FG Thermische Energietechnik
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- Scientific journal article not peer-reviewed (16) (remove)
Keywords
- Braunkohle (1)
- Coal Combustion (1)
- Data preparation (1)
- Energiespeicherung (1)
- Flexibilisierungsmaßnahmen (1)
- Photovoltaic (1)
- Trocknung (1)
- Verbrennung (1)
- Wasserstoff (1)
- Wirbelschicht (1)
Institute
BTU
From its foundation of the chair of power plant
technology at Brandenburg University of Technology
Cottbus – Senftenberg, the combustion
research has engaged with current issues of conventional
power plant technology. The focus of
his research activity was starting from development
of technology to maximize the efficiency,
switched to the new research field of oxyfuel
technologies and working currently on questions
about operational flexibility as reaction of
changes in the current energy sector. There are
many concepts for increasing plant flexibility,
but without optimization of flame monitoring
and re-evaluation of existing limits, this potential
for optimization can’t be sufficiently used.
The current research project to increasing thermal
plant flexibility of existing coal-fired power
plants is implementing the necessity for analysis
and optimization research. Therefore, one
goal is a significant progress in the evaluation
of cyclic operation with higher load transients
and load cycles of coal-fired power plants. Furthermore,
a research evaluation about the effects
on the components life of components of
the water-steam cycle is possible.
At first I was wondering what the structure of an article about pressurized steam fluidized bed drying could look like. After some thought, I knew that it should be divided into two parts. In order to highlight the creative and inventive spirit of former engineers, as well as their struggle to increase the efficiency of drying machines, a historical outline of the drying technology in general and the concept of steam fluidized bed drying in particular will form the first part of the article. The second part will present the practical and research contribution of Prof. Krautz and his colleagues to the advancement of this field. The article as a whole will be able to provide an overview of the coal/lignite drying, with focus on the pressurized steam fluidized bed drying principle implemented in the Lusatian mining area.
In the last two decades, a rapid expansion of photovoltaic (PV) power plants of different sizes has taken place. Along with this, the interest from science and industry is growing, exploring the strengths and weaknesses of this technology as well as further developing the efficiency in its production and operation. For planning and operating of PV power plants, valid energy yield forecasts are desirable. These forecasts are also important to draw conclusions for the monitoring of future PV technologies. The analysis, evaluation and processing of meteorological and technical measurement datasets play an essential role.
In this article, high-resolution measurement data sets of a mobile, autarkic test system are analyzed firstly. The measured data are checked for plausibility and validity with the corresponding methods. After this observations and phenomena with meteorological cause are described. In a second step, a practicable procedure for the preparation of the measurement data is presented, in order to make it suitable for further calculations, e.g. identification of photovoltaic module parameters for energy yield calculations. The focus is particularly on the flexibility, adaptability and code performance of the processing procedure. Results, evaluations and outlooks on the methods used, measurement data and selected software packages are made.