Solar energy is a technology that converts sunlight into electricity. For industrial facilities, solar systems can generate electricity for on-site consumption, helping reduce reliance on grid electricity while supporting energy management and corporate sustainability goals.
Solar technology is no longer limited to residential rooftops. It is increasingly being adopted by commercial and industrial facilities, particularly factories with significant electricity consumption during daylight hours.
What Is Solar Energy?
Solar energy uses photovoltaic (PV) cells to convert sunlight into electrical energy.
When sunlight reaches the photovoltaic cells in a solar panel, the system generates direct current (DC) electricity. An inverter then converts the DC electricity into alternating current (AC), which can be used by electrical systems within a building or industrial facility.
A solar system for a factory consists of more than solar panels. Depending on the project, it may also include inverters, electrical systems, mounting structures, monitoring systems, and other supporting equipment.
What Are the Main Types of Solar Systems?
Solar systems can generally be categorized into three main types based on how they are connected and operated.
1. On-Grid Solar System
An On-Grid Solar System is connected to the main electrical grid of a building or industrial facility.
Electricity generated by the solar system can be used by on-site electrical loads, making this configuration suitable for facilities with significant daytime electricity consumption.
2. Off-Grid Solar System
An Off-Grid Solar System operates independently from the main electrical grid. It typically requires battery storage or another energy storage solution to support electricity demand.
This configuration can be considered for locations where grid electricity is unavailable or for applications requiring an independent power system.
3. Hybrid Solar System
A Hybrid Solar System combines solar generation with grid electricity and an energy storage system such as batteries.
The operating configuration depends on the project’s objectives, electrical load profile, and system design.
Why Are Industrial Facilities Installing Solar Systems?
One key reason is that many factories consume significant amounts of electricity during the daytime, when solar systems can generate electricity from sunlight.
The electricity generated by the solar system can be used for factory operations such as machinery, air-conditioning systems, lighting, and other electrical loads, depending on the facility’s load profile.
Potential benefits include:
- Reducing grid electricity consumption during solar generation hours
- Increasing the use of renewable energy
- Supporting energy cost management
- Supporting environmental and sustainability goals
- Providing energy data for future energy management and planning
Actual energy savings and project economics depend on factors such as system size, electricity consumption patterns, installation conditions, and project-specific requirements.
What Should Factories Consider Before Installing Solar?
A factory solar project should begin with an assessment of the facility’s requirements and site conditions. The decision should not be based solely on the number of panels or system capacity.
Key factors include:
1. Installation Area
The available rooftop or installation area should be assessed, including its size, available space, obstructions, and structural condition.
2. Solar Orientation and Shading
The orientation of the installation area, surrounding structures, and shading conditions can affect solar energy generation and should be considered during system design.
3. Electricity Consumption Profile
The facility’s electricity consumption should be analyzed, including when electricity is used, how much is consumed, and what types of loads account for the main demand.
This information helps determine an appropriate system size and configuration.
4. Building and Roof Structure
For Solar Rooftop projects, the condition and structural suitability of the roof should be assessed before installation.
5. Investment and Project Economics
The project should consider installation costs, system capacity, expected energy generation, electricity consumption patterns, and the expected payback period based on the organization’s objectives.
Is Solar Rooftop Suitable for Industrial Facilities?
Solar Rooftop can be suitable for factories and industrial buildings with appropriate rooftop space and significant daytime electricity consumption. However, suitability should be evaluated based on multiple factors.
These include rooftop area, structural condition, electricity consumption patterns, shading, installation orientation, and the appropriate system capacity.
What Does Limitless Energy By ONVALLA Provide?
Limitless Energy By ONVALLA provides energy solutions for commercial and industrial customers, covering consultation, site assessment, requirement analysis, system design, and solar installation according to project requirements.
Our approach considers both energy technology and the customer’s actual operating environment to develop a solar solution that is appropriate for the available space and electricity consumption profile.
Frequently Asked Questions About Solar for Factories
Can solar energy reduce factory electricity costs?
A solar system can generate electricity for on-site consumption and may reduce the amount of electricity drawn from the grid during periods when the solar system is generating power. Actual savings depend on system size, electricity consumption patterns, and the specific conditions of the facility.
Should a factory choose an On-Grid or Off-Grid solar system?
It depends on the facility’s objectives and electricity requirements. An On-Grid system works together with the main electrical grid, while an Off-Grid system is designed to operate independently and typically requires energy storage. The appropriate configuration should be determined based on the facility’s load profile and project requirements.
Is a rooftop survey necessary before installing Solar?
Yes. A site assessment is important because the project needs to evaluate the available installation area, roof condition, structural suitability, shading, obstructions, and other factors that may affect system design.
How long does it take for a factory solar system to pay back its investment?
There is no fixed payback period for every project. It depends on factors such as installation cost, system capacity, energy generation, electricity consumption patterns, and the facility’s energy conditions. A project-specific assessment should therefore be conducted using actual electricity consumption and site data.
Solar Energy Solutions for Industrial Applications
Installing solar for an industrial facility is more than placing solar panels on a rooftop. It involves designing an energy system around the available space, building structure, electricity consumption profile, and organizational objectives.
Limitless Energy By ONVALLA provides consultation and develops Solar Energy Solutions based on each customer’s requirements and actual operating environment.
