Page 52 - Industrial Plants 2014

flicker effect or flickering. This effect is caused by [5] Norsok standard S-002: Working environment
abrupt and repetitive changes in voltage of small [6] www.eniscuola.net
amplitude, which may be generated in limited extension [7] www.saipem.eni.it
systems connected to substantial power users that [8] www.nuovaasp.net
work intermittently, such as the start-up of electric [9] www.dialux.de
motors to get them running. The flicker effect produces [10] Iliceto F.: Impianti elettrici – Vol. I (Electrical
a periodic variation of the luminous flux produced by systems), Pàtron press, 1984
the discharge lamps, which causes visual fatigue and
in some cases can make the rotating elements look as
if they are still. On the contrary, LED devices are not
affected by this phenomenon because they are Note
supplied in DC. ( ) Degassification: process of removal of the gases
1
Since Nuova ASP is aware of the significant advantages present in the drilling mud in the well lift. This plant
that LED technology can provide industry with, the includes high and low pressure separators and a small
company is constantly committed to the development stripping unit that serves to purify the oil and extract
of LED products that combine cost-efficiency and hydrogen sulphide
high-performance standards at the highest market
levels. In fact, Nuova ASP is like a partner for its ( ) Choke manifold: set of pipes, valves and nozzles,
2
customers. Thanks to its focused analyses, the through which the drilling mud is circulated when the
company is able to deliver the best LED solutions BOPs are closed (i.e. active) to keep the pressure
capable of satisfying any plant requirements. under control during well blowouts

( ) Flow diverter: safety system used to remove fluids
3
References that escape in case of blowout from the well when the
[1] Faranda R., Fumagalli K., Tironi E.: Il risparmio drilling starts, and the safety devices (BOP) have not
energetico nella Casa del Futuro - Casa del yet mounted. In the event gas pockets are drilled
Futuro, maggio/giugno 2007 through during drilling activities, the diverter is closed,
[2] Faranda R., Guzzetti S., Lazaroiu C., Leva S.: thereby diverting hydrocarbons from the drilling floor to
LEDs Lighting: Two Case Studies - UPB Scientific an appropriate side discharge
Bulletin, Series C: Electrical Engineering, n. 1, Vol.
73, 2011, pp. 199-210, ISSN 1454-234x ( ) Mast: simple and inexpensive derrick which is
4
[3] Faranda R., Fumagalli K.: Vantaggi economici mounted horizontally, with significant benefits in terms
derivanti dall’uso dei LED per segnalatori of safety and time, and which is then placed in a
antinebbia (costs advantages through the use of vertical position using the plant’s winch.
LEDs for fog warning lights) - Luce, 2007
[4] Standard IEC 60079-10-1: Explosive atmospheres
- Part 10-1: Classification of areas - Explosive gas
atmospheres

Kim Fumagalli

Kim graduated in Electrical Engineering at Politecnico environment, Ex Products Certification and Testing. He
di Milano in 2005. He achieved a Ph.D in Electrical has been the R&D and Certification Manager of Nuova
Engineering at Politecnico di Milano, Italy, in 2009. His ASP since 2011. He is a member of the IEC Work
research areas include LED Sources and LED Lighting Group WG40. He is a member of the CEI (Italy), CT31 CU-TR
Systems, Electrical and Lighting systems for Ex and SC34D Standards Committees.

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