Bump Integrator
Automatic Road Unevenness Recorder / Bump Integrator
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An Indigenous device developed by CRRI
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It comprises of a standard pneumatic wheel mounted within a rectangular frame with single leaf spring on either side.
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Spring dashpots mounted on the leaf spring provide damping for the suspension
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Integrating unit, mounted on one side of the frame integrates the unevenness in cm.
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For the measurement It is towed by a jeep at a constant speed of 32 kmph under standard tyre pressure of 2.1 kg/cm2 along the designated wheel path
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Bumps in cm and corresponding road length in terms of wheel revolution pulses are displayed / recorded on a panel board
Vehicle Mounted Bump Integrator With GPS (ROMDAS Bump Integrator)
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It is a Vehicle Mounted Bump Integrator System
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This Vehicle Mounted Bump Integrator consists of an integrating unit which is mounted in the dicky on the rear axle of a car/jeep.
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Integrating unit, mounted on the dicky integrates the unevenness in cm or pulses.
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For the measurement vehicle is run at a constant speed of 32 kmph
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Bumps in cm or pulses and corresponding road length in meters are recorded on a computer based data acquisition system.