ODM Solar Dish System Manufacturer & Service

Precision Dual-Axis Slewing Bearings and Rotary Drives Engineered for Next-Generation Concentrated Solar Power (CSP) Infrastructures

High-Gain Solar Tracking Systems

Concentrated Solar Power (CSP) and high-concentration photovoltaics represent the vanguard of global decarbonization efforts. Unlike stationary solar modules, the Solar Dish System relies on continuous dual-axis solar tracking to keep paraboloid concentrators pointed precisely at the sun. This alignment ensures the system achieves concentration ratios up to 3000 suns, driving high-temperature Sterling engines or thermal collection systems.

Our heavy-duty dual-axis tracking gearless and gear-driven slewing structures provide the mechanical foundation for this technology. Engineered to minimize backlash and withstand immense wind-shear loads, our transmission components guarantee the structural stability and micro-precision tracking required to optimize Levelized Cost of Energy (LCOE) over decades of continuous operation.

Manchen Slewing Application

About Jiangsu Manchen Transmission Technology Co., Ltd.

Established in 2022, we are an integrated, professional manufacturing enterprise specializing in the design, research, development, and sales of high-load transmission systems.

Located in Huangtu Town, Jiangyin City, Jiangsu Province, our facility benefits from excellent transport networks and access to a world-class industrial cluster. Utilizing advanced metallurgy, specialized heat treatments, and precision processing techniques, we deliver transmission systems capable of handling extreme axial, radial, and tilting moment loads. Our slewing solutions support construction machinery, medical systems, intelligent warehousing, photovoltaic and CSP solar fields, port machinery, robotics, and environmental systems.

Manchen Production Plant
Manchen Processing Workshop
Manchen Inspection Area
Manchen Machining Center
Manchen Warehouse Logistics
2022
Established Year
100%
Traceable Materials
<0.05°
Tracking Backlash
25+ Yrs
Design Service Life

China Factory 4.0: Integrated Production and Supply Chain Resilience

Our ISO-certified manufacturing process integrates every stage from raw materials to final packaging, delivering reliable performance and complete production traceability.

Step 01 Raw Materials

Material Prep

Step 02 Forging

Forging

Step 03 Rough Processing

Rough Machining

Step 04 Heat Treatment

Heat Treatment

Step 05 Semi-finishing

Semi-Finishing

Step 06 Grinding

Raceway Grinding

Step 07 Finishing

Finishing Process

Step 08 Cleaning

Surface Prep

Step 09 Assembly

Assembly

Step 10 Inspection

Final QA

Technology Roadmap: Enhancing Precision Under Environmental Stress

Solar dish systems face demanding outdoor environments, including wind loads, sand abrasion, and high temperature fluctuations. Our design approach addresses these challenges directly.

Optimized Backlash Control

Our slewing drives incorporate zero-backlash envelope worm mechanisms and double-row ball configurations. Minimizing backlash reduces oscillation during high-frequency tracking corrections, keeping solar concentration focused on the collector target.

Resilient Lip Seals

Desert and high-arid solar fields subject machinery to windborne dust and debris. We utilize IP66-rated double-lip seals and synthetic synthetic lubricants that maintain stability under extreme heat, protecting the internal bearing track from contamination.

Advanced Surface Coatings

Components are protected with zinc-nickel electro-plating or organic paint systems that meet ISO 12944 C5-High corrosivity standards, preventing oxidation in coastal or humid regions and supporting a 25-year operational life.

Macro Industry Solutions: Integrated Solar Tracking Drives

Providing custom-designed mechanical transmission systems for utility-scale Concentrated Solar Power projects and industrial process heat installations.

Concentrating Solar Power (CSP) Dish & Stirling Engines

Solar dish systems track the sun across two axes to focus light onto a Stirling engine receiver. This configuration requires high overturning moment resistance to manage wind-load forces on the reflector dish. Our L-shaped single-row ball slewing bearings and dual-axis drive units deliver the stiffness and structural integrity required for precise tracking under wind stress.

Our solutions feature specialized raceway induction hardening and custom gear cutting to ensure smooth mechanical operation under combined loads, protecting Stirling receivers from vibration and alignment errors.

Industrial Heat & Concentrating Photovoltaic (CPV) Fields

Industrial applications use high-temperature solar tracking to generate steam for manufacturing and chemical processes. Our internal-gear horizontal rotary drives provide compact tracking mechanisms for these environments. Our systems maintain accurate alignment in variable conditions, optimizing heat collection rates.

By integrating slewing rings, worm gears, and housings into single enclosed drive assemblies, we simplify installation and reduce long-term field maintenance requirements for project operators.

OEM & ODM Customization Matrix for Enterprise Buyers

Our engineering team works directly with project designers to customize gear geometry, mounting configurations, and material specifications for site-specific requirements.

1. Engineering and Structural Design

We tailor structural geometries using Finite Element Analysis (FEA) to model load distribution, ensuring bearing designs withstand local wind conditions and static loads.

2. Tooth Profiles and Gear Integration

We offer helical, spur, and internal/external gear profiles, as well as gearless variations, to match the drive layout of diverse tracker configurations.

3. Material Validation

We utilize certified alloy steel forgings (such as 50Mn or 42CrMo) with ultrasonic and non-destructive testing to verify structural soundness prior to machining.

Our Quality Commitment and Certification

We operate under a complete quality management system with material traceability from raw steel sourcing through processing, testing, and final product packaging.

Our Quality Assurance team performs dimensional inspection, tooth contact checks, hardness mapping, and seal integrity testing on every production batch to verify performance against international standards.

ISO Certification 1
ISO Certification 2
ISO Certification 3

Technical FAQ: Solar Dish & Tracking Slewing Components

Key technical answers for procurement specialists and project engineers designing utility-scale tracking systems.

Why is backlash control critical in dual-axis solar dish tracking?
Solar dish concentrators focus sunlight onto a small receiver area, typically a Stirling engine or high-efficiency solar cells. Even small variations in tracking alignment can displace the focal point from the receiver, reducing energy collection. Minimizing mechanical backlash in slewing drives helps keep the tracking system correctly aligned in variable wind conditions.
Which materials and hardening methods are used for solar dish slewing rings?
We construct our slewing rings from medium-carbon alloy steel forgings, such as 50Mn or 42CrMo. The bearing raceways undergo medium-frequency induction hardening to a depth of 3 to 4 mm, reaching a surface hardness of 55–62 HRC. This process provides rolling fatigue resistance while maintaining core toughness to manage structural loads.
What parameters define ODM capability for solar tracking projects?
Our ODM scope covers custom gearbox ratios (from 30:1 up to 150:1), tooth geometries (spur, helical, or worm gears), custom mounting hole patterns, specialized seal materials for high-ambient heat, and low-temperature-resistant lubricants. We tailor each configuration to match our customers' local wind speeds and structural configurations.
How do the environmental sealing systems protect the gear mesh?
We employ polyurethane and nitrile rubber (NBR) double-lip seals along the rotational interface, backed by custom-fitted shields to block dust and water ingress. For severe environments, we provide fully enclosed horizontal and vertical rotary drives, shielding the internal gear mesh and bearings from outdoor elements.

Collaborate on Your Next Solar Project

We establish long-term relationships with domestic and global enterprise partners. In addition to standard product configurations, we offer customized design services and technical support to assist you in maintaining stable, long-term equipment operation.