scholarly journals Thermal Pyrolysis of Polypropylene Plastic Waste into Liquid Fuel: Reactor Performance Evaluation

Author(s):  
M Martynis ◽  
Mulyazmi ◽  
E Winanda ◽  
A N Harahap
2020 ◽  
Vol 4 (3) ◽  
pp. 1-13
Author(s):  
Mohammad Rafiq Khan ◽  
Marat-ul-Ain ◽  
Rauf Ahmad Khan ◽  
Hammad Khan

The study being reported here was conducted to convert plastic waste,a major source of solid pollution in Pakistan, into liquid fuel by application of Thermal Pyrolysis. A pyrolysis reactor consisting of high strength Pyrex round bottom flask was constructed in the laboratory and used for converting plastic waste into liquid fuel. A 280g sample of plastic waste was pyrolyzed and the resultant products were 120g liquid oil, 100g solid residueand 60g gas.Thus, the yield of liquid fuel from the plastic waste was 43% wt. along with solid mass 36%wt. and gas 21 % wt. The results clearly indicate that there is a significant potential of producing liquid fuel from plastic waste in Pakistan andthe world.


2021 ◽  
Vol 1 (1) ◽  
pp. 50-69
Author(s):  
Wilson Uzochukwu Eze ◽  
◽  
Reginald Umunakwe ◽  
Henry Chinedu Obasi ◽  
Michael Ifeanyichukwu Ugbaja ◽  
...  

<abstract> <p>The world is today faced with the problem of plastic waste pollution more than ever before. Global plastic production continues to accelerate, despite the fact that recycling rates are comparatively low, with only about 15% of the 400 million tonnes of plastic currently produced annually being recycled. Although recycling rates have been steadily growing over the last 30 years, the rate of global plastic production far outweighs this, meaning that more and more plastic is ending up in dump sites, landfills and finally into the environment, where it damages the ecosystem. Better end-of-life options for plastic waste are needed to help support current recycling efforts and turn the tide on plastic waste. A promising emerging technology is plastic pyrolysis; a chemical process that breaks plastics down into their raw materials. Key products are liquid resembling crude oil, which can be burned as fuel and other feedstock which can be used for so many new chemical processes, enabling a closed-loop process. The experimental results on the pyrolysis of thermoplastic polymers are discussed in this review with emphasis on single and mixed waste plastics pyrolysis liquid fuel.</p> </abstract>


Fuel ◽  
2013 ◽  
Vol 103 ◽  
pp. 437-443 ◽  
Author(s):  
Niraj Kumar Nayan ◽  
Sachin Kumar ◽  
R.K. Singh

Author(s):  
Emine Celik ◽  
Joseph Katz ◽  
David M. Van Wie

There are several obstacles encountered during combustion in Supersonic Combustion Ramjet (SCRAMJET) engines such as mixing, ignition, and flame holding. In order to overcome these difficulties, a new type of fuel is generated with the use of combination of two methods namely an effervescent (barbotage) and thermal pyrolysis of the fuel. In the first step of the process, during effervescent method, small gas bubbles are introduced into liquid fuel to improve the spraying characteristics of the fuel. At the second stage, long-chain hydrocarbons are broken down into short-chain hydrocarbons that burn faster. An experimental facility has been designed and developed to study the underlying physics in each process.


2020 ◽  
Vol 1500 ◽  
pp. 012088
Author(s):  
Pamilia Coniwanti ◽  
Indira Nur Sakinah ◽  
Fitri Hadiah ◽  
Farra Unzillah Kendari Putri ◽  
Roosdiana Muin ◽  
...  

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