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Low-cost single foot operated mechanical suction machine for rural health centers and hospitals [PDF]

open access: yesBMC Biomedical Engineering
Introduction Healthcare practitioners in low and middle-income countries encounter numerous challenges, including insufficient staffing, an unreliable electrical infrastructure, and constrained resources.
Ahmed Ali Dawud, Ahmed Mohammed Abagaro
doaj   +2 more sources

Experimental Investigation of Unsteady Static Pressure Field Behind a Circular Cylinder [PDF]

open access: yesEPJ Web of Conferences, 2022
In this paper a measurement of a static pressure in the wake behind a circular cylinder for the different Reynolds numbers is presented. For this purpose, a static pressure probe with built-in pressure transducer was used.
Suchý Jakub   +2 more
doaj   +1 more source

Corrosion Cases and Cause Analysis of Steam Tubine Low PressureCylinder blades for the Super - Critical Unit [PDF]

open access: yesCailiao Baohu, 2021
It was generally found that the low pressure cylinder blades of steam turbines had pitting corrosion during the overhaul of super-critical units. In order to analyze the causes of low pressure cylinder blades pitting corrosion, the corrosion products ...
HONG Xin-hua, LIU Hai-ling, LIU Xiang-liang
doaj   +1 more source

Analysis on Thermal Peak Shaving and Economic Performance of Gas-Fired Unit

open access: yesZhongguo dianli, 2021
Generally, low-pressure cylinder transformation with no-load heating are implemented in many cogeneration units to ensure heat supply in winter season.
Jiale LIU   +3 more
doaj   +1 more source

Research on 1000MW double reheat ultra-supercritical six-cylinder six-exhaust steam-turbine generator set [PDF]

open access: yesITM Web of Conferences, 2022
This paper introduces the application technology of a millionsecond reheat ultra-supercritical six cylinder six exhaust steam turbine, through the analysis of six cylinder six exhaust steam overall design scheme, to calculate the stability of the ...
Li Wei   +5 more
doaj   +1 more source

Analysis and treatment of abnormal vibration for low-pressure cylinder of 660 MW steam turbine units

open access: yesZhejiang dianli, 2023
Aiming at the abnormal vibration phenomenon of low-pressure cylinder during the debugging period of a new 660 MW ultra-supercritical steam turbine unit, through vibration test and analysis, it is concluded that the bearing bush of low-pressure cylinder ...
TENG Qianli   +5 more
doaj   +1 more source

Overview on the Current Situation of Steam Turbine Low-Pressure Cylinder Zero-Output Technology Under Background of Power Grid Peak Regulation

open access: yes发电技术, 2022
In order to solve the problem of peak load regulation in winter and new energy consumption in China, zero-output technology of low-pressure cylinder was proposed.
ZUO Qiyao   +4 more
doaj   +1 more source

Experimental Investigation of the Effect of Pilot Fuel Injection Pressure and Start of Injection on Combustion and Emission of RCCI Engine fueled with Diesel-CNG [PDF]

open access: yesمهندسی مکانیک شریف, 2021
The main feature of RCCI is the significant reduction of nitrogen oxides and soot pollutants as efficiency and fuel consumption decrease. The aim of this study was to investigate the effects of the start of diesel fuel injection and injection pressure ...
S. Ghaffarzadeh   +2 more
doaj   +1 more source

Study and aerodynamic improvement of steam turbine low pressure cylinder exhaust nozzle

open access: bronzeVestnik IGEU, 2017
E.Yu. Grigoryev   +3 more
openaire   +2 more sources

Performance Analysis and Application Research of Low-Pressure Cylinder Zero Output Technology on 320 MW Unit

open access: yesZhongguo dianli, 2021
Using low-pressure cylinder zero output technology can effectively improve the heating capacity and peak regulation capacity of the generation unit. In this paper, taking a 320 MW heating unit for example, firstly, Ebsilon software is used to calculate ...
Shuangbai LIU   +3 more
doaj   +1 more source

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