Answer / mahesh-lanco

Combined Cycle is the Operation of Plant with Gas Turbine &
Steam Turbine.It is usally in Gas absed Power Plants Or
Thermal.When Gas is used as fuel input to the Gas Turbine
it genartes Power(Mechanical Energy and it is given input
to Gas Turbine Generator And it convers mech energy to
electrical energy) by combustion of gas .This process is
called Open Cycle.As the Gas is Burned at very high
temperature the exhaust of GAs Turbine is also at high
temperature and this exhaust given to Heat Recovery Steam
generator(HRSG)as input.The main function of HRSG is to
convert Heat Input energy to Steam.The Output Steam of The
HRSG is fed to Steam Turbineas input and it generates the
power.The Power generated by the Steam Turbine is alomost
for free of cost as the Steam input is from the exhaust of
Gas Turbine only.

The Total Open Cycle(Gas Turbine)+Steam Turbine is called
Combined Cycle Operation of Plant.

Answer / chaitanya pithawa

combine cycle is the combination of gas turbine cycle and
steam turbine cycle.

i need rrb chennai JE mechanical last 2 year question papers Plz send me on this email id aaasaravanan@gmail.com

0 Answers   RRB,

---

HI I am going to write HAL for the post of management trainee. I need model / Sample Question . Plz help me

0 Answers   HAL,

---

What are the procedures of starting of diesel engine?

0 Answers   Covanta Energy,

---

what is used to check the amount & quality of fuel in two stroke ic engine?

1 Answers   Siemens,

---

Did elevation affect weight?

0 Answers  

---

why are you want to join our company?

16 Answers   TATA,

---

Which Type of Stresses will be acted on Helical Springs?

4 Answers   Bhel,

---

what is the bow of the shaft?

1 Answers   MRF,

---

what is cause of low cfm in duct

1 Answers  

---

why you are join this company?

3 Answers   L&T, Thermax,

---

What is a steam turbine diaphragm?

0 Answers  

---

why does polytropic efficiency of a compressor decrease with increasing flow rate ?

0 Answers   L&T, ONGC,

---