Results 21 to 30 of about 1,035,402 (289)

Hydrogen sulfide occurrence states in China's coal seams

open access: yesEnergy Exploration & Exploitation, 2022
The occurrence states of hydrogen sulfide in coal seams are crucial in preventing and controlling hydrogen sulfide emission in coal mines and the safe development of coal bed methane.
Shengbo Yang   +7 more
doaj   +1 more source

INCREASING THE EFFICIENCY OF HYDROGEN PRODUCTION TECHNOLOGY BY USING A REGENERATION CIRCUIT WITH A ROTARY-PISTON EXPANDER MACHINE

open access: yesАвіаційно-космічна техніка та технологія, 2020
The article discusses a promising technology for the production and safe accumulation of hydrogen from the Black Sea hydrogen sulfide, which includes the following processes: production of hydrogen sulfide from the depths of the Black Sea; separation of ...
Михайло Романович Ткач   +3 more
doaj   +1 more source

Numerical Simulation of Hydrogen Sulfide Distribution in the Grille Machine Room of Sewage Treatment Plant

open access: yesJournal of Harbin University of Science and Technology, 2023
Aiming at the problem of hydrogen sulfide pollution in the grille machine room and the poisoning death of operators caused by hydrogen sulfide, by changing the wind direction, room temperature, ventilation mode and other influencing factors, the ...
HAN Tianchan   +4 more
doaj   +1 more source

Analysis and Evaluation of Hydrogen Sulfide Interception in Multi-row Cluster Drilling Area

open access: yesMeikuang Anquan, 2020
In view of the problem of the large amount of hydrogen sulfide emitted during coal cutting in the stoping face, the working face is designed and constructed with multi-row cluster drilling and alkali injection for interception, and appropriate lead ...
GAO Hong
doaj   +1 more source

H2S-based fluorescent imaging for pathophysiological processes

open access: yesFrontiers in Chemistry, 2023
Hydrogen sulfide (H2S), as an important endogenous signaling molecule, plays a vital role in many physiological processes. The abnormal behaviors of hydrogen sulfide in organisms may lead to various pathophysiological processes. Monitoring the changes in
Tong-Tong Jia   +4 more
doaj   +1 more source

Study of the Ventilation Effect to Reducing the Corrosion of the Main Concrete Sewer Collector line in the Vicinity of Dropshaft Manhole [PDF]

open access: yesعلوم و مهندسی آب و فاضلاب, 2021
Corrosion is one of the major problems in utilizing sewage networks. In some points of wastewater networks, such as drop shafts, the corrosion intensity due to hydrogen sulfide gas accumulation is significant.
Alireza Roodbarani   +3 more
doaj   +1 more source

On the chemical biology of the nitrite/sulfide interaction [PDF]

open access: yes, 2015
The authors are grateful to the Susanne-Bunnenberg-Stiftung of the Düsseldorf Heart Center (to MK), the COST action BM1005 (European Network on Gasotransmitters), and the Faculty of Medicine, University of Southampton (to MF) for financial support ...
Fernandez, B.O.   +4 more
core   +1 more source

Study of corrosion-resistant steels in hydrogen sulfide-containing environments of oil and gas fields [PDF]

open access: yesE3S Web of Conferences
Hydrogen sulfide corrosion cracking of steel occurs in deposits containing corrosive components - hydrogen sulfide and carbon dioxide (carbon dioxide). The mechanism of corrosion cracking of steel in hydrogen sulfide-containing environments of corrosive ...
Ivanova Tatyana
doaj   +1 more source

Solutions to a combined problem of excessive hydrogen sulfide in biogas and struvite scaling [PDF]

open access: yes, 2005
The Woodman Point Wastewater Treatment Plant (WWTP) in Western Australia has experienced two seperate problems causing avoidable maintenance costs: the build-up of massive struvite (MgNH4PO4′ 6H2O) scaling downstream of the anaerobic digester and the ...
P. Spencer   +9 more
core   +1 more source

Caenorhabditis elegans HIF-1 Is Broadly Required for Survival in Hydrogen Sulfide

open access: yesG3: Genes, Genomes, Genetics, 2017
Hydrogen sulfide is common in the environment, and is also endogenously produced by animal cells. Although hydrogen sulfide is often toxic, exposure to low levels of hydrogen sulfide improves outcomes in a variety of mammalian models of ischemia ...
Irini Topalidou, Dana L. Miller
doaj   +1 more source

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