When.com Web Search

  1. Ad

    related to: siphon pipe spillway design for sale in sri lanka

Search results

  1. Results From The WOW.Com Content Network
  2. Randenigala Dam - Wikipedia

    en.wikipedia.org/wiki/Randenigala_Dam

    The Randenigala Dam (Sinhala: රන්දෙනිගල වේල්ල) is a large hydroelectric embankment dam at Rantembe, in the Central Province of Sri Lanka. [1] Construction of the dam began in November 1982, and was completed in approximately 4 years. The dam and power station was ceremonially opened by then President J. R ...

  3. Spillway - Wikipedia

    en.wikipedia.org/wiki/Spillway

    The energy can be dissipated by addressing one or more parts of a spillway's design. [24] Steps. First, on the spillway surface itself by a series of steps along the spillway (see stepped spillway). [5] Flip bucket. Second, at the base of a spillway, a flip bucket can create a hydraulic jump and deflect water upwards. Ski jump

  4. Siphon - Wikipedia

    en.wikipedia.org/wiki/Siphon

    A siphon spillway in a dam is usually not technically a siphon, as it is generally used to drain elevated water levels. [34] However, a siphon spillway operates as an actual siphon if it raises the flow higher than the surface of the source reservoir, as sometimes is the case when used in irrigation.

  5. Deduru Oya Dam - Wikipedia

    en.wikipedia.org/wiki/Deduru_Oya_Dam

    The Deduru Oya Dam is an embankment dam built across the Deduru River in Kurunegala District of Sri Lanka. Built in 2014, the primary purpose of the dam is to retain for irrigation purposes approximately a billion cubic metres of water, which would otherwise flow out to sea. Site studies of the dam began in 2006 and construction started in 2008.

  6. Siphon tubes - Wikipedia

    en.wikipedia.org/wiki/Siphon_tubes

    Siphon tubes are a basic implement used in irrigation to transfer water over a barrier (such as the bank of a raised irrigation canal), using the siphon principle. At the simplest they consist of a pipe with no working parts. To work they rely on the water level in the canal being at a higher level than the water level in the field being irrigated.

  7. List of dams and reservoirs in Sri Lanka - Wikipedia

    en.wikipedia.org/wiki/List_of_dams_and...

    Sri Lanka is pockmarked with many irrigation dams, with its water resource distributed across nearly the entirety of the island for agricultural purposes via artificial canals and streams. Utilization of hydro resources for agricultural production dates back to the pre-Colonial era , with the current crop production now largely dependent on ...

  8. Sri Lankan irrigation network - Wikipedia

    en.wikipedia.org/wiki/Sri_Lankan_irrigation_network

    The irrigation works in ancient Sri Lanka were some of the most complex irrigation systems of the ancient world. The earliest examples of irrigation works in Sri Lanka date from about 430 BCE, during the reign of King Pandukabhaya , and were under continuous development for the next thousand years.

  9. Tank cascade system - Wikipedia

    en.wikipedia.org/wiki/Tank_cascade_system

    Rain clouds over a tank in Sri Lanka The tank cascade system ( Sinhala : එල්ලංගාව , romanized: ellaṅgāva ) is an ancient irrigation system spanning the island of Sri Lanka . It is a network of thousands of small irrigation tanks ( Sinhala : වැව , romanized: wewa ) draining to large reservoirs that store rainwater and ...