Learn and deepen your well testing skills Place for oil and gas students and professionals to learn well test analysis, the techniques and tools, including deconvolution, for all types of wells and reservoirs. COURSE IWell Test Design and AnalysisBASICCOURSE IIcomplex wells, productionADVANCEDTOOLSSoftwares, tools, demosDEMOSTRAININGAccess all courses and PIE VIPPOSTSSome short reading articlesARTICLESPTA GUIDEfor our VIP membersHANDBOOKFORUMDiscussion Q&A platformQ&AHELPGet some well test supportSOS Please don’t hesitate to contact us, if you have any question or suggestion for improvement. Join the VIP Club! Access all the training courses, PIE software and receive priority support. Challenge Time limit: 0 Quiz-summary 0 of 1 questions completed Questions: 1 Information You have already completed the quiz before. Hence you can not start it again. Quiz is loading... You must sign in or sign up to start the quiz. You have to finish following quiz, to start this quiz: Results Time has elapsed Categories Not categorized 0% 1 Answered Review Question 1 of 1 1. Question Why a difference in skin between the DHG and the PLT gauge? (click on the plot to enlarge it) The PLT gauge is more accurate than the permanent downhole pressure gauge DHG. The friction below the DHG is more significant. There is an error when selecting the start of the PBU test. There is some change in the fluid density below the permanent DHG. Correct Well done! Incorrect I am sure you’ll get it right next time. Why don’t you relax, put your feet on your desk and watch a video ?