Exhaust, Range and Resource

Emissions Analytics finds pollution from tire wear can be 1,000x worse than exhaust emissions

Green Car Congress

MARCH 8, 2020

Pollution from tire wear can be 1,000 times worse than a car’s exhaust emissions, Emissions Analytics has found. Source: California Air Resources Board (ARB). New cars now emit very little in the way of particulate matter but there is growing concern around non-exhaust emissions (NEEs). and 73% of PM 10. and 73% of PM 10.

Exhaust

Exhaust Emissions Pollution Standards

Study suggests particulates from brake dust may have same harmful effects on immune cells as diesel exhaust

Green Car Congress

JANUARY 13, 2020

Metal particles from the abrasion of brake pads (brake abrasion dust, BAD) may cause inflammation and reduce the ability of immune cells to kill bacteria, similarly to particles derived from diesel exhaust particles (DEP), according to a new study led by researchers at King’s College London. Selley et al. It is estimated that only 7% of PM 2.5

Exhaust

Exhaust Diesel London Pollution

Eaton and Tenneco partner to produce new, integrated exhaust thermal management system to meet coming lower NOx standards

Green Car Congress

MARCH 29, 2021

Power management company Eaton and Tenneco announced a joint development agreement between Eaton’s Vehicle Group and Tenneco’s Clean Air business group to produce an integrated exhaust thermal management system that will enable commercial truck and light vehicle manufacturers to meet upcoming emissions regulations.

Eaton

Eaton Exhaust Standards Emissions

Study finds long-term exposure to black carbon from traffic exhaust at residential address increases the risk of stroke

Green Car Congress

NOVEMBER 1, 2019

Long-term residential exposure to locally emitted black carbon (BC) from traffic exhaust increases the risk of stroke even in low-pollution environments, according to a study by researchers at Karolinska Institutet and other universities in Sweden. g/m 3 ) of black carbon from traffic exhaust, the risk of stroke increased by 4%.

Exhaust

Exhaust Carbon Pollution Universal

Study finds engines emit exhaust nanoparticles even when not fueled during engine braking

Green Car Congress

JANUARY 19, 2014

Exhaust particle size distributions measured by ELPI (color map) and particle concentration measured by CPC (white line) during individual engine braking conditions (speed change from 32 km/h to 0 km/h). The exhaust sample was taken from the exhaust manifold. The exhaust sample was taken from the exhaust manifold.

Exhaust

Exhaust Engine Fuel Greece

OECD report finds measures needed to curb PM emitted by wear of car parts and road surfaces, including EVs

Green Car Congress

DECEMBER 14, 2020

Wear and tear from brakes, tires and road surfaces will soon overtake car exhaust fumes as the leading source of fine particles released into the air by road traffic, according to a new OECD report. Heavy electric vehicles with long-distance batteries could compound the problem even as they slash emissions from engine exhaust.

Exhaust

Exhaust Parts Emissions Transportation

Dürr building smart and resource-efficient paint shop at San Luis Potosí in Mexico for BMW Group; Industry 4.0

Green Car Congress

APRIL 12, 2018

From the first full year of production, the plant will be the BMW Group’s most resource-efficient production location worldwide. Responsible use of water resources is a particular sustainability goal in San Luis Potosí. BMW is also using a product from the digital@DÜRR range for the ovens.

BMW

BMW Mexico Industrial Industry

MAN D3876 engine ensures high thrust and future-proofing in PistenBully 800; engine basis for possible H2 variant

Green Car Congress

APRIL 19, 2023

One of the decisive factors for this performance is the VTG turbocharger, which optimizes the dynamic response in the off-road-specific speed ranges thanks to its variable turbine geometry (VTG). In addition, this technology displays the maximum power and torque over a wide speed range.

Engine

Engine Future Exhaust Diesel

New ORNL non-precious metal catalyst shows promise as low-cost component for low-temperature exhaust aftertreatment

Green Car Congress

SEPTEMBER 23, 2015

Researchers at Oak Ridge National Laboratory (ORNL) have developed a ternary mixed oxide catalyst composed of copper oxide, cobalt oxide, and ceria (dubbed “CCC”) that outperforms synthesized and commercial platinum group metal (PGM) catalysts for CO oxidation in simulated exhaust streams while showing no signs of inhibition—i.e.,

Exhaust

Exhaust Low Cost Pollution Emissions

US study of miners links heavy exposure to diesel exhaust to increased risk of lung cancer death; researchers suggest implications for urban areas with high exhaust concentrations

Green Car Congress

MARCH 5, 2012

In a study of non-metal miners in the US, federal government scientists report that heavy exposure to diesel exhaust increased risk of death from lung cancer. For never-smokers, risk of lung cancer death increased with increasing diesel exhaust exposure. effect of diesel exhaust exposure on lung cancer mortality in.

Exhaust

Exhaust Diesel 2012 Los Angeles

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

Green Car Congress

MAY 6, 2022

CAT-DEF—Catalyzed Diesel Exhaust Fluid—is an SwRI-developed catalyst- and surfactant-modified diesel exhaust fluid (DEF) solution. The internally funded advancement successfully reduced heavy-duty diesel engine nitrogen oxide (NO x ) emissions to meet the California Air Resources Board (CARB) 2027 standards.

Diesel

Diesel Emissions Exhaust Engine

Researchers capture first images of CO2 emissions from commercial aircraft engine using chemical species tomography

Green Car Congress

SEPTEMBER 30, 2022

Researchers have used a novel near-infrared light imaging technique to capture the first cross-sectional images of carbon dioxide in the exhaust plume of a commercial jet engine. The researchers used their new chemical species tomography setup to capture the first images of carbon dioxide exhaust from a commercial aircraft engine.

Commercial

Commercial Engine Emissions CO2

Environment Canada study finds vehicle exhaust a significant source of isocyanic acid; suggests consideration of new emission standard

Green Car Congress

JULY 12, 2013

Researchers at Environment Canada have found that vehicle exhaust is a significant source of isocyanic acid (HNCO), a toxic gaseous acid that is a product of various forms of combustion and a potential health concern. Automobile exhaust is also a known source of inorganic acids such as nitric (HNO 3 ) and nitrous (HONO) acids.

Exhaust

Exhaust Canada Environment Emissions

Nonthermal plasma torch reforming of exhaust gas for NOx trap regeneration

Green Car Congress

FEBRUARY 4, 2011

Researchers from the Center for Energy and Processes (CEP), MINES ParisTec, and Renault are exploring the non-catalytic reforming of diesel fuel with diesel engine exhaust gas (i.e. An alternative to the catalytic exhaust gas reforming of diesel fuel method is presented in this paper and consists of using an NTP torch. trap catalyst.

Exhaust

Exhaust Gas Diesel Gas-Electric

Study finds high exhaust temperatures within NTE operation for heavy-duty diesels with aftertreatment systems contribute to high nanoparticle concentrations

Green Car Congress

JANUARY 15, 2012

The transient results illustrate the gradual formation of the nucleation mode particles with continuous increase in exhaust temperatures. Diesel particulate filters (DPF) and urea-based selective catalytic reduction (SCR) exhaust after-treatment systems thus have emerged as feasible strategies to meet the 2010 USEPA regulations.

Exhaust

Exhaust Diesel West Virginia 2007

Cummins Westport begins development on new mid-range natural gas engine; production by 2015

Green Car Congress

OCTOBER 4, 2012

has begun development on the ISB 6.7G, a mid-range 6.7-liter diesel engine and will use Cummins Westport’s proven spark-ignited, stoichiometric cooled exhaust gas recirculation (SEGR) technology. Exhaust aftertreatment will be provided by a simple, maintenance-free three-way catalyst (TWC). Cummins Westport Inc. The ISB6.7

Gas

Gas 2015 Engine Range

Eaton expands valvetrain portfolio for off-highway vehicles to help reduce CO2 and NOx

Green Car Congress

MARCH 9, 2020

Eaton’s cylinder-deactivation (CDA) technology increases the exhaust temperature at low load to allow NO x aftertreatment systems to quickly reach peak efficiency range of 250 °C – 400 °C. Hydraulic lash adjusters can also support cylinder deactivation. CDA is just one of Eaton’s variable valve actuation (VVA) technologies.

Eaton

Eaton Fuel Economy CO2 Vehicles

HEI ACES study of lifetime animal exposure to New Technology Diesel Engine exhaust finds no lung cancer

Green Car Congress

JANUARY 27, 2015

The first study to conduct a comprehensive evaluation of lifetime exposure to new technology diesel exhaust (NTDE)—i.e., exhaust from heavy-duty diesel engines meeting EPA 2007 and later emissions requirements—has found no evidence of carcinogenic lung tumors. Earlier post.) Advanced Collaborative Emissions Study (ACES).

Exhaust

Exhaust Diesel Engine 2007

Effect of syngas composition on combustion and exhaust emission characteristics in a dual-fuel engine operated in PREMIER combustion mode

Green Car Congress

AUGUST 1, 2011

The coefficient of variation of the indicated mean effective pressure (COVIMEP) was less than 4% for all types of fuel at various equivalence ratios, indicating that the combustion was within the stability range for engine operation. International Journal of Engine Research in press.

Exhaust

Exhaust Emissions Engine Fuel

ICCT study finds hydrotreating an inexpensive approach to remove naphthalenes from petroleum jet fuel for contrail abatement

Green Car Congress

MARCH 25, 2023

Aircraft consume fuels and emit a range of emissions, including carbon dioxide and water vapor in the form of condensation trails (contrails). soot) present in the engine exhaust. Resources “ Techno-Economic Assessment Of Process Routes For Naphthalenes Control In Petroleum Jet Fuel ”

Fuel

Fuel Exhaust Conversion Water

Capstone Launches CARB-Certified Microturbine Range Extender for Hybrid Electric Vehicles

Green Car Congress

JUNE 22, 2010

The Capstone C30 Liquid Fuel microturbine is the only engine certified to the CARB emissions levels that went into effect for Model Year 2010 On-Road Heavy-Duty Diesel Engines to operate on diesel fuel with no exhaust aftertreatment, including urea injection or exhaust catalyst.

Hybrid

Hybrid Range Electric Vehicles Exhaust

Cummins Westport introducing new ISB6.7 G mid-range natural gas engine

Green Car Congress

MAY 6, 2015

G will operate exclusively on natural gas (CNG or LNG) utilizing Cummins Westport’s proprietary spark-ignited, stoichiometric combustion with cooled exhaust gas recirculation (SEGR) technology, first introduced with the 8.9-liter The ISB6.7 liter ISL G. The ISB6.7 G TWC is packaged as a muffler and is maintenance-free. The ISB6.7 The ISB6.7

Gas

Gas Engine North Carolina Exhaust

Stanford team develops model and controller for reducing HCCI cycle-to-cycle variation

Green Car Congress

NOVEMBER 30, 2014

Late-phasing homogeneous charge compression ignition operating conditions have the potential to expand the useful operating range of homogeneous charge compression ignition in internal combustion engines. The model forms the basis for the design of a simple controller that reduces combustion timing variations in simulation.

Exhaust

Exhaust 2014 International Charging

DLR team develops demonstrator of free-piston linear generator as range extender for EVs; technology transfer to Universal Motor Corp.

Green Car Congress

FEBRUARY 20, 2013

Researchers at the German Aerospace Center (Deutsches Zentrum für Luft- und Raumfahrt; DLR) Institute of Vehicle Concepts in Stuttgart have developed a demonstrator multi-fuel free-piston linear generator (FPLG, or Freikolbenlineargenerator, FKLG in German) as a range extender for electric vehicles. Intake, exhaust and fuel injection.

Universal

Universal Range Motor Motors

CMU study finds SOA levels in cities like LA will remain high despite cleaner cars; nonlinear relationship between SOA and NOx

Green Car Congress

JUNE 22, 2017

intermediate volatility organic compound (IVOC) emissions from vehicles) and atmospheric chemistry (SOA yields due to the photo-oxidation of exhaust). As an example, changing the NMOG:NO x from 4 to 10 ppbC/ppbNOx increased the SOA yield from dilute gasoline vehicle exhaust by a factor of 8. —Allen Robinson. Presto, Timothy D.

Cleaner

Cleaner Los Angeles Exhaust Gasoline

Chalmers study: ban on sales of fossil-fuel cars greatly reduces lifecycle GHG mainly due to tailpipe emissions; risk of carbon leakage in manufacturing

Green Car Congress

MAY 28, 2021

A rapid and mandatory phasing in of electric cars could cause emissions from Swedish passenger cars’ exhausts to approach zero by 2045. — Johannes Morfeldt, researcher in Physical Resource Theory at Chalmers University of Technology and lead author. —Johannes Morfeldt. Johannes Morfeldt, Simon Davidsson Kurland, Daniel J.A.

Emissions

Emissions Carbon Manufacturer Sale

DHE begins piloting Volvo VNR Electric heavy-duty trucks in SoCal fleet

Green Car Congress

SEPTEMBER 11, 2020

By completing several different routes, the trucks will collect performance data under various operating conditions, producing crucial real-world operational data on the trucks’ power, performance, and range. On the near-term horizon, additional announcements about fleet customer demonstrations will be made.

Volvo

Volvo Fleet North America California

CMU study finds secondary organic aerosol production from PFI and GDI vehicles has been “substantially” reduced by tightening NMOG standards

Green Car Congress

JANUARY 28, 2018

Although past studies have provided substantial insight, important gaps remain in our understanding of SOA formation from gasoline vehicle exhaust due to changing engine technology and emissions certification standards. Finally, we evaluate the use of an OFR as screening tool for SOA production from on-road gasoline vehicle exhaust.

Standards

Standards Production Exhaust Gasoline

International automotive researchers emphasize the importance of continued development of the internal combustion engine

Green Car Congress

OCTOBER 9, 2019

Top of the list is engine efficiency, with a wide range of technical opportunities: Combustion system. This could be paired with combustion technologies with highly diluted combustion (stoichiometric with exhaust gas recirculation (EGR) as well as lean burn with excess-air ratios above 2). Engine lubrication.

International

International Engine Exhaust Emissions

Cummins & Tula demonstrate Diesel Dynamic Skip Fire (dDSF) cylinder deactivation; up to 66% reduction in NOx on CARB LLC #7

Green Car Congress

APRIL 23, 2020

The Cummins-Tula team collected test data on a wide range of steady-state conditions which was used to evaluate transient operation in simulation. The reduction of tailpipe NO x is achieved primarily by optimized exhaust temperature control, resulting in significantly improved conversion efficiency of the aftertreatment system.

Diesel

Diesel Emissions Exhaust Engine

ElectraTherm and Navy to demonstrate shipboard waste heat recovery

Green Car Congress

JANUARY 10, 2018

At the USNA, the Power+ will capture the waste heat from an existing helicopter turbine used to train the USNA Midshipmen, using a custom designed exhaust gas heat exchanger provided by Creare. ElectraTherm utilizes Organic Rankine Cycle (ORC) and proprietary technologies to generate power from low temperature heat ranging from 170-252°F.

Waste

Waste Exhaust Maryland Gas-Electric

New machine learning method from Stanford, with Toyota researchers, could accelerate battery development for EVs

Green Car Congress

FEBRUARY 20, 2020

Here we develop and demonstrate a machine learning methodology to efficiently optimize a parameter space specifying the current and voltage profiles of six-step, ten-minute fast-charging protocols for maximizing battery cycle life, which can alleviate range anxiety for electric-vehicle users. —Attia et al. Attia, P.M.,

Toyota

Toyota Batteries Battery Exhaust

California adopts comprehensive strategy to meet federal ozone standard over next 15 years

Green Car Congress

SEPTEMBER 23, 2022

The California Air Resources Board today approved a statewide plan for attaining the federal health-based standard for ozone, typically experienced as smog. The 2022 State Implementation Plan Strategy identifies the state’s control strategy for meeting the federal 70 parts per billion, 8-hour ozone standard over the next 15 years.

Ozone

Ozone Standards California Pollution

GM R&D study explores effect of temperature and O2 concentration on automotive low-load HCCI

Green Car Congress

NOVEMBER 11, 2013

A study by a team at the Propulsion Systems Research Labs, GM R&D has concluded that the combustion instability of homogeneous charge compression ignition (HCCI) at the low-load range is caused by lack of oxygen concentration rather than lower in-cylinder mixture temperature. Earlier post.). 5 512-524 doi: 10.1177/1468087412463304.

GM

GM Exhaust Auto Gasoline

ICL briefing paper estimates that 52% of all small particle pollution from road transport comes from tires and brakes

Green Car Congress

FEBRUARY 27, 2023

As tires break down they release a range of particles, from visible pieces of tire rubber to nanoparticles. These particles may contain a range of toxic chemicals including polyaromatic hydrocarbons, benzothiazoles, isoprene, and heavy metals such as zinc and lead. They are small enough to reach into the deep lung.

Pollution

Pollution Transportation London Environment

Simulation study suggests ORC waste heat recovery system could deliver potential 7% improvement in fuel consumption in a PHEV on highway

Green Car Congress

OCTOBER 10, 2012

On the other hand, it is well known that in an internal combustion engine up to 35% of the energy developed by the fuel combustion is dissipated in the exhaust gases. The OSU EcoCAR prototype vehicle features an extended-range electric architecture with a downsized 1.8L Exhaust gas exergy map of EcoCAR engine. Power from ORC.

Waste

Waste PHEV Fuel Exhaust

Empa team develops electrohydraulically actuated cam-less valve train; up to 20% fuel savings at low load

Green Car Congress

AUGUST 20, 2019

The valve train is the “respiratory organ” of combustion engines: it manages the aspiration of fresh air and the discharge of exhaust gases (gas exchange). The basic principle of the valve train—for both intake and exhaust side—is an asymmetric hydraulic pendulum, which can be described as a mass-spring-system. Image: Empa.

Fuel

Fuel Gas-Electric Exhaust Gas

Tenneco/Gentherm showcasing prototype of thermoelectric generator for waste heat recovery; targeting 5% fuel economy improvement

Green Car Congress

SEPTEMBER 11, 2013

Tenneco and Gentherm (formerly BSST/Amerigon) are part of a US Department of Energy (DOE) consortium actively developing a thermoelectric generator (TEG) for capturing waste exhaust heat in vehicles and converting it to electrical energy to be used to power electrical systems within the vehicle. —Gentherm President and CEO Daniel R.

Fuel Economy

Fuel Economy Waste Economy Fuel

Bulk defective vanadium oxide catalysts remove NOx at lower temperatures

Green Car Congress

NOVEMBER 17, 2019

Scientists from Tokyo Metropolitan University have developed a low-temperature catalyst for removing NO x gas from industrial exhaust using ammonia. The mixture of V(V) and V(IV) oxides showed a 10-fold improvement in the 100 - 150 degrees Celsius range. Credit: Tokyo Metropolitan University. 9b02695.

Exhaust

Exhaust Universal Conversion Gas-Electric

BorgWarner suggests Valve-Event Modulated Boost system can offer 6-17% fuel economy benefit over already downsized and turbocharged engines

Green Car Congress

MAY 9, 2012

The VEMB system uses a concentric camshaft, blow-down manifold and scavenge manifold to separate the exhaust event into two phases: high-energy blow-down to the turbo without pumping losses, and high-hydrocarbon scavenge to the EGR system. or so, according to Thomas, resulting in the total possible benefits ranging from about 6% to 17%.

Fuel Economy

Fuel Economy Downsizing Economy Engine

How is New Zealand disposing of EV batteries?

Drive Electric

APRIL 4, 2023

before it’s range capacity diminishes. If you want to learn more about whether EV’s are good for the environment, check out our previous resource here. Rather than extracting resources from the environment, transforming them into goods, and then discarding them, this programme aims to maximise the lifespan of these resources.

New Zealand

New Zealand Batteries Battery Waste

Study found highly elevated PM2.5 in pre-COVID-19 subway air in NE US; NYC the worst

Green Car Congress

FEBRUARY 11, 2021

Among the 13 underground stations tested in New York, the investigators found particle concentrations that ranged anywhere from 2 to 7 times that of outdoor air samples. This concern is highest for the PM 2.5 concentrations encountered in the PATH-NYC/NJ transit system. Ruzmyn Vilcassim (2021) “PM 2.5

New York

New York Philadelphia New Jersey New York City

ARB researchers evaluate in-use heavy-duty NOx aftertreatment systems, find elevated levels during certain lower-temperature operations

Green Car Congress

JULY 9, 2013

A team from the California Air Resources Board (ARB) reports on their evaluation of the in-use emissions performance of four different heavy-duty diesel engines certified to the MY 2010 or interim MY 2010 NO x standards over a wide range of driving conditions in California in a paper published in the ACS journal Environmental Science & Technology.

Exhaust

Exhaust 2010 Emissions Diesel

Aura Systems and Cyclone Power Technologies partner for renewable power generation

Green Car Congress

AUGUST 21, 2012

The partners anticipate that the integrated renewable power generation system will be able to provide a turn-key distributed solution for customers looking to produce grid-tied or stand-alone electricity from renewable and waste resources.

Aura

Aura Renewable Power Powered

Emissions Analytics finds pollution from tire wear can be 1,000x worse than exhaust emissions

Study suggests particulates from brake dust may have same harmful effects on immune cells as diesel exhaust

Eaton and Tenneco partner to produce new, integrated exhaust thermal management system to meet coming lower NOx standards

Study finds long-term exposure to black carbon from traffic exhaust at residential address increases the risk of stroke

Study finds engines emit exhaust nanoparticles even when not fueled during engine braking

OECD report finds measures needed to curb PM emitted by wear of car parts and road surfaces, including EVs

Dürr building smart and resource-efficient paint shop at San Luis Potosí in Mexico for BMW Group; Industry 4.0

MAN D3876 engine ensures high thrust and future-proofing in PistenBully 800; engine basis for possible H2 variant

New ORNL non-precious metal catalyst shows promise as low-cost component for low-temperature exhaust aftertreatment

US study of miners links heavy exposure to diesel exhaust to increased risk of lung cancer death; researchers suggest implications for urban areas with high exhaust concentrations

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

Researchers capture first images of CO2 emissions from commercial aircraft engine using chemical species tomography

Environment Canada study finds vehicle exhaust a significant source of isocyanic acid; suggests consideration of new emission standard

Nonthermal plasma torch reforming of exhaust gas for NOx trap regeneration

Study finds high exhaust temperatures within NTE operation for heavy-duty diesels with aftertreatment systems contribute to high nanoparticle concentrations

Cummins Westport begins development on new mid-range natural gas engine; production by 2015

Eaton expands valvetrain portfolio for off-highway vehicles to help reduce CO2 and NOx

HEI ACES study of lifetime animal exposure to New Technology Diesel Engine exhaust finds no lung cancer

Effect of syngas composition on combustion and exhaust emission characteristics in a dual-fuel engine operated in PREMIER combustion mode

ICCT study finds hydrotreating an inexpensive approach to remove naphthalenes from petroleum jet fuel for contrail abatement

Capstone Launches CARB-Certified Microturbine Range Extender for Hybrid Electric Vehicles

Cummins Westport introducing new ISB6.7 G mid-range natural gas engine

Stanford team develops model and controller for reducing HCCI cycle-to-cycle variation

DLR team develops demonstrator of free-piston linear generator as range extender for EVs; technology transfer to Universal Motor Corp.

CMU study finds SOA levels in cities like LA will remain high despite cleaner cars; nonlinear relationship between SOA and NOx

Chalmers study: ban on sales of fossil-fuel cars greatly reduces lifecycle GHG mainly due to tailpipe emissions; risk of carbon leakage in manufacturing

DHE begins piloting Volvo VNR Electric heavy-duty trucks in SoCal fleet

CMU study finds secondary organic aerosol production from PFI and GDI vehicles has been “substantially” reduced by tightening NMOG standards

International automotive researchers emphasize the importance of continued development of the internal combustion engine

Cummins & Tula demonstrate Diesel Dynamic Skip Fire (dDSF) cylinder deactivation; up to 66% reduction in NOx on CARB LLC #7

ElectraTherm and Navy to demonstrate shipboard waste heat recovery

New machine learning method from Stanford, with Toyota researchers, could accelerate battery development for EVs

California adopts comprehensive strategy to meet federal ozone standard over next 15 years

GM R&D study explores effect of temperature and O2 concentration on automotive low-load HCCI

ICL briefing paper estimates that 52% of all small particle pollution from road transport comes from tires and brakes

Simulation study suggests ORC waste heat recovery system could deliver potential 7% improvement in fuel consumption in a PHEV on highway

Empa team develops electrohydraulically actuated cam-less valve train; up to 20% fuel savings at low load

Tenneco/Gentherm showcasing prototype of thermoelectric generator for waste heat recovery; targeting 5% fuel economy improvement

Bulk defective vanadium oxide catalysts remove NOx at lower temperatures

BorgWarner suggests Valve-Event Modulated Boost system can offer 6-17% fuel economy benefit over already downsized and turbocharged engines

How is New Zealand disposing of EV batteries?

Study found highly elevated PM2.5 in pre-COVID-19 subway air in NE US; NYC the worst

ARB researchers evaluate in-use heavy-duty NOx aftertreatment systems, find elevated levels during certain lower-temperature operations

Aura Systems and Cyclone Power Technologies partner for renewable power generation

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