Hot Liquid Weed Control System with Segmented Supply Lines
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Solution Overview
Problem
Existing weed control apparatuses face challenges such as environmental and health risks from chemical use, high investment costs for brushing systems, and energy inefficiency in heating water for hot water-based systems.
Innovation Solution
A liquid supply system with a buffer tank, direct supply line, and hot liquid supply line that includes heating means, where the liquid is partially supplied directly and partially heated, allowing for efficient heating and reduced energy use, along with a drain line for temperature regulation and overfill prevention.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If multiple high capacity burners are used to heat water from supply container to buffer tank, then the water can be heated to required temperature, but the energy consumption and equipment complexity increase significantly
Solution Approach 1:
The liquid supply system is segmented into three distinct pathways: a first liquid supply line for cold liquid, a second liquid supply line for hot liquid, and a mixing line. This segmentation allows independent control of cold and hot liquid flows, enabling the system to use smaller, more efficient heating elements rather than requiring multiple high-capacity burners to process the entire liquid volume.
Solution Approach 2:
The mixing line acts as an intermediary between the cold liquid supply and hot liquid supply, combining the two flows to achieve the desired target temperature. This intermediary mixing mechanism allows the system to use minimal heating energy by only heating the portion of liquid that needs temperature adjustment, rather than heating the entire liquid supply.
2Temperature
If multiple high capacity burners are used to heat water from supply container to buffer tank, then the water can be heated to required temperature, but the device complexity increases
Solution Approach 1:
The liquid supply system is segmented into three distinct pathways: a first liquid supply line for cold liquid, a second liquid supply line for hot liquid, and a mixing line. This segmentation allows independent control of cold and hot liquid flows, enabling the system to use smaller, more efficient heating elements rather than requiring multiple high-capacity burners to process the entire liquid volume.
Solution Approach 2:
The mixing line acts as an intermediary between the cold liquid supply and hot liquid supply, combining the two flows to achieve the desired target temperature. This intermediary mixing mechanism allows the system to use minimal heating energy by only heating the portion of liquid that needs temperature adjustment, rather than heating the entire liquid supply.
3Quantity of substance
If all liquid is supplied through heating means to buffer tank, then the buffer tank can be filled, but the heating means must operate at full capacity continuously increasing energy use
Solution Approach 1:
Instead of heating the entire liquid supply volume, the system applies partial heating only to the portion of liquid that needs temperature adjustment. The mixing line allows cold and hot liquid to combine, so the heating means operates at reduced capacity, consuming less energy while still achieving the required buffer tank temperature.
Solution Approach 2:
The mixing line acts as an intermediary between the cold liquid supply and hot liquid supply, combining the two flows to achieve the desired target temperature. This intermediary mixing mechanism allows the system to use minimal heating energy by only heating the portion of liquid that needs temperature adjustment, rather than heating the entire liquid supply.
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 reduces energy consumption by allowing intermittent operation of heating means at lower capacity, minimizing energy use while maintaining effective weed control with reduced risk of damage or environmental impact.
Implementation Method 1
a hot liquid supply line that includes heating means for heating the liquid supplied from the supply container to the at least one buffer tank
Data Source
AI summary
An apparatus for controlling weed growing on a ground surface includes a liquid supply system configured to supply hot liquid, and dispensing means are operatively connected to the liquid supply system. The dispensing means are configured to dispense hot liquid to the weed. The liquid supply system includes at least one buffer tank that is configured to store and supply hot liquid, a liquid supply container is connected to the at least one buffer tank, and a direct supply line extends between the supply container and the at least one buffer tank. The direct supply line is configured to supply unheated liquid from the supply container directly to the at least one buffer tank and a hot liquid supply line including heating means for heating liquid supplied from the supply container to the at least one buffer tank. A method for controlling weed growth.