Okla. Admin. Code § 252:100-39-17

Current through Vol. 42, No. 1, September 16, 2024

Section 252:100-39-17 - Petroleum refinery vacuum producing system

(a)Definitions. The following words and terms, when used in this Section, shall have the following meaning, unless the context clearly indicates otherwise.

(1)"Accumulator" means the vessel in the overhead stream of any fractionating tower, after the overhead condenses and separates noncondensable gases, liquid VOCs and water.

(2)"Hotwell" means the tank at the bottom of the barometer leg in a barometric condenser system to receive the water, condensate and entrained VOCs generated by the barometric condenser.

(b)Requirements. Noncondensable VOCs emitted from any of the vacuum producing systems listed in paragraphs (1) through (3) of this subsection shall be incinerated or reduced by 90 percent of what would be emitted without controls.

(1) Steam ejectors with barometric condensers.

(2) Steam ejectors with surface condensers.

(3) Mechanical vacuum pumps.

(c)Hotwells and accumulators.

(1) Hot wells and accumulators shall be covered and the noncondensable vapors shall be vented to a fire-box or incinerator.

(2) The presence of a pilot flame shall be monitored using a thermocouple or any other equivalent device to detect the presence of a flame. (Effective February 12, 1990)

(d)Compliance. Compliance shall be determined in accordance with the provision of the CTG document ("Control of Refinery Vacuum Producing systems, Wastewater Separators and Process Unit Turnarounds," EPA 450/2-77-025, October, 1977). Test reports and maintenance records shall be maintained for at least two years. If emission testing is required, the appropriate test method (s) selected from EPA Reference Methods I through 4, 21, and/or 25, shall be utilized.

Okla. Admin. Code § 252:100-39-17

Added at 11 Ok Reg 977, eff 1-14-94 (emergency); Added at 11 Ok Reg 2031, eff 5-26-94; Amended at 16 Ok Reg 1774, eff 6-11-99