Open-circuit and short-circuit loss management in wide-gap perovskite p-i-n solar cells. [PDF]
Nat Commun, 2023 A mismatch between quasi-Fermi level splitting and open-circuit voltage is detrimental to wide bandgap perovskite pin solar cells. Here, through theoretical and experimental approaches, the authors optimize n- and p-type interfaces to achieve open ...
Caprioglio P +17 more
europepmc +2 more sources
Internal short circuit detection in Li-ion batteries using supervised machine learning. [PDF]
Sci Rep, 2020 With the proliferation of Li-ion batteries in smart phones, safety is the main concern and an on-line detection of battery faults is much wanting. Internal short circuit is a very critical issue that is often ascribed to be a cause of many accidents ...
Naha A +9 more
europepmc +2 more sources
Research on the Short-Circuit Characteristics of Trench-Type SiC Power MOSFETs Under Single and Repetitive Pulse Strikes [PDF]
MicromachinesThis paper investigates the short-circuit characteristics of 1.2 kV symmetrical and asymmetrical trench-gate SiC MOSFETs. Based on the self-designed short-circuit test platform, single and repetitive short-circuit tests were carried out to characterize ...
Li Liu +4 more
doaj +2 more sources
Fast lithium growth and short circuit induced by localized-temperature hotspots in lithium batteries. [PDF]
Nat Commun, 2019 Fast-charging and high-energy-density batteries pose significant safety concerns due to high rates of heat generation. Understanding how localized high temperatures affect the battery is critical but remains challenging, mainly due to the difficulty of ...
Zhu Y +14 more
europepmc +2 more sources
Short- circuit tests of circuit breakers [PDF]
, 2015 This paper deals with short-circuit tests of low voltage electrical devices. In the first part of this paper, there are described basic types of short- circuit tests and their principles.
Chorovský, P.
core +2 more sources
Impedance-Based Short Circuit—Short Circuit Fault Location Method in Coaxial Cables
IEEE Access, 2023 The paper presents the results of the assessment and verification of a non-destructive method of fault location in coaxial cables with a local weakening of insulation.
Aneta Bugajska, Tomasz Desaniuk
doaj +1 more source
Short circuit transient power analysis of hybrid intrinsically safe circuit
Gong-kuang zidonghua, 2023 Currently, research on the intrinsically safe features of intrinsically safe circuits mostly relies on the IEC spark experimental device as the experimental platform.
NIE Honglin +6 more
doaj +1 more source
Power Electronic Devices and Components, 2023 The safe operating area is an operating area with high reliability for SiC MOSFET, and its degradation may cause power electronic system failure. The safe-operating-area degradation and the failure modes of 1200 V/66A SiC MOSFET caused by repetitive ...
Ziyang Zhang, Lin Liang, Haoyang Fei
doaj +1 more source
A Comprehensive Short-Circuit Protection Scheme for Series-Connected SiC MOSFETs
IEEE Open Journal of Power Electronics, 2022 Series connection of devices is an effective way to achieve higher blocking voltage. SiC MOSFETs exhibit narrow short-circuit withstand time and generally much lower short-circuit robustness than silicon IGBTs.
Chunhui Liu +5 more
doaj +1 more source
A short circuit current evaluation method based on the branch fault current of the circuit breaker
Zhejiang dianli, 2023 With the rapid load growth and the increasing density of power grids， the overrun short-circuit current becomes increasingly aggravated. To accurately assess the short-circuit current level of the system is crucial to ensure the safe and stable operation
DONG Wei +5 more
doaj +1 more source