Xiangdong Xu

Forskare vid Elkraftteknik

Xiangdong Xu arbetar vid avdelningen för elkraftteknik. Hans forskning fokuserar på utveckling av avancerade elektriska mättekniker för karakterisering av polymera material och digital högspänningsdiagnostik.
Xiangdong är också aktiv inom CIGRE, en verksamhet som är inriktad på forskning och utveckling kring högspänd elektrisk energi, och IEEE genom tekniska studiekommittéer och arbetsgrupper för nästa generations internationella standarder för materialkarakteriseringstekniker och nanokompositmaterialapplikationer.
Han ansvarar för två kurser: DAT460 Förnyelsebar elproduktion och eltransporter och MTT035 Högspänningsteknik.

Källa: chalmers.se
Image of Xiangdong Xu

Visar 55 publikationer

2024

Polymer composition for wire and cable applications with advantageous electrical properties

Amir Masoud Pourrahimi, Per Ola Hagstrand, Thomas Gkourmpis et al
Patent
2023

A Thermal Excitation Based Partial Discharge Detection Method for Cable Accessory

Zerui Li, Kai Zhou, Xiangdong Xu et al
IEEE Transactions on Power Delivery. Vol. 38 (4), p. 2703-2710
Artikel i vetenskaplig tidskrift
2023

Humidity and Temperature Dependences of Resistivities of Various Formulations of Silicone Rubber for HVDC Applications

Olof Hjortstam, Henrik Hillborg, D. Valcarce Alba et al
Annual Report - Conference on Electrical Insulation and Dielectric Phenomena, CEIDP
Paper i proceeding
2023
Open Access icon

Polyethylene Based Ionomers as High Voltage Insulation Materials

Silvia D'Auria, Amir Masoud Pourrahimi, Alessia Favero et al
Advanced Functional Materials. Vol. 33 (36)
Artikel i vetenskaplig tidskrift
Visa projekt
2023
Open Access icon

Electrostatic discharge impacts on the main shaft bearings of wind turbines

Jian Zhao, Xiangdong Xu, Ola Carlson
Wind Energy Science. Vol. 8 (12), p. 1809-1819
Artikel i vetenskaplig tidskrift
Visa projekt
2023

Enabling High-Performance Polypropylene Nanocomposites With Interfacial Deep Traps

Yao Zhou, Yujie Zhu, Chao Yuan et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 30 (1), p. 484-487
Artikel i vetenskaplig tidskrift
2022

Insight Into Space Charge Suppression by Interfacial Deep Traps in Polymer Nanocomposites

Yao Zhou, Yujie Zhu, Chao Yuan et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 29 (6), p. 2402-2404
Artikel i vetenskaplig tidskrift
2022

DC Electrical Trees in Polymer Insulation Inflicted by Rapidly Decreasing Short Circuit Voltage Flanks

Thomas Hammarström, Sarath Kumara, Xiangdong Xu et al
ICD 2022 - IEEE 2022 4th International Conference on Dielectrics, Proceedings, p. 154-157
Paper i proceeding
Visa projekt
2022
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Invariant electrical conductivity upon thermal ageing of a crosslinked copolymer blend for high voltage insulation

Sarath Kumara, Amir Masoud Pourrahimi, Azadeh Soroudi et al
Materials Advances. Vol. 3 (11), p. 4718-4723
Artikel i vetenskaplig tidskrift
2022

Power Cable Diagnostic Review

Xiangdong Xu
Rapport - Energiforsk AB
2022
Open Access icon

Highly insulating thermoplastic nanocomposites based on a polyolefin ternary blend for high-voltage direct current power cables

Azadeh Soroudi, Yingwei Ouyang, Fritjof Nilsson et al
Nanoscale. Vol. 14 (21), p. 7927-7933
Artikel i vetenskaplig tidskrift
2022
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Highly insulating thermoplastic blends comprising a styrenic copolymer for direct-current power cable insulation

Yingwei Ouyang, Amir Masoud Pourrahimi, Ida Östergren et al
High Voltage. Vol. 7 (2), p. 251-259
Artikel i vetenskaplig tidskrift
2021

An ultra-wideband microwave diagnostic method for detecting cracks in polymeric insulators

J. Yin, Runqi Wu, Jian Yang et al
IEEE Transactions on Antennas and Propagation. Vol. 69 (1), p. 457-464
Artikel i vetenskaplig tidskrift
2021

Thermal Aging Effect on Properties of Pure and Doped Nano-TiO2 Cellulose Pressboard

Daosheng Liu, Zhengyang Guo, Jin Ding et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 28 (1), p. 133-141
Artikel i vetenskaplig tidskrift
2021
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Repurposing Poly(3-hexylthiophene) as a Conductivity-Reducing Additive for Polyethylene-Based High-Voltage Insulation

Amir Masoud Pourrahimi, Sarath Kumara, Fabrizio Palmieri et al
Advanced Materials. Vol. 33 (27)
Artikel i vetenskaplig tidskrift
2021
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High-temperature creep resistant ternary blends based on polyethylene and polypropylene for thermoplastic power cable insulation

Yingwei Ouyang, Amir Masoud Pourrahimi, Anja Lund et al
Journal of Polymer Science. Vol. 59 (11), p. 1084-1094
Artikel i vetenskaplig tidskrift
2021

Frequency-Domain Spectroscopy and Charge Trap Characteristics of Cellulose Based Pressboard Modified by Nano-TiO<inf>2</inf>Particles

Daosheng Liu, Xingrong Chen, Zhengyang Guo et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 28 (5), p. 1523-1530
Artikel i vetenskaplig tidskrift
2021

Common mode voltage impact on wind turbine main shaft bearing

Jian Zhao, Xiangdong Xu, Ola Carlson
2021 23rd European Conference on Power Electronics and Applications, EPE 2021 ECCE Europe
Paper i proceeding
2021

DC Electrical Trees in XLPE Induced by Short Circuits

Sarath Kumara, Thomas Hammarström, Xiangdong Xu et al
Annual Report - Conference on Electrical Insulation and Dielectric Phenomena, CEIDP. Vol. 2021-December, p. 275-278
Paper i proceeding
2020
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Electrical Characterization of a New Crosslinked Copolymer Blend for DC Cable Insulation

Sarath Kumara, Xiangdong Xu, Thomas Hammarström et al
Energies. Vol. 13 (6)
Artikel i vetenskaplig tidskrift
Visa projekt
2020
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Recyclable Polyethylene Insulation via Reactive Compounding with a Maleic Anhydride-Grafted Polypropylene

Yingwei Ouyang, Massimiliano Mauri, Amir Masoud Pourrahimi et al
ACS Applied Polymer Materials. Vol. 2 (6), p. 2389-2396
Artikel i vetenskaplig tidskrift
2020
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Lamellae-controlled electrical properties of polyethylene-morphology, oxidation and effects of antioxidant on the DC conductivity

M. Karlsson, Xiangdong Xu, Henrik Hillborg et al
RSC Advances. Vol. 10 (8), p. 4698-4709
Artikel i vetenskaplig tidskrift
2020

Click chemistry-type crosslinking of a low-conductivity polyethylene copolymer ternary blend for power cable insulation

Massimiliano Mauri, Anna Hofmann, Diana Gomez-Heincke et al
Polymer International. Vol. 69 (4), p. 404-412
Artikel i vetenskaplig tidskrift
2020

Comparison of Different Methods for Characterization of DC Conductivity of Insulating Polymers

Sarath Kumara, Xiangdong Xu, Thomas Hammarström et al
Proceedings of the 2020 IEEE 3rd International Conference on Dielectrics, ICD 2020, p. 435-438
Paper i proceeding
Visa projekt
2020
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Non-contact method to reduce contact problems between sample and electrode in dielectric measurements

Jing Hao, Xiangdong Xu, Nathaniel Taylor
High Voltage. Vol. 5 (6), p. 753-761
Artikel i vetenskaplig tidskrift
2019

Space charge behavior in silicone rubber from in-service aged HVDC composite insulators

Chao Yuan, congzhen xie, Licheng Li et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 26 (3), p. 843-850
Artikel i vetenskaplig tidskrift
2019

Optimization of Mass Fraction and Particle Size of TiO2 Additives in Application of HVDC Transformer Insulation

Daosheng Liu, Jing Ye, Xiangdong Xu et al
Proceedings - IEEE International Conference on Dielectric Liquids. Vol. 2019-June
Paper i proceeding
2019

Magnetic Properties and Vibration Characteristics of Amorphous Alloy Strip and Its Combination

Daosheng Liu, Romaric Noubissi, Shihui Wang et al
IET Electric Power Applications. Vol. 13 (10), p. 1589-1597
Artikel i vetenskaplig tidskrift
2019

Investigation on heating aging mechanism of cellulose paper for oil-immersed transformer main insulation

Daosheng Liu, Christopher Garang Deng, Xiangdong Xu et al
Proceedings - IEEE International Conference on Dielectric Liquids. Vol. 2019-June (June)
Paper i proceeding
2019

Suppression Mechanism of TiO<inf>2</inf> for the Partial Discharge of Oil-paper Insulation in Intensive Electric Field

Daosheng Liu, Yajie Wu, Xiangdong Xu et al
Proceedings - IEEE International Conference on Dielectric Liquids. Vol. 2019-June
Paper i proceeding
2019

Online Diagnostic High Voltage Polymeric Outdoor Insulation Using Patch Antenna System

Chong Fan, Jian Yang, Xiangdong Xu
2019 International Symposium on Antennas and Propagation, ISAP 2019 - Proceedings
Paper i proceeding
2019
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Highly structured graphene polyethylene nanocomposites

Karolina Gaska, Roland Kádár, Xiangdong Xu et al
AIP Conference Proceedings. Vol. 2065
Paper i proceeding
Visa projekt
2019
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Online diagnostic ultra-wideband antenna system in high voltage polymeric insulator

J. Yin, Runqi Wu, Jian Yang et al
2019 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, APSURSI 2019 - Proceedings, p. 1725-1726
Paper i proceeding
2018
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Comparisons of Concentrated and Distributed Winding PMSM in MV Power Generation

Jian Zhao, Yujing Liu, Xiangdong Xu
2018 XIII International Conference on Electrical Machines (ICEM), p. 2437-2443
Paper i proceeding
Visa projekt
2018

Precision electric characterization of LDPE specimens made by different manufacturing processes

Xiangdong Xu, Karolina Gaska, Mattias Karlsson et al
2018 IEEE International Conference on High Voltage Engineering and Application (ICHVE)
Paper i proceeding
2018

Partial discharge activity studied by its excess current

Xiangdong Xu
2018 IEEE International Conference on High Voltage Engineering and Application (ICHVE)
Paper i proceeding
2017

DC Conductivity Measurements of LDPE: Influence of Specimen Preparation Method and Polymer Morphology

Mattias Karlsson, Xiangdong Xu, Karolina Gaska et al
25th Nordic Insulation Symposium on Materials, Components and Diagnostics
Paper i proceeding
2017

Robust measurements of electric conductivity in polyethylene based materials: measurement setup, data processing and impact of sample preparation

Xiangdong Xu, Mattias Karlsson, Karolina Gaska et al
25th Nordic Insulation Symposium on Materials, Components and Diagnostics
Paper i proceeding
2017
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Electrical, mechanical, and thermal properties of LDPE graphene nanoplatelets composites produced by means of melt extrusion process

Karolina Gaska, Xiangdong Xu, Stanislaw Gubanski et al
Polymers. Vol. 9 (1), p. 11-
Artikel i vetenskaplig tidskrift
2017

Influence of manufacturing process on electrical properties of LDPE-GnP nanocomposites

Karolina Gaska, Xiangdong Xu, Roland Kádár et al
25th Nordic Insulation Symposium on Materials, Components and Diagnostics
Paper i proceeding
2017

Surface Potential Decay on Material Samples Taken From In-service Aged HVDC Silicone Rubber Composite

Chengyin Yuan, congzhen xie, licheng li et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 24 (1), p. 592-600
Artikel i vetenskaplig tidskrift
2017

Surface Potential Decay on Material Samples Taken From In-service Aged (U) HVDC Silicone Rubber Composite Insulators

yuan chao, congzhen xie, licheng li et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 24 (1), p. 592-600
Artikel i vetenskaplig tidskrift
2016

Dielectric Response Characterization of In-service Aged Sheds of (U) HVDC Silicone Rubber Composite Insulators

Chao Yuan, congzhen xie, licheng li et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 23 (3), p. 1418-1426
Artikel i vetenskaplig tidskrift
2016

Novel electrical properties of extruded LDPE-GnP filled nanocomposites

Xiangdong Xu, Karolina Gaska, Rian Hafiizh Azhari et al
2016 IEEE Nanotechnology Materials and Devices Conference
Paper i proceeding
2016
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Dielectric properties of graphene nanoplatelets filled LDPE

Rian Hafiizh Azhari, Xiangdong Xu, Karolina Gaska et al
5th IEEE International Conference on High Voltage Engineering and Application, ICHVE 2016, Chengdu, China, 19-22 September 2016. Vol. 16, p. A-4-1-
Paper i proceeding
2015

Loss Current Studies of Partial Discharge Activity

Xiangdong Xu, Tord Bengtsson, Thomas Hammarström et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 22 (1), p. 472-481
Artikel i vetenskaplig tidskrift
2015

Study of Partial Discharge Activity by Excess Current

Xiangdong Xu, Tord Bengtsson, Thomas Hammarström et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 22 (5), p. 3028-3036
Artikel i vetenskaplig tidskrift
2015

Spontaneous Partial Discharge Oscillations Studied by Excess Current

Xiangdong Xu, Tord Bengtsson, Jörgen Blennow et al
Annual Report - Conference on Electrical Insulation and Dielectric Phenomena, CEIDP. Vol. 2015-December, p. 55-59
Paper i proceeding
2014

On Excess Current During and After Partial Discharge Activity

Xiangdong Xu, Tord Bengtsson, Jörgen Blennow et al
Conference on Electrical Insulation and Dielectric Phenomena Annual Report - 2014 IEEE Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), Des Moines, IA, p. 27-30
Paper i proceeding
2013

Correction of Geometric Influence in Permittivity Determination

Xiangdong Xu, Tord Bengtsson, Jörgen Blennow et al
23rd Nordic Insulation Symposium (NORD-IS 13), June 9-12, Trondheim, Norway, p. 71-74
Paper i proceeding
2013
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Enhanced accuracy in dielectric response material characterization by air reference method

Xiangdong Xu, Tord Bengtsson, Jörgen Blennow et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 20 (3), p. 913-321
Artikel i vetenskaplig tidskrift
2012

Arbitrary Waveform Impedance Spectroscopy used for Accurate Contact-free Dielectric Characterization

Xiangdong Xu, Tord Bengtsson, Jörgen Blennow et al
2012 International Conference on High Voltage Engineering and Application (ICHVE 2012) (Article number6357019), p. 170-173
Paper i proceeding
2011

Harmonic Limited Test Waveform for Fast AWIS Dielectric Studies

Xiangdong Xu, Tord Bengtsson, Jörgen Blennow et al
22nd Nordic Insulation Symposium (NORDIS 11), June 13-15, Tampere, Finland, p. 199-202
Paper i proceeding

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Visar 11 forskningsprojekt

2022–

GAIA - Grafen Applikation i Industriell Anläggning

Xiangdong Xu Elnät och komponenter
Jinhua Sun Material och tillverkning
VINNOVA

2020–2022

Pluto Conductive

Xiangdong Xu Elnät och komponenter
VINNOVA

2019–2020

VENUS - en ny typ av kromfri beläggning förkromning

Xiangdong Xu Elnät och komponenter
VINNOVA

2018–2020

Analys och förbättring av isolationssystem i elmotorer utsatta för hög switchfrekvens

Xiangdong Xu Elnät och komponenter
Xiaoliang Huang Elmaskiner och kraftelektronik
Yujing Liu Elmaskiner och kraftelektronik
Shafigh Nategh Elmaskiner och kraftelektronik
ABB
Energimyndigheten

1 publikation finns
2018–2020

Analys och förbättring av isolationssystem i elmotorer utsatta för hög switchfrekvens omriktare

Yujing Liu Elmaskiner och kraftelektronik
Xiangdong Xu Elnät och komponenter
ABB
Energimyndigheten

1 publikation finns
2018–2019

Anisotropa egenskaper hos grafen nanokompositer för högspänningsisolering

Xiangdong Xu Elnät och komponenter
VINNOVA

2018–2020

Digital högspänningsdiagnostik

Xiangdong Xu Elnät och komponenter
VINNOVA
ABB

2018–2023

Detektera och motverka lagerström för längre livslängd av huvudaxellager

Ola Carlson Elkraftteknik
Xiangdong Xu Elnät och komponenter
Energimyndigheten

3 publikationer finns
2016–2019

Impact of processing on properties of polymeric materials for HVDC insulation systems

Xiangdong Xu Elnät och komponenter
Stanislaw Gubanski Elnät och komponenter
Chalmers
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