I am trying to design an axial turbine for my project

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Discussion Overview

The discussion revolves around the design of an axial turbine for a geothermal power plant, specifically focusing on the challenges faced by a chemical engineering student. The scope includes design components, simplifications necessary for a student project, and the search for specific resources like steam tables for n-pentane.

Discussion Character

  • Homework-related
  • Technical explanation
  • Conceptual clarification

Main Points Raised

  • One participant expresses confusion about designing an n-pentane turbine and seeks guidance on the main components and design matching for turbine output.
  • Another participant suggests that a full design is too complex for a student project and recommends focusing on simplified aspects like temperature differences and flow rates.
  • A participant emphasizes the importance of understanding the relationship between heat exchanger sizes and temperature drops, as well as flow losses in pipe sizes.
  • One participant acknowledges the need for a less detailed design, specifically regarding measurements of the nozzle, rotor, and blades, while confirming that some preliminary work is already in progress.
  • There is a suggestion to consider hiring help for the design, which is met with a response indicating financial constraints and a preference to simplify the design process instead.

Areas of Agreement / Disagreement

Participants generally agree that a full design is impractical for a student project and that simplifications are necessary. However, there is no consensus on the specific approach to take or the extent of simplification required.

Contextual Notes

Participants mention the need for a simplified design and the importance of certain parameters, but there are unresolved details regarding the specific measurements and calculations needed for the turbine design.

AhmedAB
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TL;DR Summary: I have a problem designing an axial turbine, there is a lot I don't understand

hey, how are you all doing, I am a chemical engineering student working on designing a geothermal power plant, weirdly I have been told that I must design an n-pentane turbine for our Plant, it's so confusing there is a lot I don't understand and sadly I don't have enough time to read entire books, so I am asking if you can guide me to how to design a steam turbine main components and how to can my design match my turbine work output. also, where can I find an n-pentane steam table I couldn't find one that was detailed, thank you so much for reading, and forgive me a lot for asking too much .
 
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AhmedAB said:
I don't have enough time to read entire books
Perhaps you can hire someone to do that for you ?
And then you could also hire someone to design your turbine ...

Bottom line: what are you prepared to do yourself ?

##\ ##
 
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AhmedAB said:
I am a chemical engineering student working on designing a geothermal power plant
A full design is far beyond the scope of a student design project, so you have to simplify. Focus on the cold side temperature, hot side temperature, and the distance between them. Look at the relationship between heat exchanger sizes and temperature drops across the heat exchangers. Then flow losses vs pipe sizes for the distance between hot and cold sides.

Then add all that up to find the temperatures and pressures at the inlet and outlet of the turbine, and the flow rate through the turbine. Put everything into a flow diagram. If time remains, start refining the design of major components.

Mentor note: This thread moved to homework forum from technical forum.
 
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jrmichler said:
A full design is far beyond the scope of a student design project, so you have to simplify. Focus on the cold side temperature, hot side temperature, and the distance between them. Look at the relationship between heat exchanger sizes and temperature drops across the heat exchangers. Then flow losses vs pipe sizes for the distance between hot and cold sides.

Then add all that up to find the temperatures and pressures at the inlet and outlet of the turbine, and the flow rate through the turbine. Put everything into a flow diagram. If time remains, start refining the design of major components.

Mentor note: This thread moved to homework forum from technical forum.
I fully agree with you a full design seems like a pain to do, what I am aiming for is a way less detailed design more specifically about the measurement of the nozzle, rotor, blades, etc, I don't want to go deep into design cause it will take a huge portion of my time as you said, also all that you said is thankfully ready or being working on at the moment, also forgive me I am new to this forum I am trying to understand it more, thank you for responding I really appreciate it.
 
BvU said:
Perhaps you can hire someone to do that for you ?
And then you could also hire someone to design your turbine ...

Bottom line: what are you prepared to do yourself ?

##\ ##
I wish I could hire someone but unfortunately, I am not able to finically so I am compelled to do it myself, but of course, not a full design just a simplified version, Thank you for responding I really appreciate it, its my pleasure really
 
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