LDR-50
Finland
Basics
Reactor Type
Pressurised Water Reactor
Reactor Description
Integral PWR
Electric Output (MWe)
non-power
Thermal Output (MWt)
10 - 50
Size
no electric power
Spectrum
Thermal
Developer
Steady Energy; VTT
Pilot Site Details
N/A
Details
Use (goal of commercial operation)
low-temperature heat generation for district heating
Deployment medium
Land-Based
Design Lifetime (Years)
60
Fuel
Fuel class
LEU
Fuel Type
UO2 Pellets
Fuel Cycle
Open
Cooling & Temperature
Reactor cooling of primary loop
Light Water
Reactor moderator
Light Water
Reactor Outlet Temperature (°C)
155
Status
Design status
Detailed Design
Licensing status
- Since Aug 2024: Preliminary...
- Since Aug 2024: Preliminary assessment by Finnish radiation and nuclear safety authority STUK
- In 2020: LDR-50 development began at the VTT Technical Research Centre of Finland
Deployment timeline
Target deployment in early 2030s
Agreements and Engagement
- Dec 2024 - Company contracted...
- Dec 2024 - Company contracted Tractebel to provide engineering services for the development of the LDR-50, with aim to advance the reactor's design and licensing process
- Oct 2024 - Signed agreement with Keravan Energia to explore the implementation of SMR technology for district heating in Kerava, Finland
- Aug 2024 - Signed a one-year pre-planning agreement with Kuopion Energia to develop a nuclear heating plant in Kuopio, Finland
- Apr 2024 - Entered into a collaboration with TVO Nuclear Services to leverage TVO's expertise in nuclear power plant projects
