Sumários
Direct biowaste use. Hydrogen and dark fermentation
13 novembro 2019, 10:00 • Jorge Oliveira
Processing of biowastes for direct use as pellets for combustion. Processing needs to meet regulations.
Biohydrogen. Dark fermentation and other biohydrogen routes. Use of hydrogen for transport with electric engines (hydrogen fuel cells)
Biowastes
13 novembro 2019, 09:00 • Jorge Oliveira
Characterisation and analysis of biowastes. Regulations. Applications for biofuels
Introduction to biowaste to energy topic. Biofuels
11 novembro 2019, 15:30 • Jorge Oliveira
Introduction to the topic of energy from biowaste: the framework. Biowaste as a valuable resource, a cost, and a hazard. EU regulations concerning biowaste disposal and concerning biofuels, and their relevance to the topic.
Biofuels in general (classification as 1st, 2nd, 3rd and 4th generation). Problems of dedicated biomass production, competition for arable land and the food chain. Yields. Biowaste as a major source for biofuels.
Gasification III
6 novembro 2019, 10:00 • Francisco Manuel Da Silva Lemos
Presentation on Gsification by one of the studentes.
Process schematics for Fischer-Tropsch Synthesis.
Catalyst types and operating temperature ranges.
Need to adjust the H2/CO ratio depending on the desired product and how to do it.
Typical product distribution - Schulz-Flory equation.
Prof. Maria Amélia Lemos was also present.
Gasification II
6 novembro 2019, 09:00 • Francisco Manuel Da Silva Lemos
Gasification technology.
The need to change the type of reactor to increase power - moving bed, fluidised bed and entrained bed technologies.
Plasma gasification - introduction.
Prof. Maria Amélia Lemos was also present.