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At present, turbocharging technology has been relatively mature, and the life of turbocharger has been greatly extended. Under normal working conditions, the vehicle can be guaranteed to run 200,000-300,000 kilometers. Consumers do not need to worry about turbocharger.
Car manufacturer Stellantis has published a new casting patent that takes this idea to its full potential. The casting includes a cylinder head and a turbocharger body. Instead of just casting the exhaust manifold into the cylinder head, the company wants to integrate the entire turbocharger.
At present, the automotive industry is increasing the emission reduction requirements for internal combustion engine vehicles.Materials specialist Vacuumschmelze GmbH (VAC) is contributing to this goal with its new VACOMAX 262 TP permanent magnet.
Low power consumption, low emissions, BMTS multiple "black tech" turbo charging solutions for the host plant.
At this year's Beijing Auto Show, Borgwarner held 10 technical sessions to showcase its expertise in automotive components, including the answer to the question of what kind of turbochargers should be installed in future internal combustion engines.
According to cicC enterprise credit statistics, the global turbocharger market sales of about 44 million units, estimated total market size of about $10 billion. The market penetration rate for turbocharger vehicles is expected to grow from approximately 51% in 2019 to approximately 55% in 2025, with configuration demand continuing to rise.
The market size of turbocharger directly depends on the output of internal combustion engine and the allocation rate of turbocharger in internal combustion engine. According to the different application fields of internal combustion engine, the downstream market of internal combustion engine can be divided into automobile engineering machinery, agricultural machinery, ships and generators. At present, the automotive market is the main application market of internal combustion engine and the main downstream market of turbocharger due to its largest production and sales scale. Take the Chinese market as an example. In 2021, the proportion of internal combustion engines for automobiles in China was 81.56% of the whole internal combustion engine market.
The principle of turbocharging technology is to use the high-temperature gas discharged from the combustion cylinder to drive the impeller of the turbine cylinder to rotate, and then drive the impeller of the compressor end to rotate through the bearing of the middle shell, so as to press the fresh air into the cylinder, so as to ensure the optimal ratio of burning air and fuel 14.7 As of November 2020, turbochargers can increase engine thermal efficiency by 10% to 40%, but with the continuous innovation of existing turbocharger technology, turbochargers may be able to boost engine thermal efficiency by 45% or more.
First of all, the turbocharger is located in the engine intake and exhaust system, which increases the intake volume by compressing the air. At work, it uses the inertia impulse of the exhaust gas discharged from the engine to promote the turbine in the turbine chamber, thus driving the coaxial impeller, which then compresses the air to pressurize it into the cylinder.