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The article describes the study on water meters after their five-year period of operation. Water meters were tested at a certification stand to check for possible reading errors. The following devices have been included in the study: water meters with a diameter of 20 mm (single-jet, multi-jet and volumetric) as well as single-jet and screw water meters with a diameter of 50 mm. The faulty water meters...
The water losses are unavoidable and the amount of loss may vary depending on the type of mains material, structure and operational parameters. The evaluation of water loss is an individual issue and should be done in terms of length of mains. In accordance with IWA terms (International Water Associations) there’s more often used economic level of leakages then percentage of water loss. The paper...
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