Waste Heat Recovery System Ppt

This paper describes the technology behind waste heat recovery and the potential for ship owners to lower fuel costs cut emissions and the effect on the eedi of the ship.

Waste heat recovery system ppt.

Primetals technologies implemented an innovative waste heat recovery system at the steelworks of arvedi in cremona italy. A waste heat recovery system compris ing both steam and power turbines and combined with utilising scavenge air energy for exhaust boiler feed water heating. Introduction a valuable alternative approach to improving overall energy efficiency is to capture and reuse the lost or waste heat that is intrinsic to all industrial manufacturing captured and reused waste heat is an emission free substitute for costly purchased fuels or electricity in some. A heat recovery steam generator hrsg is a type of heat exchanger that captures lost heat from a hot gas stream and then uses it to produce steam energy.

The exhaust gas temperature is relatively low after the turbocharger and just high enough for producing the necessary steam for the. Waste heat recovery options and technologies methods for waste heat recovery include transferring heat between gases and or liquids e g combustion air preheating and boiler feedwater preheating transferring heat to the load entering furnaces generating mechanical and or electrical power or using waste heat with a heat pump for heating or. This valuable energy can be recovered from many sources. Waste heat recovery system 2.

This paper focuses on one such upcoming system by analysing the efficiency of a thermoelectric generator teg used as a waste heat recovery system in a hybrid electric vehicle hev. Technology needs are identified in two broad areas. Waste heat recovery 1. Introduction the primary source of waste heat of a main engine is the exhaust gas heat dissipation which accounts for about half of the total waste heat i e.

1 extending the range of existing technologies to enhance their economic feasibility and recovery efficiency and 2 exploring new methods for waste heat recovery especially for unconventional waste heat sources. Rd d to advance waste heat recovery technologies. An outstanding highlight of this s. Waste heat recovery system 1.

Debajyoti bose upes 2. A gas turbine used in energy production a processed gas stream used in a variety of industrial processes or even a waste gas stream. About 25 of the total fuel energy.