Hydrogen Fuel Basics - Department of Energy
网页Hydrogen is a clean fuel that, when consumed in a fuel cell, produces only water. Hydrogen can be produced from a variety of domestic resources, such as natural gas, nuclear power, biomass, and renewable power like solar and wind. These qualities make it an attractive fuel option for transportation and electricity generation applications.
What is hydrogen energy? | McKinsey - McKinsey & Company
网页2023年9月27日 · In this McKinsey Explainer, we look at what hydrogen energy is and explore some of the current challenges that are preventing wide-scale adoption.
The Future of Hydrogen – Analysis - IEA - International Energy …
网页2019年6月14日 · Hydrogen is one of the leading options for storing energy from renewables and looks promising to be a lowest-cost option for storing electricity over days, weeks or even months. Hydrogen and hydrogen-based fuels can transport energy from renewables over long distances – from regions with abundant solar and wind resources, such as Australia or ...
From green hydrogen to electricity: A review on recent advances ...
网页2024年1月1日 · This work reviews the most recent developments of Power-to-Hydrogen-to-Power (P2H2P) systems: conversion of power to hydrogen, its storage, transport, and re-electrification, with emphasis on their technical characteristics, novel modeling approaches, and implementation challenges.
Please explain: How does hydrogen power work? | The …
网页2021年11月30日 · Key alternative: A hydrogen fuel cell, which can convert hydrogen into electricity to power vehicles, while larger HFCs can deliver back-up power to a whole building. One of these ‘green hydrogen’ methods involves running an electric current generated by wind turbines or solar panels through …
Use of hydrogen - U.S. Energy Information Administration (EIA)
网页2024年6月21日 · Hydrogen fuel cells produce electricity by combining hydrogen and oxygen atoms. The hydrogen reacts with oxygen across an electrochemical cell—similar to a battery—to produce electricity, water, and small amounts of heat.
The pros and pitfalls of hydrogen power, according to MIT energy …
网页2024年4月17日 · Hydrogen has nearly three times the energy content of gasoline, according to the U.S. Department of Energy. “We're going to use hydrogen as a substitute for natural gas. In order for that to happen, we have to get the cost way down,” Stoner said. The U.S. government has a goal to get hydrogen to $1 per kilogram within a decade.
Hydrogen energy systems: A critical review of technologies ...
网页2021年8月1日 · As hydrogen has become an important intermediary for the energy transition and it can be produced from renewable energy sources, re-electrified to provide electricity and heat, as well as stored for future use, key technologies including water electrolysis, fuel cells, hydrogen storage and their system structures are …
Hydrogen: A Clean, Flexible Energy Carrier
网页2017年2月21日 · Hydrogen is an energy carrier, not an energy source and can deliver or store a tremendous amount of energy. Hydrogen can be used in fuel cells to generate electricity, or power and heat. Today, hydrogen is most commonly used in petroleum refining and fertilizer production, while transportation and utilities are emerging markets.
A review of hydrogen generation, storage, and applications in power …
网页2024年1月1日 · Power system with a high proportion of renewable energy sources is one of the keys to implementing the energy revolution and achieving the goal of carbon peaking and carbon neutrality. As a fast-growing clean energy source, hydrogen plays a pivotal role in sustainable energy.