Patents
Patents for G21D 3 - Control of nuclear power plant (1,612)
09/1993
09/21/1993US5247433 Man-machine system
09/14/1993US5245642 Adding solution of iron compounds, salts and oxides, and maintaining concentration in circulating water coolant
08/1993
08/11/1993CN1075224A Method for generating and executing complicated operation process
08/04/1993EP0553571A1 Method for generating and executing complex operating procedures
07/1993
07/27/1993US5230859 Separation, combustion
07/13/1993US5227127 Filtered venting system for reactor containment vessel of nuclear power plant
07/13/1993US5227122 Display device for indicating the value of a parameter in a process plant
07/13/1993US5227121 Advanced nuclear plant control room complex
07/06/1993US5225149 Detection of core thermal hydraulic oscillations
07/06/1993CA1320012C Reactor control system verification
06/1993
06/09/1993CN1021148C Smart sensor system for diagnostic monitoring
05/1993
05/27/1993WO1993010538A2 Neutron transport analysis for nuclear reactor design
05/19/1993CN1020823C Protection system for protecting nuclear reactor in the event of reaction-inhibiting element falling
05/12/1993EP0540951A1 Method and apparatus for controlling a nuclear reactor to minimize boron concentration adjustment during load follow operation
05/05/1993EP0540201A1 Method of controlling Co-60 radiation contamination of structure surfaces of cooling water circuits of nuclear reactors
05/04/1993US5208165 Method for testing the soluble contents of nuclear reactor coolant water
04/1993
04/28/1993EP0538407A1 Nuclear reactor with bi-level core
04/28/1993EP0538400A1 Reactor-core isolation cooling system with dedicated generator
04/15/1993WO1993007623A1 Detection of core thermal hydraulic oscillations
04/13/1993US5201229 Sensor for controlling water quality of reactor and method of controlling said water chemistry
04/07/1993EP0535956A1 Actuator control system
04/06/1993US5200139 Method and apparatus for protecting a nuclear reactor
03/1993
03/23/1993US5196158 Electrical safety system
03/17/1993EP0532254A1 Apparatus for filtering and adjusting the PH of nuclear reactor coolant water for the testing of soluble contents thereof
03/09/1993US5192493 Median signal selector for feedwater control systems
02/1993
02/24/1993EP0528620A1 Method of inhibiting cobalt release in nuclear reactor coolant water
02/17/1993EP0527357A1 Method for primary coolant treating of a pressurized water reactor
02/17/1993EP0527356A1 Method for treating the primary coolant of a pressurized water reactor
12/1992
12/30/1992EP0520712A1 Reactivity modulation of a boiling water reactor to stabilize thermal-hydraulic oscillations
12/29/1992US5174946 Oscillation power monitoring system and method for nuclear reactors
12/15/1992US5171516 Reactor core monitoring system and method
12/09/1992EP0517450A1 Propellant actuated nuclear reactor steam depressurization valve
12/08/1992US5169592 Method of protecting a nuclear reactor in the event of a load increase
10/1992
10/27/1992US5158738 Method of controlling a pressurized water nuclear reactor
10/13/1992US5154876 Propellant actuated nuclear reactor steam depressurization valve
09/1992
09/29/1992US5151244 Apparatus for filtering and adjusting the pH of nuclear reactor coolant water for the testing of soluble contents therefor
09/09/1992CN1018216B Method of measurement of reaction component falling into reactor in nuclear power plant
09/09/1992CN1018214B Method of protecting pressurized water nuclear reactor against failures in its emergency stop means
08/1992
08/25/1992US5141710 Reactivity modulation of a boiling water reactor to stabilize thermal-hydraulic instabilities
08/05/1992EP0497518A1 Method for testing the soluble contents of nuclear reactor coolant water
07/1992
07/29/1992EP0496551A1 Oscillation power range monitoring system and method for nuclear reactors
07/14/1992US5130081 Protective coating of noble metal to prevent stress cracking, oxide film
06/1992
06/24/1992CN1062230A Method and apparatus for protecting nuclear reactor
06/09/1992US5121318 On-line plant operating procedure guidance system
06/09/1992US5120494 Reactor-core isolation cooling system with dedicated generator
05/1992
05/27/1992EP0487239A1 Enhancing load-following and/or spectral shift capability in single-sparger natural circulation boiling water reactors
05/26/1992US5116567 Nuclear reactor with bi-level core
05/19/1992CA1301375C Process for determining and assessing power build-up capacity of a pressurized water nuclear reactor
05/12/1992US5112565 Nuclear reactor multi-state digital control using digital topology
05/12/1992CA1300765C Process for determination and assessment of emergency shutdown safety margin of a pressurized water nuclear reactor
05/06/1992EP0483555A1 An intrinsic arrangement for power stabilization in a thermal nuclear reactor
04/1992
04/28/1992US5108697 Inhibiting stress corrosion cracking in the primary coolant circuit of a nuclear reactor
04/28/1992US5108695 Ventilating system for an emergency feedwater enclosure in a nuclear power plant
03/1992
03/31/1992US5100609 Enhancing load-following and/or spectral shift capability in single-sparger natural circulation boiling water reactors
03/10/1992US5095418 Multiplex control system
02/1992
02/26/1992EP0472169A2 Plant monitoring and control system
02/26/1992CN1015680B Method of determining the alarm threshold of over-heating ratio device for implementing the method, and method of controlling nuclear reactor
02/25/1992US5091139 Automated thermal limit monitor
02/18/1992US5089978 Automatic plant state diagnosis system including a display selection system for selecting displays responsive to the diagnosis
01/1992
01/29/1992CN1058286A Method of protecting nuclear reactor in event of its load increasing
01/23/1992WO1992001297A1 Reactor-core isolation cooling system with dedicated generator
01/23/1992WO1992001289A1 Nuclear reactor with bi-level core
01/22/1992EP0467787A1 Method for the protection of a nuclear reactor in the event of a raising of its load
01/22/1992EP0467786A1 Method and device for the protection of a nuclear reactor
01/07/1992US5078953 Natural circulation boiling-water reactor with output power regulation
10/1991
10/23/1991EP0453165A1 Natural-circulation boiling-water reactor with output power regulation
10/23/1991EP0453164A1 Nuclear reactor steam depressurization valve
10/15/1991US5057994 Control system for industrial plant
10/09/1991EP0450444A1 Improving operation life of on-line boiling water reactors
10/01/1991US5053188 Reactor system
09/1991
09/03/1991US5045272 Fluid temperature balancing system
08/1991
08/14/1991EP0441641A2 An automatic plant state diagnosis system including a display selection system for selecting displays responsive to the diagnosis
08/13/1991US5039473 Method of determining and evaluating the power return capacity of a pressurized water nuclear reactor
07/1991
07/24/1991EP0437436A1 Process and device for removing flammable gaseous mixtures from a container
07/24/1991CN1013322B Nuclear power station
07/24/1991CN1013321B Method of controlling nuclear reactor
07/23/1991CA1286805C Control process for a nuclear reactor
07/16/1991US5032346 Method of determining and evaluating the emergency shutdown margin for a pressurized water nuclear reactor
07/02/1991US5028384 Oxidation of Volatile Nitrogen Compounds
07/02/1991US5028383 Nuclear reactor steam depressurization valve
07/02/1991US5028378 Safety system for a gas cooled high temperature reactor
06/1991
06/18/1991US5024802 Method for steam generator water level measurement
06/18/1991US5024801 Reactor core model update system
06/11/1991US5023045 Plant malfunction diagnostic method
05/1991
05/08/1991EP0426453A2 Sensor for controlling water quality of reactor and method of controlling said water chemistry
04/1991
04/09/1991US5006303 Nuclear power plant
03/1991
03/06/1991EP0415711A1 Median signal selector for feedwater control systems
03/05/1991US4997617 Real-time reactor coolant system pressure/temperature limit system
02/1991
02/27/1991EP0414256A1 Automation system for nuclear power plants
02/13/1991EP0412753A1 Method for enhancing personnel safety in operating a nuclear reactor plant, and means therefor
02/06/1991EP0411873A2 Improved plant operating system employing a deterministic, probabilistic and subjective modeling system
02/06/1991EP0411013A1 Automatic steam generator control at low power
01/1991
01/30/1991EP0410624A1 Natural circulation, free-surface separation boiling water reactors
01/30/1991CN1048947A Method of determining distribution of power in core of nuclear reactor and method of calibrating neutron detectors around core of nuclear reactor
01/29/1991US4989129 Multiplex control system
01/23/1991EP0408725A1 Auxiliary volumetric and chemical controlling circuit for the primary circuit of a pressurized water nuclear reactor
01/22/1991US4986952 Protection system for protecting a nuclear reactor in the event of a reaction-inhibiting element falling
01/08/1991US4983350 Method and apparatus for detecting the fall of a control cluster in a nuclear reactor
01/02/1991EP0406075A1 Procedure for determining the power distribution in a nuclear reactor core and calibration procedure of neutron detectors around a nuclear reactor core
01/02/1991EP0405981A2 Method for obtaining load-following and/or spectral shift capability in boiling water reactors
1 ... 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17