132 kv gss sitapura jaipur by mirza
TRANSCRIPT
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APRESENTATION
ON
Submitted To:- Mr. Sanjeev Kumar Rajoria Electrical Dept.
132 KV G.S.S.(SITAPURA)
Submitted By:- Mirza Sarmad Baig 13EGCEE057
Department Of Electrical EngineeringGLOBAL COLLEGE OF TECHNOLOGY
2013-2017
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RRVPNL(An Organization)
▪ Rajasthan Rajya Vidyut Prasaran Nigam Limited (RVPN) a company under the Companies Act, 1956 and its Registered Office is at VIDYUT BHAWAN, JYOTI NAGAR, JAIPUR-302005 has been established on 19 July, 2000 by Govt. of Rajasthan.
▪ 132KV GSS Sitapura(Jaipur) come under the company of RRVPNL.
Its aim is to provide reliable electric transmission service to the customers.
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Contents:-▪An Overview▪Working ▪Components▪Conclusion
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OVERVIEWG.S.S. – GRID SUB STATION
• WHAT• HOW
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WHAT IS G.S.S.?• A substation is a large installation of transformers to change voltage
levels between high transmission voltages and lower distribution voltages, or at the interconnection of two different transmission voltages.
• Transmission System• Distribution system
132KV GSS Sitapura Yard 33KV GSS Sitapura yard
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STRUCTURE OF G.S.S.(SITAPURA)
INCOMING LINES132 kV INDRA GANDHI NAGAR132KV SANGANER
OUTGOING LINES33 KV NRI33 KV SITAPURA33 KV PRATAP NAGR33 KV MICO33 KV TIJARIA33 KV STONE MART….. Many more.
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COMPONENTS
LIGHTINING ARRESTER
POWERTRANSFORMER
S
POTENTIALTRANSFORMER
SBUS BARS
CURRENT TRANSFORMER
S
CONTROL ROOM
CIRCUIT BREAKER
S
CAPACITIVE VOLTAGE
TRANSFORMERS
PROTECTIVE RELAY
BATTERY ROOM
PLCC WAVETRAP
ISOLATORS
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POWER TRANSFORMERSTEP-UP & STEP-DOWN
PARTSPRIMARY & SECONDARY WINDING
COREBUCHHOLZ RELAY
CONSERVATOR TANKOIL LEVEL INDICATOR
RADIATOR
RATING3-F,2-WINDING, 132/33KV
40/50 MVA.
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CURRENT TRANSFORMERPOTENTIAL TRANSFORMER
RATING(1000/1) 132KV
(250/5) 33KV
CURRENT TRANSFORMER
POTENTIAL TRANSFORMER
RATING FOR 33 KV BAY
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LIGHTINING ARRESTER
PROTECTIVE
DEVICE
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CAPACITIVE VOLTAGE TRANSFORMER
CAPACITIVE VOLTAGE TRANSFORMER
SPECIFICATIONS
INSULATION LEVEL : 460KVPRIMARY VOLTAGE : 132/1.732KV
SECONDARY VOLTAGE : 33/1.732KVWEIGHT : 850 KG
Transformer used to step down extra high voltage and
supply low voltage
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CIRCUIT BREAKER
• ELECTRICAL SWITCH • PROTECTION PURPOSE
SF6 C.B.
SPECIFICATIONS
RATED VOLTAGE : 145 KVRATED CURRENT : 2000 A
RATED SHORT CIRCUIT CURRENT TIME DURATION : 3 sec
RATED SF6 GAS PRESSURE : 7 barRATED AIR PRESSURRE : 20 barMAXIMUM WEIGHT : 1750 Kg
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TYPES OF CIRCUIT BREAKER
• AIR BLAST CIRCUIT BREAKER• OIL CIRCUIT BREAKER• SF6 CIRCUIT BREAKER• VACCUM CIRCUIT BREAKER
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• High dielectric strength
• Unique arc quenching ability
• Excellent thermal stability
• Good thermal conductivity
ADVANTAGES OF SF6
WORKING
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ISOLATORS
• SWITCH• ISOLATE CIRCUIT
SPECIFICATIONS145 KV, 800A
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RELAY
Relays are used where it is necessary to control a circuit by a separate low-power signal, or where several circuits must be controlled by one signal.
Trips circuit breaker when fault is detected
CIRCUIT
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RELAY
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RELAY
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FOR INFORMATION TRANSFER THROUGH CONDUCTOR.FOR ELECTRIC POWER TRANSMISSION.
ADVANTAGES:-• No separate power are require for transmission purpose.• They have high mechanical strength.• Provide shortest distance through power stations.DISADVANTAGES:-• Proper care has to be taken to guard carrier equipment.• Noise introduced in power line is much more than the telephone lines.
PLCC(POWER LINE CARRIER COMMUNICATION)
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WAVE TRAP
• TRAPS FREQUENCY OF
DESIRED LEVEL FOR COMMUNICATION
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BUS BARSBUS CARRY HEAVY CURRENT
PANTHER CONDUCTORSZEBRA CONDUCTORS
FOR 132KV.
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CAPACITOR BANKS
• Improve the quality of electrical systems.• Make the operations more efficient.
• Reduce line losses.
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BATTERY ROOM
• 55 BATTERIES OF 2V.
• FOR EXTERNAL CIRCUITS.
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CONTROL ROOM• Increase reliability and performance of electrical protection.• Remote switching and advanced supervisory control.• Intelligent load shedding system.
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SINGLE LINE DIAGRAM OF
G.S.S. (Working)
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CONCLUSION
The training at substation was very helpful. It has
increased my theoretical knowledge about power
transmission and distribution.
Maintenance and protection of various circuit
equipment's.
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THANK YOU
“SAVE TODAY – USE TOMMOROW”