Integrated circuit-based nano-relay

A nano relay based on integrated circuit, built with an integrated circuit module;

• wherein the integrated circuit module comprises a combinational logic circuit module, the combinational logic circuit module comprises circuit submodules with different hardware algorithm logics, and the combinational logic circuit module is used to perform signal processing on an input power signal by invoking a power data processing algorithm, and to output power service data, the power data processing algorithm being integrated in the circuit submodules of the combinational logic circuit;
• the power data processing algorithm comprises at least one of:
• a half-cycle Fourier operation on a fundamental wave, a full-cycle Fourier operation on a fundamental wave, a least squares filtering algorithm, a Kalman filtering algorithm, or a DC component calculation algorithm;
• wherein the combinational logic circuit module comprises at least one circuit submodule of:
• a characteristic extraction circuit submodule, a numerical value comparison circuit submodule, a logic determination circuit submodule, a signal conditioning circuit submodule, a band-limiting filtering circuit submodule, a sampling maintaining circuit submodule, an analog-to-digital conversion circuit submodule, a message decoding circuit submodule, a low-pass filtering circuit submodule, or an interpolation circuit submodule;
• wherein different circuit submodules are integrated to obtain nano relays with different functions;
• the nano relay comprises any of:
• a logic determination nano relay, a sampling value processing type nano relay, an electrical parameter calculation type nano relay, a time management type nano relay, a communication management type nano relay, an overcurrent protection logic relay, a differential protection logic relay, an analog processing nano relay and a message decoding nano relay;
• the combinational logic circuit is built according to a protection algorithm logic of a power system relay protection service;
• in case that the power signal is an analog signal, the combinational logic circuit module comprises the signal conditioning circuit submodule, the band-limiting filtering circuit submodule, the sampling maintaining circuit submodule, the analog-to-digital conversion circuit submodule, the characteristic extraction circuit submodule, the numerical value comparison submodule and the logic determination circuit submodule;
• in case that the power signal is a digital signal, the combinational logic circuit module comprises the characteristic extraction circuit submodule, the numerical comparison circuit submodule and the logic determination circuit submodule;
• in case that the power signal is power message data, the combinational logic circuit module comprises the message decoding circuit submodule, the low-pass filtering circuit submodule and the interpolation circuit submodule.