Water-Based Nitrate Dosing for Ruminant Methane Reduction

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Solution Overview

Problem

Ruminant animals produce significant methane emissions, particularly on low-quality forage diets, posing challenges for methane reduction strategies due to toxicity concerns and inconsistent delivery of existing feed additives like nitrate supplementation.

Innovation Solution

Administering a methane reducer, such as a water-soluble nitrate or methane inhibitor, directly into the drinking water supply of ruminant animals to ensure consistent and controlled dosing, reducing methane production while minimizing adverse effects on animal welfare.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-generated harmful factors

If nitrate salts are used as feed additives to reduce methane emissions, then methane production is reduced, but nitrate toxicity risks increase

Engineering Contradiction:
Improvemethane emissionsVSAvoidnitrate toxicity
Core Design Contradiction:
Object-generated harmful factorsVSObject-affected harmful factors

Solution Approach 1:

The invention changes the delivery parameter from traditional feed mixing to water-based dosing system, enabling precise control of nitrate concentration delivered to animals, thereby reducing toxicity risks while maintaining methane reduction effectiveness

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system incorporates monitoring and control mechanisms that adjust nitrate delivery based on animal consumption patterns and environmental conditions, preventing toxic accumulation while sustaining methane emission reductions

Inventive Principle:
Principle #23Feedback

2Object-generated harmful factors

If traditional feed additives are used to reduce methane production, then methane emissions are reduced, but dosing consistency and effectiveness decrease

Engineering Contradiction:
Improvemethane emissionsVSAvoiddosing consistency
Core Design Contradiction:
Object-generated harmful factorsVSReliability

Solution Approach 1:

The water dosing system leverages the animals' own drinking behavior to automatically deliver consistent doses of nitrate, eliminating the need for manual feeding and ensuring uniform distribution across the herd based on individual consumption

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The invention replaces mechanical feed mixing and delivery systems with an automated water-based dosing system that uses fluid delivery mechanisms to achieve more consistent and reliable distribution of methane-reducing additives

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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 method effectively reduces methane emissions in ruminant animals by providing a controlled and uniform supply of methane reducers, mitigating nitrate toxicity risks and enhancing animal nutrition, with adjustable dosing to match herd characteristics and conditions.

Implementation Method 1

Ruminants produce CH4 as a by-product of the anaerobic microbial fermentation of feeds in the rumen

Methodology Applied
Scientific EffectAnaerobic fermentation: Anaerobic Digestion

Implementation Method 2

Methanogens such as Archaea present in the rumen use these end-products and produce CH4

Methodology Applied
Scientific EffectMethanogenesis: Electromethanogenesis

Implementation Method 3

Mitigation strategies have been proposed which use feed additives that are classified (a) as methane inhibitors and act directly on the methanogenesis pathway

Methodology Applied
Scientific EffectMethane inhibition:

Data Source

PatentUS20240164409A1A method of reducing methane production in a ruminant animal
Publication Date: 2024.05.23 DIT AGTECH LTD

AI summary

A method of reducing methane production in a ruminant animal, comprising administering a methane reducer to a ruminant animal by proportionally dosing the methane reducer into a drinking water supply for the ruminant animal at a dosing rate selected to deliver the methane reducer to the ruminant animal in an effective manner.