Marine diesel engine 5 min read
Fuel supply, injection and control
Petrol fuel systems Petrol engines use similar tank and supply arrangements to the diesel but dependant on the engine complexity…
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Elements of Aeronautics 6 min read
History of flight
History of flight, development of heavier-than-air flying machines. Important landmarks and events along the way to the invention of the…
Marine diesel engine 4 min read
Engine protection – devices
In best practice vessels of the 25 metres class (80 tonne) will be fitted with an audible warning device to…
Marine diesel engine 4 min read
Operation of the turbo charger on a diesel engine
In a four stroke engine, exhaust gases flow from each cylinder into the exhaust manifold and then past the turbine…
Marine diesel engine 3 min read
Air supply
Turbo charging A turbo charger (sometimes called a turbo blower) can be fitted to both two and four stroke engines…
Marine diesel engine 5 min read
Firing Order
Most marine engines have several cylinders for more power and smoothness. (The cylinders are identified by numbering them in order,…
Marine diesel engine 5 min read
Timing – valves, injection and ignition
Diesel engines Timing methods vary widely in different engine designs, but all must be set exactly as even a small…
Marine diesel engine 4 min read
The work cycle
A sequence of four operations called the work cycle must occur for engines to work: Induction – a charge of air…
Control Engineering 2 min read
State Space Model
The state space model of Linear Time-Invariant (LTI) system can be represented as, ˙X=AX+BU Y=CX+DU The first and the second equations are…
Control Engineering 1 min read
Control Systems – Controllers
The various types of controllers are used to improve the performance of control systems. In this chapter, we will discuss…
Control Engineering 1 min read
Compensators
here are three types of compensators — lag, lead and lag-lead compensators. These are most commonly used. Lag Compensator The…
Control Engineering 1 min read
Nyquist Plots
Nyquist plots are the continuation of polar plots for finding the stability of the closed loop control systems by varying…
