Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 28 for “"recycling system"”.
-
The design of a lean automobile dismantling and recycling system
… was to design a new, more efficient automobile recycling system for the JMS consortium. JMS is a consortium of l 8 independent automobile recycling facilities processing a collective annual throughout of over 200,000 vehicles. 1 o begin the design process three JMS facilities were studied to …
-
Dishwashing Water Recycling System and Related Water Quality Standards for Military Use
… set of water quality standards for dishwater recycling systems for U.S military field operations. A tentative water reuse standard for dishwashing water was developed based on federal and state regulations and guidelines for non-potable water, and the developed standard was cross-evaluated by …
-
Building spaces & communities: the process of improving Kansas City's recycling system with community input
Kansas City has the opportunity to expand its recycling programs and infrastructure through a participatory design process conducted at the Kansas City Design Center (KCDC). Because participatory design techniques can allow researchers to include members of the community in the planning process, …
-
Towards an integrated recycling system : analyzing two scenarios of informal recycling sector performance in Mumbai, India
… to address these dynamics by developing formal systems known as Material Recovery Facilities (MRFs). Scholars and practitioners are positive about the potential of these decentralized recycling processing facilities for improving the sorting of recyclable materials in urban areas. However, the …
-
Industrial ecology of metals : barriers and incentives to closing loops
… serious accountability measures to the take back system (such as a tax per unit under a recycle rate goal). The AIV case demonstrates the effectiveness of material value economic incentives for creating and maintaining a self-sufficient recycling system. However, the current recycling system built …
-
Preparation of a self-contained NADH co-factor recycling particle system
… preferred of which is the enzymatic co-factor recycling method. A few methods for the co-immobilisation of enzymes and co-factors have been developed. These systems are of interest as they offer the advantages of recycling the enzymes together with the co-factor, thereby enabling re-use. The …
-
Modeling methods for complex manufacturing systems : studying the effects of materials substitution on the automobile recycling infrastructure
… well suited to construct models of industrial systems, especially those where variable configurations of operation steps arc of interest. In light of this, a methodological framework and complementary computer tool were developed to address the existing impediments to system modelinb. This tool …
-
Holistic modeling and evaluation of material recovery from materially-complex end-of-life vehicles
… a key lever to promote a sustainable materials recycling system. By capturing materials from end-of-life products and substituting primary with secondary material production, society can reduce the depletion of natural resources and prevent the accumulation of valuable materials in landfills. …
-
Reverse logistics and large-scale material recovery from electronics waste
… of a hypothetical end-of-life electronics recycling system based in the United States. Optimal waste processor configurations, along with cost drivers and sensitivities are identified using a simple reverse logistics linear programming model. The experimental procedure entails varying the …
-
Eliminating Plastic Waste by Transitioning Machine Shop to Produce Its Own 3D Printer Filament
… response, companies and hobbyists have developed recycling systems to turn waste material back into 3D printing filament. In the Laboratory for Manufacturing and Productivity (LMP), students use injection-molding and thermoforming machines, and 3D printers for prototyping. All of these tools …
-
Economics of end-of-life materials recover : a study of small appliances and computer devices in Portugal
… and societal benefits derived from recovery and recycling. Small appliances and computer devices (SACD), including mobile phones, contain significant amounts of precious metals including gold and platinum, the present value of which should serve as a key economic driver for many recycling …
-
Operational sustainability metrics : a case of electronics recycling
… advances toward sustainability will require system specific metrics to assess both current performance and the impact of operational, technological or regulatory changes on that performance. Not only are there currently few operational metrics by which to practically assess progress toward …
-
Meeting state waste stream reduction mandates through recycling: examining residential waste disposal behavior in rural Virginia
… Commonwealth has established a state-mandated recycling rate of 25 percent to be achieved by July 31, 1995. The mandate, however, may not adequately consider the diversity of individual localities throughout the state. Some localities may have financial, technical, or physical difficulty in …
-
Design for Recycling Knitwear: a framework for sorting, blending and cascading in the mechanical textile recycling industry
… door. However, the strategy ‘Design for Recycling’ is not only underexplored in the field of textile design, but the solutions offered are oversimplified and impractical for the complex materials that we have been producing. At the other end of the spectrum, much of the fashion industry …
-
Waste farm: a productive landscape for integrated waste management
… contribute to filling in a gap within the formal recycling system but there is no infrastructure supporting these individuals on whom the formal recycling industry depends on. Most of the waste pickers sleep 'on the streets' with little access to amenities such as water, toilets and washing …
-
Evaluating electronic waste recycling systems : the influence of physical architecture on system performance
Many different forms of electronic waste recycling systems now exist worldwide, and the amount of related legislation continues to increase. Numerous approaches have been proposed including landfill bans, extended producer responsibility (EPR) and advance recovery fee (ARF) funded recycling …
-
Fate and effect of amoxicillin in space and terrestrial water reclamation systems
… long-term manned space travel, wastewater recycling will be necessary to provide adequate water. Contaminants, including pharmaceuticals, may be present if astronauts take medications. The overall effects of pharmaceuticals, specifically antibiotics, in recycled wastewater are unknown. One …
-
The potential of porcelain waste as sand replacement to produce high strength concrete
… green environment is an effective and efficient recycling system by reusing solid waste materials like porcelain waste (PW). Recently, due to high demand in the construction industries, consumption of sand has increased which lead to series of problems such as natural sand depletion and its …
-
Sustainable Spacefaring: Exploration of scrap metal powder metallurgy on the lunar surface
… design of future spacecraft to ease the proposed recycling process. While metals can be extracted from the lunar surface, the operation of excavation, separation, processing, and extraction are energy intensive, and the actual quality of the final metal product is unknown at this time. Further, …
Page 1 of 2