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BYD debuts DM-i PHEV technology and 1.5L Xiaoyun Engine; 43% BTE

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Xiaoyun engine, which is dedicated for plug-in hybrid vehicles (PHEVs). plug-in hybrid engine is specifically built for the DM-i hybrid technology. With a Brake Thermal Efficiency (BTE) of 43%, it stands as the highest thermally efficient gasoline engine in production.

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Study quantifies impact of fuel composition on PM emissions from gasoline direct injection engines

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Researchers from Tsinghua University and Peking University have investigated the effects of fuel properties on particulate emissions gasoline direct injection engines (GDI). The study results, reported in the journal Fuel , demonstrated that the fuel composition has a significant on particulate emissions from GDI engines.

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BorgWarner supplying turbochargers for first GDI engine designed by BYD Auto in China

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liter gasoline direct-injection (GDI) engine, the first developed in-house by a domestic Chinese company. BYD Auto recently launched the engine in its G6 sedan, the top-selling mid-sized sedan in China’s domestic market. liter engine as powerful as a naturally aspirated 2.4-liter liter engine. liter engine.

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Rheinmetall Automotive books first UpValve order; series production in China; fuel savings up to 5%

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UpValve will be used by several Chinese automobile brands at the same time. The ordered system will be installed in a 4-cylinder turbocharged gasoline engine co-designed with the Pierburg engineers at Neuss. In addition to fuel consumption savings, the dynamics of the engine are improved. Torque is also beefed up.

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Rheinmetall Automotive books €200M order in China for lightweight pistons

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(KSHP) (belonging to Rheinmetall Automotive AG) has received an order from one of the world’s biggest car producers with a lifetime volume totaling more than €200 million for modern lightweight pistons for gasoline engines with ring carrier and coolant gallery technology. The pistons form part of KS Kolbenschmidt’s Liteks program.

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Since 2018, Bosch has won electromobility orders amounting to ~€13 billion

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The company’s mobility operations currently employ some 14,000 software engineers, and annual expenditure on software expertise comes to €3 billion. In 2030, however, three-quarters of new vehicles will still have a conventional engine under the hood, some of them with electrical support from a 48-volt system or a plug-in hybrid.

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Tsinghua Study Finds That Conventional Three-Way Catalyst Can Handle the Unregulated Emissions from Low-Content Methanol-Gasoline Blends

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At the tailpipe, the TWC ultimately reduced the regulated and unregulated emissions from the methanol-gasoline engine to the same levels as those generated by a conventional gasoline engine. Unburned methanol and formaldehyde emissions from methanol engines are harmful to the environment as well as to human health.

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