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Where is the three-way catalytic converter of a car located?

1 Answers

StHolden

07/30/25 9:16am

The three-way catalytic converter is an important external purification device in the automobile exhaust system, generally installed in the first bulge of the automobile exhaust manifold, resembling a canteen. Below is relevant information: 1. Three-way catalytic converter: The three-way catalytic converter is the most crucial external purification device installed in the automobile exhaust system. It can convert harmful gases such as CO, HC, and NOx emitted by automobile exhaust into harmless CO2, water, and N2. With increasingly stringent environmental protection requirements, more and more automobiles are equipped with devices such as exhaust catalytic converters. It is installed in the engine exhaust pipe, converting through redox reactions into carbon dioxide and nitrogen. 2. Precautions: The three-way catalytic converter is sensitive to sulfur, zinc, phosphorus, and lead. If the gasoline used is of poor quality, it may cause the converter to fail, and excessive carbon deposits in the car can also affect the catalytic effect.

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