IoT Pipeline Temperature Control for Hydrate and Deformation Risks
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Solution Overview
Problem
Natural gas pipelines face challenges with temperature fluctuations that can lead to pipeline blockage, deformation, and safety risks due to hydrate formation or expansion, which existing monitoring systems like CN113124327B fail to address through temperature regulation.
Innovation Solution
An IoT-based system for pipeline temperature control using a management platform, sensor network, and gas equipment object platform to monitor and adjust gas transportation temperature through air compression devices, leveraging machine learning models for real-time deformation assessment and parameter determination.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If temperature monitoring is implemented without active temperature regulation, then monitoring simplicity is maintained, but pipeline safety and operational reliability deteriorate due to hydrate formation and deformation risks
Solution Approach 1:
The patent implements a closed-loop feedback control system where temperature sensors continuously monitor pipeline temperature, the control unit compares readings against preset ranges, and heating devices automatically activate or deactivate based on feedback signals. This ensures pipeline safety through real-time temperature regulation while maintaining systematic simplicity through automated control logic.
Solution Approach 2:
The control unit autonomously manages temperature regulation without requiring manual intervention. It automatically processes sensor data, determines heating requirements, controls heating device operation, and adjusts parameters based on real-time conditions. This self-service capability enhances reliability while minimizing the need for complex external control systems.
2Reliability
If heating devices are continuously activated to prevent hydrate formation, then pipeline blockage prevention is improved, but energy consumption increases
Solution Approach 1:
The heating devices operate periodically rather than continuously, activating only when temperature sensors detect conditions approaching the hydrate formation threshold. The control unit cycles heating on and off based on real-time temperature feedback, maintaining blockage prevention while significantly reducing unnecessary energy consumption during adequate temperature periods.
Solution Approach 2:
The system dynamically adjusts heating parameters including power output, duty cycle, and activation thresholds based on ambient temperature, gas flow rate, and pipeline insulation conditions. This adaptive parameter optimization ensures adequate heating for blockage prevention while minimizing energy consumption by matching heating intensity to actual operational needs.
3Stability of the object's composition
If real-time temperature monitoring and control is implemented, then operational stability is improved, but system cost increases due to additional sensors and control mechanisms
Solution Approach 1:
The pipeline system is divided into multiple monitoring zones with temperature sensors positioned at critical locations including inlet, outlet, and intermediate sections. Each zone has dedicated control logic, allowing targeted temperature management in specific segments rather than uniform system-wide control. This segmentation provides operational stability at critical points while reducing overall system cost by limiting sensor and actuator deployment to essential locations.
Solution Approach 2:
The control unit serves multiple functions including temperature monitoring, data processing, control decision-making, communication with external systems, and parameter adjustment. By consolidating these diverse functions into a single multi-functional controller, the system achieves operational stability through comprehensive control while minimizing system cost by reducing the number of separate components needed.
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
Ensures safe and efficient gas transportation by accurately monitoring and regulating pipeline temperature, preventing blockages and deformations, thereby ensuring stable operation and reliable gas supply.
Implementation Method 1
controlling, based on the at least one transportation parameter, an air compression device of the gas equipment object platform to adjust a gas transportation temperature
Data Source
AI summary
Disclosed is a method and a system for pipeline temperature control of smart gas based on IoT. The method is implemented based on the system for pipeline temperature control of smart gas based on IoT, comprising: obtaining pipeline information of a gas pipeline and basic perceptual data collected and uploaded by a gas equipment object platform, obtaining at least one candidate parameter from a government safety supervision management platform, and determining at least one transportation parameter based on at least one iterative interaction with the government safety supervision management platform; and controlling, based on the at least one transportation parameter, an air compression device of the gas equipment object platform to adjust a gas transportation temperature.