Detail of GB/T 32221-2015

Introduction of GB/T 32221-2015

Vacuum technology—Vacuum thermal environmental simulation test equipment of spacecraft—General specification 1 Scope This standard specifies the technical requirements, inspection rules, marking, storage, packaging and transportation of vacuum thermal environmental simulation test equipment of spacecraft. This standard is applicable to vacuum thermal environmental simulation test equipment (hereinafter referred to as equipment) with working pressure of 1×10-2 Pa to 1×10-4 Pa. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB 150 (All parts) Pressure vessel GB/T 191 Packaging—Pictorial marking for handling of goods GB/T 3163 Vacuum technology—Terminology GB/T 4982 Vacuum technology—Quick release couplings—Dimensions—Part 1: Clamped type GB/T 6070 Vacuum technology—Flange dimensions GB/T 6071 Ultra-high vacuum flange GB/T 12604.7 Terminology for nondestructive testing－Leak testing GB/T 13384 General specifications for packing of mechanical and electrical product GB 16912 Safety technical regulation for oxygen and relative gases produced with cryogenic method GB 50236 Code for construction of field equipment, industrial pipe welding engineering GJB 421 Satellite terminology GJB 1027A Test requirements for launch, upper-stage, and space vehicles GJB 1033A Thermal balance test method for spacecraft GJB 2203A Cleanliness and contamination control requirements for satellite product GJB 2502.2 Test method for thermal control coatings of spacecraft—Part 2: Measurement of solar absorptance GJB 2502.3 Test method for thermal control coatings of spacecraft—Part 3: Measurement of emissivity GJB 3489 Measuring method of optical parameters for solar simulator JB/T 1090 Vacuum technology—Type J vacuum rubber seals—Type and dimensions JB/T 1091 Vacuum technology—JO and skeleton-vacuum rubber ring gasket—Type and dimension JB/T 1092 Vacuum technology—O-vacuum rubber ring gasket—Type and dimension JB/T 473-2005 (All parts) Nondestructive testing of pressure equipment JB/T 8105.1 Rubber seal connections of vacuum gauges JB/T 10463 Ferrofluid vacuum rotary feedthroughs NB/T 47010-2010 Stainless and heat-resisting steel forgings for pressure equipment NB/T 47015-2011 Welding specification for pressure vessels QJ 1386.1B Rule for re-inspection of metallic materials—Part 1: Ferrous metals QJ 1386.2B Rule for re-inspection of metallic materials—Part 2: Non-ferrous metals QJ 1955A Terminology for space environment of spacecraft 3 Terms and definitions For the purposes of this document, the terms and definitions given in GB/T 3163, GB/T 12604.7, GJB 421, GJB 2203A, GJB 1027A and QJ 1955A and the following apply. 3.1 space thermal environment vacuum, black and cold background and thermal radiation environment outside the Earth's atmosphere that has an impact on spacecraft. The thermal radiation mainly comes from solar radiation, stellar reflection and stellar infrared radiation.

Contents of GB/T 32221-2015

Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Technical requirements 4.1 Preparation of equipment model 4.2 Normal working conditions 4.3 Main technical parameters 4.4 Requirements for structure design 4.5 Manufacturing requirements 4.6 Requirements for safety protection 5 Inspection rules 6 Marking, packaging, transportation and storage 6.1 Marking requirements 6.2 Storage requirements 6.3 Packing requirements 6.4 Transportation Annex A (Normative) Parameter test of vacuum system Annex B (Normative) Temperature test of heat sink (or temperature baseplate) Annex C (Normative) Test of heat radiation parameters on the inner surface of heat sink