TRB+机场的电气化和氢气技术（演讲PPT）-44页_5mb

Analysis Summary: Electrification and Hydrogen Technologies in Airports

Introduction

• Aviation accounts for 2% of global CO₂ emissions and aims for net-zero by 2050.
• Electric aviation is emerging, focusing on reducing emissions and operational costs.

Timeline and Aircraft Types

• Electric propulsion expected from 2025, with full adoption by 2040.
• Short-term: urban air mobility (UAM), medium-term: regional aviation, long-term: longer-range systems.

Impact on Demand

• Lower operational expenditures (OPEX) for flight operators.
• Increased accessibility for point-to-point air mobility; airports may become transportation hubs.

Operational Safety Risks

• Key risks include battery fires, hydrogen leaks, and unique firefighting challenges.
• Mitigation strategies involve joint training, visual aids for ramp operations, and evolving standards.

Stakeholder Ecosystem

• Involved parties include airport operators, AAM providers, regulators (FAA), and utilities.
• Vertiport operations require clear safety management and operational roles.

Emerging Fuels and Infrastructure

• Technologies: batteries, fuel cells, and hydrogen for various aircraft.
• Refueling methods: battery swapping, hydrogen container swaps, and on-site production.
• Power supply needs resilient airport grids and microgrids.

Policy and Planning Considerations

• Policy impacts include shifts in fuel revenues and utility regulations.
• Planning: incorporate e-aircraft trends into master plans; address compatibility studies.
• Funding mechanisms and standardized guidelines needed for new infrastructure.

Further Resources

• Recommended readings include ACRP Research Reports (236, 243), safety guidelines, and industry publications like those from SAE and AAAE.