Customer Profile:
Company:Chongqing Changyuan Chemical Group Limited
Project Location:Chongqing Changyuan Chemical Group Limited
Equipment/pipeline:Above-ground steam pipeline
Operation Conditions:
Pipeline diameter:273mm
Interior liquid temperature:200℃
Wind speed:1m/s
Pipeline length:350m
Challenges:
1, Thermal bridges associated with pipe racks must be stopped in order to further minimized heat loss.
2, Water-proof performance must be improved.
3, Maintenance is difficult for aerial pipelines.
Products:
Aerogel blanket DRT0610(10mm thickness)
Solution:
2 layers of aerogel blanket DRT0610 with single-face aluminum foil, tightly wrapped with aluminum foil glass fiber fabric.
Data Comparison:
Insulation Solution
|
|
Silicate compound wool
|
Aerogel blanket
|
Pipeline diameter
|
mm
|
1524
|
1524
|
Interior liquid temperature
|
℃
|
600
|
600
|
Ambient temperature
|
℃
|
23.4
|
23.4
|
Wind speed
|
m/s
|
1
|
1
|
Thermal conductivity of insulation material
|
W/(m*℃)
|
0.049
|
0.020
|
Thickness for insulation
|
mm
|
200
|
70
|
Heat dissipation area
|
m2
|
1.234
|
0.983
|
Surface temperature of insulation
|
℃
|
97.5
|
44.7
|
Heat loss after insulation
|
W/m
|
447.8
|
199.3
|
Energy conservation rate
|
|
55.4%
|
Plus or minus
|
|
Cracks, collapse and heat leakage from gaps happen, uneven insulation structure
|
Even insulation structure, no heat leakage from gaps
|
Benefits:
After replacement of aerogel, heat loss of the pipelines in Chongqing Changyuan Chemical Group Limited was decreased by 55.4%.
The long service life of aerogel materials helps to save costs for maintenance and replacement, enabling stable and safe operation.
Thin insulation profile allows design in confined space.
Pictures from Project Site: