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Esfahan Nuclear Technology Center (UCF)

Uranium-conversion and nuclear-research center in Isfahan Province, Iran — 32.5733, 51.5106.

nuclearIsfahan ProvinceIranUranium conversion & fuel research

Esfahan Nuclear Technology Center (UCF) is a uranium-conversion and nuclear-research center in Isfahan Province, Iran. It functions as a Uranium conversion & fuel research. It is operated by Atomic Energy Organization of Iran (AEOI). Current status: Operational. In service since 2004.

2004commissioned (~22 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id NUC-IR-ISFAHAN.

Data status

Known data

FacilityEsfahan Nuclear Technology Center (UCF) IAEA / NTI / public reporting
CountryIran · Isfahan Province IAEA / NTI / public reporting
Coordinates32.5733, 51.5106 IAEA / NTI / public reporting
Fuelnuclear IAEA / NTI / public reporting
OwnerAtomic Energy Organization of Iran (AEOI) IAEA / NTI / public reporting
Commissioned2004 IAEA / NTI / public reporting
TechnologyUranium conversion & fuel research IAEA / NTI / public reporting

Calculated from dataset

Capacity rank in country#177 of 177 calculated
Fuel-specific rank in country#5 of 5 calculated
Environmental severityC1 · 42/100 derived from coordinates

Not available

MW installed capacityNot available not in dataset
GWh reported / yrNot available not in dataset
CO₂ emissionsNot available not in dataset

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

Facility overview

The Esfahan (Isfahan) Nuclear Technology Center is Iran's largest nuclear-research complex and the home of its Uranium Conversion Facility (UCF), which converts uranium yellowcake into uranium hexafluoride (UF₆) feedstock for the centrifuges at Natanz and Fordow. The site also includes fuel-fabrication R&D, several small research reactors supplied decades ago by China, and fuel-plate manufacturing.

Sitting on the southern edge of Isfahan, it is a critical upstream node of the fuel cycle: without conversion there is no centrifuge feed, which is why the facility has featured in strike reporting during the 2024–2025 confrontation. It is an industrial and research site, not a power reactor, and produces no electricity. Operations are subject to IAEA safeguards.

In context: how this plant compares

Technically it is described as Uranium conversion & fuel research. This facility converts its energy source into electricity for the grid; its capacity, fuel type and location determine its role in the national power mix.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

Capacity vs largest nuclear plants in Iran

Arak / Khondab IR-40 Heavy-Water Reactor: 40 MW40Arak / Kho…Tehran Research Reactor (TRR): 5 MW5Tehran Res…Natanz Nuclear Facility: 0 MW0Natanz Nuc…Fordow Fuel Enrichment Plant: 0 MW0Fordow Fue…Esfahan Nuclear Technology Center (UCF): 0 MW0Esfahan Nu…

Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by Atomic Energy Organization of Iran (AEOI).

Climate zone & how it works

This nuclear plant generates electricity for the grid. It sits in a cold semi-arid steppe climate (Köppen BSk) — Northern Hemisphere, latitude 32.6°N — which shapes how much energy it can produce and how its output varies through the year.

~10°Ctypical annual mean
~23°Ctypical warm-season mean
Cold semi-arid steppe: hot summers and mild winters

Climate zone & typical temperatures: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).

Site climate & environmental severity

For a plant’s outdoor hardware — heat-recovery steam generators (HRSG), expansion joints, valves, flanges and their insulation — the local climate sets how fast unprotected steel and coatings degrade. This site sits in a benign, low-corrosion environment (estimated ISO 9223 class C1 — Very low), with dust abrasion the leading environmental stress.

C1ISO 9223 corrosivity (indicative)
42/100environmental-severity index
25.0°Cseasonal temperature swing
280 kmdistance to coast

Higher environmental severity is exactly where protective removable insulation pays back most: a sheltered micro-climate slows corrosion, UV and thermal-cycling damage and extends outdoor hardware service life. This is an indicative site-climate context — not a condition assessment of any specific plant or operator.

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby plants

Iran has 5 nuclear power plants in this dataset, together about 45 MW of capacity.

Nearby power plants

Location

Coordinates 32.5733, 51.5106 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Cutting heat loss at this plant

Plants like this lose energy through hot steam generators, turbines, feedwater heaters and valves. Inzonex makes removable, reusable turbine & feedwater insulation that cuts that loss by up to 96% and holds surface temperatures under 45°C, unclipping in seconds for maintenance. See the industrial-AI efficiency hub for tools and benchmarks.

Frequently asked questions

What is Esfahan Nuclear Technology Center (UCF)?

Esfahan Nuclear Technology Center (UCF) is a uranium-conversion and nuclear-research center in Isfahan Province, Iran, operated by Atomic Energy Organization of Iran (AEOI).

Is Esfahan Nuclear Technology Center (UCF) a power plant?

No — Esfahan Nuclear Technology Center (UCF) is a uranium-conversion and nuclear-research center and does not generate grid electricity.

Where is Esfahan Nuclear Technology Center (UCF) located?

It is located near Isfahan, Isfahan Province, at approximately 32.573, 51.511.

What does Esfahan Nuclear Technology Center (UCF) do?

Esfahan Nuclear Technology Center (UCF) is used for Uranium conversion & fuel research.

What is the current status of Esfahan Nuclear Technology Center (UCF)?

Operational

Who operates Esfahan Nuclear Technology Center (UCF)?

Esfahan Nuclear Technology Center (UCF) is operated by Atomic Energy Organization of Iran (AEOI).

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