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Pipeline Inspection In the United States, millions of miles of pipeline carrying everything from water to crude oil. The pipe is vulnerable to attack
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by internal and external corrosion, cracking, third party damage and manufacturing flaws. If a pipeline carrying water springs a
Tahapan Konstruksi Dermaga dan
leak bursts, it can be a problem but it usually doesn't harm the
Komponen Dermaga
environment. However, if a petroleum or chemical pipeline leaks, it can be a environmental disaster. More information on recent US
Sampe tingkat 3 di TEKNIK
pipeline accidents can be found at the,National Transportation
KELAUTAN, gw gak paham
Safety Board's Internet site. In an attempt to keep pipelines operating safely, periodic inspections are
tentang ukuran-ukuran dermaga dan metoda
performed to find flaws and damage before they become cause for concern.
konstruksinya. Hahaha.....paham sih tapi gak paha...
When a pipeline is built, inspection personnel may use visual, Xray, magnetic particle, ultrasonic and other inspection methods to
Pembuatan Balok Beton Prategang
evaluate the welds and ensure that they are of high quality. The
A. Metode Pembuatan Beton Prategang
image to the left show two NDT technicians setting up equipment
Seperti yang telah diketahui bahwa beton adalah
to perform an X-ray inspection of a pipe weld. These inspections
suatu material yang tahan terhadap tekanan,
are performed as the pipeline is being constructed so gaining
akan ...
access the inspection area is not problem. In some areas like
Bangunan Pantai dan Lepas Pantai
Alaska, sections of pipeline are left above ground like shown above, but in most areas they get buried. Once the pipe is buried, it is undesirable to dig it up for any reason.
1. BANGUNAN PANTAI 1.1 BANGUNAN PELINDUNG PANTAI Bangunan pantai digunakan untuk melindungi pantai terhadap
So, how do you inspect a buried pipeline?
kerusakan karena se...
Have you ever felt the ground move under your feet? If you're standing in New York City, it may be the subway train passing by. However, if you're standing in
Contoh Denah dan Potongan
the middle of a field in Kansas it may be a pig passing under your feet. Huh???
Melintang Jetty
Engineers have developed devices, called pigs, that are sent through the buried
Apa itu Jetty? Jetty itu adalah
pipe to perform inspections and clean the pipe. If you're standing near a pipeline,
sejenis dermaga yang posisinya
vibrations can be felt as these pigs move through the pipeline. The pigs are about
sejajar dengan pantai. Biasanya jetty dilengkapi
the same diameter of the pipe so they range in size from small to huge. The pigs
juga dengan trestle (jembata...
are carried through the pipe by the flow of the liquid or gas and can travel and
Kerja Praktek Di McDermott
perform inspections over very large distances. They may be put into the pipe line
Halo...udah lama gak nulis di blog,
on one end and taken out at the other. The pigs carry a small computer to collect,
gegara banyak banget tugas, dan
store and transmit the data for analysis. In 1997, a pig set a world record when it completed a continuous inspection of the Trans Alaska crude oil pipeline, covering a distance of 1,055 km in one run. Click here to read more about this record setting inspection.
sekalinya ada waktu luang pengenya main haha. Hari ini aku mau nyerita...
Pigs use several nondestructive testing methods to
Quarter-Life Crisis a.k.a Krisis
perform the inspections. Most pigs use a magnetic
Seperempat Baya
flux leakage method but some also use ultrasound
Buat yang umurnya 20-30 tahunan
to perform the inspections. The pig shown to the left
pasti pernah merasakan gejala-
and below uses magnetic flux leakage. A strong
gejala krisis seperempat baya I guess, Or not?
magnetic field is established in the pipe wall using
haha....Well i am right now......
either magnets or by injecting electrical current into
PASANG SURUT
the steel. Damaged areas of the pipe can not
Halo...hari ini aku bakal nulis
support as much magnetic flux as undamaged areas
tentang tugas Proses Pantai aku
so magnetic flux leaks out of the pipe wall at the damaged areas. An array of sensor around the circumference of the pig detects the magnetic flux leakage and notes the area of damage. Pigs that use ultrasound, have an array of transducers that
yang menjadi beban hidup selama 3 minggu kemarin yaitu tentang PASANG SURUT.... Racun di Kosmetik
emits a high frequency sound pulse perpendicular to the pipe wall and receives echo signals from the inner
Oke malem ini gue shock banget banget banget
surface and the outer surface of the pipe. The tool measures the time interval between the arrival of a
dan harus banget gue tulisin ke shok-an gue di
reflected echos from inner surface and outer surface to calculate the wall thickness.
blog ini biar semua orang waspada akan Makeup da... Dapat Beasiswa StuNed untuk Kuliah di TU Delft (Beserta Kronologis Lika-Liku Kehidupan haha) Gw pernah baca sesuatu yang akhirnya terjadi di kehidupan gw, yang intinya kadangkala pada
On some pipelines it is easier to use remote visual inspection equipment to assess the condition of the
saat titik dimana kita hampir ingin menyerah,
pipe. Robotic crawlers of all shapes and sizes have been developed to navigate the pipe. The video signal
saa...
is typically fed to a truck where an operator reviews the images and controls the robot.
LOA (Letter of Acceptance) dari TU Delft Finally, my LOA from TU Delft came....i get it! I don't even know what i have to write because my dream since i was in high scho...
CATEGORIES Ocean Engineering (32) Source : https://www.nde-
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ed.org/AboutNDT/SelectedApplications/PipelineInspection/PipelineInspection.html
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