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.
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Showing 1 to 20 of 58 for “"TEG"”.
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Development of micro-thermoelectric generator (µ-TEG) for powering wearable devices
… autonomous operation. Thermoelectric generator (TEG) energy harvesting technology has garnered significant attention in recent years as an uninterrupted power supply for the continuous operation of wearable devices. TEGs are solid-state devices employed to convert heat energy to electrical energy …
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Design of Power Converter and Wireless Data Acquisition System for TEG Energy Harvester
… is powered by the Thermoelectric Generator (TEG) Energy Harvester is designed and built. Meanwhile, a power converter circuit has also been designed to converter the output voltage of TEG Energy Harvester to a DC voltage to charge the battery or power the application systems. Several …
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Validation of TEG5000 Functional Fibrinogen Reagent as Abnormal Quality Control Material for TEG 6s PlateletMapping
… for platelet mapping using Thromboelastograph (TEG) 6s hemostatic analyzer at NorthBay Medical Center Clinical Laboratory. The Functional Fibrinogen reagent was manufactured for TEG 5000, model prior to 6s. This alternative will ensure that there will be no delay in the performance of periodic …
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Polypropylene and Polycarbonate containers have a varied effect on coagulation after haemodilution, as judged by TEG® in vitro
… two crystalloids by means of thrombelastography (TEG®). The fluids compared were: 1. Hespan® (HES), a high molecular weight hetastarch (450kDa/O.7 substitution ratio) in a 0.9% saline solution - Laevosan, Austria. 2. Hextend® (HEX), also a high molecular weight hetastarch (670/0.75 substitution …
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Modeling and Applications of Thermoelectric Generators
… the performance of thermoelectric generators (TEG). The model is based on the energy and electrical potential field equations. The Seebeck coefficient, thermal conductivity, electrical resistivity and Thomson coefficient of the TEG material are used to predict the harvested power. …
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The Effects of Prednisone and Prednisone Plus Ultralow-dose Aspirin on Coagulation Parameters in Healthy Dogs
… variation in thromboelastography (TEG). Animals: 14 healthy experimental dogs and 10 healthy client-owned dogs Procedures: Prospective, randomized, blinded study. TEG was performed twice three days apart on each experimental dog prior to treatment and intra-individual variation was …
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Modeling and Analysis of Advanced Thermoelectric Modules Considering Thermal Losses
… model for a thermoelectric generator (TEG) based on constitutive equations has been developed to analyze temperature-dependent performance in terms of output power and efficiency. Effective material properties were invoked for understanding the influence of temperature dependence of …
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Small-scale thermoelectric generator for off-grid power
… the literature that thermoelectric generators (TEG) can utilize a temperature gradient and convert it into electricity. The hypothesis put forth in this research is to use the naturally occurring temperature gradient that exists in the soil and the thermal energy of the sun in order to create …
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The impact of thromboelastography on patients with penetrating abdominal trauma requiring intensive care
… injured trauma patients. Thromboelastography (TEG) is an effective test to detect TIC which assists in instituting goal directed therapy as part of damage control resuscitation. Methods This retrospective study included all adult patients over a 36-month period with penetrating abdominal trauma …
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Modeling and simulation of a segmented thermoelectric generator
… the efficiency of thermoelectric generators (TEGs) is quite low. Investigations are conducted in this thesis to get better performance and efficiency. The segmented leg generator is investigated as it is a promising method to increase a conventional TEGs' efficiency. This project presents the …
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Thromboelastography in the assessment of coagulation changes in peripheral vascular disease
… vascular disease using Thromboelastography (TEG), a technique which exploits the visco-elastic properties of a blood clot as it forms, retracts or lyses (breaks down) using a small volume of whole blood. Validation of TEG technique employing citrated whole blood (CWB) and heparinase modified …
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Foaming Novatein thermoplastic protein
… protein unfolding. Water and triethylene glycol (TEG) are added as plasticisers to produce a powder which can be extruded, and subsequently injection moulded. As Novatein is both bio-derived and biodegradable there is the opportunity for using it as an alternative loose fill packing material. This …
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Comprehensive Modeling of Novel Thermal Systems: Investigation of Cascaded Thermoelectrics and Bio-Inspired Thermal Protection Systems Performance
… system is a cascaded thermoelectric generator (TEG) that directly converts heat into electricity and offers a green option for renewable energy generation. The presented cascaded TEG allows harvesting energy in high temperatures ranging from 473K to 973K, and being a solid-state device with no …
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Coagulopathy in severe, isolated traumatic brain injury: A prevalence study
… sodium, potassium, urea and thromboelastography (TEG) on all patients at 12 hours (±3 hours), 36 hours (±3 hours) and eligible patients at 60 hours (±3 hours) post injury. Coagulopathy was defined as any one of the following: platelet count<120 x 109/L, INR>1.2, PTT>37 seconds, R time<4 minutes or …
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Feasibility of using Waste Heat as a power source to operate Microbial Electrolysis Cells towards Resource Recovery
… using a device called thermoelectric generator (TEG). TEG converted simulated waste heat from an anaerobic digester to power an MEC. The feasibility of TEG to act as a power source for an MEC was investigated and its performance compared to the external power source. Various cold sources were …
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Fabrication and Testing of a Heat Exchanger Module for Thermoelectric Power Generation in an Automobile Exhaust System
Thermoelectric generators (TEGs) are currently a topic of interest in the field of energy harvesting for automobiles. In applying TEGs to the outside of the exhaust tailpipe of a vehicle, the difference in temperature between the hot exhaust gases and the automobile coolant can be used to generate …
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A Prospective, Descriptive Study Evaluating The Evolution Of Covid-19 Associated Coagulopathy In Mechanically Ventilated, Critically-Ill Patients Using Standard Laboratory Coagulation Studies And Thromboelastography
… We aimed to perform serial thromboelastography (TEG) and laboratory coagulation studies on critically-ill patients with COVID-19 over a 14-day period, comparing variables in 30-day survivors with those in non-survivors. Design: Prospective. Setting: Intensive care unit (ICU) in Cape Town, South …
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Development of a test system for screening toxic substances: a comparison using organic substances
… organic chemicals: phenol, triethylene glycol (TEG), quinoline and naphtoquinone were evaluated with this test system. The toxicities of TEG, quinoline and naphthoquinone were compared for each sediment type. Toxicity was evluated in terms of the chemicals' effects on primary productivity and …
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Low Power IC Design with Regulated Output Voltage and Maximum Power Point Tracking for Body Heat Energy Harvesting
… body heat using thermoelectric generators, or TEGs. TEGs provide a continuous, scalable, solid-state energy source ideal for wearable and wireless electronics and sensors. Unfortunately, current TEG technology produces low power (< 1 mW) at a very low voltage (20-90 mV) and require the load to …
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Decoloured Bloodmeal Based Bioplastic
… (SDS), sodium sulphite and triethylene glycol (TEG). This material is currently being commercialised as Novatein Thermoplastic Protein (NTP) and studies are working on improving its properties through production of composites and blends. In addition further studies are working on understanding …
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