02 于海波 机组大型化-变桨及主轴轴承关键技术应对策略-1203.pdf

1、Unit Upscaling转动中国转动中国 推动世界推动世界1机组大型化下轴承面临的难题Bearings Technical Challenges in Unit Upscaling2轴承关键技术突破应对策略ResponseStrategiesforBreakthroughsinKeyBearing Technologies3企业简介Company Profile目录一Bearings Technical Challenges in Unit Upscaling 随着机组大型化的发展，轴承尺寸不断增大。高可靠性、高精度的轴承，离不开高精度的加工、热处理、检测装备。With the devel

2、opment of unit upsizing,bearing sizes are continuously increasing.High-reliability and high-precision bearings are inseparable from high-precision machining,heattreatment,and testing equipment.高可靠轴承高精度加工高质量热处理高可靠检测16MW海上机组超大型高精度装备1 1 装备变革装备变革Equipment RevolutionEquipment Revolution机组大型化下轴承面临的技术难题机组大

3、型化下轴承面临的技术难题Bearings Technical Challenges in Unit Upscaling机组大型化下轴承面临的技术难题机组大型化下轴承面临的技术难题Bearings Technical Challenges in Unit Upscaling 由于风机向大型化发展，轴承的工作环境发生了较大变化，轴承结构、设计分析、材料、制造、试验及智能运维也面临着系列的技术难题。Withthetrendofwindturbinesmovingtowardlarge-scaledevelopment,theoperatingenvironment of bearings has u

4、ndergone significant changes.Consequently,a series of technicalchallenges have emerged in bearing structure,design and analysis,materials,manufacturing,testing,and intelligent operation and maintenance.材料及热处理Material and Heat Treatment大壁厚高淬透性新材料；高淬透、淬硬及耐冲击性新材料。试验验证与智能运维Test Verification and Intellig

5、ent Operation and Maintenance柔性轴系试验技术；智能轴承技术。结构与设计分析Structure and Design Analysis为提高轴承承载能力及轴系刚性，轴承结构需变革；轴承内部优化设计；柔性化分析技术。精密加工制造Precising Machining and Manufacturing抗疲劳制造；控形精密加工；低/无损伤装配。技术难题Technical challenges二Response Strategies for Breakthroughs in Key Bearing Technologies1 1 变桨轴承关键装备与设计技术变桨轴承关键装备

6、与设计技术Key Equipment and Key Equipment and Design Technology for Pitch BearingsDesign Technology for Pitch Bearings 变桨轴承生产线 Pitch Bearing Production Line 机组大型化的快速发展，变桨轴承外径已突破6米；轴承加工的支撑刚性、变形控制、滚道凸度等对装备的加工范围和功能要求更高。With the rapid development of unit upsizing,the outer diameterof pitch bearings has excee