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GB/T 10869-2008: Control valves for power station
Status: Valid GB/T 10869: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 10869-2008 | English | 419 |
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3 days [Need to translate]
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Control valves for power station
| Valid |
GB/T 10869-2008
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| GB 10869-1989 | English | 399 |
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3 days [Need to translate]
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Specifications of control valves for fossil power stations
| Obsolete |
GB 10869-1989
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PDF similar to GB/T 10869-2008
Basic data | Standard ID | GB/T 10869-2008 (GB/T10869-2008) | | Description (Translated English) | Control valves for power station | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J98 | | Classification of International Standard | 27.100; 23.060.30 | | Word Count Estimation | 18,130 | | Date of Issue | 2008-01-31 | | Date of Implementation | 2008-07-01 | | Older Standard (superseded by this standard) | GB 10869-1989 | | Quoted Standard | GB/T 1047; GB/T 1048; GB/T 4213; GB/T 12221; JB/T 3595; JB/T 5223; JB/T 8219 | | Regulation (derived from) | National Standard Approval Announcement 2008 No.2 (Total No.115) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the power station valve terminology, ordering requirements, performance requirements, technical requirements, inspection and testing, quality certificate, signs, packaging, storage and transportation requirements. This standard applies to thermal power generating units with a water system and fuel system control valve (control valve steam turbine governor systems are not within this range). | GB/T 10869-2008: Control valves for power station---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.
Control valves for power station
ICS 27.100; 23.060.30
J98
National Standards of People's Republic of China
Replacing GB 10869-1989
Power station valve
Posted 2008-01-31
2008-07-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Introduction Ⅲ
1 Scope 1
2 Normative references 1
3 Terms 1
4 Ordering claim 3
5 3 Performance Requirements
6 Technical requirements 4
7 Inspection and Test 4
8 quality certificate 5
9 signs, packaging, storage and transport 5
Appendix A (normative) Inspection Rule 6
Annex B (informative) Ordering Guide 7
Annex C (informative) Leakage Test Method 8
Annex D (informative) Measurement of the nominal flow coefficient 9
Annex E (informative) basic error, hysteresis, dead zone and the rated stroke deviation 13 Test Method
Foreword
This standard replaces GB 10869-1989 "power station valve technical conditions."
This standard compared with GB 10869-1989 main changes are as follows.
--- The standard name be changed to "control valve station";
--- Increased Normative References section of Lead and changes in the normative references (Chapter 2, 1989 edition and this edition);
--- According to GB/T 17213.1 "Industrial process control valves - Part 1. Control valve terminology and general principles" of the terminology has been revised and increased
Save (Chapter 3 1989 edition and this edition);
--- Increased the order requirements (Chapter 4 of this edition);
--- Increased performance requirements (Chapter 5 of this edition);
--- Revised technical requirements (Chapter 4 and Chapter 6 of this edition 1989 edition);
--- Modify the inspection and testing (Section 71989 edition Chapter 5 of this edition);
--- Increasing the quality certificate (Chapter 8 of this edition);
--- Modify the logo, packaging, storage and transport (Chapter 1989 edition of the first edition of 6 and 9);
--- Increased inspection rules (Excerpts Appendix A);
--- Increased adjustment valve Ordering guide (Excerpts of Appendix B);
--- Increased leakage test method (Excerpts Appendix C);
--- Rated flow coefficient increases the measurement of (Excerpts Appendix D);
--- Adds basic error, hysteresis, dead zone and the rated stroke deviation Test Method (Excerpts Appendix E).
Appendix A of this standard is a normative appendix, Appendix B, Appendix C, Appendix D, Appendix E is an information appendix.
This standard by the National Standardization Technical Committee of the boiler pressure vessel (SAC/TC262) and focal points.
This standard by the National Standardization Technical Committee of the boiler and pressure vessel boiler Technical Committee (SC1) organization revised.
This standard was drafted. Harbin Harbin Boiler Valve Co., Ltd., Shanghai Power Equipment Research Institute.
The main drafters of this standard. a new song, Zhang Rui, Wang Zeqing, Maxell Jun, Chen Xiubin.
This standard replaces the standards previously issued as follows.
--- GB 10869-1989.
Power station valve
1 Scope
This standard specifies the terms of the power station valve, ordering requirements, performance requirements, technical requirements, inspection and testing, quality certificate, logo,
Packaging, storage and transportation requirements.
This standard applies to thermal power generating units with a soft drink system and fuel system valve (steam turbine speed control system with a control valve is not within this range).
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 1047 pipe element DN (nominal size) of the definition and selection (GB/T 1047-2005, ISO 6708.1995, MOD)
GB/T 1048 conduit elements PN (nominal pressure) of the definition and selection (GB/T 1048-2005, ISO /CD7268.1996,
MOD)
GB/T 4213 pneumatic valve
GB/T 12221 metal valve structure length (GB/T 12221-2005, ISO 5752. 1982, MOD)
JB/T 3595 General Requirements Power Station Valve
JB/T 5223 industrial process control systems with long pneumatic actuators
JB/T 8219 industrial process measurement and control systems Electric Actuators
3 Terms
The following terms apply to this standard.
3.1
Process control system operated by the power means to regulate fluid flow. It consists of actuator and valve. In accordance with the implementing agencies
Signal the control system, changing the position of the throttle valve internal parts.
3.2
The signal is converted into a corresponding movement, change control means or mechanism regulating valve internal adjustment mechanism (orifice) position. The signal or
The driving force may be pneumatic, electric, hydraulic, or any combination thereof.
3.3
Actual rise regulating valve, the maximum deviation decline curve and a predetermined characteristic curves. With a valve rated travel percent
Numbers.
3.4
The maximum difference between the same input signal rises and falls between two values \u200b\u200bcorresponding stroke. With a valve rated travel percentage.
3.5
Input signal positive and negative changes in the direction of flow of the valve without causing any perceptible change in finite interval. Dead by adjusting the valve input
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