Portable Standby Starting Circuit With Load Detection for Safe Ignition
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Solution Overview
Problem
Existing vehicles often face challenges in starting when the battery is depleted, leading to reliance on roadside assistance, which is time-consuming and costly.
Innovation Solution
A portable standby starting device comprising a battery circuit, a load access detecting circuit, and a vehicle starting circuit, which detects the vehicle load connection state and controls the output of a starting current to facilitate ignition without a microprocessor.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a portable standby starting device is used to enable vehicle ignition when battery is depleted, then the reliability of vehicle starting is improved, but the device complexity increases due to multiple circuits (battery circuit, load access detecting circuit, vehicle starting circuit)
Solution Approach 1:
The portable standby starting device is divided into three independent functional modules: battery circuit, load access detecting circuit, and vehicle starting circuit. Each module performs a specific function and can be independently designed, tested, and maintained. The battery circuit manages power supply, the load access detecting circuit monitors connection status, and the vehicle starting circuit executes the starting operation, thereby improving reliability through modular architecture while keeping each segment relatively simple.
Solution Approach 2:
The load access detecting circuit performs preliminary detection of the vehicle load connection state before the vehicle starting circuit activates. This preliminary action ensures that the starting current is only output when proper connection is confirmed, preventing erroneous operations and enhancing reliability without requiring complex real-time control systems.
2Reliability
If load access detecting circuit is added to detect vehicle load connection state and control starting current output, then the safety of ignition operation is improved, but the device complexity increases
Solution Approach 1:
The load access detecting circuit continuously monitors the vehicle load connection state and provides feedback signals to control the vehicle starting circuit. When the detection circuit confirms proper connection, it enables the starting current output; when connection is improper, it blocks the output. This feedback mechanism ensures safe operation by preventing starting current discharge unless proper connection is verified, thereby improving ignition safety without requiring complex control algorithms.
Solution Approach 2:
The load access detecting circuit automatically performs detection and control functions without requiring external intervention or complex processing. The circuit self-monitors the connection state and self-regulates the starting current output based on detection results, providing simple yet effective safety control through autonomous operation.
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
Enables convenient and safe ignition of vehicles without a charged battery, reducing the need for roadside assistance and saving time and money.
Implementation Method 1
the battery circuit is coupled to the load access detecting circuit and the vehicle starting circuit, and is configured to supply power to the load access detecting circuit and the vehicle starting circuit
Implementation Method 2
the load access detecting circuit is coupled to the vehicle starting circuit, and is configured to generate a control signal according to a detected vehicle load connection state
Implementation Method 3
the vehicle starting circuit is configured to, when detecting the control signal, control whether the vehicle starting circuit outputs a vehicle starting current or not according to the control signal; and the vehicle starting current is used for performing an ignition operation for the vehicle
Data Source
AI summary
The present disclosure provides a portable standby starting device for a vehicle. The portable standby starting device includes a battery circuit, a load access detecting circuit, and a vehicle starting circuit, wherein the battery circuit is coupled to the load access detecting circuit and the vehicle starting circuit, and is configured to supply power to the load access detecting circuit and the vehicle starting circuit; the load access detecting circuit is coupled to the vehicle starting circuit, and is configured to detect whether the vehicle starting circuit is connected to a vehicle load; the vehicle starting circuit is configured to, when the load access detecting circuit detects the connection of the vehicle load, output a vehicle starting current for controlling an ignition operation performed for the vehicle.