Results 21 to 30 of about 51,925 (286)

Demand response potential of district heating and ventilation in an educational office building

open access: yesScience and Technology for the Built Environment, 2019
This study examines the influence of demand-response control strategies on thermal conditions, indoor air CO2 concentration, and heating energy cost and consumption in an educational office building heated by a district heating system in a cold climate ...
B. Vand   +4 more
semanticscholar   +1 more source

Effect of ventilation patterns on indoor thermal comfort and air-conditioning cooling and heating load using simulation

open access: yesCity and Built Environment, 2023
Over the past three years, regulations have been implemented to combine natural ventilation (NV) and air conditioning to mitigate the risk of disease transmission, particularly in response to the COVID-19 outbreak.
D. Sekartaji, Y. Ryu, Didit Novianto
semanticscholar   +1 more source

Heat demand uncertainty evaluation of typical multi‐flat panel building

open access: yesJournal of Civil Engineering and Management, 2006
Heat consumption of similar buildings under the same climatic conditions normally shows different values. This phenomenon has not been adequately explored yet.
Egle Jaraminiene, Egidijus Juodis
doaj   +1 more source

Optimal Scheduling of Residential Heating, Ventilation and Air Conditioning Based on Deep Reinforcement Learning

open access: yesJournal of Modern Power Systems and Clean Energy, 2023
Residential heating, ventilation and air condition‐ ing (HVAC) provides important demand response resources for the new power system with high proportion of renewable ener‐ gy.
M. Xia   +5 more
semanticscholar   +1 more source

Comparison of air distribution systems in ice rink arena ventilation

open access: yesMokslas: Lietuvos Ateitis, 2013
The paper presents the requirements and functions of ventilation in ice rink arenas and discusses difficulties and problems of ventilation in such objects.
Agnieszka Stobiecka   +2 more
doaj   +1 more source

Correction of a designed building's heat balance according to its real heat consumption

open access: yesJournal of Civil Engineering and Management, 2003
One of the most important issues in the implementation of energy saving measures is a proper evaluation of possible energy savings. If energy savings are overestimated in an energy audit (EA), a situation may occur where after the renovation, the ...
KÄ™stutis ÄŒiuprinskas   +1 more
doaj   +1 more source

Causes of hot and cold water system failure [PDF]

open access: yesMATEC Web of Conferences, 2019
The paper presents causes of the failures of hot and cold water systems. Most often they occur in the case of installations built with metal pipes and result from the use of improper materials and the adoption of wrong solutions.
Szaflik Władysław
doaj   +1 more source

Study on the Applicable Room Size Dimension of Stratum Ventilation for Heating Based on Multi-Criteria Analytic Hierarchy Process-Entropy Weight Model

open access: yesBuildings, 2023
With the implementation of clean heating and the outbreak of COVID-19, stratum ventilation with both energy-saving and healthy indoor environments has become a research hotspot.
Yanhui Mao   +4 more
semanticscholar   +1 more source

Particularities of determining primary energy needs for building materials/Pirminės energijos poreikių statybinėms medžiagoms nustatymo ypatumai

open access: yesJournal of Civil Engineering and Management, 1997
Civil buildings in Lithuania consume one half of final energy or about 70% of heat generated in thermoelectric and heat power stations. However, energy is necessary not only for exploitation but also for the creation of buildings: manufacture of building
Kęstutis Čiuprinskas   +1 more
doaj   +1 more source

Numerical simulation of factors influencing the efficiency of a horizontal gas filter

open access: yesYou-qi chuyun, 2021
The performance of the filter elements configured at the gas station and the user entrance changes dynamically with the service conditions. If the filter element is not cleaned and replaced in time, the gas passing efficiency will be affected seriously ...
Peng XU   +4 more
doaj   +1 more source

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