PVS Ch10 Sizing PV Systems Quiz

The duty cycle is the amount of time that a specific electrical load operates.

• True

• False

A phantom load is a load type that draws a large amount of current, even when the load is "OFF".

• True

• False

Tags

NGSS.HS-PS3-1

If the building’s loads change significantly over the course of a year, it is acceptable to use the month with lowest insolation as the design month.

• True

• False

In a standard charge controller, all of the system components have the same voltage.

• True

• False

A common assumption in most stand-alone PV system installations is that the wiring from module to module and from the array modules to the combiner box is the same size as the wire leads that were installed on the PV modules by the manufacturer.

• True

• False

Load __________ is the process of changing large electrical loads in a building to another form of power such as natural gas or propane.

A(n) __________ PV system needs to be sized so that it can supply the total electrical load of the building it serves.

Tags

NGSS.HS-ETS1-2

NGSS.HS-PS3-1

The rule of thumb often used to calculate the surge load is to simply multiply the required watts of a load by __________.

The use of an MPPT and/or step down charge controller in a stand-alone PV system requires the array to be sized a little differently than when using a(n) __________ charge controller.

Tags

NGSS.HS-PS3-3

NGSS.HS-ETS1-2

NGSS.HS-ETS1-3

The system loss __________ factor takes into account the types of losses that occur when converting the PV array produced from DC electricity to AC electricity.

Tags

NGSS.HS-PS3-3