Describe the compressor stator? Fig. The fluid coming out from the turbine is cooled to its original temperature in the cooler using an external cooling source before passing to the compressor. (b) ramjet-engine has no turbine Any hydrocarbon fuel from high octane gasoline to heavy diesel oil can be used efficiently. d) Ductwork: The ductwork consists of ducts between the compressor and the combustion chamber, combustion chamber to the turbine, and the exhaust duct. of gas turbin and I.C engines may be typically of the order of, The thermal efficiency of a gas turbine as compared to a diesel plant is, The air-fuel ratio in gas turbines is of the order of, The pressure ratio in gas turbines is of the order of, The following is true for an open cycle gas turbine having exhaust heat exchanger. It is used to drive the generators and supply peak loads in steam, diesel or hydro plants. Question is ⇒ Gas turbines use following type of air compressor, Options are ⇒ (A) centrifugal type, (B) reciprocating type, (C) lobe type, (D) axial flow type, (E) none of the above., Leave your comments or Download question paper. V2) and that the same flow velocity Vf is constant throughout the turbine. 113) Gas turbines use following type of air compressor. The turbine used here is of reaction type. The heated gases coming out of the combustion chamber are then passed to the turbine where it expands doing the mechanical work. The centrifugal … In this turbine, the gas is compressed isentropically and then passed into the heating chamber. If you have any question about types of “Gas Turbine Power Plant” leave a comment. (d) decrease in both thermal efficiency and net output Special metals and alloys are required for components. Apollo Sprayers HVLP ECO-3 3-Stage Turbine Paint Spray System, E5011 Spray Gun & 20' Hose . The hot gas coming out from the combustion chamber is then passed to the turbine where it expands doing mechanical work. Take the Quiz and improve your overall Physics The gas turbine is the most satisfactory power developing unit among various means of producing mechanical power due to its exceptional reliability, freedom from vibration, and ability to produce large powers from units of comparatively small size and weights. Once the turbine started, it will accelerate from cold start to full load without warm-up time. Gas turbines use following type of air compressor (a) centrifugal type (b) reciprocating type (c) lobe type (d) axial flow type (e) none of the above. During my visit to Rokan Block in Duri, Riau, I encounter a couple of ’’Ariel” type gas compressor. The compressor is used to compress the air to higher pressure. Following are the components of a gas turbine power plant: Compressor; Combustion chamber. If the gas coming out from the turbine is cooled to its original temperature in a cooler and then it is recirculated to the compressor for doing work, such cycle is known as a closed-cycle power plant. Turbine cooling, bearing sealing, pulsation control, purging. Most modern passenger and military aircraft are powered by gas turbine engines, also called jet engines. Cooling of gas turbine blades is necessary for a long life as it is subjected to high-temperature gases. ANSWER: c. Multistage axial flow compressor. Also, there are different technologies which some manufacturers use as their proprietary … The compressed air is supplied to the combustion chamber where heat added to the air by burning the fuel and raises its temperature. C. Lobe type. The gas coming out of the turbine is exhausted to the atmosphere. Since the fluid density varies along with the blade height, the density at the mean radius can be used, so that m = ρmVfA, where A is the blade annular area. (b) in three phases Ans: d. 136. $679.00 $ 679. (b) increase in thermal efficiency but decrease in net output (B) Reciprocating type. In this post, you will learn about the wind power plant and its working, the importance of wind energy, it's advantages, application and more.