Results 1 to 10 of about 10,778,698 (292)

Study on Calculation of Inlet Steam and Inlet Water Flow of Drain Pump of Low Pressure Heater [PDF]

open access: yesE3S Web of Conferences, 2023
In the traditional drainage system of low pressure heater of thermal power unit, the measuring point of drain pump is usually added to directly measure the water and steam flow of low pressure heater of drain pump with instruments.
Zhu Lingkai   +4 more
doaj   +3 more sources

Organic Rankine Cycle Optimization Performance Analysis Based on Super-Heater Pressure: Comparison of Working Fluids [PDF]

open access: yesEnergies, 2021
The organic Rankine cycle (ORC) is widely accepted to produce electricity from low-grade thermal heat sources. In fact, it is a developed technology for waste-heat to electricity conversions.
Ana Fernández-Guillamón   +3 more
doaj   +4 more sources

STUDYING CHARACTERISTICS OF THE HEAT PIPE OF A LOW-PRESSURE STEAM ELECTRIC HEATER WITH DIFFERENT TYPES OF HEATERS

open access: yesEurasian Physical Technical Journal
The article deals with developing and analyzing a heat pipe of a low-pressure steam electric heater intended for autonomous heating systems. The object of the study is two types of heating elements: a tubular electric heater with a nichrome spiral and ...
R.R. Buzyakov   +4 more
doaj   +4 more sources

Numerical Simulation Analysis of Heating Effect of Downhole Methane Catalytic Combustion Heater under High Pressure

open access: yesEnergies, 2022
The hot exhaust gas generated by a downhole combustion heater directly heats the formation, which can avoid the heat loss caused by the injection of high-temperature fluid on the ground.
Yiwei Wang   +6 more
doaj   +2 more sources

Research on Oxygenated Treatment for High Pressure Heater Drainage Water of Ultra Supercritical Units

open access: yesZhongguo dianli, 2020
In order to avoid the potential risk of extensive oxidation skin peeling in the superheater and reheater that arises from dosing high concentration oxygen (a.k.a high oxygenated treatment), some power plants adopt the low concentration oxygenated ...
Long MENG   +5 more
doaj   +2 more sources

Experimental facility for the study of the processes in mixing low-pressure heaters of k-1000-60/3000 turbines

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2020
Nowadays, the development of nuclear energy is determined by solving the set of scientific and technical problems that provides reliable, safe and sustainable work of the operated and designed NPPs.
Андрій Анатолійович Смичок   +4 more
doaj   +6 more sources

Large-scale fluctuations during a boiling crisis and during the boiling up of a superheated liquid jet [PDF]

open access: yesE3S Web of Conferences, 2023
The results of an experimental study of pulsation processes during the transition from nucleate to film boiling on a wire heater and in transient regimes of boiling up of a liquid jet flowing from a high-pressure chamber are presented.
Reshetnikov Alexander   +2 more
doaj   +1 more source

The Effect of Terminal Temperature Difference of Heater in a 660 MW Unit on Heat Economy

open access: yes南方能源建设, 2021
[Introduction] The heater’s terminal temperature difference is one of the main reasons that affect the heat economy of the unit. It has great significance to accurately and quantitatively calculate the effect of heater’s terminal temperature difference ...
MA Yibo, LIU Xinping
doaj   +1 more source

Solar repowering existing steam cycle power plants

open access: yesInternational Journal of Thermofluids, 2023
Currently concentrating solar power technologies are increasingly being researched. Using solar energy for replacement of regenerative feed water heaters and partial replacement of economizer and evaporating heating surfaces of the existing steam ...
Erkinjon Matjanov, Zarina Akhrorkhujaeva
doaj   +1 more source

Numerical investigation of steady state characteristics and stability of supercritical water natural circulation loop of a heater and cooler arrangements

open access: yesNuclear Engineering and Technology, 2021
The present paper studies the thermal-hydraulic behaviour of the rectangular supercritical natural circulation loop (SCNCL) using numerical model of one dimensional.
Santosh Kumar Rai   +2 more
doaj   +1 more source

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