Biorem Inc. · TSXV:BRM
Biorem — BIOREM Technologies — Technical Presentation (August 2002)
32 slides from Biorem's technical presentation, August 2002
Slide 1: Biofiltration Eliminates Nuisance Odors from Industrial Air Streams
BIOFILTRATION ELIMINATES NUISANCE ODORS FROM INDUSTRIAL AIR STREAMS 2002 Annual Meeting of Society for Industrial Microbiology Philadelphia, August 11-15. 2002. Zarook Shareefdeen, Ph.D, P.Eng. Director of Research BIOREM Technologies Inc. 7496 Wellington Road 34 RR#3, Guelph, ON N1H 6H9, CANADA 1-8
Slide 2: Outline
Outline ¾ Objective ¾ Results and Discussions ¾ Odor compounds ¾Rendering plant ¾ Odor Control Technologies ¾H2S Laboratory Study ¾ Biofiltration ¾Municipal applications ¾ Objective ¾Industrial applications ¾ Biofilter Media ¾ Conclusions ¾ Biofilter Configurations ¾ Recommendations ¾ Case Studies ¾
Slide 3: Objectives
Objectives I. Present recent developments in biofiltration technology II. Demonstrate robustness of biofilter technology in eliminating a wide variety of compounds found in industrial and municipal air streams. 3
Slide 4: Nuisance odor compounds
Nuisance odor compounds Odors Hydrogen sulfide (H2S) methyl mercaptan di-methyl sulfide (DMS) Ammonia ethyl amine Propylene Glycol Monomethyl Ether Acetate (PGMEA) Health Effects headaches, nausea, eye irritation, paralysis PGMEA –shortage of red blood cells, intoxication, irritation of the eyes, no
Slide 5: Why Odor Control?
Why Odor Control? ¾Health Problems ¾Environmental Problems ¾Source of Nuisance ¾Odor Complaints ¾Regulations 5
Slide 6: Odor Control Technologies
Odor Control Technologies ¾ Adsorption ¾ Scrubbing ¾ Condensation ¾ Catalytic Oxidation ¾ Thermal Oxidation ¾ Biofiltration 6
Slide 7: Biofiltration
Biofiltration ¾Odorus and toxic air first humidified ¾Mass transfer of odor compounds from air to the biofilm ¾Solubilization, diffusion and adsorption ¾Complete biological oxidation ¾Clean air 7
Slide 8: Limiting constraints of biofilter applications
Limiting constraints of biofilter applications in the past: ¾ absence of predictive tools ¾ large space requirements ¾ Variations in media ¾ frequent media replacements ¾ media decomposition ¾ media compaction.. 8
Slide 9: Traditional Media & The Problems
Traditional Media & The Problems ¾ Traditional Media Type ¾ Peat ¾ Soil, ¾ Compost ¾ Wood chips ¾ Chicken manure etc. ¾ Problems… ¾ compaction ¾ high residence time/ huge space ¾ faster deterioration ¾ background odor ¾ no structural property ¾ high back pressure ¾ poor moisture control, bed dry out
Slide 10: Media Property Requirements
Media Property Requirements ¾ Long lasting ¾ Low Pressure Drop ¾ High Surface area ¾ Good biological environment ¾ pH buffering capacity ¾ Low disposal cost ¾ Maintenance free ¾ Moisture retentive ¾ Resist decomposition 10
Slide 11: Breakthrough: BIOSORBENS Inorganic Media
BREAKTHROUGH: BIOSORBENS™ Inorganic Media ¾ Synthetically manufactured ¾ No decomposition ¾ Hydrophilic mineral cores ¾ No degradation ¾ Hydrophobic components ¾ No compaction ¾ Uniform particle size ¾ Consistent Performance ¾ Uniform properties ¾ Long lasting (>10 Year) ¾ Predictability ¾ Low press
Slide 12: Biofilter Configurations: BIOFILTAIR System
Biofilter Configurations BIOFILTAIRTM System 12
Slide 13: The BASYS Modular Biofilter
The BASYSTM Modular Biofilter 13
Slide 14: Case Studies
Case Studies 1. Biofiltration of gaseous odors from a meat rendering plant 2. Biofiltration of Hydrogen Sulfide Odor using BIOSORBENSTM media in a laboratory biofilter 3. BASYS™ odor control system for H2S removal, Pump Station, Toronto, ON. 4. Biofiltration of Odorus VOCs from a Printed Circuit Boa
Slide 15: Case 1. Biofiltration of gaseous odors from a meat rendering plant
Case 1. Biofiltration of gaseous odors from a meat rendering plant 15
Slide 16: Results: FTIR / Olfactometer Analysis
Results : FTIR / Olfactometer Analysis INLET OUTLET RE% Ammonia 17.32 0.04 mg/m3 99.8 Methyl Mercaptan 0.66 0.08 “ 87.9 Hydrogen Sulphide 1.07 0.01 “ 99.1 Ethyl Amine 1.20 0.00 “ >99.99 Dimethylsulphide* 777.25 0.00 “ >99.99 Average OTV 24,544 276 OU 98.9 *higher than expected levels 16
Slide 17: Results: Media Analysis
Results : Media Analysis A B C D E F G H I pH 6.95 5.36 4.93 6.56 6.96 6.97 6.72 6.38 6.45 Moisture 62.3 59.2 59.8 64.1 62.3 60.4 62.1 60.3 60.8 TMC 2.4E6 3.7E6 3.5E6 2.4E6 2.9E6 2.4E6 4.4E6 2.0E6 1.7E6 TMC= total microbial count in colony forming unit PH, average = 6.36 +/- 0.7 (SDV) Moisture(%), a
Slide 18: Case 2. Biofiltration of H2S Odor using BIOSORBENS in a laboratory biofilter
Case 2. Biofiltration of H2S Odor using BIOSORBENSTM media in a laboratory biofilter 18
Slide 19: Biofiltration of H2S using BIOSORBENS in a laboratory biofilter
Biofiltration of (H2S) using BIOSORBENS™ in a laboratory biofilter 100.0 100.0 90.0 90.0 80.0 80.0 70.0 70.0 H2S (ppm) 60.0 60.0 RE% 50.0 50.0 40.0 40.0 30.0 30.0 20.0 20.0 Input (ppm H2S) 10.0 RE%, 30 sec. EBRT 10.0 0.0 0.0 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 Operation Time
Slide 20: Biofiltration of H2S: Shock loading
Biofiltration of H2S : Shock loading 100 90 In p u t 80 O u tp u t : 3 0 s e c EB R T 70 H2S (ppm) 60 50 40 30 20 10 0 355 356 357 358 359 360 361 362 363 364 365 O p e r a tio n T im e (h r s ) 20
Slide 21: Case 3. BASYS odor control system at GTA Pump Station, ON
Case 3. BASYS™ odor control system at GTA Pump Station, ON 21
Slide 22: H2S removal data from BASYS biofilter system
H2S removal data from BASYS™ biofilter system (with BIOSORBENS™ media) installed at a pumping station. 100 100.0 90 80 80.0 70 ppm H2S 60 Inlet H2S, ppm 60.0 RE% 50 RE% 40 40.0 30 20 20.0 10 0 0.0 0 48 96 144 192 240 288 336 384 432 480 528 Hours of ope ration 22
Slide 23: Comparison of H2S data (laboratory and BASYS20 biofilter)
Comparison of H2S data (laboratory and BASYS™20 biofilter) 14.0 12.0 L ab Data Data fr o m a fie ld p ilo t 10.0 EC, G/M3/HR 8.0 6.0 4.0 2.0 0.0 0.0 10.0 20.0 30.0 40.0 50.0 60.0 70.0 80.0 H2S, PPM 23
Slide 24: Case 4. Biofiltration of odorous VOCs from a Printed Circuit Board Facility
Case 4. Biofiltration of odorous VOCs from a Printed Circuit Board Manufacturing Facility PGMEA removal (from lab scale biofilter) 50 B I O S O R B E N S , sy n th e ti c m e d i a 45 B I O M I X , w o o d -b a se d m e d i a 40 EC (g/m - media/hr) 35 30 25 3 20 15 10 5 0 0 10 20 30 40 50 3 L o a d
Slide 25: From laboratory to 7500 cfm capacity biofilter system (BASYS)
From laboratory to 7500 cfm capacity biofilter system (BASYS™) ( printed circuit board manufacturing facility, Toronto) 25
Slide 26: Removal efficiency Profiles of PGMEA from the biofilter system
Removal efficiency Profiles of PGMEA from the biofilter (BASYS™) system. (Note that flow through BIOSORBENS™ unit is 50% higher). 100 80 60 % RE 40 20 BIOSOR BEN S-synthe tic me dia BIOM IX-wood base d me dia 0 22-Aug 11-Se p 1-Oct Date 21-Oct 10-Nov 30-Nov 26
Slide 27: Media Analysis
Media Analysis (biofilter at Printed Circuit Board Industry) Media pH (TMC) Moisture (%) (dry (CFU/ g basis) October, 2000 BIOMIX™-wood 7.59 6.8 x 107 121.7 based media BIOSORBENS™ - 7.33 4.5 x 103 9.4 synthetic media November, 2000 BIOMIX™-wood 6.90 2.3 x 107 150.4 based media BIOSORBENS™ - 7.60 3.
Slide 28: Recent Biofilter Installations: Wastewater
Recent Biofilter Installations (by BIOREM Technologies Inc.) Waste water treatment (WWTP) applications Application Location Airflow (cfm ) System Media Completion date Headworks Mount Pleasant, 2,500 - odours/H2S BASYS™ 20 BIOSORBENS™ 5/-00 SC Headworks Jacksonville, FL 1,200-H2S BASYS™ 12 BIOSORBEN
Slide 29: Recent Biofilter Installations: Other applications
Recent Biofilter Installations (by BIOREM Technologies Inc.) Other applications Application Location Airflow (cfm ) System Media Completion date Pet Food Minneapolis, MN 20000 - odors BIOFILTAIR™ BIOMIX™ Jan-00 Printed Circuit Scarborough, ON 7500 - PGMEA - BASYS™ 40 BIOMIX™ and Aug-00 Boards PGMEA
Slide 30: Conclusions
Conclusions ¾ Four biofilter case studies (meat rendering plant, laboratory biofilter H2S study, a municipal wastewater treatment application, and a printed circuit board production) are discussed. ¾ The data confirm that biofilters can be successfully applied to different industries in eliminating
Slide 31: Future Research
Future Research ¾ media development ¾ microbial kinetics ¾ biochemical pathways ¾ species identification ¾ predictive modeling ¾ biofiltration studies of low-level odor compounds. 31
Slide 32: Acknowledgement
Acknowledgement NRCC-National Research Council Canada , IRAP-Industrial Research Assistance Grant # 383803, Grant # 401161 32
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