Fluxo Soluções
 / February 2008

Environmental care at TEBIG: clean effluents

Per Rafael Amarante

The Ilha Grande Bay Terminal (TEBIG), in Angra dos Reis-RJ, increased control over the disposal of its effluents with the use of the General Electric (GE) oil detector, formerly Ionics, installed in the receiving box. water since 2006. The tank receives the water collected by the street channels, as well as the water coming from the drains of the Terminal's tanks, and discards it in the Caputera River, if there are no hydrocarbons present. If any hydrocarbons are found in the effluent, the detector will immediately alarm, and the discharge of contaminated water into the river can be avoided.

GE's model ID-223 detector is ten times more accurate than other detectors. Through the principle of absorbing electromagnetic energy applied to a float, it can detect an oil slide of just 0.3mm thick, while competitors only detect slides from 3mm thick. GE's detector also indicates the thickness of the blade found, that is, it is able to differentiate a small pool of oil from a possible large leak.

The technology and robustness allow the detector to work with extreme reliability, which is practically immune to interference and changes in the condition of the effluent. These characteristics make the GE oil detector the ideal equipment for applications without fault tolerance and false alarms, as it can remain in operation for years without alteration, even if no alarm occurs.

The automation technique of the TEBIG Sidamaia Cerqueira da Silva attests to the good performance of the equipment: “we know the GE detector and we trust its functioning. There was already an alarm situation here at TEBIG and the immediate detection of the oil was extremely important so that the contaminated effluent would not be discharged.” claims the technique of the terminal.

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