Knowledge Quiz for 1/31/2011
1.
What is the maximum voltage of standard inverters?
2.
What is MPP?
3. What is the IV curve?
4. What components of solar system are dependant on MPP and
IV curve?
5. Differentiate between ambient temperature,
solar radiance, kW, deration, and azimuth?
6.
What time is solar noon?
7. What is 1000 M square?
8. What is the minimum voltage of inverter?
9. What is minimum voltage of solar panel?
10. What is a built in diode and how does it work?
11. What are the two cities in NJ used for solar radiance numbers?
12. What is one inverter parameter used for the solar build document with NJ Clean
Energy?
13. What is the difference between NJ
and Florida with solar?
14. What are the benefits
of a state participating with RPS standards platform?
15.
Who oversees the SREC program once end user is online?
16.
What is the unit of the SREC?
17. What is the
new type of inverter technology on the DC side?
18.
What is the single most important element for the photovoltaic system in RPS and non RPS states?
19. Name three loads with their applicable W value?
20. What is the basic mechanical process of a standard residential HVAC system?
Where are the motors? What is the need for electricity for a gas or oil furnace?
Photovoltaic 101 class,
Let me know if you are game to meet at the college for an evening session if the school opens for the night shift.
It is still to be determined. We could try to get infive hours so we can then just add the hours to friday and saturday.
Below is the quiz. Email me with answers and your phone number. Keep posted for opening of school for evening
at the site.
1. What is the effect
of ambient temperature on inverter and panels?
2. What is
more effected by ambient temperature?
3. Which is more affected
by ambient temperature current or voltage?
4. Which is more
consistent with ambient temperature current or voltage
5.
Clouds or any other type of shade effects what?
6. What component
of solar system determines how many modules and strings?
7.
What is the DC voltage of the Sharp module in our classroom?
8.
What is the AC voltage of the Sharp module in our classroom?
9.
What are the two types of disconnects and where are they located?
10.
What device does the DC flow over to convert into AC in the inverter?
11.
How many cells are on the Sharp 175 module in the classroom?
12.
What is it the covering called that houses the wire runs of the DC and AC?
13. What are two factors that can cause power loss (Deration) of DC on wire run?
14. What needs to be added if a string maximizes the inverter capability?
15. Modules can be wired together negative to negative or negative to positive. What is each called?
16. If string 1 has 175W Yingli modules @ a total of 13 what is the voltage if shade
causes module 1 to reduce to 30W.
17. What can be done to
isolate Yingli module number 1?
18. What occurs if module
one is isolated and what is the voltage on the remainder modules?
19.
If you can't see the LCD screen once the install is complete what is the problem? Why?
20. When does the energy become AC from the array at what point in the wire run?
21. What is maximum power point?
22. What is
the IV curve?
23. What is the differences between the Sharp
175 in your packet verses the Yingli 230.
24. What is the
differences between the sharp 175 in your packet verses the Yingli 175?
25.
What is the differences between the Yingli 175 in your packet verses the Yingli 230.
26. What are the two major factors in determining qualification for a good solar prospect?
27. Name six ways carbon is created on Earth?
28. What is the primary commodity of the SREC?
29.
What is the unit of the SREC?
30. How is the SREC determined?
..
.
.
1.
What two technology hardware systems can limit the power loss to a module rather than the entire string?
2. How many strings are entitled to have more than
20% shade for the NJ solar program?
3.
What is the minimum percentage of shade allowed on the remaining strings?
4. What is the minimum sun allowance percentage on the only string alloted
less than 80 percent?
5. How
many strings are eligible for shade tolerance numbers of 70% minimum?
6. If string A and B are both on the same plane can they share the same inverter with C at
another plane?
7. How many strings
are allowed on a specific plane?
8.
What is solar insolation?
9.
What are the two cities used for solar radiance numbers at different tilts in New Jersey referring to PV Watts?
10. Name two purposes for attaining 12 bills from any
customer for the NJ Clean Energy Program?
11.
Name two household loads.
12.
Is the inverter AC or DC?
13.
What is the standard deration number in NJ and what was it recently changed to?
14. When is solar noon today, tomorrow, and Friday?
15. What are the main components of a site survey?
16. What are the main measurements of an energy audit?
17. What will be the subject of your presentation on Friday for 15 minutes?
18. Outline your plan for the final project submittal
for Saturday?
..
.
1. What is it called when electricity
is lost over distance in wiring via DC or AC?
2.
What two imperical chemicals are used for doping the photovoltaic cell?
3. How many cells are required to produce a module?
4. How many modules are required to produce an array?
5. What is another word for a ballast?
6. When is solar noon?
7.
How many Kilowatts is 8,670 watts?
8. What
part of the inverter converts dc to ac?
9.
What is N and P stand for in the photovoltaic affect?
10.
What is more important electons or protons in the photovoltaic effect?
11. What are the primary components of a roof drawing?
12. What are the primary components of an electrical drawing?
13. What is an inverter called that is installed in the back of a solar module?
14. What is the difference between a cell, module, and array?
15. What are the four most significant factors in determining feasibility
of a photovoltaic project?