Our Mission ITACA understands AT as technologies that are easy to construct and maintain, low cost, using local resources as far as possible, simple to replicate and adapt to different contexts, and both environmentally and economically sustainable in the long-term. Welcome This site is aimed at providing technical resources and information to assist Appropriate Technology AT specialists working in the following areas: drinking water supply, sanitation, electrical supply, construction, fuel-efficient cooking stoves and environmental education. Material to help you do design calculations for water systems with pumps in.Īrticles: Pump Calculator Spreadsheet This spreadsheet allows the user to find the pump power requirement Watts or Brake Horse Power for various feeder pipe diameters in and given a known flow rate LPSpipe length m and head m and then select a suitable pump based upon available pump characteristic data. The application of Appropriate Technology. We see AT as a tool to address the inequalities and injustices faced by millions of communities around the world who lack access to the basic resources required for a dignified life.Īny projects making use of information from this website are undertaken at your own risk.

ITACA understands AT as technologies that are easy to construct and maintain, low cost, using local resources as far as possible, simple to replicate and adapt to different contexts, and both environmentally and economically sustainable in the long-term. This site is aimed at providing technical resources and information to assist Appropriate Technology AT specialists working in the following areas: drinking water supply, sanitation, electrical supply, construction, fuel-efficient cooking stoves and environmental education. Download Sump Pump Pit Size Excel Sheet Calculatorĭownload this sheet as a PDF file 92 kb.

PDF calculation sheet for designing solar pumping systems.

This spreadsheet allows the user to find the pump power requirement Watts or Brake Horse Power for various feeder pipe diameters in and given a known flow rate LPSpipe length m and head m and then select a suitable pump based upon available pump characteristic data.

Pump curve calculations in excel