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As a core component that adjusts wind turbine blade angle, this pitch slewing ring realizes precise blade pitch control, optimizes wind energy capture efficiency, and provides reliable overload protection for wind turbines in extreme wind conditions. It is built for wind turbine component suppliers, wind farm operation and maintenance teams, and renewable energy engineering integrators, with a compact double-row ball structure to meet the strict performance requirements of wind power pitch systems.
Parameter | Specification |
Model Number | B.14.60.2950E |
Core Application | 2MW Wind Turbine Pitch Control System |
Structure Type | Double-Row Ball Internal Gear Meshing Slewing Bearing |
Slewing Center Diameter | φ2950 mm |
Outer Diameter | φ3190 mm |
Inner Diameter | φ2618 mm |
Raceway Hardening Hardness | HRC58-62 |
Hardened Layer Depth | 6~8 mm |
Axial & Radial Clearance | ≤0 mm |
No-Load Torque Fluctuation | ≤±10% |
High-rigidity double-row ball structure: The double-row ball wind power pitch slewing ring adopts an integrated internal gear design, with a slewing center diameter of φ2950 mm, featuring a compact structure, ultra-high structural rigidity, and strong composite load-bearing capacity, which can withstand complex axial, radial, and overturning moment loads generated by wind turbine blades during operation.
Premium raceway treatment for extended service life: The core raceway adopts overall quenching treatment, with a hardness of HRC58-62 and a hardened layer depth of 6~8 mm, which greatly improves the wear resistance and fatigue resistance of the raceway, ensuring long service life even under long-term continuous variable load operation in harsh outdoor environments.
Ultra-precise control performance: The product achieves axial and radial clearance ≤0 mm, with no-load torque fluctuation controlled within ≤±10%, which ensures ultra-smooth and precise blade pitch adjustment, eliminates blade jitter during pitch control, and realizes accurate wind angle adjustment of the blades, maximizing wind energy utilization efficiency of the 2MW wind turbine.
Strong environmental adaptability: The slewing ring is designed with a fully sealed structure and optional anti-corrosion surface treatment, which can adapt to harsh working conditions such as high altitude, high humidity, sand and dust, and extreme temperature changes, ensuring stable operation in various onshore wind farm environments.
This high-precision 2MW wind turbine pitch control bearing is specially designed for 2MW onshore wind turbine pitch systems, fully compatible with mainstream 2MW wind turbine blade pitch mechanisms from global leading manufacturers. It is widely used in new wind turbine complete machine assembly, wind farm technical transformation, blade pitch system maintenance and replacement, and is suitable for plain, mountainous, high-altitude, and coastal onshore wind farm projects.
Installation: Use high-strength fasteners to fix the slewing ring to the blade hub and pitch drive mechanism, ensure accurate meshing between the internal gear and the pitch drive pinion, and strictly control the installation clearance according to technical documents to meet the ≤0 mm clearance requirement.
Operation: Ensure synchronous operation of the pitch drive mechanism during pitch adjustment to avoid partial load impact on the raceway and gear, and adjust the blade angle in time through the pitch system to protect the wind turbine from overload damage in extreme wind conditions.
Maintenance: Conduct regular inspections of raceway wear, gear meshing condition, and seal integrity, regularly replenish lubricating oil through the lubrication channel to ensure sufficient raceway lubrication, and replace damaged seals in time to prevent dust and moisture from entering the internal structure.
We provide targeted customization services for wind turbine equipment manufacturers and renewable energy project integrators, including material grade upgrades, gear accuracy grade adjustments, seal structure optimization, and anti-corrosion treatment customization to meet the needs of different wind farm operating environments. For batch procurement orders, we provide stable mass production capacity, preferential bulk prices, and full-process technical support, including pre-sales parameter matching, in-production progress tracking, and after-sales installation guidance, to fully match your production and project construction cycle.
Yes, we can provide targeted material and surface treatment upgrades to enhance its adaptability to low temperature, low pressure, and strong ultraviolet radiation in high-altitude environments.
Under standard operating conditions and regular maintenance, the design service life of this pitch slewing ring can reach more than 20 years, matching the full life cycle of the wind turbine.
Yes, we can adjust structural parameters, gear specifications, and installation dimensions according to your non-standard matching requirements, to achieve 100% adaptation to your equipment.
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