Wireless Monitoring for Textile Machine Critical Event Alerts
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Solution Overview
Problem
Textile factory operators face delays in identifying and addressing critical events on textile machines fed by multiple yarns due to the sporadic nature of issues and the difficulty in accessing large machines, leading to prolonged machine shutdowns.
Innovation Solution
A method that utilizes sensing devices connected to monitoring devices with wireless connectivity to transmit real-time alerts to mobile terminals, providing the exact location and nature of the problem, allowing for immediate operator intervention and reducing shutdown times, utilizing existing data transmission infrastructures to minimize costs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a single operator supervises a large number of machines with multiple sensing devices, then the system can be operated with minimal staff, but the operator cannot notice critical events in real time due to the sheer number of devices and sporadic nature of events
Solution Approach 1:
The system implements automatic feedback by having sensing devices transmit critical event information to a monitoring device, which then sends alerts to portable terminals. This closed-loop feedback mechanism eliminates the need for continuous human supervision while ensuring real-time notification of critical events, resolving the contradiction between minimal staffing and real-time awareness.
Solution Approach 2:
A monitoring device acts as an intermediary between the sensing devices and the operator's portable terminal. This intermediary automatically collects data from multiple sensing devices, processes critical events, and relays information to the operator, enabling real-time supervision without requiring the operator to continuously monitor all devices manually.
2Measurement precision
If the operator manually monitors each sensing device individually, then the exact location and nature of problems can be identified, but the process takes considerable time due to the large number of devices arranged at difficult-to-access heights
Solution Approach 1:
The monitoring device automatically receives and processes feedback from sensing devices, including identification codes that specify the exact location and nature of problems. This automated feedback system eliminates manual device-by-device checking while maintaining precise problem identification, resolving the contradiction between identification accuracy and time consumption.
Solution Approach 2:
The system replaces the mechanical process of manual device inspection with an automated electronic information transmission system. Sensing devices transmit digital signals containing location and problem type information to the monitoring device, which then relays this data to the portable terminal, substituting physical inspection with electronic data processing.
3Loss of time
If wireless connectivity and mobile terminals are implemented for real-time alerts, then intervention times are minimized, but the system complexity and infrastructure costs increase
Solution Approach 1:
The monitoring device serves multiple functions: it receives signals from sensing devices, processes critical event information, stores identification data, and transmits alerts to portable terminals. This multi-functional design consolidates what could be multiple separate systems into a single device, reducing overall system complexity while maintaining real-time alert capabilities.
Solution Approach 2:
The system enables self-service operation where the monitoring device automatically manages the entire alert process without human intervention. It autonomously receives sensor data, identifies critical events, retrieves stored identification information, and sends notifications to portable terminals, eliminating the need for complex manual monitoring infrastructure.
Data Source
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AI summary
A textile machine (M) fed by a plurality of yams, each subjected to a sensing device (AF1, AF2, AF3; PF1, PF2, PF3; S1, S2, S3) that is adapted to generate a stop signal upon the occurrence of a critical event, and controlled by a monitoring device (MD) which is connected in order to exchange data with the sensing devices and in order to stop the textile machine (M) upon reception of the stop signal from at least one of them; the monitoring device (MD) is provided with wireless connectivity in order to communicate with at least one mobile terminal (MT1, MT2, MT3), and following the reception of the stop signal, it sends an alarm signal to the mobile terminal (MT1, MT2, MT3), which generates as a consequence an alert for the user.