TH53881B - Anaerobic purification equipment - Google Patents

Abstract

DC60 (07/06/2016) This invention relates to an anaerobic purification device for the purification of the inlet fluid, comprising a reactor tank, an inlet pathway for introducing the inlet fluid into the tank, a water collection pathway for collecting the purified water, a gas system for collecting gas from the fluid contained in the reactor, a gas-liquid separator, a lifter for passing the fluid into the separator by which the lift is generated by the gas collected in the gas collection system, and a lowerer for returning the fluid and sludge from the separator into the lower tank section. According to this invention, the device is characterized as being positioned in the lowerer at the level of the fluid surface to achieve a minimum head pressure of approximately 1.4 m of water column (approximately 0.14 bar). The invention also relates to a method for the anaerobic purification device for the purification of the inlet fluid. Revised Summary of Invention 7/06/2016 This invention relates to an anaerobic purification device for the purification of the inlet fluid, comprising a reactor tank, an inlet pathway for introducing the inlet fluid into the tank, a water collection pathway for collecting the purified water, a gas system for collecting gas from the fluid contained in the reactor, a gas-liquid separator, a lifter for passing the fluid into the separator by which the lift is generated by the gas collected in the gas collection system, and a lowerer for returning the fluid and sludge from the separator into the lower tank section. This invention describes an anaerobic purification device for the purification of the inlet fluid, comprising the reactor tank, the inlet pathway for the inlet fluid, the water collection pathway for the collection of purified water, a gas collection system for the collection of gas from the fluid contained in the reactor, a gas-liquid separator, a lifter for the inlet fluid, the gas lifter generated by the gas collected in the gas collection system, and a lowerer for the return of fluid and sludge from the separator to the lower tank. The device is characterized as being positioned in the lowerer at the level of the fluid surface to achieve a minimum head pressure of approximately 1.4 m of water column (approximately 0.14 bar). The invention also relates to a method for an anaerobic purification device for the purification of the inlet fluid. According to the invention, this device will be characterized as being placed in a lowering chamber at the level of the liquid surface to impose an upper pressure of at least approximately 1.4 meters of water column (approximately 0.14 bar). The invention will also relate to a method for an aerobic purification device for the purification of an incoming liquid.

Claims (17)

Revised 7/6/2016 1. Anaerobic Purification Equipment for Wastewater Purification, Anaerobic purification equipment comprising: • Reactor tank (14); • Inlet pathway (12) for the intake of liquids flowing into tank (14), the inlet pathway (12) is positioned in the lower part of tank (14); • Water collection pathway (11) such as an overflow chute for the collection of purified water, the water collection pathway is provided in the upper part of tank (14) and is provided to the liquid surface (21) in the said reactor tank (14); • At least one gas collection system (4) for the collection of gases from the fluids contained in the reactor (14), at least one gas collection system (4) is provided. • At a level below the water storage path (11); • At least one gas-liquid separator (6) is positioned at a level above the water storage path (11); • At least one riser (5) with an outlet (18) that flows into the separator (6), and at least one of these risers (5) is connected (20) to at least one gas storage system (4) for raising the fluid contained in tank (14) by the gaseous lifting action performed by the gas stored in at least one of the gas storage systems (4); • A lowerer (8) with an inlet (17) that flows into the separator (6) and an outlet that flows into the lower part of tank (14) for returning the separated fluid in the separator into the lower part of tank; characterized as The purification equipment is placed in the lowering unit (8) at the level of the liquid surface (21), to be given a minimum water column head pressure of 1.4 m (approximately 0.14 bar), and at least one of the risers (5) has an upper section (26) which is to be defined as the part of the riser (5) extending upwards from the said liquid surface (21), where such upper section (26) has a length (H3) of at least 1.2 m, ideally at least 1.4 m, and where the head pressure is defined as the pressure difference, at the level of the liquid surface in the reactor, between one point inside the lowering unit and one point outside. 2. An aerobic purification device under Requisition 1 where the head pressure is at least 1.5 m of water column (approximately 0.15 bar), ideally at least 1.6 m of water column (0.16 bar). 3. An aerobic purification device under Requisition 1 where the head pressure is at least 1.8 to 2 m of water column (approximately 0.18 to 0.2 bar), e.g. 2.5 to 3 m of water column (0.25 to 0.3 bar) or more. 4. An aerobic purification device under any of the preceding Requisitions, where at least one riser (5) has a top section (26) which is defined as the section to which the riser (5) extends above the surface of the liquid (21), and where such top section has a length (H3) of at least 10 percent, e.g. at least 15 percent of the total length. (H1) of at least one of the 5 risers; 5. An anaerobic purification device under any of the preceding claims, in which at least one of the 5 risers has a top portion (26) which is defined as the portion that the 5 risers extend above the liquid surface (21) and in which such top portion has a length (H3) which is at most 30 percent or at most 25 percent of the total length (H1) of at least one of the 5 risers; 6. An anaerobic purification device under any of the preceding claims, in which there is at least 1.6 to 2 m or more; 7. An anaerobic purification device under any of the preceding claims, in which the gas-liquid separator (6) is incorporated with a significantly closed device tank (16) which is provided with a means (22) for maintaining the gas pressure at the threshold value; 8. Anaerobic purification equipment under claim 7, where the threshold is at least 0.25 m of water column (approx. 0.025 bar), e.g. at least 0.5 m of water column (approx. 0.05 bar). 9. Anaerobic purification equipment under claim 7 or 8, where the threshold is at most 1.5 m of water column (approx. 0.15 bar), e.g. at most 1.2 m of water column (approx. 0.12 bar). 10. Anaerobic purification equipment under one of the preceding claims, where the gas-liquid separator (6) is incorporated with the equipment tank (16), where the inlet (17) of the lowering body (8) is conical in shape relative to the vertical axis and has a tapered end. 11. An anaerobic purification device under one of the preceding claims, in which such device is incorporated with an upper gas collection route (10) for the collection and removal of gas from the fluid contained in the tank (14), in which the upper gas collection route (10) is provided between the water collection route (11) and at least one gas collection system (4). 12. The method of operation of the anaerobic purification device for the purification Purified water, an anaerobic purification device comprising: • Reactor tank (14); • Inlet pathway (12) for the introduction of liquid into tank (14), the inlet pathway (12) is positioned in the lower part of tank (14); • Water collection pathway (11), such as an overflow chute, for the collection of purified water, the water collection pathway is provided in the upper part of tank (14) and is provided to the liquid surface (21) in the said reactor tank (14); • At least one gas collection system (4) for the collection of gas from the fluid contained in the reactor (14), at least one gas collection system (4) is provided. • At a level below the water storage path (11) • Gas-liquid separator (6) positioned at a level above the water storage path (11) • At least one riser (5) with an outlet (18) that flows into the separator (6), at least one of which riser (5) is welded (20) to at least one gas storage system (4) for raising the fluid contained in the tank (14) by the gaseous lifting action performed by the gas stored in at least one of the gas storage systems (4), where at least one of the risers (5) has an upper section (26) which is designated as the part of the riser (5) that extends upward from the surface of the said fluid (21), where such upper section (26) has a length (H3) of at least 1.2 m • Lowerer (8) with an inlet (17) that flows into the separator (6) and an outlet that flows into the lower section of the tank (14) for the return of the separated fluid in the device. It is separated into the lower part of the tank, where the anaerobic purification device is operated with a minimum head pressure of 1.4 m of water column (approximately 0.14 bar), where this head pressure is greater in the lowering (8) at the level of the surface (21), and where this head pressure is defined as the pressure difference, at the level of the liquid surface in the reactor, between one point inside the lowering and the point One located outside the lowering device but inside 13. Method according to claim 12, where the head pressure is at least 1.5 m of water column (approximately 0.15 bar), ideally at least 1.6 m of water column (0.16 bar). 14. Method according to claim 12, where the head pressure is at least 1.8 to 2 m of water column (approximately 0.18 to 0.2 bar), e.g. 2.5 to 3 m of water column (0.25 to 0.3 bar) or more. 15. Method according to any of claims 12 to 14, where the gas-liquid separator (6) is incorporated with a significant number of closed device tanks (16) and where the gas pressure More than in the equipment tank (16) such as has a value of at least 0.3 m of water column (approx. 0.03 bar), i.e. at least 0.5 m of water column (approx. 0.05 bar). 16. Method according to claim 15 where the gas pressure is greater than in the equipment tank (16) such as has a value of at least 1.5 m of water column (approx. 0.15 bar), i.e. at least 1.2 m of water column (approx. 0.12 bar). --------------------------------------------------------------------------------------------------------------------------------------------------------- 1. Anaerobic Purification Equipment for the Purification of Incoming Fluids such as Wastewater. The anaerobic purification equipment shall consist of: • Reactor Tank (14) • Inlet Path (12) for the introduction of incoming fluids into Tank (14). The inlet path (12) is positioned in the lower part of Tank (14). • Water Collection Path (11) such as an overflow chute for the collection of purified water. The water collection path is provided in the upper part of Tank (14) and is provided to the liquid surface (21) in the said Reactor Tank (14). • At least one Gas Collection System (4) for the collection of gases from the fluids present in the Reactor (14). At least one Gas Collection System (4) shall be provided. • A gas-liquid separator (6) placed at a level above the water storage path (11); • At least one riser (5) with an outlet (18) that flows into the separator (6); • At least one riser (5) that is welded (20) to at least one gas storage system (4) for raising the fluid contained in the tank (14) by the gas lift generated by at least one gas storage system (4); • A lowerer (8) with an inlet (17) that flows into the separator (6) and an outlet that flows into the lower part of the tank (14) for returning the separated fluid in the separator to the lower part of the tank, with the characteristic that the purification device is placed in the lowerer (8) at the level of the fluid surface (21) to provide an upper pressure of the water column of at least approximately 1.4 m (approximately 0.14 bar). 2. An airless purification device purified under claim 1, where the overhead pressure shall be at least approximately 1.5 meters of water column (approximately 0.15 bar), ideally at least approximately 1.6 meters of water column (0.16 bar). 3. An airless purification device as per claim 1, where the upper pressure shall be at least 1.8 to 2 meters of water column (approximately 0.18 to 0.2 bar), e.g., 2.5 to 3 meters of water column (0.25 to 0.3 bar), or greater. 4. An aerobic purification device purified under any of the preceding claims in which at least one superstructure (5) shall have a top portion (26) which shall be defined as the top portion of the superstructure (5) extending upward from the surface of the liquid (21) and in which such top portion shall have a length (H3) which shall be at least approximately 10 percent, i.e., at least approximately 15 percent of the total length (H1) of at least one superstructure (5). 5. An aerobic purification device purified under any of the preceding claims in which at least one superstructure (5) shall have a top portion (26) which shall be defined as the top portion of superstructure (5) extending upward from the surface of the liquid (21) and in which such top portion shall have a length (H3) which shall be at least approximately 30 percent, i.e., at least approximately 25 percent of the total length (H1) of at least one superstructure (5). 6. An anaerobic purification device purified under any of the preceding claims, in which at least one of the risers (5) shall have a top section (26) which shall be designated as the top section of the riser (5) extending upward from the surface of the liquid (21) and in which such top section shall have a length (H3) which shall be at least approximately 1.2 m, ideally at least approximately 1.4 m, e.g. 1.6 to 2 m or more. 7. An aerobic purification device purified under any of the preceding claims, in which the gas-liquid separator (6) shall be incorporated with the necessary closed vessel (16) provided with a means (22) for maintaining the initial gas pressure. 8. An anaerobic purification device purified under claim 7, where the initial value shall be at least approximately 0.25 m of water column (approximately 0.025 bar), or at least approximately 0.5 m of water column (0.05 bar). 9. An anaerobic purification device as provided for in any of the claims of Claim 7 or Claim 8, where the initial value shall be at most approximately 1.5 meters of water column (approximately 0.15 bar), e.g., at most approximately 1.2 meters of water column (approximately 0.12 bar). 10. An anaerobic purification device purified under one of the preceding claims, in which the gas-liquid separator (6) shall be incorporated with an apparatus (16), in which the inlet (17) of the lowering device (8) shall be conical in shape relative to the vertical axis and tapering downward, in which the conical inlet (17) shall be positioned inside the apparatus (16), and in which at least one vent (18) of the riser (5) shall be positioned to create a tangential flow of fluid in the apparatus (16) around the conical inlet (17) of the lowering device. 11. An aerobic purification device under any of the preceding claims, which shall also include an upper gas collection route (10) for the collection and removal of gas from the fluid contained in the tank (14). An upper gas collection route (10) shall be provided between the water collection route (11) and at least one gas collection system (4). 12. Use of airless purification devices in accordance with any one of the preceding claims. 13. Method of operation of the anaerobic purification equipment for the purification of the incoming fluid, such as wastewater. The anaerobic purification equipment consists of: • Reactor tank (14) • Inlet pathway (12) for bringing the incoming fluid into tank (14). The inlet pathway (12) is positioned in the lower part of tank (14). • Water collection pathway (11), such as an overflow chute, for collecting the purified water. The water collection pathway is provided in the upper part of tank (14) and is provided to the liquid surface (21) in the said reactor tank (14). • At least one gas collection system (4) for collecting gas from the fluid contained in the reactor (14). At least one gas collection system (4) is positioned at • Gas-liquid separator (6) positioned at a level above the water storage path (11) • At least one riser (5) with an outlet (18) that flows into the separator (6) • At least one riser (5) that is welded (20) to at least one gas storage system (4) for raising the fluid contained in the tank (14) by gas lift generated by at least one gas storage system (4) • Lowerer (8) with an inlet (17) that flows into the separator (6) and an outlet that flows into the lower part of the tank (14) for returning the separated fluid in the separator to the lower part of the tank. It is characterized that the anaerobic purification device shall be operated with an upper pressure of at least approximately 1.4 m of water column (approximately 0.14 bar). Such upper pressure shall be greater in the lowerer (8) at the level of the surface (21). 14. The method pursuant to claim 13 shall have an upper pressure of at least approximately 1.5 meters of water column (approximately 0.15 bar), ideally at least approximately 1.6 meters of water column (0.16 bar). 15. The method pursuant to claim 13 where the upper pressure shall be at least 1.8 to 2 meters of water column (approximately 0.18 to 0.2 bar), e.g., 2.5 to 3 meters of water column (0.25 to 0.3 bar), or greater. 16. The method under any of the claims in Claims 13 through 15 where the gas-liquid separator (6) is incorporated with the necessary closed equipment tank (16) and where the greater gas pressure in such equipment tank (16) shall be at least approximately 0.3 m of water column (approx. 0.03 bar), i.e. at least approximately 0.5 m of water column (approx. 0.05 bar). 17. The method according to claim 16 where the gas pressure of the device (16) is greater than approximately 1.5 m of water column (approximately 0.15 bar), i.e. at least approximately 1.2 m of water column (approximately 0.12 bar).