City engineer gets patent for solar energy innovation
A City-based engineer Prabhakar Wawge, has come up with a solar water heating system, which can be used in multistoried building without using terrace area. It can be used as a wall integrated solar water heating system and does not require any pumping mechanism for circulation. Wawge got the patent for his invention recently. He claims that in comparison with normal solar system his invention reduces the cost of solar water heating system by Rs 3000 to Rs 3500.