Universal Power Conversion Device with Reconfigurable Jumpers
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Solution Overview
Problem
The non-standardized nature of input power voltage across different countries and contexts requires frequent customization of electrical apparatus, leading to increased production costs, inventory redundancy, and inefficient manufacturing and distribution processes due to the need for multiple product models and configurations.
Innovation Solution
A universal power conversion device featuring a plurality of transformers and terminal blocks with reconfigurable jumpers, allowing for quick adaptation to various input voltages and phases, enabling a single product design to accommodate different customer-specific power requirements through simple reconfiguration of wiring jumpers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If electrical apparatus is customized for each country's specific power voltage and phase characteristics, then the apparatus can operate reliably in local contexts, but the device complexity and number of product models increases
Solution Approach 1:
The patent implements a universal power conversion device that can handle multiple input voltages (120V, 220V, 230V) and phase configurations (single-phase, three-phase) through a single standardized platform. The device uses reconfigurable jumpers and terminal blocks to adapt to different power characteristics without requiring separate product models for each market, thereby maintaining reliability across diverse contexts while reducing overall device complexity.
Solution Approach 2:
The patent employs dynamically reconfigurable wiring jumpers and terminal blocks that can be adjusted based on the specific input power characteristics. This dynamic adaptability allows the same physical device to be configured for different voltage and phase requirements, eliminating the need for multiple static product variants while ensuring reliable operation in each local context.
2Adaptability or versatility
If multiple product models are created to accommodate different power specifications, then customer-specific requirements are met, but manufacturing and inventory costs increase
Solution Approach 1:
The patent creates a single universal product model that can be manufactured once and then configured for multiple power specifications through reconfigurable jumpers and terminal blocks. This eliminates the need to manufacture separate product variants for different markets, significantly improving manufacturing efficiency while maintaining full adaptability to various power specifications through simple field configuration.
3Adaptability or versatility
If multiple product models with different configurations are maintained, then specific customer needs are addressed, but inventory management complexity and redundancy increase
Solution Approach 1:
The patent consolidates inventory requirements by providing a single universal product model that can serve all customer power requirements. Instead of maintaining separate inventory stocks for different voltage and phase configurations, the company can stock only this universal model and configure it appropriately for each customer, dramatically reducing inventory variety and eliminating redundancy while maintaining full customer requirement coverage.
4Manufacturing precision
If frequent re-engineering and redesign are performed for each customer context, then power conversion accuracy is improved, but loss of time and productivity decrease
Solution Approach 1:
The patent incorporates all necessary wiring configurations and terminal block arrangements into the standardized device design from the beginning. The reconfigurable jumpers and terminal blocks are pre-installed and can be easily repositioned without requiring re-engineering or redesign. This preliminary preparation ensures accurate power conversion for any configuration while eliminating the time-consuming re-engineering process for each new customer context.
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
This solution simplifies configuration management, reduces production and inventory costs, improves product robustness, and allows for flexible shipment schedules by enabling a single product design to meet diverse power conversion needs without the need for multiple product models, thereby streamlining manufacturing and distribution processes.
Implementation Method 1
The plurality of transformers can include a first, a second, and a third transformer, each transformer having a primary coil and a secondary coil
Implementation Method 2
A plurality of jumpers respectively providing electrical connection between respective output terminals of the AC input terminal block and input terminals of the primary coil terminal block
Data Source
AI summary
The present disclosure is directed to universal power conversion devices for alternating current electric apparatus. One example power conversion device includes a plurality of transformers and a plurality of terminal blocks. The plurality of terminal blocks comprise at least an AC input terminal block for receiving an input alternating current signal and a primary coil terminal block. The primary coil terminal block has a plurality of output terminals respectively connected to a plurality of taps of a plurality of primary coils of the plurality of transformers. A plurality of jumpers respectively providing electrical connection between respective output terminals of the AC input terminal block and input terminals of the primary coil terminal block are selectively reconfigurable for reconfiguring a power conversion applied to the input alternating current signal by the power conversion device.