Results 71 to 80 of about 100,450 (224)

Free Cooling Potential HVAC System Integrated with PCM Materials: Experimental and Numerical Investigation [PDF]

Iranian Journal of Chemistry & Chemical Engineering
This research explores the use of energy storage systems in combination with PCM to enhance air conditioner (AC) efficiency by lowering inlet air temperature.
Abbas Saeedian, Mohammad Mohammadiun, Hamid Mohammadiun, Mohammad Hossein Dibaee Bonab, Meisam Sadi   +4 more
doaj   +1 more source

High-Performance Integrated Window and Façade Solutions for California [PDF]

, 2020
The researchers developed a new generation of high-performance façade systems and supporting design and management tools to support industry in meeting California’s greenhouse gas reduction targets, reduce energy consumption, and enable an adaptable ...
Breshears, John, Curcija, Charlie, Deisler-Moroder, David, Fernandes, Luis, Gehbauer, Christoph, Kohler, Christian, Lee, Eleanor, Peng, Jingqing, Selkowitz, Stephen, Thanachareonkit, Anothai, Wang, Taoning, Ward, Gregory   +11 more
core  

CFD Analysis of Dual‐Layer PCM Roofs for Thermal Mitigation in Residential Buildings

Heat Transfer, EarlyView.
ABSTRACT This study presents a computational fluid dynamics analysis of dual‐layer phase change material (PCM) roofs for passive cooling in residential buildings under the hot and humid climate of Bangladesh. A three‐dimensional transient model was developed in ANSYS Fluent using the enthalpy–porosity approach to simulate coupled heat conduction ...
Mohammad Junaid, Sakhawat Hossan Robel, Mahmud Or‐Rashid, Pabel Shahrear, Md Shajedul Karim, Suvash C. Saha, Goutam Saha   +6 more
wiley   +1 more source

RESEARCH OF THE SCOPE OF TESTING REQUIRED FOR QUALIFICATION OF THE HVAC SYSTEM [PDF]

Proceedings on Engineering Sciences, 2019
In the pharmaceutical industry, HVAC system qualification is carried out by applying a risk management model in accordance to relevant GMP requirements.
Ilija Tabašević, Dragan D. Milanović
doaj  

A Year-Round Energy-Efficient Fresh Air Handling System with Two-Stage Heat Pumps and Lake Water Pre-Treatment [PDF]

E3S Web of Conferences
Supplying fresh air is important for indoor air quality, but the energy consumption to treat fresh air is significant. The main problems in existing fresh air system include: supplying single-temperature water to treat fresh air and not applying natural ...
Liang Chenjiyu, Li Xianting
doaj   +1 more source

Major Cybersecurity Breaches: Shaping Corporate Cybersecurity Policies and Closing the Gaps

Journal of Corporate Accounting &Finance, EarlyView.
ABSTRACT As digitalization accelerates, cybercrime has intensified in both scale and impact over the past two decades. This study aims to critically examine major cybersecurity events, assess them through the lens of routine activity theory, examine insight from three other established criminological and organizational theories, and address central ...
Laura K. Rickett, Deborah Smith
wiley   +1 more source

Energy efficient HVAC systems

Energy and Buildings, 2018
Abstract To achieve energy efficient Heating, Ventilation and Air Conditioning (HVAC) systems in buildings it is essential to enhance the designs of their various integrated mechanical and electrical components and to control and operate plant optimally.
Jouhara, H, Yang, J
openaire   +3 more sources

A Hybrid Qualitative–Quantitative FMEA Model for Risk Management in Clinical Laboratory Automation: A Case Study Integrating ISO 15189:2022

Journal of Clinical Laboratory Analysis, EarlyView.
This study integrates ISO 15189:2022 requirements with failure mode and effects analysis (FMEA) to establish a comprehensive risk management framework for multibrand total laboratory automation (TLA) systems. By combining quantitative operational data with expert evaluation, an objective and reproducible occurrence scoring strategy was developed ...
Mengqi Wei, Mingyang Li, Yu Lin, Bowen Li, Hao Xue, Yong Xia   +5 more
wiley   +1 more source

Integrating tunable LED‐induced plant responses with novel solar cell technologies for energy‐efficient agrivoltaic systems

PLANTS, PEOPLE, PLANET, EarlyView.
The increasing demand for sustainable food production requires innovative solutions that balance productivity, resource efficiency, and environmental impact. Vertical Farming Systems (VFSs) offer a promising approach; however, their high energy consumption remains challenging.
Alessio Dessì, Carlo Spampinato, Fabiano Sillo, Salvatore Valastro, Mauro Centritto, Cecilia Brunetti, Andrea Ghirardo, Jörg‐Peter Schnitzler, Alessandra Alberti, Gianna Reginato, Aurora Rizzo, Raffaella Balestrini   +11 more
wiley   +1 more source

Geothermal air conditioning: typical applications using deep-warm and shallow-cool reservoirs for cooling in Perth, Western Australia

International Journal for Simulation and Multidisciplinary Design Optimization, 2014
Geothermal heat is a sustainable form of alternative energy, commonly associated with the production of electricity along tectonic plate boundaries and in volcanically active zones. Outside of these special regions however it is rare to find a geothermal
Whittaker Peter B., Wang Xiaolin, Regenauer-Lieb Klaus, Blair David, Tong Chua Hui   +4 more
doaj   +1 more source