ДСТУ EN IEC 60034-33:2022 Машини електричні обертові. Частина 33. Синхронні гідрогенератори, охоплюючи мотор-генератори. Особливі вимоги (EN IEC 60034-33:2022, IDT; IEC 60034-33:2022, IDT)



ДСТУ EN IEC 60034-33:2022
(EN IEC 60034-33:2022, IDT; IEC 60034-33:2022, IDT)

Машини електричні обертові. Частина 33. Синхронні гідрогенератори,
охоплюючи мотор-генератори. Особливі вимоги

 

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

Contents

Foreword

1 Scope

2 Normative references

3 Terms and definitions

4 Site operation conditions

5 Ratings and parameters

5.1 Output

5.2 Rated voltage

5.3 Rated power factor

5.4 Rated speed

5.5 P-Q capability diagram

5.6 Voltage and frequency variations during operation

5.7 Efficiency and losses

5.8 Electrical parameters and time constants

5.9 Tolerances on reactance

5.10 Total harmonic distortion (THD)

5.11 Torques

6 Temperature

6.1 Temperature rise

6.2 Measurements for the stator winding

6.3 Measurements for the stator core

6.4 Correction due to deviation from reference operation

6.5 Bearing temperature

7 Operating performances and electrical connections

7.1 Special operational requirements

7.2 Connection to grid

7.3 Starting of motor-generator

7.4 System earthing

7.5 Neutral point leads

7.6 Rotating direction and phase sequence

7.7 Stator winding

8 Winding insulation

8.1 Winding insulation performance

8.2 Voltage withstand tests

8.3 Breakdown test for insulation

8.4 Voltage endurance test for insulation

8.5 Thermal cycle test

8.6 Stator winding terminals

9 Mechanical performances and design

9.1 Rotating part mass moment of inertia

9.2 Maximum speed

9.3 Structural strength

9.4 Critical bending speed

9.5 Start and stop of motor-generators

9.6 Start and stop of hydrogenerators

9.7 Over speed

9.8 Fatigue verification

10 Core vibration

11 Noise

12 Basic structural requirements

12.1 General layout

12.2 Stator

12.3 Rotor

12.4 Structure tolerance

12.5 Bearings

13 Ventilation and cooling system

13.1 Cooling scheme

13.2 Redundancy on the design of coolers and motor fans

13.3 Cooling structure

14 Instrumentation required for protection and control

14.1 General

14.2 Stator and bearing temperature

14.3 Bearing vibration and shaft displacement

15 Condition monitoring of machines

15.1 General

15.2 Instrumentation required for condition monitoring

16 Marking

16.1 Information to be marked on machine nameplate

16.2 Repaired or refurbished machines

17 Factory and site tests

Annex A (informative) Special tools

Annex В (informative) Correction of measured windage losses on the machines

Annex C (informative) Correction of measured bearing losses for different oil bath temperatures

Annex D (informative) Scope of supply

Annex E (informative) Test run and guaranteed period

Annex F (informative) Test items

Annex G (informative) Condition monitoring

Bibliography