Lighting system design is the process of developing and planning a system that provides proper and efficient illumination inside buildings or outdoor spaces. Effective lighting plays a crucial role in creating a comfortable and safe environment in various settings, including residential and commercial buildings, public spaces, industrial facilities, and more. Here are some key aspects of lighting system design:

1. Illuminance Analysis: The initial stage of design involves analyzing the illuminance within a room or area to determine the required light intensity, uniformity of illumination, and light direction.

2. Selection of Light Sources: Designers choose light sources such as incandescent lamps, compact fluorescent lamps, light-emitting diodes (LEDs), and others based on brightness requirements, energy efficiency, and durability.

3. Placement of Fixtures: The layout of lighting fixtures on the ceiling, walls, or other surfaces is planned to ensure optimal light distribution. This also includes selecting types of fixtures, such as pendant, wall-mounted, or recessed lights.

4. Consideration of Efficiency and Energy Savings: Lighting system design also focuses on improving efficiency and energy conservation. This may involve the use of dimmers, motion sensors, and smart control systems.

5. Safety: Ensuring the safety of the lighting system is an important aspect of design, including protection against short circuits and overloads.

6. Compliance with Standards: Lighting system design must adhere to local and international standards and regulations, including requirements for brightness, color rendering, and energy consumption.

Lighting system design is aimed at creating an atmosphere that meets specific needs and functional characteristics of a space. A well-designed lighting system can enhance working conditions, highlight architectural features, and provide comfort in various environments.