LH Evaporator
Engineering for energy saving
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Case Studies
- Donkey-hide gelatin production evaporator
Donkey-hide gelatin production evaporator
Product capacity expansion of donkey-hide gelatin, the energy waste of the original double-effect evaporator is serious and the degree automation is poor. To rduce costs, adopting MVR climbing film evaporator.
Project Information
Location
Shandong
Date
2016年3月05日
Country
China
Evaporation Rate
4 T/hr
System Specification
Evaporation Rate
4T/h
Feed Composition
Gelatin liquid
Input Feed Concentraiton
7.76%
Input Feed Density
1.025g/L
Outlet Feed Density
1.050g/L
Boiling Point Elevation
2℃
Temperature Rise
10℃
Evaporation temperature
70℃
Energy Consumption Analysis
| Steam Price | 200RMB/T | Working Time | 8000Hours/year |
| Circulation Cooling Water | 1RMB/m³ | Electrity Price | 1RMB/Kw.h |
4T-MVR Evaporative Crystallization System Operating Cost
| Equipment | MVR Evaporator | Double-Effect Evaporator | ||||||
|---|---|---|---|---|---|---|---|---|
| Mechanical Compressor | 100 | KW/h | 100 | RMB | 0 | Kff/h | 0 | RMB |
| Pump | 24 | KW/h | 24 | RMB | 20 | KW/h | 20 | RMB |
| Steam To Preheat | 0.05 | T/h | 15 | RMB | 2. 28 | T/h | 457 | KMB |
| Cooling Water | 10 | T/h | 10 | RMB | 40 | T/h | 40 | KMB |
| etc. | 0 | 0 | RMB | 0 | 0 | RMB | ||
| Evaporation Cost/ Hour | 1-48 | RMB | 516 | RMB | ||||
| Evaporation Cost /Ton | 37 | RMB | 129 | RMB | ||||
| Annual Operation Cost | 1184000 | RMB | 4128000 | RMB | ||||
| Cost Saving/Ton | 92 | RMB | ||||||
| Ratio of Economy Saving | 70% | |||||||
