Results 41 to 50 of about 260,551 (207)

CASE ANALYSIS OF HEAT PUMP INTEGRATION IN DISTRICT HEATING SYSTEM

open access: yesMokslas - Lietuvos ateitis, 2021
The installation of heat pumps in district heating (DH) systems is one of the most promising technologies to increase the efficiency of heat supply by using renewable energy sources and reducing heat carrier temperatures in the networks. The possibilities of installing heat pumps in DH systems are very wide, but most often the main purpose of their ...
Artur Rogoža   +2 more
openaire   +4 more sources

An optimisation framework for thermal energy storage integration in a residential heat pump heating system [PDF]

open access: yes, 2017
Domestic heating has a large share in the UK total energy consumption and significant contribution to the greenhouse gas emissions since it is mainly fulfilled by fossil fuels.
Friedrich, D., Kiprakis, A., Renaldi, R.
core   +2 more sources

District Heating System Optimisation: A Three-Phase Thermo-Hydraulic Linear Model

open access: yesEnergies, 2023
Investments in the development of the district heating system require a thorough analysis of the technical, economic, and legal aspects. Regarding the technical and economic context, a mathematical model of the district heating system has been proposed ...
Piotr Pałka   +4 more
doaj   +1 more source

Boise geothermal district heating system [PDF]

open access: yes, 1985
This document describes the Boise geothermal district heating project from preliminary feasibility studies completed in 1979 to a fully operational system by 1983. The report includes information about the two local governments that participated in the project - the City of Boise, Idaho and the Boise Warm Springs Water District.
openaire   +2 more sources

Simulation models and performance assessment of district heating substations [PDF]

open access: yes, 2014
Development of new technologies and methodologies regarding district heating substation operational control strategies are increasingly found nowadays.
Himpe, Eline   +2 more
core  

District Heating Expansion Potential with Low-Temperature and End-Use Heat Savings

open access: yesEnergies, 2018
District heating has the potential to play a key role in the transition towards a renewable energy system. However, the development towards reduced heat demands threatens the feasibility of district heating.
Steffen Nielsen, Lars Grundahl
doaj   +1 more source

Approach to Modernizing Residential-Dominated District Heating Systems to Enhance Their Flexibility, Energy Efficiency, and Environmental Friendliness

open access: yesApplied Sciences, 2023
The need to modernize existing district heating systems is due to increased requirements for their flexibility, energy efficiency, and environmental friendliness.
Ekaterina Boyko   +4 more
doaj   +1 more source

Essential improvements in future district heating systems

open access: yesEnergy Procedia, 2017
Abstract The major common denominator for future efficient fourth generation district heating systems is lower temperature levels in the distribution networks. Higher efficiencies are then obtained in both heat supply and heat distribution. Heat supply becomes more efficient with respect to combined heat and power, flue gas condensation, heat pumps ...
Averfalk, Helge, Werner, Sven
openaire   +4 more sources

Challenges in Energy Awareness: a Swedish case of heating consumption in households [PDF]

open access: yes, 2013
An efficient and sustainable energy system is an important factor when minimising the environmental impact caused by the cities. We have worked with questions on how to construct a more direct connection between customers-­‐citizens and a provider of ...
Balksjö, Theresea   +2 more
core   +1 more source

A novel bidding method for combined heat and power units in district heating systems

open access: yes, 2018
We propose a bidding method for the participation of combined heat and power (CHP) units in the day-ahead electricity market. More specifically, we consider a district heating system where heat can be produced by CHP units or heat-only units, e.g., gas ...
Andersen, Anders N.   +3 more
core   +1 more source

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