Recent Blog Posts

IIAR 2-2021: Emergency Pressure Control Systems

May 3rd, 2022

In the 2008 edition of Standard 2, IIAR first addressed the topic of emergency pressure control systems (EPCS). Prior to the publication of ANSI/IIAR 2-2021 earlier this year, each subsequent publication of Standard 2 has offered commentary on the subject of EPCS in an informative appendix. ANSI/IIAR 2-2021 §15.6 is the first instance of EPCS […]

IIAR 2-2021: Eyewash and Safety Showers

April 19th, 2022

It has been a year and half since we last addressed eyewash and safety showers on our blog. With the publication of ANSI/IIAR 2-2021 it is prudent to examine the latest design requirements for these important safety units at ammonia refrigeration facilities. Summary of requirements in ANSI/IIAR 2-2014 Before looking at the 2021 edition of […]

RAGAGEP: Historical Variants and the Importance of IIAR Standards | Part 8: Summary and Conclusion

April 5th, 2022

Uriah Donaldson, OHST, presented a technical paper at the 2019 RETA National Conference and 2021 IIAR National Conference titled RAGAGEP: Historical Variants and the Importance of IIAR Standards. This is the eighth and final post in a series of blogs which include excerpts from his technical paper. Summary and Conclusion Recognized and Generally Accepted Good Engineering Practices […]

RAGAGEP: Historical Variants and the Importance of IIAR Standards | Part 7: Machinery Room Ventilation

March 22nd, 2022

Uriah Donaldson, OHST, presented a technical paper at the 2019 RETA National Conference and 2021 IIAR National Conference titled RAGAGEP: Historical Variants and the Importance of IIAR Standards. This is the seventh post in a series of blogs which include excerpts from his technical paper. Machinery Room Ventilation As was highlighted in the previous section, mechanical ventilation […]

RAGAGEP: Historical Variants and the Importance of IIAR Standards | Part 6: Ammonia Detection & Ventilation Control

March 8th, 2022

Uriah Donaldson, OHST, presented a technical paper at the 2019 RETA National Conference and 2021 IIAR National Conference titled RAGAGEP: Historical Variants and the Importance of IIAR Standards. This is the sixth post in a series of blogs which include excerpts from his technical paper. Ammonia Detection Requirements related to ammonia detection systems can be grouped into […]