desalinasi air laut

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Desalinasi air laut Oleh : Abu Hafshoh

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pengolahan air laut menjadi air

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Page 1: Desalinasi air laut

Desalinasi air lautOleh :

Abu Hafshoh

Page 2: Desalinasi air laut

Bagan sederhana(01)

Page 3: Desalinasi air laut

Keterangan bagan(01)Kisaran pH adjustment 6 – 11 .Tekanan (high pressure pump) = 900 psi.Setelah masuk feed dihasilkan air normal

(kadar garam = 500 mg/L) dan air garam pekat ‘brine’ (kadar garam = 35000 mg/L)

Page 4: Desalinasi air laut

Gambaran lengkap bagan

Page 5: Desalinasi air laut

Tahapan secara industriDisaring dengan ukuran ¼ inchi, dari pasir

dll. melewati particle settlement, sand filter, dan

melewati diatomaceous Earth filters.Di Reverse Osmosiskan kemudian

di’Thermolityc’ kan dengan campuran gas CO2-NH3 sambil dipanaskan pada suhu 590 C.

Page 6: Desalinasi air laut

Thermolytic Draw Solution:NH3/CO2

NH3(g) CO2(g)

NH3(g) CO2(g)

NH4HCO3(aq)

(NH4)2CO3(aq)

NH4COONH2(aq)

HEAT

Page 7: Desalinasi air laut

Utilize Waste Heat as the MainEnergy Source for Desalination

Forward Osmosis

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Page 9: Desalinasi air laut

SUMBER :•"Desalination" (definition), The American Heritage Science Dictionary, Houghton Mifflin Company, via dictionary.com. Retrieved on 2007-08-19.•"Australia Aids China In Water Management Project." People's Daily Online, 2001-08-03, via english.people.com.cn. Retrieved on 2007-08-19.•Fischetti, Mark (September 2007). "Fresh from the Sea". Scientific American 297 (3): 118–119. doi:10.1038/scientificamerican0907-118. PMID 17784633.•Lisa Henthorne (June 2012). "The Current State of Desalination". International Desalination Association. Retrieved 2012.•Opportunities aplenty | H2O Middle East. H2ome.net (2012-02-06). Retrieved on 2012-05-14.•"Dubai opens UAE’s largest desalination plant". April 2013. Retrieved 2013-07-07.•[1], Julia Pyper, EENews, Israel is creating a water

surplus using desalination•Fritzmann, C; Lowenberg, J; Wintgens, T; Melin, T (2007). "State-of-the-art of reverse osmosis desalination". Desalination 216: 1–76. doi:10.1016/j.desal.2006.12.009.•"Energy Efficient Reverse Osmosis Desalination Process"

, p343 Table 1, International Journal of Environmental Science and Development, Vol. 3, No. 4, August 2012