Real ChatGPT answer · index seed8dltV3ZBsTQcompleteHome services and improvement · solar panelscomparison
What is the actual difference in lifespan and degradation rate between monocrystalline and polycrystalline solar panels when installed on a typical asphalt shingle roof
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
What is the actual difference in lifespan and degradation rate between monocrystalline and polycrystalline solar panels when installed on a typical asphalt shingle roof
3 real searches · 1 real-search pass
NREL photovoltaic module degradation rates monocrystalline polycrystalline annual degradation field studyGoogle ↗
OBSERVED
DOE solar panels lifespan 25 30 years degradation rate crystalline siliconGoogle ↗
OBSERVED
NREL rooftop photovoltaic system lifespan asphalt shingle roof replacement solar panels roof lifespanGoogle ↗
OBSERVED
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
Classifying 3 queries…
Searches and sources
ChatGPT3 real searches · gpt-6
NREL photovoltaic module degradation rates monocrystalline polycrystalline annual degradation field study Google ↗
DOE solar panels lifespan 25 30 years degradation rate crystalline silicon Google ↗
NREL rooftop photovoltaic system lifespan asphalt shingle roof replacement solar panels roof lifespan Google ↗
- Best Practices for Operation and · docs.nlr.gov
- Outdoor PV Module Degradation · nrel.gov
- PV Lifetime Project · nrel.gov
- PV Lifetime Project - 2024 NREL Annual Report · research-hub.nlr.gov
- PV Lifetime Project - 2025 NLR Annual Report · research-hub.nlr.gov
- End-of-Life Management for Solar Photovoltaics · energy.gov
- Study of Renewable Energy · energy.ri.gov
Queries
3 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
NREL photovoltaic module degradation rates monocrystalline polycrystalline annual degradation field study OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
DOE solar panels lifespan 25 30 years degradation rate crystalline silicon OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
NREL rooftop photovoltaic system lifespan asphalt shingle roof replacement solar panels roof lifespan OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 |