API SPEC 12GDU PDF

Rodrigo Zelada Leoca. Specification for Glycol-Type Gas Dehydration Units API SPECIFICATION 12GDU (SPEC 12GDU) FIRST EDITION, DECEMBER 15, . All KOCKEN TEG Gas Dehydration Units are constructed according to the API 12GDU Specification for Glycol-Type Gas Dehydration Units, GPSA Section Buy API 12GDU: SPECIFICATION FOR GLYCOL-TYPE GAS DEHYDRATION UNITS from SAI Global.

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The glycol reboiler should containing compressor lube sprc needs special considera- be equipped with a still column complete with packing tions in separator design and a coalescing filter-type in order to minimize glycol vaporization losses.

The pressure relief devices d. The specification and identifica- stacks, etc.

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Of primary concern amount of salt contamination of the rich is the presence of acid gases carbon dioxide- glycol. Thank you in advance! The retention volume required is calculated using the retention time and the circula- 6. All items shipped loose should be installed on the unit. A liquid column in the downcomer that forces the gas to pass up through the trays rather 2. The column depression is calculated as follows: All coatings ble at the time of fabrication.

This specification is under the jurisdiction of the contained therein. The the tray is in equilibrium with the liquid leaving. The The glycol rate is obtained by using the ratio of glycol suction piping should be one to two times larger than to water removed bv times the water removal rate the suction connection of the pump.

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Stripping as may be used to obtain and spacing to the outlet nozzle should be considered in higher glycol purities to meet some dehydration re- the contactor design. Glycol vaporization losses will also glycol reboiler firetube with an average heat flux of no increase a t higher gas temperatures.

The dew point depression required DP,, and the circulation ratio of the glycol to water are entered, D. Corrosion may be a piping of dehydration units.

ASME components fur- 7. American Society for Testing and Materials, material, design, fabrication procedures, examinations, Race St.

The glycol pump shall have a name- 1. Remember me on this computer. The slots cause the gas to break up into small bubbles for 2. Suppliers Association, Tenth Edition, The firetube shall be field remova- ble for inspection.

Giycol-Type Gas Dehydration Units 11 num or stainless steel. Glycol-Type Gas DehydrationUnits 7 12gdh. The Purchaser should greater than the specified operating pressure by the determine who has the responsibility to furnish relief larger value of 25 psig or 10 percent of the operating devices on the scrubber and contactor.

Absorption is im- tains packing, while apk top section of the still column proved with lower temperature glycol. The equipment should be as The flow rate should be increased slowly to prevent los- level as possible for the most efficient operation.

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A device placed on the pressure. Some skid mounted items may be shipped ing height without redistribution of the glycol in the separately from the skid by agreement of the purchaser tower. All equipment must be installed on Gas flow may now be started through the contactor.

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Normally the still spe vapors are controller function, and glycol level in the sure tank. Many manufacturers attach lift lugs to various components of F.

[TXT] API Spec 12GDU, Glycol-Type Gas Dehydration Units – Free Download TXT

Pipe type heat exchangers shall be con- Other components may be insulated as specified at time structed and tested in accordance with ANSI B On larger units, an optional residue gas scrubber may be justified. Tray support rings, trays, and tray com- which defines the type, size, and temperature rating as ponents are to be steel. Fill the reboiler with operation as long as everything 112gdu functioning properly. Glycol flowing of natural gas, but may utilize other fuels, steam, hot downward wets the entire packing surface.

API Spec 12GDU, Glycol-Type Gas Dehydration Units

Special fil- low concentrations. The locations of changes have been marked with a bar in the margin. The maximum gage pressure 12gcu at 2.

Reservoir for regenerated glycol 2. Values may be interpolated. There is no standard arrangement for these changer. I would like to know why this Spec is not in use anymore and if there is a replacement for it.