CASE HISTORY

AVR Voltage Regulator Retrofit

APPLICATION:

Power-plant electrical synchronous generator

ACTIVITY:

“Turn-key” on-site replacement of analogical voltage regulator with digital voltage regulator

FEATURES

On-site
Workshop
Revision
Repair
Rewinding
Installation
Commissioning
Reverse engineering
Technical selection
Diagnostic
Generators
Motors
Electronic

THE CHALLENGE

Survey on existing panels
Reverse engineering
Digital AVR Selection
AVR test on test-bench
Design of panel adaptation
Collection of generator parameters
Existing AVR dismounting
Installation of new AVR
Electrical connections
Documentation
AVR Configuration and Tuning
Commissioning

THE CHALLENGE

Activities on AVR and generators with many decades of operation-life
Lack of documentation and reverse engineering needs
Data collection on analogical AVR
Adaptation of existing panels
Limitation of the down-time period of the generator
Engagement of high qualified engineers on-site
AVR selection
Fast availability of digital AVR in stock
AVR configuration and tuning and generator Commissioning

Panels adaptation and wiring

Replacement on the generator

New documentation and wiring diagrams

Final Report

Engineering & Services Italy S.r.l.

Headquarters:
Via Bergamaschi 9 – 11
fraz. San Nicolò
29010 Rottofreno (PC)
ITALIA

info@esiserviceitaly.it

+39 0523 173 5901