PRCI

Recent Results

Evaluation & Utilization of Auto-Adjust & Self-Checking Capabilities of Dual Rotor Turbine Meters

Turbine meters are commonly used in the gas industry, in particular for the transactional metering in gas transportation and distribution. Dual rotor turbine meters represent a significant portion of the turbine meter population. In a number of abnormal flowing and meter health conditions, dual rotor turbine meters have exceptional Auto-Adjust and Self-Checking capabilities. On the other hand, in some field conditions, the Auto-Adjust feature is not fully effective and the Self-Checking capability is confusing and/or poorly understood.

Key Results

This research effort aimed to assess, through literature search, the Auto-Adjust and Self-Checking capabilities of dual rotor turbine meters. The first phase of work focused entirely on information retrieval from published papers, the manufacturers, other industry research organizations and the PRCI members.

The second phase of work, which is scheduled to start early November 2011, will utilize the information gathered from the literature search to assess, through flow testing, the ability of existing diagnostic methods to detect abnormal flow and abnormal mechanical conditions on single- and dual-rotor turbine meters.

The Final Report is available for members on PRIME.

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