PRAKTIKUM PLTG

LEMBAR KERJA PENGOPERASIAN SIMULASI PEMBANGKIT LISTRIK TENAGA GAS

Penanggung Jawab

Proses Nama

Jabatan

Tanda tangan

+

2

3

STAN'AR' OPERASIONAL PRO0E'URE

Ste1 1. Starting

A2ti3it&

1.

Connect the cooling water supply and drain  Sambungkan penyuplai air   pendingin dan pengeluaran

,igures

4

3.

Connect the electrical supply  Sambungkan dengan sumber listrik

4.

Set the air inlet control to the start position

5

6.

Open the gas bottle valve  Buka katup tabung gas

7.

Set the dynamometer ecitation to maimum  Atur penguat dynamometer sampai maksimum

beban posisi 

&

9.

$ress the reset button Tekan tombol reset

10.

Start the blower  Nyalakan bloer

'

12.

$ress and hold the ignition button whilst opening the gas valve to give a gas flow of ".5 g(sec Tekan dan ta"an tombol ignition sambil membuka katup gas untuk memberikan aliran gas sebesar 0.5 g#sec

13.

)f ignition does not occur !as shown  by an increase in *3% within 5 seconds of the gas flow commencing. *hen close the gas valve and allow unburnt gas to clear the system before repeating the start procedure from step 11  $ika penyulutan tidak ter%adi (seperti  yang terli"at pada kenaikan T & ) selama 5 detik' lepas tombol ignition.  emudian tutup katup gas dan biarkan gas yang keluar untuk

,

15. Slowly open the gas valve until the

gas generator speed is 1""" rev(sec.  Perla"an buka katup gas sampai kecepatan generator gas 1000 re#sec

temperature pelumas.

-

*urn the air inlet control to the run position  Atur control udara masuk pada  posisi ber%alan.

16.

Switch off the blower  -atikan bloer

1"

2. Operating imitation

1. 0uring the test programme the following limits must not be eceeded.  Selama program ber%alan limit tidak  bole" lebi" dari  •

as generator speed 15"" rev(sec  ecepatan gas generator 1500 re#sec

•

$ower turbine speed &"" rev(sec  ecepatan poer turbin /00 re#sec

•

as generator turbine inlet "

temperature ,"" C

11

2.

Set the gas pressure to 1.5 bar !15" #pa%  before ta#ing fuel flow readings  Atur tekanan gas sampai 1.5 bar (150 kPa) sebelum mengambil data aliran ba"an bakar

3.

*he fuel solenoid valve will automatically close if   atup solenoid ba"an bakar  akan otomatis tertutup %ika  1

*he combustion chamber " temperature *3 eceeds -"" C due to over fuelling

Temperature ruang bakar T & 0 melebi"i 00 + karena ba"an bakar berlebi"

embar pengisian data pra#ti#um