In-Pipeline Sediment Solidification Without Yard Pretreatment
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Solution Overview
Problem
Traditional large-scale treatment methods for dredged sediment require extensive yard space and time, and existing in-pipeline processing methods necessitate pre-treatment and are inadequate for sludge with varying moisture content and material properties.
Innovation Solution
A device and method for large-scale flow solidification of dredged sediment in a pipeline without pre-treatment, using a mixing system with various pipeline shapes and mechanical stirring to mix sludge with solidifying agents, allowing direct transportation and pouring without yards, and incorporating real-time monitoring and control systems for precise admixture addition.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional yard-based solidification treatment is used, then sludge can be treated effectively, but it occupies extensive yard space and consumes significant time
Solution Approach 1:
The patent extracts the solidification process from the traditional yard-based system and relocates it directly into the pipeline. The solidifying agent is injected and mixed with sludge in-transit, eliminating the need for separate yard facilities while maintaining treatment effectiveness.
Solution Approach 2:
The patent merges the transportation function with the treatment function by integrating the solidification process into the pipeline system. The pipeline simultaneously transports sludge and delivers solidifying agent, combining two previously separate operations into one unified system.
2Reliability
If traditional yard-based solidification treatment is used, then sludge can be treated effectively, but it consumes significant time for pretreatment and solidification
Solution Approach 1:
The patent enables continuous treatment by integrating solidification into the pipeline flow system. Sludge is treated continuously during transportation without interruption, eliminating the sequential pretreatment and solidification stages required in traditional yard-based systems.
Solution Approach 2:
The patent performs preliminary mixing of sludge and solidifying agent within the pipeline before the sludge reaches its destination. This preliminary action in-transit eliminates the need for subsequent yard-based pretreatment and accelerates the overall treatment timeline.
3Loss of time
If in-pipeline processing is used without pre-treatment, then space and time costs are reduced, but the method is inadequate for sludge with varying moisture content and material properties
Solution Approach 1:
The patent employs dynamic adjustment capabilities through automated control systems that monitor sludge properties in real-time and adjust solidifying agent dosage and injection parameters accordingly. This dynamic adaptation enables the system to handle varying moisture content and material properties effectively.
Solution Approach 2:
The patent incorporates feedback mechanisms through sensors and control systems that monitor sludge characteristics during pipeline transport. The system uses this feedback information to automatically adjust treatment parameters, ensuring adaptability to different sludge types and properties without requiring pre-treatment classification.
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
This approach reduces space and time costs, minimizes environmental pollution, and effectively treats sludge of varying moisture content and material types, enabling long-distance transportation and uniform mixing of sludge and solidifying agents.
Implementation Method 1
the flowing slurry and the preparation are fully mixed within a certain distance by means of a certain pipeline shape or mechanical stirring
Implementation Method 2
the flowing slurry and the preparation are fully mixed within a certain distance by means of a certain pipeline shape
Implementation Method 3
the monitoring system includes density sensors, flow sensors and pressure sensors that are arranged on the transportation pipelines
Implementation Method 4
the monitoring system includes density sensors, flow sensors and pressure sensors that are arranged on the transportation pipelines
Implementation Method 5
the monitoring system includes density sensors, flow sensors and pressure sensors that are arranged on the transportation pipelines
Implementation Method 6
adding a solidifying agent (such as cement and gypsum) to the sludge that meets certain conditions (pollutants, moisture content, etc.) to rapidly improve its engineering mechanical strength
Data Source
AI summary
The present invention discloses a device and a method for large-scale flow solidification treatment of dredged sediment in a pipeline without a yard. The device includes a dredger, a treatment unit and a use terminal that are communicated in sequence, where the dredger is connected with the treatment unit by adopting transportation units, a mud pump is arranged between the transportation units and the dredger to provide power, a plurality of transportation units are communicated in sequence by adopting relay pumps, the treatment unit includes a mixing system, a monitoring system and a data processing and control system, and the device is also provided with an air pump. The method for the flow solidification treatment of the sludge in the pipeline, provided in the present invention, fundamentally changes the mode where the traditional dredging engineering needs to set up a large number of sludge yards first, and then uses solidification treatment equipment for stirring and mixing treatment, which saves land, and does not have the problem of environmental pollution of yards, and therefore, the method has wide applicability; and a device and a method for mixing sludge and a solidifying material in a pipeline are provided, the injection speed of a solidifying agent is precisely controlled, the mixing effect is good, the emphasis is on the grading and judging standards of pipelines, and corresponding solutions are given.