Page 122 - Industrial Plants

The customer , after
The activities on fi eld completion of this activity
The installation phase have been very intensive and has required also Cear’s
considered the following activities for each of the three technician presence for
sections of the cooling and ventilation system: pre-commissioning and
• The modification of the cubicles: related the PLC assistance during the
control panel, MCC cubicles and PC SCADA cubicles, overall commissioning of
in order to re-adapt the system to new requirements the system to execute the
• The removal and installation of new backplanes for PLC I/O tests on the equipment
control panel, with all related cable connections that has not been replaced
• Cabling, including supply and installation of new and the new equipment
cables; the main requirement was about the removal of installed.
the existing communication cable to the Trane UPCM
PLC located in the control cubicle and Pulling an A final completion of technical documents, after the latest
Ethernet cable between the Ethernet switch installed in commissioning activity have been produced in order to
the control cubicle and the main Ethernet socket give updated documents with the last modification done
installed in the PC cubicle. on field during final stage, with the delivery of the so called
• In addition it was very important to do a checking of all “as build” drawings.
electrical and instrumental connection for the feeding
and feedback of instruments on field and their
interconnection with the PLC cubicles. Finally, this Conclusion
activity required to do a complete survey of cabling and To resume, Cear for this revamping project have done the
connections of the existing installation, with integration following main activities, in time, following the strict
of the acquired information in the electrical drawings. schedule submitted by customer :
• Supply and electrical and mechanical installation of • Engineering document modification
additional instruments. Each section of the cooling and • Supply of The control system including PLC, I/O
ventilation system had different needs regarding modules and Power Supply;
instrumentation, but the main instruments provided • Modification of the control cubicle including the
and installed with all the electrical interconnections supply of new equipped backplanes;
were: • Modification of the field cabling including supply and
- temperature sensors, that were replacing the oldest installation of new cables;
one that were no more compatible with new • Supply and installation of new process
technologies, instrumentation;
- additional flow meters to be connected to the • Pre-commissioning and commissioning activities
existing circuit, • Supply of as-built electrical drawings
- differential pressure transmittal to be connected to
the existing circuit, Nowadays revamping projects are becoming even more
- water counter, on the filling circuit following the important type of jobs required by customers, in order to
modification of the pipeline save money and in some case to update technological
• Installation of missing ID labels on the existing systems that need to give better performances. The
installation, as per new requirement opportunity to express Cear capabilities for a research
• Test and commissioning: the completion of activities on institute, that has very strict protocol of quality procedure,
site foresee that this new section of plant have to be is a successful result of our activity also in this field,
tested following a specific procedure with a dedicated where old and new equipment need to be matched
test report to be issued. together.

Alessandra Ranno

Alessandra has studied Languages and Communication, in charge as Sales and Marketing Manager for
then graduated in Marketing & Communication at the coordinating marketing activities, sales team and
University of Milan. She’s in Cear since 2010 and she’s implement international markets.

INDUSTRIAL PLANTS - May 2017
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