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GB/T 48053-2026Test methods of dynamic pressure measurement (English PDF)

动态压力测量方法

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

July 30, 2026

Implementation date

February 1, 2027

Scope

GB/T 48053-2026 is the English-translated version of 动态压力测量方法.

GB/T 48053-2026 is the Chinese standard "Test methods of dynamic pressure measurement". Its scope clause reads: This document describes the measurement method for dynamic pressure parameters in the range of -0.1 MPa to 1,000 MPa.

This document applies to the measurement of the dynamic response characteristics of a dynamic pressure sensor or dynamic pressure measurement system. Its clauses include terms and definitions.

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Document preview — GB/T 48053-2026

National Standard of the People's Republic of China

ICS: 17.100
Classification: N 11

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

1.Scope1
2 Normative references1
3.Terms and Definitions1
4.Test conditions2
4.1 Environmental conditions2
4.2 Placement time2
4.3 Electrical connection method2
4.4 Preheating time2
4.5 Installation Method2
5.Test System3
5.2 Standard Dynamic Pressure Generator3
5.3 Standard Pressure Sensor3
5.4 Signal Conditioner4
5.5 Excitation Power Supply4
5.6 Data Acquisition System4
6.1 Test Principles4
6.2 Shock Tube Device4
6.3 Quick-opening valve device6
6.4 Negative Step Device8
6.5 Sine wave apparatus8
6.6 Pulse Device9
7 Data Calculation and Processing10
References11

1 Scope

This document describes the measurement method for dynamic pressure parameters in the range of -0.1 MPa to 1,000 MPa.

This document applies to the measurement of the dynamic response characteristics of a dynamic pressure sensor or dynamic pressure measurement system.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are listed below.

For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.

This document.

GB/T 8170-2008 Rules for rounding off numerical values and the representation and determination of limiting values

JJF 1008-2008 Terminology and Definitions for Pressure Measurement

3 Terms and Definitions

3.1 dynamic pressure

Within the field of study, pressure changes over time.

[Source. JJF 1008-2008, 1.9]

3.2 dynamic pressure transducer

A sensor for measuring dynamic pressure.

[Source. JJF 1008-2008, 10.1]

3.3 dynamic pressure measurement system

A system for measuring dynamic pressure, consisting of a dynamic pressure sensor, a matching signal conditioner, and a data acquisition unit.

[Source. JJF 1008-2008, 10.6]

3.4 Dynamic response characteristics

The dynamic characteristics of the output of a pressure sensor or pressure measurement system under periodic or non-periodic signal excitation.

[Source. JJF 1008-2008, 10.7]

3.5 Step excitation method

Applying a sudden, instantaneous signal with constant amplitude to a dynamic pressure sensor or dynamic pressure measurement system...

3.6 sinusoidal excitation method

A sinusoidal excitation signal with constant amplitude and continuously varying frequency is applied to a dynamic pressure sensor or dynamic pressure measurement system, and the result is analyzed.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 17 pages — is available in the English PDF.

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