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Study links deterioration of concrete and asphalt to trace quantities of organic matter; diesel exhaust, windshield washer fluids

Green Car Congress

During their experiments, the scientists happened to notice that a strange odor developed when commercial cement was mixed with water. Of the organic matter present in cement, phthalates have the highest effect on deterioration more than phosphates and AE water reducing agents. CT scans showing cracks in damaged concrete.

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2021 Jeep Gladiator available with 3rd generation 3.0L EcoDiesel

Green Car Congress

As suggested in 2018, ( earlier post ) the 2021 Jeep Gladiator is now available with the 3.0-liter of torque, with engine stop-start (ESS) technology standard, is available on Gladiator Sport, Overland and Rubicon models. The exhaust gas recirculation (EGR) system design has been updated to a dual loop (low and high pressure) system.

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Rolls-Royce and Robert Allan present world’s first LNG-powered shallow-water push boat

Green Car Congress

Rolls-Royce and Canadian vessel designers Robert Allan have developed the world’s first shallow-water push boat powered by LNG natural gas engines. In addition, gas, where available, offers lower running costs. LNG engines produce no particulate whatsoever, emitting significantly less NO x than diesel engines.

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Australia introduces its first exhaust rule but makes all the mistakes the US did

Baua Electric

The new emissions rules intend to change that, and to increase availability of EV options for the country. But that proposal was watered down by automaker lobbying (which we’ve seen a lot of recently ), primarily through exceptions added for huge SUVs. This will result in 321 million fewer tons of carbon emissions in Australia by 2050.

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Bentley ending production of iconic W12 engine with the most powerful version ever

Green Car Congress

When production of the W12 ceases next year, Bentley’s entire model line will be available with the option of a hybrid powertrain. Meanwhile, an engine first made available in the sector-defining Continental GT, which has been powering Bentley both metaphorically and literally for the last 20 years, will be consigned to history.

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SwRI CAT-DEF reduces heavy-duty diesel emissions to meet CARB 2027 NOx requirements

Green Car Congress

CAT-DEF—Catalyzed Diesel Exhaust Fluid—is an SwRI-developed catalyst- and surfactant-modified diesel exhaust fluid (DEF) solution. urea-water solution—is injected into the exhaust stream and ideally decomposes to form ammonia, which reacts with NO x on the SCR catalyst to form N 2 and H 2 O. Wheeler, S.,

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CPT launching water-cooled electric supercharger for commercial diesel engines

Green Car Congress

At the 17 th Supercharging conference this week in Dresden, Controlled Power Technologies (CPT) will launch what it says is the first water-cooled electric supercharger developed for “quasi-continuous” boosting of commercial diesel engines, including those developed for off highway applications. Cobra electric supercharger. Click to enlarge.

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