Data acquisition device of DVC Application of DSP in the detection of rectifier efficiency and inverter efficiency of energy storage converter

GB/T34133 Energy Storage Converter Efficiency Testing Data Acquisition Device

At the same time, measure the power of the DC side and AC side of the inverter or converter, and accurately calculate the conversion efficiency.

Efficiency detection circuit of energy storage converter

Efficiency detection of energy storage converter Equipment: 

DEWE3-PA8

TRION3-1820-POWER-4

CT-1000

DEWE3-PA8 integrated host: 

The integrated sensor power supply can be 8 Current sensor supply ; 4 pieces can be added TRION3 -1820-POWER-4 power acquisition card conducts 16 voltage and 16 current tests; The range of high-voltage channel can reach ± 2000Vpeak, and the range of current channel can reach 40Apeak; Test precision: DC ± 0.02% * reading ± 0.02% * range; AC 0.5~1kHz: ± 0.03% * reading without range error; There is no gap storage, and the signal waveform can be viewed without oscilloscope. CT-1000: DC/AC 1000A, basic accuracy:<0.05%

Efficiency detection of energy storage converter Test content

1 Add function formula for rectifier efficiency and inverter efficiency detection to calculate the ratio of DC active power to AC active power under rectifier status and/or off grid status.

2 Standby loss detection Add function formula to calculate standby loss power

3 No load loss detection Add function formula to calculate no-load loss power