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GB/T 44045-2024Rotary pumps for petroleum, petrochemical and natural gas industries (English PDF)

石油、石化和天然气工业用转子泵

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

May 28, 2024

Implementation date

December 1, 2024

Scope

GB/T 44045-2024 is the English-translated version of 石油、石化和天然气工业用转子泵.

GB/T 44045-2024 is the Chinese standard "Rotary pumps for petroleum, petrochemical and natural gas industries". Its scope clause reads: This document specifies the technical requirements for rotor pumps (gear pumps, screw pumps, cam pumps, vane pumps) and units for the petroleum, petrochemical and natural gas industries.

It describes the requirements for test and auxiliary equipment, specifies technical data, packaging, transportation and storage, and gives Types and classifications of rotor pumps specified in technical regulations.

This document applies to the design of rotor pumps (gear pumps, screw pumps, cam pumps, vane pumps) and units for the petroleum, petrochemical and natural gas industries. Manufacturing, installation, use, maintenance and management.

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Document preview — GB/T 44045-2024

National Standard of the People's Republic of China

ICS: 23.080
Classification: J 71

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Preface
1 Scope
2 Normative references
3 Terms and definitions
4 Types and classifications
5 Technical Requirements
5.1 Design requirements
5.2 Pressure-bearing parts and pressure-bearing connections
5.3 Shell connection port
5.4 Nozzle
5.5 Auxiliary connectors
5.6 Flange
5.7 External forces and moments at the nozzle
5.8 Rotating parts
5.9 Materials
6 Auxiliary equipment
6.1 Drive device
6.2 Coupling and protective cover
6.3 Belt drive
6.4 Base
6.5 Pressure limiting valve
6.6 Control and Instrumentation
6.7 Auxiliary pipeline
6.8 Pulse and vibration control requirements for multiphase mixed pump skid-mounted systems
6.9 Special tools
7 Testing and Inspection
7.1 General
7.2 Check
7.3 Test
8 Data
8.1 General
8.2 Technical Solution
8.3 Contract Information 28
9 Packaging, transportation and storage 29
9.1 Signs and Logos
9.2 Packaging
9.3 Transport
Appendix A (Informative) Classification and Definition of Pumps
A.1 Classification of pumps
A.2 Vane pump
A.3 Cam pump
A.4 External gear pump
A.5 Internal gear pump
A.6 Single screw pump
A.7 Multi-screw pump
Appendix B (Informative) Rotor Pump Data Sheet
Appendix C (Informative) Typical piping and instrument flow chart for multiphase mixed pump skid-mounted system
Appendix D (Informative) Pulsation and Vibration Control Technology
D.1 Definition of Design Analysis
D.2 Analytical methods 1
D.3 Analysis method 2 (acoustic simulation)
D.4 Mechanical inspection and pipeline constraint analysis
D.5 Maximum allowable pulsation value
D.6 Ratio of inlet pressure to liquid saturated vapor pressure
D.7 Pressure limiting valve (PLV) protection
D.8 Pipeline system mechanical natural frequency margin requirements
Appendix E (Informative) Inspector's Checklist
E.1 Inspector inspection level requirements
E.2 Inspector's inspection mark
Appendix F (Informative) NPSH and Net Positive Suction Pressure
F.1 General Principles
F.2 Calculation of effective net positive suction pressure
F.3 Calculation of effective NPSH
Appendix G (Informative) Drawings and Technical Data Requirement Table
G.1 Overview
G.2 Detailed description of drawings and materials provided by the seller
Appendix H (Informative) Comparison table of flange standards and nominal pressure grades
Appendix I (Informative) Comparison table of main materials for pump parts and piping materials
Reference

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting.

1 Scope

This document specifies the technical requirements for rotor pumps (gear pumps, screw pumps, cam pumps, vane pumps) and units for the petroleum, petrochemical and natural gas industries.

This document applies to the design of rotor pumps (gear pumps, screw pumps, cam pumps, vane pumps) and units for the petroleum, petrochemical and natural gas industries.

Manufacturing, installation, use, maintenance and management.

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document.

For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to this document.

GB/T 193 Common thread diameter and pitch series GB/T 196 Basic dimensions of common threads GB/T 197 Common thread tolerances GB/T 229 Charpy pendulum impact test method for metallic materials GB/T 755 Ratings and performance of rotating electrical machines GB/T 1047 Definition and selection of nominal sizes of piping components GB/T 1095 Cross-sectional dimensions of keyways GB/T 2516 Limit deviations of common threads GB/T 3215 Centrifugal pumps for petroleum, petrochemical and natural gas industries GB/T 3836.1 Explosive atmospheres Part 1: General requirements for equipment GB/T 4604.1 Rolling bearing clearance Part 1: Radial clearance of radial bearings GB/T 5868 Rolling bearing installation dimensions GB/T 6391 Dynamic load rating and rated life of rolling bearings GB/T 7306.1 55° sealing pipe thread Part 1: Cylindrical internal thread and conical external thread GB/T 7306.2 55° sealing pipe thread Part 2: Conical internal thread and conical external thread GB/T 7307 55° non-sealed pipe thread GB/T 8196 Mechanical safety guards - General requirements for the design and manufacture of fixed and movable guards GB/T 8923.1 Surface preparation of steel before coating - Visual assessment of surface cleanliness - Part 1: Uncoated steel Rust level and treatment level of steel surface after surface and complete removal of existing coatings GB/T 9124.1 Steel pipe flanges Part 1: PN series GB/T 9124.2 Steel pipe flanges Part 2: Class series GB/T 9144 Ordinary Thread Preferred Series GB/T 9145 Limit dimensions of medium precision and preferred series of common threads GB/T 9239.1 Mechanical vibration steady-state (rigid) rotor balancing quality requirements Part 1: Specification and balance tolerance inspection GB/T 10095.2 Cylindrical gears ISO tooth surface tolerance classification system Part 2: Definition and allowable value of radial composite deviation

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 66 pages — is available in the English PDF.

Referenced standards

Normative references

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