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JB/T 8091-2014Test Method for Screw Pumps (English PDF)

螺杆泵试验方法

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

July 9, 2014

Implementation date

November 1, 2014

Scope

JB/T 8091-2014 is the English-translated version of 螺杆泵试验方法.

JB/T 8091-2014 is the Chinese standard "Test Method for Screw Pumps". Its scope clause reads: This standard specifies the test terms, definitions and symbols, test types and test items, test implementation, test conditions and measuring methods for screw pumps.

This standard is applicable to the test and acceptance of single screw pump, double screw pump, three screw pump and five screw pump (hereinafter referred to as the “pump”) products. Its clauses include terms, definitions and symbols.

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Document preview — JB/T 8091-2014

National Standard of the People's Republic of China

ICS: 23.080
Replacing: JB/T 8091-1998

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

Foreword i
1 Scope
2 Normative references
3 Terms, definitions and symbols
3.1 Terms and definitions
3.2 Symbols
4 Test types and items
4.1 End-of-manufacturing test
4.2 Type test
4.3 Special test
5 Test implementation
5.1 General requirements
5.2 Operation test
5.3 Valve test
5.4 Performance test
5.5 Cavitation test
5.6 Vibration test
5.7 Noise test
5.8 Other tests
6 Test conditions
6.1 Test medium
6.2 Test speed
6.3 Test device
6.4 Test system
6.5 Uncertainty of measuring system
6.6 Total uncertainty of measurement
6.7 Operation stability
7 Measuring method
7.1 Measurement of flow rate
7.2 Measurement of pressure
7.3 Measurement of speed
7.4 Measurement of shaft power
7.5 Measurement of temperature
7.6 Measurement of viscosity
Annex A (Informative) Performance test record sheet for screw pumps
Annex B (Informative) Performance curve of screw pumps
Annex C (Informative) Calculation and conversion of performance parameters

1 Scope

This standard specifies the test terms, definitions and symbols, test types and test items, test implementation, test conditions and measuring methods for screw pumps.

This standard is applicable to the test and acceptance of single screw pump, double screw pump, three screw pump and five screw pump (hereinafter referred to as the “pump”) products.

2 Normative references

The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.

GB/T 265 Petroleum products - Determination of kinematic viscosity and calculation of dynamic viscosity

GB/T 1032 Test procedures for three-phase induction motors

GB/T 1311 Test procedure for direct current machines

GB/T 3214 Methods for measurement of capacity of pump

GB/T 3216 Rotodynamic pumps - Hydraulic performance acceptance tests - Grades 1, 2 and 3

GB/T 29529 Methods of measuring and evaluating noise of pumps

GB/T 29531 Methods of measuring and evaluating vibration of pumps

3 Terms, definitions and symbols

3.1 Terms and definitions

For the purposes of this document, the terms and definitions established in GB/T 3216 and the following apply.

3.1.1 rated pressure

the difference between the outlet pressure and the inlet pressure of the pump under the rated condition

3.1.2 overall pressure

the difference between the measured outlet pressure and the inlet pressure of the pump

3.1.3 outlet working pressure

the outlet pressure of the pump under the rated condition

3.2 Symbols

For the purposes of this standard, symbols, names and units specified in Table 1 apply.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Normative references

Cited by

Similar standards

JB/T 8645-2011|GB/T 10886-2019

Editions of JB/T 8091

Edition	Title	Revision	Status
JB/T 8091-2014	Test Method for Screw Pumps	current edition	Current
JB/T 8091-1998	Test Method for Screw Pumps	previous edition	Superseded

This page sells the current edition, JB/T 8091-2014. Earlier editions are listed for reference only.

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