Calculating Air Compressor Size for a Manufacturing Plant Study"

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Discussion Overview

The discussion revolves around the sizing of an air compressor for a manufacturing plant, specifically focusing on the calculations involved and the units used in those calculations. Participants are examining an equation related to this sizing problem and questioning the units of measurement applied in the final answer.

Discussion Character

  • Technical explanation, Conceptual clarification, Debate/contested

Main Points Raised

  • One participant expresses confusion about how the unit "bar" was derived in the final answer of the compressor sizing calculation.
  • Another participant notes that the equation in question is dependent on a specific set of units, suggesting that the source material likely specifies these units.
  • A third participant points out that the constant value "450" in the equation may include a units conversion ratio, which is not clearly defined.
  • A fourth participant offers a document that may provide insights into the origin of the equation used for the calculations.

Areas of Agreement / Disagreement

Participants do not appear to reach a consensus on the units used in the equation or the meaning of the constant value, indicating that multiple views and uncertainties remain in the discussion.

Contextual Notes

There are limitations regarding the clarity of the units for the constant value and the assumptions underlying the equation, which are not fully addressed in the discussion.

Dineshkarthi
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I am in a study of sizing air compressor for a new manufacturing plant ,I googled for some calculation and i got the problem shown in the attachment .i have one doubt how they got the unit bar in the final answer ...?
 

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That's the kind of equation that only works with a given set of units. The book must mention somewhere what these units are (like ##l## must be in meters).
 
What is not defined is the units for the "450" constant value in the equation. Many times this type of constant includes in its value some type of units conversion ratio.
 
This document should help you understand where the equation comes from.
 
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