Sean's HeatSpring PV Blog

HeatSpring PV Course Blog

Apr 4, 2018
1 min

Advancement and Development of Electricity and Technology

From HeatSpring.com PV Boot Camp Discussion Board Q: This chapter is pretty interesting. Brings me back to 8th grade, with all of that...

3 views0 comments

Apr 3, 2018
1 min

Building Integrated PV

From HeatSpring.com PV Boot Camp Discussion Board Q: I enjoyed learning more about the different applications of PV, such as the...

2 views0 comments

Jul 7, 2016
3 min

Bypass diodes

From HeatSpring.com PV Boot Camp Discussion Board Q: I am trying to fully understand what is happening as it pertains to bypass diodes....

2 views0 comments

May 27, 2016
2 min

Determining low temperature that caused the inverter to go over voltage

From HeatSpring Advanced PV Course Discussion Board Q: Sean: Thanks for a great course. Two questions: I think I would like some...

1 view0 comments

May 27, 2016
1 min

Another NABCEP PVIP Certificate in the mail!

Post NABCEP PV Installation Professional Exam Comment Thanks for a really good prep class, Sean and Heatspring! I also got my certificate...

1 view0 comments

May 27, 2016
1 min

NABCEP PV Installation Professional Exam Happy Camper!

Post NABCEP PV Installation Professional Exam Comment Hello Sean, I passed the exam. I got the certification yesterday. I am so happy I...

1 view0 comments

May 27, 2016
1 min

NABCEP PV Installation Professional Exam Results

Post NABCEP PV Installation Professional Exam Comment Dr. White, I received my certificate today! Thanks so much for the great course, I...

1 view0 comments

May 24, 2016
1 min

Advanced PV Class Review

From HeatSpring Advanced PV Course Discussion Board Submitted: 05/21/2016 Training: 40-Hour Advanced Solar PV Installer Training / Online...

1 view0 comments

May 24, 2016
1 min

Passed the NABCEP PVIP Exam!!

From HeatSpring Advanced PV Course Discussion Board Q: I took the April exam for the first time and just found out I PASSED. After the...

1 view0 comments

May 18, 2016
1 min

PV in hot locations, is it worth it to cool the PV?

From HeatSpring.com PV Boot Camp Discussion Board Q: Dr., I believe it's difficult in Oman to get the most output from PV. This is...

3 views0 comments

May 18, 2016
2 min

Functions of a charge controller besides preventing over and under-charging

From HeatSpring.com PV Boot Camp Discussion Board Q: Good Morning Dr, To which extent we can consider the stand alone systems. I mean is...

1 view0 comments

May 17, 2016
1 min

Why PV does not perform at its rated power on a sunny day due to derating factors

From HeatSpring.com PV Boot Camp Discussion Board Q: Hi Dr.sean, I used to be in project that works with PV but the drop is reaching 20%...

1 view0 comments

May 16, 2016
1 min

2014 NEC 690.7 Maximum System Voltage 600V and 1000V Distinctions

From HeatSpring Advanced PV Course Discussion Board Q: Article 690 - Part II - 690.7(C): Maximum System Voltage. In your lecture you...

1 view0 comments

May 16, 2016
1 min

Thanks for the great review!!

From HeatSpring.com PV Boot Camp Discussion Board Thanks for making my day with the review!!! Submitted: 05/16/2016 Training: Solar PV...

1 view0 comments

Apr 28, 2016
2 min

PV Wire Sizing, Terminal Temperature Limits, 310.15(B)(2)(a), 310.15(B)(3)(a) and 310.15(B)(3)(c), 1

From HeatSpring.com PV Boot Camp Discussion Board Q: Dear Doc, A little late question ,concerning article 310 and 110.14...

1 view0 comments

Apr 28, 2016
2 min

The Enphase ac battery, an on-grid only battery perhaps?

From HeatSpring.com PV Boot Camp Discussion Board Q: Thanks Sean, The Enphase AC battery could be a big thing but they don't seem to...

1 view0 comments

Apr 28, 2016
1 min

Temperature Coefficient of Vmp, where do we get it? Just use the temperature coefficient of power.

From HeatSpring Advanced PV Course Discussion Board Q: Sean My question is about determining the minimum number of modules required to...

1 view0 comments

Apr 27, 2016
1 min

Good day for a good review!!

From HeatSpring.com PV Boot Camp Submitted: 04/27/2016 Training: Solar PV Installer Boot Camp Training + NABCEP Entry Level Exam Prep /...

1 view0 comments

Apr 27, 2016
1 min

Keeping conductors cool, other ways besides th Code

From HeatSpring.com PV Boot Camp Discussion Board Q: If there are wires in a conduit on a roof, what is the best way to prevent them from...

1 view0 comments

Apr 27, 2016
2 min

Planning on adding batteries to a grid-tied system in the future

From HeatSpring.com PV Boot Camp Discussion Board Sean, a further question. In the video you made the point that batteries are still...

1 view0 comments

PV Student