Modular Telecontrol Equipment for MV/LV Substation Adaptability
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Solution Overview
Problem
Current telecontrol equipment for electrical networks lacks adaptability and modular flexibility to manage complex low-voltage and medium-voltage networks, especially with the integration of decentralized renewable energy sources, requiring enhanced monitoring and control capabilities.
Innovation Solution
A modular telecontrol equipment architecture with independent modules for power supply, communication, and network monitoring, including self-powered wireless sensors for LV network monitoring, and a daisy-chain connection system for easy assembly and upgrade, allowing for flexible adaptation to various network configurations and protocols.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If telecontrol equipment uses a fixed non-modular architecture, then device complexity is reduced, but adaptability to different network configurations and protocols deteriorates
Solution Approach 1:
The telecontrol equipment is divided into modular functional units including communication modules, monitoring modules, control modules, and power supply modules. Each module can be independently configured and combined to adapt to different network requirements, resolving the contradiction between adaptability and complexity through structured segmentation.
Solution Approach 2:
The modular architecture employs universal interface standards and protocols that allow the same module types to serve multiple network configurations and communication protocols. This multi-functionality enables a single modular platform to adapt to various network environments without increasing inherent device complexity.
2Ease of repair
If telecontrol equipment integrates all monitoring functions in a single unit, then device complexity is reduced, but ease of repair and maintenance deteriorates
Solution Approach 1:
The equipment is segmented into independent functional modules that can be individually replaced or maintained. This segmentation allows repair personnel to quickly identify and replace only the faulty module without affecting other components, significantly improving ease of repair while maintaining a manageable overall structure through standardized module designs.
3Ease of operation
If telecontrol equipment uses wired connections for all modules, then reliability is improved, but ease of operation and installation deteriorates
Solution Approach 1:
The system employs communication modules that act as intermediaries, enabling wireless data transmission between modules and with remote centers. This intermediary approach maintains reliable communication through protocol-based data exchange while dramatically simplifying installation and operation by eliminating the need for complex physical wiring between all components.
Data Source
AI summary
Telecontrol equipment for an MV/LV substation between a medium-voltage network and a low-voltage network. The telecontrol equipment including a first device configured to power the equipment from the low-voltage network and from an auxiliary source, a second device configured to communicate information gathered by the equipment to outside, a third device configured to monitor the medium-voltage network at the substation level, and a fourth device configured to monitor the low-voltage network at the substation level.