# US 11,897,786 B2 · Enhanced leachate evaporation with heat induced acceleration process

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- Number: US 11,897,786 B2
- Document ID: US11897786B2
- Status: Granted
- Kind: B2
- Application number: 17/502,317
- Filed: 2021-10-15
- Published: 2022-04-21
- Granted: 2024-02-13
- Earliest claimed: 2020-10-15
- Assignees: Custom Environmental Consulting LLC
- Applicants: Custom Environmental Consulting LLC
- Inventors: Jeffrey R. Palutis
- Web page: https://patentgrep.com/patent/US11897786B2

## CPC

- C02F 1/048: {Purification of waste water by evaporation}
- B09B 1/004: {Covering of dumping sites}
- B09C 1/02: Extraction using liquids, e.g. washing, leaching {, flotation}
- C02F 1/12: Spray evaporation
- E02D 17/18: Making embankments, {e.g. dikes, dams}(E02D17/20 takes precedence; {foundations for dams E02D27/40})
- B09C 2101/00: In situ
- C02F 1/14: using solar energy
- C02F 2101/36: containing halogen
- C02F 2103/06: Contaminated groundwater or leachate
- C02F 2303/02: Odour removal or prevention of malodour
- Y02W 10/37: using solar energy
- C02F: TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE (separation in general B01D; special arrangements on waterborne vessels of installations for treating water, waste water or sewage, e.g. for producing fresh water, B63J; adding materials to water to prevent corrosion C23F; treating radioactively-contaminated liquids G21F9/04; regeneration of reactants for recirculation into processes, see the relevant places for the processes)
- B09B: DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09C: RECLAMATION OF CONTAMINATED SOIL (gatherers for removing stone or the like from the soil A01B43/00; sterilising soil by steam A01G11/00; removing undesirable matter, e.g. rubbish, from the land E01H15/00)
- E02D: FOUNDATIONS; EXCAVATIONS; EMBANKMENTS (specially adapted for hydraulic engineering E02B); UNDERGROUND OR UNDERWATER STRUCTURES {(tunnels, tunnelling, mining E21)}
- Y02W: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT

## Abstract

The invention disclosed herein includes apparatus and a method for enhancing the evaporation rate of leachate from leachate evaporator ponds. The HIAP apparatus and method promotes enhances evaporation by providing heat from high powered industrial heat lamps that direct heated air and heat energy across the air/leachate liquid interface of the evaporator pond surface to increase the evaporation rate of leachate from the evaporator pond.

## Claims

### Claim 1

A method of increasing the evaporation rate of leachate contained within a leachate pond comprising the steps of:
installing at least one frame 44 arranged around and/or above the surface of the leachate pond 10 in relative proximity to the leachate pond 10 air-leachate interface surface 25; and
mounting a plurality of heat lamps on the at least one frame 44, such the heat emanating from the plurality of heat lamps is directed at the leachate pond, the plurality of heat lamps being mounted close enough to the surface of the leachate pond such that application of heat and heat energy across the air-leachate interface surface 25 of the leachate pond 10 by the plurality of heat lamps accelerates the evaporation rate of leachate 30 contained in the leachate pond 10.

### Claim 2 (depends on 1)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 1, wherein the heat lamps are electrically powered.

### Claim 3 (depends on 1)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 1, wherein the heat lamps are solar powered.

### Claim 4 (depends on 1)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 1, wherein the heat lamps are powered by electricity generated on-site.

### Claim 5 (depends on 4)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 4, wherein a landfill gas source fuels the on-site generation of electricity.

### Claim 6 (depends on 1)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 1, further comprising the step of:
circulating air in proximity to the surface of the leachate pond with a fan for circulating heat to increase the evaporation rate of the leachate contained within the leachate pond.

### Claim 7 (depends on 1)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 1, further comprising the step of:
generating a mist from leachate with a leachate mister which introduces leachate droplets into the air to increase the evaporation rate of the leachate contained within the leachate pond.

### Claim 8 (depends on 1)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 1, further comprising the step of:
providing a floating frame for securing at least one heat source in fixed position above the surface of the leachate contained in the leachate pond.

### Claim 9 (depends on 8)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 8, wherein the heat source is fueled by a landfill gas source.

### Claim 10 (depends on 8)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 8, wherein the heat source comprises heated air captured from a landfill gas flare and delivered to the surface or within the leachate contained in the leachate pond.

### Claim 11 (depends on 1)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 1, further comprising the step of:
providing a roof above the leachate pond.

### Claim 12 (depends on 11)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 11, wherein the roof includes a retractable portion.

### Claim 13 (depends on 11)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 11, wherein the roof is mounted on the at least one frame.

### Claim 14 (depends on 1)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 1, further comprising the step of:
activating the heat lamps at night.

### Claim 15 (depends on 1)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 1, further comprising the step of:
activating the heat lamps on rainy or overcast days.

### Claim 16 (depends on 1)

The method of increasing the evaporation rate of leachate contained within the leachate pond of claim 1, further comprising the step of:
powering the heat lamps continuously.
