SH/T 3184-2017 in English
VALIDDesign specification for automation system of tank farm in petrochemical industry
- Issued on:2017-04-12
- Implemented on:2017-10-01
- File Format:PDF
- Delivery:Via email within 5 business days
$1,155.00
本标准规定了石油化工储运系统罐区的计量与测量方案、自动化仪表及工程设计、自动控制系统、安全防护、生产管理系统、液态烃装车发运系统等设计原则和技术要求。
本标准适用于石油化工和以煤为原料制取油品及化工产品的企业新建、扩建和改建工程中储运系统罐区的自动控制系统工程设计。
Introduction
Analysis of the core content of the specification
| System module | Technical requirements | Comparison with international standards |
|---|---|---|
| Tank gauging system | Hybrid metering (HTMS) accuracy ≤0.25% | API MPMS 3.6 |
| Temperature instrument | Pt100 A grade accuracy | GB/T 25964 |
| Safety interlock | SIL2 level protection | GB/T 50770 |
Key Implementation Points
Typical Configuration Cases
The HTMS system of radar level gauge + static pressure sensor is recommended for 100,000 m³ crude oil storage tanks, which is connected to the DCS through the Modbus-TCP protocol, in line with the mixed metering requirements of Article 4.3.3.
Safety Protection Special
- Explosion-proof requirements: Exd IIBT4 protection level (Article 5.3.6)
- Emergency shut-off valve action time <30 seconds (Article 5.4.4.11)
- Combustible gas detection coverage 100% (Article 7.2)

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