The Raw materials
The transparency principle of transparent soil is to uphold a consistent refractive index between the liquid and the particles19. According to the available literature19 fused quartz particles (coarse aggregate), nanoscale…
Category: Engineering
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The analysis of the progressive local failure process of the Longquan Reservoir dam based on the global-local dynamic strength reduction method
The safety stability factor of slopes (dams) is determined using the finite element strength reduction method. The basic principle involves iteratively reducing strength parameters, such as cohesion c and φ, until the slope (dam) reaches a…
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A novel data-driven NLMPC strategy for techno-economic microgrid management with battery energy storage under uncertainty
This part presents the objectives and constraints of the suggested strategy. The objective functions focus on major technical aspects, such as power loss (PL), operating cost, frequency and voltage stability, voltage deviation (VD), expected…
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Enhancing stability and power quality in electric vehicle charging stations powered by hybrid energy sources through harmonic mitigation and load management
The section provides a comprehensive discussion of grid-connected microgrid and operation of an EV charging station. Various situations were taken into account for evaluating the impact of various operation conditions on power quality, harmonic…
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Investigation of high temperature rheological properties for attapulgite suspensions
Effect of shear on the viscosity of ATP suspensions
As shear rate and shear time determine shear conditions together, the effect of these conditions on the rheological properties of ATP suspensions was examined by both factors.
Shear rate
The 4 wt%…
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Advanced hybrid intelligence evaluation of nanomedicine delivery to various organs using machine learning and adaptive tree structured Parzen estimator
This study employs a systematic approach to apply ML models for calculating the biodistribution of NPs to different sites. The process begins with data preparation (collected from3), which includes handling missing values, encoding categorical…
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Experimental and numerical study of stick–slip phenomenon in granular materials
Test procedure
The samples were prepared in a rubber membrane stretched inside a specially designed mould. The beads forming a loose sample were piled up using the air pluviation method. The funnel with a certain mass of beads was inserted into…
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Nvidia denies ‘backdoor’ claim after China raises security risk
Chinese authorities have summoned U.S. chip giant Nvidia Corp. over alleged security vulnerabilities in its H20 processor, a move that could complicate the company’s efforts to re-enter the Chinese market just as Washington and Beijing…
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Supersonic parachutes get upgrade, NASA conducts flight tests
Scientists from NASA are conducting a series of research flights to advance the supersonic parachutes. The plan is to make these parachutes more reliable and safer with advanced sensors. These upgraded parachutes are aimed at delivering…
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AI-driven breakthrough uncovers ‘next-gen’ materials that top lithium-ion performance
Lithium-ion batteries changed the world. They powered the smartphone era, unlocked electric vehicles, and made portable electronics powered truly mobile.
But lithium is starting to show its cracks. It’s expensive, unevenly distributed, and…
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