Alfa Laval introduces E-PowerPack ORC waste heat recovery system for ships

Green Car Congress

Alfa Laval is introducing the E-PowerPack waste heat recovery system for ships. Able to convert waste heat directly into electrical power, the E-PowerPack uses Organic Rankine Cycle (ORC) technology to reduce ship fuel consumption and CO 2 emissions.

Waste 364

Renewable natural gas from food waste offers negative carbon intensity as LCFS pathway: -80 gCO2e/MJ

Green Car Congress

South San Francisco Scavenger Company (SSFSC) has submitted an application to the California Air Resources Board (ARB) seeking certification of Tier 2 pathways for biomethane (Bio-CNG) from anaerobic digestion (AD) of food waste and urban landscaping waste at their facility in South San Francisco, California. The gas-fueled boiler is used to generate heat, which maintains optimal temperature in the digester and heats up the percolate.

Waste 285
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Trending Sources

DOE researchers investigate economic and environmental impacts of converting wet waste to renewable diesel

Green Car Congress

Meanwhile, wet waste feedstocks, such as animal manure and fats, oils, and greases (FOG), represent another important category of resources that could be utilized to produce MCCI bioblendstocks due to its abundant availability.

Waste 354

KIT team produces synthetic natural gas from waste wood; used in natural gas vehicles

Green Car Congress

Researchers from the Karlsruhe Institute of Technology (KIT) have successfully produced renewable methane from a biomass-based synthesis gas mixture in their pilot plant for methanation using a new honeycomb catalyst. The quality of this synthetic natural gas (SNG) is comparable to that of fossil natural gas and can be used as fuel in cogeneration and heating plants as well as in cars or trucks. Biogas facilities produce renewable gas mainly by fermenting biological waste.

2018 224

GTI quantifies opportunity to produce low-carbon renewable natural gas (RNG) from wood wastes

Green Car Congress

GTI has released a site-specific engineering design titled “ Low-Carbon Renewable Natural Gas (RNG) from Wood Wastes ”. GTI led a team of engineers and scientists to produce a blueprint for converting an existing biomass facility into an RNG production site, using the wood waste feedstock and some of the existing infrastructure. These companies are world experts in gasification, gas clean-up, and conversion technologies. Biomass Gasification Natural Gas

2019 237

US-based Raven SR to build waste-to-hydrogen project in Spain

Green Car Congress

Raven SR, a US-based renewable fuels company ( earlier post ), plans to build a waste-to-hydrogen production facility in Aragón, Spain, following the opening of its subsidiary Raven SR Iberia in Zaragoza, announced earlier this month. The Raven SR project in Aragón will produce 1,600 metric tons per year of renewable hydrogen from approximately 75 tons of organic solid waste per day.

Spain 235

Researchers use cold-spray deposition to create thermoelectric generators for harvesting waste heat from previously inaccessible sources

Green Car Congress

Researchers at Lawrence Livermore National Laboratory (LLNL) and collaborators have used an additive manufacturing technique, called cold-spray deposition, to create thermoelectric generators that can harvest waste heat—a huge untapped resource—from previously inaccessible sources, such as pipes with complex geometries. Schematic of the cold-spray process, showing powder feed and gas handling. Waste heat is a huge untapped resource.

2020 252

UN: global e-waste surging; up 21% in 5 years

Green Car Congress

million metric tonnes (Mt) of electronic waste was generated worldwide in 2019, up 21% in just five years, according to the UN’s Global E-waste Monitor 2020. of 2019’s e-waste was collected and recycled. of global greenhouse gas emissions. A record 53.6

2020 238

ElectraTherm and Navy to demonstrate shipboard waste heat recovery

Green Car Congress

ElectraTherm, a leader in distributed, waste heat to power generation, is working with the Office of Naval Research (ONR), Creare, and the US Naval Academy (USNA) to demonstrate gas turbine waste heat recovery as part of a Small Business Innovation Research project. The demonstration will take place at the USNA in Annapolis, Maryland to prove the potential for waste heat recovery onboard ships. Ports and Marine Waste Heat Recovery

2018 174

LanzaTech, Northwestern, ORNL engineer microbe to convert industrial waste gases to acetone or isopropanol

Green Car Congress

A team of scientists from LanzaTech, Northwestern University and the Department of Energy’s Oak Ridge National Laboratory have engineered a microbe to convert molecules of industrial waste gases, such as carbon dioxide and carbon monoxide, into acetone and isopropanol (IPA).

Waste 238

Velocys receives further £0.5M grant for waste-to-fuels project

Green Car Congress

million) of grant funding for the Altalto waste-to-fuels project from the UK Department for Transport (DfT), under the Future Fuels for Flight and Freight Competition (F4C). Velocys plc has secured a further £0.5 million (US$0.63

2020 247

Doosan Heavy Industries & Construction partners with RevoTech on production of hydrogen from waste plastic

Green Car Congress

Korea’s Doosan Heavy Industries & Construction has embarked on the development of technology for producing hydrogen using waste plastic and vinyl. The company has signed a business partnership MOU with RevoTech, a company that specializes in the continuous pyrolysis of waste plastic.

Waste 278

Repsol produces renewable hydrogen from biomethane from urban solid waste

Green Car Congress

The biomethane used as raw material was obtained from urban solid waste. In this way, Repsol replaces conventional natural gas with biomethane of sustainable origin to produce renewable hydrogen in its industrial complexes and thus decarbonize its processes and products. Repsol is transforming its industrial complexes into multi-energy hubs capable of transforming waste and other renewable raw materials into products with a low, zero, or even a negative carbon footprint.

Waste 183

New waste-to-hydrogen plant in Tokyo to convert wastewater sludge into H2 for vehicles and power generation

Green Car Congress

The waste-to-hydrogen facility, located at the Sunamachi Water Reclamation Center near Tokyo Bay, will process 1 ton of dried sewage sludge per day, to generate 40 to 50 kilograms of hydrogen per day, enough to fuel 10 passenger vehicles or 25 fuel-cell e-bikes.

Waste 329

SGH2 building largest green hydrogen production facility in California; gasification of waste into H2

Green Car Congress

The plant will feature SGH2’s technology, which will gasify recycled mixed paper waste to produce green hydrogen that reduces carbon emissions by two to three times more than green hydrogen produced using electrolysis and renewable energy, and is five to seven times cheaper.

2020 364

Cummins to introduce 15-liter natural gas engine for North America; basis for hydrogen engine under development

Green Car Congress

will bring to market a 15-liter natural gas engine for heavy-duty trucks. The 15-liter natural gas engine is an important part of Cummins strategy for its path to zero emissions. Emissions Engines Heavy-duty Hydrogen Natural GasCummins Inc.

Startup licenses ORNL technology for converting organic waste to hydrogen

Green Car Congress

The technologies work as a system that converts organic waste into renewable hydrogen gas for use as a biofuel. The system combines biology and electrochemistry to degrade organic waste—such as plant biomass or food waste—to produce hydrogen. Although they originally developed both processes to address the problems of liquid waste formed during biofuel production, Electro-Active Technologies will focus on fighting food waste.

2019 246

Cummins completes 50% acquisition of Momentum Fuel Technologies; JV to focus on natural gas solutions

Green Car Congress

The joint venture between Rush Enterprises and Cummins will seek to enhance production of near-zero emissions natural gas powertrains by manufacturing Cummins-branded natural gas fuel delivery systems for the commercial vehicle market in North America. The new company combines the strengths of Momentum Fuel Technologies’ compressed natural gas (CNG) fuel delivery systems and Cummins’ powertrain expertise. Engines Market Background Natural GasCummins Inc.

Gas 261

Velocys, Waste Management, NRG Energy and Ventech form JV for small-scale gas-to-liquids plants

Green Car Congress

Velocys plc, a developer of smaller-scale microchannel gas-to-liquids (GTL) technology, has entered a joint venture (JV) with Waste Management, NRG Energy (NRG), and Ventech Engineers International (Ventech) to develop gas-to-liquids (GTL) plants in the United States and other select geographies. The JV will pursue the development of multiple plants utilizing a combination of renewable biogas (including landfill gas) and natural gas.

2014 209

DOE to award up to $19M to advance waste carbon utilization for algal biofuels and bioproducts

Green Car Congress

The US Department of Energy’s Bioenergy Technologies Office (BETO) in the Office of Energy Efficiency and Renewable Energy (EERE) and the Office of Fossil Energy and Carbon Management’s (FECM’s) Carbon Utilization Program (CUP) announced up to $19 million in federal funding for the advancement of technologies that utilize waste carbon to reduce greenhouse gas (GHG) emissions and produce reliable feedstocks for biotechnologies.

Waste 174

New VW Golf now available to order with natural gas drive

Green Car Congress

The new VW Golf is now also available in certain markets with natural gas drive: the Golf TGI is equipped with a 1.5-liter four-cylinder engine with 96 kW / 130 PS and three natural gas fuel tanks. kg of natural gas per 100 kilometers in combination with CO 2 emissions of 117–111 g/km.

2020 341

Fulcrum to build second waste-to-fuels plant in Gary, Indiana

Green Car Congress

Fulcrum BioEnergy has selected Gary, Indiana as the location of its Centerpoint BioFuels Plant, which will convert municipal solid waste (MSW) into low-carbon, renewable transportation fuel. The process begins with the gasification of the organic material in the MSW feedstock to a synthesis gas (syngas) which consists primarily of carbon monoxide, hydrogen and carbon dioxide. Fulcrum’s Centerpoint plant will be the company’s second waste-to-fuels plant.

2018 223

LanzaTech Project DRAGON shortlisted for UK funding; ATJ-SPK from waste

Green Car Congress

The feedstock for the facility will be waste-based, low-carbon ethanol, procured from a variety of waste sources. The facility will also have the ability to use ethanol produced from local steel mill waste gases via LanzaTech’s gas fermentation platform. In October 2018, the first batch of LanzaTech jet fuel, made by recycling waste industrial gases, was used on a Virgin Atlantic commercial flight from Orlando to London Gatwick.

Waste 190

Trade associations: renewable natural gas accounted for 64% of on-road NGV fuel use in 2021

Green Car Congress

The trade associations Natural Gas Vehicles for America (NGVAmerica) and Coalition for Renewable Natural Gas (RNG Coalition) announced that 64% of all on-road fuel used in natural gas vehicles in the US in calendar year 2021 was renewable natural gas (RNG). NGVAmerica and RNG Coalition report that in 2021 a total of 610 million gallons (GGE) of natural gas were used as motor fuel.

Researchers developing free-piston linear generator for exhaust waste heat recovery

Green Car Congress

Researchers in China have developed a novel free-piston linear generator (FPLG) to recover exhaust waste heat efficiently from a vehicle engine. Therefore, it is necessary to recover exhaust energy of vehicle engine, and many strategies and methods have been adopted to reduce the energy waste and improve the fuel utilization efficiency. Engines Fuel Efficiency Vehicle Systems Waste Heat Recovery

2017 174

Waste gasification company Sierra Energy closes $33M Series A funding; FastOx

Green Car Congress

The funding will help Sierra Energy further develop and commercialize its FastOx gasification technology, which converts virtually any waste into clean, renewable energy and fuels without burning. FastOx technology, developed by Sierra Energy and supported by grant funding from the Department of Defense and the California Energy Commission, uses oxygen and steam to heat waste to 4,000°F (2,200°C). Waste is fed into the top of the gasifier vessel through an airlock.

2019 260

Waste Management adds 1,000th truck to natural gas fleet

Green Car Congress

Waste Management added a 1,000 th natural gas truck to its fleet, making it the largest owner and operator of heavy duty refuse trucks in North America. property, the company commemorated the delivery of the 1,000 th natural gas vehicle with Long Beach Mayor Bob Foster starting up the new recycling truck that will serve Long Beach residents. Waste Management also has CNG and LNG fueling stations at 17 of its facilities throughout North America with more under development.

2011 223

Audi researching industrialization of chemical recycling of mixed plastic waste from manufacturing

Green Car Congress

The results of the project indicated that the chemical recycling of mixed plastic waste is both technically feasible and environmentally and financially promising. The plastic waste from automotive manufacturing can be processed into pyrolysis oil and could replace petroleum as a raw material for the production of high-quality plastic components in Audi models. The material cycles closed in this way save valuable resources, energy, and reduce greenhouse gas emissions.

Zero Waste Energy breaks ground on organic waste to CNG fuel facility

Green Car Congress

Zero Waste Energy, LLC (ZWE) broke ground on an anaerobic digestion facility in South San Francisco, CA that will convert organic waste into compressed natural gas (CNG) and compost. The Blue Line Biogenic CNG facility will convert 11,200 TPY of food and green waste into 100,000+ diesel equivalent gallons of CNG fuel. and Zero Waste Energy, LLC. The project addresses numerous AB 32 requirements, diverting almost 95% of the organic waste feedstock from landfills.

2013 249

PNNL team finds biocrude from kelp and fish waste via hydrothermal liquefaction could be viable fuel for remote Alaskan communities

Green Car Congress

Using existing fish processing plants, kelp and fish waste can be turned into a diesel-like fuel to power generators or fishing boats in rural, coastal Alaska, according to a team from Pacific Northwest National Laboratory (PNNL). In search of a cheaper, sustainable fuel, researchers at PNNL turned to two plentiful marine resources in Alaska: kelp and fish processing waste. The waste-to-energy fuel could then be used to power generators or fishing boats.

Alaska 174

Waste Management first In Ottawa with natural gas fueled waste collection vehicles

Green Car Congress

Waste Management (WM) is introducing 25 new Compressed Natural Gas (CNG) fueled trucks to collect waste and recycling in 2012 as a result of being awarded a collection district by the City of Ottawa. Waste Management also plans to convert its current commercial collection fleet to CNG as part of the company’s North American fleet conversion strategy.

2012 200

Alphabet Energy introduces PowerModules for modular thermoelectric waste heat recovery; partnership with Borla for heavy-duty trucks

Green Car Congress

The PowerBlocks thermoelectric materials are p-type tetrahedrites and n-type magnesium silicide (Mg 2 Si) which provide the average ZT of around 1—similar to that obtained by skutterudite (GM, Gentherm) and half-heusler (GMZ) materials used by the DOE Waste Heat 2 (WH2) projects, according to a recent US Department of Energy (DOE) technology assessment. It has long been our goal to be known as the ‘Intel Inside,’ or in our case, the ‘Alphabet Inside’ of waste heat recovery.

2015 214

GE study finds 5% of worlds natural gas production wasted per year by flaring

Green Car Congress

Gas-flaring countries and trends. A newly released GE study — Flare Gas Reduction: Recent Global Trends and Policy Considerations —estimates that 5% of the world’s natural gas production is wasted by burning or “flaring” unused gas each year, despite some progress on the flaring issue. Gas flaring emits 400 million metric tons of CO 2 annually, the same as 77 million automobiles, without producing useful heat or electricity. Natural Gas

2011 223

Free piston/ORC system for automotive waste heat recovery being tested at University of Brighton

Green Car Congress

A prototype automotive waste heat recovery system has been fired up on a recently commissioned test rig at the University of Brighton. The organic Rankine cycle test rig uses a novel linear free piston expander from Libertine ( earlier post ) to overcome the technical and economic barriers to using Rankine cycle technology for automotive waste heat recovery. Engines Vehicle Systems Waste Heat Recovery

2015 197

Novel pathway for aviation fuel from food waste–derived volatile fatty acids (VFA) could lead to 70% blends, up to 165% reduction in GHG

Green Car Congress

Life cycle analysis showed up to 165% reduction in greenhouse gas emissions relative to fossil jet if the food waste is diverted from landfills to produce VFA-SAF. In the process, anaerobic digestion of west waste is arrested prior to methanogensis to generate VFAs (C 3 -C 8 ).

Waste 227

New catalytic process turns renewable and waste carbon into cleaner, high-performance diesel biofuel blendstock

Green Car Congress

When combined with the new fuel’s potential infrastructure compatibility and reduced greenhouse gas emissions relative to fossil diesel, it significantly reduces the risks inherent in introducing a new technology.

2020 212

$4M ARPA-E award to Lanzatech to improve design of bioreactors for waste-gas-to-fuels fermentation technology

Green Car Congress

LanzaTech, a producer of low-carbon fuels and chemicals from waste gases, was awarded a $4-million grant by the Advanced Research Projects Agency-Energy (ARPA-E) as one of the 15 REMOTE projects ( earlier post ) receiving a combined $34 million to find advanced biocatalyst technologies that can convert natural gas to liquid fuel for transportation. As such, many of these sources are simply flared, emitted or vented, resulting in significant greenhouse gas emissions.

2013 195

ArcelorMittal, LanzaTech and Primetals to build €87M commercial-scale waste-gas-to-ethanol plant

Green Car Congress

ArcelorMittal, the world’s leading steel and mining company; LanzaTech; and Primetals Technologies, a leading technology and service provider to the iron and steel industry have entered into a letter of intent to construct Europe’s first commercial-scale production facility to create bioethanol from waste gases produced during the steelmaking process. The resulting bioethanol can cut greenhouse gas emissions by more than 80% compared with conventional fossil fuels.

2015 197

Nikola receive order for 2,500 battery-electric waste trucks from Republic Services; fully integrated chassis and body from Nikola

Green Car Congress

Republic Services is the second-largest recycling and solid waste provider in the US and is recognized as an industry leader in providing environmentally responsible, sustainable solutions to its customers.

2020 254

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

Green Car Congress

The company says that some of the most promising projects are the Turbosteamer ( earlier post ); the Thermoelectric generator (TEG) ( earlier post ); engine encapsulation; and a waste heat exchanger for oil heating. The Turbosteamer and Thermoelectric Generator (TEG) projects are focused on generating electric current from waste heat to improve overall engine efficiency, but each project follows a different approach and time frame. Thermoelectrics Waste Heat Recovery

2011 300

SEAT to participate in new European project to generate biomethane from waste

Green Car Congress

SEAT will participate until 2023 in the Life Landfill Biofuel project (recently approved by the European Commission) the goal of which is to obtain renewable gas from municipal landfills. With the goal of boosting the circular economy, energy efficiency and emissions reduction, SEAT is currently working on the Life Methamorphosis project to obtain biomethane from previously selected waste and animal slurry from a farm in Lleida.

2019 197

Alphabet Energy closes $23.5M Series C; thermoelectric waste-heat-to-power for oil & gas and automotive

Green Car Congress

Schlumberger, a new investor from the oil and gas industry, led the round with participation from GM Ventures and Osceola Capital Management, LLC. The new capital will be used to scale Alphabet Energy’s production for the oil and gas and automotive industries, both under intense regulatory pressure to curb emissions. For example, the US Environmental Protection Agency (EPA) recently announced new regulations to limit methane emissions in the oil and gas industry.

2016 150

Researchers Exploring On-Board Exhaust Gas Reforming to Improve Combustion and Recover Waste Heat

Green Car Congress

Professor Stan Golunski, Deputy Director of the newly established Cardiff Catalysis Institute , in collaboration with engineers at Brunel and Birmingham Universities, is investigating the feasibility of an on-board exhaust gas reforming system to improve combustion and recover waste heat. The REGR gas is fed back to the engine inlet. A Abu-Jrai, A Tsolakis, K Theinnoi, A Megaritis, SE Golunski (2008) Diesel exhaust-gas reforming for H 2 addition to an aftertreatment unit.

2010 174