Results 51 to 60 of about 1,702,447 (202)

Optimal conditions and nitrogen removal performance of aerobic denitrifier Comamonas sp. pw-6 and its bioaugmented application in synthetic domestic wastewater treatment

open access: yesWater Science and Technology
To assess the possibility of using aerobic denitrification (AD) bacteria with high NO2−-N accumulation for nitrogen removal in wastewater treatment, conditional optimization, as well as sole and mixed nitrogen source tests involving AD bacterium ...
Maoxia X. Chen   +6 more
doaj   +1 more source

Evaluating energy recovery potential in Murcia's water supply system [PDF]

open access: yes, 2018
Murcia is the 7th most populated city in Spain. Its water supply system is extensively monitored through a large number of pressure gauges and flow meters.
Castillo Elsitdie, Luis G.   +5 more
core  

The impacts of replacing air bubbles with microspheres for the clarification of algae from low cell-density culture [PDF]

open access: yes, 2014
Dissolved Air Flotation (DAF) is a well-known coagulation–flotation system applied at large scale for microalgae harvesting. Compared to conventional harvesting technologies DAF allows high cell recovery at lower energy demand.
Gonzalez Torres, Andrea   +8 more
core   +1 more source

Application and enlightenment of carbon dioxide flooding in the United States of America

open access: yesPetroleum Exploration and Development, 2015
The application and characteristics of CO2 flooding in the USA were analyzed and summarized. Supporting techniques of CO2 flooding were generalized, and then the enlightenment was expounded for CO2 flooding in China.
Jishun QIN, Haishui HAN, Xiaolei LIU
doaj   +1 more source

Coherence recovery mechanisms in quantum Hall edge states

open access: yes, 2017
The work is motivated by the puzzling results of the recent experiment [S. Tewari et al., Phys. Rev. B 93, 035420 (2016)], where a robust coherence recovery from a certain energy was detected for an electron injected into the quantum Hall edge at the ...
Goremykina, Anna S.   +1 more
core   +1 more source

Quantitative multiparameter prediction of fault-related fractures: a case study of the second member of the Funing Formation in the Jinhu Sag, Subei Basin

open access: yesPetroleum Science, 2018
In this paper, the analysis of faults with different scales and orientations reveals that the distribution of fractures always develops toward a higher degree of similarity with faults, and a method for calculating the multiscale areal fracture density ...
Jing-Shou Liu   +5 more
doaj   +1 more source

A Preliminary Review of the American Recovery and Reinvestment Act’s Clean Energy Package [PDF]

open access: yes
The American Recovery and Reinvestment Act included more than $90 billion in strategic clean energy investments intended to promote job creation and promote deployment of low-carbon technologies.
Aldy, Joseph E.
core  

Effect of mechanical stirring on heat transfer and flow of crude oil in storage tanks under different heating methods

open access: yesCase Studies in Thermal Engineering
Mechanical stirring can promote uniform distribution of crude oil temperature and increase the heating rate, but the effect is different for different heating methods in crude oil storage tank.
Mingyu Lei   +3 more
doaj   +1 more source

Revolution and significance of “Green Energy Transition” in the context of new quality productive forces: A discussion on theoretical understanding of “Energy Triangle”

open access: yesPetroleum Exploration and Development
Considering the demands, situations and trends in respect to global climate change, carbon neutrality and energy transition, the achievements and significance of the global green energy transition and the new energy revolution of China are summarized ...
Caineng ZOU   +4 more
doaj   +1 more source

Sensors for ventilation: Evaluation of indoor air quality sensors measuring volatile organic compounds, RoomVent 2024 [PDF]

open access: yesE3S Web of Conferences
Low-cost sensors measuring volatile organic compounds (VOCs) can be of interest for reducing energy use for ventilation in buildings and maintaining good indoor air quality. However, the accuracy of many of these sensors remains unclear.
Askemar Hanna   +4 more
doaj   +1 more source

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