In order to relate the size of the impact feature with the size of the particle, ground calibration tests (hypervelocity impact tests) have been performed for different materials.

(iv) The test shock response spectrum curve shall be generated.

In order to relate the size of the impact feature with the size of the particle, ground calibration tests (hypervelocity impact tests) have been performed for different materials.

Test pressure means the maximum gauge pressure at the top of the shell during the pressure test

A pressure test to the original test pressure shall be performed after the work is completed.

Test pressure _ bar kPa gauge The unit used shall be marked.

Owner s registration number Pressure vessel code to which the tank is designed

Test pressure means the maximum gauge pressure at the top of the shell during the hydraulic pressure test equal to not less than 1.5 times the design pressure.

Month_ Year_ Test pressure_bar kPa gauge

Ground based tests of spacecraft shields are limited, as testing for the entire range of possible impact velocities is not possible.

When the pressure test is a part of the inspection and test, the test pressure shall be the one indicated on the data plate of the portable tank.

(b) Calculation of the test shock response curve points shall be made as described below. For each frequency break point

6.6.2.9.2 The required pressure relief device shall be set to start to discharge at a nominal pressure of five sixths of the test pressure for shells having a test pressure of not more than 4.5 bar and 110 of two thirds of the test pressure for shells having a test pressure of more than 4.5 bar.

This entry applies to fuel cell cartridge design types shown without their packaging to pass an internal pressure test at a pressure of 100 kPa (gauge).

Initial pressure test date and witness identification

This pressure should be lower than the test pressure of the tank involved.

When performing the constant pressure test, variations in atmospheric pressure shall be taken into account.

The temperature and pressure in the test vessel are recorded during the entire experiment.

The tank shall not be pressurized during the test.

for tanks not more than test pressure of the tank (according to 4.2.1.13.4 tank shall be designed for a test pressure of at least 0.4 MPa),

PNP calculations are based on meteoroid and debris environment models and on the ballistic limit curves obtained in hydrocode simulations and hypervelocity impact experiments.

Japan has been developing the Japanese Experiment Module (JEM), consisting of a multipurpose pressurized laboratory element, an unpressurized exposed facility, a remote manipulator system, and experiments logistics modules.

Frangible discs shall rupture at nominal pressure equal to the test pressure of the shell.

The pressure test may be performed as a hydraulic test or by using another liquid or gas with the agreement of the competent authority or its authorized body.

(j) The impact testing of portable tanks.

In no case shall the test pressure be less than 300 kPa (3 bar) gauge pressure.

They shall be subjected to an initial test and periodic tests every 10 years at a pressure of not less than 1MPa (10 bar) (gauge pressure).

Leakproofness test means a test using gas subjecting the shell and its service equipment to an effective internal pressure of not less than 25 of the MAWP

Leakproofness test means a test using gas subjecting the shell and its service equipment, to an effective internal pressure not less than 90 of the MAWP

6.2.4.2.2.2 Pressure and leak testing of aerosol dispensers before filling

6.6.2.19.4 The 5 year periodic inspection and test shall include an internal and external examination and, as a general rule, a hydraulic pressure test.

6.6.3.15.4 The 5 year periodic inspection and test shall include an internal and external examination and, as a general rule, a hydraulic pressure test.

(a) configured so as to allow the container under test to be mounted as close as possible to the impacting end

The MEGC shall not be pressurized during the test.

Portable tanks, longitudinal dynamic impact test

They shall be made of steel and shall be subjected to an initial test and periodic tests every 10 years at a pressure of not less than 1MPa (10 bar, gauge pressure).

They shall be made of steel and subjected to an initial test and periodic tests every 10 years at a pressure of not less than 0.6MPa (6 bar, gauge pressure).

When the shell and its fittings have been pressure tested separately, they shall be subjected together after assembly to a leakproofness test.

When the shell and equipment have been pressure tested separately, they shall be subjected together after assembly to a leakproofness test.

When no spring loaded pressure relief device is used, the frangible disc shall be set to rupture at a nominal pressure equal to the test pressure.

Other investigations by EMI are being conducted under subcontracts to ESA programmes for the Cassini Huygens mission, the effects of debris impacts on the thermal protection system (TPS) have been simulated by tests and for the European ISS Element COF, hypervelocity impact tests on samples for the reinforcement of the impact shielding of very high exposed locations have been performed.

The JEM manipulator will be used to exchange experimental equipment or samples between the exposed section of the experiment logistics module and, through the airlock, the pressurized module.

In India, experiments were carried out with ATS 6 in the so called SITE experiments.

For safety, it is recommended to provide the test vessel with an extra bursting disk (bursting pressure approximately 80 of the design pressure of the 10 l test vessel) with a large opening for additional emergency venting of the test vessel in the event that the chosen orifice diameter is too small.

(c) the results of the impact test in 6.6.2.19.1, when applicable.