Prof. Dr.-Ing. Mathias Ernst

Contact

Adress

Hamburg University of Technology
Water Resources and Water Supply
Am Schwarzenberg-Campus 3 (E)
DE-21073 Hamburg

Office

Building E
Room 1.004

Telephone

+49 40 428 78 34 53

Fax

+49 40 428 78 29 99

E-Mail

mathias.ernst@tuhh.de

Office Hours

Wednesday, 14:00 bis 14:45

Working fields

  • Drinking water treatment, physico-chemical
  • Membrane technology, microfiltration, ultrafiltration, fouling issues, retention of dissolved organic matter (hybrid systems), nanofiltration, reverse osmosis
  • Water recycling, artificial groundwater recharge (indirect potable), fate of organic water constituents
  • Water quality assessment, characterization of organic water parameter, trace organic compounds
  • Decision support, Water Management assessment concepts and tools

Projects

Running projects at the Institute of Water resources and Water Suply

Lectures / Courses

  • Membrane Technology (WS, VL+ÜB)
  • Wasserressourcenmanagement (WS, VL+ÜB)
  • Sustainable Water Management (WS, VL+ÜB)
  • Modellierung von Leitungssystemen (WS, VL+ÜB)
  • Prozesse der Wasser- und Abwasserreinigung (SS, VL+ÜB)
  • Wasserwirtschaft und Gewässergüte (SS, VL)

 

 

Publications

Peer reviewed journals

  • Benecke, J.; Haas, M.; Ernst, M. (Hg.) (2016): Untersuchung von Scaling während der Umkehrosmose mittels Echtzeit-Bilderfassung der Membranoberfläche. Wasser 2016: Jahrestagung der Wasserchemischen Gesellschaft. Bamberg, 2.-4. May 2016.
  • Benecke, J.; Rozova, J.; Ernst, M. (Hg.) (2016): Anti-Scale Effects of dissolved organic carbon on gypsum scaling during reverse osmosis desalination. Proceedings of the 12th World Filtration Congress. Taipei, Taiwan, 11.-15. April 2016.
  • Meier, T.; Bendinger, B. (2016): Survival of pathogens in drinking water plumbing systems. Impact factors and sanitation options. In: Water Science and Technology: Water Supply 16 (4), S. 931–941. DOI: 10.2166/ws.2016.040.
  • Schulz, M.; Pohl, D.; Dorsch, T.; Bendinger, B.; Ernst, M. (Hg.) (2016): Entfernung von Huminstoffen bei der Aufbereitung reduzierter Grundwässer durch Membranhybridverfahren. Jahrestagung der Wasserchemischen Gesellschaft. Bamberg, 2.-4. May 2016.
  • Schulz, M.; Pohl, D.; Dorsch, T.; Bendinger, B.; Ernst, M. (Hg.) (2016): Combined coagulation/UF for enhanced NOM removal and fouling reduction. 1st International Symposium on Mobile Water Supply in Operations: Research and Field Experience. Münster,Germany, 7.-9. June 2016.
  • Schulz, M.; Soltani, A.; Zheng, X.; Ernst, M. (2016): Effect of inorganic colloidal water constituents on combined low-pressure membrane fouling with natural organic matter (NOM). In: Journal of Membrane Science 507, S. 154–164. DOI: 10.1016/j.memsci.2016.02.008.
  • Benecke J.; Rozova J.; Ernst M. (2015) Einfluss natürlicher organischer Wasserinhaltsstoffe auf das Scaling durch Gips bei der Umkehrosmose. Vom Wasser 113 (2) 59-61
  • Ernst M.; Schulz M., Dorsch T. (2015) Optimizing Removal of Dissolved Organics and Colour from Northern German Groundwater, IWA International  Conference Kobe, 20.-22.07.2015, Proceedings
  • Dorsch T., Schulz M., Ernst M. (2015) Verringerung der Färbung im Trinkwasser mittels Rohrflockung und Membranhybridverfahren, DVGW energie wasser-praxis 3
  • Beck A.; Ernst M., Kinetic modeling and selectivity of anion exchange in Donnan dialysis, Journal of Membrane Science, 479 (2015) 132-140
  • Plath M., Ernst M., Wichmann K., Energy efficiency and energy saving in the German water industry, Water Practice & Technology, 9/2, doi: 10.2166/wpt.2014.029
  • Tian JY., Ernst M., Cui F., Jekel M., Effect of particle size and concentration on the synergistic UF membrane fouling by particles and NOM fractions, Journal of Membrane Science, accepted for publication, http://dx.doi.org/10.1016/j.memsci.2013.06.016 
  • Tian JY., Ernst M., Cui F., Jekel M., KMnO4 pre-oxidation combined with FeCl3 coagulation for UF membrane fouling control, Desalination 320 (2013) 40–48.
  • Zietzschmann F, Ernst M., Godehardt, M., Paar H. Zheng X., Jekel, M. (2013) Linking UF reversible and irreversible fouling to the water quality of surface water and treated municipal wastewater, Desalination and Water Treatment, accepted for publication
  • Tian JY., Ernst M., Cui F., Jekel M., Effect of different cations on UF membrane fouling by NOM fractions, Chemical Engineering Journal, 223 (2013) 547–555.
  • Ernst M., Kiefer J., Energiewende: Sicherung des Grundwassers und potentielle Gefährdungen, KW Korrespondenz Wasserwirtschaft, 2013 / 6-1, 22-27.
  • Tian JY., Ernst M., Cui F., Jekel M., Correlations of relevant membrane foulants with UF membrane fouling in different waters, Wat. Res. 47 (2013) 1218-1228.
  • Zheng X., Plume S., Ernst M., Croué JP and M. Jekel, In-line coagulation prior to UF of treated domestic wastewater - foulants removal, fouling control and phosphorus removal, Journal of Membrane Science, 403 - 404 (2012) 129 -139.
  • Schulz, M., Godehardt, M., Boulestreau, M., Ernst, M., Miehe, U., Lesjean, B. and Jekel, M. (2012): Kolloidales Fouling von Niederdruckmembranen in der weitergehenden Abwasserreinigung: Analyse und Maßnahmen zur Verringerung. Vom Wasser - Das Journal, Vol. 110 (2012) 2, S. 46-49.
  • Sahar E., Messalem R., Cikurel H., Aharoni A., Brenner B., Godehardt M., Jekel M. and M. Ernst, Fate of antibiotics in activated sludge followed by ultrafiltration (CAS-UF) and in a membrane bioreactor (MBR), Wat. Res. 45 (2011) 4827 - 48346.
  • Paar H., Benecke J., Ernst M., Jekel M. (2011) Pre-coagulation and ultrafiltration of effluent impaired surface water for phosphorus removal and fouling control. Water Science and Technology: Water Supply, 211-218. 2011.
  • Zheng X., Ernst M. and M. Jekel, Stabilizing the performance of ultrafiltration in filtering tertiary effluent-Technical choices and economic comparisons, Journal of Membrane Science 366 (2011), pp. 82-91
  • Haberkamp J., Ernst M., Paar H., Pallischeck D., Amy G. and M. Jekel; Impact of organic fractions identified by SEC and fluorescence EEM on the hydraulic reversibility of ultrafiltration membrane fouling by secondary effluents, Desalination and Water Treatment 29 (2011) 73 - 86
  • Zheng X., Ernst M., Huck P. and M. Jekel; Biopolymer fouling in dead-end ultrafiltration of treated domestic wastewater, Wat. Res. 44 (2010) 5212-5221
  • Zheng X., Ernst M. and M. Jekel; Pilot-scale investigation on the removal of organic foulants in secondary effluent by slow sand filtration prior to ultrafiltration, Wat. Res. 44 (2010) 3203-3213
  • Neubrand W., Vogler S., Ernst M. and M. Jekel, Lab and pilot scale investigations on membrane fouling during the ultrafiltration of surface water, Desalination 250/3 (2010) 968-972
  • Sperlich A., Warschke D., Wegmann C., Ernst M. and M. Jekel, Treatment of membrane concentrates: phosphate removal and reduction of scaling potential, Wat. Sci. Techn. 61.2 (2010) 301-306.
  • Meng F., Drews A., Mehrez R., Iversen V, Ernst M., Yang F., Jekel M. & M. Kraume (2009) Occurence, source and fate of dissolved organic matter (DOM) in pilote-scale membrane bioreactors, Environ. Sci. Technol. 43 (2009) 8821-8826.
  • Iversen V.; Mehrez R.; Horng R.Y.; Chen C.H.; Meng F.; Drews A.; Lesjean B.; Ernst M.; Jekel M. and M. Kraume (2009) Fouling mitigation through flocculants and adsorbents addition in membrane bioreactors: comparing lab and pilot studies, J. Membr. Sci. 345, 21-30
  • Zheng X., Mehrez R., Jekel M. & M. Ernst (2009) Effect of slow sand filtration of treated wastewater as pre-treatment to UF, Desalination, 249/2, pp. 591-595.
  • Horng R.Y., Huang C.P., Chang M.-C., Shao H., Ernst M. & M. Jekel (2009) Enhancement of membrane filtration ability by pretreatment of secondary effluent using new photocatalytic oxidation system, Desalination and Water Treatment 6 (1-3) 184-189
  • Zheng X., Ernst M. & M. Jekel (2009) Identification and quantification of major organic foulants in treated domestic wastewater affecting filterability in dead-end ultrafiltration, Water Research 43 (2009), pp. 238-244
  • Haberkamp J., Ernst M., Makdissy G., Huck P. M. & Jekel, M. (2008) Protein fouling of ultrafiltration membranes - investigation of several factors relevant for tertiary wastewater treatment, Journal of Environmental Engineering and Science, 7 (2008), pp. 651-660
  • Ernst M. (2008) Recycling von Kommunalabwasser für den Einsatz im Olympischen Park 2008, Peking" (Recyling of domestic wastewater of application in Olympic Park 2008 Beijing), July/Aug. 2008, Fachzeitschrift DVGW energie | wasser-praxis. (in German)
  • Sperlich A., Zheng X., Ernst M. & M. Jekel (2008) An integrated wastewater reuse concept combining natural reclamation techniques, membrane filtration and metal oxide adsorption, Water Science and Technology, 57, 909-914.
  • Haberkamp J., Ernst M., Böckelmann U., Szewzyk U. & Jekel, M. (2008) Complexity of ultrafiltration membrane fouling caused by macromolecular compounds in secondary effluents. Water Research 42 (12), 3153-3161
  • Haberkamp J., Ruhl A. S., Ernst, M. & M. Jekel (2007) Impact of coagulation and adsorption on DOC fractions of secondary effluent and resulting fouling behaviour in ultrafiltration, Water Research, 41, 3794-3802.
  • Ernst M., Mehrez R., Drews A., Iversen I., Kraume M. & M. Jekel (2007) Continuous measurement and control of fouling active compounds in membrane bioreactor systems, Water Science and Technology, 56(7), 11-19.
  • Mehrez R., Ernst M. & M. Jekel (2007) Development of a continuous protein and polysaccharide measurement method by Sequential Injection Analysis for the application in membrane bioreactor systems. Water Science and Technology, 56(6), 163-171.
  • Bahr C., Schumacher J., Ernst M., Luck F., Heinzmann B. & M. Jekel (2007) SUVA as control parameter for the effective ozonation of organic pollutants in secondary effluent, Water Science and Technology, 55 (12), 267 - 274.
  • Ernst M., Sperlich A., Zheng X., Gan Y., Hu J., Zhao X., Wang J. & M. Jekel (2007) An integrated wastewater treatment and reuse concept for the Olympic Park 2008, Beijing, Desalination 2007, 202, (1-3), 293-301.
  • Bahr C., Ernst M., Heinzmann B., Jekel M., Luck F & A. Ried (2007) Ozonung von gereinigtem Abwasser zur Spurenstoffentfernung und Desinfektion (Ozonation of treated wastewater for removal of trace organic pollutents and disinfection), KA - Abwasser, Abfall 2007, 54 (9), 902 -908. (in German)
  • Bahr C., Ernst M. & M. Jekel (2007) Pilotuntersuchungen zur kombinierten oxidativ-biologischen Behandlung von Klärwerksabläufen für die Entfernung von organischen Spuren- und Wirkstoffen und zur Desinfektion. (pilot study on combined treatment (ozone - biological) for the removal of pharmaceutical and personal care products and disinfection), Schriftenreihe Kompetenzzentrum Wasser Berlin 2007, Band 5. (in German)
  • Ernst M. (2004), Wasserwiederverwendung zur Grundwasseranreicherung am Beispiel Pekings (Water reuse for groundwater recharge - example Beijing), 73. Darmstädter Seminar - Abwassertechnik, WAR Schriftenreihe Bd. 159, 113-128. (in German)
  • Ernst M., Lurot F. & J.C. Schrotter (2003) Catalytic ozonation of refractory organic model compounds in aquatic solution by pure g-alumina, Applied Catalysis B: Environment, 47, 15-25.
  • Pi Y., Ernst M. & J.C. Schrotter (2003) Effect Of Phosphate Buffer Upon CuO/Al2O3 And Cu (II) Catalyzed Ozonation Of Oxalic Acid Solution, Ozone Science and Engineering, 25(5), 393-397.
  • Hartig C., Ernst M. & M. Jekel (2001) Membrane filtration of two sulfonamides in tertiary effluents and subsequent adsorption on activated carbon, Water Research, 35(16), 3998-4003.
  • Ernst M., Sachse A., Steinberg C. & M. Jekel (2000) Characterization of the DOC in nanofiltration permeates of tertiary effluents, Water Research, 34(11), 2879-2886.
  • Ernst M., Bismarck A., Springer J. & M. Jekel (2000) Zeta-potential and rejection rates of a Polyethersulfone nanofiltration membrane in single salt solutions, Journal of Membrane Science, 165, 251-259.
  • Ernst M. & M. Jekel (1999) Advanced treatment combination for groundwater recharge of municipal wastewater by nanofiltration and ozonation, Water Science and Technology, 40/4-5, 277-284.
  • Ernst M., Blöcher C., Schläger J. & M. Jekel (1999) Removal of dissolved organic matter from tertiary effluent by nanofiltration, Vom Wasser, 92, 321-333.
  • Xingchao J. & M. Ernst (1998) Treating the nanofiltration concentrate of a tertiary effluent from a municipal wastewater treatment plant by ozonation and aerobic biotreatment, China Environmental Science, 4, 353-355.

Patent

  • WO 2005/047191 (Installation and method for the purification of an aqueous effluent by means of oxidation and membrane filtration), 26.05.2005, B01D 61/18 PCT/FR2004/002653 OTV SA

Conference proceedings

  • Ernst M., Kiefer J., Potentielle Gefahren für das Trinkwasser im Zuge der Energiewende, 24. Hamburger Kolloquim zur Abwasserwirtschaft, ISBN 978-3-942768-06-1, 1-11.
  • Schulz M, Godehardt, M, Boulestreau M, Ernst M, Miehe U, Lesjean B and M Jekel, M. (2012): Prediction of fouling potential of treated domestic wastewater by on-line submicron particle analysis. Aachener Membran Kolloquium 2012. Aachen, 7-8th November 2012.
  • Schulz M, Godehardt M, Boulestreau M, Ernst M, Miehe U, Lesjean B and M Jekel, (2012): On line submicron particle analysis for the assessment of fouling potential in tertiary membrane filtration. International Conference on Particle Separation: Advances in Particle Separation - Science, Technology, Practice. Berlin, 18-20th June 2012.
  • Schulz M, Godehardt M, Boulestreau M, Ernst M, Miehe U, Lesjean B and M Jekel (2011): Analysis of nanoparticles in treated domestic wastewater for improved understanding and prevention of membrane fouling. IWW Conference Water and Innovation - Water Technology. Amsterdam, 4th November 2011.
  • Sahar E, Ernst M, Godehardt M, Hein A, Herr J., Kazner C., Melin T, Cikurel H, Aharoni A, Messalem R, Brenner A & M. Jekel (2009) Comparison of two treatments for the removal of organic micro-pollutants: conventional activated sludge (CAS) followed by ultrafiltration (UF) vs. membrane bioreactor (MBR), 5th IWA specialised membrane technology conference for water & wastewater treatment, 1-3 September 2009, Beijing, China
  • Sahar E., Messalem R., Cikurel H., Aharoni A., Herr J., Lyko S., Kazner C., Wintgens T., Melin T., Godehardt M., Hein A. & M. Ernst (2008) Removal of Micro-pollutants from Municipal Wastewater: Comparative Study between Conventional Activated Sludge (CAS) followed by Ultrafiltration vs. Membrane Bio-Reactor (MBR) Treatment, German-Israeli Cooperation in Water Technology Research, 10th Status seminar, Dec. 1-2nd, Haifa/Israel.
  • Mehrez R, Ernst M. & Martin Jekel (2008), Sensitive monitoring of polysaccharides and proteins in membrane bioreactor systems, IWA Industrial Chemicals Nov. 9-11, Beijing
  • Horng R.Y., Huang C.P., Chang M.-C., Shao H., Ernst M. & Martin Jekel (2008) Enhancement of membrane filtration ability by pretreatment of secondary effluent using a new photocatalytic oxidation system, Conference on Membranes in Drinking Water Production and Wastewater Treatment, , Oct. 20 - 22, Toulouse.
  • Sperlich A., Warschke D., Wegmann C., Ernst M. & M. Jekel (2008) Treatment of Membrane Concentrates: Phosphate Removal and Reduction of Scaling Potential, IWA World Congress 2008, Sept. 8-12, Vienna, Proceedings
  • Ernst M., Zheng X. , Haberkamp J., Paar H., Wenk J. & M. Jekel (2008) Determination of fouling potential in low pressure membrane filtration of organic loaded wastewater effluents, NTU International Workshop on Water Environment and Professional Issues Taipeh, June 25-26, 10 pages
  • Amy G., Ernst M., Reemtsma T. & M. Jekel (2008), Advanced Water/Wastewater Treatment Process Selection for Organic Micropollutant Removal: A Quantitative Structure-Activity Relationship (QSAR) Approach, Singapore International Water Week 2008, proceedings
  • Mehrez R., Jekel M. & M. Ernst (2007). Sample pre-treatment device for continuous EPS analysis in membrane bioreactor systems. In Proc. IWA Young Researchers Conference, Berlin June 4-6 2007.
  • Hein A., Ernst M., Reemtsma T. & M. Jekel (2007) Macrolide antibiotics during soil passage as a component of indirect potable reuse systems, Proceedings of the Micropol & Ecohazard Conference 2007 in Frankfurt/Main, Germany.
  • Zheng X., Mehrez R., Ernst M. & M. Jekel (2007) Bio-filtration of treated domestic wastewater as a pre-treatment to ultrafiltration: effects on protein and polysaccharide related fouling, Procedings of the IWA Membrane Conference Harrogate, 15-17 May 2007, UK
  • Haberkamp J., König A., Würtle A., Böckelmann U. Szewzyk U., Ernst M. & M. Jekel (2007) Extraction of bacterial extracellular polymeric substances and investigation of their impact on organic fouling of UF membranes, Procedings of the IWA Membrane Conference Harrogate, 15-17 May 2007, UK
  • Haberkamp J., Ernst M. & M. Jekel (2007) Protein related organic fouling of ultrafiltration membranes, Procedings of the IWA Membrane Conference Harrogate, 15-17 May 2007, UK
  • Hein A., Ernst M., Reemtsma T. & M. Jekel (2007) Studies to follow the behavior and transformation of Sulfamethoxazole via LC-MS during ozonation with the aim of indirect potable reuse, Proceedings of the IWA WRRS2007 - Wastewater Reclamation & Reuse for Sustainability, Antwerp.
  • Sperlich A., Zheng X., Ernst M. & M. Jekel (2006) Ein integriertes Abwasserbehandlungs- und Wiederverwendungskonzept für den Olympischen Park in Peking, 2008. GWF Wasser - Abwasser, 147(9), 585-591. (in German)
  • Sperlich A., Baumgarten B., Genz A., Ernst M. & M. Jekel (2006) Kinetic Aspects of Arsenate and Phosphate Adsorption onto Granular Ferric Hydroxide (GFH), Proceedings of Environmental Science and Technology, Houston.
  • Kaden S., Jekel M. & M. Ernst (2006) Wasserkonzept und Abwasserwiederverwendung für den Olympiapark Peking 2008. Wasser Berlin, Berlin, 2006, 10-16. (in German)
  • Sperlich A., Baumgarten B., Genz A., Ernst M. & M. Jekel (2006) Kinetic Aspects of Arsenate and Phosphate Adsorption onto Granular Ferric Hydroxide (GFH), Proceedings of Environmental Science and Technology, Houston, August 19-22, 2006.
  • Bahr C., Ernst M., Reemtsma T., Heinzmann B. & M. Jekel (2005) Pilot scale ozonation of treated municipal effluents for removal of pharmaceutical compounds and pathogens - The Berlin study, 17th IOA World Congress & Exhibition Conference Strasbourg, Aug. 22-25, 2005, IV.4.7-1 -13.
  • Ernst, M., Haberkamp J., Skorupski R. & M. Jekel (2005) Potential of the heterogeneous catalytic ozonation in enhancing ozone decay and generation of OH radicals for advanced wastewater treatment, 17th IOA World Congress & Exhibition Conference Strasbourg, Aug. 22-25, 2005, VI.2.6-1 - 11.
  • Ernst M., Haberkamp J., Schrotter J.C. & M. Jekel (2004) Batch and Continuous Heterogeneous Catalytic Ozonation of Refractory Industrial Wastewater, Proceedings of the IWA Leading-Edge Technology 2004 Praque.
  • Ernst M., Haberkamp J., Schrotter J.C. & M. Jekel (2004) Heterogeneous Catalytic Ozonation of Refractory Industrial Wastewater with Systematically Modified Al2O3, 2nd IWA Young Research Conference 2004 Wageningen.
  • Ernst M. Abtrennung organischer Verbindungen aus kommunalen Kläranlagen­abläufen mittels Nano- und Ultrafiltrationsmembranen mit dem Ziel der künstlichen Grund­wasser­anreicherung, Reihe 15 Nr. 221, 2000, VDI-Verlag. (in German).
  • Ernst M. & M. Jekel (1998) Groundwater recharge of municipal wastewater by nanofiltration and ozonation, Proceedings of the 2nd Intern. IAWQ-Confernence Advanced Wastewater Treatment, Recycling and Reuse AWT98, Milano (Italy), 14-16 Sept. 1998, 431-438.
  • Ernst M. & M. Jekel (1998) Sustainable groundwater recharge of municipal wastewater by nanofiltration and ozonation, Proceedings of the China International Water Treatment Technology Symposium on Water China 98, 22 - 26 Sept. 1998, Peking.

Book Chapters

  • Water Reclamation Technologies for Safe Managed Aquifer Recharge, Ed. C. Kazner, T. Wintgens and Peter Dillon IWAP, 2012, ISBN 9781843393443, London