Principal Director for Renewable Energy Generation and Storage
Dr. Robert Mantz assumed the role of Principal Director for Renewable Energy Generation and Storage (REG&S) at the Office of the Under Secretary of Defense for Research and
Compressed air, flywheels and more: Energy storage
Compressed air energy storage. This is similar to pumped hydro, except that it involves using surplus power to compress and pump air instead of water into a space such as a cave or mine shaft. The
Department of the Air Force Launches Pilot Program to Incentivize
Article originally published February 1, 2022. Provided by the U.S. Air Force and reprinted with permission. As part of its effort to streamline operations and increase aircraft range and
"From Anti-Aircraft Guns to Directed Energy Weapons:
In the digital age, air defense technology has evolved dramatically with advanced computerized command and control systems, stealth technology and countermeasures, and directed energy weapons
Energy Storage Technologies in Aircraft Hybrid-Electric Propulsion
In solar-powered aircraft, an energy storage system is needed to meet the intense power demand during takeoff, landing, and some maneuvers and to provide energy to continue uninterrupted
Principal Director for Renewable Energy Generation
Dr. Robert Mantz assumed the role of Principal Director for Renewable Energy Generation and Storage (REG&S) at the Office of the Under Secretary of Defense for Research and Engineering (OUSD (R&E)) in
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6 FAQs about [Flying air defense energy storage]
Why do aircraft need solar energy storage?
In solar-powered aircraft, an energy storage system is needed to meet the intense power demand during takeoff, landing, and some maneuvers and to provide energy to continue uninterrupted flight at night or in conditions of insufficient solar radiation (Gang & Kwon, 2018).
Why do aircraft use electrical energy storage systems?
In today’s aircraft, electrical energy storage systems, which are used only in certain situations, have become the main source of energy in aircraft where the propulsion system is also converted into electrical energy (Emadi & Ehsani, 2000).
Which energy storage systems are used in solar-powered air vehicles?
In solar hybrid systems, batteries or fuel cells are usually used as auxiliary energy storage systems (Mane et al., 2016). Lithium polymer (Li-Po), lithium ion (Li-ion), and lithium-sulfur (Li-S) batteries and fuel cells are the most preferred energy storage systems in solar-powered air vehicles (Elouarouar & Medromi, 2022).
Could a hydrogen fuel storage system be used for long-range drones?
The project will see the department’s National Renewable Energy Laboratory (NREL) and aerospace and defense titan Honeywell collaborate on a prototype hydrogen fuel storage system for long-range drones. But while most hydrogen fuel is stored as a gas or liquid, the partners are eyeing a mechanism to store solid hydrogen.
Why do aircraft need a contingency reserve?
In addition to flight energy, aircraft must carry contingency reserves to account for weather, congestion and commercial considerations such the cost of a diversion. The reserve is costly because it increases the weight of the aircraft and thus its energy expenditure.
Why do aircraft batteries need chemistry and package design?
The combination of the need for high specific energy and specific power, very wide environmental capability and shallow depth of discharge, all underpinned by safety, implies that the optimization of both the chemistry and package design for aviation offer new challenges for the battery community.