System of ventilation of an industrial object

FIELD: the invention is designed for ventilation and may be used at equipping industrial objects.

SUBSTANCE: the system of ventilation of an industrial object has local units of suction air with polluting substances, an airway connecting the local suction units with the suction branch pipe of a boiler's blow fan. The airway is connected through drainage with the pipeline located below it with condensed and liquid fractions of polluting substances. The pipeline is switched to the suction branch pipe of the boiler's blow fan.

EFFECT: increases reliability, economy of the ventilation system of an industrial object.

3 cl, 1 dwg

 

The invention relates to the field of engineering machinery industrial buildings and can be used when equipment buildings industrial facilities that contain air pollutants.

Known counterparts - the ventilation system of the industrial enterprise, containing ducts local exhausts contaminated air, is connected to the assembled duct exhaust ventilation connected with the suction inlet of the blower fan boiler (patent RU №2253073, IPC 7 F 24 F 7/06. The ventilation system of the industrial enterprise, B. I. No. 15, 2005).

Described analog adopted as a prototype.

The drawbacks and the prototype is lowering the reliability of the ventilation system due to the accumulation of the condensing duct and the liquid fractions of pollutants that violate Aero-hydrodynamic mode of the duct, and with sufficient aggressiveness can cause corrosion and subsequent failure of the metal duct.

The technical result achieved by the present invention is to increase reliability and efficiency of the ventilation system of an industrial facility by providing effective aerodynamic mode of operation of the duct and utilization of condensing and liquid fractions of pollutants.

To achieve ukazannoj the technical result of the proposed ventilation system of the industrial plant, containing local exhausts contaminated air and an exhaust duct connected to the suction inlet of the blower fan of the boiler.

The distinction of the proposed system is that the suction nozzle of the blower fan is connected to the drains with piping condensing and liquid fractions of pollutants through the jet pump, piping work environment, which is connected to the pressure tube of the blower fan boiler, connected to the burner of the boiler.

Inclusion in the set of essential features that characterize the system, new items and new interrelation of elements allows to achieve the desired technical result, significantly reduce energy costs for ventilation and to increase its reliability by improving the hydrodynamic mode of ducts, recycling condensing and liquid fractions of pollutants, reduction of intensity of corrosion of ducts.

Information confirming the ability of the invention to provide the above technical result is the following.

The drawing shows a diagram of the ventilation system of an industrial facility. The ventilation system of an industrial facility contains an exhaust duct of air pollution 1 connecting local suction air 2 with polluting substances the problem with the suction inlet of the blower fan 3 boiler 4. Below the exhaust duct is a pipe condensing and liquid fractions of pollutants 5, which is connected with the drains 6 to the duct 1 and the suction pipe of the blower fan 3 boiler 4. The pipeline condensing and liquid fractions of pollutants 5 is connected to the suction inlet of the blower fan 3 boiler 4 through the jet pump 7, the pipe working medium 8 which is connected to the pressure tube 9 of the blower fan 3 boiler 4.

The ventilation system of an industrial facility works as follows.

Air pollutants are taken out of the industrial plant using local exhaust air 2 in the exhaust duct of air pollution 1, then the blower fan 3 is directed to a burner 4. Formed in polluted air condensate and liquid fractions of pollutants divert the drainage 6 in the pipeline condensing and liquid fractions polluting substances 5. Using the jet pump 7, the pipe working medium 8 which is connected to the pressure tube 9 of the blower fan 3 boiler 4 condensate and liquid fractions of pollutants served in the suction pipe of the blower fan 3 boiler 4.

Thus, the proposed system ventilation ensures with the lowest energy stratepedia effective aerodynamic mode of ducts and disposal of airborne contaminants.

1. The ventilation system of an industrial facility containing a local suction of air pollutants, air duct connecting the local suction with the suction inlet of the blower fan boiler, characterized in that the duct is connected to the drains below him pipeline condensing and liquid fractions of pollutants, which is connected to the suction inlet of the blower fan of the boiler.

2. The ventilation system according to claim 1, characterized in that the pipe condensing and liquid fractions of pollutants is connected to the suction inlet of the blower fan of the boiler through the jet pump.

3. The ventilation system according to claim 1 or 2, characterized in that the pipe working medium jet pump connected to the pressure tube of the blower fan of the boiler.



 

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