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Exhaust system on cars

Exhaust system on cars has 3 main functions. First transfer the toxic exhaust gas from the engine to the rear of the vehicle.

Second, it reduces engine noise while the car is running. Finally, it converts unburnt fuel into a non-toxic combustion product through a catalytic converter.

Exhaust system includes: an exhaust manifold, exhaust duct, catalytic converter, muffler and exhaust pipe (behind the car). The speed of exhaust air circulation at the end of the system is usually very large, the exhaust system has a continuous structure to reduce the huge flow rate of exhaust gas flow, the silencer system to get enough sound, it is belongs to the driver's application and preferences

Exhaust manifold
An exhaust manifold is used to transfer the exhaust gas from the outlet on the cover to the exhaust pipe. Most discharge manifolds contribute from 3,4,6 ... discharge contribution depends on each engine. There are discharge manifolds with an oxygen sensor mounted on the casing of the manifold to manage the fuel system. The first oxygen sensor catcher is placed at the beginning of the exhaust system. Before the exhaust switch. The second oxygen sensor is located at the bottom of the exhaust converter. These sensors are used to monitor exhaust gas density and transfer information to the ECU control box

 The first part of the exhaust system
This is the shape of the head of a discharge system. The function of this exhaust system head is to transfer the exhaust gas from the discharge manifold through the duct on the flap cap and the bend pipes to the exhaust switch. The exhaust switch has a heat shield to protect the floor from overheating caused by it. An exhaust system is kept by rubber suspension rings to reduce vibration for the engine and allow the system to bend without breaking.

Most exhaust systems are made of aluminum or stainless steel to prevent corrosion. The engine emits water along with emissions as a natural product of combustion. This explains why there is a small amount of water and steam appearing in the exhaust when the car is cold. When the engine heats up, the water will quickly evaporate so the moisture will not appear again.

 Silencer (Second part of exhaust system):
The silencer on the car serves a major purpose of reducing the natural sound generated inside the engine combustion chamber. Silencers have many different sizes and applications that can make noise softer or create sound in the neck.
The muffler has 2 basic types: sound absorption and soundproof metal box. In the case of sound absorption (regular use) the shields are welded into the muffler to block the exhaust flow, the flow Exhaust gas when hitting metal shields will gradually reduce energy thereby reducing sound. In metal box type, there will usually be small holes around to reduce noise
Silencer cutouts
The second part of the exhaust system is used to transfer exhaust gas from the exhaust adapter to the exhaust through the muffler and to the rear of the vehicle through the exhaust pipe.
System components:

+ Exhaust manifold: Bolted with a flap lid and used to contribute exhaust gas from multiple discharge outlets of many cylinders to the position connected to the main duct.

+ Main pipe: main conduit connected to the manifold discharged through a rim and the end of the pipe connected to the exhaust adapter.



Braces

+ Crimp: is a joint between the discharge manifold and the main pipe.

+ Exhaust pipe: This pipe is used to connect different components of the exhaust system

+ Sound absorber: used to reduce the sound emitted by the engine.

+ Exhaust gas transducer: used to convert toxic pollutant emissions (CO, Hydrocabon) due to the fuel must not be burned to harmless combustion products such as CO2, H2O.

+ Dual sound absorber: makes sound reduction better.

+ Suspension system: a hanger used to support the bottom exhaust system of the vehicle, they are usually made of rubber.

+ Po pipe (after exhaust pipe section): connect to silencer pipe and continue behind the car.

In addition, it is really necessary for the exhaust gas system not to release outside the environment of hazardous substances affecting passengers traveling, or the surrounding environment.

There is a lot of emissions emitted to the engine, which is quite toxic, can cause complications for people like dizziness, blurred vision and even unforeseen deaths. Because of the safety nature for everyone, it should be There is an exhaust system that works absolutely accurately, regardless of the national air law.

The feature of a exhaust system will give you a better small bang, and with the full range of calibration parts will replace the limitations of exhaust manifold. Always monitor the evolution and state laws before changing the vehicle's exhaust system.



Exhaust feature

There have been many advances for features in the car's exhaust system. While the quality of the exhaust system is being designed with the highest possible performance, a feature of the system is that most of the performance of the exhaust system depends on the type of design material. The design of the exhaust system is often changed depending on the type of vehicle and its characteristics. The performance of the exhaust system is easy

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