Inst. Technischen Umweltschutz

154 Items

Recent Submissions
Comprehensive approach for evaluating different resource types – Case study of abiotic and biotic resource use assessment methodologies

Bach, Vanessa ; Berger, Markus ; Forin, Silvia ; Finkbeiner, Matthias (2018)

Due to steadily increasing resource demand and accompanying raising public awareness, a variety of assessment methodologies evaluating resource use and its consequences were published in the last years. Existing methodologies are typically developed considering the specific characteristics of one particular resource type and as consequence are not suitable for cross-cutting assessment of differ...

Product environmental footprint in policy and market decisions: Applicability and impact assessment

Lehmann, Annekatrin ; Bach, Vanessa ; Finkbeiner, Matthias (2015)

In April 2013, the European Commission published the Product and Organisation Environmental Footprint (PEF/OEF) methodology—a life cycle‐based multicriteria measure of the environmental performance of products, services, and organizations. With its approach of “comparability over flexibility,” the PEF/OEF methodology aims at harmonizing existing methods, while decreasing the flexibility provide...

Approach to qualify decision support maturity of new versus established impact assessment methods—demonstrated for the categories acidification and eutrophication

Bach, Vanessa ; Finkbeiner, Matthias (2016)

Purpose Initiatives like the EU Product Environmental Footprint have been pushing the discussion about the choice of life cycle impact assessment methods. Practitioners often prefer to use established methods for performance tracking, result stability, and consistency reasons. Method developers rather support newly developed methods. As case studies must provide consistent results in order to ...

Enhancing the assessment of critical resource use at the country level with the SCARCE method – Case study of Germany

Bach, Vanessa ; Finogenova, Natalia ; Berger, Markus ; Winter, Lisa ; Finkbeiner, Matthias (2017)

The demand for many resources has increased significantly over the last decades due to their growing importance for industrial and technological development. Thus, various methods were developed to assess availability constraints of resources in relation to their vulnerability within countries and/or sectors (criticality). However, these methods display several short-comings. Thus, the aim of t...

Integrated method to assess resource efficiency – ESSENZ

Bach, Vanessa ; Berger, Markus ; Henßler, Martin ; Kirchner, Martin ; Leiser, Stefan ; Mohr, Lisa ; Rother, Elmar ; Ruhland, Klaus ; Schneider, Laura ; Ladji, Tikana ; Volkhausen, Wolfgang ; Walachowicz, Frank ; Finkbeiner, Matthias (2016)

With increasing demand of abiotic resources also the pollution of natural resources like water and soil has risen in the last decades due to global industrial and technological development. Thus, enhancing resource efficiency is a key goal of national and international strategies. For a comprehensive assessment of all related impacts of resource extraction and use all three sustainability dimen...

Einfluss mikrobieller Prozesse auf die Fluidchemie und den Betrieb geothermischer Anlagen

Westphal, Anke (2019)

Eine geothermische Nutzung bewirkt Temperaturänderungen im Untergrund und in der geothermischen Anlage. Die Temperatur beeinflusst sowohl hydrogeochemische und physikalische Parameter als auch die Zusammensetzung der mikrobiellen Biozönose im Reservoir und Fluid. Neben chemischen Prozessen tragen auch mikrobiell katalysierte Stoffumsetzungen und die Biofilmbildung zu Korrosion, Clogging sowie M...

Contribution to the optimization of biological greywater treatment by modeling and life cycle assessment

Masmoudi Jabri, Khaoula (2019)

This work was carried out in order to study the performances of biological reactors such as moving bed biofilm reactors (MBBR) and biological membrane reactor (MBR) for greywater treatment and reuse in flushing toilets at laboratory and real scales. It investigated the application of software tools for the optimization of the design of the studied reactors as well as the evaluation of their env...

Life cycle sustainability assessment at an automotive company

Tarne, Peter (2019)

Purpose: The assessment and improvement of sustainability impacts of products is integral to achieve sustainable development. A way to assess the impact of a product over its entire life cycle on all three dimensions of sustainability (environment, economy and society) is Life Cycle Sustainability Assessment (LCSA). LCSA suggests to carry out three complementary assessments: Life Cycle Assessme...

Direct contact membrane distillation of saline wastewater for recycling

Abdelkader, Sana (2018)

Freshwater availability is suffering from an increasing pressure created by the growing demand, depleting resources and the environmental pollution. Saline wastewater and saline industrial effluents are creating a complex issue due to their contribution in the pollution and the alteration of both surface water and groundwater properties. Thus, attention is drawn to investigating complete treatm...

Resource Efficiency Assessment—Comparing a Plug-In Hybrid with a Conventional Combustion Engine

Henßler, Martin ; Bach, Vanessa ; Berger, Markus ; Finkbeiner, Matthias ; Ruhland, Klaus (2016)

The strong economic growth in recent years has led to an intensive use of natural resources, which causes environmental stress as well as restrictions on the availability of resources. Therefore, a more efficient use of resources is necessary as an important contribution to sustainable development. The ESSENZ method presented in this article comprehensively assesses a product’s resource efficie...

Assessing the Availability of Terrestrial Biotic Materials in Product Systems (BIRD)

Bach, Vanessa ; Berger, Markus ; Finogenova, Natalia ; Finkbeiner, Matthias (2017)

Availability of abiotic resources has been a topic of concern in recent years, resulting in several approaches being published to determine their availability on country and product level. However, the availability of biotic materials has not been analyzed to this extent yet. Therefore, an approach to determine possible limitations to availability of terrestrial biotic materials over the entire...

Waste management and producer responsibility: a score behind - a new ahead

Rotter, Vera Susanne (2011)

In 2001, the Organisation for Economic Co-operation and Development (OECD) defined ‘extended producer responsibility’ (EPR) as ‘(...) an environmental policy approach in which a producer’s responsibility for a product is extended to the post-consumer stage of a product’s life cycle’. The aim was to encourage adoption of EPR principles such that manufacturers would design their products to optim...

Monitoring of Heavy Metals By Energy Dispersive X-Ray Fluorescence Spectrometry

Lorber, Karl E. (1986)

Fundamentals and salient features of a projected heavy metals monitoring system are discussed. Determination of mass concentrations is achieved by using a new dust emission monitor, consisting of a "Zero Pressure Probe" for isokinetic sampling, which is connected to a "Longitudinally Oscillating Band" mass detector. The thin dust layer, precipitated on the surface of heat resistant filter tapes...

Environmental evaluation of waste treatment scenarios for the towns Khanty-Mansiysk and Surgut, Russia

Kaazke, Julia ; Meneses, Montse ; Wilke, Berndt-Michael ; Rotter, Vera Susanne (2013)

Khanty-Mansiysk Autonomous Okrug – Ugra in Siberia has recently started to play a major role in the Russian economy because key oil and gas extraction sites are located in this region. As a result, the extensions of infrastructure and higher incomes have been leading to an accelerated population growth and consequent increase in the generation of solid household waste. The current methods of wa...

Results of the German Dioxin Measurement Programme At MSW Incinerators

Johnke, Bernt ; Stelzner, Eckhard (1992)

This paper described the findings and data resulting from the German National Dioxin Measurement Programme at 11 plants with 15 incineration units. The programme's main focus was to provide answers to the question of the causes of dioxins and furans formation in the plant and to look for ways to reduce dioxin and furan emissions, including waste management measures and technical measures taken ...

Data availability and the need for research to localize, quantify and recycle critical metals in information technology, telecommunication and consumer equipment

Chancerel, Perrine ; Rotter, Vera Susanne ; Ueberschaar, Maximilian ; Marwede, Max ; Nissen, Nils F. ; Lang, Klaus-Dieter (2013)

The supply of critical metals like gallium, germanium, indium and rare earths elements (REE) is of technological, economic and strategic relevance in the manufacturing of electrical and electronic equipment (EEE). Recycling is one of the key strategies to secure the long-term supply of these metals. The dissipation of the metals related to the low concentrations in the products and to the confi...

Status of pre-processing of waste electrical and electronic equipment in Germany and its influence on the recovery of gold

Chancerel, Perrine ; Bolland, Til ; Rotter, Vera Susanne (2011)

Waste electrical and electronic equipment (WEEE) contains gold in low but from an environmental and economic point of view relevant concentration. After collection, WEEE is pre-processed in order to generate appropriate material fractions that are sent to the subsequent end-processing stages (recovery, reuse or disposal). The goal of this research is to quantify the overall recovery rates of pr...

Prognosemodell zur Ermittlung von Auswirkungen des demografischen Wandels und der erweiterten Wertstofferfassung auf die Abfallströme und Behandlungskapazitäten

Kornau-Pitzer, Jasmin (2018)

Der demografische Wandel und der Ausbau der Wertstoff- und Biotonne haben einen grundlegenden Einfluss auf die Abfallmenge und Zusammensetzung und somit auch auf die quantitative und qualitative Auslastung der behandelnden Anlagen. Im Rahmen der vorliegenden Dissertation wurde ein Prognosemodell entwickelt mit dem die Auswirkungen der genannten Steuerungsgrößen auf die Abfallströme und behande...

TestTools – Entwicklung und Validierung von schnellen Testmethoden zum Spurenstoffverhalten in technischen und natürlichen Barrieren des urbanen Wasserkreislaufs

Zietzschmann, Frederik ; Stapf, Michael ; Sperlich, Alexander ; Ruhl, Aki Sebastian ; Miehe, Ulf ; Gnirß, Regnia ; Jekel, Martin (2018)

Das Verbundprojekt „TestTools“ hat vielfältige Untersuchungen zur Verwendbarkeit unterschiedlicher Testmethoden hinsichtlich des Spurenstoffverhaltens in natürlichen und technischen Barrieren durchgeführt. Entsprechend der gewonnenen Ergebnisse können die folgenden knapp zusammengefassten Aussagen getätigt werden. Zur Pulveraktivkohle-(PAK)-Dosierung im Labor sollten benetzte, entgaste Stamms...

Entwicklung eines Frühwarnsystems zur Steigerung der Raum-Zeit-Ausbeute einstufiger NawaRo-Biogasanlagen durch Additivzugabe

Schröder, Patrick (2018)

Zur Steigerung der Raum-Zeit-Ausbeute in einstufigen, landwirtschaftlichen Biogasanlagen wurden Versuche zur Entwicklung von Frühwarnindikatoren (FWI) für Prozessstörungen und von Maßnahmen zur Prozessstabilisierung, sowie zur Substratzusammensetzung durchgeführt. Ein neuer FWI wurde entwickelt, der A/elCon, das Verhältnis aus der Konzentration organischer Säuren (engl.: org. acids) zur elektr...