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Class Information
Number: 376/259
Name: Induced nuclear reactions: processes, systems, and elements > Testing, sensing, measuring, or detecting a fission reactor condition > By particular instrumentation circuitry
Description: Subject matter comprising electrical circuitry designed to process signals representing measured quantities from which the state can be determined.

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8675805 Automated periodic surveillance testing method and apparatus in digital reactor protection system Mar. 18, 2014
8605851 Rod block monitor Dec. 10, 2013
8555917 Power line data acquisition Oct. 15, 2013
8477899 Method for operating a reactor of a nuclear plant Jul. 2, 2013
8451100 Use of a transponder for servicing work on an installation component May. 28, 2013
8442181 Apparatus for inspecting and testing startup range neutron monitoring system May. 14, 2013
8433029 Determination of safety limit minimum critical power ratio Apr. 30, 2013
8406368 Burn-up profile measuring method, burn-up profile measuring apparatus, radiation signal distribution measuring apparatus, and burn-up profile measuring program Mar. 26, 2013
8380477 System of testing engineered safety feature instruments Feb. 19, 2013
8351561 Advanced digital control rod position indication system with rod drop monitoring for nuclear power plants Jan. 8, 2013
8331521 Digital processing monitoring device Dec. 11, 2012
8290111 Electrochemical corrosion potential device and method Oct. 16, 2012
8194814 Detecting fission from special nuclear material sources Jun. 5, 2012
8116421 Apparatus for inspecting and testing startup range neutron monitoring system Feb. 14, 2012
7953503 Method for operating a process plant, process plant and computer program product May. 31, 2011
7689385 Method of animating structural vibration under operational conditions Mar. 30, 2010
7596198 Over temperature and over power delta temperature operating margin recovery method and reactor system employing the same Sep. 29, 2009
7574337 Method of determining a fresh fuel bundle design for a core of a nuclear reactor Aug. 11, 2009
7437200 Software based control system for nuclear reactor standby liquid control (SLC) logic processor Oct. 14, 2008
7386086 Printed circuit card Jun. 10, 2008
7366273 Method of determining margins to operating limits for nuclear reactor operation Apr. 29, 2008
7139355 Method of operating a nuclear power plant at multiple power levels Nov. 21, 2006
6987826 Maximum extended load line limit analysis for a boiling water nuclear reactor Jan. 17, 2006
6928132 Methods and apparatus for operating a system Aug. 9, 2005
6894662 Photoelectric switch May. 17, 2005
6873671 Reactor manual control system Mar. 29, 2005
6836523 Radiation measurement device Dec. 28, 2004
6798859 Branch amplifier card Sep. 28, 2004
6710776 Position finder, measuring apparatus with position finder, and measuring system Mar. 23, 2004
6680686 Remote ionizing radiation detector Jan. 20, 2004
6674825 Determination of operating limit minimum critical power ratio Jan. 6, 2004
6650722 Hydraulic control unit transponder card Nov. 18, 2003
6636577 Laser induced fluorescence water measurement system for nuclear reactors Oct. 21, 2003
6608878 Method and device for monitoring the power rise during startup of a nuclear reactor (diversitary excursion monitoring) Aug. 19, 2003
6606367 Device for measuring the drop time of control rods into the core of a nuclear reactor Aug. 12, 2003
6598029 Bidding for energy supply with request for service Jul. 22, 2003
6590952 Reactor manual control system Jul. 8, 2003
6583618 Remote magnetic field material analyzer and method Jun. 24, 2003
6553090 Control system of nuclear power plant, and control method thereof Apr. 22, 2003
6526114 Remote automated nuclear reactor jet pump diffuser inspection tool Feb. 25, 2003
6516041 Method and apparatus to eliminate confirmation switches and channel demultiplexer from soft control man-machine interface (MMI) Feb. 4, 2003
6477218 Control system of nuclear power plant, and control method thereof Nov. 5, 2002
6473479 Dual optical communication network for class 1E reactor protection systems Oct. 29, 2002
6456681 Neutron flux measuring apparatus Sep. 24, 2002
6421405 Monitoring control rod element assembly position Jul. 16, 2002
6404835 Nuclear reactor rod drop time testing method Jun. 11, 2002
6353650 Reduced in-core instrument patterns for pressurized water reactors Mar. 5, 2002
6292523 Digital engineered safety features actuation system Sep. 18, 2001
6236699 Method and system for monitoring control rod element assembly position May. 22, 2001
6219398 Heated junction thermocouple cable arrangement Apr. 17, 2001

1 2 3 4

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