ELECTRICAL POWER GENERATION Flashcards Preview

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Flashcards in ELECTRICAL POWER GENERATION Deck (23):
1

SSDG CHARACTERISTICS

4 X ISOTTA FRASCHINI DIESEL ENGINES OPERATING AT 1800 RPM RATED AT 600 KW
4 X LEROY-SOMER GENERATORS RATED AT 450 VAC, 60 HZ- 3-PHASE UNGROUNDED POWER

2

SHORE POWER CONNECTIONS

2 X 400 A RECEPTACLES
1-74-1 AND 1-74-2
SHUNT TRIP ON SHORE POWER PANEL SHOULD BE LEFT ENABLED

3

SWITCHBOARD LOCATIONS

1S LOCATED IN GEN RM #1 (2-32-1)
2S LOCATED IN GEN RM #2, (2-32-2)

4

SWITCHBOARD CHARACTERISTICS

1S CONNECTS TO SSDG #1, SSDG #3, AND STBD SHORE POWER
2S CONNECTS TO SSDG #2, SSDG #4, AND PORT SHORE POWER
SYNCHROSCOPE SET FOR 10 DEGREE PHASE ANGLE AND 10% VOLTAGE DIFFERENCE
GROUND FAULT RELAY SET FOR 10K OHM

5

VITAL MOTOR CONTROL CENTERS

VMCC01 IN GEN RM #1, VMCC02 IN GEN RM #2
CONTROL AND POWER CONSTANT SPEED VENTILATION FANS AND HEATERS FOR GEN RM, AMR, AND VOID

6

MODULAR INTERFACE PANELS

6 X IN MISSION BAY
RECEPTACLES FOR 3-PHASE 450 VAC, 3-PHASE 120 VAC, 1-PHASE 120 VAC, AND 28 VDC

7

LOAD CENTERS

14 X LOAD CENTERS
ALL WITH ABT PROTECTION
CAN BE FED FROM 1S OR 2S
1S SWITCHBOARD SUPPLIES ODD-NUMBERED LC'S
2S SWITCHBOARD SUPPLIES EVEN-NUMBERED LC'S

8

TYPES OF POWER ABOARD

450 VAC
120 VAC UNGROUNDED
120 VAC GROUNDED
115 VAC 400 HZ
24 VDC

9

24 VDC CONTROL POWER

USED TO MONITOR DAU'S, VOLTMETERS, ETC

10

TYPE 1 LOAD CENTER

LC 01 TO LC 06
(30) 450 VAC
(16) 24 VDC
24 VDC CONTROL POWER

11

TYPE 2 LOAD CENTER

LC 11 AND LC 13
450 VAC, 120 VAC, AND 24 VDC

12

TYPE 3 LOAD CENTER

LC 09 AND LC 10
450 VAC AND 24 VDC
SIMPLEST TYPE

13

TYPE 4 LOAD CENTER

LC 07 AND LC 08
(28) 450 VAC
(20) 24 VDC
24 VDC CONTROL POWER

14

TYPE 5 LOAD CENTER

LC 12 AND LC 14
(32) 450 VAC
(16) 24 VDC
24 VDC CONTROL POWER

15

POWER PANELS

9 X POWER PANELS OF 4 DIFFERENT TYPES

16

TYPE 1 POWER PANEL

FED FROM LC 01 AND LC 02
450 VAC, 208/120 VAC, AND 24 VDC CONTROL POWER

17

TYPE 2 POWER PANEL

FED FROM LC 11 AND LC 14
450 VAC, 120 VAC, AND 24 VDC CONTROL POWER

18

TYPE 3 POWER PANEL

FED FROM SINGLE SWITCHBOARD
450 VAC AND 24 VDC CONTROL POWER

19

TYPE 4 POWER PANEL

FED FROM BOTH SWITCHBOARDS
450 VAC AND 24 VDC CONTROL POWER
ALSO STEERING CONTROL PANELS

20

DISTRIBUTION BOARDS

40 X DISTRIBUTION BOARDS
(35) AC DISTRO BOARDS
(5) DC DISTRO BOARDS

21

AC DISTRIBUTION BOARDS

(22) 120/208 VAC GROUNDED
(7) 450 VAC
(5) 120 VAC UNGROUNDED
(1) 115V 400HZ

22

INTERIOR LIGHTING

PRIMARILY 120 VAC GROUNDED POWER
FWD LIGHTING FROM DB10
AFT LIGHTING FROM DB14

23

NAVIGATION LIGHTS

120 VAC FROM DB18 (PRI) AND PP05 (ALT