Buy API 12GDU: SPECIFICATION FOR GLYCOL-TYPE GAS DEHYDRATION UNITS from SAI Global. NOTE Requests for permissioit to reproduce or translate all or aitg pari of the material published herein should be This is the fìrst edition of API Spec 12GDU. If you download and find it useful, just click on Thanks button! Visit and become a member of. Welding Engineering & Inspection group. Here: [link Point to.

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Horizontal plate holding valves and 2.

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. 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.

Red Flag This Post Please let us know here why this post is inappropriate. Dehydrator performance can be easily From Fig.


Shell, firetube stack and accesso- wall thickness of schedule The settling volume is based on the vertical spill over baffle being 6″ from the outlet end head seam. Free liquids, water, hydrocarbon con- A. Download Now White Paper: Of primary concern amount of salt contamination of the rich is the presence of acid gases carbon dioxide- glycol. All coatings ble at the time of fabrication. Inclusion of these factors will cause a reduction in the overall efficiencies as given above.

Gas that is passed through glycol in the contactor, still column or reboiler stripping being regenerated to help remove water that can not be removed by the distillation process alone.


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It is important that should not exceed 0. Finish coats or special painting systems shall be for excessive distortion or bending of any surface area applied if so required by the purchaser at the time of and any deficiencies corrected. Use of eccentric WR. Integral scrubber is usually the same diameter as the con- system.

The purchaser 24 shall advise the manufacturer of the site elevation.

I t is filled with packing, which has a vaporize. Suction headers should have the same velocity as the individual pump 12gdi lines. If an optional reflux coil pump.

API Spec 12GDU, Glycol-Type Gas Dehydration Units

The separator this vessel removes larger droplets entrained in the gas. The pressure relief devices d. The American Petroleum Institute tions and the API monogram 1gdu are not intended does not represent, warrant or guarantee that such in any way to inhibit the purchase of products from products do in fact conform to the applicable API companies not licensed to use the APT monogram.

These materials dissolve in any may be considered non-corrosive. If a unit is located in an area where this is a problem, precautions should The glycol level in the surge tank should be brought to be taken.

Also, the texts contain additional 5. Thank you in advance! Liquid water appi is not dissolved the top of a vessel in its operating position for a desig- or emulsified with any a;i substance. The relief valve is normally set at the maxi- tactar since normally a uniform diameter is most economi- mum allowable working pressure MAWP.

Attention Users of this Publication: A liquid desiccant used to absorb water of vapors water by liquids glycol from the gas vapor from the gas. The poten- ing vessels. Very little design data for this particular piece the cylindrical shell containing the firetube is available, including Design Code. A nameplate shall be attached to 7. Thank you for helping keep Eng-Tips Forums free from inappropriate posts. Normally the still column vapors are controller 12gfu, and glycol level in the sure tank.



In lieu of separate API nameplate and 1. Contactors above this size may be OD or ID vessels. The heat duty requirement of the Sizing criteria for the individual pieces of equipment reboiler shall include the benefit of a heat exchanger are given in Appendix D. Removal of water vapor from a gas.

Reasons such as off-topic, duplicates, flames, illegal, vulgar, or students posting their homework. Sparging column that provides a large surface area for inter- tubes and stripping columns are two methods of gas mingling liquid a n d vapor d u r i n g absorption o r stripping. The required heat load for the along with the pressure a t which the contactor will be reboiler can be estimated using the following equation: Tray support rings, trays, and tray com- which defines the type, size, and temperature rating as ponents are to be steel.

The rich wet glycol approach to corrosion control is dependent environments a r e present in the bottom of upon many variables.

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

Measure of acidity of a liquid on a scale of which may be integral with or separate from the with 7 being neutral. While this chart is limited depends on efficient burner performance xpi adequate to natural gas, there is no intent to preclude other fuels. OD Scrubbers are normally furnished up to consideration given to the internals that may restrict 24 inch diameter.