Results 81 to 90 of about 19,514,073 (287)

Experimental Evaluation of the Ventilation Effectiveness of Corner Stratum Ventilation in an Office Environment

open access: yesBuildings, 2019
An experimental study was conducted in a room resembling an office in a laboratory environment. The study involved investigating the ability of corner-placed stratum ventilation in order to evaluate the ventilation’s effectiveness and local thermal
Arman Ameen   +2 more
doaj   +1 more source

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo   +10 more
wiley   +1 more source

Combined Active/Passive Decay Heat Removal Approach for the 24 Mwt Gas-Cooled Fast Reactor [PDF]

open access: yes, 2007
Decay heat removal at depressurized shutdown conditions has been regarded as one of the key areas where significant improvement in passive response was targeted for the GEN IV GFR over the GCFR designs of thirty years ago. It has been recognized that the
Cheng, L. Y., Ludewig, H.
core   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Research on the Activation Strategies of Passive Decay Heat Removal Systems in a Pool-Type SFR by Three-Dimensional Numerical Simulation

open access: yesJournal of Nuclear Engineering
A Decay Heat Removal System (DHRS) is an essential passive safety feature in pool-type Sodium-Cooled Fast Reactors (SFRs), maintaining core temperatures within design limits via natural circulation after reactor scram.
Yue Liu   +5 more
doaj   +1 more source

Numerical simulations of forest fire propagation and smoke transport as an external hazard assessment methodology development for a nuclear power plant

open access: yesMechanical Engineering Journal, 2016
A new method has been developed to assess potential challenges by forest fire smoke on a cooling function of a decay heat removal system (DHRS) of a sodium-cooled fast reactor.
Yasushi OKANO, Hidemasa YAMANO
doaj   +1 more source

Bio‐Inspired Synthesis of Macroporous Single Crystal Particles as Scattering Agents

open access: yesAdvanced Functional Materials, EarlyView.
A general strategy is presented that delivers unique, single‐crystal microparticles that combine submicron macroporosity and uniform particle shapes. A bioinspired approach is used to occlude three distinct types of additives – polystyrene microspheres, polymer vesicles and amino acids – within calcite single crystals, and subsequent thermal annealing ...
Stephanie E. Foster   +11 more
wiley   +1 more source

Experimental Analysis of the Helium Loop Steady States [PDF]

open access: yesMATEC Web of Conferences
Nuclear power is one of the most cost-effective and productive sources of energy. Nuclear power plants contribute significantly to global electricity production. A factor preventing their further expansion is their overall safety.
Knížat Branislav   +3 more
doaj   +1 more source

Thermalhydraulic aspects of decay heat removal by natural circulation in fast reactor systems [PDF]

open access: yes, 1990
Natural convection in enclosures have been studied numerically to provide insight into the scaling laws existing for removal of decay heat in Liquid Metal Fast Reactors (LMFR). Specifically, 3-D simulations have been carried out for natural circulation in a cylinder with small aspect ratio (of the order of 0.5).
Roy, C. M., Hetsroni, G., Banerjee, S.
openaire   +2 more sources

Investigation of passive residual heat removal system for VVERs: Effects of finned type heat exchanger tubes

open access: yes, 2016
After nuclear reactor shutdown, decay heat generation continues in the reactor core and it has the possibility to cause a severe accident. This residual heat has to be removed from the core sufficiently. In Water-Water Energetic Reactors (WWER) or VVERs,
Hüseyin Ayhan   +3 more
core   +1 more source

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