Bachelor Theses / Master Theses

2025

Umbach, Jonas: Balancing and evaluation of selected reduction measures for direct greenhouse gas emissions from wastewater treatment at the Kassel wastewater treatment plant

Butz, Martin: Influence of the proportion of extraneous water on the seasonal provision of wastewater heat from wastewater treatment plant effluents

Glatzel, Hannah: Influence of ultrapure water production for hydrogen electrolysis on the conductivity in wastewater and the operation of wastewater treatment plants

2024

Horn, Laura: Evaluation of biogenic activated carbons for the adsorption of organic trace substances using the example of 1H-benzotriazole

Stumpf, Lucas: Comparative consideration of design variants for activated sludge plants with back-up operation (SBR) according to draft worksheet DWA-A 210

2023

Degenhardt, David: Activity of activated sludge - Development of laboratory instructions taking into account different respiration states and determination of reference values

Yuan, Yufeng: Analysis of the influencing boundary conditions on the activity of polyphosphate-accumulating organisms using the example of the Langenhagen wastewater treatment plant

Caspari, Judith: Development and analysis of measures to reduce emissions from sewage sludge drying plants

Schneider, Lisa-Marie: Oxygen depletion of activated sludge - Experimental evaluation of inhibited bacterial activity in depletion experiments

Kollmann, Flavia: Evaluation of innovative concepts for urban wastewater and rainwater utilization for the city of Kassel

Kraft, Maren: Determination of reference values for the activity of activated sludge considering different experimental conditions

2022

Röver, Franziska: Evaluation of the use of magnetic-inductive flow meters for an optimized feeding strategy of sewage sludge humification plants

Abt, Franziska: The investigation of the performance of a novel membrane bioreactor (MBR) with rotating hollow fiber membrane module at continuous flow rate

Cicek, Cihan Armin: Evaluation of phosphorus elimination processes at the Schlüchtern-Niederzell wastewater treatment plant against the background of more stringent effluent requirements

Höhmann, Leonie: Remediation backlog in the water supply - Development of a remediation concept for the Niedenstein Tiefzone water tank

2021

Lindemann, Sophie Elise: Immission analysis and development of suitable measures to reduce critical discharges into the Wehlenbach (town of Hallenberg)

Kregel, Martine: Evaluation of the dewaterability and drying of powdered activated carbon precipitated sludge as a starting material for targeted phosphorus recovery

Pronold , Henri: Current state of research on the process-determining influencing factors of bio-P elimination

Salamah, Ummi : Foam formation and defoamer application on an industrial wastewater treatment plant

Zia, Tariq: Comparison of the design approaches according to the worksheets DWA-A 226 (E) and DWA-A 131

Thormann, Malte: Balancing of nitrous oxide emissions from wastewater treatment and sludge treatment processes using the example of a municipal wastewater treatment plant

Steinicke, Natascha: Status quo of large-scale disintegration plants with the aim of phosphorus recovery from wet sludge

Diedrichsen, Jan: Secure water supply in climate change - Development of a solution concept for the municipalities of Neuental and Jesberg

Geca, Wiktoria: Balancing methane emissions from wastewater treatment and sludge treatment processes using the example of a municipal wastewater treatment plant

Hoffmann, Niklas Bjarne: Biogas production and utilization in a dairy plant

Sabonete, Luisa: Retention soil filters for non-urban road drainage - legal framework, application and experience -

Vallino, Egidio Giovanni: Combination process for arsenic removal from drinking water using adsorption on alumina and ultra-low pressure ultrafiltration

2020

Wolf, Marius: Development of adaptation strategies for the extraction and treatment of drinking water to secure the future supply of drinking water in Witzenhausen

Höft, Lukas: Upgrade concept for a drinking water treatment plant for arsenic removal: testing of possible arsenic elimination processes

Nording, Suzanne Joyce: Evaluation of a critical proportion of extraneous water with regard to nitrogen and approaches to reducing extraneous water in rural areas

Jahn, Jens: Possibilities of optimizing underloaded activated sludge plants with anaerobic sludge stabilization with regard to process engineering, energy efficiency, economic efficiency

Probol, Ann-Kristin: Water-sensitive design of the new urban quarter "Blüthlinde

Knabe, Marieke: State of the art of nitrogen elimination in municipal wastewater treatment plants

2019

Bräuer, Luca: Investigations into the external aerobic stabilization of the Prinzenstein wastewater treatment plant

Nguyen, Phi Van: Energy saving potentials through modified sewage sludge treatment:_{CO2 considerations} on municipal wastewater treatment plants

2018

Schlemmer, Erik: State of the art of arsenic elimination for drinking water treatment in Germany

Pfaff, Johannes David: Investigation of the combustion behavior of screenings from wastewater treatment plants

Pohnert, Stephan: Profile measurements on a_{CO2 trickle degasser} for operational optimization

Füller, Pascal: Further development of the dynamic simulation model of a municipal wastewater treatment plant

Kühnel, Birk: Hydraulic performance of membrane filtration modules when using finely dispersed adsorbents for arsenic elimination

2017

Siebert ,Nico: Energy-efficient drinking water supply - Energetic optimization of the drinking water network section "Simmershausen-Osterberg" in Vellmar -

Schnitker, Jannis: Evaluation of discharge data at the Mühlweg stormwater overflow in Hessisch Lichtenau and modernization of the measurement and data acquisition system

Wolf, Christian: Analysis of the residual material "screenings" at municipal wastewater treatment plants

Bindel, Sven: Utilization of process water at municipal wastewater treatment plants

Heinemann, Sarah: Batch test series for the determination of digester gas quality and quantity from screenings

Amini, Sonja: Validation of the new mathematical model approach for the estimation of the volumetric mass transfer coefficient

Jacki, Elena: Estimation of the pollution of surface waters with micropollutants from municipal wastewater using the example of the Lahn catchment area

Elger, Lukas: Flexible treatment of process water using membrane filtration systems

2016

Vollmer, Kristin: Assessment of the effects of climate change on combined sewer overflows using the example of the Kassel-Forstfeld / Kassel-Bettenhausen sewer network catchment area

Haferkamp, Philipp: Conceptual design of a treatment stage for arsenic elimination for mobile drinking water treatment plants using the example of the water backpack for an application in Bangladesh

Frank, Sergej: Energy optimization at a municipal wastewater treatment plant - development of a CHP, heating and gas tank concept for the Diez wastewater treatment plant

Schnackenberg, Michael: Development of a concept for energy efficiency optimization of the biogas plant of Schnackenberg GmbH in Westertimke

Knispel, Julia: Conceptual design and further development of the bioreactor with rotating fixed bed

Knispel, Sarah: Creation of a_{CO2 balance} over the entire product life cycle of the water backpack

2024

Abt, Franziska: Analysis of the influence of isolated boundary conditions on the formation of nitrous oxide in a laboratory-scale activated sludge system

Deeb, Rameh: Advanced wastewater treatment by direct dosing of powdered activated carbon into the biological treatment stage of municipal wastewater treatment plants

Spielvogel, Maleen: Secure water supply in the face of declining groundwater conditions - an analysis of tensions using the example of a community in central Hesse

Hoffmann, Stephan: Operation and optimization of a treatment system for the removal of ammonium and iron from well water for rural development regions using the example of a pilot test in Tanzania

Höhmann, Leonie: Derivation and evaluation of nitrous oxide emission factors of a municipal wastewater treatment plant based on long-term measurements

Schakau, Malte: Oxygen transfer into aerobic granular sludge in a rotating hollow fiber membrane bioreactor system

Höft, Lukas: Wastewater heat utilization from the effluent of wastewater treatment plants - determination of the wastewater heat potential for Hesse

2023

Röher, Dominic: Investigations on wastewater treatment with regard to wastewater reuse in the Spanish province of Toledo

Dikmen, Selin: Photovoltaic use for energy supply at wastewater treatment plants - Application status and perspectives

Ferle, Kilian: Evaluation of the influence of different C-sources and nitrate on the activity of polyphosphate-accumulating organisms based on P-dissolution experiments

Pronold, Henri: Optimization of the purification strategy of a novel membrane bioreactor with rotating hollow fiber membrane module at continuous flow rate

Koch, Tobias: Model-based analysis of damage scenarios on a critical infrastructure in the water supply sector

Peupelmann, Dennis: Influence of particulate water constituents on the oxidation of organic trace substances using ozone

Brumm, Nora: Modeling the desorption behavior of organic trace substances when using activated carbons for advanced wastewater treatment

Thormann, Malte: Evaluation of the reduction potential of nitrous oxide emissions from municipal wastewater treatment plants on the basis of large-scale measurements at the Ulm-Steinhäule wastewater treatment plant

Wille, Ernst-Marius: Oxygen transfer into thickened activated sludge in a novel membrane bioreactor with a rotatable hollow fiber membrane module

2022

Eckel, Lars: SBR process - range of variants, operational specifics and application status

Lüdtke, Malte: Secure water supply in the event of declining groundwater conditions - a stress field analysis using the example of the municipality of Kaufungen

Schmitt, Hendrik: Modeling the adsorption kinetics of trace substance elimination on activated carbon

Pfannkuch, Lisa: Evaluation of optimization measures at the Kämmerzell pumping station: material investigation

Bräuer, Luca: Influence of dissolved and particulate substances on the elimination of trace substances using ozone

Siebert, Nele: Sensitivity analysis of model parameters for the simulation of trace substance elimination on activated carbon

Hochhuth, Natalie: Comparative analysis of material parameters from material sampling of pipe liners with an age of up to 20 years

Dienethal, Jan Philipp: Performance potential of MBR plants - dimensioning and reality

Dong, Xiaowen: Status quo, experience and perspective of NASS applications - national and international

2021

Feiertag, Leonie: Adsorption assessment of dissolved organic matter and organic micropollutants using activated carbon from residual biomass

Azmaa Oyunsukh: Development of a concept for process water storage and optional process water treatment by deammonification in a common structure

2020

Winter, Tobias: Media research and basic research on the planning method of Building Information Modeling (BIM) in the urban water management sector

Kampshoff, Hendrik: Evaluation of selected Hessian wastewater pond, submersible and trickling filter plants for performance optimization of nitrogen elimination

Füller, Pascal: Evaluation of selected Hessian wastewater treatment plants using the conventional activated sludge process to optimize the performance of nitrogen elimination

Wolf, Christian: Volumetric oxygen transfer coefficient in highly saline media

Pohnert, Stephan: Concept for advanced wastewater treatment at the Kassel wastewater treatment plant

Kosmützky, Alina: Evaluation of selected municipal wastewater treatment plants in Hesse on the efficiency of nitrogen elimination

Cordts, Lukas: Conception of an Integrated Water Resource Management (IWRM) at the University of Kassel using the example of Campus Holländischer Platz

Heinemann, Nils: Typification of wastewater treatment plants in North-East Hesse against the background of the amended Waste Sewage Sludge Ordinance

Emmert, Sarah: Evaluation of selected municipal wastewater treatment plants in Central Hesse against the background of the Hessian Phosphorus Action Program

2019

Jian, Lincheng: Combination process for arsenic elimination from raw water using electrolysis and ultra-low pressure ultrafiltration

Bohlen, Peter: Inventory and process engineering conception of wastewater treatment in the chemical industry using the example of a pharmaceutical and medical supplies company

Mrstany, Mohamad: Potential study for the systemic optimization of the drinking water supply of the districts Niederlistingen and Oberlistingen in the municipality of Breuna

Bednarz, Justyna: Arsenic elimination from raw water by means of adsorption on powdered adsorbents

Liese, Valerie: Material-energetic balancing and profitability analysis of the KlärWert plant at the Steinhof sewage treatment plant (Braunschweig)

Moßhammer, Heiko: Possibilities of optimized tailings management to reduce salt inputs into surface waters

Karpf, Mitja Alexander: Groundwater remediation of contaminated sites using the example of a tar-oil contaminated aquifer in Gelsenkirchen

Ladda, Svenja: Resource-oriented wastewater management and potentials of sector coupling using the example of Äußere Oststadt Erfurt

Wie, Wie: Laboratory studies on biogenic sulphide precipitation in industrial wastewater containing heavy metals

Haferkamp, Philipp: Construction and operation of a semi-technical pilot plant for arsenic elimination from raw water using electrocoagulation

Podlich, Andreas: Possibilities of avoiding increased MAP formation in wastewater treatment plants with increased biological phosphorus elimination

Böhme, Claudia: Disposal of saline wastewater in Germany - challenges, solution strategies and limits

2018

Machelett, Lukas: Extension of a water treatment station by a treatment stage for arsenic elimination - verification of the chemical and hydraulic performance in continuous filtration operation

Ansari, Jubin: Solar driven disinfection of treated wastewater for reuse applications: Evaluation of capacity, operational parameters and treatment performance of an innovative electro-chlorination pilot system operation at STP El Toyo in Andalusia/Spai

Moussa, Mikhael: Electrocoagulation for arsenic and fluoride elimination from drinking water

Heinemann, Sarah: Technical and economic comparison of concepts for the conversion of smaller wastewater treatment plants to anaerobic sludge stabilization

Zhang, Nan: Laboratory tests on arsenic and fluoride elimination from drinking water using finely dispersed adsorbents

Hartmann, Stefan: Quality-assured development and verification of a process for the production of a CO-containing test gas atmosphere in the emission simulation facility of the Hessian State Agency for Nature Conservation, Environment and Geology

Knispel, Sarah: Investigations into the operational suitability of an activated carbon filter bed for the simultaneous elimination of phosphorus and trace substances with regard to the load of solids

Niu, Yiyi: Biogenic sulphide precipitation in industrial wastewater containing heavy metals

Liao, Mengzhen: Development of a concept for the treatment of condensed water of a gas pressure control system

Loebelt, Norman: Volumetric oxygen transfer coefficient in high-saline media - construction of a test rig adapted to the high-saline medium and implementation of the oxygen transfer tests -

Borchert, Marvin: Investigations into the treatment of an industrial wastewater stream from tire washing with a focus on the heavy metal copper

Ruppert, Ramona-Margarita: Simulation-based immission-oriented assessment of water pollution from urban water management discharges in the municipality of Poppenhausen (Wasserkuppe) in accordance with the Hessian guideline "Immissions Consideration" and the Hessian tool package as a possible implementation instrument

Nörenberg, Franziska: Studies on arsenic elimination from drinking water using iron hydroxide-based adsorbents and iron-containing clays

Nuhn, Lucas: Investigations into the energetic optimization of the Lauterbach wastewater treatment plant through the integration of anaerobic sewage sludge treatment

2017

Turowsky, Dino: Detection of ageing processes in wastewater pipes using optical inspections using the example of the Innerste wastewater pipes at Harzwasserwerke

Meyer, Hans Michael: Evaluation of the filtration performance of a semi-technical test plant for phosphorus elimination

Hofmann, Anna: Wastewater reuse for hydroponic plant production - development of process engineering concepts for water and nutrient reuse downstream of a municipal wastewater treatment plant -

Egetenmeier, Sebastian: Validation of a mathematical model approach for the estimation of the volumetric mass transfer coefficient _kLa

Jankowski, Steffen: Investigations into the use of UV technology for water disinfection in the aquaculture sector

Kaya, Yasmin: Investigations on a filter column for phosphorus elimination with special consideration of operational optimization

Wolf, Julia: Stationary reconsideration of the MBR GKW Nordkanal on the basis of the current DWA technical regulations

Will, Catharina: Climate-friendly drinking water supply - concept development for the network area of RhönEnergie Fulda GmbH

Luo, Zhanghangzhi: Effect of powdered activated carbon (PAH) on the interface factor α in activated sludge systems with different dry matter contents

Köhler, Manja: Investigations into the expansion of a mobile water treatment plant with a treatment stage for arsenic elimination

Dircks, Sophia: Combination of MBR and powdered activated carbon for the treatment of hospital laundry wastewater - planning, analysis and evaluation

Seela, Florian: Remediation concepts for drinking water storage facilities

Wetekam, Sarah: Upgrading municipal wastewater treatment plants in the district of Waldeck-Frankenberg

2016

Hartel, Sabrina: Water sector analysis in Da Nang (Vietnam)

Heinze, Christina: Media research on the topic of "micropollutants" with a special focus on the Hessian water body "Lahn"

Buchhorn, Mikko: Investigations on the influence of changing inflow loads on the process stability of the Nereda process

Füller, Joscha: Optimization of a municipal wastewater treatment plant through the implementation of partial flow processes for nitrogen elimination in sludge water

Warkentin, Alexander: Optimization of internal water use using the example of a milk powder manufacturer and analysis of the transfer potential in sustainable industrial area planning

Somayya, Mais: Use of innovative sanitary systems on the campus of the University of Kassel "Holländischer Platz"

Finn, Nadine: Raw water ultrafiltration as a preliminary stage for a solar-powered drinking water disinfection system - evaluation of hydraulic and material performance

Hark, Katharina: Investigations of novel ultrafiltration membrane modules with regard to hydraulic and microbiological performance

Umbach, Franziska: Energy efficiency and energy generation at municipal wastewater treatment plants - Implementation of an energy efficiency analysis for the Homberg (Efze) wastewater treatment plant against the background of energy generation