| 摘要 |
<p>A drinking water vending dispenser for dispensing purified water comprising a coarse mechanical filter, an RO purification unit, an ozone purification unit, an UV purification unit, an active carbon filter, a chemical base purification unit, a fine mechamcal filter and a complete RO waste water recycling system, wherein said dispenser can further comprise a complete recycling of wash and leakage water, a back flush system for cleaning filters and pipes or elimination of infections in a water storage tank by ozone injection. In a second embodiment the system includes a subsystem, including at least one sensor, designed to test the inlet water quality in real time and thus control the level of purification.</p> |
