Sentences with phrase «powered electrolysis»

The production of chlorine by solar - powered electrolysis prevents the re-growth of undesirable bacteria in the recycled water.

Schematic of a solar - powered electrolysis cell which converts carbon dioxide into hydrocarbon and oxygenate products with an efficiency far higher than natural photosynthesis.

Stone's proposed venture would create rocket fuel by melting water ice from the moon's soil, purifying it (exactly how, he says, is a trade secret), and splitting it into hydrogen and oxygen, perhaps using a solar - powered electrolysis system.

This is a schematic of a solar - powered electrolysis cell which converts carbon dioxide into hydrocarbon and oxygenate products with an efficiency far higher than natural photosynthesis.

It could be sourced using carbon neutral methods — solar powered electrolysis, perhaps?

The challenge will be to take the promise of renewable energy - powered electrolysis from the pilot level to commercial scale.

Not exact matches

There is relatively less interest in power - to - gas in the U.S., where hydrogen from electrolysis, even by taking advantage of cheap excess renewable energy, would have a tough time competing against abundant, low - cost shale gas.

The process, known as power - to - gas, inserts hydrogen generated by electrolysis directly into the natural gas pipeline system.

Using electricity from the central power grid to run an energy - intensive electrolysis machine is expensive and inefficient.

Also, while electrolysis uses a renewable feedstock (water), burning fossil fuels at a power plant to run an electrolysis machine undermines the fuel's low - carbon attributes.

However, Kavanagh pointed out that electrolysis is only as clean as the grid that feeds it, so if the energy comes from a coal - fired power plant, there may not be any carbon emissions savings.

If green power is available, it is used for electrolysis and the production of additional hydrogen.

An M.I.T. researcher thinks he's found a way to efficiently use solar power to drive the electrolysis of water, which would isolate hydrogen for fuel cells.

Carrying a portable power inverter and copper pipes to Michael Heizer's Double Negative (1969), Robert Smithson's Spiral Jetty (1970) and Nancy Holt's Sun Tunnels (1976), an ion exchange with each site was produced via a process of copper electrolysis (a reaction of copper, salt and water in the presence of electricity).

That's because you can make it in two ways: steam - methane reformation, which means that it is a fossil fuel, and the source for 95 percent of hydrogen) or electrolysis of water, which makes it essentially a battery storing electric power.

Solar panels to produce energy for electrolysis, fuel cells to power the equipment.

Will help big cities clean air and new techniques for separation in nanotubes and electrolysis can couple systems with desalination and even grid power production in distributed pwer cells.

In 2006, a study for the IEEE showed that for hydrogen produced via electrolysis of water: «Only about 25 % of the power generated from wind, water, or sun is converted to practical use.»

The National Renewable Energy Laboratory has a functioning wind - powered hydrogen filling station in Boulder, Colorado that uses wind power to create hydrogen via electrolysis.

Producing hydrogen and oxygen by the electrolysis of water (the hydrogen could later be used to power clean fuel - cell vehicles, oxygen has many uses);

1 Executive Summary 2 Scope of the Report 3 The Case for Hydrogen 3.1 The Drive for Clean Energy 3.2 The Uniqueness of Hydrogen 3.3 Hydrogen's Safety Record 4 Hydrogen Fuel Cells 4.1 Proton Exchange Membrane Fuel Cell 4.2 Fuel Cells and Batteries 4.3 Fuel Cell Systems Durability 4.4 Fuel Cell Vehicles 5 Hydrogen Fueling Infrastructure 5.1 Hydrogen Station Hardware 5.2 Hydrogen Compression and Storage 5.3 Hydrogen Fueling 5.4 Hydrogen Station Capacity 6 Hydrogen Fueling Station Types 6.1 Retail vs. Non-Retail Stations 6.1.1 Retail Hydrogen Stations 6.1.2 Non-Retail Hydrogen Stations 6.2 Mobile Hydrogen Stations 6.2.1 Honda's Smart Hydrogen Station 6.2.2 Nel Hydrogen's RotoLyzer 6.2.3 Others 7 Hydrogen Fueling Protocols 7.1 SAE J2601 7.2 Related Standards 7.3 Fueling Protocols vs. Vehicle Charging 7.4 SAE J2601 vs. SAE J1772 7.5 Ionic Compression 8 Hydrogen Station Rollout Strategy 8.1 Traditional Approaches 8.2 Current Approach 8.3 Factors Impacting Rollouts 8.4 Production and Distribution Scenarios 8.5 Reliability Issues 9 Sources of Hydrogen 9.1 Fossil Fuels 9.2 Renewable Sources 10 Methods of Hydrogen Production 10.1 Production from Non-Renewable Sources 10.1.1 Steam Reforming of Natural Gas 10.1.2 Coal Gasification 10.2 Production from Renewable Sources 10.2.1 Electrolysis 10.2.2 Biomass Gasification 11 Hydrogen Production Scenarios 11.1 Centralized Hydrogen Production 11.2 On - Site Hydrogen Production 11.2.1 On - site Electrolysis 11.2.2 On - Site Steam Methane Reforming 12 Hydrogen Delivery 12.1 Hydrogen Tube Trailers 12.2 Tanker Trucks 12.3 Pipeline Delivery 12.4 Railcars and Barges 13 Hydrogen Stations Cost Factors 13.1 Capital Expenditures 13.2 Operating Expenditures 14 Hydrogen Station Deployments 14.1 Asia - Pacific 14.1.1 Japan 14.1.2 Korea 14.1.3 China 14.1.4 Rest of Asia - Pacific 14.2 Europe, Middle East & Africa (EMEA) 14.2.1 Germany 14.2.2 The U.K. 14.2.3 Nordic Region 14.2.4 Rest of EMEA 14.3 Americas 14.3.1 U.S. West Coast 14.3.2 U.S. East Coast 14.3.3 Canada 14.3.4 Latin America 15 Selected Vendors 15.1 Air Liquide 15.2 Air Products and Chemicals, Inc. 15.3 Ballard Power Systems 15.4 FirstElement Fuel Inc. 15.5 FuelCell Energy, Inc. 15.6 Hydrogenics Corporation 15.7 The Linde Group 15.8 Nel Hydrogen 15.9 Nuvera Fuel Cells 15.10 Praxair 15.11 Proton OnSite / SunHydro 15.11.1 Proton Onsite 15.11.2 SunHydro 16 Market Forecasts 16.1 Overview 16.2 Global Hydrogen Station Market 16.2.1 Hydrogen Station Deployments 16.2.2 Hydrogen Stations Capacity 16.2.3 Hydrogen Station Costs 16.3 Asia - Pacific Hydrogen Station Market 16.3.1 Hydrogen Station Deployments 16.3.2 Hydrogen Stations Capacity 16.3.3 Hydrogen Station Costs 16.4 Europe, Middle East and Africa 16.4.1 Hydrogen Station Deployments 16.4.2 Hydrogen Station Capacity 16.4.3 Hydrogen Station Costs 16.5 Americas 16.5.1 Hydrogen Station Deployments 16.5.2 Hydrogen Station Capacity 16.5.3 Hydrogen Station Costs 17 Conclusions 17.1 Hydrogen as a Fuel 17.2 Rollout of Fuel Cell Vehicles 17.3 Hydrogen Station Deployments 17.4 Funding Requirements 17.5 Customer Experience 17.6 Other Findings

Electrolysis is expensive, and could require building new power plants.

When electrolysis is powered by solar photovoltaic an efficiency of only 12 percent to 14 percent is reported.

The report presents details on newly developed high - temperature steam electrolysis (for hydrogen production) and gas turbine power plant subsystems.

FuelCell Energy, Inc. is developing a solid oxide electrolysis cell (SOEC) system to convert excess electricity during periods of low power demand into hydrogen efficiently.

Hydrogen can also be generated by electrolysis of water by using extra electricity generated by wind and / or solar collection to be stored for burning in power plants when those collection systems have lulls especially for solar at night, of course.

Onboard, self - powered, hydrogen on demand from liquid fuel is way more practical than using conventional land - based electrolysis to supply ultra high pressure tanks with the bulky gas.

They point out that such systems could easily generate enough power to produce hydrogen through electrolysis.

Electrolysis, which uses electricity to break hydrogen away from oxygen in water can be powered sustainably by renewable energy.