This site uses cookies to improve your experience. To help us insure we adhere to various privacy regulations, please select your country/region of residence. If you do not select a country, we will assume you are from the United States. Select your Cookie Settings or view our Privacy Policy and Terms of Use.
Cookie Settings
Cookies and similar technologies are used on this website for proper function of the website, for tracking performance analytics and for marketing purposes. We and some of our third-party providers may use cookie data for various purposes. Please review the cookie settings below and choose your preference.
Used for the proper function of the website
Used for monitoring website traffic and interactions
Cookie Settings
Cookies and similar technologies are used on this website for proper function of the website, for tracking performance analytics and for marketing purposes. We and some of our third-party providers may use cookie data for various purposes. Please review the cookie settings below and choose your preference.
Strictly Necessary: Used for the proper function of the website
Performance/Analytics: Used for monitoring website traffic and interactions
Liquid intermediates from pyrolysis and hydrothermal liquefaction (HTL) can be co-processed in an oil refinery along with conventional crude oil. After pyrolysis, the vapors are condensed to give a dark brown fast pyrolysis bio-oil (FPBO). In fast pyrolysis, biomass is quickly heated to around 500 °C in the absence of oxygen.
Engineers at the University of Pittsburgh Swanson School of Engineering are using membrane distillation technology to enable drillers to filter and reuse the produced water in the oil and gas industry, in agriculture, and other beneficial uses. The team is back in the lab to find a fix. Shamlou, Elmira & Vidic, Radisav & Khanna, Vikas.
Bitumen production from the Canadian oil sands provides a point of reference that could be used to observe and better manage the land and water impacts of a rapid transition to unconventional fuels, suggests Dr. Sarah Jordaan of the Energy Technology Innovation Policy Research Group, Department of Earth and Planetary Sciences, Harvard University.
A new Pacific Northwest National Laboratory (PNNL) study shows finds that oil from algae grown in outdoor raceway ponds located in the Gulf Coast, the Southeastern Seaboard and the Great Lakes could replace 17% of the United States’ imported oil for transportation. The paper is published in the journal Water Resources Research.
The majority (62%) of the plantations were located on the island of Sumatra, and more than two-thirds (69%) of all industrial plantations were developed for oil palm cultivation, with the remainder mostly being Acacia plantations for paper pulp production. —Miettinen et al. Earlier post.).
Both scientific research and industrial experience have found that bitumen-derived crude oil (i.e., crude from the oil sands) is no more corrosive in transmission pipelines than other crudes, according to Natural Resources Canada (NRC). In the absence of water, the crude oil is noncorrosive. —ASTM G205.
Researchers at the University of Alberta (Canada) have quantified the transformation of the boreal landscape by open-pit oil sands mining in Alberta, Canada to evaluate its effect on carbon storage and sequestration. Oil sands mining and reclamation cause massive loss of peatland and stored carbon. —Rooney et al.
China’s apparent oil demand in October rose 2.9% Despite the year-over-year increase, China’s apparent oil demand in October slipped 2.5% Meanwhile, total apparent oil demand was 9.96 Some of these measures include the loosening of credit controls, and the lifting of the annual summer ban on fishing in China’s waters.
CTI) new HydroFuel water-diesel blend indicates that using 10-20% water-in-oil emulsion (diesel) allows the reduction of fuel consumption by up to 12% and reduces the emission of NO x by 40%, and that of sulfur dioxide and hydrogen sulfide by 50%. Initial testing of Cavitation Technologies, Inc.
Well-to-wheel (WTW) greenhouse gas emissions for in situ SAGD and surface mining pathways generated employing GHOST/TIAX/ GHGenius combination and comparison with SAGD, mining and conventional crude oil literature pathways (all results are on a HHV basis). 74% of WTW emissions in our oil sands pathways. Click to enlarge.
Water consumption intensity of ethanol from corn grain and crop residue and the avoided/displaced water use credits assigned to coproducts: DGS and electricity. In their paper, Mishra and Yeh analyze the lifecycle water requirement consumption and withdrawal requirements of ethanol produced from corn and from crop residue.
The US Geological Survey (USGS) has released a new estimate—based on a new methodology—for potential additions to domestic oil and gas reserves from reserve growth in discovered, conventional accumulations in the United States. These estimates were made using a new assessment methodology developed by the USGS.
Growth of production of Canadian oil sands. The Canadian oil sands are now poised to become the number one source of US crude oil imports in 2010, according to new research from the IHS CERA Canadian Oil Sands Dialogue. The Role of Canadian Oil Sands in US Oil Supply”. Conventional oil uses 0.1
At present, most commercial ocean-going ships use a propeller shaft that is supported by oil-lubricated bearings in the ship’s stern tube. A typical commercial (>1,000 DWT) ocean-going ship’s stern tube contains about 1,500 liters (396 gallons US) of oil. By comparison, the Exxon Valdez oil tanker discharged 41.6
A comparison of estimates of the energy return on investment (EROI) at the wellhead for conventional crude oil, or for crude product prior to refining for oil shale. Oil shale” is shale containing kerogen, a combination of chemical compounds that can be converted into synthetic petroleum. Source: Cleveland and O’Connor.
crop oils and animal fats) to non-ester biofuels—renewable fuels that are pure hydrocarbons indistinguishable from their petroleum counterparts. To overcome these shortcomings, a novel technical approach based on high-temperature water chemistry, known as catalytic hydrothermolysis (CH), has been proposed.
Researchers at the University of Regina, Saskatchewan are proposing a new enhanced heavy oil recovery (EHOR) process: Cyclic Production with Continuous Solvent Injection (CPCSI). A paper on their work is published in the journal Fuel ; the team had earlier presented their work at 2013 SPE Heavy Oil Conference in Calgary in June.
Researchers at the University of Arkansas, with colleagues from Brookhaven National Lab and Argonne National Lab, have found that nanoparticles composed of nickel and iron are more effective and efficient than other more costly materials when used as catalysts in the production of hydrogen fuel through water electrolysis.
Results from a new modeling assessment of contamination in the Athabasca Oil Sands Region (AOSR) suggest that officially reported emissions of polycyclic aromatic hydrocarbons (PAHs) in that region have been greatly underestimated. Accounting for evaporative emissions (e.g., —Parajulee and Wania. Source: Parajulee and Wania.
Pyrolysis bio-oils are produced by the thermal decomposition of biomass by heating in the absence of oxygen at more than 500 °C; fast pyrolysis of biomass is much less expensive than biomass conversion technologies based on gasification or fermentation processes. Solid arrows: Pyrolysis oil is directly passed over the zeolite catalyst.
eutrophication; ET = ecological toxicity; FEC = fossil energy consumption; WU = water use; LO = land occupation; “The rest” includes acidification; smog formation; ozone layer depletion; and human health effects. For gasoline, the study reflects the US context in which crude oil is to a large extent imported and refined domestically.
Biodiesel (fatty acid methyl ester) derived from oleaginous microbes—microalgae, yeast, and bacteria—can effectively displace both petroleum diesel and biodiesel produced from plant oils, according to the findings of a new study by a team from Utah State University. Plant-based oils, commonly used to produce biodiesel (e.g.,
Oil shale is a fine-grained sedimentary rock containing kerogen—a solid organic precursor to oil and gas—from which hydrocarbon gases and liquids (HCs) can be obtained through the application of heat. Mbbl of shale oil from 2.7 More recently, OSEC has proposed using the Petrosix process, another oil shale retorting technology.
Cyclone Power Technologies and its licensee Phoenix Power Group (PPG) have announced positive results of preliminary emissions testing of the combustion system of the Phoenix 10, the first small-scale waste oil power generator. Other noxious particles are incinerated in the long combustion residence of the engine’s cyclonic chamber.
Watson announced that Shell will be allowed to move forward with certain limited preparatory activities on the seafloor for drilling in the Chukchi Sea offshore Alaska; these activities are limited to non-oil-bearing zones of the seabed. During the majority of the season, the wells Shell plans to drill are in ice-fre waters.
Other successful initiatives—highlighted in Ford’s 13th annual Sustainability Report—include reductions in water use, waste-to-landfill and CO 2 emissions as well as improvements in vehicle fuel economy and safety. A total of 37 fabrics now meet the requirements and have been incorporated into Ford vehicles.
The rear motor produces 282 horsepower, in comparison to the two-row European-spec model, which debuted with 201 hp. Buzz is planned for sale in the North American market starting in 2024. Just as with the original Bus, the three-row ID. Buzz has a rear-mounted powerplant as standard. The new electric motor of the ID.
The motor was cooled by engine oil and the PCU was cooled by a dedicated coolant loop. By comparison, a typical mass production hybrid or electric vehicle motor produces between 1.0 The rotor’s ceramic ball bearings were lubricated by high-temperature grease rather than oil, to simplify the. oil circuit and reduce losses.
Siemens Energy will design, supply and commission the electrolysis system consisting of three full arrays of its latest and most powerful line of PEM (proton exchange membrane) electrolysis products including transformers, rectifiers, distributed control system (DCS) plus the equipment to produce demineralized water.
Depletion of fossil energy resources [kg oil-eq.]. Depletion of fresh water reserves [m 3 ]. The Carculator graphically presents these values for all selected vehicles in parallel, for ease of comparison. Depletion of metal resources [kg iron-eq.]. Deterioration of the ozone layer [kg CFC-11-eq.].
Researchers at the Universities of Calgary and Alberta are collaborating on a project for the microbial remediation of oil sands tailings—the waste byproducts of oil sands surface mining that are collected in large manufactured settling basins called tailing ponds. —Golby et al. m below the surface. 18 °C (64.4 °F),
Well-to-wheel GHG estimates for palm hydrotreated renewable diesel (HRD) fuel, with and without direct LUC, and diesel fuel included to enable comparisons. Algae have the potential to produce large volumes of fuel per unit area of production on marginal lands using saline water unsuitable for food crops. Credit: ACS, Vasudevan et al.
A team at the University of Calgary (Canada) has compared the energy intensities and lifecycle GHG emissions of unconventional oils (oil sands and oil shale) alongside shale gas, coal, lignite, wood and conventional oil and gas. This is not the same as crude oil occurring naturally in shales, as in the Bakken.
Comparison of the percent differential for WTW (well-to-wheel) GHGs from gasoline produced from WCSB oil sands using different production processes relative to gasoline produced from reference crudes. The proposed Project is not likely to impact the amount of crude oil produced from the oil sands. Click to enlarge.
Shale oil production generates greenhouse gas emissions at levels similar to conventional crude oil production, according to a pair of new studies released by the US Department of Energy’s Argonne National Laboratory. These are shale formations with low permeability and must be hydraulically fractured to produce oil and gas.
The removal of CO 2 from oceanwater (or other natural waters), or direct ocean capture (DOC), is one method of capturing dispersed CO 2. In comparison to removal of CO 2 from point sources, DAC has the advantage of being location-independent.
Map of the assessment units (AUs) of the CARA is color-coded for mean estimated undiscovered oil. The US Geological Survey (USGS) has completed a geologically-based assessment of the oil and gas resource potential of the Arctic, the Circum-Arctic Resource Appraisal (CARA). Black lines indicate AU boundaries. Source: USGS CARA.
Malo fields are located within 25 miles (40 km) of each other approximately 280 miles (450 km) south of New Orleans, Louisiana, in water depths of 7,000 feet (2,100 m). By comparison, the water depth of BP’s MC252 well (of the Deepwater Horizon disaster) was approximately 5,023 feet (1,522 meters). Click to enlarge.
Promising avenues include weight savings and extension of the cruising range in comparison with battery-powered solutions; fuel cell concepts may represent an attractive option for long-distance hauling, which requires heavy loads and large cruising ranges. Fuel cells are also sensitive to oil admixtures. Water separators.
The KPMG study, “Expect the Unexpected: Building Business Value in a Changing World”, explores issues such as climate change, energy and fuel volatility, water availability and cost and resource availability, as well as population growth spawning new urban centers. Population Growth: The world population is expected to grow to 8.4
Gas chromatography comparison of Conoco fuel and a Conoco-CoolPlanet blend. The output from each catalytic array when cooled is comprised of volatile gases, renewable fuel and water. This excess carbon is highly porous and has beneficial water and nutrient retaining capabilities. Source: Cool Planet. Click to enlarge.
The impact of rising oil prices on North American light tight oil (LTO) production is said to be a “Catch 22”, the title of Joseph Heller’s popular 1961 novel set in WWII. Too many analysts continue to believe drilling and service has the same problem with rising oil prices. by David Yager for Oilprice.com.
Renault’s comparison of the carbon footprint of EV and ICE vehicles over production, operation and end of life. The publication gives the opportunity for an “apples-to-apples” comparison between the environmental impacts of the two types of powertrains: same manufacturer, same model, same boundary conditions. Click to enlarge.
Features of the process include: Feedstock flexible; Fast biomass heat up maximizes liquid yield; Hydroconversion with catalysts produces low-oxygen, low-acidity liquids; Polynuclear aromatic components are not formed; Self-sufficient process requires no supplemental water or hydrogen; and. Property comparison. Heating value.
We organize all of the trending information in your field so you don't have to. Join 5,000+ users and stay up to date on the latest articles your peers are reading.
You know about us, now we want to get to know you!
Let's personalize your content
Let's get even more personalized
We recognize your account from another site in our network, please click 'Send Email' below to continue with verifying your account and setting a password.
Let's personalize your content