Results 51 to 60 of about 636,917 (348)

Alaska Energy Statistics 1960-2011 Final Report [PDF]

open access: yes, 2013
This twenty-sixth edition of the Alaska Energy Statistics reconciles energy data from public sources and makes that data more easily available to the public and stakeholders.
Fay, Ginny   +2 more
core  

Ideal Molecular Sieving with a Dense MOF for Helium Upgrading with Highly Diffusion Selective Mixed Matrix Membranes

open access: yesAdvanced Functional Materials, EarlyView.
The separation of Helium gas from natural gas is challenging but highly important. MIL‐116(Ga), a “non‐porous” metal–organic framework is used as a molecular sieve to separate He from CH4. Druse‐like MIL‐116(Ga) particles are integrated into polysulfone mixed matrix membranes.
Ayisha Komal   +10 more
wiley   +1 more source

A siting and sizing method for grid-forming converters based on gSCR and IMR

open access: yesZhejiang dianli
With the increasing penetration of renewable energy in power systems, the integration of conventional grid-following (GFL) converters into power systems with a high share of renewables poses a risk of small-signal instability.
SHI Ziyi   +5 more
doaj   +1 more source

Research on discharge phenomenon caused by cross‐adsorption of linear insulating fibre and metal dust under DC voltage

open access: yesHigh Voltage, 2022
A large amount of metal dust is often generated during production and operation of Gas Insulated Switchgear/Gas‐Insulated Transmission Line, and insulating fibres are very easy to mix in during assembly.
Ruixue Liang   +4 more
doaj   +1 more source

Dual‐Mode Film Based on Highly Scattering Nanofibers and Upcycled Chips‐Bags for Year‐Round Thermal Management

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent radiative cooling devices, adaptable to various weather conditions, have the potential for year‐round energy savings. This study introduces a sustainable dual‐mode film made from polycaprolactone nanofibers and upcycled chip bags for effective thermal management.
Qimeng Song   +4 more
wiley   +1 more source

Corona characteristics of conductor with TiO(2) hydrophilic film subjected to DC high voltage

open access: yesThe Journal of Engineering, 2019
Water drops on the surface of conductors influence the ambient electric fields and decrease corona inception voltage. A conductor coated with TiO(2) film was developed to prevent effects of droplets.
Xingming Bian   +6 more
doaj   +1 more source

Research on transient stability control method for LCC‐HVDC receiving‐end system based on the gradient of dynamic energy

open access: yesIET Generation, Transmission & Distribution, 2022
A new transient stability control strategy for the Line‐Commutated‐Converter based High‐Voltage‐Direct‐Current (LCC‐HVDC) receiving‐end system based on the gradient of dynamic energy is proposed to deal with this problem.
Jing Ma   +4 more
doaj   +1 more source

Cu‐Based MOF/TiO2 Composite Nanomaterials for Photocatalytic Hydrogen Generation and the Role of Copper

open access: yesAdvanced Functional Materials, EarlyView.
HKUST‐1/TiO2 composite materials show a very high photocatalytic hydrogen evolution rate which increases as a function of the irradiation time until reaching a plateau and even surpasses the performance of the 1%Pt/TiO2 material after three photocatalytic cycles.
Alisha Khan   +9 more
wiley   +1 more source

Influence of the clamping force on the power cycling lifetime reliability of press pack IGBT sub-module

open access: yesThe Journal of Engineering, 2019
The clamping force is the most important parameter of Press Pack IGBTs (PP IGBTs) as it not only affects the electrical, thermal, and mechanical characteristic, but also the long lifetime reliability.
Erping Deng   +5 more
doaj   +1 more source

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