By Andrzej Witkowski, Andrzej Rusin, Miroslaw Majkut, Sebastian Rulik, Katarzyna Stolecka
Providing a complete research of CO2 compression, transportation techniques and issues of safety for put up combustion CO2 catch functions for a 900 MW pulverized tough coal-fired energy plant, this booklet assesses options for reinforcing the strain of CO2 to pipeline strain values with a minimum volume of strength. 4 sorts of compressors are tested intimately: a standard multistage centrifugal compressor, integrally geared centrifugal compressor, supersonic surprise wave compressor, and pump machines. The examine demonstrates that the whole compression strength is heavily concerning the thermodynamic method and isn't made up our minds by means of compressor potency on my own. one other challenge addressed is that of CO2 pipeline shipping from the compressor outlet web site to a disposal web site less than warmth move stipulations. The e-book additionally beneficial properties an research of simulations and types which are used to figure out the utmost secure pipeline distance to next booster stations as a functionality of inlet strain, ambient temperature, thickness of the thermal insulation and ground-level warmth flux stipulations. This publication specializes in compression in addition to transportation strategies with specific emphasis at the protection hazards regarding the delivery of CO2. crucial challenge by way of environmental safeguard is making sure special and trustworthy danger id. As risks can in simple terms be controlled successfully in the event that they are accurately pointed out, difficulties concerning the release and atmospheric dispersion of CO2 also are discussed.
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Additional resources for Advances in Carbon Dioxide Compression and Pipeline Transportation Processes
Majkut and A. 0:1 and the wide range of flow coefficient stages. The investment cost for an integrally geared compressor is lower than for a single-shaft compressor train. This is the result of a compact design with fewer impellers and a smaller impeller diameter. Owing to that, the installation is considerably lighter and requires less space. Furthermore, complete package units can be realized with coolers installed in steel frames and with completely assembled piping including necessary anti-surge loops (CO2 Europipe 2011).
The use of stainless steel for any components in contact with wet CO2 eliminates the problem. 2). 3). 2 Ramgen’s supersonic shock wave CO2 compressor: a Rotor flow path. b Rampressor rotor (Courtesy of Lawlor 2010) 20 A. Witkowski and M. 3 Competitive advantages and opportunities of the shock wave technology (Courtesy of Lawlor 2010) 246 °C. This offers the potential for significant heat integration without compromising the compressor performance. The combination of compression and heat recovery creates an even more impressive energy efficiency advantage by recovering 70–80 % of the electrical input energy in the form of useful heat.
This minimum liquefaction pressure is dictated by the cooling medium temperature if water in ambient conditions is used. In order to evaluate the potential for liquefying CO2 at a pressure value below the minimum of 6 MPa, CO2 is cooled to a temperature below ambient during liquefaction at cryogenic pressure. 76 MPa passing through four compression sections intercooled with water to 38 °C. Liquefaction is then carried out at −25 °C or better at −30 °C with the refrigeration cycle, after which CO2 is pumped to the final pressure value.
Advances in Carbon Dioxide Compression and Pipeline Transportation Processes by Andrzej Witkowski, Andrzej Rusin, Miroslaw Majkut, Sebastian Rulik, Katarzyna Stolecka