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  • The use of Generators and Starters

    The use of Generators and Starters

    Over the last decades, the ongoing electrification of power systems has become an important research topic. The move towards more electric and all-electric power has been motivated by the aim of reducing the fuel consumption by reducing the total weight and optimizing the management of electrical...
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  • Study notes of turbocharger

    Study notes of turbocharger

    The simulator rotor-bearing system was operated while positioned in various orientations. Subsequent testing was completed to demonstrate the capabilities of miniature thrust foil bearings as well. A good correlation between measurement and analysis is observed. Very short rotor acceleration time...
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  • Thank You Letter and Good News Notification

    Thank You Letter and Good News Notification

    How are you! My dear friends! It is a pity that the domestic epidemic has a huge negative impact on all industry from April to May 2022. However, it is the time shows us how lovely our customers are. We are very grateful to our customers for their understanding and support during the special diff...
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  • Studying note of turbo & environmental sustainability

    Studying note of turbo & environmental sustainability

    A continuing effort around the world to prevent environmental changes caused by global warming. As part of this effort, research is conducted on the improvement of energy efficiency. Increasing the energy efficiency can reduce the amount of fossil energy necessary to obtain an equivalent amount o...
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  • Studying note of VGT turbocharger

    Studying note of VGT turbocharger

    The usage of turbocharging on internal combustion engines is indispensable to meet the latest power and emission requirements for large diesel and gas engines. In order to achieve the required variability, the turboch...
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  • Study of titanium aluminides turbocharger casting

    Study of titanium aluminides turbocharger casting

    It is a widely use of titanium alloys in the industrial production fields because of their unique high strength-weight ratio, fracture resistance, and superior resistance to corrosion. An increasing number of companies prefer to use Titanium alloy TC11 instead of TC4 in manufacturing impellers an...
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  • Study note of turbo turbine housing

    Study note of turbo turbine housing

    Improvements in the efficiency of internal combustion engines has led to a reduction in exhaust gas temperatures. The simultaneous tightening of exhaust emission limits requires ever more complex emission control methods, including after treatment whose efficiency is cru...
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  • Some information about turbocharger

    Some information about turbocharger

    Turbo-discharging is a novel approach that can better utilize the energy recoverable by a turbine mounted in the exhaust flow of internal combustion engines. The recovery of blow down pulse energy in isolation of displacement pulse energy allows the discharging of the exhaust system to reduce eng...
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  • Studying note of VGT turbocharger

    Studying note of VGT turbocharger

    All compressor maps are evaluated with the help of the criteria derived during the requirements analysis. It can be shown that there is no vaned diffuser which increases compressor efficiency in the main driving range while maintaining the baseline surge stability and efficiency at rated engine p...
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  • Study notes of turbocharger industry

    Study notes of turbocharger industry

    Study notes of turbocharger industry Measured rotor vibrations of an automotive turbocharger rotor were presented and the occurring dynamic effects explained. The main excited natural modes of the rotor/bearing system are the gyroscopic conical forward mode and the gyroscopic translational forwar...
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  • Study notes of turbocharger theory

    Study notes of turbocharger theory

    The new map is based on the use of conservative parameters as turbocharger power and turbine mass flow to describe the turbine performance in all VGT positions. The curves obtained are accurately fitted with quadratic polynomials and simple interpolation techniques give reliable results. Downsizi...
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  • Study notes of turbochargers

    Study notes of turbochargers

    In the world, the main goal is the improvement of fuel economy without sacrifices regarding any other performance criteria. In a first step, a vaned diffuser parameter study shows that efficiency improvements in the relevant operating areas are possible at the cost of reduced map width. Concludin...
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