IIAR
The Official Magazine of the All-Natural Refrigeration Industry
he International Institute of Ammonia Refrigeration’s history is rooted in standards, and the association has released its latest update to IIAR-2, which was first released in 1974, and its first-ever safety standard for carbon dioxide IIAR CO2. “The benefit of a standard is to bring consistency to safe systems,” said Trevor Hegg, vice president, product […]
he International Institute of Ammonia Refrigeration has released the latest version of IIAR-2, which covers the design of safe closed-circuit ammonia refrigeration systems. IIAR-2 was first released in 1974 and received its last major update in 2015. “Any change is important for various reasons. The real reason is that sometimes it is a matter of […]
he Environmental Protection Agency has granted a petition from the International Institute of Ammonia Refrigeration and its industry partners to use the agency’s authority under the American Innovation and Manufacturing Act to restrict the use of hydrofluorocarbons within the refrigeration sector. “This is a significant opportunity for IIAR to take a leadership role and it […]
he International Institute of Ammonia Refrigeration has released its safety standard for CO2 closed-circuit systems. The standard covers all phases of the CO2 system lifecycle, from design, installation, and start-up to inspection, testing, and maintenance. It encompasses the CO2 portion of a cascade system, systems using CO2 as a secondary fluid, systems operating part- or […]
he International Institute of Ammonia Refrigeration (IIAR) has recently published the first edition of a new guideline titled “Critical Task Guidance for Ammonia Refrigeration System Emergency Planning.” The “Critical Task Guidance” was designed to assist employers, government regulators, and public safety emergency responders who prepare emergency procedures to address ammonia incidents. The document was developed […]
With the passage and ongoing implementation of the American Innovation and Manufacturing (AIM) Act at the federal level, some states are also taking actions to phase down hydrofluorocarbons (HFCs). As policymakers move away from HFCs, it is also important that ammonia policies be kept in an appropriate balance, to avoid unintended consequences of policies that […]
JAMES HADLEY, P.E. This article represents the opinions of the author only. It does not necessarily reflect any official position of IIAR and is presented here for the consideration of the reader. Questions or comments about the article can be sent to IIAR and may be forwarded to the author at IIAR’s discretion. or many […]
f someone told you about an investment that has made some people millionaires overnight and has both several high-profile supporters and a global reach, would you be tempted to invest? If you were then told that the same investment also could lose most or all of its value almost overnight, and you might not have […]
KEM RUSSELL, P.E Having a well-thoughtout and functional emergency plan can be challenging. I have seen some very good emergency plans, but I have also noticed that several plans are not as complete as they could be. This seems to be a tough lesson to learn, and you may have experienced this. Let me start […]
ERIC SMITH, P.E., VICE PRESIDENT AND TECHNICAL DIRECTOR, IIAR LOWELL RANDEL, DIRECTOR OF GOVERNMENT AFFAIRS, IIAR he Occupational Safety and Health Administration (“OSHA”) is appealing to the U.S. Court of Appeals for the Eleventh Circuit a recent decision by the Occupational Safety and Health Review Commission (“OSHRC”), and an administrative law judge that favored the […]
Looking at the rich and exciting program for our association’s 2020 annual conference in Orlando, I see an extraordinary palette of achievements by IIAR members over the past several years. While this will be my last conference as IIAR president, I am proud of our members’ accomplishments, which form a strong foundation for further growth […]
Mark Twain once wrote that Hawaii was “The loveliest fleet of islands that lie anchored in any ocean.” I first visited Hawaii just a few years after the world had experienced its second “energy crisis”. In 1979 the Iranian Revolution had disrupted the world’s oil supply and overnight the price of oil doubled to $39.50 per […]
ne of the most interesting and important programs at the IIAR annual conference in Orlando is the presentation of technical papers. At this year’s conference, industry experts from both the industrial and commercial sides of the business will present technical papers at the IIAR Technical Program. The session will feature 17 papers covering a broad […]
hile much of the efforts of IIAR’s International Committee in the past few years have been focused on Latin America, the committee recently began activities to develop contacts and influence in India Several countries will be represented at this year’s IIAR conference, including Costa Rica, Mexico, Peru, Ecuador, Colombia, Chile, Argentina, Brazil, Malaysia, Spain, Australia, […]
This summer IIAR will say goodbye to David L. Rule as President of IIAR. A strong organization begins with strong leadership< and Dave has been a great influencer of change and growth. He will be missed. “Through Dave’s leadership and forward thinking, he has been able to guide IIAR to a completely new level that […]
he past year was a productive one for IIAR’s numerous committees. From in-depth technical research to international outreach, IIAR’s membership has been busy advancing the industry. Here’s a detailed catalog of each committee’s activities, and what they hope to address in the next year and beyond. CO2: Just before the IIAR conference last year, IIAR’s […]
t is my pleasure to welcome all of you to the 2020 IIAR Natural Refrigeration Conference and EXPO here in Orlando. Your IIAR Staff and Executive Committee have worked very hard to provide you with the largest technical program ever offered at an IIAR conference along< with many opportunities to network with all of your […]
mid a high level of interest from members, IIAR’s newly established Energy and Sustainability Committee will have its inaugural meeting at this year’s annual conference in Orlando. At last year’s IIAR Annual Conference, after much discussion and deliberation, the IIAR chairman appointed a task force to investigate the needs of the industry’s enduser community with […]
ince its introduction in 2016, the Ammonia Refrigeration Foundation’s Founders Scholarship has helped connect talented young people to the world of natural refrigerants by awarding students who exhibit exceptional character, academic prowess and a healthy interest in pursuing an engineering or related technical degree with financial and professional assistance. “The scholarship program is one of […]
BY KEM RUSSELL I recently read an article about a man that spent a considerLESSON able amount of time tromping through the wilderness back in the early 1900s. In his journa he made a statement that I found interesting. He wrote, “I don’t know where I am, but it doesn’t matter.” I am concerned when […]
On February 5, 2020, the Chemical Safety and Hazard Investigation Board (CSB) released its Final Rule on accidental chemical release reporting. The rule creates a new reporting requirement for facilities that experience a chemical release. The enabling legislation that established the CSB included a requirement that the agency develop a reporting mechanism to help identify […]
BRYAN HAYWOOD his article will explore the questions so many have regarding their evaporative condensers and OSHA’s PermitRequired Confined Space standard(s) (29 CFR 1910.146 and 29 CFR 1926.1201 – .1213). We will look at the two most common models/designs: Forced Draft (fans are vertical and on the bottom section) Induced Draft (fans are horizontal and […]
Imagine the headline: “After a thirty-two-year career in industrial refrigeration, man returns to industrial refrigeration, starting his new position on April Fool’s day, while working at home during a once in a lifetime pandemic with a major event canceled, which has, in turn, cut the organization’s revenue stream by almost 50%” . . . No, […]
To me, our conference has been almost like a large family reunion. It was with a heavy heart that the conference had to< be canceled by the Executive committee. The final factor in the decision to cancel was when the World Health Organization declared that there was a worldwide pandemic caused by COVID-19. There is […]
he COVID-19 pandemic has created a global crisis and disrupted communities worldwide. Those in the refrigeration industry have also felt the effects as they work to keep essential operations; running, ensure employee and facility safety, and meet the needs of their customers. “Most of the companies in our industry are still working. They are considered […]
efrigeration industry end users are continuing to phase out ozone-depleting and high-global-warming-potential refrigerants to comply with regulatory requirements and proactively address environmental needs, but a lack of concrete direction from the federal government has resulted in uncertainty as well as a patchwork of state-by-state efforts. efforts. “There is no consistent approach or timeframe for retailers […]
ith COVID-19 limiting travel and causing people to stay home, the International Institute of Ammonia Refrigeration transitioned its popular< in-person annual conference, originally scheduled for March in Orlando, to a virtual conference that will provide online learning, beginning May 18. “The topics, workshops and technical papers we would have presented in March are still relevant […]
mong the sessions set for the IIAR’s Virtual Conference is a special educational session covering the use of< secondary coolants for industrial ammonia refrigeration systems. Originally intended to be the Sunday Education The session will focus on the application and design of secondary coolant systems. As end users seek alternatives to replace their HFC-based systems […]
espite the cancellation of the International Institute of Ammonia Refrigeration 2020 national conference, IIAR’s newest committee, the Energy Efficiency, and Sustainability Committee, is moving forward with its mission. The panel’s inaugural meeting was to have been at the Orlando conference. The new committee’s role is to take a broad look at exactly how efficient current […]
he Ammonia Refrigeration Foundation’s 2019 fundraising program was< extremely successful, raising more than one million dollars, according to Joe Mandato, ARF’s Trustee Chair who spearheaded the effort, which specifically focused on trustee-level pledges of $50,000 or more. “This was The funds were generated by the renewed pledges of several trustees, including one in particular for […]
Early in March, I was at a training meeting for Search & Rescue in my county. One of the first topics discussed was the upcoming training. In early March there were only 2 people who had tested positive for COVID-19 in the county. Still, I felt we should be proactive, and postpone training for March […]
fter an ammonia incident occurred in 2012 that resulted in the loss of life, the California Occupational Safety and Health Administration took steps to enforce procedures employees must follow when performing rescue or medical duties. Following up on that action, the International Institute of Ammonia Refrigeration has partnered with the Ammonia Safety Training Institute and […]
JOE FAZZARI, P.E., SENIOR VICE PRESIDENT, COLMAC COIL MANUFACTURING, INC s a recent graduate of an IIAR Academy of Natural Refrigerants (ANR) to share some details of my experience with you. Overall, it was a great experience and I hope that after you read this article you will also be motivated to register for an […]
The current COVID-19 pandemic is having significant impacts on< individuals and businesses across the globe. While many businesses continue to be closed, or their operations changed or restricted, companies designated as part of the critical infrastructure have maintained operations throughout the crisis. The U.S. Department of Homeland Security has designated essential businesses and workers needed […]
ue to the COVID-19 outbreak, the International Institute of Ammonia Refrigeration has post-poned its international activities, with conferences scheduled in Peru, Colombia, and Ecuador all moved to the winter and spring of 2021. But Yesinia Rector, chair of the International Committee, said that doesn’t mean efforts to engage with the international community have ground to […]
First and foremost, I want to thank all IIAR members for your past support of IIAR through your participation in all the activities and programs that make our industry safer and more successful than ever before, especially for your most recent financial support and participation with IIAR’s first-ever virtual conference. IIAR’s first-ever virtual conference. Your […]
We are very happy to report that the IIAR-6 Standard for Inspection, Testing and Maintenance of Closed-Circuit Ammonia Refrigeration Systems is ready to go. A lot of effort went into the development of the Standard and now the class, by many volunteers on the Standards Committee and the IIAR Staff. In my opinion, the three […]
s the COVID-19 pandemic sweeps across the globe, stay-at-home orders and social distancing have changed the way businesses operate. Every business function has been affected, including training, which is a critical component of the natural refrigerant industry. In response, people in the industry have turned to virtual options, leveraging technology that is already available and […]
n March 11 – just three days before the International Institute of Ammonia Refrigeration annual conference was scheduled to begin – the World Health Organization announced COVID-19 was officially a global pandemic. Immediately following that announcement, IIAR’s board voted, for the safety of members and exhibitors, to cancel what would have been IIAR’s 49th annual […]
he coronavirus pandemic forced International Institute for Ammonia Refrigeration to tune in for an unprecedented virtual national conference, and IIAR officials said everyone from the conference attendees to the educational program presenters turned out to make the online conference one of the best. Perhaps it was the prospect of ad-hoc entertainment such as intrusive pets, […]
nd users are increasingly looking to natural refrigerants to boost efficiencies and reduce their carbon footprints. In his educational session at the IIAR 2020 Virtual Conference and Expo, Augusto Zimmermann, Senior Manager at Alternative Systems Global Center of Excellence, said there are several factors driving end users to consider installing natural refrigeration systems or using […]
efrigeration facilities are not static entities. Changes to personnel, equipment, technology and procedures can all impact the operations. To ensure the safety of employees and the overall success of the operation, change must be managed appropriately. Speaking at the IIAR 2020 Online Conference and Virtual Expo, Bill Lape, a Project Director for the Risk Management […]
espite the global health crisis and the International Institute for Ammonia Refrigeration’s switch to an all-virtual annual conference, leaders of the Ammonia Refrigeration Foundation said they are optimistic for the future and steadfast in the Foundation’s mission. Incoming chairman Bruce Nelson said the pandemic has not affected the Foundation as it relates to its core […]
BY KEM RUSSELL Thinking about water LESSON and where to find it, I go back a few years ago to when one of my daughters and I were hiking the Pacific Crest Trail (PCT). We planned to do a north bound hike, which starts at the U.S./ Mexico border east of San Diego and heads […]
The end of year SECURE Act legislation along with the recent economic stimulus package includes significant changes to retirement plans. The following provides a summary of the impact. THE SECURE ACT he Setting Every Community Up for Retirement Enhancements (SECURE) Act increases saving opportunities for Americans, with many of the provisions becoming effective January 1, […]
hen handled correctly, ammonia is one of the safest gases to work with, Gary Smith, president and CEO of the Ammonia Safety and Training Institute, said in his presentation at IIAR’s Virtual Conference and Expo. Over 5 million tons are used every year in approximately 7,000 facilities across the country with significantly fewer incidents per […]
TERMINATION OF EPA COVID ENFORCEMENT DISCRETION POLICY On June 29th, EPA announced the termination date of its temporary enforcement discretion policy contained in a March 26th memorandum entitled: “COVID-19 Implications for EPA’s Enforcement and Compliance Assurance Program”. The policy was instituted with the recognition that travel restrictions and stay-at-home orders may impact the ability of […]
he global health crisis has impacted nearly all aspects of the refrigeration industry, and by extension, the International Institute of Ammonia Refrigeration and its committees have had to adapt to the changing landscape. Against this headwind, IIAR’s International Committee, led by Yesenia Rector, has been working to expand the Institute’s footprint beyond North America. Activity […]
Peter R. Jordan, Senior Principle Engineer, MBD Risk Management Services, Inc. ABSTRACT In June of 2005, the author initiated a project to collect data related to ammonia incidents using information from publicly available sources. For the past 14 years, the data have been input into an Excel spreadsheet every day. This information was analyzed and […]
This month, IIAR’s big news is that our IIAR 2021 Natural Refrigeration Conference & Heavy Equipment Expo originally scheduled to take place March 28-31, 2021 in Palm Springs, California, has been rescheduled to be held June 20-23, 2021, in Palm Springs, California. This change was first announced by our IIAR Chairman, Dave Schaefer, and I’d […]
As we all know Covid 19 has affected almost every corner of the globe. It’s been a very active year for everyone because of the pandemic. Our IIAR staff worked very hard to pull off, among other things a very successful industryfirst all-natural refrigerant virtual conference. Our committees have also been very active despite meetings […]
Hydrofluorocarbons occupy a market space that is very large and diverse ranging from residential through all types of commercial to industrial. While HFCs appear to be a good choice from a perceived safety benefit, they are still pollutants and increasingly regulated chemicals. Regulatory requirements are forcing HFC users to make a switch to lower global […]
IAR has several educational offerings available for its members, ranging from online training classes and webinars to technical seminars at its annual meeting, and the association is continually working to improve and enhance all it offers. The past year put a spotlight on how content is delivered, and IIAR is engaging members and reviewing its […]
alifornia is on track to become the first regulator to address the global warming potential of refrigerants used in ice rinks. “That isn’t to say ice rinks aren’t covered in other regulations, but it’s the first to target ice rinks specifically, which could set a global precedent,” said Christina Starr, senior policy analyst for the […]
STEFAN JENSEN, SCANTEC ll industry sectors across the world ranging from utilities, manufacturing, food preservation through to comfort cooling, food storage and transportation face unprecedented challenges concerning energy efficiency improvements and emissions reductions. The International Energy Agency (IEA) has called for an improvement in the energy efficiency of air conditioners of 50% by 2030. The […]
BILL LAPE, SCS ENGINEERS ur world has turned upside down in 2020: close to 9.5 million confirmed cases of COVID-19 in the U.S; over 233,000 deaths in the U.S.; people being quarantined or sheltering in place; social distancing; non-essential businesses shut with skeleton crews; essential businesses having to implement enhanced sanitation procedures, social distancing, PPE […]
s much as we don’t like to admit it, ammonia leaks happen. Even in systems we feel we manage and care for exceptionally well. But with increasing turnover resulting in less experience on off-shifts, where management presence is the lightest, and increased wear and tear from heightened demands being put on aging equipment, leaks are […]
BY KEM RUSSELL Life during the past sev- LESSON eral months has been a challenge when deciding if something might be done “for real” or must be done “virtually”. This past July I was scheduled to be a back-up guide for groups of young men as the various groups attempted to hike up nine prominent […]
tilizing (or “filling”) the lower tax brackets is a simple, yet often overlooked, tax planning strategy. Consider the fictional case of Chuck and Debbie to help you better understand the mathematics of filling the lower tax brackets in order to improve your overall tax situation. Chuck and Debbie both recently retired at the age of […]
IAR has expanded the number of memorandums of understanding (MOU) it has with countries, with Spain and Australia becoming the last two countries to become IIAR’s Allied Organizations. Other countries with MOUs include Columbia, Chile, China, and Costa Rica. As part of the MOU with Spain, the Association of Cold Companies and their Technologies (AEFYT), […]
While there are still some uncertainties about the final results of the 2020 elections, including key runoff elections for two Senate seats in the state of Georgia, it is important to look at the potential policy implications of a Biden presidency. As with all presidential administrations, there will be some policy changes that can be […]
The International Institute of Ammonia Refrigeration is growing, both within the United States and abroad, thanks to the use of natural refrigerants and IIAR’s efforts to bring awareness of their value to other countries. This year’s annual IIAR Natural Refrigeration Conference and EXPO, convening March 3-6 in Phoenix, is both a reflection of that growth […]
As I wind up my year as chairman of IIAR, I look back and see all the wonderful accomplishments that you – our members and committees have achieved, setting the stage for even more in the year ahead. I am excited about the dedication of our incoming chair, Bruce Nelson, and the prospects for continued […]
Corrosion Resistance Gets Renewed Attention as Stainless, New Coatings Move into Market aintenance costs, particularly for labor, are increasing, and the traditional material specified for piping and valve systems – painted carbon steel – is changing as end users search for solutions to minimize maintenance and increase reliability. “The presence of corrosion creates specific issues, […]
BY BRUCE NELSON o date, activities within the International Institute for Ammonia Refrigeration have dealt exclusively with ammonia safety and ammonia refrigeration systems. That’s who we are, where we come from and what we’ve done well. Recently, however, it has become clear that IIAR needs to take up the challenge of promoting the safe and […]
n late January Costa Rica officially adopted several standards from the International Institute of Ammonia Refrigeration to govern ammonia refrigeration facilities in the country. Costa Rica is the first to take such a progressive move in Latin America, and others in the region are taking note. “Because of what’s happening in Costa Rica, other Latin […]
rying to understand and properly apply standards and regulations is not only a time consuming effort, but also challenging. The Occupational Safety and Health Administration (OSHA) has Standard 29 CFR 1910.147, titled “The control of hazardous energy (lockout/tagout)”, which is commonly referred to as “Lockout/Tagout”. In Section 1910.147(a)(1)(i), it states, “This standard covers the servicing […]
he Ammonia Refrigeration Foundation is dedicated to furthering the advancement of the knowledge and technology that drives the growth of natural refrigerants. The Foundation’s three ongoing research projects are helping the industry address and solve specific technical problems as well as contribute new information to the code and regulatory communities. Here, the Foundation’s research project […]
BY MONIKA WITT, EURAMMON achinery rooms are enclosed zones with mechanical ventilation, separated from public space and accessible only to authorized personnel. They serve primarily as dry and protected places for the components of a refrigeration system, mainly compressors and pressure vessels, but also additional equipment, for example in secondary systems the evaporator and/or water […]
e are coming off of a very successful conference in Colorado Springs last year where we celebrated our 40th IIAR Annual Conference. This year we are pleased to return to Phoenix after many years. The last time we were here was in 1981 and the conference, our organization and our industry looked very different. At […]
ne main focus of the technical program this year was to help educate commercial decision makers and designers. “Commercial end users are starting to become more interested in natural refrigerants,” Eric Smith, IIAR’s vice president and technical director, said. “Now people are beginning to wonder about their applications – how well it’s been going, the […]
The Pension Protection Act of 2006 first allowed taxpayers age 70½ and older to make tax-free charitable donations directly from their IRAs. By making a qualified charitable distribution (QCD) from an IRA directly to a qualified charitable organization, older IRA owners were allowed to exclude up to $100,000 annually from gross income. These gifts, also […]
e respectfully announce the retirement of one of Hansen’s most dedicated and long-term contributors – John Yencho. John has been a key contributor to our success over his 34+ years of service and the industry. Although he is officially retiring, we expect him to remain involved with Hansen’s on-going innovation efforts. John has shared his […]
BY KEM RUSSELL Some may recall the statement made in the 1967 “What we’ve got here is failure to communicate.” Clear and understood communication is important in almost all interactions we have. As important as good communication is, we still have challenges in making it happen. Communication of information has changed a lot in just […]
On January 18, 2019, President Trump signed legislation to extend the authority for the Chemical Facility Anti-Terrorism Standards (CFATS) program. CFATS, administered by the Department of Homeland Security (DHS), was set to expire on January 19th unless legislation was enacted to continue its authority. Industry and DHS called for reauthorization to prevent a lapse in […]
Having just returned from IIAR’s exciting 2019 annual conference, I’m even more committed to the importance of our association and the many advantages of membership. The conference, held in Phoenix in March, was another record-setter in terms of attendance and the span of our technical program. The 2019 conference included a duel industrial-commercial technical track […]
As your IIAR chairman for this year, I would like to thank and congratulate everyone who made our 2019 annual meeting in Phoenix a great success, and especially to welcome all our new IIAR members. Your participation and spirit of volunteer leadership is essential to helping our industry meet the many challenges that lay ahead. […]
Naturals Reach Wider Markets as Environmental Incentives Increase gainst a shifting regulator landscape, with restrictions of hydrofluorocarbon synthetic refrigerants growing by fits and starts, use of natural refrigerants is increasing among a widening range of companies seeking to ensure that their investments will be viable in the future. In industries ranging from biotechnology and pharmaceuticals […]
he IIAR presently has eight American National Standard Institute (ANSI) approved standards at this time and three additional new standards that are presently in development making a total of 11 standards overall. ANSI/IIAR approved standards are reviewed entirely from cover-to-cover, at a minimum, every five- years for periodic maintenance. In addition to the five-year periodic […]
t ARF, our mission, as a nonprofit research and education foundation, is to promote, fund and provide scientific and educational projects that are related to the use of ammonia, natural refrigerants and industrial refrigeration. It’s not only our mission, but it is our reality. As members of our organization, the industry and the community, we […]
nergy efficiency was the focus of a well-attended and extensive auxiliary educational program at the International Institute of Ammonia Refrigeration annual conference, held in March in Phoenix. Sponsored by CIMCO Refrigeration, the event brought together engineers to discuss a wide variety of topics related to the design, maintenance, operation and retrofitting of refrigeration systems to […]
ach year, some of the best minds and top talent in the industrial and commercial refrigeration industry gather from around the world at the IIAR Natural Refrigeration Conference & Expo. These experts present technical papers at the IIAR Technical Program in conjunction with this event, and each year the best, most informative presenters are honored […]
he International Committee of the IIAR is working across Latin America to educate leaders in several countries in the region, helping them adopt IIAR standards to better promote safety, sustainability and international commerce. Yesenia Rector, director of the IIAR, said all of the IIAR’s standards have now been translated into Spanish, and these documents were […]
t this year’s IIAR Natural Refrigeration Conference and Expo, held in Phoenix, the IIAR announced its partnership with the North American Sustainable Refrigeration Council. Through this partnership, educational programming at the conference was expanded to include a Commercial and Food Retail education Track. Launched in 2015, NASRC is a nonprofit organization dedicated to advancing and […]
he IIAR’s safety committee is continuing its efforts to draft a guideline for the application of the Occupational Safety and Health Administration Standard 29 CFR 1919.147, more commonly called “the control of hazardous energy (lockout/tagout),” or LOTO for short. The project includes a second survey to IIAR members that pays particular attention to actual refrigeration-industry […]
Charitable giving can play an important role in many estate plans. Philanthropy cannot only give you great personal satisfaction, it can also give you a current income tax deduction, let you avoid capital gains tax, and reduce the amount of taxes your estate may owe when you die. There are many ways to give to […]
I have been in the industrial refrigeration industry for, well, a long time. Over the decades LESSON I have seen many changes in technology and regulations. However, one thing that in more recent years really stands out is who is prepared to take over a position? The industrial refrigeration field has been a fairly secure […]
he latest version of IIAR 2, Standard for Safe Design of Closed-Circuit Ammonia Refrigeration Systems will soon be published as “IIAR 2-2014, with Addendum A”. Among other important changes to the standard, there will no longer be a requirement for an additional 1/16” corrosion allowance (CA) on ammonia refrigeration vessels. The design of pressure vessels […]
Climate policy is taking center stage with Democrats in Congress who gained control of the House of Representatives after the 2018 elections and the over 20 candidates vying for the Democratic presidential nomination in 2020. The debate, and rhetoric, is heating up and looks to continue as we head into the presidential election next year. […]
Martin Timm, Corporate Process Safety Manager and Jason Haley, CO2 Process ABSTRACT A vessel containing liquid CO2 may form dry ice and be at a temperature below -100°F (-73.3°C) if a leak or control malfunction causes its pressure to drop to atmospheric pressure. If the upset condition is corrected and the vessel is repressurized too […]
Once again, our industry is facing a major decision as to the preferred refrigerant that will provide appropriate performance and efficiency while considering the impact on the environment and public safety. This is a complicated question that must address the many diverse applications that are required for industrial and commercial refrigeration, many types of process […]
Many hydrocarbons such as Propane, Propylene, and Iso-Butane, make great refrigerants. They are natural, have zero ODP, GWP less than 4, and are categorized as non-toxic. Compared to the HFC’s and HFO’s (also known as “F-Gases”) they have: High COP High Latent Heat Low Liquid Density Low Cost Similar Working Pressures The hydrocarbons are compatible […]
AS SECONDARY REFRIGERANTS EVOLVE, END USERS SEE OPPORTUNITY IN NEW TECH s refrigerants with highglobal-warming potential are phased out, natural refrigerants are being considered for new applications, and the industry is seeing increased use of secondary refrigeration units that allow users to lower their ammonia charge. Ken Mozek, refrigeration sales manager for Air Treatment Corp., […]
fter extensive research and analysis, IIAR’s Ammonia Refrigeration Foundation has released new information on the economics of piping selection and on the proper selection of ammonia wet suction risers, which can help end users prevent oversizing of piping and using more energy than is necessary. The research and analysis projects resulted in new information that […]
s code interpretations continue to change and improvements slowly morph into normal practice, when the time comes to tackle OSHA’s confined space standard, where do you start? SPACE EVALUATIONS: The first phase of tackling OSHA 1910.146, is identifying if you have confined spaces. This is done by performing space evaluations. Typically the details of how […]
our Foundation’s scholarship program has been steadily growing since it was launched in 2016, helping address the industry’s growing need for specifically trained engineers. Mark Stencel, chairman of IIAR’s Education Committee, said that in 2016, the program had three applicants. The next year, it was seven. Then it grew to 10. In 2019, there were […]
or a refrigeration system to run at optimal energy efficiency, it’s important to carefully select the right type of compressors need to be selected, and the correct cooling method employed. There are three primary types of refrigeration compressors – rotary screw, reciprocating, and rotary vane. Understanding how they work is critical in running an operation […]
While working as the utilities and facilities manager, to bring on a new major expansion at a large food manufacturing facility, “Safety Always” was part of the culture. The new expansion called for growing from a facility with eight lines of existing production to an immediate addition of sixteen production lines – and targeted to […]
IAR continues to be active internationally, participating in and sponsoring conferences and natural refrigeration education in India, Mexico, Chile, Argentina and Colombia, with the goal to share IIAR’s message to important global stakeholders. In several venues, IIAR is helping to promote the use of natural refrigerants and to develop training to familiarize regulatory bodies with […]
FREON AND BEYOND f you’ve recently googled “it’s almost 2020 and I still have R22” then hopefully this article grants you some timely insights. The world of refrigerants has become much more complex since you could refer to your refrigerant as “Freon” and not make an embarrassing social blunder because you were actually using a […]
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