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Some Common Failures and Solution of Drilling Mud Shale Shaker
2014-12-10

KOSUN drilling mud shale shaker adopt explosion-proof motor or vibration exciter, vibration damping springs, high wear-resistant material sieve, sieve sealed boxes and other advanced technology and advanced principles of self-synchronous vibration, it has long life, low noise, screen points and high efficiency, suitable for sinter, natural ore, coke and other powdered materials. Shale shaker can be divided according to their works: efficient heavy shale shaker, self-centering shaker, elliptical shale shaker, dehydration shale shaker, circular shale shaker, banana screen, linear motion shale shaker.

1. Shale shaker separation effect ineffective

Cause and solution: Improper operation; the screen mesh plug,fine particles and water increases in the material for shaker, the sieve material layer is too thick; feeding inequality. Tension the shale shaker screen on both sides; after mechanical problems dealt with, it can be counter-rotating period of time, in order to improve the quality of screening.

2. Shale shaker vibration frequency slows, bearing fever

Causes and solution: usual care is not good, bearing the lack of grease, if it is new grease, the problem is quality of oil or adding too full, the poor quality grease bearing blocking labyrinth seal jams, so the grease quality is very important.

3.Shale shaker can't be started or amplitude too small

Solution: Check on the electrical barrier, motor damage, whether insufficient voltage; if there is no problem, you can check the machinery, whether too much petroleum materials on the shle shaker surface and clear them, clean and maintain vibration exciter,and then adjust the position of the eccentric shaft heavier block or vice eccentric block.
 

Drilling shale shaker
 

4. Material flow anomaly on shale shaker surface

Causes and solution: insufficient stiffness of the screen box, there is a critical frequency, vibration coupling bolts are loose, even to the extent of overall vibration loose, fasten them; transverse horizontal screen box is not identified, find the problem from the supporting foot springs or spring seat, change the spring or change seat size, may be damage of screen surface cause this, you can replace the screen. If it always due to insufficient stiffness of the screen box, did not identify the horizontal level, these will cause beams breakage, for example,continuous running can cause material flow unusually. There may be improper operation, feed's imbalance is one of the reasons.

5. Shale shaker noise is too large, abnormal sound

It may be bearing damage, bolts loose, beams and spring break damage, we can tight the bolt, but the other three conditions need to be replaced.

6. Shale shaker side crack, broken beams, structural damage.

Such a situation will not arise suddenly, working long hours under the critical frequency, such as a large number of high-strength bolts for fastening side relaxation, spring severely deformed makes left and right height difference very much, there may be eccentric weight of each block error is too large, causing the structure damage, wall cracks, or even broken beams, except the replacement the damaged parts, tighten the bolts must be in the second when the first crack patch panels hit two 6m / m holes to prevent crack extension, do not forget to make time to strengthen the board, to strengthen the board to play a few vents.

KOSUN, with more than 20 years experience of designing and manufacturing solids control equipment used in oil & gas extraction, provides full range of drilling waste management equipment and solids control equipment mainly including shale shaker, desander, desilter, mud cleaner,decanter centrifuge ,vacuum degasser and complete solids control mud system. KOSUN reduces the drilling waste at well source where solids control equipment are involved. KOSUN's advanced engineers will collaborate with you to fully understand the project priorities and customize the proper solids control equipment for benefit maximization and reduction of local environmental pollution.

http://www.kosunsolidscontrol.com/drilling-waste-management/hi-g-drying-shaker.html

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