0
What else can I help you with?
What is DG in electrical wiring?
DG stands for diesel generator, which is a backup power system used to provide electricity during power outages or in areas without access to the main power grid. It typically runs on diesel fuel to generate electricity through an internal combustion engine.
Is burning diesel a chemical change?
Yes, burning diesel is a chemical change. During combustion, the diesel fuel reacts with oxygen to produce heat, light, carbon dioxide, and water vapor. This reaction involves a rearrangement of atoms and the formation of new substances.
What is the term that describes a gasolines ability to resist explosion during a combustion?
The term that describes a gasoline's ability to resist explosion during combustion is "octane rating." A higher octane rating indicates that the fuel can withstand greater compression before detonating, which helps prevent knocking and improves engine performance. This characteristic is crucial for optimal combustion in internal combustion engines.
During the stage of internal combustion engine operation in which the piston rises and compresses the fuel in the combustion chamber?
This is called the compression stage. During the four stroke sycle (Otto cycle) the four stokes are induction, compression, power and exhaust. Each piston does this in a set order to even out the stresses caused, and thereby smooth the output. For example the firing order (i.e. power stroke) on a four cylinder engine could be 1,3,4 and 2 or 1,2,4 and 3.
An early theory of combustion held that everything that burned contained a substance called?
phlogiston, a hypothetical substance believed to be released during combustion. This theory proposed that materials burned because they released their phlogiston. The discovery of oxygen and its role in combustion led to the rejection of the phlogiston theory.
The main difference between the internal combustion engine and the diesel engine is?
The diesel engine doesn't have any spark plugs, and uses heat generated during compression to ignite the fuel. The diesel however, is an internal combustion engine.
Where is the fuel burned in an internal combustion engine?
In an internal combustion engine, fuel is burned within the combustion chamber, which is typically located in the cylinders of the engine. During the combustion process, a mixture of air and fuel is compressed and ignited by a spark (in gasoline engines) or by the heat of compression (in diesel engines), producing high-pressure gases that drive the pistons. This movement ultimately converts chemical energy from the fuel into mechanical energy, powering the vehicle.
What happens during the compression stroke in an internal combustion engine?
During the compression stroke in an internal combustion engine, the piston moves upward, compressing the air-fuel mixture in the combustion chamber. This compression increases the pressure and temperature of the mixture, preparing it for ignition.
What is the temp in a combustio chamber of a non diesel engine?
In a non-diesel internal combustion engine, such as a gasoline engine, the temperature in the combustion chamber can reach approximately 1,500 to 2,000 degrees Fahrenheit (about 800 to 1,100 degrees Celsius) during the combustion process. This high temperature is necessary for the efficient ignition and burning of the air-fuel mixture. However, temperatures can vary based on engine design, fuel type, and operating conditions.
What is DG in electrical wiring?
DG stands for diesel generator, which is a backup power system used to provide electricity during power outages or in areas without access to the main power grid. It typically runs on diesel fuel to generate electricity through an internal combustion engine.
What is a diesel particulate filter?
It traps carbon particles from the exhaust stream of a diesel engine, and, during regeneration, serves as a combustion chamber to incinerate those particles.
Where in the engine does combustion occur?
Combustion occurs in the combustion chamber of an internal combustion engine, which is typically located within the cylinder. During the engine's cycle, a mixture of air and fuel is compressed within the cylinder, and when ignited by a spark plug (in gasoline engines) or through compression (in diesel engines), it creates a rapid expansion of gases. This expansion pushes the piston down, converting chemical energy into mechanical energy to power the vehicle.
How is Co2 released from vehicles?
CO2 is released from vehicles through the combustion of gasoline or diesel in the engine. During this process, carbon in the fuel combines with oxygen from the air to produce carbon dioxide as a byproduct, which is then emitted through the vehicle's exhaust system into the atmosphere.
What is the difference between the heat of reaction and the heat of combustion?
The heat of reaction is the amount of heat released or absorbed during a chemical reaction, while the heat of combustion specifically refers to the heat released during the combustion of a substance with oxygen.
Is Combustion is an example of an exergonic reaction.?
Yes, combustion is an example of an exergonic reaction. During combustion, energy is released- making it an exergonic reaction.
Why is petrol not used in diesel engines or diesel in petrol engines?
Because the engines will not run with the wrong fuel to to their design. Although both diesel and petrol engines are internal combustion engines, they have differences that enable them to use these different fuels. A petrol engine ignites the fuel/air mixture by using a spark plug. A diesel engine in contrast has no spark but compresses air during the compression cycle. When air is compressed it heats up. Diesel is then injected into the cylinder and it ignites.
What is the energy source of hybrid cars and how does it produce energy?
Hybrid cars use a combination of an internal combustion engine and an electric motor as their energy sources. The internal combustion engine typically runs on gasoline or diesel, while the electric motor is powered by a rechargeable battery. Energy is produced through the combustion of fuel in the engine, generating power and charging the battery, while regenerative braking captures energy during deceleration to recharge the battery. This dual system enhances fuel efficiency and reduces emissions compared to conventional vehicles.
