H2O Ozone Sparge Technology 20150305

In Situ Chemical Oxidation using Ozone Sparge Technology

March 5, 2015

2

Kevin Gomes – Water Treatment Technologist

Kevin Gomes has worked in the remediation industry for over 7 years assisting environmental consultants with the strategy, design and technology selection for over 300 sites nationwide. Kevin's focus has largely been working with in-situ chemical oxidation using ozone. He works directly with clients to select and size the proper equipment to meet their clean up goals. With more than 20 years of project management and sales experience, Kevin has a business-minded approach arriving at innovative solutions to technical problems.

How Ozone is made

Ozone Sparge Benefits

Low cost – $50 to $150 a cubic yard

ChemOx – fast reaction rates

Minimal waste – O2 and CO2

Enhances bioremediation

Advanced oxidation process (ozone & peroxide)

Long term solution

6

H2O INTELO-ZONE® Control Logic

Safety

System configuration

Regression strategy

Operator interface

Site Info H2O Mass Balance

Design Strategy

Proposal

H2O Process

H2O: Sparge Well Installation

Well Head Connection

Riser Pipe

IOP

Ozone Delivery Tubing

Bentonite Cement

Bentonite Chips

#2/16 Monterey Sand

Ozone: Radius of Influence

Case Studies

1. Petroleum hydrocarbons – New Jersey

2. Chlorinated solvents – New England

Sparge System o Ozone production - 200 pounds per day o Five cargo containers o 416 sparge wells in 3 zones

Site o Other technologies in use o Redevelopment property o Major port

Case Study #1 Petroleum Hydrocarbons – New Jersey


Current Results

VOC 76,680 lbs. (61.6 lbs/day) Chlorobenzene 60,391.67 lbs.(48.5 lbs/day) TPH 137,260 lbs. (110 lbs/day)

Case Study #2 Chlorinated solvents – New England

Bench Scale

Pilot

Custom Solution

Full Scale

Sparge well installation

Pilot Test

Ozone Injection and SVE

Ozone Injection

Ozone and Air Sparging

Full-Scale Cross-Section

Pilot Test Full-Scale

Treatment Area 2,500 ft2 10,000 ft2

Ozone 27 lb/day 100 lb/day

Sparge Wells 30 124

Air Sparge 25 scfm 55 scfm

SVE 300 scfm 600 scfm

Duration 7 months 2+ years

Pilot Test to Full-Scale Design

Full-Scale

Groundwater Flow

Source Characterization – Soil and GW

Soil Gas

Real time - TVOC, O3, O2, CO2

Handheld PID

Groundwater

Analytical laboratory

ORP/DO

Rebound test – 6 weeks

Performance Monitoring and Optimization

TVOC (Soil Gas) Before H2O (ppm) After (ppm) % Reduction

Average 794 13 98

Median 112 4.9 96

Maximum >10,000 101 >99

Results

25

Conclusions

Safety – Intelo-Zone control logic

$50 to $150 a cubic yard

Fast reaction rates

Enhances bioremediation

24/7 injection; long term solution

Thank you

Kevin Gomes

Water Treatment Technologists

Clean World Division-Lead

North America

[email protected]

866-987-0303

www.h2oengineering.com

mailto:[email protected]

H2O Ozone Sparge Technology 20150305

Documents

Transcript of H2O Ozone Sparge Technology 20150305