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e-CFR data is current as of September 22, 2020

Title 46Chapter ISubchapter QPart 162Subpart 162.050 → §162.050-17


Title 46: Shipping
PART 162—ENGINEERING EQUIPMENT
Subpart 162.050—Pollution Prevention Equipment


§162.050-17   Separator test rig.

(a) This section contains requirements for test rigs used in approval testing of separators. A diagram of a typical test rig is shown in Figure 162.050-17(a).

FIGURE 162.050-17(a)—SEPARATOR TEST RIG

eCFR graphic er16ja09.005.gif

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(b) Each mixture pump on a test rig must—

(1) Be a centrifugal pump capable of operating at 1,000 revolutions per minute or more;

(2) Have a delivery capacity of at least 1.5 times the maximum throughput at which the separator being tested is designed to operate;

(3) Have a maximum delivery pressure that is equal to or greater than the maximum influent pressure at which the separator is designed to operate; and

(4) Have either bypass piping to its suction side or a throttle valve or orifice on its discharge side.

(c) The inlet piping of the test rig must be sized so that—

(1) Influent water flows at a Reynolds Number of at least 10,000;

(2) The influent flow rate is between one and three meters per second; and

(3) Its length is at least 20 times its inside diameter.

(d) Each sample point on a test rig must meet the design requirements described in Figure 162.050-17(d) and must be in a vertical portion of the test rig piping.

FIGURE 162.050-17(d)—SAMPLE POINT

eCFR graphic er16ja09.006.gif

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[CGD 76-088a, 44 FR 53359, Sept. 13, 1979, as amended by USCG-2004-18939, 74 FR 3384, Jan. 16, 2009]

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