The carbon footprint is affected by fugitive refrigerant The United States and many other foreign countries are focused on tracking fugitive for some industries. The objective is to identify the amount of chemicals released into the atmosphere when a leak of refrigerant gas occurs. This will give government officials to EPA a better understanding of the quantity of greenhouse gas emissions harm the environment each year and contribute to global warming due to inefficient management of refrigerants.
Fugitive emissions takes place when an unexpected leak of a hazardous substance occurs in a system and the discharge is not contained in a vent stack, or duct. This may be caused by a component failure, poor service, or a breakdown in certain industrial processes. The leakage causes toxic gases in the environment. Some refrigerants are not broken down in the atmosphere and eventually enter the stratosphere and destroy the protective ozone layer over time.
The entire U.S. economy, refrigerant gases or fugitive emissions equal to over 300K tonnes of carbon dioxide each year. Other countries have similar or worse outings. Many environmental regulations, such as the Montreal and Kyoto, exist to reduce the leakage of harmful substances such as refrigerants into the atmosphere over time. There are additional targets to reduce the potential for global warming in the near future and improve air quality in the long term by reducing emissions of refrigerant gases.
A select few refrigerants have multiple adverse effects on the environment. Not only are ozone depleting substances, but they are chemicals with a global warming potential (GWP) that places them in the category of greenhouse gas emissions that lead to global climate change. For many reasons, it is important to monitor, track and report on the use of refrigerant gas.
The EPA has finalized its rules for any event fugitive emissions, either by evaporation or leakage. The regulation applies to several sectors, including existing and newly built facilities with systems using the refrigerant gas in the workplace heating and cooling. Other industries are the manufacture of industrial chemicals, electrical utilities, pulp and paper, oil and refinancing.
fugitive refrigerant gas monitoring is required for facilities that own or operate HVAC-R or by the manufacturers who produce them. The EPA has identified a number of hazardous compounds, among them chlorofluorocarbons, hydrofluorocarbons, methyl bromide, halons, methyl chloroform and carbon tetrachloride.
A particular concern for issues of fugitive emissions is the cooling gas, because it contains chlorofluorocarbons and hydrofluorocarbons, the two main contributors to the weakening of the ozone layer and increasing volumes of greenhouse gas emissions. In addition, the refrigerant is used in many industries of refrigeration and air conditioning, ventilation and air conditioning systems and protection against fires.
When a fugitive emission occurs, companies are required to follow the rate of leakage of refrigerant and the report cancel the use of refrigerant it to EPA. One of the areas primary emissions, fugitive emissions of refrigerant gas are part of the requirements of organizations with a carbon management. It is important that the severity of the leak and the repair process is documented. Systems containing refrigerant gases must be inspected by technicians certified by the EPA and all service events should be recorded when refrigerants are handled.
The new rules of fugitive provide a more standardized approach to thresholds defined by the U.S. Clean Air Act at the direction of the EPA. These include monitoring, monitoring leaks and reports to repair the leak, and containment.
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Posted on May 8, 2010.