Electronic Navigation Systems 3 Part 4 potx

... 1 .4 1 .4 10 1.5 1 .4 1.5 1.5 1 .4 1 .4 1 .4 1 .4 1 .4 1 .4 1 .4 1 .4 1 .3 L A T I T U D E N O R T H 5 1 .4 1 .4 1.5 1 .4 1 .4 1 .4 1 .4 1 .3 1 .3 1 .3 1 .3 1 .3 44 ° 0Ј 1 .3 1 .3 1 .3 1 .3 1 .3 1 .3 1 .3 1.2 1 .3 1 .3 55 1 .3 ... 1 .3 1 .3 1.2 1 .3 1 .3 1 .3 1 .3 1 .3 1.2 50 1 .3 1 .3 1 .3 1 .3 1 .3 1 .3 1 .3 45 1 .3 1 .3 1.2 1 .3 1 .3 1 ....

Ngày tải lên: 12/08/2014, 02:22

... rudder 32 9 9.7 An adaptive autopilot 33 0 9.8 An adaptive digital steering control system 33 3 9.9 Glossary 34 4 9.10 Summary 34 4 9.11 Revision questions 34 5 Chapter 10 Radio direction finding 34 6 10.1 ... Summary 43 2.10 Revision questions 44 Chapter 3 Speed measurement 45 3. 1 Introduction 45 3. 2 Speed measurement using water pressure 45 3. 3 Speed measurement us...

Ngày tải lên: 12/08/2014, 02:22

... reflected by the seabed. 48 Electronic Navigation Systems Figure 3. 3 A shipboard installation. (Reproduced courtesy of SAL Jungner Marine.) 20 Electronic Navigation Systems Diffraction The term ... length (ms) PRF (pulses per minute) 5, 10 and 20 0.25 750 40 0 .38 37 5 100 1.00 150 200 2.00 75 40 0 and 800 3. 60 42 Depth sounding systems 31 magnetic losses increase wi...

Ngày tải lên: 12/08/2014, 02:22

... courtesy of SAL Junger Marine.) Figure 3. 27 Electronics unit functional block diagram. (Reproduced courtesy of Litton Marine Systems. ) 54 Electronic Navigation Systems ᭹ Ocean currents may introduce ... received by two Figure 3. 13 Illustration of the time delay (T) between each channel echo signal. Speed measurement 49 Figure 3. 4 The mechanical speed translating system of...

Ngày tải lên: 12/08/2014, 02:22

... 30 4. 0 275 Butt of Lewis 58 .31 N 06.16 W 2 94. 0 275 Girdle Ness 57.08 N 02. 03 W 31 1.0 275 Tory Island 55.16 N 08.15 W 31 3.5 275 Flamborough Head 54. 07 N 00.05 W 30 2.5 185 Point Lynas 53. 25 N 04. 17 ... Nominal range (km) Cape Canaveral 28.27 N 80 .32 W 289 200 Miami 25. 43 N 80.09 W 32 2 75 Key West 24 . 34 N 81 .39 W 286 75 Egmont Key 27 .36 N 82 .45 W 31 2 200 Source: Uni...

Ngày tải lên: 12/08/2014, 02:22

... 1598.0625 1 242 . 937 5 –6 1598.6250 12 43 . 3750 –5 1599.1875 12 43 . 8125 4 1599.7500 1 244 .2500 ↓ + 13 1609 .31 25 1251.6875 Expression for channel increment: L1 = 1598.0625 + 0.5625 MHz L2 = 1 242 . 937 5 + 0. 43 7 5 ... km 19 130 km Period: 11 h 58 min 11 h 15 min 40 s Inclination: 55° 64. 8° Planes: 6 3 Number of SVs 24 24 Carrier frequency L1: 1575 .42 0 MHz 1598.6250–1609 .31...

Ngày tải lên: 12/08/2014, 02:22

... national administrations. Figure 7 .4 Block diagram of an ECDIS. (Reproduced courtesy of Warsash Maritime Centre.) 238 Electronic Navigation Systems Raster charts for these systems have been developed ... functions: ᭹ provide official electronic chart coverage for areas not covered by ENCs ᭹ provide link coverage between the ENCs that are available. 2 34 Electronic Navigation...

Ngày tải lên: 12/08/2014, 02:22

... regulatory bodies. A particular system examined is the Navmaster Electronic Navigation System of PC Maritime. 7.10 Revision questions 1 What do you understand by the term electronic chart’? What ... of chart. 3 Explain briefly what defines an electronic navigational chart (ENC) used with ECDIS. What are the advantages of an ENC in terms of chart information that can be displayed? 4...

Ngày tải lên: 12/08/2014, 02:22

... ↓ 0 1 1 5/6 Increase Figure 8 .33 Sperry MK 37 VT digital gyrocompass trouble analysis chart. (Reproduced courtesy of Litton Marine Systems. ) 30 0 Electronic Navigation Systems The gyroball is centred ... fourth providing a ground connection. Figure 8 .30 Sperry MK 37 VT control panel. (Reproduced courtesy of Litton Marine Systems. ) 30 6 Electronic Navigation Systems count...

Ngày tải lên: 12/08/2014, 02:22

... holding is now electronically computed and applied automatically. Figure 9.8 A simplified diagram of an autopilot system. 34 2 Electronic Navigation Systems Table 9 .3 Sperry ADG 30 00 VT fault codes ... Marine Controls.) 34 0 Electronic Navigation Systems keypad command. When a switch is pressed the X select gets transferred to a particular Y line and the command is initiat...

Ngày tải lên: 12/08/2014, 02:22