Electronic card failures

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.

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.

Cadbury India Ltd

2005, at Cadbury India Bangalore plant.

PROJECT DETAILS
Chocolate manufacturer
RESULTS ACHIEVED
Installed Harmonic filter at UPS output circuit for eliminating electronics failures

Mitsubishi Heavy Industries India Precision Tools Ltd

2012, Solved CNC card failures at Mitsubishi Heavy Industries India Precision Tools Ltd at Ranipet.

PROJECT DETAILS
Precision tools division Gear cutting tools, GCT and Broachs manufacturer of capacity for 21000pa GCT, 7000pa broaches, 2000pa master gears and 2000pa other tools
RESULTS ACHIEVED
Supplier 750A harmonic filter and it limited harmonic distortion within limits. Eliminated CNC and Machinery failures and improved uptime

CERATIZIT India Round Tool Solutions Private Limited

2002 -2012, Repeat purchase orders at CERATIZIT India Round Tool Solutions Private Limited. Formerly G.W. Precision Tools Ltd. Bangalore.

PROJECT DETAILS
Precision Tools manufacturer. DG Alternator burnt. CNC m/c electronic failures.
RESULTS ACHIEVED
Earthing grid designed. Power system monitorting done and defects rectified.

Chettinad Cement, Ariyalur

2012, Chettinad Cement Ariyalur. 4000TPD gray cement manufacturing plant

PROJECT DETAILS
2kilns each 4000TPD gray cement manufacturing with 3sets each 15mw 6.6kv Co generation power plant, coal fired
RESULTS ACHIEVED
Power quality and harmonic analysis carried out and report with recommendations submitted.

Chettinad cement corporation, Karur

2006 -2009, Repeat Purchase Orders from Chettinad Cement Corporation Limited.

PROJECT DETAILS
0.6mtpa gray cement manufacturing plant with 15mw cogeneration power plant, coal fired
RESULTS ACHIEVED
Installed Harmonic Filters twice and solved tripping and electrical failures.

Turbo energy Ltd, Paiyanoor

2013 to 2017 Repeat jobs. Turbo Energy Ltd Paiyanoor, Mahabalipuram.

PROJECT DETAILS
Was facing CNC, UPS & chiller vfd drives electronics card failures, lighting ballast, and motor burning issues and in addition voltage sag (fluctuation) tripping for CNC m/c. Local Utility company/ TNEB mandated limiting harmonics at it 11kv.
RESULTS ACHIEVED
Installed 831A main transformer and a 88A chiller end harmonic filters, mitigated harmonics within IEEE 519 norms, and eliminated all failures.

Turbo energy Ltd, Pulivalam

2013 to 2016, Repeat jobs. Turbo Energy Ltd pulivalam, Ranipet.

PROJECT DETAILS
Was facing CNC and UPS electronics card failures, lighting ballast, and motor burning issues and in addition voltage sag (fluctuation) tripping for CNC m/c. Local Utility company/ TNEB mandated limiting harmonics at it 11kv incoming PCC.
RESULTS ACHIEVED
Installed 1011A Tuned harmonic filter, mitigated harmonics within IEEE 519 norms, and eliminated all failures. Further recommended solutions for electronic failures of Chiron high speed CNC drives during its regeneration cycle, connected at UPS output.