Experimental studies hydrogen premix on the effect of TBC piston in a dual-fuel diesel engine

Oxy-hydrogen gas (HHO) is a carbon-clean alternative fuel like hydrogen and is composed of hydrogen and oxygen in the ratio of 2:1. The significant properties of hydrogen (which is present in HHO) such as high octane rating, better mixing characteristics, high diffusivity, high flame speed also ensure its possible use to run a compression ignition […]

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Electric Load Influence on Performances of a Composite Plant for Hydrogen Production from RES and its Conversion in Electricity

The analysis here presented investigates the influence of electrical load on the operational performances of a plant for hydrogen production from solar energy and its conversion in electricity via a fuel cell. Results allow interesting conclusions regarding the plant operation to be drawn. The study could have a remarkable role in supporting further research activities […]

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What physical and chemical phenomena are the basis of removing carbon deposits with hydrogen-oxygen gas (HHO)?

The basis of removing the carbon deposits in a combustion engine by HHO gas is the chemical reaction between Carbon and Hydrogen and Oxygen, at elevated pressure and temperature, facilitated by the presence of traces of Nickel and Cobalt. Context HHO carbon-cleaning is the process of removing carbon deposits from the internals of the combustion […]

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Experimental comparison of pure hydrogen and HHO (hydroxy) enriched biodiesel (B10) fuel in a commercial diesel engine

Highlights Effects of H2 and HHO to performance and emissions of a diesel engine are examined. Fossil fuel dependency reduced at volumetric ratio of 10% by using biodiesel. Fuel pump plunger pin was re-set and diesel fuel injection has been decreased. In terms of exhaust gas emissions, H2 + B10 provided better results than HHO + B10. Engine performance […]

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Experimental investigations on performance, emission and combustion characteristics of Diesel-Hydrogen and Diesel-HHO gas in a Dual fuel CI engine

Abstract Stringent emission norms being followed throughout the world increases the demand for clean and green fuels. Gaseous fuels like compressed natural gas (CNG), liquefied petroleum gas (LPG) and hydrogen are promising alternatives to conventional diesel and gasoline. The use of hydrogen in the IC engine has gained interest among researchers as it can be […]

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Air pollution and child health: prescribing clean air

Abstract This report summarizes the latest scientific knowledge on the links between exposure to air pollution and adverse health effects in children. It is intended to inform and motivate individual and collective action by health care professionals to prevent damage to children’s health from exposure to air pollution. Air pollution is a major environmental health […]

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Effectiveness of oxygen enriched hydrogen-HHO gas addition on DI diesel engine performance, emission and combustion characteristics

Abstract Nowadays, more researches focus on protecting the environment. Present investigation concern with the effectiveness of Oxygen Enriched hydrogen- HHO gas addition on performance, emission and combustion characteristics of a DI diesel engine. Here the Oxygen Enriched hydrogen-HHO gas was produced by the process of water electrolysis. When potential difference is applied across the anode […]

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Experimental study of a domestic boiler using hydrogen methane blend and fuel-rich staged combustion

Abstract Storing excess wind and solar energy in the form of hydrogen injected into the natural gas grid is one of the main ingredients of the energy transition. This hydrogen injection has an impact on emissions and the performance of user equipment. The present work reports on an experimental study of the combustion of methane-hydrogen […]

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Emission Characteristic of a Dual fuel Compression Ignition Engine Operating on Diesel + Hydrogen & Diesel + HHO gas with same Energy Share at Idling Condition

Abstract Clean burning nature and renewability of hydrogen makes it viable and alternative / supplementary fuel for utilisation in IC engine. In the past two decades, researchers have gained interest in using hydrogen in Internal combustion (IC) engines. Electrolysis is the widely used technique for production of hydrogen. The effect on emission parameters of using […]

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Emissions and Total Energy Consumption of a Multicylinder Piston Engine Running on Gasoline and a Hydrogen-gasoline Mixture

Abstract A multicylinder reciprocating engine was used to extend the efficient lean operating range of gasoline by adding hydrogen. Both bottled hydrogen and hydrogen produced by a research methanol steam reformer were used. These results were compared with results for all gasoline. A high-compression-ratio, displacement production engine was used. Apparent flame speed was used to […]

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