Device and method for dissolving gas into a liquid

1. A system for dissolving gas into liquid contained within a liquid body, the system comprising:

a tubular body extending between a bottom end and a top end, the tubular body fitted with one or more liquid inlets extending below the top end;

a gas diffuser coupleable to a gas source and configured for discharging gas bubbles into the tubular body;

and a liquid pump for propelling liquid within the tubular body in a downwards direction, against uprising gas bubbles, where the liquid egressing at the bottom end of the tubular body, and

wherein the tubular body is substantially immersed within the liquid body.

2. The system according to claim 1 , wherein the liquid pump is fitted near or at a top end or a bottom end of the tubular body.

3. The system according to claim 1 , wherein the liquid pump is fitted near a top end of the tubular body for drawing liquid from the liquid body and propelling it down the tubular body.

4. The system according to claim 1 , wherein the liquid pump is immersed in the liquid body at or near a bottom end of the tubular body, and wherein liquid is drawn from the liquid body and propelled downwards through the tubular body by suction.

5. The system according to claim 1 , further comprising a control system for governing liquid and/or gas flow parameters.

6. The system according to claim 1 , wherein the tubular body comprising two or more segments to facilitate adjustment of the top end to a liquid level within the liquid body.

7. The system according to claim 1 , wherein one or more flow regulators are provided for smoothening flow within at least one or more section the tube.

8. The system according to claim 1 , wherein one or more gas diffusers are provided for dispersing the gas into small bubbles.

9. The system according to claim 1 , wherein one or more flow diverters are provided along the tubular body for diverting liquid flow.

10. The system according to claim 1 , wherein the tubular body is configured with one or more tapering segments.

11. The system according to claim 9 , wherein the liquid diverters are selected from the group consisting of fluid jets and mechanical interrupters to force the liquid to divert its flow direction.

12. The system according to claim 11 , wherein the mechanical interrupters comprise directional blades.

13. A method for dissolving a gas into a liquid contained within a liquid body, the method comprising:

providing a system for dissolving gas into liquid contained within a liquid body, the system comprising a tubular body extending between a bottom end and a top end, the tubular body fitted with one or more liquid inlets extending below the top end, a gas diffuser coupleable to a gas source and configured for discharging gas bubbles into the tubular body, and a liquid pump for propelling liquid within the tubular body in a downwards direction, against uprising gas bubbles, where the liquid egressing at the bottom end of the tubular body;

discharging gas bubbles into the tubular body; and

propelling the liquid within the tubular body in a downwards direction, against uprising gas bubbles, wherein the tubular body is substantially immersed within the liquid body.

14. The method according to claim 13 , wherein the tubular body comprises a liquid inlet port near the top end and a liquid outlet port at the bottom end, both being in flow communication with the liquid body;

discharging gas bubbles into the tubular body;

propelling the liquid within the tubular body in a downwards direction, against the uprising gas bubbles; and

discharging liquid to the liquid body through the outlet port.

15. A system for dissolving gas into liquid contained within a liquid body, the system comprising:

a tubular body extending between a bottom end and a top end, the tubular body comprising two or more segments configured to facilitate adjustment of the top end to a liquid level within the liquid body;

a gas diffuser coupleable to a gas source and configured for discharging gas bubbles into the tubular body; and

a liquid pump for propelling liquid within the tubular body in a downwards direction, against uprising gas bubbles, where the liquid egressing at the bottom end of the tubular body,

wherein the tubular body is substantially immersed within the liquid body.

16. The system according to claim 15 , wherein the liquid pump is fitted near or at a top end or a bottom end of the tubular body.

17. The system according to claim 15 , further comprising a control system for governing liquid and/or gas flow parameters.

18. The system according to claim 15 , wherein one or more flow diverters are provided along the tubular body for diverting liquid flow.

19. The system according to claim 15 , wherein the tubular body is fitted with one or more liquid inlets extending below a top end of the tubular body.

20. A system for dissolving gas into liquid contained within a liquid body, the system comprising:

a tubular body extending between a bottom end and a top end;

a gas diffuser coupleable to a gas source and configured for discharging gas bubbles into the tubular body;

and a liquid pump for propelling liquid within the tubular body in a downwards direction, against uprising gas bubbles, where the liquid egressing at the bottom end of the tubular body; and

one or more flow regulators for smoothening flow within at least one or more sections of the tubular body,

wherein the tubular body is substantially immersed within the liquid body.

21. The system according to claim 20 , wherein the liquid pump is fitted near or at a top end or a bottom end of the tubular body.

22. The system according to claim 20 , further comprising a control system for governing liquid and/or gas flow parameters.

23. The system according to claim 20 , wherein one or more flow diverters are provided along the tubular body for diverting liquid flow.

24. A system for dissolving gas into liquid contained within a liquid body, the system comprising:

a tubular body extending between a bottom end and a top end;

a gas diffuser coupleable to a gas source and configured for discharging gas bubbles into the tubular body;

and a liquid pump for propelling liquid within the tubular body in a downwards direction, against uprising gas bubbles, where the liquid egressing at the bottom end of the tubular body; and

one or more flow diverters provided along the tubular body for diverting liquid flow,

wherein the tubular body is substantially immersed within the liquid body.

25. The system according to claim 24 , wherein the liquid pump is fitted near or at a top end or a bottom end of the tubular body.

26. The system according to claim 24 , further comprising a control system for governing liquid and/or gas flow parameters.

27. The system according to claim 24 , wherein one or more flow diverters are provided along the tubular body for diverting liquid flow.