Method and platform to implement safety critical systems
OwnerLevgenii Bakhmachinventor
Life of this patent
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Abstract
A method of monitoring and controlling plant operations, which receive input signals from sensors monitoring parameters of plant operation to generate output signals to actuators, comprising; reducing the input signals to a selected group of input functions; reducing the output signals to a selected group of output functions; processing the input signals using FPGA to generate the output signals. The invention also relates to the platform and system embodying the method.
Claims21
A method of monitoring and controlling plant operations, which receive input signals from sensors monitoring parameters of plant operation to generate output signals to actuators, comprising;
- reducing the input signals to a selected group of input functions;
- reducing the output signals to a selected group of output functions;
- processing the input signals using FPGA to generate the output signals.
A method to implement safety critical systems, to perform monitoring and control functions, comprising:
- receiving information on the controlled parameters of sensors and other instrumentation and control (I&C) systems,
- processing this information and sending control and informational signals to actuators and other I&C systems;
- according to technological algorithms;
- reducing said l&C functions into groups of functions according to:
- input current and voltage signals processing;
- input signals from thermocouples and resistive temperature detectors processing;
- input signals from neutron flux detectors processing;
- input dry contact discrete signals processing;
- input potential discrete signals of direct voltage and/or alternating voltage processing;
- plant state monitoring based on received information and sending control and informational signals to actuators and I&C systems according to technological algorithms;
- output current and voltage signals forming;
- output potential and dry contact discrete signals forming;
- actuators control;
- system diagnostics;
- electric and optic communication between the system components;
- implementing of the group of functions using Field Programmable Gate Arrays (FPGA);
- implementing said group of functions within one track or within many redundant tracks.
A platform for monitoring and controlling plant operations, which receive input signals from sensors monitoring parameters of plant operation to generate output signals to actuators, which includes the following set of functional modules:
- Analog Information Input Module;
- Temperature Information Input Module;
- Neutron Flux Information Input Module;
- Discrete Information Input Module;
- Potential Signals Input Module;
- Logic Module that has an FPGA electronic design;
- Analog Information Output Module;
- Discrete Information Output Module;
- Actuators Control Module;
- Diagnostic Module;
- Optic Communication Module.
Reactor Trip System (RTS), which
- performs the following functions:
- storage of setpoints and conditions of reactor trip initiation;
- automatic monitoring of technological parameters and equipment states;
- forming of reactor trip signals in case of breaking of set points and conditions;
- data exchange with I&C systems of reactor;
- indication of technological parameters, reactor trip information and alarm signals at Main Control Room and Emergency Control Room;
- data archiving, registration and visualization;
- self-diagnostic and visualization of diagnostic data;
- has four or three tracks;
- includes Signal Forming Cabinets (SFC) comprising the following platform modules (one or several of each type);
- Analog Information Input Module;
- Temperature Information Input Module;
- Neutron Flux Information Input Module;
- Discrete Information Input Module;
- Potential Signals Input Module;
- Logic Module;
- Discrete Information Output Module;
- Diagnostic Module;
- Optic Communication Module;
- includes Cross Output Cabinet (COC) comprising the following platform modules (one or several of each type);
- Logic Module;
- Analog Information Output Module;
- Discrete Information Output Module;
- Diagnostic Module;
- Optic Communication Module.
Dependencies are inferred from the claim text.