Duke Energy response below: Chris Courtenay Engineer, Duke Energy 980-875-5005 "To the optimist, the glass is half full. To the pessimist, the glass is half empty. To the engineer, the glass is twice as big as it needs to be."
From: [email protected] [mailto:[email protected]] On Behalf Of Liesl K Germann Sent: Wednesday, October 06, 2010 3:35 PM To: [email protected] Subject: Powernet: TLD/ED Discrepancies Millstone would like to benchmark the industry regarding TLD/ED discrepancies and requests the following information: 1. Approximately how many TLD/ED discrepancies do you receive annually? Fleet-wide total (3 plants, 7 units) 2010 to date - 11 2009 - 28 2008 - 26 2007 - 68 2006 - 43 2005 - 50 2004 - 55 2003 - 46 2002 - 53 2. At what frequency do you read TLDs? Semi-annually for 2010 and beyond, 2009 and prior was quarterly 3. Who is the vendor for your EDs and TLDs? We issue and process TLDs in-house for the fleet. We also calibrate and maintain our EDs in house for the fleet under the same group. TLDs are Harshaw Model 8801, EDs are MG DMC2000S. 4. Do you calibrate the EDs to correspond to the TLDs, or are your EDs biased high? We bias our EDs 5% (believe we are low compared to the industry). Thanks for your help, Liesl Germann Health Physicist Millstone Power Station 860-447-1791 Ext. 6511 [email protected] CONFIDENTIALITY NOTICE: This electronic message contains information which may be legally confidential and or privileged and does not in any case represent a firm ENERGY COMMODITY bid or offer relating thereto which binds the sender without an additional express written confirmation to that effect. The information is intended solely for the individual or entity named above and access by anyone else is unauthorized. If you are not the intended recipient, any disclosure, copying, distribution, or use of the contents of this information is prohibited and may be unlawful. If you have received this electronic transmission in error, please reply immediately to the sender that you have received the message in error, and delete it. Thank you.
