About 300W Liquid Cooled PEM Fuel Cell Stack
300W Liquid Cooled PEM Fuel Cell Stack
ProductCode: 5035000
This liquid cooled stack provides 300W of electrical power. It can be operated with dry or ambient media. The simplifies the overallsystem. The stack can be used in e-mobility applications or testingenvironments.
Output Performance:
- NominalPower: 300 W
- Nominal Current: 18 A (at nominal power)
- Open Circuit Voltage: 30 V
- Number of cells in the stack: 30
- Operational Voltage Range: 15 - 30 V
- Efficiency: 45% at 300W
Hydrogen Fuel Requirement:
- HydrogenPurity: >99.99% (CO content being <1 ppm)
- Hydrogen Pressure: 250 - 350 mbar
- Hydrogen Consumption: 4.5L/min (atnominal power)
Environmental Characteristics:
- Ambient Temperature:5 to 55 ºC
Physical Characteristics:
- Stack Size(mm): 175*85*95mm
- Stack Weight: 1.7kg
- Couplings: G1/4" (Female Thread)
Advanced Cooling and DurabilityEmploying liquid cooling, the fuel cell stack efficiently manages heat produced during operation, ensuring reliable performance even under extended use. With robust graphite flow plates and stainless steel end plates, the unit demonstrates exceptional resistance to corrosion and mechanical stress, making it suitable for demanding environments. Its high strength and durability allow for continuous operation in various settings.
Efficient Energy GenerationWith an efficiency rating of up to 48%, this fuel cell stack maximizes the conversion of hydrogen gas into electrical energy. The platinum catalyst and Nafion membrane contribute to consistent power output, while the units variable cell configuration enables flexible voltage and current adjustments to meet different application requirements. Quick start-up time of less than 60 seconds ensures minimal delay in achieving operational readiness.
Versatile ApplicationsFrom educational demonstrations to backup power and research laboratories, the 300W PEM fuel cell stack offers adaptable usage. Its compact dimensions and lightweight design facilitate easy integration into experimental setups, portable devices, and small-scale energy systems. High purity hydrogen fuel and precise humidity control support efficient long-term operation in diverse environments.
FAQs of 300W Liquid Cooled PEM Fuel Cell Stack:
Q: How do I start up the 300W liquid cooled PEM fuel cell stack?
A: To start up the fuel cell stack, supply high-purity hydrogen gas (>99.99%) to the hydrogen inlet and ensure proper liquid cooling and humidification. The unit initiates electrical output within 60 seconds, provided operating temperature is between 5C and 70C and humidity remains in the 30%-95% range.
Q: What is the recommended hydrogen purity for optimal fuel cell performance?
A: The fuel cell stack requires hydrogen gas of at least 99.99% purity to avoid contamination and degradation, ensuring peak efficiency and prolonging stack life beyond 5,000 hours. Lower purity can reduce output and potentially damage cell components.
Q: Where can this PEM fuel cell stack be used effectively?
A: This stack is ideal for laboratories, educational demonstrations, backup power solutions, portable power, and research applications. Its compact size and robust construction make it suitable for varied settings, including experimental, field, and mobile environments.
Q: What maintenance is required during continuous operation?
A: Regularly monitor liquid coolant levels, stack humidity, and hydrogen purity. Inspect for leaks and ensure the stack remains within recommended temperature and humidity ranges to maintain efficiency and longevity. Cleaning external surfaces and periodic integrity checks of connectors and plates are advised.
Q: When is it necessary to adjust the cell configuration in the stack?
A: The number of cells in the stack can be varied (typically 20-40) depending on the desired output voltage (16-24V DC) and current (12.5A-18.7A). Adjust cell configuration when your application demands specific electrical parameters or during setup for different experimental conditions.
Q: What are the primary benefits of using a liquid cooled PEM fuel cell stack?
A: Liquid cooling provides efficient thermal management for continuous, high-load operation, enhancing durability and performance. Combined with high purity hydrogen, platinum catalyst, and robust materials, the fuel cell delivers reliable power with rapid startup and long service life.
Q: How does the fuel cell stack achieve efficient moisture management?
A: The stack is designed to be adequately humidified, ensuring membrane performance while preventing drying or flooding. Maintaining proper humidity levels (30%-95% RH) is crucial for optimal chemical reaction rates and overall system efficiency.