Integrated Irrigation Testing Device for Nutrient Solution Precision
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Solution Overview
Problem
Current technologies lack integrated solutions for high-precision nutrient solution dynamic preparation and detection of nutrient iron concentration information, particularly in the context of facility agriculture, which is essential for precise irrigation and fertilization systems.
Innovation Solution
An integrated testing device with fertilization, residual liquid recovery, disinfection, and parameter detection pipelines, along with a control system, that includes water and fertilizer parameter monitoring, fertilizer absorbing channel, and backflow channel detection, enabling precise irrigation and nutrient solution preparation through manual or automatic control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If integrated functions of fertilization, residual liquid recovery and disinfection, spraying, dripping and irrigation load simulation, water and fertilizer parameter detection, fertilizer absorbing channel parameter detection and backflow channel parameter detection are combined in one device, then the precision irrigation and nutrient solution precise preparation can be realized, but the device complexity increases
Solution Approach 1:
The patent combines multiple independent functions including fertilization, residual liquid recovery, disinfection, spraying, dripping, irrigation load simulation, water and fertilizer parameter detection, fertilizer absorbing channel parameter detection, and backflow channel parameter detection into a single integrated testing device. This merging of functions allows the device to achieve precise irrigation and nutrient solution preparation while reducing the need for multiple separate devices, thereby managing complexity through functional integration.
Solution Approach 2:
The testing device is designed with multi-functionality to perform various operations related to facility agriculture research. It can conduct fertilization tests, recover residual liquids, perform disinfection, simulate irrigation loads, and detect multiple parameters simultaneously. This universal design enables the device to satisfy diverse testing requirements in facility agriculture while maintaining a single unified structure.
2Adaptability or versatility
If manual control and automatic control modes are provided with complete switchover capability, then the flexibility and adaptability of the system is improved, but the control system complexity increases
Solution Approach 1:
The control system is designed to be dynamic, allowing seamless switching between manual control mode and automatic control mode. The system can adapt its operational characteristics based on user needs, transitioning from manual operation to automated operation with complete switchover capability. This dynamic design provides flexibility and adaptability while managing control system complexity through structured mode transition mechanisms.
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 solution enables efficient fertilization by combining nutrient solution dynamic preparation with nutrient iron concentration detection, ensuring high-precision nutrient delivery and load simulation, thereby improving crop quality and yield while facilitating research and development in facility agriculture.
Implementation Method 1
the fertilization pipeline comprising a water supply pump (2), a fertilization control electromagnetic valve (3), a fertilizer mixing tank (8), an irrigation pump (9), and an irrigation control electromagnetic valve (10) sequentially connected
Implementation Method 2
a fertilization control electromagnetic valve (3), an irrigation control electromagnetic valve (10)
Implementation Method 3
flow sensor A (21) and flow sensor B (30)
Implementation Method 4
pressure sensor A (22) and pressure sensor B (29)
Implementation Method 5
pH sensor A (15) and pH sensor B (27)
Implementation Method 6
EC sensor A (19) and EC sensor B (26)
Implementation Method 7
main nutrient element ion concentration transferring and transforming module (14)
Implementation Method 8
the residual liquid recovery and disinfection pipeline
Data Source
AI summary
A testing device for integrated irrigation and disinfection includes a centrifugal pump, pressure sensors, flow sensors, an ion concentration sensor, and a control system. The testing device has comprehensive functions of fertilization, spray and drip irrigation load simulation, water and fertilizer parameter detection, fertilizer absorbing channel parameter detection and backflow channel parameter detection. The detection of nutrient ion concentration in a nutrient solution is combined with the aspects of irrigation, dynamic preparation of a nutrient solution and disinfection of a nutrient solution, to realize a high-precision dynamic preparation of a nutrient solution and irrigation area load simulation, and satisfy the requirements on a test system during a research and development process of an irrigation and fertilization system. The testing device is applicable to the research on the techniques and the development of a system for precise irrigation and accurate preparation of a nutrient solution in the field of facility agriculture.