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🔍 johan ugander 📂 Engineering 📄 Peer-Reviewed
Showing 147 results for "johan ugander" in Engineering · Peer-Reviewed
Engineering Peer-Reviewed PDF DOI

Automated Prescreening of Mild Cognitive Impairment Using Shank-Mounted Inertial Sensors Based Gait Biomarkers

Ahsan Shahzad, Aresh Dadlani, Hyeonil Lee, Kiseon Kim · 2022

The mild symptoms in Mild Cognitive Impairment (MCI), a precursor of dementia, often go unnoticed and are assumed as normal aging signs. Such negligence result in late visits which consequently, lead …

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Engineering Peer-Reviewed PDF DOI

Pollution Flashover Voltage of Transmission Line Insulators: Systematic Review of Experimental Works

Ali Ahmed Salem, Kwan Yiew Lau, Wan Rahiman, Zulkurnain Abdul-Malek, Samir Ahmed Al-Gailani, Nabil Mohammed, R. Abd Rahman, Salem Mgammal Al-Ameri · 2022

Over the past decades, extensive experimental-based research works have been carried out to investigate the flashover phenomenon on the performance of polluted transmission line insulators. The critic…

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Engineering Peer-Reviewed PDF DOI

Transient Surface Charge Characteristics of DC-GIL Insulator Under Thermal-Electric Coupled Fields

Xiaolong Li, Songling Han, Mingde Wan, Wen Wang, Zhenxin Geng, Xin Lin · 2022

The insulator in direct current gas-insulated transmission lines (DC-GIL) would suffer discharge risk due to surface charge accumulation under thermal-electric coupled fields. In this paper, the trans…

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Engineering Peer-Reviewed PDF DOI

Multi-Objective Optimization of 400 kV Composite Insulator Corona Ring Design

Benalia M'Hamdi, Youcef Benmahamed, Madjid Teguar, Ibrahim B. M. Taha, Sherif S. M. Ghoneim · 2022

The electric field distribution is one of the main factors governing the long-term reliability of high voltage composite insulators. However, under severe pollution conditions, electric field stresses…

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Engineering Peer-Reviewed PDF DOI

Electrical Energy Prediction of Combined Cycle Power Plant Using Gradient Boosted Generalized Additive Model

Nikhil Pachauri, Chang Wook Ahn · 2022

A combined cycle power plant (CCPP) employs gas and steam turbines to generate 50% more power while utilizing the same fuel as a normal single cycle plant. The performance of a CCPP under full load is…

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Engineering Peer-Reviewed PDF DOI

Medium Voltage Power Switch in Silicon Carbide—A Comparative Study

Przemyslaw Trochimiuk, Rafal Kopacz, Krzysztof Frac, Jacek Rabkowski · 2022

This paper discusses various solutions of energy conversion in medium voltage using power switches in Silicon Carbide (SiC) technology. In particular, a comparative study is focused on four different …

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Engineering Peer-Reviewed PDF DOI

A portable triboelectric spirometer for wireless pulmonary function monitoring.

Qinghao Xu, Yunsheng Fang, Qingshen Jing, Ning Hu, Ke Lin, Yifan Pan, Lin Xu, Haiqi Gao, Ming Yuan, Liang Chu, Yanwen Ma, Yannan Xie, Jun Chen, Lianhui Wang · 2021

Coronavirus disease 2019 (COVID-19) as a severe acute respiratory syndrome infection has spread rapidly across the world since its emergence in 2019 and drastically altered our way of life. Patients w…

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Engineering Peer-Reviewed PDF DOI

Air filtration as a tool for the reduction of viral aerosols.

Nicole Zacharias, Alexandra Haag, Regina Brang-Lamprecht, Jurgen Gebel, Sarah M Essert, Thomas Kistemann, Martin Exner, Nico T Mutters, Steffen Engelhart · 2021

For testing the effectiveness of air purification devices in regard to the reduction of virus-containing aerosols, a test method involving test viruses has been lacking until now. The use of bacteriop…

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Engineering Peer-Reviewed PDF DOI

Automated processing of thermal imaging to detect COVID-19.

Rafael Y Brzezinski, Neta Rabin, Nir Lewis, Racheli Peled, Ariel Kerpel, Avishai M Tsur, Omer Gendelman, Nili Naftali-Shani, Irina Gringauz, Howard Amital, Avshalom Leibowitz, Haim Mayan, Ilan Ben-Zvi, Eyal Heller, Liran Shechtman, Ori Rogowski, Shani Shenhar-Tsarfaty, Eli Konen, Edith M Marom, Avinoah Ironi, Galia Rahav, Yair Zimmer, Ehud Grossman, Zehava Ovadia-Blechman, Jonathan Leor, Oshrit Hoffer · 2021

Rapid and sensitive screening tools for SARS-CoV-2 infection are essential to limit the spread of COVID-19 and to properly allocate national resources. Here, we developed a new point-of-care, non-cont…

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Engineering Peer-Reviewed PDF DOI

Analysis of 0–9 kHz Current Harmonics in a Three-Phase Power Converter Under Unbalanced-Load Conditions

Arash Moradi, Jalil Yaghoobi, Firuz Zare, Dinesh Kumar · 2021

The unbalanced condition of typical loads in industrial networks could affect the current harmonics across the dc-link in Adjustable Speed Drives (ASDs). These current harmonics could pass through the…

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Engineering Peer-Reviewed PDF DOI

An AI-based radiomics nomogram for disease prognosis in patients with COVID-19 pneumonia using initial CT images and clinical indicators.

Mudan Zhang, Xianchun Zeng, Chencui Huang, Jun Liu, Xinfeng Liu, Xingzhi Xie, Rongpin Wang · 2021

This study utilized a comprehensive nomogram to evaluate the prognosis of patients with COVID-19 pneumonia. COVID-19 pneumonia data was divided into training set (256 of 321, 80%), internal validation…

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Engineering Peer-Reviewed PDF DOI

Values for victims and vectors of disease.

Elsa Kugelberg · 2021

John and Curran have convincingly shown that Scanlonian contractualism is a valuable resource for evaluating pandemic response policies, and that we should reject cost-benefit analysis in favour of a …

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Engineering Peer-Reviewed PDF DOI

Prediction of post-vaccination Guillain-Barré syndrome using data from a passive surveillance system.

Chongliang Luo, Ying Jiang, Jingcheng Du, Jiayi Tong, Jing Huang, Vincent Lo Re, Susan S Ellenberg, Gregory A Poland, Cui Tao, Yong Chen · 2021

Severe adverse events (AEs), such as Guillain-Barré syndrome (GBS) occur rarely after influenza vaccination. We identify highly associated AEs with GBS and develop prediction models for GBS using the …

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Engineering Peer-Reviewed PDF DOI

Modelling Internet of things (IoT)-driven global sustainability in multi-tier agri-food supply chain under natural epidemic outbreaks.

Sanjeev Yadav, Sunil Luthra, Dixit Garg · 2021

Epidemic outbreak (COVID-19, SARS-CoV-2) is an exceptional scenario of agri-food supply chain (AFSC) risk at the globalised level which is characterised by logistics' network breakdown (ripple effects…

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Engineering Peer-Reviewed PDF DOI

[The competence of health authorities to take restrict measures on rights in a situation of health crisis].

Joaquin Sarrion Esteve · 2020

We carry out a brief analysis of the constitutional grounds on health protection (arts. 43 in connection with 15 of the Spanish Constitution [CE]), in the sense that we don't need to consider exogenou…

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Engineering Peer-Reviewed PDF DOI

Personal Protective Equipment: A Pandora's Box.

Gopal Chawla, Nupur Abrol, Kamna Kakkar · 2020

Countries all over the world writhing under the wrath of coronavirus face not only the challenge of protecting their population but the tougher challenge of protecting their healthcare workers (HCWs) …

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Engineering Peer-Reviewed PDF DOI

Exploring the Dynamic Voltage Signature of Renewable Rich Weak Power System

Saeed Alzahrani, Rakibuzzaman Shah, Nadarajah Mithulananthan · 2020

Large-scale renewable energy-based power plants are becoming attractive technically and economically for generation mix around the world. Nevertheless, network operation has significantly changed due …

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Engineering Peer-Reviewed PDF DOI

Demand-Side Power Paradigm-Oriented Analysis of Reactive Electric Spring Stabilization Capabilities

Giuseppe Buja, Stefano Giacomuzzi, Qingsong Wang, Manuele Bertoluzzo · 2020

Electric Spring (ES) technique is a user-level solution developed to stabilize the supply voltage of a user under variations of the grid voltage. This paper analyzes the stabilization capabilities of …

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Engineering Peer-Reviewed PDF DOI

A Study on the Elimination of Thermal Reflections

Ganbayar Batchuluun, Hyo Sik Yoon, Dat Tien Nguyen, Tuyen Danh Pham, Kang Ryoung Park · 2019

Recently, thermal cameras have been used in various surveillance and monitoring systems. In particular, in camera-based surveillance systems, algorithms are being developed for detecting and recognizi…

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Engineering Peer-Reviewed PDF DOI

A Novel Control Method to Improve Current Regulation and Harmonics in Navigation Dimming Power Supply

Zhang Sun, Fan Wu, Weidong Jin, Jun Wang, Yunpu Wu, Xunbing Wu, Zhongjun Wei · 2019

Regulating the output current and reducing the harmonic distortion are key control problems in the airport navigation dimming power supply (DPS). In this study, a new method which could dynamically ad…

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