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 To develop our understanding of the Type 23 Electrical Power System and develop the P&D model: Covering:  The basic components of Generators.  How.

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Presentation on theme: " To develop our understanding of the Type 23 Electrical Power System and develop the P&D model: Covering:  The basic components of Generators.  How."— Presentation transcript:

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3  To develop our understanding of the Type 23 Electrical Power System and develop the P&D model: Covering:  The basic components of Generators.  How 450/600v Switchboards and ACBs operate.  440v services through EDC’s and MCCB’s.  Distribution via Fuse Panels and Transformers.  Freestanding ROCOS.

4  Content Removed

5 Main Rotor & 3Ø Output Stator PMG – AVR Supply Pilot Exciter Rotor Main Bearing

6 Main Rotor & 3Ø Output Stator PMG – AVR Supply Pilot Exciter Rotor Main Bearing Main Exciter Rotor Armature & Stator AVR Control

7 Main Rotor & 3Ø Output Stator PMG – AVR Supply Pilot Exciter Rotor Main Bearing Main Exciter Rotor Armature & Stator AC to DC Rotating Rectifier AVR Control

8 3Ø Output Main Rotor & 3Ø Output Stator PMG – AVR Supply Pilot Exciter Rotor Main Bearing Main Exciter Rotor Armature & Stator AC to DC Rotating Rectifier AVR Control AVR Feedback

9 77v 29A 160Hz AC 49.5v 197A DC Output AVR PMG Stator Pilot Exciter Main ExciterRotating Rectifier Stator (99 Slots) AC Full Wave rectified to DC Main Generator 3Ø 61.2Hz 600v Feedback Signal 24 poles 8perØ16 poles

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11  Content Removed  Spring Charging (Motor)  Manual Ratchet & Pawl  Solid State Trip Unit  Shock Protection  0.8 Power Factor lag

12 Spring Charged (White Discharged) Close ACB Open ACB Charging Handle (Moves Crank) Breaker Status (Logic Indicator) OXO Cube (Indicates I1/I2 Trip)

13 (B) (A) (C) (E) (F)

14 (A) (B)

15 A1.9s B4s C9s D16s E24s Battery Check & Charge (red LED illuminates) Battery Module I1,I2 Reset I1 – Long Time Over Current I2 – Short Time Over Current 2x6x 2.5x8x 3x10x 4x12x 5x 0.5x0.9x 0.6x0.95x 0.75x1.00x 0.8x s s s s 0.51s Trip Indication (Switches Orange when tripped) I3 – Instantaneous Over Current

16 Control Cables Cables (from MEPS) Easy Access Fuses

17 (1) (2) (3) (4)

18 Common 600v Rail

19 600v from Generators 600v Services

20 DG F2 600v Common 600v Rail

21 EMACB DG F2 600v Common 600v Rail 600v MGF Supply

22 Content Removed

23 600v 450v

24 600v 450v

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26 600v 450v F2 F1 F1 Alt MG-F SS I/C MG-F EMACB

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28 2 Types - 100A or 250A  440V 60Hz 3Ø Content Removed

29 250A MCCB’s fitted in Switchboards to supply EDC’s

30  Developed our understanding of the Type 23 Electrical Power System and developed the P&D model: Covering:  The basic components of Generators.  How 450/600v Switchboards and ACBs operate.  440v services through EDC’s and MCCB’s.  Distribution via Fuse Panels and Transformers.  Freestanding ROCOS.

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