Part 9: This is a continuation of our blog series explaining how to perform an IIAR 6 Appendix B inspection of an ammonia pressure vessel. Item Q asks the inspector to verify that the sight glass is adequately protected from traffic, equipped with 360° guards, and configured with internal check valves if the glass breaks. […]
Ammonia Slips Through The Cracks in this week’s edition of the Ammonia Week in Review… Small Ammonia Leak at Kodiak Seafood Plant Contained Without Incident– A staff member from Silver Bay told the fire department the company was doing plant maintenance the evening prior on Aug. 8 which involved one of its liquid storage tanks. […keep reading] Crews […]
The 2024 RETA National Conference will cover a wide array of topics for professional development of industrial refrigeration operators and technicians. The conference spans 4-days filled with hands-on training, workshops, technical presentations, networking events, and an expansive exhibit hall. No matter your level of experience or position within the Industrial Refrigeration Industry, our educational conference […]
Machinery room ventilation systems have long been required by model codes and standards. Dating back to at least the 1967 Uniform Mechanical Code[1], refrigeration machinery rooms have been required to be configured with adequate ventilation in the event of a refrigerant release. While we have written previously about the current ventilation design, control, and testing […]
The first edition of IIAR Standard 9 was published in 2020. Consistent with the document title, “Standard for Minimum System Safety Requirements for Existing Closed-Circuit Ammonia Refrigeration Systems”, Standard 9 lays out the minimum requirements that all systems must adhere to, regardless of when they were built. The original publication of Standard 9 required facilities […]
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