ДСТУ EN 12082:2022 Железнодорожный транспорт. Буксы. Испытания эффективности (EN 12082:2017 + A1:2021, IDT)

ДСТУ EN 12082:2022
(EN 12082:2017+A1:2021, IDT)

Залізничний транспорт. Букси. Випробування ефективності

 
     
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

European foreword

Introduction

1 Scope

2 Normative references

3 Terms and definitions

4 Symbols and abbreviations

5 Test specification

5.1 General requirements

5.2 Test specification content

5.2.1 General

5.2.2 Rig tests

5.2.3 Field test

6 Water tightness test

7 Rig performance test

7.1 General

7.2 Test execution

7.2.1 Test rig

7.2.2 Test parameters

7.3 Carrying out the test

7.3.1 Pre-test

7.3.2 Performance test

7.4 Acceptance criteria

7.4.1 Results obtained during the test

7.4.2 Results obtained after the test

7.5 Performance test report

8 Field test

8.1 General

8.2 Carrying out the test

8.3 Test parameters

8.4 Acceptance criteria

8.4.1 Results to be obtained at intermediate inspections during the test

8.4.2 Results to be obtained after the test

8.5 Field test report

Annex A (normative) Rig performance test

A.1 Schematic examples of test rigs

A.2 Temperature measurements

A.3 Grease sampling zones

A.4 Definition of forces

A.5 Definition of test cycles

A.5.1 Speed Classes and cumulative distances for testing

A.5.2 Conditions for sequenced tests

A.5.3 Particular conditions for similar rolling bearing(s), grease or box housing

A.6 Graphical presentation of test cycles

A.7 Temperature criteria

A.8 Mechanical and physico-chemical acceptance criteria

A.8.1 Mechanical criteria

A.8.2 Physico-chemical criteria

A.9 Reference to existing approval results

A.9.1 General

A.9.2 Preconditions for applicability of existing results

Annex B (informative) Sequenced performance tests

B.1 General

B.2 High Speed Train example

B.3 Passenger train example

B.4 Freight train example

B.5 Peri-urban train example

Annex C (normative) Water tightness test

C.1 General

C.2 Test conditions

C.3 Test procedure

C.4 Pass/fail criterion

C.5 Test report

C.6 Sketches

C.6.1 Classic application

C.6.2 Application with dynamic seals on both sides of the axlebox

Annex D (informative) Temperature evaluation examples

D.1 General

D.2 Nomenclature

D.3 Criterion A

D.4 Criterion B

D.5 Criterion C

D.6 Criterion D

D.7 Criterion E1

D.8 Criterion E2

Bibliography