{"id":{"repo_id":"cape-town","oai_identifier":"oai:open.uct.ac.za:11427/5328"},"canonical_url":"https://search.dev.ndltd.org/etd/cape-town/oai:open.uct.ac.za:11427/5328","repository":{"repo_id":"cape-town","name":"University of Cape Town","base_url":"https://open.uct.ac.za/oai/request"},"display":{"title":"Recycling the tail-gas during the low temperature Fischer-Tropsch process","abstract":"For the economically viable operation of an iron-based Fischer-Tropsch technology, two options are available: (i) use a diluted feed, such as nitrogenrich synthesis gas, thereby saving on synthesis gas costs [Jess et aI., 1999] or (ii) recycle of the unconverted synthesis gas that leaves the reactor, after condensation of the liquid products (or use a number of reactors in series with intermediate condensation of the products). The tail-gas from the FischerTropsch reactor contains un-reacted synthesis gas, CO2, water vapour and lower hydrocarbons (oletins, paraffins and oxygenates). This stream can in principle be recycled back to the Fischer-Tropsch reactor, and thereby reducing the load on the reformers. However, it is necessary to understand what effects the constituents in the tail gas will have on the Fischer-Tropsch process when this stream is recycled back directly to the Fischer-Tropsch reactors.","abstract_html":"For the economically viable operation of an iron-based Fischer-Tropsch technology, two options are available: (i) use a diluted feed, such as nitrogenrich synthesis gas, thereby saving on synthesis gas costs [Jess et aI., 1999] or (ii) recycle of the unconverted synthesis gas that leaves the reactor, after condensation of the liquid products (or use a number of reactors in series with intermediate condensation of the products). The tail-gas from the FischerTropsch reactor contains un-reacted synthesis gas, CO2, water vapour and lower hydrocarbons (oletins, paraffins and oxygenates). This stream can in principle be recycled back to the Fischer-Tropsch reactor, and thereby reducing the load on the reformers. However, it is necessary to understand what effects the constituents in the tail gas will have on the Fischer-Tropsch process when this stream is recycled back directly to the Fischer-Tropsch reactors.","abstract_has_math":false,"creators":["Govender, Nilenindran Sundra"],"institution":"Department of Chemical Engineering","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Van Steen, Eric","Janse van Vuuren, Matthys"],"committee_chairs":[],"committee_members":[],"year":2005,"date_issued":"2005","date_published":"2005","updated_at":"2026-07-22T22:22:46Z","subjects":[],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11427/5328","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Van Steen, Eric","Janse van Vuuren, Matthys"]},{"key":"dc:creator","label":"Author","values":["Govender, Nilenindran Sundra"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2014-07-31T11:09:48Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2014-07-31T11:09:48Z"]},{"key":"dc:date.issued","label":"Date","values":["2005"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["Department of Chemical Engineering"]},{"key":"dc:publisher.institution","label":"Dc Publisher Institution","values":["University of Cape Town"]},{"key":"dc:type","label":"Dc Type","values":["Master Thesis"]},{"key":"dc:type.qualificationlevel","label":"Dc Type Qualificationlevel","values":["Masters"]},{"key":"dc:type.qualificationname","label":"Dc Type Qualificationname","values":["MSc"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/11427/5328"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Includes bibliographical references (leaves 98-106)."]},{"key":"dc:description.abstract","label":"Abstract","values":["For the economically viable operation of an iron-based Fischer-Tropsch technology, two options are available: (i) use a diluted feed, such as nitrogenrich synthesis gas, thereby saving on synthesis gas costs [Jess et aI., 1999] or (ii) recycle of the unconverted synthesis gas that leaves the reactor, after condensation of the liquid products (or use a number of reactors in series with intermediate condensation of the products). The tail-gas from the FischerTropsch reactor contains un-reacted synthesis gas, CO2, water vapour and lower hydrocarbons (oletins, paraffins and oxygenates). This stream can in principle be recycled back to the Fischer-Tropsch reactor, and thereby reducing the load on the reformers. However, it is necessary to understand what effects the constituents in the tail gas will have on the Fischer-Tropsch process when this stream is recycled back directly to the Fischer-Tropsch reactors."]},{"key":"dc:title","label":"Title","values":["Recycling the tail-gas during the low temperature Fischer-Tropsch process"]}]}],"canonical_facts":{"dc:contributor.advisor":["Van Steen, Eric","Janse van Vuuren, Matthys"],"dc:creator":["Govender, Nilenindran Sundra"],"dc:date.accessioned":["2014-07-31T11:09:48Z"],"dc:date.available":["2014-07-31T11:09:48Z"],"dc:date.issued":["2005"],"dc:description":["Includes bibliographical references (leaves 98-106)."],"dc:description.abstract":["For the economically viable operation of an iron-based Fischer-Tropsch technology, two options are available: (i) use a diluted feed, such as nitrogenrich synthesis gas, thereby saving on synthesis gas costs [Jess et aI., 1999] or (ii) recycle of the unconverted synthesis gas that leaves the reactor, after condensation of the liquid products (or use a number of reactors in series with intermediate condensation of the products). The tail-gas from the FischerTropsch reactor contains un-reacted synthesis gas, CO2, water vapour and lower hydrocarbons (oletins, paraffins and oxygenates). This stream can in principle be recycled back to the Fischer-Tropsch reactor, and thereby reducing the load on the reformers. However, it is necessary to understand what effects the constituents in the tail gas will have on the Fischer-Tropsch process when this stream is recycled back directly to the Fischer-Tropsch reactors."],"dc:identifier.uri":["http://hdl.handle.net/11427/5328"],"dc:language.iso":["eng"],"dc:publisher.department":["Department of Chemical Engineering"],"dc:publisher.institution":["University of Cape Town"],"dc:title":["Recycling the tail-gas during the low temperature Fischer-Tropsch process"],"dc:type":["Master Thesis"],"dc:type.qualificationlevel":["Masters"],"dc:type.qualificationname":["MSc"]},"updated_at":"2026-07-22T22:22:46Z"}