CRaTER Thermal Analysis

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Presentation transcript:

CRaTER Thermal Analysis Eric O’Dea

Included are numbers for temperatures and heat flows. Contents The results of the Thermal Balance Tests conducted at Lincoln Labs, compared with the Thermal Model predictions for those tests. Included are numbers for temperatures and heat flows. 28 September 2005 Thermal Engineering

+29 C, Instrument On Shrouds: 29 C Plate: 29 C Box: 32.7 C model, 33 C test Scope: 32.5 model, 33 C test + 6.60 W (internal power) - 6.41W (to mounting plate) - 0.06 W (out apertures) - 0.13 W (out blankets) 28 September 2005 Thermal Engineering

+29 C, Instrument On 28 September 2005 Thermal Engineering

-30 C, Instrument On Shrouds: -190 C Plate: -30 C Box: -29 C model, -27 C test Scope: -31 model, -29 C test + 6.60 W (internal power) - 3.97 W (to mounting plate) - 0.74 W (out apertures) - 1.89 W (out blankets) 28 September 2005 Thermal Engineering

-30 C, Instrument On 28 September 2005 Thermal Engineering

-40 C, Instrument Off Shrouds: -190 C Plate: -40 C Box: -41.3 C model, -41 C test Scope: -43 C model, -43 C test + 0 W (internal power) - +2.14 W (from mounting plate) - 0.60 W (out apertures) - 1.54 W (out blankets) 28 September 2005 Thermal Engineering

-40 C, Instrument Off 28 September 2005 Thermal Engineering

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