HOME   Cart(0)   Quotation   About-Us Policy PDFs Standard-List
www.ChineseStandard.net Database: 189760 (18 Oct 2025)

GB/T 22581-2024 English PDF

US$839.00 · In stock
Delivery: <= 6 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 22581-2024: Fundamental technical requirements for Francis pump-turbines
Status: Valid

GB/T 22581: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 22581-2024English839 Add to Cart 6 days [Need to translate] Fundamental technical requirements for Francis pump-turbines Valid GB/T 22581-2024
GB/T 22581-2008English1319 Add to Cart 6 days [Need to translate] Fundamental technical requirements for Francis pump-turbine Obsolete GB/T 22581-2008

PDF similar to GB/T 22581-2024


Standard similar to GB/T 22581-2024

GB/T 14478   GB/T 15468   GB/T 14478   GB/T 28572   

Basic data

Standard ID GB/T 22581-2024 (GB/T22581-2024)
Description (Translated English) Fundamental technical requirements for Francis pump-turbines
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard K55
Classification of International Standard 27.140
Word Count Estimation 42,419
Date of Issue 2024-05-28
Date of Implementation 2024-12-01
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 22581-2024: Fundamental technical requirements for Francis pump-turbines

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 27:140 CCSK55 National Standards of People's Republic of China Replace GB/T 22581-2008 Basic technical requirements for mixed flow pump turbine Released on 2024-05-28 2024-12-01 implementation State Administration for Market Regulation The National Standardization Administration issued

Table of Contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 2 3:1 Pumped Storage Power Station Reservoir Water Level 2 3:2 Power station gross head/gross lift 3 3:3 Head and lift 3 3:4 Traffic 5 3:5 Speed 6 3:6 Power and torque 7 3:7 Efficiency 9 3:8 Nominal diameter of runner 10 3:9 Cavitation, erosion, and wear 11 3:10 Pump-turbine model test 13 3:11 Pressure pulsation 14 3:12 S zone margin 15 3:13 Hump area margin 15 3:14 Hydraulic vibration 16 3:15 Dynamic and static interference 16 3:16 Phase resonance 16 3:17 Operating conditions 16 4 Technical Requirements16 4:1 General requirements 16 4:2 Structure and materials of main components 19 5 Performance Guarantee 23 5:1 Frequency Range 23 5:2 Warranty Period23 5:3 Steady-state hydraulic performance 23 5:4 Pump-turbine operation stability 24 5:5 Unit hydraulic transition process 24 5:6 Guide vane leakage 24 5:7 Noise 24 5:8 Forward and reverse water thrust 25 5:9 Reliability Index 25 6 Scope of supply and spare parts 25 6:1 Scope of supply 25 6:2 Spare parts 25 7 Data and drawings 25 7:1 Delivery time and quantity 25 7:2 Main Content 25 8 Factory inspection and testing 26 9 Nameplate, packaging, transportation and storage 27 9:1 Nameplate 27 9:2 Packaging and transportation 28 9:3 Storage 28 10 Installation, operation, maintenance and acceptance test 28 10:1 Installation and commissioning 28 10:2 Operation and Maintenance 28 10:3 Acceptance test 28 Appendix A (Informative) Instrumentation and Automation Components for Pump-Turbine Equipment 30 Appendix B (Informative) Pump Turbine Spare Parts and Components 32 Reference 33

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: This document replaces GB/T 22581-2008 "Basic Technical Requirements for Mixed Flow Pump Turbines" and is consistent with GB/T 22581-2008: In addition to structural adjustments and editorial changes, the main technical changes are as follows: a) The terms "upper reservoir check flood level", "lower reservoir check flood level", "lower reservoir normal high water level" and "weighted average head" have been deleted: (See 3:1:1, 3:1:6, 3:1:9, 3:3:4 of the:2008 edition); b) The definitions of head and lift have been changed (see 3:3, 3:3 of the:2008 edition); c) Added the terms "abnormally low head", "S zone margin", "hump zone margin", "hydraulic excitation", "dynamic and static interference", "phase resonance", "normal "Operating conditions", "transition conditions" and "special conditions" (see 3:3:5, 3:12~3:16, 3:17:1, 3:17:2, 3:17:3); d) The relevant definitions of efficiency have been changed (see 3:7, 3:7 of the:2008 edition); e) The relevant definitions of pressure pulsation have been changed (see 3:11, 3:11 of the:2008 edition); f) The description of bolt prestressing requirements has been changed (see 4:2:2:6, 4:2:2:6 of the:2008 edition); g) Changed "pressurized water supply system" to "pressurized water system" and updated the relevant content (see 4:2:4, 4:2:4 of the:2008 edition); h) Added that under the nominal frequency of the power grid, the margin of the turbine operating condition in the S zone should not be less than 0:06×Hgmin 8m (see 5:4:1); i) Added requirements on the effects of hydraulic excitation, dynamic-static interference, and phase resonance on operational stability (see 5:4:5); j) Deleted some clauses of "Vibration" and incorporated its related requirements into "Pump Turbine Operation Stability" (see 5:4:6~5:4:9,:2008 Version 5:5); k) The relevant contents of the vertical and horizontal vibration values of the top cover have been changed (see Table 2, Table 2 of the:2008 edition); l) The guide vane leakage requirements have been changed (see 5:6, 5:7 of the:2008 edition); m) The noise requirements have been changed (see 5:7 and 5:8 of the:2008 edition); n) Changes to the scope of supply and spare parts, data and drawings, factory inspection and testing, nameplates, packaging, transportation and storage, installation, transportation Implementation, maintenance and acceptance test (see Chapter 6 to Chapter 10, Chapter 6 to Chapter 10 of the:2008 edition): Please note that some of the contents of this document may involve patents: The issuing organization of this document does not assume the responsibility for identifying patents: This document was proposed by the China Electrical Equipment Industry Association: This document is under the jurisdiction of the National Technical Committee for Standardization of Hydraulic Turbines (SAC/TC175): This document was drafted by Harbin Electric Machinery Factory Co:, Ltd:, China Power Construction Group East China Survey and Design Institute Co:, Ltd:, Dongfang Electric Corporation of China Electric Corporation, Shanghai Voith Hydro Equipment Co:, Ltd:, China Institute of Water Resources and Hydropower Research, China Southern Power Grid Energy Storage Co:, Ltd:, State Grid New Energy Holdings Co:, Ltd: Pumped Storage Technology and Economic Research Institute, China Power Construction Group Central South Survey and Design Institute China Hydropower Corporation, China Power Engineering Group Beijing Surveying and Design Institute Co:, Ltd:, State Grid Xinyuan Holdings Co:, Ltd: Company, Huadian Electric Power Research Institute Co:, Ltd:, and China Power Engineering Group Chengdu Surveying and Design Institute Co:, Ltd: The main drafters of this document are: Dai Ran, Chen Shunyi, Chang Xibing, Wang Wei, Zheng Yingxia, Wang Lunqi, Lin Youqing, Zhang Haiping, Yang Xiaolong, Zhang Fei, Wu Zhijun, Zhang Peng, Yi Zhongyou, Meng Peng, Wang Quanlong, Hu Qingjuan, Zhang Jianguang, Liu Xia, Liu Tingting, Jiang Dengyun, You Chao, Wang Lei: The previous versions of this document and the documents it replaces are as follows: ---First published in:2008 as GB/T 22581-2008; ---This is the first revision: Basic technical requirements for mixed flow pump turbine

1 Scope

This document specifies the technical requirements, performance guarantee, scope of supply and spare parts, data and drawings, engineering The basic technical conditions for factory inspection and testing, as well as the requirements for nameplate, packaging, transportation and storage, installation, operation, maintenance and acceptance testing: This document is applicable to the research and development, design, manufacturing, installation, commissioning, operation and maintenance of single-stage mixed flow pump turbines: It is used for reference by machines, diagonal flow pump turbines and variable speed mixed flow pump turbines:

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 150 Pressure Vessels GB/T 191 Pictorial markings for packaging, storage and transportation GB/T 2900:45 Electrical terminology - Hydraulic machinery and equipment for hydropower stations GB/T 3323:1 Non-destructive testing of welds - Radiographic testing - Part 1: Film techniques for X-ray and gamma-rays GB/T 8564 Technical specification for installation of hydro-generator sets GB/T 9239:1 Mechanical vibration steady-state (rigid) rotor balancing quality requirements Part 1: Specification and balance tolerance inspection GB/T 9797 Metallic and other inorganic coatings Nickel, nickel-chromium, copper-nickel and copper-nickel-chromium electroplated coatings GB 11120 Turbine Oil GB/T 11345 Ultrasonic testing technology, testing levels and assessment for non-destructive testing of welds GB/T 11805 Basic technical requirements for automation components (devices) and systems of hydro-generator sets GB/T 15468 Basic technical requirements for hydraulic turbines GB/T 15469:2 Cavitation erosion assessment of hydraulic turbines, storage pumps and pump-turbines Part 2: Cavitation erosion assessment of storage pumps and pump-turbines Corrosion Assessment GB/T 15613 Acceptance test of hydraulic turbines, storage pumps and pump-turbine models GB/T 17189 Specification for field testing of vibration and pulsation of hydraulic machinery (turbines, storage pumps and pump turbines) GB/T 18482 Start-up and trial operation procedures for reversible pumped storage units GB/T 20043 Specification for on-site acceptance test of hydraulic performance of turbines, storage pumps and pump-turbines GB/T 28546 Specification for packaging, transportation and storage of large and medium-sized hydropower units GB/T 32894 Technical Guidelines for Operation Mode Conversion of Pumped Storage Units DL/T 293 Pumped Storage Reversible Pump Turbine Operating Procedure JB/T 1270 Technical requirements for main shaft forgings of turbines and hydro-generators JB/T 7349 Stainless steel turbine blade castings JB/T 10264 Francis turbine welded runner upper crown and lower ring castings NB/T 35035 Technical regulations for the design of hydraulic machinery auxiliary equipment systems in hydropower plants NB/T 47013:2 Nondestructive testing of pressure equipment Part 2: Radiographic testing NB/T 47013:3 Nondestructive testing of pressure equipment Part 3: Ultrasonic testing

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 22581-2024_English be delivered?

Answer: Upon your order, we will start to translate GB/T 22581-2024_English as soon as possible, and keep you informed of the progress. The lead time is typically 4 ~ 6 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 22581-2024_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 22581-2024_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to [email protected]. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB/T 22581-2024?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 22581-2024 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.