Results 61 to 70 of about 2,213,037 (292)

Oil quality in diesel engines with on line oil cleaning using a heated lubricating oil recycler [PDF]

open access: yes, 2000
A method of cleaning the oil on line was investigatedusing a bypass fine particulate filter followed by an infra red heater to remove water and light diesel fractions in the oil.
Andrews, Gordon   +6 more
core  

Heterogeneous reactions of particulate matter-bound PAHs and NPAHs with NO3/N2O5, OH radicals, and O3 under simulated long-range atmospheric transport conditions: reactivity and mutagenicity. [PDF]

open access: yes, 2014
The heterogeneous reactions of ambient particulate matter (PM)-bound polycyclic aromatic hydrocarbons (PAHs) and nitro-PAHs (NPAHs) with NO3/N2O5, OH radicals, and O3 were studied in a laboratory photochemical chamber. Ambient PM2.5 and PM10 samples were
Arey, Janet   +8 more
core   +2 more sources

Beyond the Reports: Cultural Pressures, Unheard Voices and the Climate Accountability Gap in Oil and Gas Sector Governance

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Environmental governance in Nigeria's oil and gas sector remains central to global climate justice debates, yet persistent accountability failures continue to undermine meaningful environmental and social outcomes. Despite extensive regulatory frameworks, accountability in resource‐dependent contexts is frequently reduced to formal reporting ...
Hammed Afolabi   +2 more
wiley   +1 more source

Development and testing of a soot particle concentration estimator using Lagrangian post-processing

open access: yesEngineering Applications of Computational Fluid Mechanics, 2018
Soot emissions from combustion devices are known to have harmful effects on the environment and human health. As the transportation industry continues to expand, the development of techniques to reduce soot emissions remains a significant goal of ...
Raymond Alexander   +3 more
doaj   +1 more source

Potential of using OMEx as substitute of diesel in the dual-fuel combustion mode to reduce the global CO2 emissions

open access: yesTransportation Engineering, 2020
To achieve the targets of extreme low emissions values for the transport sector, several technologies emerged in the last few years. In this sense, advanced combustion modes as the dual-fuel low temperature combustion showed great advantages in terms of ...
Jesús Benajes   +3 more
doaj   +1 more source

Emission of carbon clusters from sooting plasma [PDF]

open access: yesThe European Physical Journal Applied Physics, 1999
A hollow cathode source with a specially designed cusp magnetic field B z ( r,θ ) provides clustering environment to the sputtered carbon atoms and ions. Source's distinctive features are its sooting properties that depend upon the two well-defined regions within the discharge.
openaire   +1 more source

Development of a vehicle robotic driver with intelligent control system modelling for automated standard driving-cycle tests [PDF]

open access: yes, 2019
New road vehicles are required to undergo several specific tests to meet the requirement set by governing bodies in various markets. These tests are often carried out over specific driving-cycles.
Mohammed Mahdi, Ammar Abdo
core  

Functionalized Organic Lithium Salt Enables Flexible Solid‐State Electrolytes With Dual‐Ion Channels for Safe Li Metal Batteries

open access: yesCarbon Energy, EarlyView.
Here, we design a flexible and non‐flammable solid‐state electrolyte with hierarchical dual‐ion conductive channels. The engineered electrolyte combines continuous organic conductive‐phase pathways for fast bulk Li+ transport and dynamic polymer networks for interfacial ion hopping, achieving unprecedented room temperature conductivity (> 1 mS cm−1 ...
Yijing Liu   +7 more
wiley   +1 more source

Biodiesel and biokerosenes : production, characterization, soot & pah emissions

open access: yes, 2022
Targeting the consolidation of the work from the author’s research group on biofuels, this PhD thesis is focused on developing the necessary techniques to continue with the group’s research. In this thesis the production of FAME from different non-edible sources of oils and fats: camelina, castor oil, jojoba, linseed, waste frying oil and animal fat ...
openaire   +2 more sources

Global and Detailed Calculation of Tube Wall Temperature in a Process Furnace Steam Superheater

open access: yesChemie Ingenieur Technik, EarlyView.
This study presents a comparison between an iterative global model and multiple approaches to a new non‐iterative model with the purpose of predicting tube wall temperature of a superheater. The results show that the non‐iterative method achieves sufficient accuracy while improving the prediction of local temperature distribution and better ...
Anežka Michálková, Zdeněk Jegla
wiley   +1 more source

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