PROCESS TO MAINTAIN LARGE CLEAN RECREATIONAL WATER BODIES
4 Assignments
0 Petitions
Accused Products
Abstract
The invention discloses a process to implement and maintain water bodies larger than 15,000 m3 for recreational use, such as lakes or artificial lagoons, with excellent color, transparency and cleanness properties at low cost, which comprises the following steps:
- a.—providing a structure able to contain a large water body larger than 15,000 m3;
- b.—feeding the structure of step (a) with inlet water having iron and manganese levels lower than 1.5 ppm and turbidity lower than 5 NTU;
- c.—measuring water pH, ideally it should be within a range lower than 7.8;
- d.—adding an oxidizing agent to the water contained in the structure of step (a), with which a 600 mV minimal ORP is controlled in water for a minimal period of 4 hours and in maximal cycles of 48 hours;
- e.—adding a flocculating agent in concentrations within 0.02 and 1 ppm with maximal frequencies of 6 days and cleaning the bottom of the structure of step (a) with a suction device to remove precipitated impurities from the bottom of said structure, together with the additional flocculants and;
- f.—generating a displacement of surface water containing impurities and surface oils by means of the injection of inlet water according to step (b), which generates said displacement in such a way to remove said surface water by means of a system for impurities and surface oils removal arranged in the structure of step (a), which together with step (e) replaces traditional filtering.
The present invention also discloses a structure to contain large water bodies comprising a system for the removal of impurities and surface oils by means of skimmers and the suction device to clean said structure.
-
Citations
42 Claims
-
1-23. -23. (canceled)
-
24. A structure to contain a large water body, including a water body larger than 15,000 m3, for recreational use with color, transparency and cleanness characteristics similar to swimming pools or tropical seas at low cost, wherein the structure includes a bottom and walls covered with a plastic liner made of a non-porous material that can be thoroughly cleaned;
- wherein the depth of the structure to the bottom is about 0.5 meters or higher;
wherein the structure includes a system of skimmers for the removal of impurities and surface oils, and a fresh water feeding pipe system that allows entrance of fresh water and results in water removal by displacement of surface water through the skimmer system. - View Dependent Claims (25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 36, 37, 38, 39, 40, 41, 42)
- wherein the depth of the structure to the bottom is about 0.5 meters or higher;
-
35. A structure to contain a large water body, including a water body larger than 15,000 m3, for recreational use with color, transparency and cleanness characteristics similar to swimming pools or tropical seas at low cost, wherein the structure has a border and includes:
- a bottom and walls along the border built with a low-permeability material, wherein the low-permeability material of the bottom is selected from the group consisting of clay and bentonite, wherein the bottom and walls are lined with a non-porous plastic membrane material that can be cleaned;
wherein the depth of the structure to the bottom is at least about 0.5 meters, and up to about 5 meters;
a system of skimmers disposed along the border for the removal of impurities and surface oils;
a recycling piping system installed around the border of the structure and including a plurality of water injectors distributed along the border for injecting water into the water body to maintain homogeneity; and
a fresh water feeding pipe system that allows entrance of fresh water and results in water removal by displacement of surface water through the skimmer system.
- a bottom and walls along the border built with a low-permeability material, wherein the low-permeability material of the bottom is selected from the group consisting of clay and bentonite, wherein the bottom and walls are lined with a non-porous plastic membrane material that can be cleaned;
Specification