HDT Fact Book 2022: Attention Shifts Away from Diesel Trucks - Fuel Smarts

HDT Reality E-book 2022: Consideration Shifts Away from Diesel Vehicles – Gas Smarts













A elementary shift away from gasoline- and diesel-based transportation has begun, in accordance with clear transportation and power consulting agency Gladstein, Neandross & Associates in its State of Sustainable Fleets 2022, an annual survey of almost 250 early-adopter fleets.

Sustainability — a holistic, goal-driven strategy to attaining environmental, social, and enterprise impression — has gained vital momentum within the transportation provide chain within the final a number of years, GNA notes. In accordance with one evaluation, 92% of S&P corporations publish sustainability stories.

GNA’s survey discovered almost 85% of fleets which have used propane, compressed pure fuel, battery-electric automobiles, and gasoline cell electrical automobiles intend to develop their use of those applied sciences.

Different Fuels

Though a lot consideration nonetheless is on battery-electric and finally fuel-cell electrical powertrains for industrial automobiles to decarbonize the business, the previous 12 months has seen extra consideration to different various fuels that may enhance the business’s sustainability.

Cummins, as an illustration, introduced a “gasoline agnostic” line of engines, growing fashions designed to run on pure fuel, hydrogen, propane, and gasoline.

Renewable fuels are garnering extra curiosity, as nicely. Renewable diesel has a robust development forecast within the U.S., in accordance with GNA, particularly in states with clear fuels applications resembling California. RD consumption in California elevated roughly 50% between 2020 and 2021 to almost 885 million gallons.


About 76% of all commercial vehicles (Class 3-8) in the U.S. are powered by diesel, and more than half (53%) of those vehicles are powered by advanced diesel technology. That’s an increase of 3% since 2020. These trucks (model year 2010+) are equipped with advanced diesel engines that minimize the production of emissions through efficient combustion, while controlling remaining emissions through advanced technologies including particulate filters, oxidation catalysts, and selective catalytic reduction systems. This enables new diesel trucks to achieve near-zero emissions with increasing fuel efficiency and lower CO2 emissions.  -  Source: Diesel Technology Forum

About 76% of all industrial automobiles (Class 3-8) within the U.S. are powered by diesel, and greater than half (53%) of these automobiles are powered by superior diesel expertise. That’s a rise of three% since 2020. These vehicles (mannequin 12 months 2010+) are geared up with superior diesel engines that reduce the manufacturing of emissions via environment friendly combustion, whereas controlling remaining emissions via superior applied sciences together with particulate filters, oxidation catalysts, and selective catalytic discount techniques. This permits new diesel vehicles to attain near-zero emissions with rising gasoline effectivity and decrease CO2 emissions.

Supply: Diesel Know-how Discussion board


Renewable pure fuel use additionally grew in California, with low- or negative-carbon RNG making up 98% of pure fuel used for transportation within the state. Cummins’ new 15L pure fuel engine is anticipated to open up extra functions for RNG and pure fuel.

Though some predictions have been for extra EV adoption amongst lighter medium-duty vehicles, ACT Analysis mentioned it’s seeing extra development in Class 6-7. ACT analysts see Class 4-5 shifting extra to gasoline engines than BEV as diesel engine techniques begin to enhance in value on account of the 2027 EPA decrease NOx laws. And, actually, Cummins lately confirmed reporters a gasoline model of its B6.7 engine.


About 1.2% of Classes 4-8 commercial vehicles in North America were battery-electric in 2021, but that number is projected to climb to 51% by 2035.  -  Source: ACT Research

About 1.2% of Courses 4-8 industrial automobiles in North America have been battery-electric in 2021, however that quantity is projected to climb to 51% by 2035.

Supply: ACT Analysis


Zero-Emission Vehicles

The COVID-19 pandemic and the persevering with supply-chain difficulties affecting truck manufacturing interrupted the momentum of medium- and heavy-duty EV truck deployment, in accordance with Calstart in its Drive to Zero report. Deployed ZET truck gross sales have declined by 37% since 2019 because of COVID-19. In 2020, gross sales dropped by 18% and fell one other 23% in 2021.


From 2017 through 2021, heavy-duty zero-emissions trucks experienced the steepest average annual growth rate (1400%), unsurprising since most heavy-duty models have only become commercially available in the past couple of years. Calstart expects the growth rate to continue its aggressive upward trend as more OEMs enter the market and established OEMs expand their offerings.  -  Source: Calstart June 2022 update to “Zeroing in on Zero-Emission Trucks”

From 2017 via 2021, heavy-duty zero-emissions vehicles skilled the steepest common annual development price (1400%), unsurprising since most heavy-duty fashions have solely turn into commercially obtainable prior to now couple of years. Calstart expects the expansion price to proceed its aggressive upward pattern as extra OEMs enter the market and established OEMs broaden their choices.

Supply: Calstart June 2022 replace to “Zeroing in on Zero-Emission Vehicles”


Nonetheless, battery-electric Class 4-8 automobiles already present constructive complete value of possession in comparison with standard automobiles in three-quarters of the industrial automobile functions examined by ACT Analysis in its 2022 Charging Ahead report. By 2030, the analysis agency says, that may rise to 100%. And by 2040, ACT predicts 50% of car functions will attain worth parity between BEV and traditional powertrains. In actual fact, the agency initiatives that battery-electric automobiles will make up greater than half (51%) of the Class 4-8 automobiles offered within the U.S. and Canada by 2035. Laws will assist push adoption charges, ACT mentioned, however over time, expertise good points will far exceed regulatory necessities for more and more favorable TCO.


The average emissions rates per heavy-duty vehicle (defined as those with more than two axles or four tires) has steadily declined since 2005, according to the U.S. Department of Transportation’s Bureau of Transportation Statistics. The bureau projects the numbers will continue to decrease into 2030, the last year BTS offers projections in this dataset.  The emissions rates are in grams per mile, and are based on the national average age distributions, vehicle activity, temperatures, inspection/maintenance and antitampering programs in that calendar year. Note: Total hydrocarbons includes exhaust and evaporative emissions. *Particulate matter with diameter <= 2.5 micrometers. (p) projected.  -  Source: USDOT Bureau of Transportation Statistics, via U.S. EPA Office of Transportation and Air Quality, personal communication, Apr. 30, 2021.

The common emissions charges per heavy-duty automobile (outlined as these with greater than two axles or 4 tires) has steadily declined since 2005, in accordance with the U.S. Division of Transportation’s Bureau of Transportation Statistics. The bureau initiatives the numbers will proceed to lower into 2030, the final 12 months BTS affords projections on this dataset. 

The emissions charges are in grams per mile, and are based mostly on the nationwide common age distributions, automobile exercise, temperatures, inspection/upkeep and antitampering applications in that calendar 12 months.

Observe: Whole hydrocarbons consists of exhaust and evaporative emissions. *Particulate matter with diameter <= 2.5 micrometers. (p) projected.

Supply: USDOT Bureau of Transportation Statistics, through U.S. EPA Workplace of Transportation and Air High quality, private communication, Apr. 30, 2021.


Calstart’s Drive to Zero report discovered that mannequin availability and driving ranges for zero-emission vehicles are enhancing year-to-year. Higher vary opens up extra functions to BEVs.

GNA notes in its report that bigger scale heavy-duty BEV initiatives are rising, and lots of of its surveyed fleets will go from a handful of items in 2021 to dozens and even tons of in 2022 and 2023. Nonetheless, automobiles, batteries, and infrastructure prices haven’t fallen as quick as anticipated.

ACT shouldn’t be as bullish on hydrogen gasoline cells as it’s on battery-electric, saying FCEVs are challenged by sturdiness and prices.

The report mentioned in its Class 8 day-cab software mannequin, fuel-cell electrical automobiles will finally provide higher TCO than diesel, however not higher than battery-electric. Within the meantime, an internal-combustion-engine powertrain can have higher TCO than both BEV or FCEV for this software till NOx regs tighten.

GNA famous that whereas no industrial FCEVs have been delivered to fleet prospects in 2021, automobile orders quadrupled throughout the transit and HD tractor segments, and the biggest demonstrations and orders for Class 8 FCEV vehicles within the U.S. so far have been initiated.

In 2021, an estimated $5 billion in public incentive funding was made obtainable to interchange automobiles or broaden fleets with clear alternate options, a rise from the common $3 billion that had been made obtainable yearly within the final couple of years. GNA predicts that funding in 2022 and through the subsequent 5 years will shatter all prior information, boosted in no small half by the IIJA’s $1.2 trillion in federal funding and substantial will increase in funding in California.

States with main ZET gross sales laws, 2017-2022


California’s strong zero-emission truck policy ecosystem is a major factor that has enabled the state to lead in medium- and heavy-duty EV deployments. The state had 60% of total U.S. ZET sales from January 2017 to March 2022. States with the highest level of ZET policy ambition have adopted California’s Advanced Clean Truck regulation are shaded dark blue on the map, states that have signed a memorandum of understanding indicating intent to follow the ACT regulation are light blue, and non-MOU states that do not have an aligned policy on ZETs are gray.  -  Source: Calstart June 2022 update to “Zeroing in on Zero-Emission Trucks”

California’s robust zero-emission truck coverage ecosystem is a significant component that has enabled the state to guide in medium- and heavy-duty EV deployments. The state had 60% of complete U.S. ZET gross sales from January 2017 to March 2022.

States with the very best degree of ZET coverage ambition have adopted California’s Superior Clear Truck regulation are shaded darkish blue on the map, states which have signed a memorandum of understanding indicating intent to comply with the ACT regulation are mild blue, and non-MOU states that do not need an aligned coverage on ZETs are grey.

Supply: Calstart June 2022 replace to “Zeroing in on Zero-Emission Vehicles”


This information and evaluation first appeared within the August 2022 particular Reality E-book challenge of Heavy Responsibility Trucking.



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