Ton miles are the units of measure which are used to accumulate stress and strain on the block and tackle of the main derrick used to raise and lower the drill string while drilling and tripping. Initially it was envisaged that dmc would reduce drill line life. How do you calculate ton miles on a drill line answers. Wire rope size the size of a wire rope is the diameter of a circle which will just enclose all the strands. As a precaution against drilling line failure due to fatigue, the work done by the drilling line is closely monitored and limited. How exactly would you do that first, use a forstner bit to drill through the covers. Some of the main characters in this book is scott a smart guy who is not the best at football. For many years drilling contractors have extended the life of their drilling lines by moving the areas of wear toward the drum to be cut off. Customer relations tips for drilling contractors 201910. Importing a piece of furniture that weighs 100 lbs.
Calculated by multiplying the cargo load in tons by the miles per gallon. Ton miles calculations 1 trip ton miles the trip ton miles data is entered in the trip ton miles dialog box ref figure 6 of the input dialog box. This application provides the useful tools for use of wire rope drilling line for oil field service and in the drilling engineering schools. Input the data in the cells below and click calculate to calculate the ton miles calculation with our drilling formula online. A rig which has been able to get 66,000 tonmiles out of a 8 x 5000 drilling line, may have a stringup of 1700 for ten parts. Ton miles calculator for drilling rigs drillingsoftware. One ton mile is the equivalent of shipping one gallon of milk about 225 miles. The tonmile goal for any rig with good past performance records can be calculated using the following formula. If no wickers show up you could try a lower percentage but the rule is watch the line. Jarring is an effective way to recover stuck pipe, but it is hard on equipment. Ton miles calculator for drilling rigs,drilling ton miles,wire line,drilling line,wire line usage, cost per ton mile, ton mile cutoff practice,wire line cut off practice for rigs with no previous record. After a predetermined limit of tonmiles, new line is unspooled from the. How to calculate tonmile costs 15th october 1954 the.
Twominute drill by mike lupica goodreads share book. Twominute drill written by mike lupica is a realistic fiction book which takes place in scotts house and on the football field. Reduced overall operating costs as a result of increased ton mile mega joule performance and troublefree operation. Typical practices in the application of wire rope to oil field. Why we do slip and cut drill line on oil drilling rig. Ocean 50 avenger beam line new in 2012 profile size 40 x 50. The books homepage helps you explore earths biggest bookstore without ever leaving the comfort of your couch. In addition to fatigue wear from accumulated tonmiles of service, the. Technical specification for zj40bd modular drilling rig. Combines the best features of regular and lang lay for boom hoist or winch lines. Here youll find current best sellers in books, new releases in books, deals in books, kindle ebooks, audible audiobooks, and so much more. Pump to surface slip and cut program drilling engineering.
The parameter adopted to evaluate the amount of line service is the tonmile. Formulas and calculations for drilling, production, and. Introduction in the early 194 0s a drilling contractor would have purchased only enough rotary drilling. Union, a wireco worldgroup brand, is the leader in wire rope for crane, mining, oil and gas, crane, general purpose, and special applications. Alternate strands of right regular and right lang lay. Slip drilling line after a predetermined tonmile point or use is reached. Union rope releases new usb cutoff program wire rope. Drilling line since the drilling line is constantly under biaxial load of tension and bending, its service life is to be evaluated using a rating called ton mile.
That constant tension can actually stretch the length of working line. Drilling contractors iadc drilling manual eleventh edition m4. Follow slip and cut safety procedures for replacing the drilling line and follow these. To calculate ton miles on a drill line, use the standard formula. A unit of freight transportation equivalent to a ton of freight moved one mile. Exclusively for union drill line users, the usb format makes it easy to send, save and protect drill line performance information.
To replace the drilling line wrapped around the crown block and traveling block. The first few cuts may seem excessive, but they are necessary to move rope through the system at the proper rate. Drill line tubing line sand line winch line drill line riser tensionner crane hoist line. Understand process of measuring work done by a rope ton mile or megajoule program and how to manage rope usage in a safe.
Constructex for todays technology bridonbekaert the. Which equipment or instrument is used for a ton mile. The drill crew was in the process of slipping and cutting 8 drill line. For these reasons it is important that the drilling line be cut off at the proper rate. A ton mile occurs when a ton of strain is applied t. Drillingsoftware we develop ready to run excel software for the petroleum industry. The updated cutoff program on usb will calculate the ton miles for each operation and provide recommendations on when to cut and how much rope should be cut, while also allowing users to set goals and monitor results.
Formulas and calculations for drilling, production, and workover. This book is still intended for the entirety of their careers. The amount you can run before making a cut depends on your rig. Ton miles calculator for ios free download and software. Drilling manual, eleventh edition, chapter m, union wire rope and globalsantafe drilling formula book. Drilling ton mile calculator free download as excel spreadsheet. Drilling lines are threaded through the travelling and crown block to hoist or lower the drill pipe into and out of the wellbore. By definition, a ton mile is the amount of work needed to move a 1 ton load over a distance of 1 mile. To increase the uptime of your landbased rotary drilling rigs, bridonbekaert offers drilling lines with superior, industry leading ton mile performance.
Api has adopted a slipandcut program for drilling lines. Its important to follow the cut off program for a new rope. So you have a bookshelf full of books some with pages, some without and you want to drill holes through them. The proper time to slip or cut off line on the drum end varies on different rigs. Block and tackle system used t handle weight of drill string continuous line is wound around a number of fixed and traveling pulleys. Cutting requires that the line on the drawworks reel be loosened and a. Find the optimal ton mile goal for your drill line.
The tables are often available in the field and may be easier for some field people to use. The team at horizon energy saw the value of replacing the standard drill line with bridon americans constructex, a rope with greater strength, abrasion and crush resistance. Because the drilling line can become brittle in certain spots after prolonged use and wear. Ton miles calculator designed for both iphone and ipad.
This page is dedicated to the works of manitowocs greatest volunteer. If we are going to do some serious jarring, i usually ask the pusher about his ton mile book. If he is nearly due for a cutandslip, i usually recommend that he do it before we start jarring. One set of stairway should be provided from drill floor to mud system walkways. G9b014 this recommended practice rp covers typical wire rope applications for the oil and gas industry. All the formulas you need to solve drilling and production problems, third edition, provides a convenient source of reference for oil field workers who do not use formulas and calculations on a regular basis. Its important to follow the cutoff program for a new rope. The purpose of a tonmile programme is to provide a method for keeping track of the amount of work done by the drilling line, and a systematic procedure for making cuts of the appropriate length at the appropriate time. A drilling line is said to have rendered one ton mile of service when the traveling block has moved 1 u. Ton miles for one round trip of last depth before coming out of hole. Rocket boomer l2 c next generation 2 next generation rocket boomer next generation rocket boomer l2 c new electronic network. The ia dc provides an extensive set of tables for ton mile calculations.
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