Results 91 to 100 of about 92,247 (252)

Proposed Strategies for Improving Poor Hygrothermal Conditions in Museum Exhibition Rooms and Their Impact on Energy Demand

open access: yesEnergies, 2019
In museums, poor microclimate conditions, especially large changes in relative humidity and temperature, can lead to serious deterioration of the exhibits. Properly designed heating, ventilation, and air conditioning (HVAC) systems for precise control of
Joanna Ferdyn-Grygierek   +1 more
doaj   +1 more source

Experimental Investigation on Heating Performance of Heat Pump Air-conditioning System for Electric Vehicle in Winter

open access: yesZhileng xuebao, 2020
The heating performance of a three-heat exchanger heat pump air-conditioning system of an electric vehicle in winter is investigated experimentally. The effects of indoor, outdoor ambient temperatures and relative humidity on the outlet temperature of ...
Liu Mingkang   +5 more
doaj  

Hybrid Ventilation Systems for Reduced Lifetime Emissions in Cold Climates [PDF]

open access: yesE3S Web of Conferences
Heating, ventilation, and air conditioning systems are notable sources of emissions in buildings. In cold climates, mechanical ventilation systems are characterized by significant initial embodied emissions but benefit from reduced operational emissions ...
Rabani Mehrdad   +4 more
doaj   +1 more source

Performance evaluation of ductless personalized ventilation in comparison with desk fans using numerical simulations [PDF]

open access: yes, 2020
The performance of ductless personalized ventilation (DPV) was compared to the performance of a typical desk fan since they are both stand-alone systems that allow the users to personalize their indoor environment.
Alsaad, Hayder (Dr.-Ing.)   +1 more
core  

Energy-saving technical solutions for local and central microclimate systems using heat pumps as local aggregates united into one water circuit [PDF]

open access: yesИнженерно-строительный журнал, 2011
One of the priorities of energy savings is to implement energy saving measures in the work of heating systems, heating, ventilation and air conditioning systems based on heat pumps (HP).
O.V. Averyanova
doaj  

Heating, Ventilation and Air Conditioning (HVAC) Systems

open access: yesIOSR Journal of Mechanical and Civil Engineering, 2016
This research work deals with the implication of modern retailing at not only in Dhaka, Bangladesh but also the whole district in Bangladesh with main objectives to find out technological activity, impact on modern welfare. HVAC is the most important side of Bangladesh. It is not only in Bangladesh but also the whole world.
openaire   +1 more source

Scenarios of energy efficiency and CO2 emissions reduction potential in the buildings sector in China to year 2050 [PDF]

open access: yes, 2018
As China’s rapid urbanization continues and urban dwellers become more affluent, energy use in buildings is expected to grow. To understand how this growth can be slowed, we explore four scenarios for Chinese buildings, ranging from a high-energy-demand ...
Feng, W   +4 more
core  

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

open access: yes, 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   +11 more
core  

Natural Ventilation for Cooling Energy Saving: Typical Case of Public Building Design Optimization in Guangzhou, China

open access: yesApplied Sciences
Heating ventilation and air conditioning systems account for over one-third of building energy usage, especially for public buildings, due to large indoor heat sources and high ventilation and thermal comfort requirements compared to residential ...
Menglong Zhang   +4 more
doaj   +1 more source

Achieving sustainable buildings: the role of heating, ventilation and air-conditioning

open access: yesSustainable Buildings, 2016
With the ever-increasing population and global economy, the dependency on usage of non-renewable resources of energy is cumulating in direct proportion.
Chaudhry Hassam Nasarullah
doaj   +1 more source

Home - About - Disclaimer - Privacy