Office of Nuclear Energy
@GovNuclear
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@ENERGY ’s home for nuclear energy research, demos, and deployment. RT/Mentions aren't endorsements.
Washington, DC
Joined February 2019
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Last Seen Profiles
🧵: So... this happened yesterday 🙌 ( 1/ )
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705
4K
NUCLEAR 101: Microreactors are factory-built, plug-and-play reactors. They can be used to power military bases, disaster recovery efforts or remote locations where traditional infrastructure doesn’t exist.
Learn more:
109
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2K
WATCH 👀: It's not every day you get to see a test reactor pulse!
25
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2K
WATCH 👀:
@INL
researchers captured this incredible footage of critical heat flux—a physical phenomenon that occurs when a fuel rod first begins to overheat and can no longer transfer additional heat to the water.
Learn more:
31
317
2K
WATCH 👀:
@INL
researchers captured this incredible footage of critical heat flux—a physical phenomenon that occurs when a fuel rod first begins to overheat and can no longer transfer additional heat to the water.
Learn more:
23
280
2K
WATCH 👀:
@INL
researchers captured this incredible footage of critical heat flux—a physical phenomenon that occurs when a fuel rod first begins to overheat and can no longer transfer additional heat to the water.
Learn more:
21
228
1K
How do you hold a ton of coal in your fingertips🤏?
Replace it with a uranium fuel pellet. It yields the same amount of energy as 17,000 cubic feet of natural gas, 149 gallons of oil or 1 ton of coal!
64
230
1K
IT’S OFFICIAL: The final rule certifying
@NuScale_Power
's 50 megawatt small modular reactor takes effect TODAY.
This is the first SMR ever certified by
@NRCgov
and the 7th reactor design cleared for use in the U.S. (1/2)
41
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962
Nuclear thermal propulsion rockets can reduce travel times to Mars by up to 25% and, more importantly, limit a flight crew's exposure to cosmic radiation.
Learn more:
37
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922
ARE YOU READY🙌? These 3 advanced reactor systems could be coming as soon as 2030 and are expected to be:
▶️Smaller
▶️More flexible 🤸♀️
▶️Highly efficient. 📈
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791
92% of the time, nuclear works ALL the time.
33
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802
More than 90% of the time, nuclear energy is working ALL the time.
19
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791
NUCLEAR 101: Microreactors are factory-built, plug-and-play reactors. They can be used to power military bases, disaster recovery efforts or remote locations where traditional infrastructure doesn’t exist.
Learn more:
34
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779
"Let me say it loud and clear: carbon-free nuclear power is an absolutely critical part of our decarbonization equation.” -
@SecGranholm
#ANSannual
19
180
782
🧵: COAL 🏭 TO NUCLEAR ⚛️?
New
@ENERGY
report finds hundreds of coal power plant sites could be converted to nuclear power plant sites—more than doubling U.S. nuclear capacity to more than 350 gigawatts. 1/5
32
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761
That’s it?
This is what 45 years of spent nuclear fuel looks like safely stored
@DominionEnergy
’s North Anna nuclear power plant.
Each cask helped avoid more than 3 million metric tons of emissions!
21
234
763
Which advanced reactor are you asking for this holiday season?
93
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644
BREAKING:
@NRCgov
approves construction for
@KairosPower
's Hermes reactor.
This is the first construction permit application ever issued by the NRC for a Gen-IV reactor.
Hermes could be operational as early as 2026. 👇
16
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614
FIRST EVER:
@NRCgov
issues final rule to certify
@NuScale_Power
's 50 MWe small modular reactor design—becoming the first SMR cleared for use in the U.S.
101
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579
WATCH 👀 The world’s first self-sustaining, controlled nuclear chain reaction at Chicago Pile-1 explained brick by brick.
8
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More than 90% of the time, nuclear energy is working ALL the time.
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541
92% of the time nuclear works ALL the time 👍
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WELCOME TO THE PARTY🎉:
@GeorgiaPower
announces Vogtle Unit 3 is now in commercial operation! It’s the first new reactor to start commercial operations since 2016 and the 93rd reactor now operating in the U.S.
Learn more:
17
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528
WATCH 👀:
@INL
's TREAT facility released incredible footage of a new experiment that simulates what happens to a nuclear fuel pin when it starts to overheat.
More:
8
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510
Which advanced reactor concept is your favorite (and why)?
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491
FORGING AHEAD: Here’s a behind-the-scenes look at the forging process underway at Doosan Enerbility to manufacture
@NuScale_Power
’s first power module!
This is one of 6 power modules the company is deploying as part of the Carbon-Free Power Project in Idaho. 📹: NuScale Power
12
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492
Meet the nation's newest reactor. 👋
Vogtle Unit 3 is almost at 100% power and will provide more than 1,100 megawatts of clean power when it enters into commercial service later this summer.
15
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493
That’s it?
This is what 45 years of spent nuclear fuel looks like safely stored
@DominionEnergy
’s North Anna nuclear power plant.
Each cask helped avoid more than 3 million metric tons of CO2 emission!
25
133
498
Which advanced reactor concept is your favorite?
101
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471
Nuclear Engineer ✅
Professor ✅
Advocate ✅
Assistant Secretary for Nuclear Energy ✅
Dr. Kathryn Huff will lead
@ENERGY
’s Office of Nuclear Energy! Welcome back. Now let’s get to work!
24
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NUCLEAR 101: Everything you need to know about advanced reactors in ☝️graphic.
22
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463
That’s it?
3 things you should know about dry cask storage for spent nuclear fuel. 👇
30
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467
Which advanced reactor concept is your favorite?
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NUCLEAR 101: Everything you need to know about advanced reactors in ☝️ simple infographic.
15
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URANIUM: It’s all about the energy density my friends.
15
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438
That's it?
This is what 45 years of spent nuclear fuel looks like safely stored at
@DominionEnergy
's North Anna nuclear power plant.
Each cask helped avoid more than 3 million metric tons of carbon emissions!
17
125
443
It’s all about energy density.
Learn more about uranium here 👉
20
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426
More than 90% of the time, nuclear works ALL the time.
8
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430
In case you're wondering, we did the math...🦃🦃🦃
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It’s all about energy density. Learn more about uranium here 👉
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Microreactors are the smallest class of nuclear reactors that are:
🏭 Factory-made
📈 Self-adjusting
🚚 Transportable
LEARN MORE:
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Did you know that more than 90% of the potential energy still remains in our spent nuclear fuel? Some advanced reactors under development could consume or even run on this fuel in the future. ♻️
Learn more:
18
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U.S. reactors operated at FULL power more than 92% of the time last year providing clean, reliable power to the grid virtually ALL the time.
H/T:
@EIAgov
9
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5 problems nuclear can solve:
⚡ Electricity emissions
🏭 Industrial sector emissions
🚗 Transportation emissions
💧 Water scarcity
🏝️ Energy access to remote locations
16
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NUCLEAR 101: Microreactors are factory-built, plug-and-play reactors. They can be used to power military bases, disaster recovery efforts or remote locations where traditional infrastructure doesn’t exist.
Learn more:
34
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399
FACT: More than 90% of the potential energy still remains in spent nuclear fuel. Some advanced reactors under development could consume or even run on this fuel in the future. ♻️
Learn more:
19
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FACT: More than 90% of the potential energy still remains in spent nuclear fuel. Some advanced reactors under development could consume or even run on this fuel in the future. ♻️
Learn more:
20
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387
WATCH 👀: Nuclear thermal propulsion rockets can reduce travel times to Mars by up to 25% and limit a flight crewʼs exposure to cosmic radiation. 🚀⚛
Learn more:
27
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370
What are your thoughts on small modular reactors?
177
21
377
NUCLEAR 101: Microreactors are factory-built, plug-and-play reactors.
They can be used to power military bases, disaster recovery efforts or remote locations where traditional infrastructure doesn’t exist.
Learn more:
20
92
367
Just how robust 💪 are spent nuclear fuel transportation casks?
You tell me after watching this archive footage of a locomotive 🚂 slamming into one at 81 mph during a test performed by
@SandiaLabs
in 1970s and 1980s.
Learn more:
16
63
365
NUCLEAR 101: Microreactors are factory-built, plug-and-play reactors. They can be used to power military bases, disaster recovery efforts or remote locations where traditional infrastructure doesn’t exist.
Learn more:
21
93
382
Nuclear thermal propulsion rockets can reduce travel times to Mars by up to 25% and can limit a flight crew’s exposure to cosmic radiation.
Learn more:
17
88
372
HOT OFF THE PRESS: A behind-the-scenes look at Doosan Enerbility’s forge press shaping part of the upper reactor pressure vessel for
@NuScale_Power
’s first power module.
The temps of the ingot are approximately 2,300 Fahrenheit!
12
71
354
BREAKTHROUGH:
@argonne
researchers just 3D printed parts that could pave the way to recycling up to 97% of the waste produced by nuclear reactors. ⚛️ ♻️
➡️
8
107
331
5 problems nuclear can solve:
⚡ Electricity emissions
🏭 Industrial sector emissions
🚗 Transportation emissions
💧 Water scarcity
🏝️ Energy access to remote locations
10
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347
Small modular reactors could soon be coming to a market near you, making nuclear more scalable and flexible 🤸♀️ than ever before.
Learn more➡️
11
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319
Meet the nation's newest reactor. 👋
Vogtle Unit 3 is at 100% power and will provide more than 1,100 megawatts of clean power when it enters into commercial service later this summer.
15
90
344
"The
@POTUS
Administration believes that our collective climate security and energy security will grow along side innovation and expansion in civil nuclear power."
-
@SecGranholm
#IAEAGC
CC:
@ENERGY
@iaeaorg
23
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CAPACITY FACTOR: The more things change, the more they stay the same for nuclear energy.
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ENERGY INDEPENDENCE:Nuclear provides clean, reliable power around the clock to protect the air we breathe and the grid we depend on so that we can truly be a free, democratic nation. 🇺🇸
11
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326
Just how robust are spent nuclear fuel transportation casks?
Check out this archive footage of a locomotive slamming into one at 81 mph during a test performed by
@SandiaLabs
in 1970s and 1980s.
Learn more:
10
99
335
20 MORE YEARS?
Great news to start the week.
@ConstellationEG
announces it will seek to extend the operating licenses of its Clinton and Dresden nuclear power plants.
If approved, the reactors would run through 2047, 2049 and 2051.
News release:
12
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335
WATCH 👀: Fission and fusion are TWO physical processes that produce massive amounts of clean energy.
3
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121
NUCLEAR 101: A quick glimpse at what the future of nuclear power could look like.
9
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331
“I’m extremely pleased to see California extending the operation of Diablo Canyon. These reactors critically underpin our nation’s decarbonization goals and their 24/7 power will support grid stability for consumers in the state during our transition to net zero.” - Katy Huff
8
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326
That’s it?
3 things you should know about dry cask storage for spent nuclear fuel 👇
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FUN FACT: Florida gets nearly 90% of its clean energy from 4 nuclear reactors in the Sunshine State.
H/T:
@NEI
7
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331
Instead of going big, industry is looking to develop smaller reactors that are roughly a third of the size of a typical nuclear plant. See what the BIG DEAL is about small modular reactors ⤵️
9
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Some believe spent nuclear fuel is too dangerous to transport...
In reality, it’s a well-coordinated process with a great track record and here are the facts to prove it.
12
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WATCH 👀:
@xenergynuclear
is developing this high-temperature gas reactor that they say can’t melt down.
The Xe-100 is one of two advanced reactor designs that
@ENERGY
is looking to demonstrate within the decade.
15
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EXPANDING CAPACITY: The U.S. and 20+ countries agree to TRIPLE nuclear capacity from 2020 levels by 2050 to secure climate goals at
#Cop28
!
Pleased to launch the Declaration to Triple Nuclear Energy at
#COP28
with 20+ countries from four continents.
Nuclear power that adheres to the highest standards of safety, sustainability, security, and non-proliferation has a key role to play in keeping 1.5 C within reach.
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As if you needed it…Here are 5 more reasons to get on board with nuclear power. ⤵️
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NUCLEAR 101: Everything you need to know about advanced reactors in 1 graphic.
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BEYOND POWER: 3 other ways to use the clean and reliable attributes of nuclear energy.
Learn more:
5
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FACT: More than 90% of the potential energy still remains in spent nuclear fuel. Some advanced reactors under development could consume or even run on this fuel in the future. ♻️
Learn more:
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FACT: 92 U.S. reactors operate in 28 states to provide HALF of our nation’s clean power. More fast facts on nuclear energy:
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