Results 31 to 40 of about 5,581 (119)

Evaluation and Optimization of heat Pump Combined District Heating System: A Case Study of China

Energies, 2022
The district heating area in China is continuously increasing, which brings an increase in district heating load. In order to solve the shortage of heating power and realize the carbon neutral target, this study proposes two retrofit schemes for district
Ling Cheng, Zesheng Yu, Shiyao Xia, Shixuan Li, Ye Li, Huan Zhang, Bin Li, Sirui Zhang, Zijian Liu, Wandong Zheng   +9 more
doaj   +1 more source

Improved district heating network operation by the integration of high-temperature heat pumps

International Journal of Sustainable Energy, 2018
Biomass combined heat and power (CHP) plants connected to district heating networks are a very good opportunity to increase the share of renewable sources into energy systems.
Kevin Sartor, Vincent Lemort, Pierre Dewallef   +2 more
doaj   +1 more source

Geothermal district heating: Energy, environmental and economic analysis of a case study in northern Italy [PDF]

E3S Web of Conferences
Geothermal district heating is a technology that has been established for over 50 years and offers a number of significant advantages. It allows multiple homes to be converted to renewable energy sources simultaneously, allows a stable heat supply with ...
Di Nunzio Nicola Cesare, Dénarié Alice, Angelotti Adriana   +2 more
doaj   +1 more source

A Nonlinear Analytical Algorithm for Predicting the Probabilistic Mass Flow of a Radial District Heating Network

Energies, 2019
This paper develops a nonlinear analytical algorithm for predicting the probabilistic mass flow of radial district heating networks based on the principle of heat transfer and basic pipe network theory.
Guoqiang Sun, Wenxue Wang, Yi Wu, Wei Hu, Zijun Yang, Zhinong Wei, Haixiang Zang, Sheng Chen   +7 more
doaj   +1 more source

Effects of dynamic characteristics of a pipe network on indoor temperature of households

Frontiers in Energy Research, 2023
District heating has always been regarded as a convenient and environmentally friendly heating method. However, the district heating process involves a considerable amount of wasted energy.
Yadong Chen, Xiaoxue Wang, Hua Yang, Hua Yang, Runze Duan, Runze Duan, Shaoxiong Li   +6 more
doaj   +1 more source

District Heating Network Design and Configuration Optimization with Genetic Algorithm

Journal of Sustainable Development of Energy, Water and Environment Systems, 2013
In this paper, the configuration of a district heating network which connects from the heating plant to the end users is optimized. Each end user in the network represents a building block.
Hongwei Li, Svend Svendsen
doaj   +1 more source

Economic comparison of low-temperature and ultra-low-temperature district heating for new building developments with low heat demand densities in Germany

International Journal of Sustainable Energy Planning and Management, 2018
District heating risks to lose competitiveness the lower the linear heat density of a district is. The distribution network needs to be highly efficient in order to ensure economic feasibility.
Isabelle Best
doaj   +1 more source

Optimal phasing of district heating network investments using multi-stage stochastic programming

International Journal of Sustainable Energy Planning and Management, 2016
Most design optimisation studies for district heating systems have focused on the optimal sizing of network assets and on the location of production units. However, the strategic value of the flexibility in phasing of the inherently modular heat networks,
Romain Stephane Claude Lambert, Sebastian Maier, Nilay Shah, John W. Polak   +3 more
doaj   +1 more source

A Simple Approach to Modeling Rural and Urban District Heating

Frontiers in Energy Research, 2018
If the UK wishes to decarbonize its heat supply, increased implementation of district heating is needed. Currently, district heating implementation is low, accounting for only 2% of the total UK heat supply.
Ian Brocklebank, Stephen B. M. Beck, Peter Styring   +2 more
doaj   +1 more source

Comparison of Suitable Business Models for the 5th Generation District Heating System Implementation through Game Theory Approach

Environmental and Climate Technologies, 2023
District Heating and Cooling (DHC) technology is widely recognised as a promising solution for reducing primary energy consumption and emissions. The 5th Generation District Heating and Cooling (5GDHC) network is the latest DHC concept characterised by ...
Pakere Ieva, Kacare Marika, Murauskaite Lina, Huang Pei, Volkova Anna   +4 more
doaj   +1 more source