Power Engineering Lab Equipment

High Voltage DC Transmission Line Trainer
[MODEL : XPO-HVDC-TL]
• Scaled down (1000:1) lab grade simulated monopole HVDC transmission line of 200KV@5KA/1000MW / 250Km.• Facilitates experimental verification of efficiency, watt & VAR control in HVDC transmission line.• Use of solid state Statcoms to control reactive power in the grid. • Easy and safe wiring by students due to use of 4mm sturdy Shrouded banana patch cords and shrouded banana socket arrangements for high voltage circuits.• Aluminum profile Sturdy (5x4) Modular Flat Panel system, carrying various components housed in plastic enclosures (panels) with colorful screwless overlays showing circuit schematic & its connection tag numbers for easy understanding and connection. • Set of Instructor Guide & Student Workbook.

The objective of this trainer is to develop a real time automated power system network and control test-bed at the laboratory level to enhance student understanding about the power system testing and validation.   Trainer offers laboratory experiments and their analysis giving students a high level of knowledge to understand the concepts of power system engineering fundamentals and the required demonstrations needed for smart grid implementation in the real world. SPS system consists of  4 nos. of power engineering setups viz; Generation, Synchronisation, Double Bus Bar, Transmission & Distribution, 4 Nos. of  integrated Numeric protection relays like Generator Protection,  Synchronisation relay, distance protection, Transformer protection, 3 nos. of RTU with Ethernet & RS485/MODBUS ports, 3 nos. of touch panel local station HMI's, 1 No. of supervisory controller / touch panel PC with latest SCADA software, preformed patch cords/cables to integrate seamlessly various parts into  single system, 8 nos of aluminum profile tables with under trolleys / drawers etc. Table top resources needed by respective setups are placed on Trolley below the table having wiring access through slot provided in the centre of setup tables.  The individual modular flat demo panel setups can also be worked jointly (automated SCADA) or severally (manual expts) thereby accommodating more student capacity whenever time demands. Facilitates easy and safe wiring by students due to use of 4mm sturdy Shrouded banana patch cords for high voltage circuits. Options: a) 2nd Generating Station may be added using three phase alternator using two more setups, of generation & synchronization respectively, with additional HMI & RTU. b) A DFIG setup may be included to simulate wind power generation. The generation setup here will include AC to AC IGBT based VFD to illustrate wind power grid tied generator. c) A lab scaled solar power based grid tied setup may be included.  Useful for Under Graduate Practicals, Post Graduate Projects and Research Purpose. Student friendly Instructor Guide & Student Workbooks giving detail experiment procedures, wiring schedule & tabular results. 

This setup is used for transmission line study for short as well as long line Pi model, ferranti effects, load regulation / efficiency calculations, symmetric/asymmetric fault study. This setup also covers protection of transmission line using multi function numeric distance protection relay and of distribution transformer using multi function numeric transformer protection relay.  The protection relays are connected to RTU/SCADA over RS485 to display all fault records on SCADA screen. Emergency stop mushroom switch is provided with security key lock on the profile rack.  Facilitates easy and safe wiring by students due to use of 4mm sturdy Shrouded banana patch cords and shrouded socket arrangements for high voltage circuits. Each panel has ABS molded plastic sturdy enclosure, and colorful screwless overlays showing circuits diagrams & its connection tag numbers for easy understanding and connection.  Useful for Under Graduate Practicals, Post Graduate Projects and Research Purpose. Set of Instructor Guide & Student Workbook.

The Model represents a double bus bar switching station with 9 switching bays. It is equipped in such a way that the requirements of the both the grid and the power station operation are dealt in practice oriented way. Two bus bar segments are represented. Here the interlocking conditions in a switching station can be learned in order to conduct safe switching operations, as the situation requires, on the grid and power plant. The Double bus bar setup can be used for 3 bus and four bus load flow study. · Employs 2 nos of 3 phase board supply using EMT1 panel consisting off protection MCB + O/L relay to simulate 2 generators.· Facilitates easy and safe wiring by students due to use of 4mm sturdy Shrouded banana patch cords and shrouded socket arrangements for high voltage circuits Each panel has ABS molded plastic sturdy enclosure, and colorful screwless overlays showing circuits diagrams & its connection tag numbers for easy understanding and connection· Useful for Post Graduate projects and research purpose.Set of Instructor Guide & Student Workbook

Generation Trainer need a few set of associated panels (7-8 nos. typically) which are mounted in a light weight sturdy aluminum profile flat demo panel system, Facilitates easy and safe wiring by students due to use of 4mm sturdy Shrouded banana patch cords and shrouded socket arrange-ments for high voltage circuits, Each panel has ABS molded plastic sturdy enclosure, and colorful screw less overlays showing circuits diagrams & its connection tag numbers for easy understanding and connection, Set of Instructor Guide & Student Workbook.

VFD drive is used to control brushless prime mover’s speed in manual using RTU/SCADA as well as in auto mode using synchronization relay. Multi function meters read the input voltage & frequency of generator output along with power analyser data. The Generator/ alternator coupled with prime mover have brought out six terminals from three phase 3 windings (RYBs). The every alternate terminal of RYB is shorted and connected together to form Star connection (Neutral) at the output of generator. The relay panel carries shrouded sockets to connect Generator Protection relay mounted below. The CT panel and PT panel provide necessary interface between real world & relay. Emergency stop mushroom switch is provided with security key lock on the profile rack. Facilitates easy and safe wiring by students due to use of 4mm sturdy Shrouded banana patch cords and shrouded socket arrangements for high voltage circuits Each panel has ABS molded plastic sturdy enclosure, and colorful screwless overlays showing circuits dia rams & its connection tag numbers for easy understanding and connection . Set of Instructor Guide & Student Workbook.

To synchronize the Generator with grid, this synchronization setup is used. Automatic operation can be performed in two ways namely; from screen based generator control panel using increment and decrement screen buttons or using synchronization relay whose 4 contacts (incr/decr) are read by RTU through 9 pin D (M) connector on synchronising relay panel & outputs two AO’s through 9 pin D connector on VFD panel & patch cording, one for excitation (V) control & second for speed (f) control. Emergency stop mushroom switch is provided with security key lock on the vertical profile member. Facilitates easy and safe wiring by students due to use of 4mm sturdy Shrouded banana patch cords and shrouded socket arrangements for high voltage circuits Each panel has ABS molded plastic sturdy enclosure, and colorful screwless overlays showing circuits diagrams & its connection tag numbers for easy understanding and connection Set of Instructor Guide & Student Workbook.

Power Transmission Line Trainer need a few set of associated panels (7-8 nos. typically) which are mounted in a light weight sturdy aluminum profile flat demo panel system.Facilitates easy and safe wiring by students due to use of 4mm sturdy Shrouded banana patch cords and shrouded socket arrange-ments for high voltage circuits, Each panel has ABS molded plastic sturdy enclosure, and colorful screw less overlays showing circuits diagrams & its connection tag numbers for easy understanding and connection, Set of Instructor Guide & Student Workbook.

• 2 models: 0.5HP (3HP) power ratings   • The 3 phase slip ring alternator acts as DFIG coupled to trunnion mounted DC shunt motor simulating variable speed wind power (F1) with electronic torque & speed sensors mounted to determine wind power input accurately.  Manual synchronization with grid provided using 3 lamp method & synchroscope. · Variable frequency & variable amplitude VFD provided to supply rotor winding of DFIG (F2) 16X2 LCD is provided to observe VFD frequency Multifunction Measurement AC analysers (MMM) read the rotor input voltage /power and stator voltage /power & frequency. · Experiments with ON grid & OFF grid measurements to verify F1± F2 algebraic addition of shaft frequency & VFD frequency to match supply grid frequency. Facilitates easy and safe wiring by students due to use of 4mm sturdy Shrouded banana patch cords and shrouded socket arrangements for high voltage circuits · Each panel has ABS molded plastic sturdy enclosure, and colorful screw less overlays showing circuits diagrams & its connection tag numbers for easy understanding and connection  · Set of Instructor Guide & Student Workbook..

The Model represents a double bus bar switching station with 9 switching bays. It is equipped in such a way that the requirements of the both the grid and the power station operation are dealt in practice oriented way. Two bus bar segments are represented. Here the interlocking conditions in a switching station can be learned in order to conduct safe switching operations, as the situation requires, on the grid and power plant. The Double bus bar setup is used for 3 bus and four bus load flow study. Can use different KVA rating grid transformer in absence of actual generation setup to simulate source of power. Facilitates easy and safe wiring by students due to use of 4mm sturdy Shrouded banana patch cords and shrouded socket arrangements for high voltage circuits Each panel has ABS molded plastic sturdy enclosure, and colorful screwless overlays showing circuits diagrams & its connection tag numbers for easy understanding and connection Set of Instructor Guide & Student Workbook.

Salient Features Scaled down lab setup for comparative study of ring vs radial distribution networks in urban & rural milieu. Facilitates experiments on ring & radial distribution networks & load shedding using relay discrimination for graded protection. 4 numbers of OCR, 5 numbers of measurement meters, 5 numbers of transmission lines provided. Easy and safe wiring by students due to 4mm sturdy Shrouded banana patch cords to handle AC high voltage circuits. Aluminum profile Sturdy (5x4) Modular Flat Panel system, carrying various components housed in plastic enclosures (panels) with colorful screwless overlays showing circuit schematic & its connection tag numbers for easy understanding and connection. Set of Instructor Guide & Student Workbook.

SALIENT FEATURES

·        Training setup to demonstrate prepaid smart energy meters (SEM) based on M2M/ IOT communication technologies & impart training in AMI similar to prepaid mobile or D2H TV applications.

·        Supports a communication protocol RS485 for local meter data

acquisition & Wi-Fi, GSM for SCADA.

·        4 nos. of energy meters, single or three phase, talking to SCADA with

built in remote cut off relay

·        Cyber security in smart grid is illustrated through encryptiondecryption.

·        Data collectors (DCs) & co-ordinators (Hub) are implemented using India a made RISC V micro controller Shakti/Tejas.

·        Field station uploads SEM data on to cloud & central office can implement prepaid strategy per individual meter

·        GUI s/w package for local field PC station provided, PC WIN 10 with internet needed but PC with internet connection is not in scope of supply. Buyer to provide 2 local SIM cards.

·        Easy and safe wiring by students due to 4mm sturdy Shrouded banana patch cords to handle AC high voltage circuits.

·        Aluminum profile Sturdy (5x4) Modular Flat Panel system, carrying various components housed in plastic enclosures (panels) with colourful screwless overlays showing circuit schematic & its connection tag numbers for easy understanding and connection.

·        Set of Instructor Guide & Student Workbook

•  Simulates 2 & 3 wire DC transmission line and study load distribution under various conditions.
• Operates at scaled down ±12V voltages for convenience of learning without shock. Optionally high voltage (±200V) setup offered.
• Facilitates easy and safe wiring by students due to use of 4mm sturdy Shrouded banana patch cords and shrouded socket arrangements for high voltage circuits.
• Aluminum profile Sturdy (5x4) Modular Flat Panel system, carrying various components housed in plastic enclosures (panels) with colorful screwless overlays showing circuit schematic & its connection tag numbers for easy understanding and connection.
• Set of Instructor Guide & Student Workbook.
• Results can be verified using PC based simulator (Optional).