Results 41 to 50 of about 435 (263)

Study on Grounding System of the Metro Vehicles

open access: yes机车电传动, 2020
The function of the grounding system is related to the operation performance of the metro vehicles, so it has special significance to conduct a research.
Mingyuan HAO   +4 more
doaj  

Establishing an Apheresis Medicine Program in a Resource‐Constrained Setting: A 5‐Year Experience From Lagos, Nigeria

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Establishing a comprehensive apheresis medicine program in a resource‐constrained setting presents significant structural, financial, and logistical challenges. Despite the growing clinical importance of apheresis services globally, published experience from sub‐Saharan Africa remains sparse.
Folasade Adelekan‐Popoola   +4 more
wiley   +1 more source

A Novel Approach for Earthing System Design Using Finite Element Method [PDF]

open access: yesJournal of Intelligent Procedures in Electrical Technology, 2017
Protection of equipment, safety of persons and continuity of power supply are the main objectives of the grounding system. For its accurate design, it is essential to determine the potential distribution on the earth surface and the equivalent resistance
Sajad Samadinasab   +2 more
doaj  

Forecasting the Dialysis Burden in Japan: Validation‐Based Projections of Prevalence and Incidence Through 2050

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Japan has one of the highest dialysis prevalence rates worldwide and a shrinking, aging population. Whether dialysis burden has entered a sustained post‐peak phase or whether recent declines partly reflect pandemic‐related disruptions remains uncertain.
Hatice Şahin   +2 more
wiley   +1 more source

Safety assessment of high voltage substation earthing systems with synthetic geotextile membrane

open access: yesJournal of Mechatronics, Electrical Power, and Vehicular Technology, 2019
High voltage substations built within areas prone to vegetation or with unfavourable subgrade conditions are paved with the addition of punched geotextiles and non-conductive synthetic fabrics underneath switchyard surfacing.
Mostafa Nazih
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Incomplete Cross-Bonding in the MV Line. Experience from the Operation of MV Single Cable Lines

open access: yesEnergies, 2020
Cable lines are one of the basic components of power systems. Medium and high voltage cables mainly comprise a metallic sheath, which is concentric to the main core conductor.
Krzysztof Dobrzynski   +4 more
doaj   +1 more source

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

Risk assessment, lightning protection, and earthing system design for photovoltaic power plants: A case study of utility-scale solar farm in Iran

open access: yesSolar Energy Advances
Photovoltaic (PV) systems play a pivotal role in addressing the growing global demand for sustainable and renewable energy sources, offering a crucial solution to mitigate climate change and reduce dependence on fossil fuels. Due to outdoor installation,
Mohammad Parhamfar   +2 more
doaj   +1 more source

Performance of Practical Grounding Systems under High Impulse Conditions

open access: yesEnergies, 2018
This paper investigates the factors affecting the impulse characteristics of purposely built grounding systems. We installed 2 m × 2 m grounding systems in four different sites with different soil resistivity values.
Muhd Shahirad Reffin   +3 more
doaj   +1 more source

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