Articles

Overloaded Diesel Trucks

Visitors to China, India, South America and Middle Eastern countries may notice that many commercial diesel trucks appear to be overloaded, with sagging suspension, chugging along at fairly low speeds with cargo stacked high. There have been many cases of cargo stacked so high that the trucks ti...

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Soot Related Viscosity Increase; the T-11 Dynamometer Test Predicts Field Performance.

How can you be sure crankcase engine oil that meets the latest API specification will protect your engine in real world operations? Lubrizol’s extensive technical expertise and industry leadership can help give you piece of mind that your engine is protected. Take these peer reviewed published...

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David Lancaster, Lubrizol’s regional marketing manager for Europe

David Lancaster, Lubrizol’s regional marketing manager for Europe, Middle East, and Africa, reported at the ACI European Base Oils and Lubricants meeting in Krakow, Poland that new regulations on improving fuel economy and lowering green-house gas emissions are expected to shift heavy-duty diese...

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Black Smoke, Cause, Impact, and Prevention

Modified 123 We have all seen clouds of black smoke emanating from the exhaust stacks of heavy duty diesel trucks especially when the truck is under high load or hard acceleration. The black smoke is composed primarily of elemental carbon from incomplete combustion of diesel fuel and traces of...

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Impact of Soot in Engine Oil on Wear

As diesel engine designers and assemblers know too well, more stringent emissions regulations have led to hardware and software mapping changes that can yield unpleasant side effects, such as increased carbon particulate output that can migrate to the crankcase. There is the potential for more i...

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Featured Article

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In North America, Europe, Japan, and soon Brazil, heavy highway diesel engine particulate matter emissions regulations force the use of diesel particulate filters (DPFs) to trap and oxidize carbon soot in the exhaust. Installation of DPFs allowed diesel builders to retune engines (more specifically, to adjust fuel injection events) to achieve cooler combustion which reduces the formation of harmful nitrous oxides (NOx) but at the expense of boosting output of unburned...

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