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Study finds total greenhouse gas footprint of blue hydrogen “quite high” due to fugitive methane

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“Blue” hydrogen—produced through steam methane reforming (SMR) of natural gas or coal gasification, but with CO 2 capture and storage—is being described as having low or zero carbon emissions. For our default assumptions (3.5% Even if true though, the use of blue hydrogen appears difficult to justify on climate grounds.

Hydrogen 414
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Iveco begins deliveries of heavy-duty Euro VI natural gas trucks

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Iveco has begun deliveries of the first units of Stralis Natural Power Euro VI, the new heavy-duty range of natural gas-powered vehicles. Iveco offers a complete range of light-, medium- and heavy-duty commercial vehicles as well as buses powered by natural gas.

Gas 218
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Motiv Engines introduces 2nd-generation split-cycle concept; MkII Clarke-Brayton heavy-duty engine being designed for LNG

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Motiv Engines, LLC introduced the second-generation of its engine concept dubbed the MkII Clarke-Brayton Engine, which it intends to develop into a heavy-duty on-highway engine fueled by liquid natural gas (LNG). It expands all the way to ambient pressure before the exhaust stroke. All valves are actuated by overhead cams.

Engine 345
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BMW provides an update on waste heat recovery projects; Turbosteamer and the Thermoelectric Generator

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with technologies such as direct fuel injection, variable valve timing, exhaust-driven turbochargers, brake energy regeneration and Auto Start Stop function—about 60% of the generated energy is still lost, half of it being exhaust heat, with the remaining half as heat absorbed by the engine cooling system. Click to enlarge.

Waste 376
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Mercedes begins sales of new 6-cylinder GLE diesel; first SUV in its class to meet Euro 6d

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Certification in accordance with the Euro 6d standard (RDE stage 2) not prescribed for new models until 1 January 2020 is possible due to measures including extended exhaust gas aftertreatment with an additional underbody SCR catalytic converter including ammonia slip catalyst (ASC) in the underbody.

Diesel 326
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Chalmers study finds ship exhaust gas scrubbers responsible for up to 9% of certain hazardous emissions into Baltic Sea

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New research from Chalmers University of Technology, Sweden, finds that the discharge water from ships’ exhaust gas treatment systems—i.e., Comparison of loads (kg/year) of PAHs from direct discharges from ships and atmospheric deposition to the Baltic Sea.

Exhaust 170
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VW’s 1.0 TSI in the new up! GTI wins International Engine of the Year 2018 award in its category; Euro 6d-TEMP

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Exhaust gas after-treatment paired with innovative features inside the engine enables the GTI engine to meet the new EU 6AG (Euro 6d-TEMP) emission standard. As a comparison point, in 1976, the first Golf GTI delivered 140 N·m at 5,000 rpm.) It also comes with a gasoline particulate filter. The 85 kW / 115 PS 1.0

2018 305