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What are the various policies and regulations (subsidies, incentives, permissions) that I should consider for my rooftop solar systems?

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Within this section you will find

Central schemes

Accelerated Depreciation (AD)
Subsidies
Federal Tax Credits
Subsidized Loans
Generation-based Incentives

Feed-in-Tariffs (FiT)
Renewable Energy Certificates (RECs)

State schemes
What is net metering?
Permissions

Worldwide, many central and state governments have launched various schemes to incentivise rooftop solar […]

By |December 2nd, 2013|faqs|Comments Off on What are the various policies and regulations (subsidies, incentives, permissions) that I should consider for my rooftop solar systems?

Do I have to build my own rooftop plant or can I just buy solar power?

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Within this section you will find

Methods of procuring solar power

3rd Party Sale using Open Access

Advantages
Drawbacks

Group Captive

Advantages
Drawbacks

BOO(T) – Build Own Operate (Transfer)

Advantages
Drawbacks

Summary of procurement options by consumer category
Illustration of charges applicable to each option

While […]

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Does rooftop solar PV generate power during a power failure?

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Within this section you will find

Do all rooftop solar plants generate power during power failure?
Why some rooftop solar plants shut down during power failure

Reference Voltage
Anti-islanding

Kinds of inverters

Grid-tied
Off-grid
Grid-interactive

Do all rooftop solar plants generate power during power failure?

Not all […]

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What is the capacity of the solar power system I require for my facility?

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Within this section you will find

5 Steps to sizing your rooftop PV plant

Scoping the project
Calculating the amount of solar energy available
Surveying the site
Calculating the amount of energy needed
Sizing the solar system

System size
Panel size
Inverter size

If […]

By |November 27th, 2013|faqs|Comments Off on What is the capacity of the solar power system I require for my facility?

What are the Warranties and Certifications I should look for in my rooftop PV system?

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Within this section you will find

Warranties and Certifications

Solar Panels
Inverters
Mounting structures
Batteries
Charge Controller/MPPT units
Cables

Junction Boxes/Enclosures

Expected lifetime of rooftop PV plant components
Examples of component failure

Failures not covered by warranty

Warranties and Certifications

A rooftop PV system is made up […]

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What are the Various Components of a Rooftop Solar System?

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Within this section you will find

Basics of rooftop Solar PV
Components of a rooftop solar PV plant

PV modules (panels)
Inverters

Type of Inverters
Solar Panel Mounting Structures
Solar Trackers
Batteries
Warranties

With rooftop solar becoming popular worldwide, it is becoming increasingly important for residential […]

By |November 27th, 2013|faqs|Comments Off on What are the Various Components of a Rooftop Solar System?

How Much Electricity Does a Rooftop Solar PV System Generate?

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Within this section you will find

Factors affecting rooftop solar plant output

Location
Orientation
Panel Efficiency
Ambient Temperature

Temperature Coefficient

Approximation of PV plant output
Optimising rooftop PV plant design to maximise power output

Orientation
Panel Efficiency
Ambient Temperature

Factors affecting rooftop solar plant output
The power […]

By |November 6th, 2013|faqs|Comments Off on How Much Electricity Does a Rooftop Solar PV System Generate?

How Much Roof Area Do I Require to Install a Rooftop Solar PV System?

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Within this section you will find

Factors affecting roof area required by rooftop solar PV plants

Shade-free roof area
Panel efficiency

Shade-free area required at different plant capacities and panel efficiencies

Other considerations

Weight of the rooftop PV plant
Mountings that can withstand wind pressure

What […]

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Can Rooftop Solar PV Replace Diesel Entirely?

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Within this section you will find

Constraints in Generating Power from Rooftop Solar
Integrating Rooftop Solar with a Diesel Generator
Economics of Substituting Diesel with Rooftop Solar PV

Methodology
Returns under Different Scenarios

Solutions to Support Different Loads

Light Loads
Critical Loads

Can Rooftop Solar […]

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How Much Does a Rooftop Solar PV System Cost?

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Within this section you will find

Types of Rooftop Solar PV systems
Component Cost of Rooftop PV systems
Subsidies & Incentives

Accelerated Depreciation (AD)
Capital Subsidy

Final cost of Rooftop PV system factoring in AD and Subsidies
Prospects for Further Cost Reduction
Variations in Pricing

The […]

By |November 6th, 2013|faqs|Comments Off on How Much Does a Rooftop Solar PV System Cost?