Harvesting of electrical energy from wasted heat from common household stoves using thermoelectric generators (TEGs)

2019 ◽  
Author(s):  
Md Kharshiduzzaman ◽  
Adnan Ibn Hossain ◽  
Aritra Rayhan ◽  
Md Rubel Ahmed
Keyword(s):  
Electrical Energy ◽  
Thermoelectric Generators ◽  
Wasted Heat

scholarly journals Portable Generator Thermoelectric Termonitoring IoT sebagai Pembangkit Termal di Daerah 3T (Terdepan, Terluar dan Tertinggal)

Electrician ◽  
2021 ◽  
Vol 15 (1) ◽  
pp. 54-57
Author(s):  
Rahmat Bayu Setiawan ◽  
Panji Adhi Pradana ◽  
Muhammad Abdul Fattah ◽  
Khairudin Khairudin
Keyword(s):  
Renewable Energy ◽  
Power Plant ◽  
Electrical Energy ◽  
Thermoelectric Generators ◽  
Simulation Data ◽  
Power Generator ◽  
Testing Data ◽  
Micro Power ◽  
Simulation Results ◽  
The Government

Intisari — Energi terbarukan adalah sumber energi yang dihasilkan secara alamiah dan akan terus berkelanjutan jika dikelola dengan baik. Indonesia adalah negara yang terkenal dengan potensi alam yang sangat melimpah. Banyak sumber daya alam yang perlu perhatian dari pemerintah untuk dikembangkan. Pengaplikasian alat yang dapat dikembangkan yaitu di antaranya yaitu melalui termoelektrik yang dipantau melalui IoT secara portable sehingga dapat menjangkau daerah 3T (Tertinggal, Terdepan dan Terluar). Prototipe penghasil energi terbarukan dan ramah lingkungan dalam sistem pembangkit mikro, yang dalam hal ini portable generator termoelektrik termonitoring IoT sebagai pembangkit termal dapat dikembangkan untuk mengatasi pemerataan dan ketersediaan energi listrik di daerah 3T (terdepan, terluar dan tertinggal) berbasis kearifan lokal dapat didesain menggunakan 3-D INVENTOR dan hasil simulasi dari sisi material menggunakan ANSYS serta hasil simulasi dari output yang dihasilkan menggunakan MATLAB. Pembuatan prototipe sesuai dengan konsep dan desain yang telah didapatkan sebelumnya dengan menggunakan softwareMicroroft Visio, software INVENTOR dan evaluasi hasil simulasi dengan menggunakan software MATLAB. Hasil dari pembuatan prototipe akan dilakukan pengujian tingkat gradien suhu terbaik untuk menghasilkan energi optimal, sehingga didapatkan data optimal dalam menyimulasikan micro power plant tersebut. Berdasarkan simulasi yang dilakukan didapatkan data dengan daya minimum sebesar 6,215 W selama 2 menit dan daya maksimum sebesar 19,932 W selama 8 menit Kata kunci — Energi, IoT, Portable Generator ThermoelectricAbstract — Renewable energy is a source of energy that is generated naturally and will be sustainable if managed properly. Indonesia is a country known for its abundant natural potential. There are many natural resources that need attention from the government to be developed. The development of this power generator tool really requires an understanding of the design of the tools used to get optimal results. The application of tools that can be developed is through thermoelectricity which is monitored via IoT in a portable manner so that it can reach 3T areas (Disadvantaged, Frontier and Outermost). Prototypes for producing renewable and environmentally friendly energy in micro-generating systems, in which IoT-monitored portable thermoelectric generators as thermal generators can be developed to address the distribution and data of electrical energy in 3T (frontier, outermost and disadvantaged) areas based on local wisdom can be designed using 3 -D INVENTOR and simulation of materials using ANSYS and simulation of the output generated from MATLAB. Making prototypes in accordance with the concepts and designs that have been obtained previously using Microroft Visio software, INVENTOR software and evaluation of simulation results using MATLAB software. The results of the prototyping will be tested for the best temperature gradient level to produce optimal energy, so that optimal data can be obtained in simulating the micro power plant. Testing data that has been done, and used as evaluation material in the simulation that is carried out. Based on the simulation, data obtained with a minimum power of 6,215 W for 2 minutes and a maximum power of 19,932 W for 8 minutes.Keywords— Energy, IoT, Portable generator thermoelectric

Experimental Study of Thermoelectric Generators

2014 ◽  
Vol 663 ◽  
pp. 299-303 ◽  
Author(s):  
Ubaidillah ◽  
Suyitno ◽  
Imam Ali ◽  
Eko Prasetya Budiana ◽  
Wibawa Endra Juwana
Keyword(s):  
Output Voltage ◽  
Thermoelectric Generator ◽  
Electrical Energy ◽  
Thermoelectric Generators ◽  
Data Logger ◽  
Computer Data ◽  
Standard Module ◽  
Self Powered ◽  
Resistive Loads ◽  
The Relationship

Thermoelectric generator is solid-state device which convert temperature difference, ∆T into electrical energy based on Seebeck effect phenomenon. The device has been widely used in self-powered system applications. This paper focuses on presentation of methodology for characterizing thermoelectric generators. The measurement of its behavior is performed by varying load resistances. A standard module of thermoelectric generator (TEC1-12710) is used in examination and an instrument setup consists of controllable heat source, controllable cooler, personal computer, data logger MCC DAQ USB-1208LS equipped with two sets of K-type thermocouples. The experiment is performed by measuring output voltage and output current in 4 values of temperature gradient by applying 10 values of resistive loads connected to the thermoelectric output wires. The common parameters studied in this research are output voltage, current and power. Generally, the relationship between parameters agrees with the basic theory and the procedure can be adopted for characterizing other type of thermoelectric generator.

Thermoelectric Generator–Integrated Solar Air Heater: A Compact Passive System

2020 ◽  
Vol 143 (4) ◽  
Author(s):  
Kumar Venkateshwar ◽  
Abu Raihan Mohammad Siddique ◽  
Syeda Tasnim ◽  
Hari Simha ◽  
Shohel Mahmud
Keyword(s):  
Thermoelectric Generator ◽  
Energy Requirement ◽  
Electrical Energy ◽  
Cold Weather ◽  
Space Heating ◽  
Solar Air Heater ◽  
Thermoelectric Generators ◽  
Passive System ◽  
Air Heater ◽  
Operational Range

Abstract Solar air heater is a promising, economically viable, and matured technology for space heating and drying applications. One of the primary reasons for the limited usage of a solar air heater in developing countries is the unavailability of continuous electricity supply. Although the solar air heater is theoretically passive, practically electrical energy is required to achieve a steady airflow. Therefore, the unreliability of electricity forces people to rely on firewood for heat during the cold weather, which has severe effects on health and climate change. In the present work, the potential of thermoelectric generators (TEGs) to meet the electrical energy requirement of a solar air heater is studied. Two configurations, each with three different numbers of stages of TEGs, are analyzed. The effect of the integration of TEGs on the thermal performance of solar air heater is analyzed alongside the comparison between the electrical energy required by solar air heaters and electrical energy generated upon the integration of TEGs. A numerical model is developed in matlab and validated using the experimental results. One of the designs meets the electrical energy requirement of the fan in a wide operational range but lowers the process heat generation by approximately 1–6.25%. The electrical energy generated by the other design falls short of demand posed by the system in most operating range. However, the thermal energy generation is marginally higher compared to that of the conventional solar air heater.

Design of selective emitting media within a cylindrical tube for conversion of wasted heat energy to electrical energy

2011 ◽  
Vol 109 (1) ◽  
pp. 013112
Author(s):  
P. Starvaggi ◽  
M. Hoffman ◽  
C. B. Clemons ◽  
G. W. Young
Keyword(s):  
Cylindrical Tube ◽  
Electrical Energy ◽  
Heat Energy ◽  
Emitting Media ◽  
Wasted Heat

scholarly journals Si and SiGe Nanowire for Micro-Thermoelectric Generator: A Review of the Current State of the Art

2021 ◽  
Vol 8 ◽  
Author(s):  
You Li ◽  
Guilei Wang ◽  
Mehdi Akbari-Saatlu ◽  
Marcin Procek ◽  
Henry H. Radamson
Keyword(s):  
Waste Heat ◽  
State Of The Art ◽  
Thermoelectric Generators ◽  
Si Nanowire ◽  
Current State ◽  
Cmos Compatibility ◽  
Micro Thermoelectric Generator ◽  
Wasted Heat ◽  
The Internet Of Things ◽  
High Electric Conductivity

In our environment, the large availability of wasted heat has motivated the search for methods to harvest heat. As a reliable way to supply energy, SiGe has been used for thermoelectric generators (TEGs) in space missions for decades. Recently, micro-thermoelectric generators (μTEG) have been shown to be a promising way to supply energy for the Internet of Things (IoT) by using daily waste heat. Combining the predominant CMOS compatibility with high electric conductivity and low thermal conductivity performance, Si nanowire and SiGe nanowire have been a candidate for μTEG. This review gives a comprehensive introduction of the Si, SiGe nanowires, and their possibility for μTEG. The basic thermoelectric principles, materials, structures, fabrication, measurements, and applications are discussed in depth.

scholarly journals Effect of motorcycle exhaust pipe temperature and electrical circuit on harvested dc power from thermoelectric generators

2020 ◽  
Vol 10 (1) ◽  
pp. 41
Author(s):  
M. Mirmanto ◽  
H.S. Tira ◽  
A. Pabriansyah
Keyword(s):  
Thermoelectric Generator ◽  
Electrical Energy ◽  
Electrical Circuit ◽  
Exhaust Pipe ◽  
Thermoelectric Generators ◽  
Data Logger ◽  
Dc Power ◽  
Exhaust Heat ◽  
Parallel Circuit ◽  
Labview Program

The need for energy consumption nowadays becomes very important things, especially the need for electrical energy. Technology to convert heat into electricity directly can be realized using thermoelectric generators. To know the thermoelectric generator performance, this study performs an investigation of thermoelectric generator operated using motorcycle exhaust heat to generate DC power. Three identical thermoelectric generators model TE-MOD-5W5V-35S were used in this investigation. To generate different high temperatures the motorcycle was run at 1600 rpm, 2100 rpm, 3100 rpm. The circuits examined were series, parallel and combination of the two. All data were recorded using DAQ MX 9714 NI data logger that was connected to the PC using LabView program. The loads used in the current measurements were a thermoelectric cooler module model SP1848 and a fan 12 V - 0.13 A. Those two loads were installed in a parallel circuit. The results show that the tests without load produce the highest voltage, while the tests with the load result in the highest power. Increasing the temperature difference increases the power, and the parallel circuit results in the biggest power but the lowest voltage. The highest voltage of 3.3 V with series circuit was attained, and the highest power of 0.133 W with a parallel circuit was also obtained.

scholarly journals PEDOT: PSS Thermoelectric Generators Printed on Paper Substrates

2019 ◽  
Vol 9 (2) ◽  
pp. 14 ◽  
Author(s):  
Henrik Andersson ◽  
Pavol Šuly ◽  
Göran Thungström ◽  
Magnus Engholm ◽  
Renyun Zhang ◽  
...  
Keyword(s):  
Flexible Electronics ◽  
Printed Electronics ◽  
Low Cost ◽  
Conductive Polymer ◽  
Dissimilar Materials ◽  
Electrical Energy ◽  
Thermoelectric Generators ◽  
Power Sources ◽  
Power Electronic Circuits ◽  
Paper Substrates

Flexible electronics is a field gathering a growing interest among researchers and companies with widely varying applications, such as organic light emitting diodes, transistors as well as many different sensors. If the circuit should be portable or off-grid, the power sources available are batteries, supercapacitors or some type of power generator. Thermoelectric generators produce electrical energy by the diffusion of charge carriers in response to heat flux caused by a temperature gradient between junctions of dissimilar materials. As wearables, flexible electronics and intelligent packaging applications increase, there is a need for low-cost, recyclable and printable power sources. For such applications, printed thermoelectric generators (TEGs) are an interesting power source, which can also be combined with printable energy storage, such as supercapacitors. Poly(3,4-ethylenedioxythiophene)-poly(styrenesulfonate), or PEDOT:PSS, is a conductive polymer that has gathered interest as a thermoelectric material. Plastic substrates are commonly used for printed electronics, but an interesting and emerging alternative is to use paper. In this article, a printed thermoelectric generator consisting of PEDOT:PSS and silver inks was printed on two common types of paper substrates, which could be used to power electronic circuits on paper.

Efficiency Estimation of Thermoelectric Generators Application in the Liquefied Natural Gas Gasifiers

2015 ◽  
Vol 789-790 ◽  
pp. 268-272
Author(s):  
Artem Novikov ◽  
Dmitriy Uglanov ◽  
Alexander Dovgyallo
Keyword(s):  
Natural Gas ◽  
Electrical Energy ◽  
Liquefied Natural Gas ◽  
Thermoelectric Generators ◽  
Thin Wall ◽  
Cryogenic Temperatures ◽  
Numerical Estimation ◽  
Estimation Of Parameters ◽  
Heat Transfer Theory ◽  
Efficiency Estimation

The object of the research is a thermoelectric generator installed in a liquefied natural gas gasifier. In this article the numerical estimation of parameters of thermoelectric generators (TEG) at cryogenic temperatures are presented and the experimental study of the thermoelectric properties of TEG at low temperatures as well as the outlook for using thermoelectric generators as a part of industrial liquefied natural gas gasifier has been carried out. In the process used heat transfer theory of cylindrical thin wall with a one-sided fins and the estimation of thermoelectric performance of TEG. As a result the experimental work has been investigated by TEG parameters at cryogenic temperatures; the evaluation of TEG number to produce electrical energy has been considered.

Energieautarke Kühlung von Lineardirektantrieben*/Experimental investigation of self-sufficient cooling systems for linear direct drives of machine tools - Recuperation of the thermal losses in linear motors with thermoelectric generators

2017 ◽  
Vol 107 (05) ◽  
pp. 359-365
Author(s):  
E. Prof. Uhlmann ◽  
S. Salein
Keyword(s):  
Energy Harvesting ◽  
Machine Tools ◽  
Cooling System ◽  
Electric Energy ◽  
Electrical Energy ◽  
Efficient Solutions ◽  
Air Cooling ◽  
Thermoelectric Generators ◽  
Cooling Systems ◽  
Linear Motors

Das wachsende Bewusstsein für eine umweltgerechte und damit nachhaltige Fertigung sowie steigende Energiepreise führen zur erhöhten Nachfrage nach energieeffizienten Lösungsansätzen für langlebige Produktionsmittel. Die Energierückgewinnung von thermischen Verlusten durch thermoelektrische Generatoren stellt hierfür einen innovativen Ansatz dar. Das als Energy Harvesting bekannte Konzept wird am Institut für Werkzeugmaschinen und Fabrikbetrieb (IWF) der Technischen Universität Berlin auf seine Eignung zur Erhöhung der Energieeffizienz von hochdynamischen Werkzeugmaschinen untersucht. Der Fachbeitrag präsentiert experimentelle Ergebnisse zur Rückgewinnung von thermischen Verlusten eines Linearmotors. Die im Wärmefluss platzierten thermoelektrischen Generatoren generieren eine elektrische Leistung, die direkt zur Versorgung des Motorkühlsystems genutzt wird. Die Ergebnisse zeigen, dass die elektrischen Verbraucher eines Wasser- und Luftkühlsystems aus der rückgewonnenen Energie der thermoelektrischen Module betrieben werden können.   The growing awareness for environmentally friendly and sustainable production as well as the increase of energy costs leads to a rising demand for energy efficient solutions for long-life production facilities. An innovative approach in this field is the recuperation of energy from thermal loss through thermoelectric generators. The proof of applicability to use an energy harvesting concept in order to increase the energy efficiency of highly dynamic machine tools with linear direct drives is part of a research objective at the Institute for Machine Tools and Factory Management (IWF) of the Technische Universität Berlin. The present paper investigates experimentally the recuperation of thermal losses in linear direct drives. Thermoelectric generators are placed in the heat flow to convert heat into electric energy which is directly supplied to the cooling system of a device. Experimental results show the feasibility to operate the electrical loads of water and air cooling systems by the electrical energy harvested from thermoelectric generators.

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