Results 11 to 20 of about 34,846 (226)

Impedance Modeling Method of Offshore Wind Farm Integration Through MMC-HVDC With MMC Circulation Control

open access: yesZhongguo dianli, 2023
Based on impedance analysis, this paper focuses on the circulation control of a modular multilevel converter (MMC) and conducts in-depth research on the stability impact of offshore wind farm integration based on a permanent magnetic synchronous ...
Shuting YANG   +3 more
doaj   +1 more source

Co-existent Periampullary Adenocarcinoma with Serous Cystadenoma of the Pancreas: Case Report and Review of Literature [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2020
Serous Cystadenoma (SCA) are benign, cystic lesions of the pancreas. They are rarely known to occur in association with other pancreatic conditions which include malignancies like pancreatic neuroendocrine tumour and adenocarcinoma.
JMV Amarjothi   +3 more
doaj   +1 more source

Multi-terminal dc grid overall control with modular multilevel converters

open access: yesЗаписки Горного института, 2020
This paper presents a control philosophy for multiterminal DC grids, which are embedded in the main AC grid. DC transmission lines maintain higher power flow at longer distances compared with AC lines. The voltage losses are also much lower.
Miguel Jiménez Carrizosa   +4 more
doaj   +1 more source

PROFILE OF NEURAL TUBE DEFECT IN RSUD Dr. SOETOMO, 2013-2018

open access: yesJurnal Berkala Epidemiologi, 2022
Background: Congenital abnormalities are structural growth abnormalities that have arisen since the intrauterine life caused by many factors, including genetics, pregnancy nutrition, infection, and social status.
Mohammad Nata Ardiansyah   +3 more
doaj   +1 more source

Influence of Ceramic Particles Reinforcement on some Mechanical Properties of AA 6061 Aluminium Alloy [PDF]

open access: yesEngineering and Technology Journal, 2013
This paper is to investigate the influence of adding 5,10 and 15 weight percentage silicon carbide particles on some mechanical properties of 6061 Aluminium alloy. The composites Al6061/SiC were prepared by stir casting technique.
Jameel Habeeb Ghazi
doaj   +1 more source

Prevalence of Obesity among School Going Adolescents in Urban and Rural Areas of District Meerut, Uttar Pradesh, India [PDF]

open access: yesHealthline, 2020
Introduction : The present century had noticed a rapid transition from undernourished to overweight and obesity. This transition was initially reported in developed countries but now this phenomenon has been noticed in developing countries. Objective:
S. K. Raghav   +5 more
doaj  

A Case Series of Cutaneous Lupus Erythematosus Progressing to Systemic Lupus Erythematosus in a Lightning Phase [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2023
Discoid Lupus Erythematosus (DLE) is a chronic, disfiguring, inflammatory skin disease characterised by erythematous, indurated, well-defined scaly plaques of varying sizes that resolve with atrophy, scarring, and pigmentary changes.
Rajkumar Kannan   +3 more
doaj   +1 more source

Aneurysmal Dermatofibroma: Uncommon Presentation of Common Disease

open access: yesNepal Journal of Dermatology, Venereology & Leprology
Aneurysmal dermatofibroma is an uncommon, benign variant of dermatofibroma due to the slow extravasation of blood. Clinically, it is difficult to differentiate from other vascular occurring lesions like verrucous hemangioma and malignancies like ...
Shraddha Patel   +3 more
doaj   +3 more sources

A Feasible Topology of DC Collection Valve for Long-Distance Offshore Wind Farms and Cost-Effective Analysis

open access: yesZhongguo dianli, 2022
HVDC is a preferred technology for high-power and long-distance offshore wind farms, and the valve plays a pivotal role. Due to the high cost, large footprint and weight of valve, and high construction cost of offshore platform, an evolution is ...
Xiupu LIAO   +6 more
doaj   +1 more source

Myths of MTAS and MMC [PDF]

open access: yesJournal of the Royal Society of Medicine, 2007
As we move ever closer to the start of August, there remains no sign that the MTAS (Medical Training Application Service) debacle will end. In the months since this sorry episode began, doctors have been united in a way never seen before,1 and the common goals of those professionals who have invested so much of themselves in the NHS are becoming ...
Jonathan D, Rohrer   +2 more
openaire   +3 more sources

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