Multi-Pump Linkage Grouting for Automated Cleaning and Flow Control
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Solution Overview
Problem
Existing grouting operating systems are limited to single-pipe single-liquid grouting, require manual cleaning, and lack real-time automation and intelligence to adjust flow and pressure according to formation conditions.
Innovation Solution
A multi-pump linkage grouting operating system that includes a slurry storage unit with multiple tanks and a grouting unit with multiple pumps, allowing for multiple grouting processes, automatic cleaning, and real-time adjustment of flow and pressure through a control system and flow detection elements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a single-pump single-tank grouting system is used, then the device complexity is low, but the adaptability is limited to single-pipe single-liquid grouting only
Solution Approach 1:
The system is divided into multiple independent pumping units, each consisting of a grouting pump and a slurry storage tank. Each unit can operate independently for single-pipe grouting or be combined for multi-pipe grouting, enabling the system to adapt to different grouting processes while maintaining manageable complexity through modular design
Solution Approach 2:
The multiple pumping units are designed with universal functionality, where each unit can serve as a standalone single-pipe grouting system or be integrated into a multi-pipe system. The common control system and shared infrastructure (power, control wiring, base frame) provide universal support across all configuration modes, allowing the same hardware to perform multiple grouting functions
2Productivity
If manual cleaning is used, then the device complexity is low, but the productivity decreases due to manual intervention
Solution Approach 1:
The system incorporates self-service cleaning capability where the grouting pumps themselves are used to circulate cleaning fluid through the pipelines. The system automatically performs cleaning operations without requiring external cleaning equipment or manual disassembly, enabling the equipment to clean itself and improving productivity while keeping the added complexity minimal
3Loss of information
If fixed flow and pressure settings are used, then the device complexity is low, but the loss of information increases as real-time formation conditions cannot be responded to
Solution Approach 1:
The control system continuously monitors grouting parameters including flow rate, pressure, and pump status, and uses this feedback information to automatically adjust operating conditions. The system processes real-time data from sensors and makes dynamic adjustments to maintain optimal grouting performance, ensuring that formation conditions are properly responded to while managing control complexity through automated algorithms
4Productivity
If multiple pumps and tanks are used, then the productivity increases for multi-pipe grouting, but the device complexity increases significantly
Solution Approach 1:
Multiple pumping units and slurry storage tanks are merged into a single integrated system with common infrastructure including a shared control system, unified power supply, common base frame, and coordinated pipeline network. This merging approach allows the system to achieve high productivity for multi-pipe grouting operations while managing complexity through integration and standardization of supporting systems
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 enables efficient implementation of multiple grouting processes, reduces labor intensity through automatic cleaning, and enhances operational efficiency by allowing real-time adjustments to meet the requirements of slurry flow and pressure in the formation.
Implementation Method 1
the cleaning pump is started, water in the water tank is driven to successively flow through the cleaning pipe, the branch slurry inlet pipe
Implementation Method 2
a required amount of water can be added to a grouting mixer according to the quantity of materials
Data Source
AI summary
The present invention provides a multi-pump linkage grouting operating system, including a slurry storage unit including a plurality of slurry storage tanks and a grouting unit including a plurality of grouting pumps; wherein, an inlet of each grouting pump is connected to main slurry inlet pipe, the main slurry inlet pipe is connected to a plurality of branch slurry inlet pipes connected to an outlet of corresponding slurry storage tank; grouting on-off valves are mounted on the branch slurry inlet pipes, each branch slurry inlet pipe is further connected to one end of a cleaning pipe, a connection position between the cleaning pipe and the branch slurry inlet pipe is located downstream of the grouting on-off valve on the branch slurry inlet pipe, the other end of the cleaning pipe is connected to a water tank, and a cleaning on-off valve is mounted on the cleaning pipe.