Results 51 to 60 of about 37,617 (247)

Method for making a hot wire anemometer and product thereof [PDF]

open access: yes, 1977
A hot wire anemometer probe is described that includes a ceramic body supporting two conductive rods parallel to each other. The body has a narrow edge surface from which the rods protrude.
Milkulla, V.
core   +1 more source

Improvement of the Nonlinear Damage Mathematical Model for Steel Components in Bridge Under Complex Stress

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
To investigate the relationship between load, damage, and fatigue life of complex engineering components under stress, this paper modifies the existing continuous nonlinear damage model based on the distortion energy density theory to reflect the usage and stress characteristics of Q345 steel components in bridges.
Yonzhi Lin   +7 more
wiley   +1 more source

Process Parameter Specification and Control in Solution Processing of Hybrid Perovskite Photovoltaics: From Domain‐Specific Jargon to Evidence‐Based, Unambiguous Description of Experimental Workflows

open access: yesAdvanced Energy Materials, Volume 15, Issue 47, December 16, 2025.
Hybrid perovskite solar cells are nearing commercial mass production. Therefore, academic research must tackle the remaining barriers for their large‐scale rollout. One of these is consistent manufacturing yield. Here, evidence is reviewed for the impact of process paramters on perovskite solution processes, finding a great potential for better ...
Simon Ternes   +11 more
wiley   +1 more source

Hair‐Like Flexible Airflow Sensor for Large‐Area Airflow Sensing

open access: yesAdvanced Science, Volume 12, Issue 44, November 27, 2025.
A hair‐like flexible airflow sensor is designed for large‐area airflow sensing with carbon fibers implanted on a laser‐induced graphene substrate. The flexible airflow sensor features a wide detection range and fast response time, effectively identifying airflow changes.
Yingxi Xie   +6 more
wiley   +1 more source

Experimental Analysis of the Three Dimensional Flow in a Wells Turbine Rotor

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2023
An experimental investigation of the local flow field in a Wells turbine has been conducted, in order to produce a detailed analysis of the aerodynamic characteristics of the rotor and support the search for optimized solutions.
Fabio Licheri   +3 more
doaj   +1 more source

Systematic Review of Flat Plate Photovoltaic Thermal Systems: Components, Efficiency, Monitoring, and Artificial Intelligence

open access: yesEnergy Technology, Volume 13, Issue 11, November 2025.
This article presents a review of flat‐plate hybrid solar panels, focusing on four key aspects: system components, parameters affecting efficiency, monitoring, and applications of artificial intelligence. The use of hybrid solar panels represents a promising technology for the simultaneous generation of electrical and thermal energy from solar ...
Amy Zulema Velasco Bonilla   +8 more
wiley   +1 more source

Effect of Airfoil's Attack Angle and Airfoil‐Cylinder Configuration on Turbulence Parameters and Airfoil's Aerodynamic Efficiency

open access: yesEnergy Science &Engineering, Volume 13, Issue 11, Page 5432-5450, November 2025.
The increasing demand for energy in daily life and the finite nature of fossil fuel reserves have driven researchers worldwide to explore renewable energy sources such as wind energy. To optimize the performance and minimize energy losses in vertical wind turbines, parameters such as the airfoil's angle of attack, as well as the horizontal and vertical
Reza Abbaspour   +2 more
wiley   +1 more source

A Novel Low-Power-Consumption All-Fiber-Optic Anemometer with Simple System Design

open access: yesSensors, 2017
A compact and low-power consuming fiber-optic anemometer based on single-walled carbon nanotubes (SWCNTs) coated tilted fiber Bragg grating (TFBG) is presented. TFBG as a near infrared in-fiber sensing element is able to excite a number of cladding modes
Yang Zhang   +8 more
doaj   +1 more source

Colored Building‐Integrated Photovoltaic/Thermal (BIPV/T) Roof Systems: Experimental Testing and Modelling Insights

open access: yesSolar RRL, Volume 9, Issue 22, November 2025.
This study demonstrates that with minimal modifications, a colored BIPV system can be successfully adapted into a BIPV/T. The studied system achieved a strong baseline thermal performance for both selected colors while also effectively ventilating the PV.
Anna‐Maria Sigounis   +1 more
wiley   +1 more source

Highly Sensitive Hot-Wire Anemometry Based on Macro-Sized Double-Walled Carbon Nanotube Strands

open access: yesSensors, 2017
This paper presents a highly sensitive flow-rate sensor with carbon nanotubes (CNTs) as sensing elements. The sensor uses micro-size centimeters long double-walled CNT (DWCNT) strands as hot-wires to sense fluid velocity. In the theoretical analysis, the
Dingqu Wang   +7 more
doaj   +1 more source

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