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The research was conducted on the externally heated rotary kiln to study the impact of rotating speed on the pyrolysis products of waste plastics. The typical constituents of waste plastics such as polypropylene(PP) and polyethylene(PE) were selected as the testing materials. The results show that the rotating speed should be set at 4r/min to …
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Exergy and energy analysis of pyrolysis of plastic wastes in rotary kiln with heat carrier. Process Saf Environ Prot (2020) Y. Zhang et al. ... These findings provide valuable insights into optimizing process parameters and refining reactor design for pyrolysis, which can be integrated with gasification and reforming processes to enhance ...
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In Section 5, first a basic design for a laboratory-scale mass flow tyre pyrolysis rotary kiln is developed, fulfilling the formulated requirements. This design is …
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With (a) (b) the proposed approach, in addition to the internal design of the kiln, other aspects of the kiln can be further studied for the purpose of designing indirect-fired pyrolysis rotary ...
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The efficient and sustainable disposal or value addition of waste plastic has of major importance. Recent studies on the char produced via pyrolysis have demonstrated that it is a valuable additive with multiple applications ranging from soil and water amendment, improving agricultural yield, supercapacitors, fuel cells, and in …
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Zhang et al. [23] conducted waste plastic pyrolysis in a rotary kiln reactor without a catalyst at 500 • C and a rotating speed of 6 rpm, resulting in up to 90 % liquid …
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With (a) (b) the proposed approach, in addition to the internal design of the kiln, other aspects of the kiln can be further studied for the purpose of designing indirect-fired pyrolysis rotary ...
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For research, it provides a robust methodology for the design of slow pyrolysis rotary kilns. It is acknowledged that the reactor model is not perfect, and some parts could be improved, but it provides a valuable step forward in the development of slow pyrolysis reactor design. Date of Award: Dec 2020:
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Gerlach merges the two extremes into a new rotary kiln thermolysis design that can produce gas, coke, raw materials, and more, making the technology suitable for various purposes. "It can be combined with a conventional coal-fired power plant," Gerlach said. "These plants cannot process plastic waste or biomass.
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Introduction. Pyrolysis of biomass to create charcoal is one of the oldest known technologies. 1 Despite its long history, biomass pyrolysis technology remains under active development today. Globally, much charcoal production still relies on highly polluting and inefficient technologies utilizing traditional kiln designs. 2-4 There has, …
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Just as a heart must never stop beating, so a rotary kiln must never stop turning. Which is why our kilns – whether the two-pier Pyrorapid ® or a classic three-pier kiln – are engineered to keep rotating, even in the most challenging of process conditions. So, you can relax with the guarantee of reliable, trouble-free operation, 24 hours a day, seven …
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In 2017, 348 million tonnes of plastic were produced globally and it is estimated that this demand will quadruple by 2050 [1, 2].Since 1950s plastics mass …
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DOI: 10.1360/tb-2020-0765 Corpus ID: 225320722; The simulation of particle movement and heat transfer in rotary kiln for plastic waste pyrolysis @article{Gao2020TheSO, title={The simulation of particle movement and heat transfer in rotary kiln for plastic waste pyrolysis}, author={Yuan Gao and Jin Bao and Aimin Li and Tingting Jiang and Yutao …
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The research was conducted on the externally heated rotary kiln to study the impact of rotating speed on the pyrolysis products of waste plastics. The typical constituents of …
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The pyrolysis experiments were carried out in a semi-batch rotary kiln reactor that consists of an inert gas supplying unit, a rotary kiln pyrolyzer, a gas-liquid …
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Energy and exergy analysis is a practical thermodynamic method to assess the potentiality of waste-to-energy technologies. In this study, plastic wastes were pyrolyzed in a rotary kiln to recover ...
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The schematic diagram of the rotary kiln pyrolysis system was presented in Fig. 1. The rotary kiln pyrolyzer made of 316 stainless steel has an inner diameter and a length of 300 mm and 65 mm, respectively. The heat carrier was heated by the electric plate heater during the experiment.
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the plastic, the drum is frequently tilted by a few degrees. Rotating kilns can operate at higher temperatures while also mixing the plastic continuously. Figure 1 shows the …
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The increasing plastic wastes have become a serious concern to the environment. Plastic wastes could be efficiently converted to fuel via pyrolysis. In the process of plastic pyrolysis, the key process parameters would affect the production of the final product, the distribution of pyrolysis gas, pyrolysis oil, and pyrolytic wax.
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The rotary kiln reactor has been widely applied for the pyrolysis of waste tires due to the adaptability of the reactor to cope with the variable shape and size of the waste tire in the pyrolysis ...
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Pyrolysis has created many (and will open more) possibilities for high-value utilization of biomass. To obtain the optimal amount of desired pyrolysis products, especially high-quality bio-oil, a great deal of effort has been conducted in both academia in the past few decades, to clarify fundamental mechanisms of biomass pyrolysis and …
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End-of-life tires are a common and hazardous type of waste. According to estimates, over 2 billion tires are produced each year, and all of these tires will eventually be discarded as waste. Landfilling waste tires is strictly prohibited by the regulations of the European Union and the Environmental Protection Agency; they should be retreated and …
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The wide application of massive plastic products in our daily life leads to the rapid generation of plastic wastes. The end-of-life management of plastic wastes has become a serious public concern. Converting plastic waste to energy products is a promising solution to both energy shortage and environment pollution. Plastic waste could be converted to …
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Vancouver, British Columbia — Klean Industries Inc ("Klean") is pleased to announce that it has been engaged to complete a Detailed Feasibility Study ("DFS") to …
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DOI: 10.2139/ssrn.3989446 Corpus ID: 261474254; Numerical Investigation on the Heat Transfer of Plastic Waste Pyrolysis in a Rotary Kiln @article{Zhang2021NumericalIO, title={Numerical Investigation on the Heat Transfer of Plastic Waste Pyrolysis in a Rotary Kiln}, author={Meng Zhang and Yutao Zhang and Dexiao Ma and Aimin Li and Weng Fu …
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The most common reactors for plastic pyrolysis are fixed bed/bath reactors, screw kilns, rotary kilns, vacuum bed, and fluidized bed reactors. The type of …
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A waste plastic pyrolysis plant will be built in the Philippines thanks to a new partnership between Klean Industries and RGH Systems. November 28, 2022 6 …
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The design of the rotary kiln influences its efficiency and thermal performance. The kiln's geometry and insulation play vital roles in maintaining uniform temperatures, preventing heat losses ...
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W hile plastic has improved our lives in innumerable many ways, it has also become an insurmountable waste management issue, threatening the environment around us. As the world demands change, many industry …
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DOI: 10.1016/j.cej.2022.136686 Corpus ID: 248462663; Numerical investigation on the heat transfer of plastic waste pyrolysis in a rotary furnace @article{Zhang2022NumericalIO, title={Numerical investigation on the heat transfer of plastic waste pyrolysis in a rotary furnace}, author={Mengbo Zhang and Yutao Zhang and Dexiao Ma and Aimin Li and …
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