Results 71 to 80 of about 27,565 (313)

Long-term weathering effects on the thermal performance of the Lennox/Honeywell (liquid) solar collector [PDF]

open access: yes
The test procedures used and the results obtained during the evaluation test program of the Lennox/Honeywell double covered liquid solar collector. The tests were performed under simulated conditions, following long-term exposure to natural weathering ...

core   +1 more source

Efficient solar driven air conditioning system for hot climate : case study of Doha [PDF]

open access: yes, 2018
An advanced thermal solar driven air conditioning system for hot climate is described and a steady state thermodynamic model is used to predict its performance by using weather data for Doha (Qatar).
Tamainot-Telto, Zacharie
core   +1 more source

High Light Utilization and Color Rendering in Vacuum‐Deposited Semitransparent Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
In this work, low bandgap (≈1.55 eV) semitransparent perovskite solar cells (ST‐PSCs) having thin (thickness < ≈100 nm) perovskite layers and transparent conductive oxide‐based rear electrodes are fabricated using vacuum‐deposition methods. Two different ST‐PSCs demonstrated a high light utilization efficiency value of 4.2 (PCE: 9.26% and AVT: 45.3 ...
Abhyuday Paliwal   +9 more
wiley   +1 more source

ANALISIS TERMAL KOLEKTOR SURYA TIPE PLAT DATAR DENGAN FLUIDA KERJA ETANOL 96% PADA SISTEM SOLAR WATER HEATER

open access: yesJurnal Teknik Mesin, 2017
Abstrak – Optimasi penggunaan energi matahari perlu ditingkatkan, salah satunya dengan menggunakan kolektor surya. Panas yang diterima digunakan sebagai sumber kalor untuk memanaskan etanol 96% sebagai fluida kerja pada sistem solar water heater (SWH ...
Rianda .
doaj   +1 more source

Standardized performance tests of collectors of solar thermal energy - A flat-plate copper collector with parallel mylar striping [PDF]

open access: yes
Basic test results are reported for a flat plate solar collector whose performance was determined in a solar simulator. The collector was tested over ranges of inlet temperatures, fluxes and one coolant flow rate.
Johnson, S. M.
core   +1 more source

Science‐Towards‐Technology Breakthrough in CO2 Electroreduction: Multiphysics, Multiscale, and Artificial Intelligence Insights

open access: yesAdvanced Materials, EarlyView.
Electrochemical CO2RR is a key technology for converting CO2 into chemicals, but there remains a gap between “laboratory science” and “engineering practice” in current research. This review establishes a multi‐scale research framework, encompassing atomic‐level characterization, microenvironment regulation, external field‐assisted optimization, and AI ...
Ping Hong   +3 more
wiley   +1 more source

Design, fabrication, testing, and delivery of a solar energy collector system for residential heating and cooling [PDF]

open access: yes
A low cost flat plate solar energy collector was designed for the heating and cooling of residential buildings. The system meets specified performance requirements, at the desired system operating levels, for a useful life of 15 to 20 years, at minimum ...
Borzoni, J. T., Holland, T. H.
core   +1 more source

Thermodynamic modelling and analysis of a solar organic Rankine cycle employing thermofluids [PDF]

open access: yes, 2017
This paper presents thermodynamic modelling and simulation study of a small scale saturated solar organic Rankine cycle (ORC) which consists of a stationary, flat plate solar energy collector that is utilised as a vapour generator, a vane expander, a ...
Helvaci, H.U., Khan, Zulfiqar Ahmad
core   +1 more source

Chromatic‐Invariant Photothermal Fabrics Enabled by Narrow‐Bandgap Organic Semiconductors for Wearable Solar Energy Harvesting

open access: yesAdvanced Materials, EarlyView.
A chromatic‐invariant photothermal fabric is fabricated for outdoor activewear, realizing 4°C–8°C heating within 5 min under 1000 W m−2 illumination via NIR absorption, retaining high visible‐light reflectivity and original fabric functions, and achieving >95.3% sterilization in 20 min.
Jingshuai Zhu   +6 more
wiley   +1 more source

Long-term weathering effects on the thermal performance of the solargenics (liquid) solar collector at outdoor conditions [PDF]

open access: yes
The test procedures and the results obtained during the evaluation of a single-covered liquid solar collector are presented. The tests were performed under outdoor natural conditions.

core   +1 more source

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