18580331. METHOD FOR OPERATING A FUEL CELL SYSTEM simplified abstract (Robert Bosch GmbH)
Contents
METHOD FOR OPERATING A FUEL CELL SYSTEM
Organization Name
Inventor(s)
Jonas Breitinger of Stuttgart (DE)
Matthias Rink of Herrenberg (DE)
METHOD FOR OPERATING A FUEL CELL SYSTEM - A simplified explanation of the abstract
This abstract first appeared for US patent application 18580331 titled 'METHOD FOR OPERATING A FUEL CELL SYSTEM
The invention pertains to a method for operating a fuel cell system, specifically during cold starts and under freezing conditions, to adjust the coolant temperature at the entry point into the stack to a desired stagnation temperature.
- Adjusting coolant temperature during fuel cell system start-up
- Particularly useful during cold starts and freezing conditions
- Bringing coolant temperature to desired level for optimal performance
- Ensuring efficient operation of the fuel cell system
- Enhancing stack performance and longevity
Potential Applications: - Automotive industry for fuel cell vehicles - Stationary power generation systems - Portable fuel cell devices - Aerospace applications - Marine propulsion systems
Problems Solved: - Ensures proper functioning of fuel cell system during start-up - Prevents damage to the stack due to extreme temperatures - Optimizes performance and efficiency of the system
Benefits: - Improved reliability and longevity of fuel cell systems - Enhanced performance during cold starts and freezing conditions - Energy efficiency and reduced maintenance costs - Environmentally friendly operation with zero emissions - Increased overall system efficiency
Commercial Applications: Title: "Optimized Coolant Temperature Control for Fuel Cell Systems" This technology can be applied in various industries such as automotive, stationary power generation, aerospace, marine, and portable devices. It offers improved efficiency, reliability, and performance, making it a valuable solution for companies looking to adopt fuel cell technology.
Questions about Fuel Cell System Coolant Temperature Control: 1. How does adjusting the coolant temperature impact the overall performance of a fuel cell system? Adjusting the coolant temperature ensures optimal operating conditions for the stack, leading to improved efficiency and longevity of the system.
2. What are the key challenges faced during cold starts and under freezing conditions in fuel cell systems? Cold starts and freezing conditions can impact the performance and reliability of fuel cell systems, making it crucial to control coolant temperature effectively.
Original Abstract Submitted
The invention relates to a method for operating a fuel cell system () comprising at least one stack () when starting the fuel cell system (), in particular when during a cold start of the fuel cell system and/or start of the fuel cell system () under freezing conditions, in order to bring, in particular to adjust, a coolant temperature (TCoolIn) at the entry point into the stack () to a desired stagnation temperature (Ts), the method comprising the following steps:
