Rankine cycle Definition and 60 Threads

  1. L

    Gas cycle, rankine cycle, organic rankine cycle, kalina cycle, and all that

    Hello, I have been asked an advice about waste heat to power systems (say wh2p). The available waste heat to be considered is a (dirty) gas in a temperature range between 250°C and 450°C. The useful power that could be generated would range between 2MW and 10MW. I know some examples...
  2. J

    Efficiency of Rankine Cycle Using R141b - Confirmation Needed

    I've just completed a lab session on the Rankine Cycle using R141b as the working fluid and have obtained some values for the different effciencies in the cycle. I have that; ηTheoretical =13.01% ηPractical =12.07% ηIsentropic =5.90% I'm pretty sure I've followed the lab sheet correctly...
  3. A

    Solve Ideal Rankine Cycle Homework: Find Min Turbine Inlet Temp

    Homework Statement A steam power plant operates on a ideal rankine cycle between the pressure limits of 9 Mpa and 10 kPa. The mass flow rate through the cycle is 25kg/s. The moisture content of the steam at the turbing exit is not to exceed 10%. Determine the minimum turbine inlet temperature...
  4. E

    Design Rankine Cycle: $40K Budget, Calculate Payback Time

    Homework Statement I have a project for a class of mine that asks me to design a rankine cycle to produce electricity from a lake using temperature differences between the water and the atmosphere. I have a budget that I must stick with ($40,000), a defined effeciency for the pump (50%)...
  5. A

    Drip Disposal in Gas Power Cycle (Rankine Cycle): Help Needed!

    i need some link or help or maybe some comments on different methods of drip disposal in a gas power cycle(rankine cycle).:confused::confused:quite honestly , i was sleeping:zzz::zzz: in the class, so i didnt get anything:shy::shy:. geez i don't even know what drip disposal is?? can anyone...
  6. B

    Closed cycle rankine cycle engine using alternative fluid.

    I have a solar heat source that will deliver between 80 and 120C temperatures. I want to power a steam engine with this heat but obviously, when the source is below 100C I won't get any power generated. I have considered instead of using water in the steam engine, ethanol. On the output side...
  7. C

    Solving a Rankine Cycle Problem with 45MW Output

    Homework Statement Can anyone help with this particular question Using a steam power plant that operates on a simple rankine cycle and has a net power output of 45MW. Steam enters the turbine at 70 bar and 500 degrees c and is cooled in the condenser at a pressure of 110kPa by running...
  8. M

    Organic Rankine cycle refrigerant expander?

    I am working on a project to design an organic Rankine cycle to convert low temperature thermal energy (waste heat or geothermal) into electrical energy. We are trying to select an expander to extract work from the pressure differential in the refrigerant. The refrigerant (ammonia or R134a)...
  9. A

    Difference between carnot and rankine cycle

    difference between carnot and rankine cycle. pls give replys
  10. S

    Schematic of the basic rankine cycle

    Thermodynamic -------------------------------------------------------------------------------- A)Draw a schematic of the basic rankine cycle and its equipment B) ddiscuss any three practical improvements to make the basic rankine cycle more efficient, hightlighting the benefit that is...
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