Sprinkler Head Performance Evaluation in Turf Irrigation

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Solution Overview

Problem

Identifying underperforming sprinkler heads in large turf irrigation systems is difficult due to their numerous distribution and the labor-intensive nature of manual inspection, which can lead to non-uniform spray patterns affecting turf grass quality.

Innovation Solution

An irrigation system auditing method that collects data on soil moisture, turf quality, and sprinkler head locations using a mobile data collection vehicle and processes it with a computing device to generate performance scores, identifying potentially underperforming sprinkler heads through soil moisture uniformity, turf quality, and compaction analysis.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual inspection methods are used to identify underperforming sprinkler heads, then inspection thoroughness can be maintained, but labor time and cost increase significantly

Engineering Contradiction:
Improveinspection thoroughnessVSAvoidlabor time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent replaces manual mechanical inspection with an automated electronic system that uses sensors, data collection devices, and computing hardware to detect sprinkler head performance. The system automatically measures spray patterns, water distribution, and system parameters without human physical inspection, thereby maintaining detection precision while eliminating labor time consumption.

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

Solution Approach 2:

The irrigation system performs self-diagnosis through integrated sensors and controllers that automatically monitor sprinkler head performance, detect anomalies, and identify underperforming components. The system serves itself by generating performance reports and alerts without requiring external manual inspection, thus maintaining thoroughness while saving time.

Inventive Principle:
Principle #25Self-service

2Productivity

If automated data collection systems are deployed across large turf sites, then inspection efficiency improves, but system complexity increases

Engineering Contradiction:
Improveinspection efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent divides the large turf site into multiple zones or segments, each equipped with its own data collection devices and sensors. The system processes data segment by segment rather than requiring a single complex system to cover the entire area, thereby improving inspection efficiency while managing complexity through modular deployment.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs universal data collection devices and controllers that can be deployed across different locations and sprinkler types within the turf site. These multi-functional devices perform multiple measurement tasks (flow rate, pressure, spray pattern detection) using single integrated units, improving efficiency without proportionally increasing overall system complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS9200985B2Evaluating sprinkler head performance within a turf irrigation system
Publication Date: 2015.12.01 THE TORO COMPANY
  • US9200985B2 patent drawing
  • US9200985B2 patent drawing
  • US9200985B2 patent drawing

AI summary

Systems and methods for evaluating individual sprinkler head performance within a turf irrigation system are disclosed.