Solar Energy Projects For Engineering Students:
Sr. No. Solar Projects Ideas and Reports
1 Solar Water Pump Project
2 Solar Hydrogen Generation Project
3 Arduino based Solar Tracking System Project
4 Solar PV System Design Project
5 Solar Ship Project Report
6 Hybrid Lightning System For Home (Windmill With Solar Power)
7 Solar Drop Water Project
8 Solar load lifter Project
9 Solar Sprinklers Project
10 Solar Powered Train Project
11 Solar Fertilizer Sprayer Project
12 Solar Spray Project
13 Hybrid Solar Wind Turbine Project
14 Engineless Solar Operated Soil Digging Machine Project
15 Design and Modification of Solar Tree Project
16 Solar Outdoor Air Purifier & Air Quality Monitor
17 Parabolic Foldable Vacuum Tube Solar Cooker Project
18 Solar Operated Power Weeder Project
19 Vertical Axis Wind Turbine With Inverter
20 Solar Operated Oil And Water Separator Machine Project
21 Solar Panel Cleaning & Maintenance Robot Project
22 RF Controlled Solar Panel Based Robotic Vehicle
23 Solar Grass Cutter Project
24 Multi Power Generation (Solar+ Wind+ Pedal+ Hydro)
25 Solar UPS Project
26 Wind & Solar Mobile Charging Station
27 Water Floating Solar Power Plant For Dams And Rivers Project
28 Dual Power Generation Solar Plus Windmill Generator
29 Solar Operated Insect Killer (For Agricultural Purpose) Project
30 Dual Axis Solar Tracking System with Weather Sensor
31 Arduino & Solar Based Advanced Magnetic Sweeper Wireless Robot Project
32 Rotating Solar Panel Using Arduino Project
33 Fully Automated Solar Grass Cutter Project
34 Solar Panel With Sun Position Tracking Project
35 Design and Manufacturing of Solar Powered Seed Sprayer Machine Project
36 Solar Rays Operated Steam Engine Project
37 Floating Sun Tracker Hydraulic Solar Panel Project
38 Solar Assisted Refrigeration System Project
39 Solar Aircraft Project
40 Solar Chimney Power Generation System Project
41 Solar Load Lifter Project Report

Reference: https://www.mechanical-farm.com/solar-energy-projects
This are few best innovative solar project ideas combined of solar energy and motors for engineering students. I am trying to add more and more engineering project ideas and reports daily. If you have any different and innovative ideas please share with us by simply commenting down below.