Results 31 to 40 of about 17,760,529 (147)
Press‐pack insulated gate bipolar transistor modules (PP‐IGBTs) have been widely used in high‐voltage and high‐power‐density applications, such as high‐voltage direct‐current (HVDC) converters, because of their advantages of low thermal resistance ...
Renkuan Liu +5 more
doaj +1 more source
In this paper, based on the finite element simulation, the short-circuit process of press-pack IGBT modules (PP-IGBT) with various optimized package structures are compared and analyzed, and the effect of package structure design on the short-circuit ...
Wei Lai +11 more
core +1 more source
The Impact of Power Switching Devices on the Thermal Performance of a 10 MW Wind Power NPC Converter
Power semiconductor switching devices play an important role in the performance of high power wind energy generation systems. The state-of-the-art device choices in the wind power application as reported in the industry include IGBT modules, IGBT press ...
Ke Ma, Frede Blaabjerg
doaj +1 more source
PEEK (polyetheretherketone) and N2 are used in the packaging of high‐voltage power electronics as the frame material and insulation gas, respectively. The surface discharge behaviours of PEEK in N2 under positive repetitive square voltage are the main ...
Ye Li +4 more
doaj +1 more source
ABSTRACT To effectively suppress transient overvoltages in HVDC systems, the design and experimental validation of a multi‐module series controllable arrester are presented. The voltage‐limiting performance, series voltage equalisation capability, and robustness under fault conditions in high‐voltage scenarios require further research.
Tai Yang +4 more
wiley +1 more source
Tracking Battery Microstructural Degradation Through Directional Thermal Transport Signatures
In lithium‐ion batteries, heat conduction varies between the through‐plane and in‐plane directions because of the cell's layered structure. Therefore, cell degradation influences thermal conductivity in each direction uniquely due to detailed microstructural and compositional changes.
Mohammad Shoghi Tekmedash +6 more
wiley +1 more source
ABSTRACT Voltage source converter‐high‐voltage direct current (VSC‐HVDC) transmission is a key technology for renewable‐energy integration, regional grid interconnection and passive‐network power supply. This review summarises the development history of VSC‐HVDC, the evolution of converter topologies, its technical advantages and representative ...
Licheng Li +7 more
wiley +1 more source
Condition monitoring of press-pack IGBT devices using deformation detection approach
\ua9 PEMD 2020. All right reserved. Press pack Insulated Gate Bipolar Transistors (PP IGBT) are gaining more attention in HVDC power transmission systems due to their high-power density and high reliability compared with conventional power modules ...
Li G +7 more
core +4 more sources
The direct current (DC) circuit breaker based on semiconductor power devices is one of the critical components in multiterminal flexible high voltage DC transmission technology.
Xin Liu +3 more
doaj +1 more source
ABSTRACT A new‐type power system serves as a critical technical support for the integration of new energy, and its secure and stable operation is of great importance. However, the extensive utilisation of power electronic devices leads to power equipment insulation being subjected to electrical stresses of high‐frequency harmonics, which can easily ...
Shengtao Li +4 more
wiley +1 more source

