core catcher

core catcher

[′kȯr‚kach·ər]
(design engineering)
References in periodicals archive ?
Tenders are invited for Supply, Erection & Commissioning Of Lightning Protection System On The Old Cmm Building (Weigh Bridge, Low Bay, High Bay, Old Ware House, Sg Platform, Core Catcher Platform And Gas Godown) And New Cmm Buildings (Office, Low Bay & High Bay) On Pfbr Site
Thus, at Novovoronezh-6 NPP there were applied such unique systems as passive heat removal systems and core catcher.
He explained, "These measures include double containment and protection building, passive cooling systems for the reactor unit, a molten core catcher, passive system for fast injection of high pressure boron, extra tanks for long-term supply of borated water to the reactor in a passive way, and the system for inter-containment area passive filtration, a closed water withdrawal system for service water for an NPP (which is actually a breakwater).
The core catcher is a unique development of Russian scientists.
The core catcher is the ultimate defense which would, without any human intervention, or need of external power supply, cool down the fuel and reactor.
So Unit 6 of Novovoronezh NPP uses passive heat removal system from the reactor, hydrogen recombiners and core catcher, which are unique and have no similarities worldwide.
He separately talked about the core catcher that was first installed at Russian-design NPP Tianwan in China built in 2007.
The third-generation ATMEA1 technology has advanced safety and security systems similar to those of the EPR: resistance to aircraft crashes and earthquakes, the latest-generation instrumentation & control, a core catcher and three independent safety trains.