Photovoltaics (PV) Technologies :
A photovoltaic system is constructed by assembling a number of
individual collectors called modules electrically and mechanically into
an array.PV is a technology that converts light directly into electricity.
As of now two basic commercial PV module technologies available in market :- Thick crystal products.
- Thin-film products.
The photovoltaic process : from solar radiation to grid-connected energy
Source : http://www.sapa-solar.com |
Building Integrated Photovoltaics :
Source :www.hisupplier.com |
Building
Integrated Photovoltaics (BIPV) is the integration of photovoltaics
(PV) into the building envelope which includes roof, skylights, building
team along the entire supply chain - including architects,
building designers, engineers, building owners and utility companies.
After more than 20 years
of R&D and fancy showcase projects the segment of
building-integrated photovoltaics (BIPV) is beginning to emerge in the
marketplace , due to the vision of leading
solar technology and material developers which includes Scheuten Solar (The Netherlands), Würth Solar (Germany), Dow Solar (U.S.), and Suntech Power (China).The total
BIPV market is expected to reach $12.73 billion by 2016 at a CAGR of
16.9% from 2011 to 2016 as per the new market research report, “Global Building Integrated Photovoltaics (BIPV) Market, By Products, Technologies & Applications (2011 - 2016)”,
published by MarketsandMarkets (www.marketsandmarkets.com).
A complete BIPV system includes:
- PV modules.
- a charge controller, to regulate the power into and out of the battery storage bank .
- a power storage system, generally comprised of the utility grid in utility-interactive systems or, a number of batteries in stand-alone systems.
- power conversion equipment including an inverter to convert the PV modules' DC output to AC compatible with the utility grid
- backup power supplies such as diesel generators
- appropriate support and mounting hardware, wiring, and safety disconnects.
PV modules actually came to replace parts of the building envelope,
providing functional considerations and lowering costs. More recently,
thin-film PV technologies have begun to enable the seamless integration
of PV onto buildings, and will likely succeed in markets where their
superior flexibility, minimal weight, and improved ability to perform in
variable lighting conditions gives them a significant competitive
advantage over conventional solar technologies.
BIPV systems should be approached to where energy conscious design
techniques have been employed, and equipment and systems have been
carefully selected and specified. They should be viewed in terms of
life-cycle cost, and not just initial, first-cost because the overall
cost may be reduced by the avoided costs of the building materials and
labor they replace. Design considerations for BIPV systems must include
the building's use and electrical loads, its location and orientation,
the appropriate building and safety codes, and the relevant utility
issues and costs.
Source : www.hiwtc.com |
Building Integrated Photovoltaics- An emerging market
Source : www.marketsandmarkets.com |
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