-simulation), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2018a
Compatible with any release
Platform Compatibility
Windows macOS Linux

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Version Published Release Notes
1.0.2

photo

1.0.1

Photo

1.0.0