Results 11 to 20 of about 1,326 (180)

Modelagem do sistema de resfriamento por imersão de carcaças de frangos utilizando redes neurais artificiais - DOI: 10.4025/actascitechnol.v31i2.3358

open access: yesActa Scientiarum: Technology, 2009
A modelagem matemática fenomenológica do processo de resfriamento de carcaças de frango em chillers é complexa pela quantidade de variáveis que interferem no processo, além de tratar de um problema que envolve transferência de calor e de massa em regime ...
Túlio Klassen   +3 more
doaj   +1 more source

A Methodology for Multi-criteria Assessment of Chiller Plants for Building Setup Utilising Waste Heat and Solar Energy

open access: yesSustainability Analytics and Modeling, 2023
Incorporating a central chilled water hub within an eco-industrial park may boost cost-cutting and carbon reductions. Yet, there are various ways to power it, each with its own set of advantages and disadvantages in respect of cost, environmental impact,
Bhupendra Kumar Bhatt   +4 more
doaj   +1 more source

Conversion of gas engine waste heat into cold using absorption chillers [PDF]

open access: yesE3S Web of Conferences, 2020
A possibility of gas engine waste heat conversion into cold for air conditioning in mines using lithium bromide absorption chillers is investigated. Dependencies of parameters of a thermodynamic cycle and energy indicators of chillers on temperatures of ...
Karman Georgii   +6 more
doaj   +1 more source

Energy-saving optimization model for on data center water storage cooling system based on model predictive control

open access: yesXi'an Gongcheng Daxue xuebao, 2023
To reduce energy consumption in data center cooling systems and ensure the healthy and rapid development of data centers, this study investigated on the cooling system of a data center in Guangzhou.
ZHENG Haoran   +3 more
doaj   +1 more source

Analysis of potential energy and cost savings of replacing air-cooled chillers with water-cooled chillers: A case study in hotel building in tropical climate

open access: yesEngineering and Applied Science Research, 2023
Selecting the type of chillers to be used in commercial buildings is critical considering their high energy consumption, which consequently requires the use of chillers with higher efficiency in order to improve the energy efficiency of buildings and ...
Arka Dwinanda Soewono   +3 more
doaj  

A Soft Curtailment of Wide-Area Central Air Conditioning Load

open access: yesEnergies, 2018
An innovative solution to provide a demand response for power system is proposed in this paper by considering the feasibility of two-way direct load control (TWDLC) of central air conditioning chiller system for wide-area in real-time manner ...
Leehter Yao, Lei Yao, Wei Hong Lim
doaj   +1 more source

Gas Turbine Intake Air Hybrid Cooling Systems and a New Approach to Their Rational Designing

open access: yesEnergies, 2022
Gas turbine intake air cooling (TIAC) by exhaust gas heat recovery chillers is a general trend to improve turbine fuel efficiency at increased ambient temperatures.
Zongming Yang   +4 more
doaj   +1 more source

Studies on Steam Absorption Chillers Performance at a Cogeneration Plant

open access: yesMATEC Web of Conferences, 2014
Absorption chillers at cogeneration plants generate chilled water using steam supplied by heat recovery steam generators. The chillers can be of either single-effect or double effect configuration and the coefficient of performance (COP) depends on the ...
Abd Majid Mohd Amin   +3 more
doaj   +1 more source

Statistical-mathematical procedure to determine the cooling distribution of a chiller plant

open access: yesEnergy Reports, 2022
This paper presents a procedure to determine the cooling capacity distribution of the chillers composing a chiller plant using a statistical analysis of the building cooling demand.
Yamile Díaz Torres   +5 more
doaj   +1 more source

The Effects of Using Steam to Preheat the Beds of an Adsorption Chiller with Desalination Function

open access: yesEnergies, 2021
Adsorption chillers are a promising alternative to traditional compressor-based devices. Adsorption chillers can be supplied with low- or medium-temperature waste heat or heat from renewable energy sources.
Karol Sztekler   +5 more
doaj   +1 more source

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