OBJECTIVE:
To measure the value of IV characteristic using labVIEW.
ACTIVITY:
- Continue to construct the labView block diagram.
- Continue solve the problem with the circuit and labVIEW and DAQcar
- To measure and determine the value of voltage and current.
- To measure the power output produce.
- To generate IV graph using labVIEW
Figure above are shown how the constructions of the block
diagram. From the figure show that there is a loop to place DAQ assist,
multiplier, numeric and meter to measure voltage and current. At voltage part,
the value must multiply by 2 because the voltage at the hardware has been dividing
into two because of voltage divider. It
compulsory to multiply the voltage value. The result will be show at the graph
and numeric indicator.
At the
current part, the value must multiply by 6 because of using 6 resistor in this
project. The value of the resistor is 82Ω. . Connect all the output from solar panel and thermoelectric
module to the circuit and connect the voltage and current wire to DAQ card. Run
the labView software in order to get IV graft. Increase the value of variable
resistor from 0Ω to 1kΩ.
The power produced by
the cell in Watts can be easily calculated along the I-V sweep by the equation P=IV. the value of power is 4.6W
The value power of the type 2 is 4.37W
The value power of the type 3 is 5.6W
From
this project, the best max power generate is type 3 compare with other type due
to the higher difference temperature between cold and hot side. All information
and the result have been representing in the graph
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