GB/T 30141-2013Fundamental technical requirements for ring gate of hydraulic turbines (English PDF)
水轮机筒形阀基本技术条件
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
December 17, 2013
Implementation date
May 14, 2014
Scope
GB/T 30141-2013 is the English-translated version of 水轮机筒形阀基本技术条件.
GB/T 30141-2013 is the Chinese standard "Fundamental technical requirements for ring gate of hydraulic turbines". Its scope clause reads: This standard specifies the basic technical conditions and model designation of Turbine Cylinder valves.
This standard applies to nominal diameter 3000mm above the cylindrical valve. Its clauses include terms and definitions.
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Document preview — GB/T 30141-2013
National Standard of the People's Republic of China
- ICS
- 27.140
- Classification
- K 55
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 3.1 Cylinder Valve nominal diameter
- 3.2 Maximum static head
- 3.3 The maximum hydrostatic pressure
- 3.4 The maximum transient pressure
1 Scope
This standard specifies the basic technical conditions and model designation of Turbine Cylinder valves.
This standard applies to nominal diameter 3000mm above the cylindrical valve.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB 150 (all parts) pressure vessel
GB/T 191 Packaging - Pictorial signs
GB/T 8564 Specification for installation of hydro-generating unit
GB/T 2900.45 Electrotechnical terminology Hydropower Plant Equipment
Quality turbine oil operation GB/T 7596 Power Plant
GB/T 28546 and medium-sized hydropower units packaging, transport and storage specifications
ISO 4406 Hydraulic Fluid Cleanliness Standards (Hydraulicfluidpower-Fluids-Mothodforcodingthelevelof contaminationbysolidparticles)
ASMESECTION-VIII-1 Boiler and Pressure Vessels Section VIII Volume Volume 1. Rules for Construction of Pressure Vessels (Boilerandpres- surevesselcode-2010EditionVIII-Rulesforconstructionofpressurevesselsdivision1)
3 Terms and Definitions
GB/T 2900.45, and the definition of the following terms applies to this document.
3.1 Cylinder Valve nominal diameter
Tubular valve outer diameter in millimeters (mm).
3.2 Maximum static head
Hst
After the cylindrical valve is closed, the water column horizontal centerline water guide to the highest water level upstream of the formed high in meters (m).
3.3 The maximum hydrostatic pressure
pc
After the cylindrical valve is closed, the horizontal centerline water guide to the maximum water level upstream pressure is formed, in megapascals (MPa).
3.4 The maximum transient pressure
pmmax
During the transition, the maximum gauge pressure in the water guide produced at the horizontal center line, in megapascals (MPa).
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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