Table 6 Price comparison (US dollar)
From: The improvement of centralized intelligent control architecture and data collection algorithm
The decentralized system | The centralized system | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
80 thermostats | 2 switches | 1 upper computer | 80 thermostats | 4 logging devices | 1 upper computer | ||||||
Price | Subtotal | Price | Subtotal | Price | Subtotal | Price | Subtotal | Price | Subtotal | Price | Subtotal |
0.14 | 11.2 | 0.3 | 0.6 | 0.6 | 0.6 | 0.1 | 8 | 0.22 | 0.88 | 0.6 | 0.6 |
Total 12.4 | Total 9.48 | ||||||||||