Results 171 to 180 of about 150,904 (350)

Quantitative Structure–Property Relationship for High Flash Point of Ester Oil Molecules and Its Experimental Verification

open access: yesHigh Voltage, EarlyView.
ABSTRACT With the increasing voltage of ester oil‐filled transformers and their application in offshore wind power, developing high‐performance, fire‐resistant esters is crucial for enhancing transformer safety. Flash point, a key indicator of fire‐resistant performance for esters, is directly related to the molecular structures.
Jingwen Zhang   +4 more
wiley   +1 more source

Comprehensive Design and Experimental Validation of 30 kV Ultra‐Fast Flexible Controllable Arresters for HVDC Systems

open access: yesHigh Voltage, EarlyView.
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

Environmental Impact of Silicic Magmatism in Large Igneous Province Events

open access: yesGeophysical Monograph Series, Page 133-151., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Scott E. Bryan
wiley  

+2 more sources

Effect of Cross-Linking on the Electrical Properties of LDPE and its Lightning Impulse Ageing Characteristics

open access: yes, 2011
Cross-linked polyethylene (XLPE) is commonly used within high voltage cable insulation. It has improved thermal and mechanical resistance compared to normal low density polyethylene (LDPE).
Dao, N L, Swingler, S G, Lewin, P L
core  

Heatwaves enable wildfire activity in the western United States. [PDF]

open access: yesSci Adv
Kalashnikov DA   +7 more
europepmc   +1 more source

T.A.R.R. Workshop -- Richard Lightning oral report

open access: yes, 1974
5 p. transcript of an oral report given by Richard Lightning at a workshop on April 10-11, 1974. Tape number IH-342B.1, transcript disc 68.The speaker tells of the difficulties he has encountered in meeting with other Indians to discuss violations of ...
Lightning, Richard
core  

Application Status and Development Trends of DC Ice‐Melting Devices in China's Power Grid

open access: yesIET Smart Energy Systems, EarlyView.
This paper summarises the development history and engineering application status of DC ice‐melting devices (DCIMD) in China, analyses the principles, advantages, disadvantages and adaptability of mainstream topologies and discusses the key problems and corresponding improvement directions.
Ming Lei   +6 more
wiley   +1 more source

Comparison between global models and measurements of trace gases during TROCCINOX

open access: yes, 2004
Airborne trace gas measurements carried out over southern Brazil during TROCCINOX-1 with the Falcon aircraft are compared to results from three global models: ECHAM, MATCH and TM4.
Kurz, Christian   +3 more
core  

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