Calandria for 700MW PHWR

Calandria is the horizontal axis cylindrical vessel at the core of reactor assembly with two end shields at both ends.
The overall size 8282 x 5282 having shell of dia. 7864 & wall thickness of 32 mm of S.S. 304L.

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Challenges

Fabrication of shell in 3 sectors maintaining dimensional stability.
Welding of all cirseam, long seams maintaining dimensional stability.
Welding, Distortion control & sequencing of 122 nozzles on the shell.
Cautious Customer since it’s a first time development order with GPE.
100 % RT of all weld joints.
Alignment of small shell & main shell vertical axis within 1 mm.
Handling of Calandria shell.
Transportation of Calandria to RAPP site

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A smart way of managing productive resources

A transformative change significantly alters the profile, capabilities, contours and culture of an organization. Total Productive Maintenance (TPM) is a well-established way of managing production resources for meeting ever-rising standards of productivity, quality and reliability.

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Sailing the Uncharted Seas

The 'can-do' attitude and deep confidence in the capabilities of the team are essential to execute large projects having complex developmental work.

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Achievements

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INS Industrial Excellence award

Awards for TPM, Workman hsips and Kaizen

GPE actively participates in various competition showcasing its capabilities and achievements. We’ve won several awards for TPM, Workmanship, Business excellence and Workmanship at state as well as national level.

2019 – 1st prize in CII’s 13th TPM Circle competition PM pillar.
2019 – 1st Prize 12th CII TPM Circle Competition KK Circle
2019 – Green co Platinum Award
2018 – Platinum Rating – Business Excellence
2018 – 1st Prize – Innovation Category in 32nd CII Kaizen Competition
2018 – JIPM TPM Consistency Award Awards for the year- 2017-18
2017 – Four Star Rating under Naoroji Godrej Award for Business Excellence
2017 – 2nd Prize – D.L. Shah Quality Award, Quality Circle of India
2017 – 1st Prize – Innovation Category in 30th CII Kaizen Competition. Awards for the year- 2016-17
2016 – 1st Prize - 6th CII TPM Circle Competition for QM Pillar • 2016 – 1st Prize , 5th CII TPM Circle Competition for KK Pillar
2016 – 1st Prize – D.L. Shah Quality Award, Quality Circle of India
2016 – 1st Prize, National Kaizen Champion’s Award.
2016 – 2nd Prize, 26th CII-TPM Club Of India Kaizen Conference