Results 11 to 20 of about 8,103,417 (290)

Pressure gain combustion advantage in land-based electric power generation

open access: yesJournal of the Global Power and Propulsion Society, 2017
This article evaluates the improvement in gas turbine combined cycle power plant efficiency and output via pressure gain combustion (PGC). Ideal and real cycle calculations are provided for a rigorous assessment of PGC variants (e.g., detonation and ...
Seyfettin Gulen
doaj   +2 more sources

The Influence of Unsteadiness on the Analysis of Pressure Gain Combustion Devices [PDF]

open access: yes51st AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition, 2013
Pressure gain combustion has been the subject of scientific study for over a century due to its promise of improved thermodynamic efficiency. In many recent application concepts, pressure gain combustion is used as a component in an otherwise continuous, normally steady flow system, such as a gas turbine or ramjet engine.
Daniel E. Paxson, Tom Kaemming
openaire   +2 more sources

Experimental Pressure Gain Analysis of Pulsed Detonation Engine

open access: yesAerospace
A pulsed detonation chamber (PDC) equipped with Hartmann–Sprenger resonators has been designed and tested for both Hydrogen/air and Hydrogen/Oxygen mixtures.
Alina Bogoi   +5 more
doaj   +3 more sources

Investigation of the relationship between combustion efficiency and total pressure gain for RDE

open access: yesCase Studies in Thermal Engineering
Total pressure gain is an important parameter in RDC engineering applications. Many factors affect the total pressure gain, such as the area ratio of the outlet to the inlet (A8/A3.1) and type of fuel.
Yongfen Chen   +5 more
doaj   +3 more sources

Correction: Determining the Pressure Gain of Pressure Gain Combustion

open access: yes2018 Joint Propulsion Conference, 2018
Thomas A. Kaemming, Daniel E. Paxson
openaire   +2 more sources

Active Valve Resonant Pulse Combustor for Pressure Gain Combustion Applications

open access: yesJournal of Propulsion and Power, 2022
This work is an experimental demonstration of a novel resonant pulse combustor technology for which sustained pressure gain can be achieved at thermal equilibrium.
Joel C. Lisanti   +3 more
semanticscholar   +1 more source

Research on the influence of prenatal exercises on anthropometric and vascular parameters in pregnant women [PDF]

open access: yesSrpski Arhiv za Celokupno Lekarstvo, 2022
Introduction/Objective. The frequency of a sedentary lifestyle during pregnancy increases. This contributes to gestational weight gain and has a negative impact on health.
Bojanić Vlatka   +3 more
doaj   +1 more source

Gain-induced oscillations in blood pressure [PDF]

open access: yesJournal of Mathematical Biology, 1998
"Mayer waves" are long-period (6 to 12 seconds) oscillations in arterial blood pressure, which have been observed and studied for more than 100 years in the cardiovascular system of humans and other mammals. A mathematical model of the human cardiovascular system is presented, incorporating parameters relevantto the onset of Mayer waves.
Abbiw-Jackson, Roselyn M.   +1 more
openaire   +3 more sources

Weight Gain–Induced Blood Pressure Elevation [PDF]

open access: yesHypertension, 2000
Abstract —This study was conducted to evaluate the mechanisms in weight gain–induced blood pressure (BP) elevation focusing, in particular, on the contributions of sympathetic nervous system activity, fasting plasma insulin, and leptin to BP levels. The study design was longitudinal with a cohort of 1897 men.
K, Masuo   +3 more
openaire   +2 more sources

The effect of blood pressure pulsatility on the baroreflex gain [PDF]

open access: yes2016 27th Irish Signals and Systems Conference (ISSC), 2016
This paper makes a connection between blood pressure pulsatility and baroreflex gain in human subjects. While baroreflex gain may be difficult to examine, low frequency oscillations found in human blood pressure can be used as a surrogate coarse measurement of the baroreflex gain.
Loughman, Meabh   +2 more
openaire   +2 more sources

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