| We offer a new approach for solving all problems of water supply of enterprises and population on the basis of decentralized (local) purification and disinfection systems of drinking water of economical and ecological value.A project including a range of works on drilling and equipping of the well, purification and disinfection of drinking ground water with the help of «Nadezhda-М» stations;. For industrial enterprises to have their own water-supply system is more economically profitable in 5-10 times, than the employing of drinking water from the centralized water-supply system.«Nadezhda-М» stations; have the collection of the modifications, securing the cleaning and disinfection of drinking waters from 50 to 1000 cube.m. per 24 hours. Stations include the constructive complete modules. A module-type construction allows mounting and connecting of the station with water supply systems, electricity supply and sewage facilities promptly and with minimum expenses. The modularity let made the assembling and link up this station to the water-supply system, electric power supply, sewerage with minimal expenditure and in the shortest time. The module collection let make use of station "«Nadezhda-М»" widely as for pretty consumers, who don't have the water treatment system, and in the urban networks mounting directly before the consumer, for exception not only the general pollution but the second pollution The technology of cleaning and disinfection include only the ecologically clean technologies: aeration, degassing, electric-pulse machining, filtering, sorption, ozonization, without reagent, utilization of the pollutants etc. «Nadezhda-М» stations; avoid using reagents including chlorine. Treatment technique makes it possible to cut down the initial water flow for own needs. The control system are built on the high technological level with use of contactless systems of engaping/turning of the executive devices, the computer control and bond, the new apparatus for controlling. The presence of the inside computer secure the full diagnostics of the all devices work, state analysis of the station, retraining duties, automatic conditions of work in emergency situations. The guaranted efficiency of cleaning and disinfection of water, high reliability and steadiness, long lifetime, minimal operating expenditures are obtained at the expense of: - Employing only the ecologically clean high-performance technological process
- New design decisions;
- Special materials.
The technological plan of the station «Nadezhda-М» assures:- Multistage cleaning of the sources water;
- Repeated utilization of the washing water.
the used materials, technological and design developments correspond to SNiP(building norms and rules) and another regulating documents. | The high science-technical level is confirmed: 1. Certificates (are gave by State sanitary epidemiological inspectors of Russia: Hygienic cert. N 024 of 09.06.95; Hygienic cert. N 070 TC 12 515p 00238 C8 of 26.08.1998.2. Technical conditions (are registered in State standard department of Russia): TY 0130-001-36292685-95;TY 3697-02-46624272-03.3.Licenses: Д 242424 of 15.05.2003 Construction of buildings of I и II levels of responsibility according to the State Standard;Д 538744 of 29.11.2004 Construction of buildings of I и II levels of responsibility according to the State Standard.On its level the station "«Nadezhda-М»" doesn't yield to the best foreign analogs on the degree of cleaning, and on the cost is well below (Germany, France, Japan at etc). Main technical characteristics 
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