Service experience for Everllence B&W ME-LGIM engines/Опыт эксплуатации двигателей Everllence B&W ME-LGIM

Издание на английском языке
This book is a technical guide to LGIM engine components and technology, focusing on the G50-LGIM-W and G95-LGIM models. It details their operational features, including Tier III operations, and addresses aspects related to nozzle fatigue and damage, as well as test and operational data analysis. Special attention is given to design improvements, such as impact shaft materials, fuel changeover systems, and new components, which enhance engine efficiency, reliability, and safety. The book concludes with key findings and recommendations, along with an explanation of abbreviations and terminology used.

Contents
1. Introduction
2. LGIM engine components
3. Tier III operation of G50-LGIM-W engine
3.1. Fatigue damage of nozzles
3.2. Continuous design and test initiatives
4. G50-LGIM engine technology
4.1. Cut-off shaft material
5. Service tests and data analysis
5.1. Service tests of heat-shielded nozzle
5.2. Data analysis
5.3. Result of service tests
6. G95-LGIM engine technology
6.1. Updated deaeration point on hydraulic high-pressure pipe
6.2. Improved fuel changeover with sequential methanol filling
6.3. Redesigned connection piece with distance piece
6.4. Blow-off valve updated with higher closing pressure
6.5. G95-LGIM nozzle service tests
7. Conclusion
8. Acronyms and abbreviations