The pressure relief devices shall open automatically at a pressure not less than the MAWP and be fully open at a pressure equal to 110 of the MAWP.

(b) has a minimum burst pressure of 4 times the charge pressure at 20 C

After discharge the device shall close at a pressure not more than 10 below the pressure at which the discharge starts.

You pump it at a high pressure through a nozzle.

The pressure relief devices shall open automatically at a pressure not less than the MAWP and be fully open a pressure equal to 110 of the MAWP.

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

These devices shall, after discharge, close at a pressure not lower than 10 below the pressure at which discharge starts and shall remain closed at all lower pressures.

These devices shall, after discharge, close at a pressure not lower than 10 below the pressure at which discharge starts and shall remain closed at all lower pressures.

The pressure is recorded by a pressure transducer(s) capable of recording slow and fast (at least 1000 points sec.

The frangible disc shall rupture at a nominal pressure 10 above the start to discharge pressure of the relief device.

The frangible discs shall rupture at a nominal pressure 10 above the start to discharge pressure of the relief device.

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.

(a) a constant pressure test (for example at atmospheric pressure) when the loss of refrigerated liquefied gas is measured over a period of time or

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.

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

Cp the specific heat at constant pressure and

Design pressure means the pressure to be used in calculations required by a recognized pressure vessel code.

When the shell is to be subjected to a significant vacuum before filling or during discharge it shall be designed to withstand an external pressure of at least 0.9 bar gauge above the internal pressure and shall be proven at that pressure.

(a) the pressure (in bar or kPa) at which it is set to discharge

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),

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).

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).

Maximum allowable working pressure (MAWP) means the maximum effective gauge pressure permissible at the top of the shell of a loaded portable tank in its operating position including the highest effective pressure during filling and discharge

Cp is the specific heat at constant pressure and

This pressure thing really amazes me that these animals can exist there at a depth with pressure enough to crush the Titanic like an empty Pepsi can.

6.6.2.11.1 Except as specified in 6.6.2.8.3, frangible discs shall be set to rupture at a nominal pressure equal to the test pressure throughout the design temperature range.

Now, one of the problems with looking at blood pressure is your body does everything it can to keep your blood pressure at the same place.

6.6.2.10.1 Fusible elements shall operate at a temperature between 110 C and 149 C on condition that the pressure in the shell at the fusing temperature will be not more than the test pressure.

(iii) Pressure sensors, pressure activated mechanisms, should, where possible, be subject to a minimum pressure force appropriate for the intended target.

They're really nothing but a few pieces of carbon, crystallized under high pressure at great heat.

You need a pressure suit.

6.6.3.7.4 In the case of multi purpose portable tanks, the pressure relief devices shall open at a pressure indicated in 6.6.3.7.1 for the gas having the highest maximum allowable pressure of the gases allowed to be transported in the portable tank.

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).

6.6.3.2.8 Shells shall be designed to withstand an external pressure of at least 0.4 bar gauge above the internal pressure without permanent deformation.

2.2.2.1 (b) Delete are transported at a pressure not less than 280 kPa at 20 C, or as refrigerated liquids, and which .

Maximum allowable working pressure (MAWP) means a pressure that shall be not less than the highest of the following pressures measured at the top of the shell while in operating position

6.6.2.8.5 When the shell is fitted for pressure discharge, the inlet line shall be provided with a suitable pressure relief device set to operate at a pressure not higher than the MAWP of the shell, and a stop valve shall be fitted as close to the shell as reasonably practicable.

A. Repatriation under pressure or duress

(h) A decrease of the maximum allowable working pressure, or maximum working pressure, not affecting thickness

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

4.2.1.13.4 The portable tank shall be designed for a test pressure of at least 0.4 MPa (4 bar).

Ethyl chloride Ethylene oxide with nitrogen up to a total pressure of 1MPa (10 bar) at 50 C

(a) the pressure (in bar or kPa) or temperature (in C) at which it is set to discharge

TP14 The minimum test pressure shall not be less than 1.5 times the vapour pressure at 65 C or 10 bar, whichever is greater.