Results 1 to 10 of about 70,736 (215)

The Effect of Public-Based Exercise Program Based on Exercise Frequency on the Metabolic Syndrome in Adult Women [PDF]

open access: yesThe Asian Journal of Kinesiology, 2021
OBJECTIVES The purpose of this study was to examine the difference in risk factors of the metabolic syndrome according to exercise frequency in adult women who participated in the 12-week exercise program and cut-off value of exercise participation rate ...
Byeong-mi Park   +3 more
doaj   +1 more source

Position Identification Method of Isolation Switch for Prosumer Substation Based on Intelligent Image Recognition Technology

open access: yesFrontiers in Energy Research, 2022
To improve the intelligence and automation for adapting to the development of prosumer substations, this paper proposes an isolation switch opening and closing position discrimination method based on intelligent image recognition technology.
Bozhong Wang   +14 more
doaj   +1 more source

Screening a newly developed common bean germplasm with improved resistance to ashy stem blight in multiple environments

open access: yesFrontiers in Plant Science, 2022
Ashy stem blight (ASB) caused by the necrotrophic fungus Macrophomina phaseolina (Tassi) Goidanich is an important disease in common bean (Phaseolus vulgaris L.) in the Americas and worldwide.
Diego M. Viteri   +1 more
doaj   +1 more source

Identification of a QTL region for ashy stem blight resistance using genome-wide association and linage analysis in common bean recombinant inbred lines derived from BAT 477 and NY6020-4

open access: yesFrontiers in Plant Science, 2022
Ashy stem blight (ASB), caused by the fungus Macrophomina phaseolina (Tassi) Goidanich is an important disease of the common bean (Phaseolus vulgaris L.).
Diego M. Viteri   +3 more
doaj   +1 more source

Timely Application of Four Insecticides to Control Corn Earworm and Fall Armyworm Larvae in Sweet Corn

open access: yesInsects, 2022
Insecticide sprays are a common practice to control corn earworm, Helicoverpa zea (Boddie), and fall armyworm, Spodoptera frugiperda (J. E. Smith) (Lepidoptera: Noctuidae), in corn (Zea mays L.) at reproductive stages. Our objectives were to determine (1)
Diego M. Viteri   +1 more
doaj   +1 more source

On Approaching Relevant Cost-Effective Sustainable Maintenance of Mineral Oil-Filled Electrical Transformers

open access: yesEnergies, 2021
Fire and explosion accidents of oil-filled electrical transformers are leading to negative impacts, not only on the delivery of energy, but also on workplace health and safety as well as the surrounding environment.
Ramsey Jadim   +5 more
doaj   +1 more source

Decentralized Model-Reference Adaptive Control Based Algorithm for Power Systems Inter-Area Oscillation Damping

open access: yesEnergies, 2022
Being the primary cause of inter-area oscillations and due to the fact that they limit the generation’s output, Low-Frequency Electromechanical Oscillations (LFEOs) represent a real threat to power system networks.
Tswa-wen Pierre-Patrick Banga-Banga   +2 more
doaj   +1 more source

Power System Rotor Angle Stability Enhancement Using Lyapunov-Based Trajectory Tracking Controller and Model Reference Adaptive Control

open access: yesEnergies, 2022
It is vital that the synchronous generator rotor angle be kept stable to avoid disastrous consequences such as the loss of synchronism amongst generators within a power system network. Once it is unstable, the time that is taken to remedy this is advised
Tswa-wen Pierre-Patrick Banga-Banga   +2 more
doaj   +1 more source

Formation and influence analysis of electrolytic corrosion products on insulator surface

open access: yesHigh Voltage, 2021
Nowadays, end fitting corrosion reduces the mechanical strength and flashover voltage of insulators, forming a huge threat to high‐voltage direct current transmission lines.
Bin Cao   +7 more
doaj   +1 more source

Micro-seismic monitoring substation based on precision clock synchronization technology

open access: yesMeikuang Anquan, 2021
A micro-seismic monitoring substation based on precision clock (PTP) synchronization technology was developed. This article introduces the software and hardware design of substation and the principle and implementation of precision clock synchronization
AN Sai
doaj   +1 more source

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