GB/T 5170.14-2023Inspection methods for environmental testing equipments—Part 14:Electrodynamic vibrating type system for vibration (sinusoidal) test (English PDF)

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting.

This document is Part 14 of GB/T 5170.GB/T 5170 has released the following parts.

---GB/T 5170.1-2016 Inspection methods for environmental testing equipment for electrical and electronic products Part 1: General principles;

---GB/T 5170.2-2017 Environmental test equipment inspection methods Part 2: Temperature test equipment;

---GB/T 5170.5-2016 Inspection methods for environmental testing equipment for electrical and electronic products Part 5: Humidity and heat testing equipment;

---GB/T 5170.8-2017 Environmental test equipment inspection methods Part 8: Salt spray test equipment;

---GB/T 5170.9-2017 Environmental test equipment inspection methods Part 9: Solar radiation test equipment;

---GB/T 5170.10-2017 Environmental test equipment inspection methods Part 10: High, low and low pressure test equipment;

---GB/T 5170.11-2017 Environmental test equipment inspection methods Part 11: Corrosive gas test equipment;

---GB/T 5170.13-2018 Inspection methods for environmental testing equipment Part 13: Mechanical vibration for vibration (sinusoidal) testing system; system;

---GB/T 5170.15-2018 Environmental test equipment inspection methods Part 15: Hydraulic vibration for vibration (sinusoidal) testing system;

---GB/T 5170.16-2018 Environmental test equipment inspection methods Part 16: Centrifuge for steady-state acceleration test;

---GB/T 5170.17-2005 Basic parameter verification method for environmental testing equipment for electrical and electronic products Low temperature/low pressure/humidity Thermal comprehensive sequential test equipment;

---GB/T 5170.18-2022 Environmental test equipment inspection methods Part 18: Temperature/humidity combined cycle test equipment;

---GB/T 5170.19-2018 Environmental test equipment inspection methods Part 19: Temperature, vibration (sinusoidal) comprehensive test equipment;

---GB/T 5170.20-2022 Inspection methods for environmental testing equipment Part 20: Water testing equipment;

---GB/T 5170.21-2023 Inspection methods for environmental testing equipment Part 21: Hydraulic vibration for vibration (random) testing system.

This document replaces GB/T 5170.14-2009 "Inspection Method for Basic Parameters of Environmental Test Equipment Vibration (Sinusoidal) Test with Electric Vibration" tower". Compared with GB/T 5170.14-2009, in addition to structural adjustments and editorial changes, the main technical changes are as follows.

---For ease of use, some terms and definitions in GB/T 5170.1 are repeatedly listed (see 3.3, 3.5);

---The inspection items have been changed, and the "rated parameters", "acceleration amplitude stability", "test system acceleration signal-to-noise ratio", "table magnetic flux leakage" and "radiation Delete the inspection items "Maximum sound pressure level of radiated noise", "Continuous working time" and "Table temperature"; modify "Table lateral vibration ratio" to "Transverse vibration ratio", change "frequency indication error" to "frequency indication error", change "frequency sweep fixed vibration accuracy" to "frequency sweep amplitude deviation" "Poor" (see Chapter 4, Chapter 4 of the 2009 edition);

--- Added requirements for expanded uncertainty of measuring instrument systems; according to GB/T 2423.10, no relevant requirements are specified for "test equipment" The inspection items are deleted from the document, and the requirements for relevant measuring instruments are deleted accordingly (see Chapter 5);

---For ease of use, the environmental conditions during specific inspections are listed (see 6.1);

---Deleted the relevant provisions of "inspection load" and "accelerometer" in the "General Provisions" (see 7.1 and 7.2 of the 2009 edition);

---Changed the calculation formula of "lateral vibration ratio" (see 7.3, 8.5 of the 2009 version);

---Added a chapter "Measurement Uncertainty" (see Chapter 8);

---According to the requirements of GB/T 5170.1, the contents of the inspection report are listed (see Chapter 9).

Introduction

GB/T 5170 "Environmental Test Equipment Inspection Methods" is mainly applicable to GB/T 2423 "Environmental Testing Part 2: Test Methods" The purpose of inspection of test equipment used in sub-standards and similar test method standards is to confirm whether the test equipment complies with the test method. requirements of the law. GB/T 5170 is intended to consist of the following parts.

---Part 1: General principles. The purpose is to stipulate common terms, inspection conditions, inspection cycles, etc. for environmental test equipment inspection. Require.

---Part 2: Temperature test equipment. The purpose is to specify the inspection methods of temperature (including low temperature, high temperature and temperature change) testing equipment and related requirements.

---Part 5: Damp heat test equipment. The purpose is to specify the inspection methods and related requirements for damp and heat test equipment.

---Part 8: Salt spray test equipment. The purpose is to specify the inspection methods and related requirements for salt spray test equipment.

---Part 9: Solar radiation test equipment. The purpose is to specify the inspection methods and related requirements for solar radiation test equipment.

---Part 10: High-low-temperature and low-pressure test equipment. The purpose is to specify high, low and low pressures (including low pressure, low temperature and low pressure and high pressure).

Temperature and low pressure) test equipment inspection methods and related requirements.

---Part 11: Corrosive gas testing equipment. The purpose is to specify the inspection methods and related requirements for corrosive gas testing equipment.

---Part 13: Mechanical vibration system for vibration (sinusoidal) testing. The purpose is to specify mechanical vibration for vibration (sinusoidal) testing Systematic inspection methods and related requirements.

---Part 14: Electric vibration system for vibration (sinusoidal) testing. The purpose is to specify electric vibration tables for vibration (sinusoidal) testing inspection methods and related requirements.

---Part 15: Hydraulic vibration system for vibration (sinusoidal) testing. The purpose is to specify hydraulic vibration for vibration (sinusoidal) testing Systematic inspection methods and related requirements.

---Part 16: Centrifuge for steady-state acceleration testing. The purpose is to specify the inspection methods of centrifuges for steady-state acceleration tests and related requirements.

---Part 17: Low temperature/low pressure/humid heat comprehensive sequential test equipment. The purpose is to specify the comprehensive sequence of low temperature/low pressure/humid heat Inspection methods and related requirements for test equipment.

---Part 18: Temperature/humidity combined cycle test equipment. The purpose is to specify the inspection of temperature/humidity combined cycle test equipment methods and related requirements.

---Part 19: Temperature, vibration (sinusoidal) comprehensive test equipment. The purpose is to specify the temperature and vibration (sinusoidal) comprehensive test equipment Inspection methods and related requirements.

---Part 20: Water testing equipment. The purpose is to specify the inspection methods and related requirements for water testing equipment.

---Part 21: Hydraulic vibration system for vibration (random) testing. The purpose is to specify hydraulic vibration tables for vibration (random) testing inspection methods and related requirements.

---Part 22: Reverberation field test equipment for acoustic and vibration testing. The purpose is to specify the inspection items of reverberation field test equipment for acoustic and vibration tests. Objectives, conditions, matrices, methods, result processing and time intervals.

The inspection methods given in this document are mainly used for inspection of electrodynamic vibration systems for vibration (sinusoidal) tests used in GB/T 2423.10.

The electric vibration system for vibration (sinusoidal) testing is an environmental testing equipment used to generate vibration (sinusoidal) excitation and is used to pre-test the test piece.

Vibration (sinusoidal) test under specified conditions, its inspection method is the basic means of quality characterization, and a reliable and consistent inspection method is to make the inspection data comparable Sexual guarantee. According to the test requirements of GB/T 2423.10, the document specifies the inspection methods of electric vibration systems for vibration (sinusoidal) tests. Regulation.

1 Scope

This document specifies the characteristics requirements, measuring instruments, and measuring Uncertainty, inspection load, inspection conditions, inspection methods, inspection results, inspection cycle, etc.

This document is applicable to the inspection of vibration systems for vibration testing in GB/T 2423.10. For inspections of similar test equipment, please refer to this document.

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document.

GB/T 5170.1 Inspection methods for environmental testing equipment for electrical and electronic products Part 1: General principles

JJF1059.1 Evaluation and expression of measurement uncertainty

3 Terms and definitions

The terms and definitions defined in GB/T 5170.1 and the following apply to this document.