Results 41 to 50 of about 2,974,893 (195)

Balanced operation strategies of district heating systems based on dynamic hydraulic-thermal modeling

open access: yesEnergy and Built Environment
As the improvement of district heating systems, the fine-tuning of operational equipment has become a promising direction. However, in the practical district heating systems, relying solely on manual control and the existing basic models, the dynamic ...
Xiaojie Lin   +4 more
doaj   +1 more source

Extremal calculation problems of free convective movements in ventilated facades [PDF]

open access: yesИнженерно-строительный журнал, 2013
Systems of ventilated facades recently gain the increasing popularity. First of all it is explained by multifunctionality of these systems. Ventilated facades not only give the buildings expressive architectural shape, but also provide protection of the ...
D.V. Nemova   +2 more
doaj   +1 more source

An assessment of the CORCON-MOD3 code. Part 1: Thermal-hydraulic calculations [PDF]

open access: yes, 1996
This report deals with the subject of CORCON-Mod3 code validation (thermal-hydraulic modeling capability only) based on MCCI (molten core concrete interaction) experiments conducted under different programs in the past decade. Thermal-hydraulic calculations (i.e., concrete ablation, melt temperature, melt energy, concrete temperature, and condensible ...
Strizhov, V.   +4 more
openaire   +2 more sources

Oxidation of trichloroethylene, toluene, and ethanol vapors by a partially saturated permeable reactive barrier [PDF]

open access: yes, 2014
The mitigation of volatile organic compound (VOC) vapors in the unsaturated zone largely relies on the active removal of vapor by ventilation. In this study we considered an alternative method involving the use of solid potassium permanganate to create a
Hydrogeology   +5 more
core   +1 more source

Thermal-hydraulic calculation of heat exchanger

open access: yes, 2019
This bachelor thesis deals with thermal-hydraulic calculation of heat exchanger. The first part describes the basic types of heat exchangers considering their construction and utilization.
Zemach, Vít
core   +1 more source

Cooling the intact loop of primary heat transport system using Shutdown Cooling System in case of LOCA events

open access: yesEPJ Nuclear Sciences & Technologies, 2015
The purpose of this paper is to model the operation of the Shutdown Cooling System (SDCS) for CANDU 6 nuclear power plants in case of LOCA accidents, using Flowmaster calculation code, by delimiting models and setting calculation assumptions, input data ...
Icleanu Diana Laura   +2 more
doaj   +1 more source

Development of a three-dimensional method for thermal-hydraulics/neutronics coupling analysis and its application on CFETR helium-cooled solid breeder blanket

open access: yesInternational Journal of Advanced Nuclear Reactor Design and Technology, 2021
Blankets are of practical importance in the fusion reactor due to their main functions for engineering application. As the fusion power designed for the Chinese Fusion Engineering Test Reactor (CFETR) is increased from 200 MW to 1.5 GW during its phase ...
Qiang Lian   +3 more
doaj   +1 more source

Application of Hofer’s formula in thermal hydraulic calculations of oil transportation systems

open access: yesProspecting and Development of Oil and Gas Fields
Hydrodynamic calculations are a mandatory procedure when designing new and upgrading and operating existing oil transportation systems, which are performed using computer methods. The implementation of new calculation technologies creates conditions for the use of more accurate mathematical models to describe the hydrodynamic processes that accompany ...
Serediuk, Mariia, Bortniak, Olena
openaire   +2 more sources

Thermal-hydraulic performance of mist/compressed humid air two-phase flow in an airfoil channel recuperator [PDF]

open access: yes, 2021
The introducing water mist into the cold channel of recuperator was adopted to improve the thermal-hydraulic performance of compressed humid air in a megawatt grade humid air turbine cycle.
Cheng, Keyong   +9 more
core   +1 more source

Numerical Simulation of Minichannel and Microchannel Evaporators with Headers and Louvered Fins— Investigating the Thermal-Hydraulic Performance of New Refrigerant Mixtures [PDF]

open access: yes, 2012
The need for more compact and more efficient heat exchangers in the aerospace, automotive, and HVAC&R industries has led to the development of heat exchangers that utilize minichannel or microchannel tubes coupled with louvered fins.
Ramalingam, Mysore   +3 more
core   +1 more source

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