Simulation Weapon Power Circuit for High-Current Pulse Delivery
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Solution Overview
Problem
Integrating a suitable electrical energy storage device in a simulation weapon, such as a modified handgun or rifle, is challenging due to limited installation space, especially when high current pulses are required for simulating recoil and laser emission.
Innovation Solution
Employing a combination of supercapacitors and a boost converter to provide high-current electrical pulses, allowing for a compact design by using a small energy storage device and enabling rapid firing sequences.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Power
If a suitably sized electrical energy storage device is used to provide high current pulses, then the electrical energy requirement is met, but the installation space becomes too large
Solution Approach 1:
The electrical energy storage system is segmented into two distinct parts: a small primary energy storage device (battery) for continuous power supply and multiple supercapacitors for short-term high current pulses. This segmentation allows each component to be optimized for its specific function, enabling the battery to remain small while still meeting overall power requirements through the collaborative operation with supercapacitors.
Solution Approach 2:
The system dynamically switches between different energy storage components based on power demand characteristics. The control unit detects when high current pulses are needed and activates the supercapacitors accordingly, allowing the system to adapt its power delivery configuration in real-time. This dynamic operation enables small component sizes while meeting peak power demands.
2Volume of moving object
If the energy storage device is made small to reduce installation space, then the volume requirement is met, but the short-term high current pulse requirement cannot be satisfied
Solution Approach 1:
The supercapacitors are pre-charged during periods of lower power demand from the battery. This preliminary energy storage preparation ensures that when high current pulses are needed, the already-charged supercapacitors can immediately deliver the required power without requiring a larger battery. The system performs the energy accumulation action in advance, enabling compact design while meeting peak power needs.
3Power
If multiple supercapacitors are used to provide high current pulses, then the power requirement is met, but the device complexity increases
Solution Approach 1:
The supercapacitors serve multiple functions within the system: they provide short-term high current pulses, buffer electrical or electronic loads during battery replacement or recharging, and work in parallel with the battery to extend overall system operational capacity. This multi-functionality justifies the added components by providing several benefits from a single architectural addition.
4Volume of moving object
If a small energy storage device is used, then the installation space is reduced, but the recharging frequency increases
Solution Approach 1:
The supercapacitors maintain continuous power availability by bridging the gaps between battery recharging cycles. While the small battery is being recharged, the supercapacitors continue to supply power during their discharge phase, ensuring uninterrupted operation. This continuity allows the system to use a smaller battery without increasing overall recharging frequency, as the supercapacitors carry the load during transition periods.
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 realistic simulation of firearm operations with reduced space requirements, supporting rapid firing and laser emission without the need for oversized energy storage or conversion components.
Implementation Method 1
A number of supercapacitors are arranged electrically between the consumer and the boost converter (secondary side) and/or electrically between the energy storage device and the boost converter (primary side)
Implementation Method 2
An electrical boost converter is connected between the energy storage device and the load
Implementation Method 3
This pulsed laser beam is preferably generated by a laser diode
Implementation Method 4
Recoil is typically simulated by a pneumatic system. This system might include, for example, a pneumatic valve actuated by a trigger mechanism, which releases pulsed compressed air that moves a piston
Data Source
Figure 1~2
Figure 3
Figure 4
AI summary
A simulation weapon comprises an electrical energy storage device (44) for providing electrical energy, an electrical load (34) which has a short-term electrical energy demand, and a boost converter (46) electrically arranged between the energy storage device (44) and the load (34). It is proposed that the short-term electrical energy demand of the load (34) is greater than can be supplied by the energy storage device (44) and the boost converter (46) alone, and that a number of supercapacitors (48) are electrically arranged between the load (34) and the boost converter (46).