Vehicle Air Compressor Control for Tool-Specific Pressure Demand

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Solution Overview

Problem

Existing vehicles lack an efficient system to control air compressor operation based on the type of external tool connected and the operation being performed, leading to potential downtime and user inconvenience.

Innovation Solution

A vehicle air compressor control system that determines the type of external tool and operation being performed, adjusts air pressure in the storage tank accordingly, and provides real-time monitoring to ensure continuous operation with minimal downtime.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a fixed air pressure is maintained in the storage tank, then the system is simple to operate, but external tools may experience downtime when pressure requirements are not met

Engineering Contradiction:
Improveexternal tool uptimeVSAvoidcontrol system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The air compressor control system dynamically adjusts the air pressure in the storage tank based on the detected operation type of external tools. The system transitions from a static fixed-pressure approach to a dynamic variable-pressure approach, where the target pressure changes according to real-time tool operation requirements, thereby ensuring continuous tool availability without excessive complexity

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system incorporates feedback mechanisms by detecting the operation type of external tools and using this information to adjust the air pressure control strategy. The control system receives feedback about tool pressure requirements and continuously adapts the compression output to maintain optimal pressure levels, ensuring near-100% tool uptime while avoiding unnecessary system complexity

Inventive Principle:
Principle #23Feedback

2Reliability

If the air compressor runs continuously to maintain high pressure, then external tools can operate without downtime, but energy consumption increases

Engineering Contradiction:
Improveexternal tool uptimeVSAvoidair compressor energy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

Instead of continuously running the air compressor at full capacity, the system applies partial action by adjusting the compression output to match the actual pressure requirements of different tool operations. The compressor operates at variable levels - running continuously only when needed to maintain pressure for specific operation types, and reducing or stopping when pressure requirements are met, thereby optimizing energy consumption while maintaining tool availability

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The system changes the operating parameters of the air compressor based on detected tool operation types. By varying pressure targets and compression rates according to specific operation requirements, the system avoids continuous full-power operation, reducing energy consumption while ensuring pressure levels are sufficient for the current tool being used

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If the air pressure is increased to meet maximum tool requirements, then all tools can operate, but energy is wasted when lower pressure suffices

Engineering Contradiction:
Improvetool compatibilityVSAvoidcompressor energy waste
Core Design Contradiction:
Adaptability or versatilityVSLoss of energy

Solution Approach 1:

The control system applies local quality by tailoring the air pressure output to the specific requirements of each tool operation type rather than uniformly maintaining maximum pressure for all tools. Different operation types receive appropriately matched pressure levels - high-pressure operations get high pressure, while low-pressure operations receive lower pressure, eliminating energy waste while maintaining versatility across different tool types

Inventive Principle:
Principle #3Local quality

4Ease of operation

If manual pressure adjustment is used, then the system is simple, but user convenience and response time are reduced

Engineering Contradiction:
Improvesystem simplicityVSAvoidtool operation efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The air compressor control system performs self-service by automatically detecting tool operation types and adjusting pressure levels without requiring manual user input. The system autonomously monitors tool usage, identifies operation types, and modifies compression parameters accordingly, greatly improving user convenience and response time while maintaining system simplicity through automated decision-making algorithms

Inventive Principle:
Principle #25Self-service

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

Ensures near-100% uptime of external tools by dynamically adjusting air pressure, eliminating the need for separate portable compressors and providing timely notifications for pressure requirements.

Implementation Method 1

The air compressor may be configured to supply compressed air that may be used to operate an external tool

Methodology Applied
Scientific EffectCompression: Compression

Data Source

PatentUS12435713B2Systems and methods for controlling vehicle air compressor
Publication Date: 2025.10.07 FORD GLOBAL TECH LLC
  • US12435713B2 patent drawing
  • US12435713B2 patent drawing
  • US12435713B2 patent drawing

AI summary

A vehicle having an air compressor, an air storage tank and a sensor is disclosed. The air compressor may supply compressed air to the air storage tank, and the air storage tank may supply the compressed air to an external tool. The sensor may be configured to receive information associated with the external tool and send the information to a vehicle processor. The processor may determine tool specification and expected tool usage characteristics based on the information associated with the external tool. The processor may further calculate a target pressure of compressed air in the air storage tank based on the tool specification and the expected tool usage characteristics. Furthermore, the processor may cause air compressor operation to fill the air storage tank with the compressed air at the target pressure.