Irrigation Conduit Switching for Chemical Spraying
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Solution Overview
Problem
Agricultural irrigation systems are not efficiently adapted to apply chemicals approved only for sprayers, as they require separate conduit and emitter systems, which are costly and inefficient.
Innovation Solution
Converting irrigation equipment, such as center pivot machines, to function as sprayers by selectively connecting to either a groundwater source for irrigation or a chemical source for spraying, ensuring no simultaneous connection to prevent contamination, using a mechanism like an eight-inch ring lock for fluid communication switching.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If separate conduit and emitter systems are used for water and chemical distribution, then chemical application reliability is improved, but device complexity and cost increase
Solution Approach 1:
The patent applies multi-functionality by enabling the irrigation conduit system to serve dual purposes: water distribution during irrigation mode and chemical distribution during spraying mode. The same conduits, emitters, and support infrastructure are used for both functions, eliminating the need for separate chemical delivery infrastructure while maintaining reliable chemical application capability.
Solution Approach 2:
The patent merges the water distribution system and chemical distribution system into a single integrated conduit network. By combining these functions into one system with selective operational modes, the patent reduces infrastructure complexity and cost while preserving the reliability needed for regulated chemical application.
2Device complexity
If the same conduit is used for both water and chemical sources, then device complexity is reduced, but risk of water source contamination increases
Solution Approach 1:
The patent applies dynamics by implementing a switchable operational mode system where the conduit's function changes based on operational requirements. The system dynamically transitions between irrigation mode (connected to water source) and spraying mode (connected to chemical source), ensuring that only one source is connected at a time. This dynamic switching mechanism, controlled by operational procedures and physical disconnect requirements, prevents contamination while maintaining system simplicity.
Solution Approach 2:
The patent introduces procedural intermediaries (operational protocols, disconnect requirements, and mode switching procedures) that mediate between the conduit system and the sources. These intermediaries ensure that the conduit is properly disconnected from the water source before connecting to a chemical source, preventing contamination while allowing the same conduit to serve both functions.
3Adaptability or versatility
If irrigation machines are converted to sprayers, then adaptability is improved, but operational complexity increases
Solution Approach 1:
The patent implements dynamic mode switching that allows the irrigation machine to adapt between irrigation and spraying functions. The operational complexity is managed through clear mode transition protocols and physical disconnect requirements, making the versatility achievable while maintaining operational simplicity through standardized procedures.
Data Source
AI summary
An irrigation machine is selectively converted into a sprayer for applying chemicals that have been approved for use only by spraying equipment. A method is disclosed for irrigating and spraying crops using the same conduit connected to either an irrigation ground water source or a sprayer-approved chemical source, but at no time is the conduit connected to both sources simultaneously. The method includes connecting the input of a conduit to a ground water source, irrigating the crops with water from the ground water source, disconnecting the input of the conduit from the ground water source, connecting the input of the same conduit to a sprayer-approved chemical source, and spraying the crops with chemical from the chemical source.