sâmbătă, 9 iulie 2011

Sewage waste water discharge in the presence of danger


equipment building to ask the architect of phase poiect in basement sanitary.
And from that moment that although problems are not insurmountable trouble creating large mining
Architect required by the theme designer sanitary plumber supply these hot and cold water. Automatically appears sewage disposal problem.
If the maximum level of water Sewerage is higher than the points of leakage of interior installation, then there is real danger of the network outside flooding  wastewater through the sanitary drainage and inside the building.
Wastewater from sewage flooding danger outside the drainage, sanitary in the building that can occur in case the building is connected directly to the exterior (ie not through an outside home).
So it is not possible by free flowing wastewater discharge.
How to handle such serious situations is determined by a series of constructive and functional factors as follows:
- maximum level to which water can rise from the Sewerage
- effects they can have water in her building on hygienic conditions                                                                                                                                                               - effects they can have water on the stability of the building.

Solutions.

1. A sanitary location intermediate between the basement and ground floor share the lip so that the superiority of sanitary floor drain cover, be higher than the maximum that would lift water from the sewerage system for putting under pressure, that even above the ground.
In this situation give the basement in the basement for the solution.
In cases where the location can not be waived under the sanitary land below that to which can suppress water Sewerage, provides various solutions, depending on the consequences that would have any flooding.

2. For objects below the ground level provides a separate sewer pipe, located under the basement floor, which are provided to allow passage of water devices in a single direction only, so from plant to plant inside outside.
It prevents the passage of water in reverse, that it prevents discharge of sewage water outside and avoiding the building of flooding
This system of protection against flooding the building is a device that presents the disadvantage of the operation less safe because of deposit of impurities in the section crossing points of water and disadvantage need constant supervision and immediate handling locking devices.
This device is a terminal retention flap with diameters between 50 ÷ 200mm, fitted with a valve that closes the section passing through its own weight and allow water flow only in one direction to Sewerage.
If the outer pipe sewer is put under pressure, the water level in the home increases and pressure is mounted flap that forms water column pressure exceeds the drainage water column and valve closes.

Warning!
When the flap is closed waste water coming from sanitary drains can not and therefore should not be used during closed valve must be maintained as to avoid filling the pipes, waste water stagnation, with the formation of deposits and even upset some sanitary.
Terminal flap operation is uncertain, because the gasket is gradually deposited while impurities in wastewater, which are no longer able to achieve a hermetic closure.

3. Breech with flip and slide
It is another device for refularii, which is a higher degree of safety valve operation than terminal.
Breech clamshell and is equipped with a gate valve that works on the same principle with the flap gate terminal and a cast iron, which is handling the rod.
Drawer is a measure of safety is handled when it provides the potential for discharge due to heavy rains or clogged drains.
And this solution is not fully satisfactory because impurities in the wastewater while the tray is deposited into place gradually and by preventing complete closure of the openings inside the wastewater enters the plant and building flood.

4. Pump sewage disposal plants
. It is a special technical solution to wastewater sewer
With reduced dimensions, the pump is mounted behind the pans under the vasede kitchen sinks, etc..
Wastewater discharge from pans using micropulsor  ensure that form a compact, one-piece completely.
Micropulsor  vacuum wastewater 3 seconds that is paper, feces, etc.. it disintegrates and the pressure of 1bar orefuleaza in a sewage pipe connected to the column.
Water consumption for washing the toilet is 3.5 liters for use obtaining a saving of 30,000 liters of water per year for a family of four persoane.comparativ water consumption for a standard toilet.

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