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Why Is Turbo Connected To The Exhaust Manifold

Is a turbo connected to the air intake?

Yes. The compressor turbine on a turbocharger is directly responsible for drawing in air to the engine. A turbocharger is a set of turbines connected to by a driveshaft. The exhaust turbine is driven by the exhaust gasses coming out of the engine, and as this turbine begins to spin it drives the compressor turbine via the driveshaft running through the body of the turbocharger unit. When the engine produces a lot of exhaust gasses (full throttle operation), the turbo begins to spin at literally tens of thousands of revolutions per minute. This incredible RPM speed is used by the compressor turbine to suck in and compress air going into the engine. Since massive amounts of air are going into the engine, massive amounts come out of the engine, turning the exhaust turbine even faster. This is how boost pressure is built up. The amount of boost generated is limited by a device called a wastegate. This device is a pressure relief valve attached to the exhaust side of the motor, usually before the turbo. When it senses the PSI coming out of the engine start getting above a pre-set limit, the wastegate vents exhaust gas AROUND the turbo so that the amount of boost produced is limited.
Boost produced by the compressor turbine can be a dangerous thing to the turbine if the throttle is suddenly closed while the turbo is producing full boost. Backpressure is never a good thing for anything mechanical, so a device called a blowoff valve is used to vent the compressed air, usually just out into the atmosphere (since it's just compressed air and not exhaust gasses this operation is completely harmless). Once the throttle is opened again, or the turbo no longer produces boost, the blowoff valve closes again, sending the compressed air once again to the engine.

If this is all a little wordy for ya, here's the Wiki article.
http://en.wikipedia.org/wiki/Turbocharger

Im so confused? intake or exhaust? turbo?

A turbo charger goes in both the intake and exhaust. It gets its power from the exhaust...and it uses that power to pump extra air into the cylinders so that more fuel can be burned.

Where does a turbo charger get connected to>?

Since a turbo charger is driven by exhaust gasses it has to be mounted on a specialized manifold designed for it. so your exhaust system is going to require some modification.

The turbo will also need a source of lubrication so you'll have to rig up a couple oil lines to keep it from seizing up. This means possibly drilling into and tapping an oil galley for a pressurized oil source and into the oil pan for the oil to drain into after passing through the turbo's bearings. Turbos generate a lot of heat, rigging up a proper oiling system is very critical.

Finally the business end of the turbo has to be hooked up to the intake system. Even if you get a complete kit rigging up and dialing in a turbo charger is pretty involved and best left to those with an extensive mechanical background.

What do you think would happen if you connect your exhaust pipe to your intake?

Wouldn't this give your car or whatever vehicle a lot more horsepower but will eventually blow up your engine because a turbocharger does the same job this would do (takes the exhaust fumes and shoves it back into the intake) but a turbo doesn't take 100% of those fumes back to your intake but connecting your exhaust strait to your intake would..I just got this idea because idk im crazy and i dont feal like buying a $4000 turbo kit. is my theory right or what do you think would happen? has this even been tested before?

What are the symptoms of loose turbo to manifold studs/bolts.?

you should hear air hissing and a lack of power.

Can we add turbo chargers at end of exhaust pipe of a catalytic converter?

No. Turbochargers need pressurized exhaust gas to expand in its turbine. Placement of a turbo is a very tricky business. If you place a turbo just next to the exhaust manifold, though the pressure will be largest in this case but it also result in large back pressure too. Therefore, the turbo will hinder the the flow of the exhaust and large amount of exhaust gas will re enter the combustion chamber. This will decrease the efficiency of the engine as the fuel will not burn efficiently in the next cycle.If you place the turbo at the end of the catalytic converter, there wont be enough pressure for the turbo’s turbine to work effectively. There is considerable amount of pressure lost in the exhaust line i.e., from the exhaust manifold to the exhaust end. Largest pressure drop occurs in the catalytic converter itself where the exhaust gas is subjected to large surface area. Turbo lag will be enormous and apart from that the gas will simply accumulate in the entire exhaust line till the pressure is high enough to surpass the turbine region just like a chocked water pipe. Also the inlet air has to travel all the way from the exhaust end to the intake manifold resulting loss in pressure at the inlet. This deterrent the main purpose of the turbo charger.

Which are the parts in an engine exhaust system?

I thank you for the request. Sorry for the late reply.Parts of an engine exhaust system are :Exhaust manifold : It collects the exhaust gases expelled from the cylinders and send them through a common exhaust pipe. It's built sturdy to resist the high vibrations and to withstand the remaining combustion of the unburnt fuel.Exhaust pipingOxygen sensor (optional) : Modern automobiles use this sensor to send data about O2 content in the exhaust. This can be used by the ECU for fuel metering and such.Exhaust Gas Recirculation system (optional) : Used in modern vehicles to reduce NOx emissions.Catalytic Converter : It's purpose is to convert harmful exhaust particles like hydrocarbons, Nitrous oxides into CO2, water vapour etc.Resonator (Optional) : It is used to cancel out specific high frequency sound waves(drone) by resonance. The sound waves collide with equal sound waves and they cancel each other out.Muffler : They are used to reduce the noise. It reduces most of the noise. Unlike the resonator, increasing the muffling capability may lead to decrease in engine output.Turbocharger (optional) : The exhaust gas is used to run a turbine which in turn powers a air compressor sending high pressure inlet air to the engine, this gives us a higher power outputTailpipe.Remember that increasing the length of the exhaust system or over processing it will lead to an increase in back pressure which is undesirable.Hope this helped.

What exactly is a twin-scroll turbocharger and an intercooler?

Your right on the twin scroll.

An intercooler is a radiator between the turbo and throttle body. The turbo compresses the incoming air. When you compress air that quickly it 'super heats' the air. In other words the temperature of the newly compressed air rises quickly. All engines run better on cool, dense air. So the intercooler cools off the newly compressed super heated air back down to a cooler temperature before it enters the engine.

What is a turbocharger and why is it important?

Engine runs with the help of kinetic energy produce by the burning of fuel.Usually air fuel mixture transferred to the engine,and it will undergo combustion there and produce power to run the engine.The efficiency of an engine can be increased by increasing the amount of air supply. For this we have two alternatives. One is to increase the size of the engine,so that total volume of engine increase and it's intake also increases.The second option is to push more and more air into the engine by some external means.If it is powered from exhaust gases it is known as turbo charging.A turbocharger consists of a turbine and a compressor,which are coupled with one another. When exhaust gasses came out of the exhaust valve it runs the turbine ,simultaneously the compressor also runs by this action.Because of the action of the compressor blades it sucks more and more air into the engine,hence increases the efficiency of the engine.Turbo increases the power of the engine or we can also say that it will provide the same power with less fuel. It also increases the torque .Thank you…

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