Browsing by Author "Kumar, Arun"
Now showing items 1-20 of 20
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Hoerling, Martin; Kumar, Arun; Dole, Randall; Nielsen-Gammon, John; Eischeid, Jon; Perlwitz, Judith; Quan, Xiao-Wei; Zhang, Tao; Pegion, Philip; Chen, Mingyue (American Meteorological Society, 2013-04-26)The record-setting 2011 Texas drought/heat wave is examined to identify physical processes, underlying causes, and predictability. October 2010–September 2011 was Texas’s driest 12-month period on record. While the summer ...
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Baumann, Urs; Baldassarre, Leonardo; Gupta, Manoj; Hataya, Takeshi; Konomi, Shin; Kumar, Arun (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)Topics Outline: • Meeting current rotordynamics stability standards • High flow coefficient/mach number impellers • Low flow coefficiens/high pressure impellers; Reynolds correction Complicated high pressure gas properties. ...
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DePaolis, David; Donley, Richard; Gottlieb, Adam; Stevenson, Calvin; Pairemore, Paul; Krauel, Nick; Kumar, Arun; Strautman, Katie (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2017)
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DePaolis, David; Donley, Richard; Gottlieb, Adam; Stevenson, Calvin; Pairmore, Paul; Kumar, Arun; Whaley, Katie; Heggemann, Marc (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)Repair Specs, use, in house repair specs Lube oil storage and usage Mechanical seals and bearings issues Pump monitoring how are we doing this and how do we want to do this Craft training precision maintenance Best ...
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Kumar, Arun; Brar, Navneet Singh (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)This case study of a typical tandem arrangement dry gas seal failure during compressor start-up elaborates importance of start-up environment consideration during design for a compressor dry gas seal system. The seal failed ...
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Patel, Vinod; Stevenson, Stanley; Bhat, Gampa; Fisher, Rob; Kumar, Arun; Moreno, Joe (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
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Patel, Vinod; Stevenson, Stanley; Bhat, Gampa; Fisher, Rob; Kumar, Arun (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2015)
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Sabharwal, Mohit; Kumar, Arun; Paliwal, Dilip (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Case Study 24: Author intends to convey: 1. Importance of having Mechanical Seal Refurbishment facility in a refinery complex, supported by interesting case studies on critical mechanical seal failures. Minimum set up ...
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Shet, Mahesh; Kumar, Arun; Singh, Navneet (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Case Study 4: The case study is about single stage API BB2 pump. Pump operates at the temperature of 355 degree C (671 degree F), rated for pumping 442 m3/hr of Hydro-treated VGO (Vacuum Gas Oil) and is driven by a steam ...
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Kumar, Arun (Texas A&M University. Turbomachinery Laboratories, 2006)Objective: To share with users of Turbomachinery the fact that High Speed Turbomachinery with components possessing Residual Magnetism produces high shaft voltages & high current, which can lead to severe problem like high ...
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Kumar, Arun (Texas A&M University. Turbomachinery Laboratories, 2007)Objective: To share with users of Turbomachinery the fact that High Speed Turbomachinery with components possessing Residual Magnetism can produce high shaft voltages & high current, which can lead to severe problem like ...
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Kumar, Arun; Donley, Richard; Whaley, Katie; DePaolis, David; Stevenson, Calvin; Pairmore, Paul; Gottlieb, Adam; Putnam, Thomas (Turbomachinery Laboratory; Texas A&M Engineering Experiment Station; Texas A & M University. Libraries, [2019])Top Voted for Discussion in 2017: MI Inspections of pumps - (casing thickness) UT, on-line, shops; Methods for preventing reverse rotation, detecting reverse rotation; Hot alignment is there benefits, what temperature; ...
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Kumar, Arun; Shet, Mahesh (Texas A&M University. Turbomachinery Laboratories, 2012)
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Kumar, Arun; Sabharwal, Mohit (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)During the commissioning of centrifugal machines (Compressors, steam turbines, pumps, fans etc.), a lack of flushing, inspection and ignorance of critical areas & procedures can lead to major problems, damage, and serious ...
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Kumar, Arun; Sabharwal, Mohit (Texas A&M University. Turbomachinery Laboratories, 2014)During the commissioning of centrifugal machines (Compressors, steam turbines, pumps, fans etc.), a lack of flushing, inspection and ignorance of critical areas & procedures can lead to major problems, damage, and serious ...
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Kumar, Arun; Chopra, Anurag (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2017)
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Patel, Vinod; Stevenson, Stanley; DiOrio, Gerry; Bhat, Gampa; Kumar, Arun; Moreno, Joe (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2017)
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Patel, Vinod; DiOrio, Gerry; Bhat, Gampa; Kumar, Arun; Moreno, Joe (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)Overhaul intervals Maintenance practices Solid particle erosion Contract versus in-house maintenance Mechanical driver turbine issues - design et al Steam path repairs Turbine casing and alignment issues Steam turbine ...
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Josefczyk , Ronald; Kumar, Arun (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)Suggested Topics: • Overhaul intervals • Maintenance practices Solid particle erosion • Contract versus in-house maintenance Mechanical driver turbine issues - design et al • Steam path repairs • Turbine casing and alignment ...
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Patel, Vinod; Cole, Alan; Bhat, Gampa; Kumar, Arun; Moreno, Joe; Barrington, Brian (Turbomachinery Laboratory; Texas A&M Engineering Experiment Station; Texas A & M University. Libraries, [2019])Overhaul intervals Maintenance practices Solid particle erosion Contract versus in-house maintenance Mechanical driver turbine issues - design et al Steam path repairs Turbine casing and alignment issues Steam turbine ...