Browse wiki

Jump to navigation Jump to search
ENS 57249
Show incoming properties 
Category
ENS Notification  and Power Reactor
CFR
10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation +, 10 CFR 50.72(b)(3)(iv)(A), System Actuation +, 10 CFR 50.72#b2ivB +  and 10 CFR 50.72#b3ivA +
Current power
0  +
Current reactor mode
Hot Standby +
Description
The following information was provided by … The following information was provided by the licensee via phone and email:</br>At 1837 EDT on 7/28/24, with Unit 1 in mode 1 at 100 percent power, the reactor automatically tripped due to inadvertent closure of a main steam isolation valve. During the trip, auxiliary feedwater actuated. All other systems responded normally post-trip. Operations stabilized the plant in mode 3. Decay heat is being removed by atmospheric dump valves and auxiliary feedwater. Unit 2 is not affected.</br>This event is being reported pursuant to 10 CFR 50.72(b)(2)(iv)(B) and 10 CFR 50.72(b)(3)(iv)(A).</br>The NRC resident inspector has been notified. NRC resident inspector has been notified.  +
Discovered date
22:37:00, 28 July 2024  +
Emergency class
Non Emergency +
Entered date
21:58:00, 28 July 2024  +
Equipment trip
Reactor Trip +
Event date
22:37:00, 28 July 2024  +
Event description
The following information was provided by … The following information was provided by the licensee via phone and email:</br>At 1837 EDT on 7/28/24, with Unit 1 in mode 1 at 100 percent power, the reactor automatically tripped due to inadvertent closure of a main steam isolation valve. During the trip, auxiliary feedwater actuated. All other systems responded normally post-trip. Operations stabilized the plant in mode 3. Decay heat is being removed by atmospheric dump valves and auxiliary feedwater. Unit 2 is not affected.</br>This event is being reported pursuant to 10 CFR 50.72(b)(2)(iv)(B) and 10 CFR 50.72(b)(3)(iv)(A).</br>The NRC resident inspector has been notified. NRC resident inspector has been notified.  +
Has query"Has query" is a predefined property that represents meta information (in form of a <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Subobject">subobject</a>) about individual queries and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
ENS 57249 +, ENS 57249 +, ENS 57249 +, ENS 57249 +, ENS 57249 +, ENS 57249 +, ENS 57249 +, ENS 57249 +, ENS 57249 +, ENS 57249 +, ENS 57249 +, ENS 57249 +, ENS 57249 +, ENS 57249 +  and ENS 57249 +
Initial power
100  +
Initial reactor mode
Power Operation +
Last update date
00:00:00, 28 July 2024  +
Modification date"Modification date" is a predefined property that corresponds to the date of the last modification of a subject and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
11:20:08, 30 July 2024  +
NRC officer
Ian Howard +
Notification date
21:58:00, 28 July 2024  +
Originated by
Dave Young +
Reactor critical
true  +
Reactor type
CE +
Region
NRC Region 2 +
Reporting criterion
10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation +  and 10 CFR 50.72(b)(3)(iv)(A), System Actuation +
Reporting time
-0.0271 d (-0.65 hours, -0.00387 weeks, -8.9037e-4 months)  +
Site
Saint Lucie +
Start date
22:37:00, 28 July 2024  +
State
Florida +
System
Main Steam Isolation Valve +  and Auxiliary Feedwater +
Title
Automatic Reactor Trip  +
URL"URL" is a <a href="/Special:Types/URL" title="Special:Types/URL">type</a> and predefined property provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a> to represent URI/URL values.
https://www.nrc.gov/reading-rm/doc-collections/event-status/event/2024/20240730en.html#en57249  +
Unit
1  +
 
Retrieved from "https://kanterella.com/Special:Browse/:ENS-2057249"