Portable Battery Power Pack Using EV Fast Charging for Film Sets
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Solution Overview
Problem
The video and cinema production industry faces challenges in providing rapid and clean power to audiovisual equipment due to limitations in traditional power sources, with generators causing pollution and high-performance batteries taking too long to charge, especially when access to traditional electric power is limited.
Innovation Solution
A portable power apparatus and system that utilizes electric vehicle charging stations to rapidly charge batteries, equipped with multiple charging and power supply ports, and a communication module to interface with EV charging networks, enabling high voltage input and output capabilities to support power-hungry audiovisual equipment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Power
If generators are used to supply power to audiovisual equipment, then ample power is available, but air pollution and sound pollution occur
Solution Approach 1:
The patent changes the energy source parameter from fossil fuel combustion (generators) to electrochemical energy storage (batteries), eliminating pollution while providing sufficient power. The battery system is designed with high capacity cells arranged in series/parallel configurations to deliver the necessary power levels for professional audiovisual equipment.
Solution Approach 2:
The patent replaces the mechanical combustion system of generators with an electrochemical battery system. This substitution eliminates moving parts, combustion processes, and associated emissions, while providing clean DC power that can be converted to AC power when needed through integrated inverters.
2Ease of operation
If traditional electric power service is used for charging batteries, then charging infrastructure is available, but charge output is limited to 12 kw
Solution Approach 1:
The portable power apparatus is designed with universal charging capability, accepting multiple input sources including standard 120V/240V household outlets and high-power EV charging stations. The system includes adaptive charging controllers that automatically detect and optimize charging parameters based on the connected source, enabling the same device to function with both traditional and advanced charging infrastructure.
Solution Approach 2:
The charging system dynamically adapts its operation based on the connected power source. When connected to EV charging stations, the system activates high-power charging modes with appropriate current limiting and thermal management. When connected to traditional outlets, it switches to standard charging modes, optimizing performance for each scenario.
3Power
If high-performance batteries are used to provide ample power, then power capacity is sufficient, but charging time is excessive
Solution Approach 1:
The battery system is segmented into multiple high-capacity cells that can be charged independently or in parallel. This segmentation allows the system to accept higher total charging power by distributing the charging current across multiple cells, reducing overall charging time while maintaining safety and thermal management.
Solution Approach 2:
The patent employs advanced battery chemistry and composite electrode materials that enable faster ion transport and higher charge acceptance rates. These materials maintain structural integrity during rapid charging cycles while providing high energy density, allowing the system to accept power from EV charging stations without compromising battery longevity.
4Productivity
If EV charging stations are used to rapidly charge batteries, then charging speed increases, but infrastructure compatibility is limited
Solution Approach 1:
The portable power apparatus incorporates universal charging interfaces and communication protocols that enable compatibility with multiple charging standards including EV charging stations and traditional electrical outlets. The system includes built-in protocol handlers and adaptive controllers that automatically negotiate charging parameters with different power sources, making the same device work across diverse infrastructure environments.
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 reliable, clean, and rapid power supply to audiovisual equipment, overcoming the limitations of traditional charging methods by leveraging EV charging infrastructure for efficient battery charging and high voltage power delivery.
Implementation Method 1
a battery arranged in the housing... configured to receive a first input voltage, which is configured to charge the battery... configured to deliver a first output voltage supplied by the battery
Data Source
AI summary
A portable power apparatus includes a housing, a battery, a first charging port, a second charging port, a first power supply port, a second power supply port, and a communication module. The first charging port includes at least five pins and is configured to receive a first input voltage. The second charging port is configured to receive a second input voltage that is less than the first input voltage. The first power supply port is configured to deliver a first output voltage. The second power supply port is configured to deliver a second output voltage that is greater than the first output voltage. The communication module is configured to communicate with a source of electrical energy and includes a transmitter configured to communicate that the battery is configured to receive the first input voltage.