Modular Generator Assembly for Hot-Swappable C-Core Maintenance
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Solution Overview
Problem
Conventional electrical generators require intricate mechanical gearing and complex construction, making them costly and difficult to maintain, as they must be completely shut down and disassembled to replace components, which is time-consuming and expensive, and they are not easily serviceable in the field without specialized tooling.
Innovation Solution
A modular electrical generator/electric motor design featuring distributed C-core assemblies and a rotor that allows for 'hot swappable' coil replacement without interrupting operation, with a rotor disc and magnets aligned to create a dynamic flux pathway for alternating current generation, enabling efficient and low-cost maintenance and operation at various speeds.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Power
If conventional electrical generators use intricate mechanical gearing and complex construction, then power generation capability is improved, but device complexity and maintenance difficulty increase
Solution Approach 1:
The generator is divided into modular components: the rotor can be independently removed from the stator assembly, and the stator is segmented into a yoke and coil assemblies. This segmentation allows complex power generation functionality to be achieved through simpler, interchangeable modules rather than intricate integrated mechanisms.
Solution Approach 2:
The rotor is extracted as a separate, removable component that can be independently serviced. The coil assemblies are also made separately replaceable. This extraction of critical components eliminates the need for complex disassembly mechanisms while maintaining full power generation capability.
2Manufacturing precision
If conventional electrical generators require complete shutdown and disassembly for component replacement, then manufacturing precision is maintained, but loss of time and productivity decrease
Solution Approach 1:
The generator design transitions from a static, integrated structure to a dynamic, reconfigurable system. The rotor and coil assemblies are designed for quick connection and disconnection, allowing maintenance personnel to replace components in minutes rather than hours, while precision features ensure proper alignment and electrical contact.
Solution Approach 2:
The rotor and coil assemblies are pre-assembled as complete functional units with all necessary connections and alignment features already in place. This preliminary assembly allows for rapid field replacement without requiring complex on-site assembly procedures, maintaining manufacturing precision while dramatically reducing maintenance time.
3Strength
If conventional electrical generators use integral stators and rotors, then structural strength is improved, but ease of repair and adaptability worsen
Solution Approach 1:
The integral structure is segmented into a stator yoke and removable rotor/coil assemblies. The stator yoke maintains structural strength and provides the magnetic circuit path, while the rotor and coils are separate functional modules that can be independently serviced or replaced in the field without compromising the overall structural integrity of the generator.
4Manufacturing precision
If conventional electrical generators require specialized tooling for maintenance, then manufacturing precision is ensured, but ease of operation and adaptability decrease
Solution Approach 1:
The rotor and coil assemblies incorporate self-aligning features and simple connection mechanisms that allow maintenance personnel to service the generator using basic hand tools and common sense, without requiring specialized equipment or extensive training. Precision features are built into the modular components themselves, eliminating the need for specialized alignment tooling.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The modular design allows for efficient operation, easy assembly, disassembly, and maintenance, reducing downtime and costs, while enabling operation at low speeds and facilitating field servicing without specialized tooling, thus providing a cost-effective and versatile power generation solution.
Implementation Method 1
As the rotor rotates, it creates a varying magnetic field that induces a varying electrical potential in the stator's wire induction coil(s)
Implementation Method 2
a rotor disc and magnets aligned to create a dynamic flux pathway for alternating current generation
Data Source
AI summary
A modular device that can operate as an electrical generator. First and second coil support plates are arranged in parallel orientation relative to each other forming a gap between the first and second coil support plates. Removable C-cores, each having wire coils, are removably attached to the first and second coil support plates. A rotor disc having selectively arranged magnets is disposed in the gap between the first and second coil support plates and is permitted to rotate about an axis that is perpendicular to the rotor disc and the parallel first and second coil support plates; a drive motor can power rotation of the rotor disc. As the disc rotates, electrical current is generated. The C-core assemblies can be interchanged, checked, removed and/or replaced while the electrical generator remains in operation without requiring cessation of such operation.