Results 31 to 40 of about 260,551 (207)

Active Management of Heat Customers Towards Lower District Heating Return Water Temperature

open access: yesEnergies, 2019
The traditional way of managing the supply and return water temperatures in a district heating system (DHS) is by controlling the supply water temperature.
Tommy Rosén, Louise Ödlund
doaj   +1 more source

District heating modeling tools: A review based on design and simulation of renewable district heating networks

open access: yesEnergy Conversion and Management: X
To achieve net-zero greenhouse gas (GHG) emissions, the EU aims to fully decarbonize district heating (DH) by 2050. This work evaluates DH simulation tools based on their ability to support the operational requirements of renewable district heating (R-DH)
Luca Vittorio Valentini   +4 more
doaj   +1 more source

Life Cycle Assessment of Dispersed Phase Change Material Heat Accumulators for Cooperation with Buildings in the District Heating System

open access: yesEnergies, 2022
The wide use of energy-efficient district heating systems allows for decreased atmospheric pollution resulting from lower emissions. One of the ways to increase the efficiency of existing district heating systems, and a key element of new systems using ...
Michał Turski, Agnieszka Jachura
doaj   +1 more source

Fortissat minewater geothermal district heating project: case study [PDF]

open access: yes, 2017
This study summarises the findings of a feasibility assessment for a potential minewater geothermal energy system in the vicinity of the James Hutton Institute’s Hartwood Home Farm, North Lanarkshire in Scotland’s Central Belt. This study aimed to assess
Banks, David   +8 more
core   +1 more source

Cascade sub-low temperature district heating networks in existing district heating systems

open access: yesSmart Energy, 2022
Existing district heating networks (DHNs) are often designed for relatively high temperatures, typically 80–120 °C supply and 40–60 °C return. The transformation of such high-temperature DHNs (HTDHNs) into more efficient low-temperature DHNs (LTDHN) and towards the 4th generation DHNs is associated with great complexity and effort. This paper discusses
Anna Volkova   +6 more
openaire   +2 more sources

District Heating Systems Performance Analyses. Heat Energy Tariff [PDF]

open access: yesEnvironmental and Climate Technologies, 2014
Abstract The paper addresses an important element of the European energy sector: the evaluation of district heating (DH) system operations from the standpoint of increasing energy efficiency and increasing the use of renewable energy resources. This has been done by developing a new methodology for the evaluation of the heat tariff. The
Ziemele Jelena   +4 more
openaire   +2 more sources

An optimization model for multi-biomass tri-generation energy supply [PDF]

open access: yes, 2009
In this paper, a decision support system (DSS) for multi-biomass energy conversion applications is presented. The system in question aims at supporting an investor by thoroughly assessing an investment in locally existing multi-biomass exploitation for ...
Rentizelas, A. A.   +2 more
core   +1 more source

District heating simulation in the aspect of heat supply safety

open access: yesE3S Web of Conferences, 2018
District heating systems as strategic objects from the point of view of state security must ensure reliability and security in supply of heat to their customers [1, 2].
Babiarz Bożena, Kut Paweł
doaj   +1 more source

Financial cost-benefit analysis of investment possibilities in district heating system on wood residues [PDF]

open access: yesIndustrija, 2017
The purpose of this research is to provide feasibility analysis of a long-term sustainable development concept for district heating based on wood residues. In this paper, the experimental study has been conducted starting from the data collected by field
Stošić Ivan   +3 more
doaj   +1 more source

Optimization of Solar District Heating & Cooling Systems

open access: yesJournal of Physics: Conference Series, 2022
Abstract The present work proposes a comparison between three solar-powered district heating and cooling systems, namely: 1) centralized district heating & cooling (DHC) system; 2) 5th-generation district heating & cooling (5GDHC) system and 3) individual AC plants (HHC, Home Heating and Cooling), in different climate conditions.
Brumana, Giovanni   +3 more
openaire   +2 more sources

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