Results 21 to 30 of about 18,677,251 (287)

Oil displacement efficiency based on different well pattern adjustment simulation in high water cut reservoirs [PDF]

open access: yesYouqicang pingjia yu kaifa, 2023
The adjustment of the flow field proves to be an effective way for enhancing the recovery of remaining oil during the high water cut development stage in a water-flooding oilfield.
YANG Bing   +7 more
doaj   +2 more sources

INCREASING THE EFFICIENCY OF WELL SELECTIVE ACID TREATMENT BY APPLYING PRECISION HYDRO-SAND BLASTING

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2021
The relevance of the study is caused by the need to ensure the point distribution of acid solution during acid treatment of the bottomhole zone of the production well.
Marat Ya. Khabibullin, Gani G. Gilaev
doaj   +1 more source

Beyond Well-Being: The Assessment of the Energy Renovation in Latvia by the Residents

open access: yesEnvironmental and Climate Technologies, 2023
Multi-family building renovation represents a key policy area at the same time, predominantly affects the daily life of residents. The paper tackles the energy renovations of multi-family buildings in Latvia.
Gončarovs Kirils, Jegiazarjana Karine
doaj   +1 more source

Comprehensive assessment of hydraulic fracturing technology efficiency for well construction during hydrocarbon production

open access: yesЗаписки Горного института, 2022
The oil and gas industry has been an integral and fundamental sector of the Russian economy for the past few years. The main problems of this industry have traditionally been the deteriorating structure of oil reserves; depreciation of main assets ...
Igor I. Bosikov   +2 more
doaj   +1 more source

Boosting Photovoltaic Efficiency in Double Quantum Well Intermediate Band-Solar Cells through Impurity Positioning

open access: yesEnergies, 2023
The photovoltaic conversion efficiency of a single-intermediate band solar cell that incorporates a double quantum well structure consisting of GaAs/InAs/GaAs/InAs/GaAs embedded in the intrinsic region of conventional p-i-n structure is analyzed.
Angel E. Obispo   +2 more
doaj   +1 more source

Improvement of Steam Injection Efficiency in Horizontal Well with the Semi-Analytical Model: A Case Study of Liaohe Oilfield Steam Injection Well

open access: yesGeofluids, 2022
As China’s largest heavy oil field, Liaohe oilfield encounters many problems after long-term thermal recovery, including high water percentage at early production stage, steam channelling and water cresting.
He Zhang, Xiaofeng Zhou, Ao Zhang
doaj   +1 more source

Energy Efficiency Board 2020 programs and operations report.

open access: yes, 2021
Annual; Began with 2010; ceased with 2011.; At head of title: Connecticut Energy Efficiency ...
Connecticut. Energy Efficiency Board.
core   +1 more source

The Well-of-the-Well system: an efficient approach to improve embryo development

open access: yesReproductive BioMedicine Online, 2008
Transfer of human embryos at the blastocyst stage may offer considerable benefits including an increased implantation rate and a decreased risk of multiple pregnancies; however, blastocyst culture requires an efficient and reliable in-vitro embryo culture system.
Vajta, Gabor.   +6 more
openaire   +3 more sources

Process Efficiency in Wellness Sector

open access: yesUshus - Journal of Business Management, 2005
The 'Wellness Sector' is an emerging sector in India. This concept is catching up the world over as this sector focuses on the maintenance of health rather than cure. The trauma involved in cure, high escalating costs and the shrinking size of families makes Wellness a better option than cure. India is known amongst westerners for its ancient ...
T V Raju, Satya S
openaire   +2 more sources

Improvement of the efficiency of horizontal wells

open access: yesIOP Conference Series: Materials Science and Engineering, 2020
Abstract The research purpose is to identify factors of premature flooding of wells, assess the influence of factors, simulate and compare results obtained with field data. An analysis of the reservoir properties, design and development indicators of horizontal wells showed that only 41% of cases of premature flooding are due to ...
R A Kozikhin   +6 more
openaire   +1 more source

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