HTR-PM
**Vendor/Designer:** [[vendors/cnnc---huaneng]]
Key Stats
100/100
HTR-PM
Status: OPERATIONAL Category: SMR Country: China China Vendor/Designer: cnnc---huaneng Type: Pebble bed HTGR [Pebble bed HTGR](/library/wiki/technologies/Pebble bed HTGR) Capacity: 200 MWe
Overview
HTR-PM is an operational pebble bed high-temperature gas-cooled reactor (HTGR) in China, developed by CNNC/Huaneng with a capacity of 200 MWe. It is significant as the world’s first commercial HTGR, demonstrating advanced reactor technology for civilian power since its commissioning in December 2023. It represents a key step in China’s nuclear energy innovation.
Key Facts
Notes
Operational since Dec 2023 · First commercial HTGR
Source: IAEA PRIS / reactors_canonical · Enriched by Grok Last updated: 2026-05-10
Sources
- IAEA PRIS - HTR-PM — Official reactor data from the International Atomic Energy Agency's Power Reactor Information System.
- Wikipedia - HTR-PM — Detailed overview of the HTR-PM reactor, including history and technical specifications.
- World Nuclear Association - Nuclear Power in China — Country profile with information on China's nuclear energy program, including HTR-PM.
- World Nuclear News - HTR-PM Begins Commercial Operation [UNVERIFIED] — News article on the commissioning and operational status of HTR-PM in December 2023.
Sources (1)
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