Detachable Hybrid Generator Power Unit for Variable Load Backup
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Solution Overview
Problem
Existing generator systems face challenges in efficiently adapting to varying electrical loads and providing flexible power solutions, particularly in scenarios where load demands change over time.
Innovation Solution
A hybrid generator system with detachable power units and modular components, including an inverter module and engine module, that can operate in multiple modes (quiet, maximum power, no generator, and hybrid) and integrate with a wall panel, utilizing a controller to manage power distribution and a transfer switch for seamless load transfer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a traditional engine-generator set is used to provide electrical power, then power supply is ensured, but the system cannot efficiently adapt to varying electrical loads
Solution Approach 1:
The generator system is divided into separate modular components: an engine module, an inverter module, and a control module. These modules can be detached and reconfigured based on load requirements, allowing the system to adapt from full generator mode to battery-only mode, thus improving adaptability while maintaining manageable complexity through standardized interfaces
Solution Approach 2:
The system dynamically reconfigures its operational mode based on real-time load conditions. The controller monitors electrical load demands and automatically switches between different power sources (engine-generator, battery, or combination), enabling efficient adaptation to varying loads without manual intervention
2Reliability
If the generator operates at full capacity to meet peak loads, then power supply reliability is ensured, but noise and fuel consumption increase
Solution Approach 1:
The system uses partial action by operating the engine-generator at reduced capacity or shutting it down entirely when load demands are low and can be met by battery power alone. This prevents unnecessary noise and fuel consumption while maintaining reliability through the hybrid configuration that can quickly engage the engine when needed
Solution Approach 2:
The control module continuously monitors load conditions, battery state of charge, and engine operation parameters. Based on this feedback, the controller optimizes engine operation to minimize noise and fuel consumption while ensuring reliability, by shutting down the engine when not needed and smoothly transitioning to battery power
3Adaptability or versatility
If a detachable power unit design is implemented, then flexibility and adaptability improve, but device complexity increases
Solution Approach 1:
The modular modules are designed with universal interfaces and standardized connection protocols that allow them to be detached and reconfigured for different operational modes (generator mode, battery mode, hybrid mode). This universal design approach improves flexibility while controlling complexity through reuse of common components and interfaces across different configurations
4Ease of operation
If the system integrates with wall panels and building circuits, then ease of operation and seamless power transfer improve, but installation complexity increases
Solution Approach 1:
The system includes pre-integrated transfer switches and control circuits that are built into the modular units before installation. This preliminary integration of power transfer mechanisms simplifies the installation process while ensuring seamless load transfer operation, as the switching logic and connections are pre-configured rather than requiring complex field wiring
Data Source
AI summary
A generator module includes a battery, a charging circuit, an electric power outlet, and an enclosure. The charging circuit is coupled to an output of a generator and configured to charge the battery. The electric power outlet is configured to provide an output from the battery, the generator, or a combination of the battery and the generator. The enclosure includes the battery, the charging circuit, and the electric power outlet such that the enclosure detachable from the generator.