Pdf comparison of different gas turbine inlet air cooling methods. The presence of a media type evaporative cooler inherently. This type of system uses a closedcircuit evaporative fluid cooler and. The tmy2 data sets and manual were produced by the national renewable energy laboratorys nrels analytic. Water conservation options for power generation facilities.
With the use of highquality materials, they completely meet the industrial and hygienic requirements. Why use direct evaporative cooling for turbine inlets. Power stations and cooling water what happens in dry. Inlet fogging of gas turbine engines has attained considerable popularity due to. Power stations and industrials plants need large amounts of cooling water, which they usually take out of rivers. Cooling water for energy generation and its effect on food and. Thermoeconomic analysis of inlet air cooling in gas turbine plants. Cooling water for energy generation and its impact on nationallevel water statistics amit kohli1, k aren frenken1.
Other deciding factors include how deep the turbine must be set. Inlet air cooling systems improve gas turbine performance. The pelton turbine consists of a wheel with a series of split buckets set around its rim. Detailed climatic analysis of gas turbine evaporative cooling. An inlet air cooling iac system offers one of the most costeffective ways to improve gas turbine gt performanceespecially during the peak hours of. The theory and operation of evaporative coolers for. The jet hits each bucket and is split in half, so that each half is turned and deflected back almost through 180. The closedloop dry cooling system is suitable for cooling reciprocating air compressors, hydraulic equipment, various types of furnaces, quenching and other types of equipment or processes capable of operating at elevated coolant temperatures. Pdf studying the role played by evaporative cooler on the. Our wellestablished and tested technologies counter the effects of ambient temperature on gas turbine output. The presence of a media type evaporative cooler inherently creates a. The synergy of two different cooling procedures ensure the particularly high performancesof our hydro cooling systems on limited installation space. The basic principle of evaporative cooling is that as water. Combustion turbine inlet cooling using direct evaporative.
Cooling water for energy generation and its effect on. Turbine inlet cooling economic benefits generates more mwhs during peak demand in hot weather reduces the amount of fuel used per kwh by up to 15% increases electric power output which reduces effective capital cost per unit of capacity as compared to constructing a new power plant reduces use of peaking plants that are. There are two basic types of evaporative air coolers eacs. The most effective method of rejecting this heat is through the use of cooling water. Iccem 2012 331 342 type text 331 thermodynamic analysis of a gas turbine power plant modelled with an evaporative cooler 1oyedepo, sunday olayinka and 2kilanko oluwaseun 1, 2 mechanical engineering department, covenant university, ota, nigeria email. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Keywords absorption chiller, evaporative cooling, gas turbine. Evaporative cooling of gas turbine engines mee fog.