Water Bloom Early Warning System Using Multi-Scale Nutrient Monitoring

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Solution Overview

Problem

Current water body monitoring technologies face challenges in comprehensively monitoring the nutritional status of water bodies due to incomplete data integrity and complex mechanisms, making it difficult to precisely identify the risk of water blooms, especially eutrophication, which can lead to water quality deterioration and ecological imbalances.

Innovation Solution

A system and method for intelligent early warning of water blooms that includes a multi-scale information acquisition module, a nutritional status detection module, and a water bloom early warning module, utilizing machine learning algorithms to predict the probability of water blooms by combining surface and vertical nutrient concentration data, and dynamically optimizing parameters for accurate monitoring.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If remote sensing satellites or drone photography are used for monitoring, then monitoring coverage area is improved, but measurement precision of vertical nutrient concentration deteriorates

Engineering Contradiction:
Improvemonitoring coverage areaVSAvoidvertical nutrient concentration precision
Core Design Contradiction:
Area of stationary objectVSMeasurement precision

Solution Approach 1:

The monitoring system is segmented into multiple components: remote sensing satellites/drones for surface monitoring, and underwater multi-functional detection devices for vertical monitoring. This segmentation allows each component to specialize in its optimal measurement domain, with surface methods providing broad coverage and underwater devices providing precise vertical data.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system uses an intermediary approach by combining surface remote sensing data with underwater detection data through a unified monitoring platform. The surface methods serve as intermediaries to detect surface nutrient concentrations, which are then integrated with vertical profile data to infer overall water body nutritional status.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of energy

If remote sensing monitoring with time intervals is used, then monitoring cost is reduced, but reliability of continuous monitoring data deteriorates

Engineering Contradiction:
Improvemonitoring costVSAvoiddata integrity
Core Design Contradiction:
Loss of energyVSReliability

Solution Approach 1:

The monitoring frequency is made dynamic rather than static. The system adjusts monitoring intervals based on water body conditions, increasing frequency when eutrophication risk is high and reducing frequency when conditions are stable. This dynamic approach optimizes the balance between cost and data reliability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system implements feedback mechanisms where monitoring data triggers automated responses. When nutrient concentrations or other parameters exceed threshold values, the system increases monitoring frequency automatically, ensuring data reliability is maintained during critical periods while reducing costs during stable periods.

Inventive Principle:
Principle #23Feedback

3Device complexity

If only surface water body status is monitored, then device complexity is reduced, but measurement precision of overall nutritional status deteriorates

Engineering Contradiction:
Improvemonitoring system complexityVSAvoidoverall nutritional status identification
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The underwater multi-functional detection device is designed with universal functionality to perform multiple measurements: hydrodynamic parameters, water temperature, water quality parameters, and imaging at different depths. This multi-functionality allows a single device to replace multiple specialized instruments, maintaining low complexity while achieving comprehensive monitoring.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system transitions from two-dimensional surface monitoring to three-dimensional vertical monitoring by deploying underwater detection devices at multiple depths. This dimensional expansion enables precise measurement of vertical nutrient concentration profiles and overall water body nutritional status without proportionally increasing system complexity.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

4Measurement precision

If comprehensive multi-scale information collection is implemented, then measurement precision of nutritional status is improved, but device complexity increases

Engineering Contradiction:
Improvenutritional status identification accuracyVSAvoidmonitoring system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system merges multiple information sources and measurement types into a unified monitoring framework. Surface remote sensing data, underwater vertical profile data, hydrodynamic data, and water quality data are integrated through a centralized processing system that uses machine learning algorithms to synthesize comprehensive nutritional status assessments.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system employs parameter changes in the form of machine learning model parameters that are dynamically adjusted based on incoming multi-scale data. The model learns optimal parameter configurations for different water body conditions, enabling precise nutritional status identification without requiring manual calibration of each measurement parameter.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentEP4303581B1System and method for intelligent early warning of water flowering based on prediction of nutritional state of water bodies
Publication Date: 2024.07.17 CHINA THREE GORGES CORPORATION
  • EP4303581B1 patent drawingFigure 1~2
  • EP4303581B1 patent drawingFigure 3~4
  • EP4303581B1 patent drawingFigure 5

AI summary

The present application discloses a system and a method for intelligent early warning of water blooms based on the prediction of the nutritional status of water bodies, such that the nutritional status of water bodies can be predicted efficiently and accurately and early warning of water blooms can be carried out, and that the method comprises the following steps: collecting the multiscale information of the water body in the target water body; predicting the nutrient concentration of the water body in the target water body according to the multiscale information of the water body and determining the nutritional status of the water body in the target water body according to the nutrient concentration; predicting the probability of water blooms occurring according to the nutritional status of the water body and generating the corresponding warning feedback notification information according to the probability of water blooms occurring;digital display of the visualization of the nutritional status of the water body, the probability of water bloom occurrence and the warning feedback notification information, that the system includes a multi-scale information acquisition module, a module for identifying a nutritional status, a water bloom early warning module and a digital visualization module.;