SY/T 0310-1996 Technical specification for instrumentation and automatic control of offshore petroleum engineering
Some standard content:
Technical specification for instrument and automatic control of petroleun engincering in beach-shallow seaSY/ T 0310--96
Editor: Survey and Design Institute of Liaohe Petroleum Exploration Bureau Approval Department: Petroleum Industry Press of China National Petroleum Corporation
1997 Beijing
General Provisions
Selection of Measurement and Control Equipment
Basic Principles of Chuzhou Control Equipment SelectionwwW.bzxz.Net
Selection of Flow Meters
Selection of Pressure Meters
Selection of Temperature Meters
Selection of Level Meters
Selection of Process Analytical Instruments·
Selection of Display and Adjustment Instruments***
Selection of Control Meters
Selection of Instruments and Automatic Control Systems in Hazardous Areas 5
Wellhead Safety Control Systems
Basic Requirements||t t||Wellhead safety valve
Wellhead control panel
5.4·Automatic or manual control devices related to parallel control panel+6
Emergency shutdown system
Alarm system
Monitoring system
General provisions·
Control center
Main computer system
Main computer system hardware
(15)
(22)
(23)
Pingye (small-scale) station system
Automatic control communication network
Control room
Wires and cables+
Selection of wires and cables
Cable laying provisions
Heating and insulation
Power supply and gas supply|| tt||Grounding resistance value:
Instrument system grounding
Field instrument grounding
Cable and cable bracket grounding
Construction and acceptance
General provisions
Installation of instrument panel (box, operation table) and instrument equipment and control panel
Computer installation
Installation of instrument power supply equipment and gas supply system Electrical explosion-proof and grounding
Instrument control system commissioning and project acceptance
Appendix A
Explanation of terms used in this model
Additional explanation
Explanation of clauses of technical specifications for instrumentation and automatic control of offshore petroleum engineering
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China National Petroleum Corporation Document
（96）CNPC Technical Supervision No. 642
Notice on the approval and release of fourteen oil and gas industry standards including "Gas Field Gas Gathering Engineering Design Specification" To all relevant units:
Fourteen oil and gas industry standards including "Gas Field Gas Gathering Engineering Design Specification" (Draft): After review and approval, they are now approved as oil and gas industry standards for release. The numbers and names of each standard are as follows: Serial No.
SY/T 0010-96
SY / T 0011-96
SY 004396
SY/T 0091-96
SY/T 0306-- 96
Design specification for gas gathering engineering in gas field (replace
SYJ 10-86)
Design specification for natural gas purification in gas field (replace
SYJ11-85)
Coloring standard for surface pipelines and equipment in oil and gas fields (replace
SYJ 43--89)
Design specification for computer control system of oil and gas fields and pipelines
Technical specification for thermal heating of offshore petroleum engineering 6
SY/T 0307-96
SY/T 030896
SYT 030996
SY/T 0310--96
SY/T 0311--96
SY/T 0312-96
SY/T 0313-96
SYT 0314-96
SYT 0305--96
Technical Specification for Vertical Cylindrical Steel Coal-Connected Fixed-roof Storage Tanks for Tanhai Petroleum Projects
Technical Specification for Water Injection for Tanhai Petroleum Projects
Technical Specification for Produced Water Treatment for Tanhai Oil Projects
Technical Specification for Instrumentation and Automatic Control for Tanhai Petroleum Projects
Technical Specification for Communication for Tanhai Petroleum Projects
Technical Specification for Bottled Tanhai Petroleum Projects
Technical Specification for Wharf Design and Construction for Tanhai Petroleum Projects
Technical Specification for Structure Design and Construction of Tanhai Concrete Platforms
Technical Specification for Tanhai Pipeline Systems
This standard shall come into force on July 1, 1997. China National Petroleum Corporation
December 3, 1996
1.01. This standard is specially prepared to standardize the design and construction of instrumentation and automatic control systems for Tanhai Petroleum Projects, and to ensure safety, reliability, advanced technology, economical and practical, and environmental protection.
1.0.2 This specification applies to the design, construction and acceptance of new, expanded and civil engineering instruments and control systems for offshore oil facilities. 1.0.3 The instruments and automatic controls specified in this specification are the most basic requirements and do not restrict the selection of new instruments and the adoption of new technologies. 1.0.4 Reference standards:
GBJ93-86 Industrial white-powered instrumentation engineering construction and acceptance specifications GBJ236-82 Field equipment, industrial pipeline welding engineering construction and acceptance specifications
GB～T2624-93 Flow measurement throttling device using orifice plate, nozzle and venturi tube to measure the flow of fluid filling the circular pipe
86D563
National general electrical device standard atlas Grounding device installation HG 20514-92
Instrument and pipeline heating and insulation design regulations SHJ20-90 Petrochemical enterprise instrument gas supply design specifications SHJ521-91 Petrochemical instrument engineering construction technical specifications SYJ4-84 Oilfield oil and gas gathering and transportation design specifications Beach and offshore oil engineering thermal heating technical specifications SY/T 0306-96
SY T. 4087-95
Technical Specification for Ventilation and Air Conditioning in Tanhai Petroleum Engineering Design of Downhole Safety Valve System. SY /T 4807-92
Recommended Practice for Installation, Repair and Operation
Safety Rules for Tanhai Petroleum Construction Engineering
SY 5747--19951
SY5671-93 Flow Meter Handover and Measurement Procedure for Petroleum and Liquid Petroleum Products 1.0.5 In addition to complying with this specification, the design, construction and acceptance of instrumentation and automatic control systems for Tanhai Petroleum Engineering shall also comply with the provisions of the relevant current national standards (specifications). Language
2·Terms
2.0.1 Distributed Control System (DCS) is a network of intelligent stations with decentralized control functions, centralized operation and display, and a hierarchical structure. Its purpose is to control and manage an industrial production process or process. 2.0.2 Programmable logical controller (PLC)
A programmable controller is a device that stores control programs such as logic operation, sequence control, counting and arithmetic operation in a memory in the form of a string of instructions, and then controls production equipment and production equipment according to the stored control content through analog, mathematical and other input and output components
main parameters
20.3 Main parameters
Controlled variables that play a major role in the safe operation of the production process and product quality.
2.o.4 Important parameters
Controlled variables that play an important role in the safe operation of the production process and product quality.
3 General provisions
3.0.1 Instruments and automatic control systems should be able to ensure personnel safety, normal production operation, safety of flat facilities and protect the environment from pollution. 3.0.2 Instruments and automatic control systems should be suitable for the environmental conditions of beach and sea areas: Instruments and automatic control systems used in the open air must have a protection level that meets the use environment.
3.0.3 The selected automation instruments must have factory certificates. Instruments and automatic control systems installed in explosion-hazardous places should also have explosion-proof certificates issued by qualified units that meet the requirements of the installation location. 3.0.4 For large-scale platforms or artificial islands, it is advisable to adopt the method of first partitioning and then centralized control.
For small-scale platforms, centralized control should be adopted, and it should be unmanned. 3.0.5
3.0.6 Except for platforms that must be manned and small-scale platforms can use instrument control systems, other parts should adopt distributed control systems (DCS) 3.0.7 Under normal circumstances, it should be able to monitor the production equipment; under abnormal circumstances, it should be able to realize alarm, interlocking and protection of various abnormal parts, which is conducive to accident handling and escape
3.08 The setting of measurement and control points should be designed according to the actual needs of the process, and it should ensure that all controlled equipment can be shut down in an emergency. 3.09 The fire and flammable gas, toxic gas detection and alarm system should comply with the provisions of Chapter 16 of the "Safety Rules for Beach and Sea Petroleum Construction Projects". 4 Selection of measurement and control equipment
4.1 Basic principles for selection of measurement and control equipment
4.1.1 The determination of instrument accuracy level shall comply with the following provisions: 4.1.1.1
The accuracy level of flow meters for oil products used for commodity exchange shall comply with the provisions of the "Petroleum and Liquid Petroleum Product Flow Meter Handover Measurement Procedure" 4.1.1.2 The accuracy level of crude oil and natural gas flow meters installed in oil fields shall comply with the provisions of the "Oil Field Oil and Gas Gathering and Transportation Design Specifications" 4.1.1.3 The main parameters and important parameters in the production process shall use instruments with an accuracy of not less than Grade 1.0.
The selection of instrument type should comply with the following principles: 4.1.2.1
For platforms or artificial islands with many regulating circuits, pneumatic regulating valves should be used; for platforms or artificial islands with few regulating circuits or special requirements, electric regulating valves can be used: Instruments and equipment installed in places with explosion hazards or humid and hot areas should be explosion-proof or resistant to moisture and heat that meet the requirements of relevant specifications: 4.1.2:4
Instruments.
Instruments installed in places with large vibrations should be selected with good anti-vibration performance. 4.2 Selection of flow meters
4.2.1 The scale range of flow meters should meet the following requirements: 4.2.1.1, Linear scale range: The maximum flow rate should not exceed 90% of the full scale, the normal flow rate should be 50%~70% of the full scale, and the minimum flow rate should not be less than 10% of the full scale;
4.2.1.2 Square root scale range: The maximum flow rate should not exceed 95% of the full scale, the normal flow rate should be 70%→85% of the full scale, and the minimum flow rate should not be less than 30% of the full scale.
4.2.2 The selection of differential pressure flowmeter shall comply with the following provisions: 4.2.2.1 Standard throttling device shall be used for the measurement of general fluid. The selection of standard throttling device shall comply with the provisions of "Flow Measurement Throttling Device Using Orifice Plate, Nozzle and Venturi Tube to Measuring the Flow of Fluid Filling Circular Pipe". 4.2.2.2 Venturi tube may be selected if the following conditions are met: (1) Accurate measurement with low pressure loss is required; (the measured medium is dry gas or liquid; (3) The inner diameter of the pipeline is within the range of 100 to 800m; (4) The fluid pressure is within 1.0MPa.
4.2.2.3° Double orifice plate may be selected if the following conditions are met: (1) The measured medium is dry gas or liquid; 2) The Reynolds number is within the range of 3000 to 300000. 4.224 If the following conditions are met, 14 round sieves can be selected (1) the measured medium is clean gas or liquid (2) the micron number is >200～<100000. 4.2.2.5 If the following conditions are met, a round orifice plate can be selected (1) the measured medium may produce sediment before and after the plate (2) the pipeline must be horizontal or inclined, 4.2.2.6 The pressure can be taken by angle connection or flange, and the whole process should adopt a unified pressure taking method.
4.2.2.7 The selection of differential pressure range should be determined according to the design calculation. Common differential ranges: 0～6kPa, 0-.10kPa.0~16kPa, 0-25kPa40kPa. 0- 60kPa.
4.2.2.8 The selection of special differential pressure flowmeters shall meet the following requirements: (1) Flow measurement of saturated steam with a measurement accuracy not higher than level 2.5: steam flowmeter is recommended. (2) Measuring the small flow of clean liquid, gas and steam without suspended matter: built-in orifice flowmeter is recommended. (3) For the measurement of small flow of clean liquid, gas and steam requiring on-site display, ordinary rotor flowmeter (area flowmeter) can be selected. 4.2.3 Turbine flowmeter and volumetric flowmeter The selection of flowmeters shall comply with the following provisions: 4.2.3.1 Flow measurement of clean gas and clean liquid: When the measurement accuracy is high and the range ratio is not greater than 10:1, a turbine flowmeter can be used. 4.2.3.2 The selection of volumetric flowmeters shall comply with the following requirements (1) Clean gas or liquid, especially lubricating oil products: When the flow measurement accuracy is high, a rotary flowmeter can be used. (2) Clean liquid with high viscosity, when more accurate flow measurement is required, when the range ratio is less than 10:1, an oval gear flowmeter can be used. (3) When the measurement accuracy is not high, an oval gear flowmeter can be used. When the crude oil contains particulate impurities, wax, or viscous crude oil, a scraper flowmeter should be used.
4.2.4 When the flow range is large, the drop is small, and the measurement accuracy is not high, vortex flowmeters, pitot tubes, thermistor sensor sonic flowmeters, and plug-in turbine flowmeters can be used.
4.3 Selection of pressure instruments
The pressure instrument range should comply with the following regulations
When measuring the most stable pressure, the normal operating pressure should be 1/3 to 2/3 of the range;
When measuring pulse pressure, the normal operating pressure should be 1/3 to 4.3 of the range. 1.3
When measuring medium and high pressure, the normal operating pressure shall not exceed 1/2 of the maximum range.
When measuring viscous and corrosive media, a pressure gauge with flange can be selected: when isolation measures are taken, a general pressure gauge should be selected. 4.3.3 Parallel high and low pressure switches should use pneumatic switches. 4.4 Selection of temperature instruments
The temperature instrument range shall comply with the following provisions: 4.4.1.1 The normal use scale of the temperature instrument shall be 20%-90% of the range; 4.4.1.2 The measurement value of the pressure thermometer shall be 1/2~-7 of the instrument measurement range.2 Square root scale range: The maximum flow rate should not exceed 95% of the full scale, the normal flow rate should be 70%→85% of the full scale, and the minimum flow rate should not be less than 30% of the full scale.
4.2.2 The selection of differential pressure flowmeter shall comply with the following provisions: 4.2.2.1 Standard throttling device shall be used for the measurement of general fluid. The selection of standard throttling device shall comply with the provisions of "Flow Measurement Throttling Device Using Orifice Plate, Nozzle and Venturi Tube to Measuring the Flow of Fluid Filling Circular Pipe". 4.2.2.2 Venturi tube may be selected if the following conditions are met: (1) Accurate measurement with low pressure loss is required; (the measured medium is dry gas or liquid; (3) The inner diameter of the pipeline is within the range of 100 to 800m; (4) The fluid pressure is within 1.0MPa.
4.2.2.3° Double orifice plate may be selected if the following conditions are met: (1) The measured medium is dry gas or liquid; 2) The Reynolds number is within the range of 3000 to 300000. 4.224 If the following conditions are met, 14 round sieves can be selected (1) the measured medium is clean gas or liquid (2) the micron number is >200～<100000. 4.2.2.5 If the following conditions are met, a round orifice plate can be selected (1) the measured medium may produce sediment before and after the plate (2) the pipeline must be horizontal or inclined, 4.2.2.6 The pressure can be taken by angle connection or flange, and the whole process should adopt a unified pressure taking method.
4.2.2.7 The selection of differential pressure range should be determined according to the design calculation. Common differential ranges: 0～6kPa, 0-.10kPa.0~16kPa, 0-25kPa40kPa. 0- 60kPa.
4.2.2.8 The selection of special differential pressure flowmeters shall meet the following requirements: (1) Flow measurement of saturated steam with a measurement accuracy not higher than level 2.5: steam flowmeter is recommended. (2) Measuring the small flow of clean liquid, gas and steam without suspended matter: built-in orifice flowmeter is recommended. (3) For the measurement of small flow of clean liquid, gas and steam requiring on-site display, ordinary rotor flowmeter (area flowmeter) can be selected. 4.2.3 Turbine flowmeter and volumetric flowmeter The selection of flowmeters shall comply with the following provisions: 4.2.3.1 Flow measurement of clean gas and clean liquid: When the measurement accuracy is high and the range ratio is not greater than 10:1, a turbine flowmeter can be used. 4.2.3.2 The selection of volumetric flowmeters shall comply with the following requirements (1) Clean gas or liquid, especially lubricating oil products: When the flow measurement accuracy is high, a rotary flowmeter can be used. (2) Clean liquid with high viscosity, when more accurate flow measurement is required, when the range ratio is less than 10:1, an oval gear flowmeter can be used. (3) When the measurement accuracy is not high, an oval gear flowmeter can be used. When the crude oil contains particulate impurities, wax, or viscous crude oil, a scraper flowmeter should be used.
4.2.4 When the flow range is large, the drop is small, and the measurement accuracy is not high, vortex flowmeters, pitot tubes, thermistor sensor sonic flowmeters, and plug-in turbine flowmeters can be used.
4.3 Selection of pressure instruments
The pressure instrument range should comply with the following regulations
When measuring the most stable pressure, the normal operating pressure should be 1/3 to 2/3 of the range;
When measuring pulse pressure, the normal operating pressure should be 1/3 to 4.3 of the range. 1.3
When measuring medium and high pressure, the normal operating pressure shall not exceed 1/2 of the maximum range.
When measuring viscous and corrosive media, a pressure gauge with flange can be selected: when isolation measures are taken, a general pressure gauge should be selected. 4.3.3 Parallel high and low pressure switches should use pneumatic switches. 4.4 Selection of temperature instruments
The temperature instrument range shall comply with the following provisions: 4.4.1.1 The normal use scale of the temperature instrument shall be 20%-90% of the range; 4.4.1.2 The measurement value of the pressure thermometer shall be 1/2~-7 of the instrument measurement range.2 Square root scale range: The maximum flow rate should not exceed 95% of the full scale, the normal flow rate should be 70%→85% of the full scale, and the minimum flow rate should not be less than 30% of the full scale.
4.2.2 The selection of differential pressure flowmeter shall comply with the following provisions: 4.2.2.1 Standard throttling device shall be used for the measurement of general fluid. The selection of standard throttling device shall comply with the provisions of "Flow Measurement Throttling Device Using Orifice Plate, Nozzle and Venturi Tube to Measuring the Flow of Fluid Filling Circular Pipe". 4.2.2.2 Venturi tube may be selected if the following conditions are met: (1) Accurate measurement with low pressure loss is required; (the measured medium is dry gas or liquid; (3) The inner diameter of the pipeline is within the range of 100 to 800m; (4) The fluid pressure is within 1.0MPa.
4.2.2.3° Double orifice plate may be selected if the following conditions are met: (1) The measured medium is dry gas or liquid; 2) The Reynolds number is within the range of 3000 to 300000. 4.224 If the following conditions are met, 14 round sieves can be selected (1) the measured medium is clean gas or liquid (2) the micron number is >200～<100000. 4.2.2.5 If the following conditions are met, a round orifice plate can be selected (1) the measured medium may produce sediment before and after the plate (2) the pipeline must be horizontal or inclined, 4.2.2.6 The pressure can be taken by angle connection or flange, and the whole process should adopt a unified pressure taking method.
4.2.2.7 The selection of differential pressure range should be determined according to the design calculation. Common differential ranges: 0～6kPa, 0-.10kPa.0~16kPa, 0-25kPa40kPa. 0- 60kPa.
4.2.2.8 The selection of special differential pressure flowmeters shall meet the following requirements: (1) Flow measurement of saturated steam with a measurement accuracy not higher than level 2.5: steam flowmeter is recommended. (2) Measuring the small flow of clean liquid, gas and steam without suspended matter: built-in orifice flowmeter is recommended. (3) For the measurement of small flow of clean liquid, gas and steam requiring on-site display, ordinary rotor flowmeter (area flowmeter) can be selected. 4.2.3 Turbine flowmeter and volumetric flowmeter The selection of flowmeters shall comply with the following provisions: 4.2.3.1 Flow measurement of clean gas and clean liquid: When the measurement accuracy is high and the range ratio is not greater than 10:1, a turbine flowmeter can be used. 4.2.3.2 The selection of volumetric flowmeters shall comply with the following requirements (1) Clean gas or liquid, especially lubricating oil products: When the flow measurement accuracy is high, a rotary flowmeter can be used. (2) Clean liquid with high viscosity, when more accurate flow measurement is required, when the range ratio is less than 10:1, an oval gear flowmeter can be used. (3) When the measurement accuracy is not high, an oval gear flowmeter can be used. When the crude oil contains particulate impurities, wax, or viscous crude oil, a scraper flowmeter should be used.
4.2.4 When the flow range is large, the drop is small, and the measurement accuracy is not high, vortex flowmeters, pitot tubes, thermistor sensor sonic flowmeters, and plug-in turbine flowmeters can be used.
4.3 Selection of pressure instruments
The pressure instrument range should comply with the following regulations
When measuring the most stable pressure, the normal operating pressure should be 1/3 to 2/3 of the range;
When measuring pulse pressure, the normal operating pressure should be 1/3 to 4.3 of the range. 1.3
When measuring medium and high pressure, the normal operating pressure shall not exceed 1/2 of the maximum range.
When measuring viscous and corrosive media, a pressure gauge with flange can be selected: when isolation measures are taken, a general pressure gauge should be selected. 4.3.3 Parallel high and low pressure switches should use pneumatic switches. 4.4 Selection of temperature instruments
The temperature instrument range shall comply with the following provisions: 4.4.1.1 The normal use scale of the temperature instrument shall be 20%-90% of the range; 4.4.1.2 The measurement value of the pressure thermometer shall be 1/2~-7 of the instrument measurement range.
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