Design of Solar Water Distillation System (Solar Energy)

“Design of Solar Water Distillation System (Solar Energy)” is a complete guide to understanding, analyzing, and designing solar stills for water purification. This course provides both theoretical fundamentals and practical design calculations, enabling learners to develop efficient, sustainable, and cost-effective water distillation systems powered by solar energy.

With increasing demand for clean water and the urgency to adopt renewable technologies, solar water distillation offers a low-cost, eco-friendly, and sustainable solution for brackish, saline, and seawater treatment. This course equips learners with the knowledge and tools to design single-effect, multi-effect, wick-type, diffusion, and advanced active solar stills — along with performance evaluation and economic feasibility analysis.

Who Should Enroll (Target Audience):

• Students & Researchers exploring solar thermal and water purification technologies

• Renewable Energy Professionals aiming to expand skills in solar water applications

• Entrepreneurs & Innovators seeking opportunities in sustainable water treatment solutions

• Technicians & Engineers interested in solar still design and optimization

• Enthusiasts passionate about renewable energy and sustainable water use

Prerequisites:

• Basic knowledge of solar energy fundamentals (helpful, but not mandatory)

• Familiarity with physics and thermodynamics concepts

• Interest in renewable energy applications and water treatment technologies

Benefits of the Course:

• Strong foundation in solar distillation concepts

• Ability to design different types of solar stills (single-effect, multi-effect, wick, diffusion, active)

• Learn to evaluate performance parameters and efficiency factors

• Perform real calculations for water output, solar radiation, and payback analysis using PVGIS software

• Hands-on understanding of materials, construction, and optimization of solar stills

• Explore career and business opportunities in renewable energy and water purification

• Certification of completion to strengthen academic or professional profile

Career Opportunities After Course:

• Solar Thermal System Designer

• Water Treatment & Purification Consultant

• Renewable Energy Entrepreneur

• Research & Development Engineer (Water-Energy Nexus)

• Project Manager for rural/sustainable water supply projects

• NGO or Development Sector Specialist (clean water access projects)

Learning Methods:

• Video Lectures with detailed explanations

• Step-by-step design calculations in Excel/manual approach

• Real-world case studies on solar still applications

• Software training (PVGIS for solar radiation assessment)

• Assignments & quizzes to reinforce learning

Course Syllabus Overview:

Module 1: Introduction to Solar Water Distillation

• Basics of solar water distillation systems

• Importance of clean water and solar applications

• Working principle of solar stills

Module 2: Types of Solar Still Systems

• Classification: single-effect, multi-effect, double basin

• Wick and multi-wick stills

• Diffusion and tube-type stills

• Active-type solar stills

Module 3: Design & Components of Solar Stills

• Basin, side walls, and top cover

• Condensate channel and insulation

• Black absorber plate

• Sealants and material selection

Module 4: Performance & Problems in Solar Stills

• Parameters affecting performance

• Common design problems & solutions

• Efficiency improvements

Module 5: Practical Design Calculations

• Estimating solar radiation using PVGIS (daily & monthly GHI)

• Useful solar energy & still efficiency

• Litres of distilled water per m²/day

• Feedwater requirements (brackish/saline/sea)

• Solar still selection & array design

Module 6: Economic Analysis

• Simple payback period calculation

• Cost-benefit analysis of solar water distillation systems

• Scaling up for community applications

Why This Course?

Solar water distillation is a sustainable solution for the global water crisis. By completing this course, learners will not only understand the science behind solar stills, but also gain the practical skills to design, size, and analyze systems suitable for households, industries, and communities.

This is a perfect balance of fundamentals, real-world applications, and hands-on design skills — making you future-ready in the renewable water-energy sector.

By the end of the course, you will be equipped to design efficient solar water distillation systems, evaluate their performance, and apply them to real-world needs — empowering you with a valuable skill for both academic and professional growth.