EMISSION CONTROL IC ENGINE USING AQUA METHOD

SUBJECTIVE:

Internal combustion (IC) motors are used in many different stationary applications ranging from electric power generation to inert gas production. Both spark ignition and compression ignition motors can be found. Depending on application, standing IC search engines range in proportions from fairly small (~50 hp) intended for agricultural irrigation purposes to thousands of horsepower for electrical power generation. Generally when used for power era, several huge engines will be used in parallel to meet the load requirements. Various fuels can be utilized for IC engines which includes diesel and gasoline among others. The actual fuel used depends upon what owners/operators desire but can be application centered as well. The operation of IC search engines results in the emission of hydrocarbons (NMHC or VOC), carbon monoxide (CO), nitrogen oxides (NOx), and particulate matter (PM). You see, the concentration of such criteria contaminants varies from engine to engine, mode of operation, and is strongly related to the type of gasoline used.

GASOLINE

LINE PLAN:

ENGINE

ENGINE CONTROL DEVICE

AIR WALL PLUG

WATER RESERVOIR

AQUA SILENCER

FILTERATION

SURROUNDINGS OUTLET

ADVANTAGES:

PM exhausts from standing diesel search engines are more of any concern than patients for IC engines employing other powers. Several emission control technologies exist pertaining to diesel engine PM control. Oxidation or lean- NOx catalyst may be used to not only reduce the gaseous exhausts associated with the make use of diesel motors but further provide significant PM control. Likewise, diesel powered particulate filter systems can be used to obtain up to and greater than 85 percent PM HOURS control although in some instances, as well providing cutbacks in the gaseous emissions. Additionally , special hard coatings applied to the combustion zone surfaces of the piston crown, valve faces, and head have shown the ability to substantially reduce NOx and EVENING emissions in diesel machines. These ceramic coatings can be utilized by themselves or combined with an oxidation catalyst to give increased reduction of PM. Porcelain engine films change the burning characteristics so that less dry out, carbon soot, is developed. Also, once combined with an oxidation catalyst, ceramic coatings allow retarding of the engine to reduce NOx, while COMPANY and particles are taken care of at lower levels. In the case of gaseous fuels, ceramic coatings show the ability to allow the user to operate their engines with time significantly advanced generating higher power levels. Also, wider ranges of fuel structure and normal air temperature fluctuations happen to be tolerated without the deleterious effects of pre combustable. Tests are currently underway to judge the effects of the coatings about specific emissions from gaseous fueled motors.

STATIONARY INTERIOR COMBUSTION MACHINES:

Stationary applications for IC engines incorporate:

! gas compression,

! pumping,

! electricity generation,

! cogeneration,

! irrigation,

! and inert gas production.

PARTICULATE EMISSION CHARGE OF STATIONARY IC ENGINES:

Particulate matter (PM) emission control of stationary IC engines can be described as concern intended for diesel machines which give off a relatively large amount of particulate in comparison to engines employing other powers. Diesel particulate emissions consist of a various compounds from fuel and lube olive oil combustion, along with engine wear and sulfate from diesel fuel sulfur. The majority of the particulate consists of carbon dioxide and the soluble organic fraction (SOF) composed of unburned energy and unburned lube petrol. Both oxidation process catalysts and diesel particulate filters can be used to substantially reduce diesel EVENING emissions.

Lately, a catalyst system has become approved with EPA's metropolitan bus retrofit/rebuild program. This program requires that particulate exhausts be decreased by by least 25 %. Other investigations reported in SAE documents...