PHMSA Research and Development
Time: 11/23/2009 09:01 PM

Hazardous Liquids Airborne Lidar Observation Study (HALOS)

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Main Objective

ITT is extending its ANGEL (Airborne Natural Gas Emission Lidar) technology to the detection of small hazardous liquid and refined product leaks. The ANGEL system is designed to remotely detect, quantify, and map small plumes of methane and ethane, the principle constituents of natural gas. In addition to the hardware and software systems, ITT has developed expertise in the spectroscopy, modeling, and empirical/physical testing and validation of airborne dispersed hazardous vapors. These tests have yielded preliminary results that indicate the detection of vapors from hazardous liquids is possible with minimal changes to the existing ANGEL system.

Public Abstract

The detection of small leaks of hazardous liquids is one of the major challenges currently facing the DOT and the pipeline industry. Currently, no commercial system exists to rapidly and efficiently detect, quantify, and precisely locate leaks from hazardous liquid pipeline. ITT is extending its current Airborne Natural Gas Emission Lidar (ANGEL) technology to detect small leaks of hazardous liquids. Recent ITT R&D involves the development of ANGEL Rapid Emergency Response capabilities. http://www.ssd.itt.com/angel/

Other Files
Technical Reports and Documents
Presentation from 12/13/2006.
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