In-Pipeline Sensor Maintenance via Self-Propelled Explorer
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Solution Overview
Problem
The reliability of sensors within pipelines is compromised due to factors like organic bio-fouling and inorganic build-up, and existing sensor maintenance approaches are costly and disruptive.
Innovation Solution
A multi-component in-pipeline sensor management system featuring a self-propelled sensor explorer with communication and navigation sub-components, a sensor coupling unit with nano-fabricated adhesive structures, and a sensor maintenance unit for automatic cleaning and data collection, which reduces the need for human intervention and extends sensor lifespan.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional online sensors are used for process control outside distribution systems, then sensor reliability is maintained, but installation and maintenance costs increase and cause disruptions
Solution Approach 1:
The sensor maintenance unit enables sensors to perform their own maintenance tasks autonomously. The system automatically detects sensor fouling conditions, navigates to the sensor location, and executes cleaning operations without requiring external human intervention, thereby maintaining reliability while eliminating the complexity of manual installation and maintenance disruptions
Solution Approach 2:
The system transitions from static sensor deployment to dynamic autonomous maintenance. The self-propelled sensor explorer component can move dynamically through the pipeline to reach sensors as needed, and the maintenance unit can adapt its cleaning operations based on real-time sensor condition assessments, reducing the need for fixed complex maintenance infrastructure
2Productivity
If in-pipe sensors are deployed for monitoring, then process control capability is improved, but significant costs and disruptions are incurred during installation and maintenance
Solution Approach 1:
The autonomous sensor maintenance system performs cleaning operations in-place without requiring sensor removal or system shutdown. The self-propelled explorer navigates to sensors and executes maintenance tasks while the pipeline remains operational, eliminating downtime losses associated with traditional maintenance approaches
Solution Approach 2:
The system continuously monitors sensor conditions and performs maintenance proactively before complete fouling occurs. By detecting early signs of bio-fouling or inorganic build-up and addressing them promptly, the system prevents performance degradation that would require more extensive corrective maintenance and time loss
3Measurement precision
If sensors are placed within pipelines for monitoring, then measurement capability is enhanced, but sensor reliability degrades due to organic bio-fouling and inorganic build-up
Solution Approach 1:
The system implements continuous monitoring of sensor conditions and performs periodic maintenance operations to keep sensors clean and functional. By maintaining uninterrupted cleaning cycles, the system ensures measurement precision is preserved over time while preventing the accumulation of fouling that would compromise reliability
Solution Approach 2:
The system uses real-time data from sensors to assess their own condition and determine when maintenance is needed. This feedback loop allows the system to adapt its maintenance schedule based on actual sensor performance and fouling rates, optimizing the balance between maintaining measurement precision and ensuring reliability
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
The system effectively maintains sensors by reducing re-calibration frequency, extending sensor life, and minimizing disruptions while providing predictive maintenance and adaptive management of sensor operations.
Implementation Method 1
a self-propelled sensor explorer component configured to move through a liquid within a pipeline
Implementation Method 2
a sensor coupling unit comprising one or more attachment structures, wherein the one or more attachment structures enable the system to attach to one or more sensors within the pipeline
Implementation Method 3
A sensor maintenance unit can also be included that includes a cleansing unit
Implementation Method 4
Such factors can include organic bio-fouling, inorganic and/or limescale build-up
Data Source
AI summary
Methods, systems, and computer program products for in-pipeline maintenance, delivery and management of sensors are provided herein. A multi-component, in-pipeline sensor management system includes a self-propelled sensor explorer component comprising (i) one or more communication sub-components and (ii) one or more navigation assistance sub-components, wherein the self-propelled sensor explorer component is configured to move through a liquid within a pipeline; a sensor coupling unit comprising one or more attachment structures, wherein the one or more attachment structures enable the system to attach to one or more sensors within the pipeline; and a sensor maintenance unit comprising (i) a cleansing unit, wherein the cleansing unit comprises (a) an inlet valve for one or more cleaning liquids and (b) an outlet valve for one or more waste liquids, (ii) a cleaning liquid storage component coupled to the inlet valve, and (iii) a waste liquid collector coupled to the outlet valve.