US 2023/0176094 A1 · ALTERNATING-CURRENT ENERGY DETECTION APPARATUS

Abstract

This application discloses an alternating-current energy detection apparatus, in which a voltage detection unit forms a coupling capacitance together with a tested cable, obtains a first voltage based on an actual voltage and the coupling capacitance, and outputs the first voltage to a data processing unit; a current detection unit detects a tested-cable current, and outputs the tested-cable current to the data processing unit; and the data processing unit receives the first voltage and the tested-cable current, and determines a first voltage value and a tested-cable current value; calculates a product of the first voltage value and a quantity of amplification times of a tested-cable voltage, and determines a tested-cable voltage value; and calculates, based on the tested-cable voltage value and the tested-cable current value, electric energy transmitted by the tested cable.

Claims20

Dependent claims

An alternating-current energy detection apparatus, wherein the apparatus comprises a voltage detection unit, a current detection unit, and a data processing unit;

the voltage detection unit is configured to form a coupling capacitance together with a tested cable that can be connected to the alternating-current energy detecting apparatus when connected to the apparatus, and is configured to obtain a first voltage based on an actual voltage of the tested cable and the coupling capacitance, and output the first voltage to the data processing unit;
the current detection unit is configured to detect a tested-cable current of the tested cable, and output the tested-cable current to the data processing unit;
and
the data processing unit is configured to receive the first voltage and the tested-cable current, and determine a first voltage value and a tested-cable current value;
calculate a product of the first voltage value and a quantity of amplification times of a tested-cable voltage, and determine a tested-cable voltage value;
and calculate, based on the tested-cable voltage value and the tested-cable current value, electric energy transmitted by the tested cable.

3 more elements

An alternating-current voltage detection apparatus, wherein the apparatus comprises a voltage detection unit and a data processing unit;

the voltage detection unit is configured to form a coupling capacitance together with a tested cable that can be connected to the alternating-current energy detection apparatus when connected to the apparatus, and is configured to obtain a first voltage based on an actual voltage of the tested cable and the coupling capacitance, and output the first voltage to the data processing unit;
and
the data processing unit is configured to receive the first voltage and determine a first voltage value;
and calculate a product of the first voltage value and a quantity of amplification times of a tested-cable voltage, and determine a tested-cable voltage value.

1 more element

Dependencies are inferred from the claim text.

Alternating-current energy detection apparatus

Life of this patent

Alternating-current energy detection apparatus

Life of this patent

Abstract

Claims20