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5a. Permit Limit
5a1. Permit Limit
PERC: 3 gal/month
40 lb/month
25 ppm at the out of carbon bed
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5a2. BACT/LAER Determination
The BACT/LAER determination for this degreasing operation is an airless vapor degreaser. The permit limit shown in Item (5a1) is the maximum allowable PERC mass emission rate and concentrations from the degreasing operation. A continuous emissions monitoring at the outlet of the carbon bed record concentrations of PERC. (See Item 6 - Comment)
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5b3. Control Equipment Permit Application Data
P/C No .: Same as Basic Equip
P/C Issuance Date:
P/O No.: Same as Basic Equip
P/O Issuance Date:
5b5. Warranty
Unknown
5b7. Secondary Pollutant
None
5b9. Limitations
There are no known limitations to airless vapor degreasers at this time.
5b11. Operating History
Operating Since October 1997
5b13. Source Test Conditions/Performance Data
The performance data were recorded during normal loading conditions of the vapor degreaser (15 min/cycle and 15-20 cycles per day).
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5b4. Waste Air Flow to Control Equipment
Flow Rate: 7.7 ft3/evacuation
Actual VOC Loading: 0
Inlet Blower: Not Applicable
5b6. Primary Pollutant
This airless vapor degreaser emits perchloroethylene (PERC). PERC is classified as hazardous air pollutant (HAP) and an exempt solvent under AQMD Rule 102 Definition of Terms.
5b8. Space Requirement
300 square feet
5b10. Location of Prior Demonstration & Agency
Facility: Not Known
Contact Person:
Phone Number:
Agency:
Address:
Permit Number:
Contact Person:
5b12. Source Test/Performance Data Analysis
Date of Source Test:
Capture Efficiency:
Destruction Efficiency:
Overall Efficiency:
Performance Data: The performance of the airless vapor degreaser is reflected in the make-up solvent logs and disposal records obtained from Vickers Inc. in 1998. These data demonstrated that PERC emissions are less than 40 lb per month. AQMDs staff verified these data on February 26, 1998. |
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5c. Cost
5c1. Control Equipment Cost
Capital: Unknown
Installation: Unknown
Capital + Installation: $130,000
Source of Cost Data:
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5c2. Annual Operational/Maintenance Cost
Not Known
Source of Cost Data: |
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5d. Demonstration of Compliance
5d1. Date of Field Evaluation
2/26/98
5d3. Compliance Demonstration
By SCAQMD Rule 109 Records and Waste Manifests
5d5. No. of Violations
None
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5d2. AQMD Staff Performing Field Evaluation
Engineers Name: Xuan Vu
Inspectors Name:
5d4. Variance
No. of Variances: None
Causes: Not Applicable
5d6. Frequency of Maintenance
Unknown |