Using the Figure 18.4 chart, determine the pressure loss per 100 ft ofpipe resulting from transmitting 100 cfm of free air, at 50-psi gaugepressure, through a 14-in. standard-weight steel pipe. (1.1 psi per100 ft) TABLE 18.4 Recommended hose size, for short hose lengths, when transmittingcompressed air at 80 to 125 psi gaugeAir requirementof tool (cfm)Up to 15Up to 40Up to 80Up to 100100 to 200Hose nominalsize (in.)143812341Typical toolsSmall drills and air hammersImpact wrenches, grinders, and chippinghammersHeavy chipping and rivet hammersRock drills 35 to 55 lb, large concretevibrators, and sump pumpsRock drills 75 lb and drifters

Given, Q = 100 cfm or 1.667 cfs P = 50 psig D = 1.25 in or 0.104 ft

Using the Figure 18.4 chart, determine the pressure loss per 100 ft of pipe resulting from transmitting 100 cfm of free air, at 50-psi gauge pressure, through a 14-in. standard-weight steel pipe. (1.1 psi per 100 ft)

Using the Figure 18.4 chart, determine the pressure loss per 100 ft of pipe resulting from transmitting 100 cfm of free air, at 50-psi gauge pressure, through a 14-in. standard-weight steel pipe. (1.1 psi per 100 ft)

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Concept explainers

Pressurized pipe flow

A 15-kilometer-long pipe with a pipe diameter of one meter transports water at a speed of one meter per second. The pipe has a friction coefficient of 0.005. Calculate the frictional head loss?

Question

Using the Figure 18.4 chart, determine the pressure loss per 100 ft of
pipe resulting from transmitting 100 cfm of free air, at 50-psi gauge
pressure, through a 14-in. standard-weight steel pipe. (1.1 psi per
100 ft)

TABLE 18.4 Recommended hose size, for short hose lengths, when transmitting
compressed air at 80 to 125 psi gauge
Air requirement
of tool (cfm)
Up to 15
Up to 40
Up to 80
Up to 100
100 to 200
Hose nominal
size (in.)
1438
1234
1
Typical tools
Small drills and air hammers
Impact wrenches, grinders, and chipping
hammers
Heavy chipping and rivet hammers
Rock drills 35 to 55 lb, large concrete
vibrators, and sump pumps
Rock drills 75 lb and drifters

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