Pneumatic Calcium Hypochlorite Delivery for Canal Debris

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Solution Overview

Problem

Agricultural water canal systems face challenges due to biological contamination, including algae and organic debris, which lead to fouling and plugging, necessitating effective and environmentally sound treatment methods to maintain water flow and quality.

Innovation Solution

A method involving the delivery of calcium hypochlorite in a solid form through a gaseous stream, entrained in an air stream, which is propelled to the canal surface to treat the entire surface uniformly, targeting high infestation areas and effectively decomposing organic debris without being impacted by low water flow conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional liquid biocide treatments are applied to canal surfaces, then biological contamination is reduced, but the treatment effectiveness is compromised by low water flow conditions and uneven distribution

Engineering Contradiction:
Improvetreatment effectivenessVSAvoidwater flow rate
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The invention changes the physical state of the biocide from liquid to solid particles, and delivers them via a gas stream instead of liquid application. This parameter change allows the biocide to remain effective regardless of water flow rate, as the solid particles are carried by air to the canal surface and deposited uniformly even in low-flow conditions.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention introduces air as an intermediary carrier to deliver solid biocide particles to the canal surface. This intermediary approach bypasses the problem of water flow rate affecting treatment distribution, as the air stream independently carries the biocide to the target surface regardless of underlying water movement conditions.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Manufacturing precision

If solid biocide particles are delivered via air stream to canal surface, then uniform treatment coverage is achieved, but the complexity of the delivery system increases

Engineering Contradiction:
Improvetreatment uniformityVSAvoiddelivery system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The invention uses pneumatic principles to deliver solid biocide particles through an air stream. This approach achieves uniform distribution across the canal surface by utilizing air flow patterns, while avoiding the need for complex mechanical spraying or pumping systems that would be required for liquid or solid alternative delivery methods.

Inventive Principle:
Principle #29Pneumatics and hydraulics

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 method provides effective decomposition of organic debris, maintaining water flow and quality, reducing the need for frequent treatments, and minimizing environmental harm, while being cost-effective and safe for agricultural use.

Implementation Method 1

delivery of a treatment chemical (preferably calcium hypochlorite), in a solid form, to the surface of the water of a canal by propelling a gaseous stream (preferably an air stream) in which the treatment chemical is entrained

Methodology Applied
Scientific EffectEntrainment: Entrainment

Implementation Method 2

effective decomposition of organic debris

Methodology Applied
Scientific EffectDecomposition: Decomposition (biological)

Data Source

PatentUS8480909B2Method for treatment of canals
Publication Date: 2013.07.09 DEERPOINT GROUP LLC
  • US8480909B2 patent drawing
  • US8480909B2 patent drawing
  • US8480909B2 patent drawing

AI summary

A method of treating an agricultural-water canal to decompose organic debris in the agricultural-water canal provides a controlled delivery of calcium hypochlorite particles to the surface of water by entraining calcium hypochlorite particles in an air stream and then propelling the calcium hypochlorite-laden air stream at high velocity to the surface of the water, whereat the calcium hypochlorite particles are released from the air stream. A device for implementing the method is also disclosed. The device includes a gas blower, a feed hopper and a port which is adapted to direct and propel the biocide-laden gaseous stream to the surface of water in the agricultural-water canal.