Engeering Horizon

EH OCTOBER 2016 – ODORIZATION A MATTER OF PROTECTION

EH OCTOBER 2016 – ODORIZATION A MATTER OF PROTECTION

November 12
13:44 2016

http://engghorizons.com/view-online/

By: David Bull, Pipeline Safety Specialist, Transportation Safety Institute

“Nothing is ever truly lost until you begin to look for it!”., (Murphy’s Law, Corollary #12.) Such is true with odorization of fuel gases. Odorization exists as a normal part of gas operations, providing a smell to the product. Only when attempting to verify adequate odor levels do problems begin to creep in.

Odorization Requirements

Odorization of natural gas is done for two reasons. First, it helps furnish an added level of safety and security to the gas system by providing a warning device for the public. It is undoubtedly the most important aspect of gas operations. We depend on odorization to protect our families and ourselves. Without this critical component, their safety could not be assured.

Secondly, odorization is required by the Pipeline Safety Regulations of the Department of Transportation, in 49 CFR 192, section 192.625. The key point in both these requirements is that the odor must provide a WARNING that prompts the public to TAKE ACTION when detected. This is the difficult area of odorization, determining how much is enough. Let’s first look at the regulations. 192.625. This performance language rule provides the guidance for odorization levels. It states in part:

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Engineering Horizons

Engineering Horizons

“Engineering Horizons” is the first & leading technical magazine of Pakistan covering Process, Mechanical, Metallurgical, Mining, Electrical & Electronics field under a single cover. We also feel pleasure in saying that this is the only magazine of its own kind & style, which is widely circulated in all Engineering Sectors of Pakistan.

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