FIELD: chemistry.
SUBSTANCE: water vending machine has a housing, a controller, a button for selecting the type of water, a device for receiving payments, a display device, water channels for supplying source water connected to a water pipeline or a self-contained tank and connected to a prefiltration unit, having a primary filter, a carbon sorption filter, a fine filter, further connected to a reverse-osmosis unit, a magnetic converter unit, an accumulator tank and a dispenser, which includes a flow metre for the dispensed water and an electromagnetic valve; a booster pump is connected before of the reverse-osmosis unit to generate the necessary liquid pressure in the reverse-osmosis unit; after the reverse-osmosis unit there is an electrolysis cell with silver electrodes, sensors for monitoring electroconductivity of the source water and permeate, a pressure sensor at the input of the reverse-osmosis unit, a permeate level sensor in the accumulator tank, and source water and concentrate flow metres.
EFFECT: efficient water treatment.
15 cl, 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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RU2797132C1 |
