Sprinkler Design of Gravity-Fed Sprinkler System...

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©2012 C2D SOLUTIONS PTE LTD All Rights Reserved. www.c2d.com.sg C2D Solutions Pte Ltd is a holistic knowledge-based engineering solutions provider with a wealth of experience. We are committed to deliver the most optimal solution based on sound engineering principles. Overview of C2D Sprinkler Design of Gravity-Fed Sprinkler System using Full Hydraulic Calculation C2D Solutions Pte Ltd Concepts To Design Solutions Problem Statement The proposed development is made up of various buildings located at different parts of the compound. The water supply source is tapped from the sprinkler water storage tank on the roof of the tallest building. The water supply to the sprinkler systems of the other buildings are fed by gravity via a ring main pipe routed on an uneven terrain throughout the compound. Challenge As it is a gravity feed system, the main challenge is to provide a water flow/pressure curve similar to a pump characteristic curve at the tie-in point of each building. Solution With the full hydraulic calculation software, we were able to assume the various flow demands and calculate its available pressures at each of the tie-in points. With the calculated flow/pressure data, we were able to plot out the flow/pressure curve for the tie-in points at the various buildings. With these flow/pressure curves, the sprinkler system designer will then be able to check by marking their calculated sprinkler system demand for the particular building onto the curve to verify if the Gravity Feed Water Supply is adequate for their sprinkler system. Results Fig 1: The sprinkler water supply ring main pipe from the roof of the tallest building to the other buildings Fig. 2: Hydraulic Supply (Gravity-Feed) at a particular Tie-In-Point Fig. 3: Hydraulic Supply (Gravity-Feed) at Tie-In-Point

Transcript of Sprinkler Design of Gravity-Fed Sprinkler System...

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©2012 C2D SOLUTIONS PTE LTD All Rights Reserved. www.c2d.com.sg

C2D Solutions Pte Ltd is a holistic knowledge-based engineering solutions provider with a wealth of experience. We are committed

to deliver the most optimal solution based on sound engineering principles.

Overview of C2D

Sprinkler Design of Gravity-Fed Sprinkler System using Full Hydraulic Calculation

C2D Solutions Pte LtdConcepts To Design Solutions

Problem Statement

The proposed development is made up of various buildings located at different parts of the compound. The water supply source is tappedfrom the sprinkler water storage tank on the roof of the tallest building. The water supply to the sprinkler systems of the other buildings arefed by gravity via a ring main pipe routed on an uneven terrain throughout the compound.

ChallengeAs it is a gravity feed system, the mainchallenge is to provide a water flow/pressurecurve similar to a pump characteristic curveat the tie-in point of each building.

SolutionWith the full hydraulic calculation software,we were able to assume the various flowdemands and calculate its available pressuresat each of the tie-in points.

With the calculated flow/pressure data, wewere able to plot out the flow/pressure curvefor the tie-in points at the various buildings.With these flow/pressure curves, thesprinkler system designer will then be able tocheck by marking their calculated sprinklersystem demand for the particular buildingonto the curve to verify if the Gravity FeedWater Supply is adequate for their sprinklersystem.

Results

Fig 1: The sprinkler water supply ring main pipe from the roof of the tallest building to the other buildings

Fig. 2: Hydraulic Supply (Gravity-Feed) at a particular Tie-In-Point

Fig. 3: Hydraulic Supply (Gravity-Feed) at Tie-In-Point