REFRIGERANTS
Leak detection solutions for supermarkets
Matt Collins of MSA Safety discusses the diff erent kinds of leak detection available for supermarkets.
I
n recent years, the global supermarket industry has seen a signifi cant shift towards sustainability and environmental
responsibility. Supermarkets, with their extensive refrigeration systems, play a vital role in this transition. However, these systems can generate refrigerant leaks, posing environmental hazards and fi nancial losses. In this article, we will delve into the importance of refrigerant leak detection for supermarkets, explore regulations, focus on common supermarket refrigerants, and discuss leak detection solutions. Refrigerants, especially hydrofl uorocarbons (HFCs), commonly used in supermarkets, are potent greenhouse gases that signifi cantly contribute to climate change. Rapidly detecting and repairing leaks minimise the release of these harmful substances into the atmosphere, reducing the supermarket’s overall carbon footprint and environmental impact. Regulatory Compliance Many countries have strict regulations
governing the use and emission of refrigerants. Supermarkets must adhere to these regulations to avoid fi nes and legal consequences. Rapid leak detection ensures that supermarkets remain compliant with these laws, maintaining their reputation and fi nancial stability. In Europe, regulations such as the F-Gas Regulation (EU) No 517/2014 set stringent rules regarding the use and management of fl uorinated gases, including refrigerants. This regulation mandates regular leak checks and imposes quotas on the amount of refrigerants supermarkets can use. Similar regulations are prevalent worldwide, refl ecting the global commitment to environmental preservation. Regulations in the United States from the
Environmental Protection Agency (EPA) under Section 608 of the Clean Air Act is essential for organisations involved in refrigeration and air conditioning. The regulations ensure the safe handling of refrigerants, minimising emissions and environmental harm. Compliance involves certifi cation for technicians handling refrigerants, proper leak repair, and responsible disposal.
20 November 2023 •
www.acr-news.com
GreenChill is a specifi c food retail initiative lead by the EPA. This focuses on helping food retail organisations adopt eco-friendly refrigeration practices. To comply, retailers transition to low- global warming potential refrigerants, minimise refrigerant usage through regular leak detection and repairs, and embrace energy-effi cient technologies.
Energy Effi ciency Refrigerant leaks lead to decreased system
effi ciency, forcing compressors to work harder to maintain the desired temperature. This increased workload results in higher energy consumption, leading to infl ated energy bills. Quick detection and repair ensure the refrigeration system operates at optimal effi ciency, saving energy and costs in the long run. Supermarkets rely on precise temperature
control to keep perishable goods fresh. A refrigerant leak can compromise this control, leading to inconsistent temperatures that can spoil food and other products. Rapid detection prevents such situations, safeguarding the quality and safety of the merchandise, thereby preventing fi nancial losses.
Financial Savings Detecting and repairing leaks promptly prevents
the loss of refrigerants, which are expensive to replace. Additionally, it avoids potential damage to the refrigeration system itself, reducing the need for costly repairs or replacements. By addressing leaks swiftly, supermarkets can save signifi cant amounts of money in both refrigerant replacement and system maintenance costs. With growing awareness about environmental issues, consumers are becoming increasingly eco-conscious. Supermarkets that demonstrate a commitment to environmental responsibility by promptly addressing leaks and reducing their greenhouse gas emissions can enhance their public image. Customers are more likely to support and trust businesses that prioritise sustainability and environmental conservation.
Refrigerant Leak Detection Solutions As we’ve discussed, fi nding refrigerant leaks
quickly is crucial for minimising environmental harm, ensuring regulatory compliance, enhancing energy effi ciency, preserving goods, saving money, and maintaining a positive reputation. Supermarkets that prioritise rapid leak detection contribute to a more sustainable future while also benefi ting their bottom line and customer relations. To support a rapid leak detection, notifi cation, and consequential repair to assist in minimising refrigerant emissions, there are a number of solutions that can be categorised as background monitoring, localised leak detection, and integrated IoT solutions to improve effi ciencies.
Background monitoring Background monitoring solutions for detecting
refrigerant leaks in supermarkets involve continuous, automated systems that operate in the background, ensuring ongoing surveillance of refrigeration systems. Diff usion and aspirated systems are commonly used for supermarkets. Diff usion monitoring systems operate by allowing gases to naturally diff use into sensors, while aspirated monitoring systems actively draw air samples through a network of pipes and sensors for detection.
Diff usion-Based Detectors: Pros:
Simplicity: Diff usion-based detectors are relatively simple devices. They operate by allowing refrigerant gas to diff use through a membrane and into a sensing element. When the gas concentration reaches a certain level, an alarm is triggered. Cost-Eff ectiveness: These detectors are often more aff ordable than complex aspirated systems, making them a cost-eff ective choice, especially for smaller supermarkets with budget constraints. Low Maintenance: Diff usion-based detectors generally require minimal maintenance. They have fewer moving parts and do not rely on pumps or
Download the ACR News app today
Page 1 |
Page 2 |
Page 3 |
Page 4 |
Page 5 |
Page 6 |
Page 7 |
Page 8 |
Page 9 |
Page 10 |
Page 11 |
Page 12 |
Page 13 |
Page 14 |
Page 15 |
Page 16 |
Page 17 |
Page 18 |
Page 19 |
Page 20 |
Page 21 |
Page 22 |
Page 23 |
Page 24 |
Page 25 |
Page 26 |
Page 27 |
Page 28 |
Page 29 |
Page 30 |
Page 31 |
Page 32 |
Page 33 |
Page 34 |
Page 35 |
Page 36 |
Page 37 |
Page 38 |
Page 39 |
Page 40
