Wastewater

Solid Waste Management and Circular Economy

BA/MA: Quantification of Scope 3 emissions from waste management sector using the example of waste management in the Hannover Region
Literature research on the estimation of Scope 3 emissions in waste management sector

Collection of data required for estimation of scope 3 emissions of the waste management of the region aha from primary and secondary sources including waste generation, treatment, transport and disposal for the year 2022

Identify Scope 3 emission sources related to aha's waste management activities using the GHG Protocol

Evaluation of the results obtained and identifying the scope 3 emission sources that contribute the most to aha's carbon footprint

Recommendation for aha on how to reduce its Scope 3 emissions and achieving its emission reduction targets.

Type of work: Bachelor thesis, Master thesis (German)

Contact person: Sara Zahedi Nezhad M.Sc
RP/SA/BA: Literature research on methane oxidation and the use of biochar as a filter material in methane oxidation filters for landfill residual gas treatment of old landfills in the aftercare phase.
Literature review with respect to bio/methane oxidation filter material for residual methane gas adsorption and oxidation.

Suitability of different biochar to support methane oxidation in methane oxidation filters.

Supporting work to the Oxi-Loc project of the ISAH and the BAWN.

Discussion and evaluation of results of research on possible applications of biochar as a suitable additional material in methane oxidation filters for residual methane reduction of old landfills in the post-closure phase.

Start of work: Flexible

Type of work: Project work / Seminar paper / Bachelor thesis (German)

Contact person: Tim Kappmeier

kappmeier@isah.uni-hannover.de
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MTh: Sustainable rice straw management using the DAUMEN process

Type of work: Master Thesis (german/english)

Supervisor: PD Dr.-Ing. habil. Dirk Weichgrebe

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MA/ Praxisprojekt: Semi-technical trials on nitrogen recovery from the vapor condensates produced during sewage sludge drying

1. Literature research on nitrogen recovery from municipal sewage sludge
2. Implementation of semi-technical tests for nitrogen recovery from the vapor condensates occurring during sewage sludge drying at the test site
3. Evaluation of laboratory results
4. Drawing up a heat and nitrogen balance
5. Determination of optimal operating settings with regard to condensate quantities and nitrogen concentrations

Type of work: Master thesis or practical project with the company BIORESTEC GmbH (German)

Supervisor: PD Dr.-Ing. habil. Dirk Weichgrebe

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BA/RP: Recycling potential of bakelite ("thermoset") as a contribution to the recycling of waste electrical and electronic equipment (WEEE)

Art der Arbeit: Bachelorarbeit, Research Project

Ansprechperson: PD Dr.-Ing. habil. Dirk Weichgrebe

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RP/MTh: Comparative assessment of process approaches for the treatment and recovery of brewery spent grains

Art der Arbeit: Masterthesis (deutsch/englisch), Reseach project

Ansprechperson: PD Dr.-Ing. habil. Dirk Weichgrebe

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