Abstract:Abbreviations BTHE Brake thermal efficiency (%) CO Carbon monoxide (% vol.) CO 2 Carbon dioxide (% vol.) HC Hydrocarbons (ppm) NOx Oxides of nitrogen (ppm) SFC Specific fuel consumption (kg/kWh) aTDC After top dead centre bTDC Before top dead centre ACP Averaged cylinder pressure ASTM American society for testing and materials CA Crank angle CLD Chemi luminescence detector CR Compression ratio DEE Di ethyl ether FID Flame ionization detector NDIR Nondispersive infrared sensor PPM Parts per million RHR Rate of … Show more
“…Ananthakumar et al [66] carried out pyrolysis of waste plastics in the absence of atmosphere. The test fuels were prepared with 2.5, 5, and 7.5% by volume of waste plastic oil, 2.5% diethyl ether (DDE), and the remaining by volume of diesel fuel.…”
Section: Use Of Plastic Pyrolysis Oil As Fuel In the Ic Enginesmentioning
The energy crisis and environmental destruction are the principal problems in the present day due to the rapid industrialization and growing population. Degradation of solid waste such as plastic bottles, grocery bags, etc. in nature takes many years. Besides, plastic disposing methods like landfill, reusing, and burning can create severe risks to the human health and environment. Therefore, plastic must be kept under control from damaging the environment. One of the most favorable and effective disposing methods is pyrolysis, which is an environmentally friendly and efficient way. Pyrolysis is the thermal degradation of solid wastes at high temperatures to produce pyrolytic oil. The pyrolytic oil produced is converted into pyrolytic fuel very similar to diesel or gasoline by upgrading. The calorific value of the pyrolytic fuel is similar to that of diesel and gasoline. Pyrolytic fuel can be used in internal combustion engines without significant loss in engine performance. Besides, some engine emissions, especially smoke opacity and CO and HC emissions, improve when used with additives or when the engine's operating conditions such as compression ratio and ignition timing are changed. However, NO x emission is very similar to diesel fuel, too.
“…Ananthakumar et al [66] carried out pyrolysis of waste plastics in the absence of atmosphere. The test fuels were prepared with 2.5, 5, and 7.5% by volume of waste plastic oil, 2.5% diethyl ether (DDE), and the remaining by volume of diesel fuel.…”
Section: Use Of Plastic Pyrolysis Oil As Fuel In the Ic Enginesmentioning
The energy crisis and environmental destruction are the principal problems in the present day due to the rapid industrialization and growing population. Degradation of solid waste such as plastic bottles, grocery bags, etc. in nature takes many years. Besides, plastic disposing methods like landfill, reusing, and burning can create severe risks to the human health and environment. Therefore, plastic must be kept under control from damaging the environment. One of the most favorable and effective disposing methods is pyrolysis, which is an environmentally friendly and efficient way. Pyrolysis is the thermal degradation of solid wastes at high temperatures to produce pyrolytic oil. The pyrolytic oil produced is converted into pyrolytic fuel very similar to diesel or gasoline by upgrading. The calorific value of the pyrolytic fuel is similar to that of diesel and gasoline. Pyrolytic fuel can be used in internal combustion engines without significant loss in engine performance. Besides, some engine emissions, especially smoke opacity and CO and HC emissions, improve when used with additives or when the engine's operating conditions such as compression ratio and ignition timing are changed. However, NO x emission is very similar to diesel fuel, too.
“…High-carbon bioalcohol with higher cetane number and higher vitality thickness than the prevalently looked higher alcohols makes it an appealing fuel for diesel engines [1]. Studies are quickly developing on high-yield biocombination of higher alcohols from glucose and lignocellulosic biomass feedstock utilizing built smaller scale creatures like Escherichia coli and Clostridium species [2]. Regardless of its good properties and promising prospects for creation in biorefineries, higher alcohol has been scarcely researched in engines.…”
Biofuels have caught the eye of engine specialists as far back as the oil emergency and heightening expenses of petro-synthetic compounds cropped up in the 1970s. Ethanol and methanol were the most broadly inquired alcohols in IC engines. Higher alcohols are alluring second/third era biofuels that can be created from sugary, dull and lignocellulosic biomass feedstocks utilizing reasonable pathways. Developing worries of petroleum product consumption, oil-value variances, heightening vitality requests and stringent discharge guidelines are driving established researchers to discover elective sustainable biofuels for use in diesel engines. Among the biofuels like biogas, bioalcohol and biodiesel, alcohol is by all accounts generally appealing. Biogas requires high weight for its utilization in vehicle and its spillage can be risky. Biodiesel from consumable vegetable oil can cause insufficiency in sustenance supply. Everything being considered, the utilization of lower alcohols like methanol and ethanol in slow speed engines shows certain complexities because of their low cetane number, high inert warmth of vaporization and high protection from auto-start. Further the less calorific respect and poor miscibility with diesel limit their utilization in diesel motors.
“…Use of waste plastic oil (WPO) with diesel blends in DI engine led to increase in the various compositions of emission such as NO x , unburnt HC, CO, and smoke. Also the brake thermal efficiency (BTE) got increased with WPO operations more than diesel [18,19]. Addition of oxygenates to WPO resulted in the reduction of emissions of NO x , CO, and smoke [20].…”
Waste plastic oil and tyre oil are alternative supplements for Diesel engines and also they can decrease the use of fossil fuels. This study focused on experimentations with Diesel engine using blends of two different categorized distilled waste plastic oil and desulphurized tyre and plastic oil. Initially, crude waste plastic oil was obtained through pyrolysis reactor. After extraction, it was distilled into two different forms of waste plastic oils. The properties of extracted oils were evaluated and compared with those of diesel standard fuel. From investigations, it became clear that the brake thermal efficiency and specific fuel consumption of first stage distilled blends were closer to diesel values than the other samples. In respect of emission, the increased NO, CO, and unburnt HC were recorded with increase in
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