GB/T 25104-2019 in English
VALIDAutomatic measurement of water content in crude oil—RF method
- Issued on:2019-08-30
- Implemented on:2020-03-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$97.00
《GB/T 25104-2019原油水含量的自动测定 射频法》由TC124(全国工业过程测量控制和自动化标准化技术委员会)归口,TC124SC9(全国工业过程测量控制和自动化标准化技术委员会石油产品检测仪器分会)执行,主管部门为中国机械工业联合会。
Introduction
1. Background and significance of the standard
The National Standard of the People's Republic of China GB/T 25104-2019 "Radio Frequency Method for Automatic Determination of Water Content in Crude Oil" was issued in 2019, replacing the original GB/T 25104-2010 standard. This standard was proposed by the China Machinery Industry Federation and is managed by the National Technical Committee for Standardization of Industrial Process Measurement, Control and Automation.
The determination of water content in crude oil is of great significance in the petroleum industry, and its results directly affect the quality assessment, trade settlement and production process optimization of crude oil. Traditional methods such as distillation are accurate but inefficient, while radio frequency methods have become an important tool in the modern petroleum industry with their advantages of rapid and non-destructive testing.
2. Analysis of Technological Evolution
| Version Comparison Dimensions | GB/T 25104—2010 | GB/T 25104—2019 |
|---|---|---|
| Scope of Application | Laboratory Determination of Water Content in Crude Oil | Extended to online monitoring in pipeline transportation, tank truck transportation and tank storage |
| Core Method | Based on RF Signal Analysis | Newly Added Probe Erase Function and Definitions of Oil Phase Point and Water Phase Point |
| Safety Requirements | Explosive environment protection is not explicitly mentioned | Incorporated into the GB 3836 series of standards to ensure the safety of equipment in hazardous environments |
3. Practical application and case analysis
Probe erasing function: During crude oil transportation, impurities are easily attached to the probe surface, affecting the measurement accuracy. Regular cleaning or self-cleaning technology can effectively extend the life of the equipment and ensure measurement accuracy.
Oil phase point and water phase point: The introduction of these two key parameters enables the radio frequency method to more accurately identify the water distribution in crude oil and provide a reliable basis for water content calculation.
4. Implementation suggestions
Hardware configuration: When selecting an automatic measurement system, priority should be given to equipment that meets the requirements of GB/T 25104-2019, including sensing units, analysis and processing units, and auxiliary software.
Operation training: Operators need to receive professional training and master the principles of radio frequency method, equipment maintenance and data interpretation methods to ensure the accuracy of measurement results.
Regular calibration: According to standard requirements, the equipment should be calibrated before and after use and when major changes occur to ensure that the measurement error is within the allowable range.

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