Q7. A flocculation. Chamber 30 m long, 12 m wide and 4.5 deep is to treat (y) MLD (million liter per day) of water. It is equipped with 12 m long, 0.3 m wide paddles supported parallel to and moved by four horizontal shafts which rotate at a speed of 2.5 rpm. The center line of paddle is 1.8 m from the shaft which is at mid. depth of tank. Two paddles are mounted on each shaft one opposite to the other. If the mean velocity of water is 25% the velocity of paddle, find:- a Power consumption b- Time of flocculation c- Value of G. Kinematic viscosity v = 1.31x 10 m²/sec, CD-1.8 12 m Shaft 1 k 30m 0.3 m. Plan 0.3m 1.95 m, 1.8 m Elevation 4.5 m

Q7. A flocculation. Chamber 30 m long, 12 m wide and 4.5 deep is to treat (y) MLD (million liter per day) of water. It is equipped with 12 m long, 0.3 m wide paddles supported parallel to and moved by four horizontal shafts which rotate at a speed of 2.5 rpm. The center line of paddle is 1.8 m from the shaft which is at mid. depth of tank. Two paddles are mounted on each shaft one opposite to the other. If the mean velocity of water is 25% the velocity of paddle, find:- a Power consumption b- Time of flocculation c- Value of G. Kinematic viscosity v = 1.31x 10 m²/sec, CD-1.8 12 m Shaft 1 k 30m 0.3 m. Plan 0.3m 1.95 m, 1.8 m Elevation 4.5 m

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

X= 90 y= 95

Q7. A flocculation. Chamber 30 m long, 12 m wide and 4.5 deep is to treat (y) MLD (million
liter per day) of water. It is equipped with 12 m long, 0.3 m wide paddles supported
parallel to and moved by four horizontal shafts which rotate at a speed of 2.5 rpm. The
center line of paddle is 1.8 m from the shaft which is at mid. depth of tank. Two paddles
are mounted on each shaft one opposite to the other. If the mean velocity of water is 25%
the velocity of paddle, find:-
a
Power consumption
b- ime of flocculation
c- Value of G.
Kinematic viscosity v= 1.31x 10 m²/sec, CD=1.8
Shaft 1
H
12 m
0.3 m
30m
Plan
0.3m
1.95 m,
·K
1.8 m
Elevation
4.5 m

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