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Wyszukujesz frazę "membrane technology" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
Thermodynamic evaluation of supercritical oxy-type power plant with high-temperature three-end membrane for air separation
Autorzy:
Kotowicz, J.
Balicki, A.
Michalski, S.
Powiązania:
https://bibliotekanauki.pl/articles/240116.pdf
Data publikacji:
2014
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
oxy-combustion
membrane technology
air separation unit
thermodynamic evaluation
oxy-spalanie
technologie membranowe
separator powietrza
ocena termodynamiczna
Opis:
Among the technologies which allow to reduce greenhouse gas emissions, mainly of carbon dioxide, special attention deserves the idea of 'zero-emission' technology based on boilers working in oxy-combustion technology. In the paper a thermodynamic analysis of supercritical power plant fed by lignite was made. Power plant consists of: 600 MW steam power unit with live steam parameters of 650°C/30 MPa and reheated steam parameters of 670°C/6 MPa; circulating fluidized bed boiler working in oxy-combustion technology; air separation unit and installation of the carbon dioxide compression. Air separation unit is based on high temperature membrane working in three-end technology. Models of steam cycle, circulation fluidized bed boiler, air separation unit and carbon capture installation were made using commercial software. After integration of these models the net electricity generation efficiency as a function of the degree of oxygen recovery in high temperature membrane was analyzed.
Źródło:
Archives of Thermodynamics; 2014, 35, 3; 105-116
1231-0956
2083-6023
Pojawia się w:
Archives of Thermodynamics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Analysis of a gas turbine used in a high temperature membrane air separation unit
Autorzy:
Kotowicz, J.
Michalski, S.
Powiązania:
https://bibliotekanauki.pl/articles/359807.pdf
Data publikacji:
2012
Wydawca:
Akademia Morska w Szczecinie. Wydawnictwo AMSz
Tematy:
pulverized-fuel boiler
oxy-combustion technology
“four end” membrane separator
Opis:
In this article computational algorithm and exemplary results for a model of an air separation unit (ASU) with “four end” high temperature membrane (HTM) were presented. First, the software environment for building of a "four end" membrane separator model was chosen. Then, a model of an air separation unit was created and preliminary calculations were made on that model. The air separation unit structure consists of a “four end” membrane, heat exchanger, electrical generator, air compressor and expander. Parameter that determines all flows in the ASU model is the oxygen mass flow rate. This mass flow rate is approximately the same as oxygen mass flow rate feeding oxy boiler working in a 460 MW power plant. The most important step of this paper was the integration of a model of pulverized fuel boiler in the oxy-combustion technology and the air separation unit model by sending flue gas from boiler to ASU. The characteristics of ASU such as power and efficiency as a function of the oxygen recovery rate were made. Maximal value of oxygen recovery rate was calculated. The difference between optimal compressor pressure ratio of the autonomic gas turbine and of the air separation unit are presented in this paper.
Źródło:
Zeszyty Naukowe Akademii Morskiej w Szczecinie; 2012, 31 (103); 128-133
1733-8670
2392-0378
Pojawia się w:
Zeszyty Naukowe Akademii Morskiej w Szczecinie
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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