KlimaTV – Energisystemer
Why the mega plan to send Australian solar to Asia (almost) flopped
12:20 | The idea was simple: why not use solar energy from Australia’s sunny and spacious north to power Singapore, which has no space for renewables of its own?
America’s grid battery revolution
12:33 | China is often held up as leading the way in renewable energy, but it’s actually the USA that has most enthusiastically embraced battery energy storage to help stabilize the electricity grid.
High voltage electrons from Morocco to the UK. The blueprint for a global ‘internet of energy’?
12:53 | Electrifying everything with renewable technologies like solar PV, wind turbines and battery energy storage is a ‘holy grail’ that energy transition naysayers tell us is an impossible dream.
The mind-blowing thing we get WRONG about energy
9:49 | Fossil fuels still supply 80% of our energy. And people point to this number to say it’s impossible to switch to renewables. But their argument overlooks just how much energy we waste – and how we could do it better.
100% wind and solar is coming!
17:30 | 100% electrification from renewables, backed up with interconnections and energy storage is now just around the corner. But there are still bumps in the road. Can we overcome them in time?
Ocean Electricity Grid. How do they do that?
13:05 | What if you could build your electricity grid out at sea and just bring cables to shore where they’re needed?
Rethinking electricity grids
11:58 | The cost savings, energy efficiency improvements, and speed of installation that new materials are facilitating may just make the difference in the race for decarbonisation.
Heat Pumps: How cold rivers could heat your home
11:33 | Heating our homes with cold water! Sounds absurd? It’s not. Heat pumps are revolutionizing the way we heat and cool our homes and cities. We went to the German city of Mannheim to find out how.
Global renewables: Pioneering the energy transition
42:25 | To stop climate change, the energy system must be transformed worldwide. Very little time remains to accomplish this. But there are places where this renewable future has already arrived.
How to Harness Abundant, Clean Energy for 10 Billion People
13:06 | We can produce abundant, sustainable and cheap energy — for everyone, says physicist Julio Friedmann.
Moving waste heat from industry to homes
12:44 | How about a well insulated shipping container that can handle 1300 degrees Celsius and be delivered to small operators who need low grade heat, or to district heating systems to keep you toasty warm in the winter?
Why You Should Ditch Deadly Fossil-Fuel Appliances
10:23 | Donnel Baird’s ambitious plan to rip the fossil fuel infrastructure out of aging buildings and upgrade it with smarter, cleaner, healthier technology.
Can You Run a Grid on 100% Wind + Solar? South Australia Shows Us How
12:06 | Welcome to South Australia, a place where the winds of change are quite literal and the sun doesn’t just warm our homes but also powers them.
Cheap, multi-day grid energy. FINALLY!
11:12 | A US company called FORM Energy is on the cusp of installing its first 10MW / 1 gigawatt hour iron-air energy storage facility.
The insane potential of Pumped Storage Hydropower
12:43 | Pumped Storage Hydro could literally be the lynch pin to get us to 100% renewable global electricity grids without having to pillage the earth (and deep seabed) of critical minerals.
Have we got enough minerals?
13:05 | Will batteries for hundreds of millions of future electric vehicles rob the planet of all its precious minerals? And what about all the minerals and materials for billions of wind turbines and solar panels?
In-pipe energy: The hydro power nobody is talking about
9:06 | Around 4% of global electricity is used for providing tap water. That number is only going to increase and its carbon emissions rival that of aviation. But a surprisingly simple idea can make our water supply more sustainable: In-pipe energy.
This is what’s REALLY holding back wind and solar
11:57 | Building solar farms and wind parks is one thing. Plugging them into the grid is another. How does our power system need to change to cope with more renewables?
Revolutionising power transmission
13:55 | The energy transition solutions of the 21st Century will take many forms, with a complex mix of different power producers. Moving energy across ever greater distances will overcome much of the intermittency of renewables like wind and solar.
A Faster Way to Get to a Clean Energy Future
15:22 | Ramez Naam outlines the changes we need to make to get out of our own way and create a stronger, more reliable renewable energy grid.
The Clean Energy Hub of the Future
7:45 | Why aren’t more people investing in Africa’s green energy?
Batteries are dirty. Geothermal power can help.
8:00 | In Indonesia, where the majority of nickel for lithium-ion batteries is produced, the production process emits large amounts of carbon and pollution. It doesn’t have to be this way. Indonesia sits along the Ring of Fire, one of the most geologically active regions in the world.
Liquid Metal Batteries are going global in 2022!
10:28 | Liquid metal battery technology has the potential to revolutionise utility scale energy storage, but it’s been a long and difficult road for the creator, Donald Sadoway, and his company, Ambri Inc.
Heating your home with HYDROGEN. A green solution or a greenwashing scam?
13:31 | Gas suppliers and boiler makers are lobbying hard for the use of hydrogen in domestic heating systems. But is that the right road to take?
Gravity Energy Storage. Who’s right and who’s wrong?
11:10 | Gravity energy storage has real potential to provide cheap reliable grid balancing electricity to compliment the ever growing volume of intermittent renewables on our power grids, but only if it’s done in the right way.
How waste heat can help get us off natural gas for good
11:42 | A video about capturing and utilising the enormous quantities of heat currently going to waste from more than seven million data centres and tens of millions of industrial facilities around the world.
Grid Scale Energy Storage 30x cheaper than Lithium-ion! How do they do that?
14:20 | A team at MIT has combined and improved several existing technologies into a flexible modular solution that could be as much as 30x cheaper than existing lithium-ion technology.
Massive global energy disruptions are coming. Brace yourself!
16:19 | 15 million jobs are set to be lost from the fossil fuel industry in the coming years, but more than three times that will be created in the renewable sector.
Years of Living Dangerously – EPISODE 201: A Race Against Time
50:07 | In the season opener, David Letterman travels to India. Back in the U.S., Cecily Strong travels to Florida and Nevada.
How to balance renewable grids WITHOUT energy storage!
13:24 | Balancing renewable power sources on modern electricity grids is becoming one of the greatest logistical challenges of our time.
This iron and water battery could power a more renewable grid
7:25 | Sitting in a row outside of the factory, these giant batteries are the size of freight containers. Powered by vats of iron and saltwater, they’re called iron flow batteries.
Have we found the missing link in the energy storage equation?
12:19 | Manganese dioxide flow batteries may offer a very cost effective way of bridging the gap between short duration lithium-ion batteries and longer duration technologies like hydrogen.
Solomon Goldstein-Rose: How much clean electricity do we really need?
9:50 | Fossil fuel replacement isn’t enough, Solomon Goldstein-Rose explains in this compelling talk: we need to rapidly develop a new global system capable of producing 12 times the amount of clean electricity we generate today.
Wireless FULL EV charging has arrived! Exciting new tech breakthrough.
12:47 | The launch of the world’s first fully electric wirelessly chargeable car.
Is green hydrogen the answer to the climate crisis?
28:25 | Green hydrogen produces zero emissions and many believe it holds the key to limiting global warming. So is it the big hope for the future or a multi-billion euro mistake?
Renewable Baseload Power from a single desert location. Enough for 7 million homes!
14:50 | One UK company have just announced a £16 billion project that will be generating 3.6GW of solar, wind and battery capacity in South Morocco.
New energy storage tech breathing life and jobs back into disused coal power plants
11:16 | Now, one company plans to replace the burners in disused coal fired power plants with an energy storage system that can not only provide useful grid balancing power, but also bring gainful employment back to hard working people.
Why the US isn’t ready for clean energy
6:50 | Making clean energy isn’t enough: We also have to move it.
The Low Carbon Hub – A glimpse of our distributed community energy future
7:54 | The business model featuring a one way street of electricity supply will soon be consigned to the history books, replaced by a smart distributed grid with multi-directional imports and exports, often driven by local community schemes. Here’s a great example.
Blue Hydrogen. The greatest fossil fuel scam in history?
15:42 | Blue hydrogen is being promoted by natural gas producers as the simplest and cheapest answer to decarbonising our economies. But recent studies have shown that it’s overall greenhouse gas emissions footprint is worse than natural gas.
Rethinking Climate Change. The path to a 90% emissions reduction by 2035.
18:55 | The climate emergency requires climate solutions. And fast! A new analysis suggests that 90% of the job could be achieved by just a handful of disruptive technologies that are very real indeed.
How can we make air conditioners 33% more efficient? Here’s a revolutionary solution.
11:19 | Energy consumption for heating and cooling is expected to triple in the next thirty years, as populations grow, and more people move into cities. A lot of that energy demand is used in compressing and pumping fluids.
Mixergy Water Storage. Smart technology for grid stability.
13:58 | A new smart domestic hot water storage tank has been developed that not only heats water 20% more efficiently, but can also use electrical energy when it’s free or even negatively priced.
The Race for the Super Battery
46:11 | All over the world, storage technologists and battery pioneers are looking for ways to store renewable energy. From developing fast batteries to storing heat in basalt and salt.
Stirling Heat Engine to Stirling Heat Pump : How is it done?
14:12 | A UK company has developed a heat pump system based on the principles of the Stirling Engine, using no HFC refrigeration gases and with a 30% saving in energy costs compared to existing systems.
Nano Coated Salt Technology
11:18 | The energy storage sector is becoming a pretty crowded field as more and more companies come up with solutions that will be crucial to dealing with the intermittency of renewable technologies.
The Insane Lies About The Texas Blackouts
9:52 | About windmills, coal, natural gas, and the disconnected power grid in Texas.
One Sun One World One Grid
25:54 | India and China will most likely be key to the success or failure of our transition to a sustainable future. They’re now jostling for geopolitical power too.
For at kunne lave et fossilfrit samfund er det nødvendigt at tilpasse vores energisystemer, så de mange alternative energikilder kan fungere sammen, og så energi kan oplagres eller sendes over lange afstande.