Electronic Digital Governor With Display And Button Control

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Solution Overview

Problem

Existing governors for generators and reciprocating engines are analog and imprecise, requiring separate mechanical knobs for parameter adjustment and lacking a display for exact value visualization, making precise control challenging.

Innovation Solution

An electronic digital governor with a user-friendly interface featuring a digital display and single-button control for precise parameter adjustment, sealed to prevent moisture and temperature extremes, and enhanced heat dissipation, utilizing a printed circuit board with control circuitry and a keypad for intuitive operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If analog governors with mechanical knobs are used for parameter control, then the device structure is simple, but the measurement precision and control accuracy deteriorate because users cannot see the exact value being set

Engineering Contradiction:
Improveparameter adjustment precisionVSAvoidgovernor structure complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces mechanical knobs and analog controllers with electronic digital controls including a display screen and electronic buttons. This substitution enables precise digital parameter adjustment with visible feedback on the display, eliminating the imprecision of mechanical knob adjustment while maintaining reasonable structural complexity through integrated electronic components.

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

2Ease of operation

If separate mechanical knobs are provided for each operational parameter, then the device structure is simple, but the ease of operation deteriorates due to multiple controls and lack of visual feedback

Engineering Contradiction:
Improveparameter adjustment easeVSAvoidcontrol interface complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent implements a universal digital control interface where a single display screen and set of electronic buttons can control multiple operational parameters. The display provides visual feedback for all parameters, and the electronic button interface allows consistent interaction methods for different functions, improving ease of operation compared to multiple specialized mechanical knobs.

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

3Reliability

If the governor is sealed to prevent moisture and temperature damage, then the reliability improves, but the heat dissipation capability may deteriorate due to enclosed structure

Engineering Contradiction:
Improveprotection against moisture and temperature extremesVSAvoidheat dissipation efficiency
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The patent employs sealed enclosures with gaskets and protective coatings that prevent moisture ingress while incorporating heat dissipation features. The sealed structure protects internal electronics from environmental damage, while thermal management is achieved through controlled ventilation paths, heat sinks, or thermally conductive materials integrated into the sealed housing design.

Inventive Principle:
Principle #30Flexible shells and thin films

Data Source

PatentUS8744731B2Electronic digital governor and method of assembly
Publication Date: 2014.06.03 GOVERNORS AMERICA CORP
  • US8744731B2 patent drawing
  • US8744731B2 patent drawing
  • US8744731B2 patent drawing

AI summary

An electronic digital governor assembly includes a case, a printed circuit board housed within said case, the printed circuit board having control circuitry configured for controlling at least one parameter of an energy production device, and a user interface including a digital display for displaying a value of the at least one parameter and at least one button for selectively adjusting the value.