'Slow sand filter' diaporamas de présentation

Presentation

Presentation . on. OPERATION AND MAINTENANCE OF WATER SUPPLY SYSTEM. By. M.N. Thippeswamy Chief Engineer (Retd.). STRUCTURE OF PRESENTATION. Key issues regarding water supply scenario around the World Definition of Operation and Maintenance

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Purification of Water

Purification of Water. Index: Purification of water - on a large scale - on a small scale. the purpose of water treatment is to produce water that is safe and wholesome. LARGE SCALE Storage Filtration Disinfection SMALL SCALE.

1.12k views • 40 slides

Water Services Training Group

544 views • 36 slides

Waterborne Diseases

Waterborne Diseases. Gwy-Am Shin Office: Suite 2335, 4225 Roosevelt Phone: 206-543-9026 Email: gwyam@u.washington.edu. History of epidemics and pandemics. 430 BC, the plague of Athens Unknown agents Killed one third of population Ended the Golden Age of Athens

1.27k views • 32 slides

Finding, Gathering, and Treating Water

Finding, Gathering, and Treating Water. Luke Miller Lindsay Ellis Abby Krich Xinning Zhang. Introduction. Water sources Water collection Water treatment Development vs. Relief. Water Sources. Groundwater (wells and springs) Surface water (fresh) Rainwater Other options.

468 views • 32 slides

WATER TREATMENT

WATER TREATMENT. IT IS THE PROCESS OF REMOVING IMPURITIES OF RAW WATER TO BRING ITS QUALITY UP TO CERTAIN REQUIRED STANDARDS IS CALLED WATER TREATMENT . .

766 views • 19 slides

Clearwater-Aid

Clearwater-Aid. Team: Eric Morris, Client Nick Mendenhall, Mechanical Engineer Whitney Menzel, Mechanical Engineer G Contreras, Mechanical Engineer Diana Rudeck, Biological Systems Engineer Mark Rogers, Biological Systems Engineer Matt Aldrich, Biological Systems Engineer.

347 views • 17 slides

Clean Water for Everyone

Clearwater Idaho Aid. Biofilter Project. Clean Water for Everyone. Presented on November 14, 2005. Problem Definition:. How can we provide clean water for the people of East Africa? The real goal is clean water. Ideally, this will be by designing a portable biofilter. Research Topics:.

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Environmental Engineering Lecture 7 Dr. Hasan Hamouda

Environmental Engineering Lecture 7 Dr. Hasan Hamouda. Coagulation.

416 views • 15 slides

Environmental Engineering Lecture 7

Environmental Engineering Lecture 7. Coagulation. the objective is to promote the settlement of suspended Inorganic clay colloids and micro-organisms (10 -6 to 10 -3 mm) or hydrophobic particles Settlement of particles occurs when their settling velocity is adequate to cause settling

923 views • 14 slides

CRISTALES PROJECT Trujillo, Colon, Honduras Slow Sand Filter

CRISTALES PROJECT Trujillo, Colon, Honduras Slow Sand Filter. Rotary Foundation Matching Grant 69408, Districts 5830/4250. Project Site. HONDURAS. PROJECT HISTORY.

587 views • 13 slides

Terraforming: Peat bogs

Terraforming: Peat bogs. Arable soil from regolith. Organics. Regolith: finely ground rock No organics, no carbon No soil nitrogen found so far Low potassium, high iron How do we convert vast fields of regolith to arable soil?. Acid breaks down feldspar.

324 views • 10 slides

WATER TREATMENT IN RURAL AREAS

WATER TREATMENT IN RURAL AREAS. SLOW SAND FILTERS.

566 views • 1 slides