Vehicle Battery Preconditioning via Remote Air Conditioning
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Solution Overview
Problem
Existing methods for preheating vehicle batteries to optimize charging performance are inefficient and energy-consuming, failing to effectively shorten charging time, especially considering temperature variations due to external conditions.
Innovation Solution
A system and method that determines remote air conditioning and in-vehicle battery conditioning settings based on battery temperature, using a control unit to adjust indoor air conditioning and battery heater operations to maintain optimal temperature for efficient charging.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If battery preheating is performed using conventional winter mode function, then battery temperature is increased to secure driving performance, but charging performance is not optimized and charging time is not significantly reduced
Solution Approach 1:
The system performs preliminary battery heating through air conditioning before charging begins. The control unit activates the air conditioning system to heat the battery in advance, ensuring the battery reaches optimal temperature for rapid charging before the charging process starts, thereby improving charging performance without relying solely on conventional winter mode functions
Solution Approach 2:
The control unit continuously monitors battery temperature and adjusts the air conditioning operation accordingly. By receiving battery status information and comparing it with reference temperature values, the system dynamically controls the heating process to maintain optimal battery temperature for charging, ensuring both driving performance and charging performance are optimized
2Loss of time
If battery conditioning is performed to optimize charging performance, then charging time is reduced, but energy consumption increases
Solution Approach 1:
The system performs preliminary battery heating through air conditioning before charging begins. By heating the battery in advance to optimal temperature, the system enables faster charging rates during the actual charging process, reducing overall charging time and making the energy investment in preheating worthwhile
Solution Approach 2:
The control unit adjusts operating parameters of the air conditioning system based on battery temperature feedback. By dynamically modifying cooling/heating capacity and operation timing, the system optimizes energy consumption while ensuring battery reaches optimal temperature for efficient charging, balancing energy investment with charging time reduction
3Ease of operation
If remote air conditioning control is implemented, then user convenience is improved, but system complexity increases
Solution Approach 1:
The control unit integrates multiple functions including air conditioning control, battery temperature monitoring, and charging management into a single system. By making the control unit universal and multi-functional, the system avoids adding separate dedicated hardware for each function, thereby improving user convenience through remote control capability while minimizing the increase in system complexity
Solution Approach 2:
The system automatically monitors battery temperature and adjusts air conditioning operation without requiring constant user intervention. The control unit receives battery status information and autonomously controls heating/cooling operations, enabling remote air conditioning control functionality while reducing the complexity of user-interface requirements and automated decision-making logic
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
Optimizes battery charging performance by efficiently adjusting battery temperature before charging, reducing time and energy consumption, and enabling user control through a smartphone application.
Implementation Method 1
increase a battery temperature to the set reference temperature
Implementation Method 2
turn on the vehicle indoor air conditioning to a set reference temperature
Data Source
AI summary
A system for conditioning a vehicle battery interworking with remote air conditioning includes: a receiving unit that receives remote air conditioning execution setting and in-vehicle battery conditioning execution setting after a vehicle is parked; and a control unit that is configured to determine whether the remote air conditioning execution setting and the in-vehicle battery conditioning execution setting are received, and control to turn on or off vehicle indoor air conditioning and executes battery conditioning based on a determination result.