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Ditch the Tape: How EODR Tank Strapping with API 2.2D is Revolutionizing Tank Calibration

In today's fast-paced world, accuracy and efficiency reign supreme. For industries that rely on the precise measurements of liquids stored in large upright cylindrical tanks, the traditional manual strapping method, outlined in API 2.2A, can feel cumbersome and time-consuming. Enter API 2.2D and the revolutionary EODR (Electro-Optical Distance Ranging) strapping method, offering a game-changing approach to tank calibration.

This blog post dives into the world of API 2.2D, exploring the advantages of EODR strapping and how it surpasses the limitations of manual methods.

What is API 2.2D?

The American Petroleum Institute (API) standard API 2.2D, titled "Calibration of Upright Cylindrical Tanks Using the Internal Electro-Optical Distance Ranging Method (EODR)," describes a cutting-edge technique for calibrating these tanks. EODR utilizes lasers and advanced technology to deliver unmatched precision and efficiency in volume measurement.

Benefits of EODR Strapping over Manual Methods (API 2.2A):

While the manual strapping method, detailed in API 2.2A, has served its purpose, EODR offers a multitude of advantages:

  • Unmatched Accuracy: EODR reduces human error that is inherent in manual measurements. Lasers create a precise 3D map and model of the tank's interior, accounting for even minor deviations from a perfect cylinder. This translates to significantly more accurate volume calculations, and can also be used to calculate shell plumb and roundness reports in accordance with API 653 and 650.

  • Enhanced Efficiency: EODR significantly reduces calibration time compared to manual strapping. This translates to minimized downtime for operations, allowing for improved data consistency.

  • Improved Safety: EODR minimizes the time needed for personnel to enter the confined spaces of the tanks for measurements, mitigating the risk of exposure to harmful fumes or falls. This prioritizes worker safety while ensuring efficient calibration.

  • Continuous Monitoring: EODR system measurements are used in conjunction with Automatic Tank Gauge (ATG) systems to determine the correction Unit of Volume for the Unit of Measure.  This empowers proactive inventory management and identification of potential discrepancies.

  • Reduced Costs: Over time, the efficiency gains and improved accuracy of EODR can significantly reduce operational expenses. Fewer manual calibrations and minimized product loss due to inaccurate measurements contribute to long-term cost savings.

Beyond Accuracy: Additional Advantages of EODR:

  • Improved Decision-Making: With real-time data and highly accurate volume measurements, you can make informed decisions regarding inventory management, production planning, and purchasing.

  • Enhanced Regulatory Compliance: EODR ensures your tanks meet the necessary standards for accurate volume measurement, reducing the risk of non-compliance issues.

  • Peace of Mind: Knowing that your tank measurements are precise eliminates uncertainty and empowers you to manage your inventories and Levels of Concern (LOC’s) with confidence.

Choosing the Right Method: API 2.2A vs. API 2.2D

While API 2.2A (manual strapping) remains a viable option for smaller operations or those with tight budgets, API 2.2D (EODR) offers significant advantages for:

  • Large-scale operations with numerous tanks requiring frequent calibration.

  • High-value products where precise volume measurement is critical.

  • Safety-sensitive applications where minimizing personnel entry into tanks is paramount.

The Future of Tank Calibration is Here: Embrace EODR

API 2.2D and the EODR strapping method represent a significant leap forward in tank calibration. By leveraging cutting-edge technology, EODR delivers unparalleled accuracy, efficiency, and safety benefits. For businesses seeking to optimize their operations and ensure the most precise inventory management, EODR is the future of tank calibration. To Learn more about how Gauge Point Calibration can assist you with a Tanks Strapping Chart, please contact us today! 


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