DX-1 EE
From Dare
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Revision as of 18:44, 27 October 2006
Engine Specification Form (ESF)
| Engine Name: | DX-EE |
| Type: | Solid |
| Propellant: | KNO3 + Sorbitol |
| Designers: | Mark Uitendaal |
| Daan Maessen | |
| Flown in rockets: | CanSat Launcher V2 |
| CSL V3 | |
| Tested?: | Yes (two static tests + two instrumental tests |
| Documentation: | Test report |
Dimensions engine
| Nozzle: | Total length [mm] | 62 | ||||||
|---|---|---|---|---|---|---|---|---|
| Length expansion part [mm] | 35 | |||||||
| Maximum diameter [mm] | 70 | |||||||
| Length throat [mm] | ?? | |||||||
| Diameter throat [mm] | 18 | |||||||
| Bolt holes diameter [mm] * # | 4 x 8 | |||||||
| Weight [kg] | ||||||||
| Casing: | Outer diameter [mm] | 70 | ||||||
| Length [mm] | 770 | |||||||
| Weight [kg] | ||||||||
| Aft-closure: | Total length [mm] | 54 | Maximum diameter [mm] | 70 | Bolt holes diameter [mm] * # | 4 x 10 | Weight [kg] |
Dimensions propellant grains Components Mix-ratio Outer diameter Inner diameter Length Grain Net Weight [mm] [mm] [mm] [gram] KNO3 -sorbitol 35% - 65% 60 20 100 400
Performance (as designed)
Maximum thrust [N] 1645 Burn time [s] 2.2 Total Impulse [Ns] 2859 Specific Impulse [s] 109 Massa ratio [empty/loaded] 2/3 Maximum pressure [N/m2] 5.48*106 Maximum temperature [C˚] 1520
Test data
Most important data of the test performed in august 2006 (reference: test report):
Maximum thrust [N] 1640 Burn time [ms] 2500 Total Impulse [Ns] 2400 Specific Impulse [s] 102
