Review of advancements in wall climbing robot techniques

Wall Climbing Robots (WCRs) represent the proliferation in the field of robotics. Research on wall-climbing robots has led to significant advancements in various capabilities, particularly in abilities such as navigation on curved surfaces and transitioning between different walls. This systematic review offers a detailed analysis of the current advancements in wall-climbing robots, highlighting their promising applications in real-life scenarios such as inspection and maintenance. We discussed and evaluated the different methods of adhesion and locomotion, considering their effectiveness across different scenarios and key factors impacting their performance. The control strategies employed in wall-climbing robots and their perception abilities were also examined in this review. Possible challenges ahead for wall-climbing robots include the optimization of their robustness and adaptability to complex environments, which are crucial for optimizing the robot's efficiency.