Bernoulli equation for calculation of water flow

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Homework Help Overview

The discussion revolves around the application of Bernoulli's equation to calculate water flow in a seawater collection system. The problem involves two tanks connected by a 900m long pipe with a diameter of 31.5cm, where the inlet is on the seabed and the outlet is at the beach level. Participants are examining the assumptions and calculations related to water velocity and flow rate at the outlet.

Discussion Character

  • Exploratory, Assumption checking, Problem interpretation

Approaches and Questions Raised

  • Participants are discussing the validity of the calculations presented, particularly questioning the assumption that the velocity at point 1 is zero and the implications of head loss in the system. There are inquiries about the specific outlet referenced in the problem and the reasoning behind the pipe's length and positioning.

Discussion Status

There is an ongoing examination of the calculations and assumptions made by the original poster. Some participants have pointed out potential errors and inconsistencies, while others are seeking clarification on the flow dynamics and the physical setup of the system. Guidance has been offered regarding the inclusion of head loss in the calculations.

Contextual Notes

Participants are operating under the assumption of inviscid flow and no head loss or friction in the HDPE tube, which has been questioned. The discussion also touches on the implications of using different numerical conventions in calculations.

  • #31
gamecult said:
View attachment 325983
This a more clear (I hope) Illustration
Does post #24 help?
 

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