Voltage fluctuations tripping

Bannari Amman Sugars Ltd, Nanjangud

Repeat 2010 Mysore

PROJECT DETAILS
7500tcd crushing capacity cane sugar plant with 36mw co-generation power plant with 45mva,11kv/66kv grid synchronizing transformer. Supplied 5nos 725A, 690V Tuned Harmonic Filters across 3nos 3.15mva, 11kv/690v - 690v converter transformers.
RESULTS ACHIEVED
Each converter transformer connected to 2nos 937kw dc mill motors across its two 690v secondary winding. 10% Energy savings verified. Eliminated DC drives electronic card failure and voltage sag tripping.

Adventity BPO India, Mumbai

2007

PROJECT DETAILS
2 IT/BPO facilities at Mumbai
RESULTS ACHIEVED
Power quality and harmonic analysis carried out and report with recommendations submitted.

The Hindu 3Presses at Hyderabad, Chennai, Meramalainagar

2004 -2006, Repeat jobs.

PROJECT DETAILS
Three printing news paper presses at Hyderabad, Chennai at Meramalainagar. To eliminate frequent tripping and electronics failures with Mitsubishi supplier fully automatic printing press systems which extensively used VFD and DC Drives,
RESULTS ACHIEVED
Supplied six sets Tuned Harmonic Filters for transformer capacity of between 1600 to 2500kva sizes. Limited harmonic distortions and resolved tripping and failure issues for electronics, motors, capacitors, Switchgear and cable overheating.

Usha Martin, Ranchi Jharkhand

2012- 13, Repeat jobs.

PROJECT DETAILS
500TPD Wire mill and wire ropes. 50TPD bright bars and 7TPD conveyor chord. 2nos 10mw CPP power plant. Root cause analysis of frequent PLC/ MMI/ VFD/DC drive tripping and failures including SQIM/ SRIM/ DCM and bearing.
RESULTS ACHIEVED
12% Energy Savings verified with harmonic filter installation. Debottlenecked capacity limitation and enhancesproduction. Eliminated all failures. Supplied 3425A and 2375A harmonic filters.

Sarda Energy & Minerals Ltd. Raipur

2013- 2016 at Sarda Energy & Minerals Ltd Raipur

PROJECT DETAILS
96mw (3nos 32mw) co-generation Power Plant, 4sets 15ton 7.2mva Induction Furnaces. 5sets 9mva submerged electric arc furnaces, 250tpa sponge iron plant. 10mva, 30tph wire rod mills. 250tps pellet plant.
RESULTS ACHIEVED
Troubleshooting analysis for 3x32mw power plant tripping and blackout issues. Root cause analysis for mis-rolling in the wire rod mill at high rolling speed.

Vedanta, Sterlite Technologies Ltd. Haridwar

2008 -2010, Repeat jobs.

PROJECT DETAILS
Induction furnace, HRM, CRM and ACSR conductor manufacturing Process. Supply 2sets of 4000A variable harmonic filters for 2nos 3150kva, 33kv/430v Transformers.
RESULTS ACHIEVED
Energy Savings verified with harmonic filter installation. Debottlenecked capacity limitation and enhanced production capacity.