Gas generator setup method and system

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Solution Overview

Problem

Existing portable gas generators are often too expensive and inadequate to handle the high transient current draw of air conditioning units during power outages, leading to system failure, as they require high power output to accommodate steady-state power needs.

Innovation Solution

A system incorporating a gas generator coupled with an interlock switch and an electrical panel, including a current reducer for the air conditioning unit to mitigate transient current draw, allowing the use of lower power and less expensive generators for whole house backup power, including air conditioning units.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a large-capacity gas generator is used to accommodate the transient current draw of air conditioning units, then the generator can reliably power the air conditioning unit during power outages, but the generator becomes very large and expensive

Engineering Contradiction:
Improvegenerator reliabilityVSAvoidgenerator size
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

A current reducer device is introduced as an intermediary component between the generator and the air conditioning unit. This device actively manages and reduces the transient current draw during compressor startup, allowing a smaller generator to reliably power the air conditioning unit without being overwhelmed by peak current demands

Inventive Principle:
Principle #24Intermediary (Mediator)

2Device complexity

If a small-capacity gas generator is used to reduce cost and size, then the generator is more affordable and compact, but it cannot handle the transient current draw of air conditioning units and fails during power outages

Engineering Contradiction:
Improvegenerator sizeVSAvoidgenerator reliability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The current reducer acts as a protective intermediary that enables a compact, affordable generator to reliably handle air conditioning loads by actively managing current draw and preventing transient current from overwhelming the smaller generator capacity

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system dynamically changes the electrical parameters (current draw) by using a current reducer to modify the transient current characteristics during compressor startup, allowing the generator to operate within its reduced power capacity while maintaining reliability

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20240426499A1Gas generator setup method and system
Publication Date: 2024.12.26 CHAIKLIN ROBERT
  • US20240426499A1 patent drawing
  • US20240426499A1 patent drawing

AI summary

A system that includes a gas generator coupled to a gas supply and configured to generate alternating current (AC) electricity and a receptacle coupled to the gas generator and configured to receive AC electricity from the gas generator. The system also includes an interlock switch coupled to the receptacle and configured to switch to gas generator power when a power outage occurs. Further, the system includes an electrical panel coupled to the interlock switch, the electrical panel including at least one circuit breaker. Further still, the system includes an air conditioning unit, the air conditioning unit including a current reducer configured to reduce the transient current draw encountered during startup of a compressor of the air conditioning unit.