Electrical Apparatus Control via Self-Identification
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Solution Overview
Problem
Existing electrical apparatuses in power distribution networks lack precise control over operating parameters, leading to inefficient fault management and potential reliability issues due to variations in apparatus type and operating conditions.
Innovation Solution
A control system that identifies the electrical apparatus based on its type and operating conditions, adjusting parameters such as reclose interval and time current curve through a data connection, using an identification module and environmental sensors to optimize performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a control system adjusts operating parameters based on apparatus type and conditions, then reliability and predictability of operation are enhanced, but device complexity increases due to addition of identification module and data connection
Solution Approach 1:
The electrical apparatus identifies itself automatically through the identification module by measuring its own electrical characteristics (voltage, current, impedance) without requiring external identification procedures. This self-identification capability eliminates the need for manual configuration or complex external identification systems, thereby enhancing reliability while minimizing the increase in device complexity.
Solution Approach 2:
The control system continuously monitors operating conditions through sensors and adjusts operating parameters (reclose interval, time current curve) based on real-time feedback about the apparatus state and environmental conditions. This closed-loop control enhances operational reliability by adapting to changing conditions while maintaining manageable system complexity through automated decision-making algorithms.
2Productivity
If operating parameters are adjusted based on specific apparatus types and conditions, then fault management efficiency improves, but ease of operation deteriorates due to reduced universality
Solution Approach 1:
The control system is designed with universal compatibility to work with multiple types of electrical apparatus (reclosers, switchgear) through the identification module that automatically detects apparatus type. This universal design allows the same control system to serve different apparatus types without requiring specialized control units, thereby maintaining ease of operation while improving fault management efficiency through type-specific parameter optimization.
Solution Approach 2:
The system automatically adjusts operating parameters (reclose intervals, time current curves) based on the identified apparatus type and current operating conditions. This automatic parameter adaptation eliminates the need for manual configuration by operators, improving fault management efficiency while maintaining ease of operation through automated decision-making that adapts to specific apparatus characteristics.
3Adaptability or versatility
If identification module measures electrical characteristics to determine apparatus type, then adaptability to different apparatus types improves, but measurement precision requirements increase system complexity
Solution Approach 1:
The identification module measures multiple electrical characteristics (voltage, current, impedance) and uses the pattern of these measurements to identify apparatus type. By measuring several parameters rather than relying on a single precise measurement, the system achieves high adaptability to different apparatus types while reducing the burden on any single measurement system, thereby managing complexity.
Solution Approach 2:
The identification module is designed as a universal measurement system that can identify different apparatus types through electrical characteristic measurements. The module uses standardized measurement techniques that work across multiple apparatus types, achieving broad adaptability without requiring specialized high-precision measurement equipment for each specific apparatus type, thus controlling system complexity.
Data Source
AI summary
An electrical apparatus of an electrical power distribution network may be controlled by accessing, at a control system, one or more operating parameters, the operating parameters being associated with the operation and control of the electrical apparatus; adjusting one or more of the accessed operating parameters, the adjustment being based on data associated with the electrical apparatus; and generating a control signal for the electrical apparatus based on at least one adjusted parameter, the control signal being sufficient to control the electrical apparatus in accordance with the adjusted operating parameter, where controlling the electrical apparatus includes causing contacts of the electrical apparatus to disconnect from each other to prevent electrical current from flowing through the electrical apparatus and causing the contacts of the electrical apparatus to connect to each other to allow current to flow through the electrical apparatus.