Gravity Flow Water Supply System Pdf

In this module a first section chapter ii is devoted to the functioning of gravity fed system giving definitions of concept such as gravity pressure and head loss.

Gravity flow water supply system pdf.

The heart pumps blood through the arteries veins and capillaries to supply oxygen to all part of the body. Gravity flow water distribution systems are reliable and cost effective over pumping systems as no external power is required to maintain the flow. Generally the gravitational networks are designed as branched systems and in order to maintain their looped configuration the missing links are joined by pipes of nominal diameters. The typical layout of a gravity fed water system figure 1 1 includes a water source transmission main reservoir and distribution system.

No pump is required. Water loss by leakage is comparatively higher as the system remains under constant pressure. Pipeline design 5 summary of suggested design guidelines 19 l 1 3 6 11 2 5 10 18 appendices a. This paper will cover every aspect of the design and construction of a water supply system utilizing potential energy gravity for delivery.

Not applicable in plain or flat terrain where an elevation source of water supply is not available. General system design and design parameters i t. General explanation of flow. Of water supply systems in order to understand how this can be accomplished.

The taps and valves closed state should be the maximum. Condensed from a handbook of gravity flow water systems thomas d. The following are a list of design parameters that are important in the design of gravity flow water systems. Gravity flow water systems practical design notes for simple rural water systems contents pagec 1 introduction 2.

In order to size a gravity fed system it is important and necessary that a technician knows and understands how gravity fed systems work. It can be downloaded as a pdf. No energy is required to operate the system as water is conveyed by gravity. A water supply system is analogous to the human circulatory system.

Maximum pressure limits. Disadvantages of the gravity method. Jordan jnr intermediate technology publishing. Gravity flow water distribution systems are reliable and cost effective over pumping systems as no external power is required to maintain the flow.