What makes an engine more efficient?

The greater the expansion ratio, the more efficient the engine, in principle, and higher compression / expansion -ratio conventional engines in principle need gasoline with higher octane value, though this simplistic analysis is complicated by the difference between actual and geometric compression ratios.

What are some factors that affect engine efficiency?

Some factors that affect the efficiency of automobile engines:

• The efficiency of the automobile engine cannot exceed the.
• The engine block cannot be allowed to go over a certain temperature.
• Any practical engine has friction, incomplete burning of fuel, and limits set.

What is efficiency of IC engine?

The efficiency of an IC engine (Internal Combustion Engine) is defined as the ratio of workdone to the energy supplied to an engine. engine are important: (a) Mechanical efficiency. It is the ratio of brake power (B.P.) to the indicated power (I.P.).

How can I improve the performance of my engine?

How to Increase Engine Performance

1. Use Synthetic Lubricants and Additives.
2. Check Your Ignition.
3. Install Larger Throttle Body and Injectors.
4. Ensure Good Compression.
5. Implement a Cold Air Intake (CAI)
6. Replace Your Exhaust Manifold With Real Headers.
7. Use Forced Induction (aka Power Adder)
8. Maintain Your Vehicle.

What are the factors that affect the power output of an IC engine?

Heat Transfer.

• (i) Duration of combustion of the charge. This increases the heat loss.
• (ii) Temperature of combustion.
• (Hi) Speed of the engine.
• (iv) Shape of the combustion space.
• (v) Size of the cylinder.
• (vi) Ignition timing in S.I. engines and fuel injection timing in C.I. engines.

How is the efficiency of the SI engine affected by change in specific heat ratio?

How the efficiency of SI engine is affected by change in specific heat ratio of working fluid? As specific heat ratio of working fluid γ increases (\frac{1}{r^{γ-1}} ) decreases hence efficiency increases.

How efficient are engines thermodynamics and combustion efficiency?

Combustion engines are stupefyingly inefficient. Most diesel engines do not even have a thermal efficiency of 50\%. Thermodynamics determine the thermal efficiency — or inefficiency — of a combustion engine. “Internal combustion engines produce mechanical work (power) by burning fuel.

How can I increase the power of my car?

If you want to increase the horsepower, you’ve essentially got to find ways to move more air in a greater volume through your engine.

1. Installing a High-Performance Cold Air Intake to increase horsepower.
2. Installing a High-Flow air filter and intake.
3. High Performance Exhaust System.
4. Supercharger.
5. Turbocharger.
6. Nitrous.