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![Fluid withdrawal pipes](/~/media/Enb/Images/Galleries/Fluid-Withdrawal-Testing/Fluid-Withdrawal-Tests-2.jpg?h=951&iar=0&mw=1100&w=1100&rev=fd17e1355b5f471f9cd77414b2a31323&hash=2091E3C75A2D8A18379E75A21B2D232D)
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![Fluid withdrawal pipes](/~/media/Enb/Images/Galleries/Fluid-Withdrawal-Testing/Fluid-Withdrawal-Tests-5.jpg?h=480&iar=0&mw=1100&w=640&rev=80e4803fe5d440139bcb567046fb8adf&hash=D4AB688DC11DCF741B1D397E58A02033)
![Fluid withdrawal pipes](/~/media/Enb/Images/Galleries/Fluid-Withdrawal-Testing/Fluid-Withdrawal-Tests-8.jpg?h=860&iar=0&mw=1100&w=1100&rev=c6370f67c349439fb98295ce85562264&hash=E4D42FF31419ED0D2A8DC2FC4E0A4559)
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Fluid Withdrawal Testing: No. 1 of 9
The process typically involves: installing a metering skid and several large storage tanks onsite; connecting the skid to one of our pipelines; conducting controlled withdrawals, at specific rates and operating conditions, to test the sensitivity of our computerized leak detection systems; and reinjecting the oil back into the pipeline following tests.
Fluid Withdrawal Testing: No. 2 of 9
We conduct these tests under different kinds of pipeline operating conditions—startup, shutdown, shut-in, and operational at various flow rates.
Fluid Withdrawal Testing: No. 3 of 9
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Fluid Withdrawal Testing: No. 8 of 9
“A leak is something you hope you never see, and generating data for our computerized leak detection systems can be difficult,” notes Camille Downs-Lanctot, who manages Enbridge’s fluid withdrawal program. “One way of doing that is to actually get out there in the field and physically withdraw product from the pipeline."