Results 131 to 140 of about 26,889 (312)

MANAGEMENT OF HEATING SYSTEMS USING MEDIUM POWER BOILERS

open access: yesNonconventional Technologies Review, 2018
Even if district heating represents currently the cheapest solution in production of thermal energy, this fact does not reflect in the preferences of Romanian consumers.
Nicoleta Cojocariu   +3 more
doaj  

Distributed heat generation in a district heating system

open access: yes, 2016
District heating (OH) systems need to be improved  regarding integration  of decentralised  heat generation. Micro production, prosumers and smart grids are terms becoming more and more common  in  connection  to  the  power  grid.  Concerning district  heating,  the  development  is slower, although improving.
Lennermo, Gunnar, Lauenberg, Patrick
openaire   +1 more source

Methodology for the Improvement of Large District Heating Networks

open access: yes
The purpose of this paper is to offer a methodology for the evaluation of large district heating networks. The methodology includes an analysis of heat generation and distribution based on the models created in the TERMIS and EnergyPro environment.
Siirde, Andres   +3 more
core  

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Modelling of the District Heating System's Operation

open access: yes
The development of a district heating systems calculation model means improvement in the energy efficiency of a district heating system, which makes it possible to reduce the heat losses, thus positively affecting the tariffs on thermal energy.
Vīgants, Ģirts, Blumberga, Dagnija
core  

Time‐Dependent Oxidation and Scale Evolution of a Wrought Co/Ni‐Based Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study shows how a new wrought Co/Ni‐based superalloy resists oxidation at 800 ∘$^\circ$C. The oxide scale changes from rough, fast‐growing spinel to a dense, protective chromia–alumina layer. Atom probe analysis reveals tiny refractory‐rich bubbles at the interface that mark the transition to long‐term, diffusion‐controlled protection ...
Cameron Crabb   +6 more
wiley   +1 more source

Modular district heating system MODiS

open access: yes, 2000
MODiS (Modular District Heating System) products were developed for either building an entirely new district heating (DH) system or for renovating and extending an existing system.
Koljonen, Tiina   +2 more
core   +1 more source

Efficiency Determination of Latvian District Heating Plants

open access: yes
This paper is dedicated for Latvian town and rural district heating system heat rate analysis. Developed methodology allows identifying indicators that influence heat tariff values and sets the benchmark values depending on the share of different fuels ...
Ziemele, Jeļena, Blumberga, Dagnija
core  

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich   +3 more
wiley   +1 more source

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