Analisis Stabilitas Transien dan Perancangan Pelepasan Beban pada proyek Chemical Grade Alumina (CGA) Tayan PT Indonesia Chemical Alumina

Abdilah, Mochamad Rachmad Soleh (2015) Analisis Stabilitas Transien dan Perancangan Pelepasan Beban pada proyek Chemical Grade Alumina (CGA) Tayan PT Indonesia Chemical Alumina. Undergraduate thesis, Institut Technology Sepuluh Nopember.

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Abstract

PT Indonesia Chemical Alumina ("PT ICA") mengumumkan
penunjukan konsorsium WIKA Group sebagai kandidat pertama
kontraktor Engineering, Procurement and Construction (EPC) proyek
Chemical Grade Alumina (CGA) Tayan. PT ICA merupakan perusahaan
patungan antara ANTAM (IDX-ANTM; ASX-ATM), Showa Denko
K.K. dan Marubeni Corporation dari Jepang. Sebagai perusahaan yang
memproduksi 300.000 ton CGA per tahun. yang akan mengalami
pengembangan sistem, tentu memerlukan analisa stabilitas transient
supaya dapat menjaga kelangsungan plant yang akan dikembangkan
sehingga dapat terus beroperasi tanpa terkendala gangguan pada sistem
kelistrikan, agar selalu stabil pada saat produksi sebab apabila proses
produksi terganggu oleh suplai listrik yang tidak setabil. Tugas akhir ini
menganalisa kestabilan transien dan mekanisme pelepasan beban yang
terdapat pada PT Indonesia Chemical Alumina ("PT ICA") sehingga
dapat diperoleh keandalan dan kontinuitas yang layak. Pada tugas akhir
ini analisis yang dilakukan meliputi kestabilan transien dan mekanisme
pelepasan beban akibat generator outage(off), Short Circuit dan Motor
Starting. Hasil simulasi menujukan bahwa lepasnya 1 generator ketika 1
generator ON memerlukan Load Shedding. Dalam kasus hubung singkat
di salah satu bus, tegangan sistem turun hingga mencapai kondisi
terendah sehingga diperlukan pengisolasian gangguan melalui
pembukaan CB pada sumber gangguan selain itu kasus motor starting
masih diperbolehkan pada saat 2 Generator ON
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PT Indonesia Chemical Alumina ("PT ICA") announces the
appointment of a consortium of WIKA Group as the first candidate
Engineering, Procurement and Construction (EPC) projects Chemical
Grade Alumina (CGA) project. PT ICA is a joint venture between
ANTAM (IDX-ANTM; ASX-ATM), Showa Denko KK and Marubeni
Corporation of Japan. As a company that produces 300,000 tons per year
CGA. which will experience the development of the system, would
require transient stability analysis in order to sustain the plant to be
developed so that it can continue to operate without disruption
constrained the electrical system, so that always stable at the time of
production because if the production process is interrupted by a power
supply that does not setabil it will undergo loss very large. The final
task is to analyze the stability and transient load release mechanisms on
PT Indonesia Chemical Alumina ("PT ICA") so as to obtain the
reliability and continuity it deserves. In this final analysis was conducted
on the stability of the transient and load release mechanisms due to a
generator outage (off), Short Circuit and Motor Starting. Addressing the
simulation results that the loss of one generator when one generator ON
requires Load Shedding. In the case of short circuit in one of the buses,
the system voltage drops until it reaches its lowest condition requiring
isolation of interference through the opening of the CB on the source of
interference other than that the case was still May the Motor strating at
the time of 2 Generator ON

Item Type: Thesis (Undergraduate)
Additional Information: RSE 621.319 21 Abd a
Uncontrolled Keywords: Gangguan Transien, Kesetabilan Transient, pelepasan beban
Subjects: T Technology > TK Electrical engineering. Electronics Nuclear engineering > TK3226 Transients (Electricity). Electric power systems. Harmonics (Electric waves).
Divisions: Faculty of Industrial Technology > Electrical Engineering > 20201-(S1) Undergraduate Thesis
Depositing User: Mr. Tondo Indra Nyata
Date Deposited: 19 Feb 2019 03:55
Last Modified: 19 Feb 2019 03:55
URI: http://repository.its.ac.id/id/eprint/62335

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