Browse wiki

Jump to navigation Jump to search
ENS 42937
Show incoming properties 
Category
ENS Notification  and Power Reactor
CFR
10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation +  and 10 CFR 50.72(b)(3)(iv)(A), System Actuation +
Current power
0  +
Current reactor mode
Hot Standby +
Description
The licensee was performing load reject te … The licensee was performing load reject testing on the Unit 2 turbine generator when oscillations were observed on the plant steam dump system. These oscillations caused a high steam generator water level that caused both Main Feed Pumps (MFP) to trip. Upon receiving this indication the licensee manually tripped the reactor. All Auxiliary Feed Water (AFW) pumps started as expected. </br>All rods inserted as expected. Decay heat is being removed using AFW supplying both steam generators and steaming to the steam dumps. The plant is in a normal shutdown electrical lineup. </br>The licensee notified the NRC Resident Inspector.ensee notified the NRC Resident Inspector.  +
Discovered date
08:08:00, 27 October 2006  +
ENS id number
42,937  +
Emergency class
Non Emergency +
Entered date
05:06:00, 27 October 2006  +
Event date
08:08:00, 27 October 2006  +
Event description
The licensee was performing load reject te … The licensee was performing load reject testing on the Unit 2 turbine generator when oscillations were observed on the plant steam dump system. These oscillations caused a high steam generator water level that caused both Main Feed Pumps (MFP) to trip. Upon receiving this indication the licensee manually tripped the reactor. All Auxiliary Feed Water (AFW) pumps started as expected. </br>All rods inserted as expected. Decay heat is being removed using AFW supplying both steam generators and steaming to the steam dumps. The plant is in a normal shutdown electrical lineup. </br>The licensee notified the NRC Resident Inspector.ensee notified the NRC Resident Inspector.  +
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 42937 +, ENS 42937 +, ENS 42937 +, ENS 42937 +, ENS 42937 +, ENS 42937 +, ENS 42937 +, ENS 42937 +, ENS 42937 +, ENS 42937 +, ENS 42937 +, ENS 42937 +, ENS 42937 +, ENS 42937 +  and ENS 42937 +
Initial power
28  +
Initial reactor mode
Power Operation +
Last update date
00:00:00, 27 October 2006  +
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>.
02:17:47, 2 March 2018  +
NRC officer
Jason Kozal +
Notification date
05:06:00, 27 October 2006  +
Originated by
Gary Casterson +
Reactor critical
true  +
Reactor scram
true  +
Reactor type
Westinghouse PWR 4-Loop +
Region
NRC Region 4 +
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
-0.126 d (-3.03 hours, -0.018 weeks, -0.00415 months)  +
Scram
Manual Scram +
Site
Comanche Peak +
Start date
08:08:00, 27 October 2006  +
State
Texas +
System
Steam Generator +  and Auxiliary Feedwater +
Title
Manual Reactor Scram Due to Loss of Both Main Feed Pumps  +
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.
http://www.nrc.gov/reading-rm/doc-collections/event-status/event/2006/20061030en.html#en42937  +
Unit
2  +
 
Retrieved from "https://kanterella.com/Special:Browse/:ENS-2042937"