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E-mail : info@denair.net
On 16th Feb., 2019, DENAIR international trading company held training for oil-injected screw air compressor, to analyze the advantage of DENAIR oil-injected screw air compressor, so let us tell something about it.
1.Air end design analysis
Profile design: the third generation ɑ model asymmetrical 5:6 tooth profile.
a.Design pressure: 0.5Mpa~1.25Mpa
b.Volume efficiency: ≥96%
c.Rotor diameter and center distance: large
d.Power consumption: ultra-low
e.Transmission ratio: 1:1
f.Noise level: lower
g.Sweden SKF bearing
h.Max. operating temperature: 110℃ continuous running.
2.Electric Motor- S&L Brand
Official Web: http://www.shfbdj.com
S&L is also Ingersoll Rand China Factory's Supplier.
a. Fully enclosed 3Ph squirrel cage induction motor
b. Starting method: Star delta starting
c. Pole number: 2P
d. IP Grade: IP54
e. SKF bearings made in Sweden
f. Insulation Class: F class
g. Efficiency: 95% according to Standard GB/T 1032
3.Radiator design
a. Max. working pressure: 1.7 Mpa
b. Working temperature: 120 ℃
c. Ambient temperature: -20 ℃ ~ +60 ℃
d. Pressure loss: ≤ 0.005 Mpa
e. Temperature difference requirements:
(1) Oil line: Oil inlet temperature - Oil outlet temperature ≥ 15℃
(2) Air line: Air outlet temperature ≤ ambient temperature + 15℃
f. Cooler fins: alternating expression.
g. Material: Aluminum plate + copper
h. Air line and oil line are separated. (only for 90 KW and above models)
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