What is the difference between characterization testing (also known as validation) and production testing?

90.2K

Verified Solution

Question

Electrical Engineering

What is the difference between characterization testing (alsoknown as validation) and production testing?

Answer & Explanation Solved by verified expert

3.9 Ratings (391 Votes)

Production testingProduction tests are run to obtain an indication of wellproductivity Some production tests are performed in open holesuch as drill stem tests and can be used in making completiondecisions Others such as singlepoint multipoint and swabtests are performed after the well is completed and generallyinvolve routine measurements of oil gas andor water productionunder normal producing conditions The test results can be used todetermine reservoir properties to assess the degree of damage orstimulation to identify production and reservoir problems or tosatisfy the reporting requirements of regulatory bodies Productiontests can also be performed when more conventional well tests suchas pressure drawdown and buildup tests are impractical due to timeconstraints well conditions or extremely low wellproductivityDrill stem testsDrill stem tests DSTs are used to obtain 1 samples of thereservoir fluid 2 measurements of static bottomhole pressure3 an indication of well productivity and 4 shortterm flow andpressure buildup tests from which permeability and the extent ofdamage or stimulation can be estimated2 A DST is runin the open hole after drilling and is often used in decidingwhether to complete a particular zone The total test duration isfrequently a function of hole condition and the tool assembly mustbe retrieved from the open hole after the test is completed seeDrill stem testingTo run a drill stem test a special DST tool is attached to thedrill pipe and run in the hole opposite the zone to be tested See Answer

Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:

Unlimited Question Access with detailed Answers
Zin AI - 3 Million Words
10 Dall-E 3 Images
20 Plot Generations
Conversation with Dialogue Memory
No Ads, Ever!
Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!

Become a Member