Deoraj Prajapati, Editor PEC University of Technology, Chandigarh (India)-160012
Email: wai_ly@upm.edu.my
Tel: 01722753555 (O), 3805 Mobile: 0987666331


Publications

Kumar, K., Prajapati, D.R., Samir, S. Heat Transfer and Friction Characteristics of Artificially Roughened Duct used for Solar Air Heaters—a Review (2018) Journal of The Institution of Engineers (India): Series C, 99 (1), pp. 105-123.

Suman, G., Prajapati, D.R. Statistical analysis of the researches carried out on Lean and Six Sigma applications in healthcare industry (2018) International Journal of Quality Engineering and Technology, 7 (1), pp. 1-38.

Suman, G., Prajapati, D. Control chart applications in healthcare: A literature review (2018) International Journal of Metrology and Quality Engineering, 9, art. no. 2018003, .

Kumar, K., Prajapati, D.R., Samir, S. Heat transfer and friction factor correlations development for solar air heater duct artificially roughened with ‘S’ shape ribs (2017) Experimental Thermal and Fluid Science, 82, pp. 249-261.

Prajapati, D.R. Determination of correlation level and process capability of a manufacturing process using control charts (2017) International Journal of Quality Engineering and Technology, 6 (3), pp. 161-185.

Prajapati, D.R., Kaur, N. Process capability in terms of TSS in waste water treatment technology (2017) International Journal of Environment and Waste Management, 19 (3), pp. 203-215.

Prajapati, D.R., Singh, S. Autocorrelated process monitoring using simple and effective X¯ chart (2016) International Journal of Advanced Manufacturing Technology, 85 (1-4), pp. 929-939.

Prajapati, D.R., Singh, S. Determination of level of correlation for products of pharmaceutical industry by using modified X-bar chart (2016) International Journal of Quality and Reliability Management, 33 (6), pp. 724-746.

Prajapati, D.R. Analysis of rejection of rotary compressors in an automobile industry by statistical techniques (2016) Lecture Notes in Engineering and Computer Science, 2224, pp. 769-774.

Prajapati, D.R. Correlation level among the observations for a pharmaceutical industry using X chart with economics (2016) International Journal of Productivity and Quality Management, 19 (3), pp. 277-300.

Prajapati, D.R. Cost comparisons of modified X¯ chart for autocorrelated observations (2016) International Journal of Metrology and Quality Engineering, 7 (1), art. no. 102, .

Prajapati, D.R., Singh, S., Prof. Application of ANN to monitor the correlated process using higher sample size (2015) International Journal of Performability Engineering, 11 (4), pp. 395-404.

Prajapati, D.R. Simultaneous use of X¯ and R charts for positively correlated data for medium sample size (2015) International Journal of Performability Engineering, 11 (1), pp. 15-22.

Prajapati, D.R., Singh, S. Modified Χ chart with optimized ARLs in autocorrelated processes (2015) TQM Journal, 27 (5), pp. 633-647.

Prajapati, D.R., Singh, S. An effective chart to monitor process averages for serial correlation using ANN approach (2015) International Journal of Industrial and Systems Engineering, 21 (1), pp. 31-49.

Prajapati, D.R., Singh, S. Monitoring of process mean and variance simultaneously by joint X¯ and R chart for serial correlation (2015) International Journal of Productivity and Quality Management, 16 (1), pp. 70-91.

Prajapati, D., Dangarwala, K.J. Various document image mosaicing method in image processing: A survey (2015) International Conference on Signal Processing and Communication Engineering Systems - Proceedings of SPACES 2015, in Association with IEEE, art. no. 7058265, pp. 281-285.

Kumar, K., Prajapati, D.R., Samir, S. Determination of effective efficiency of artificially roughened solar air heater duct using ribs (2015) Distributed Generation and Alternative Energy Journal, 30 (2), pp. 57-77.

Tanwer, A.K., Prajapati, D.R., Singh, P.J. Effect of various factors for achieving environmental performance in manufacturing industry: A review (2015) International Journal of Productivity and Quality Management, 15 (1), pp. 72-107.

Singh, S., Prajapati, D.R. A modified range (R) chart to monitor process dispersion of autocorrelated data (2014) International Journal of Productivity and Quality Management, 13 (1), pp. 67-88.

Singh, S., Prajapati, D.R. Effect of warning limits on the performance of the X chart under autocorrelation (2014) International Journal of Productivity and Quality Management, 13 (2), pp. 235-250.

Prajapati, D.R., Sudan, G.S. Emissions and performance of blended fuels using experimental study (2014) International Journal of Vehicle Performance, 1 (3-4), pp. 326-347.

Prajapati, D.R., Singh, S. Statistical design of X charts for autocorrelated processes for different sample sizes (2014) International Journal of Productivity and Quality Management, 14 (4), pp. 387-407.

Prajapati, D.R., Singh, G. Effect of blend fuels on the mechanical and volumetric efficiencies in CVCRM Engine Test Rig (2014) International Journal of Performability Engineering, 10 (5), pp. 511-520.

Prajapati, D.R., Singh, S. Optimal schemes of standard range chart for auto-correlated observations (2014) International Journal of Quality Engineering and Technology, 4 (1), pp. 81-96.

Singh, S., Prajapati, D.R. Performance of CUSUM and EWMA charts for serial correlation (2013) TQM Journal, 25 (3), art. no. 17085930, pp. 309-324.

Singh, S., Prajapati, D.R. Detection of shift in process mean with X chart for autocorrelated data (2013) International Journal of Quality and Reliability Management, 30 (7), pp. 765-779.

Kumar, S., Satsangi, P.S., Prajapati, D.R. Improvement of Sigma level of a foundry: A case study (2013) TQM Journal, 25 (1), pp. 29-43.

Kumar, S., Satsangi, P.S., Prajapati, D.R. Optimization of process factors for controlling defects due to melt shop using Taguchi method (2013) International Journal of Quality & Reliability Management, 30 (1), pp. 4-22.

Prajapati, D.R. Performance of conventional X-bar chart for autocorrelated data using smaller sample sizes (2013) Lecture Notes in Engineering and Computer Science, 2, pp. 1200-1205.

Satsangi, P.S., Kumar, S., Prajapati, D.R. A six sigma methodology for reducing casting defects in foundry operations (2013) International Journal of Technology, Knowledge and Society, 8 (4), pp. 163-176.

Jaiswal, N., Bansal, P., Prajapati, D.R., Doshi, R., Bharadhwaj, P.S., Singh, S. Challenges of ALC in high power UHF SSPA for communication payloads (2013) 2013 Nirma University International Conference on Engineering, NUiCONE 2013, art. no. 6780136, .

Doshi, R., Bansal, P., Jaiswal, N., Prajapati, D.R., Bijeev, N., Bharadhwaj, P.S., Kumar, V., Singh, S. Challenges in 100W CW UHF SSPA for communication payloads (2013) 2013 Nirma University International Conference on Engineering, NUiCONE 2013, art. no. 6780135, .

Dev Choudhury, N.B., Prajapati, D., Kakoti, R.K. Identification of transmission loss in trading of power using tracing of power (2012) 2012 9th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology, ECTI-CON 2012, art. no. 6254352, .

Prajapati, D.R., Singh, S. Control charts for monitoring the autocorrelated process parameters: A literature review (2012) International Journal of Productivity and Quality Management, 10 (2), pp. 207-249.

Singh, S., Prajapati, D.R. Effect of autocorrelation on the performance of EWMA chart (2012) International Journal of Productivity and Quality Management, 9 (2), pp. 177-193.

Kumar, S., Prajapati, D.R., Satsangi, P.S. Design for Six Sigma to optimise the process parameters of a foundry (2011) International Journal of Productivity and Quality Management, 8 (3), pp. 313-332.

Kumar, S., Satsangi, P.S., Prajapati, D.R. Optimization of green sand casting process parameters of a foundry by using Taguchi's method (2011) International Journal of Advanced Manufacturing Technology, 55 (1-4), pp. 23-34.

Prajapati, D.R. A new approach to monitor the process dispersion (2011) International Journal of Quality and Reliability Management, 28 (3), pp. 280-297.

Prajapati, D.R. Effect of sampling intervals on economic design of proposed X chart using Lorenzen-Vance cost model (2010) International Journal of Productivity and Quality Management, 6 (4), pp. 518-539.

Prajapati, D.R., Mahapatra, P.B. An economical comparison of proposed X̄ chart with MEWMA chart (2010) International Journal of Quality and Reliability Management, 27 (4), pp. 475-485.

Prajapati, D.R., Sharma, R. Damage assessment of FRP composite materials using izod test (2009) International Journal of Performability Engineering, 5 (5), pp. 479-484.

Prajapati, D.R., Mahapatra, P.B. A simple and effective R chart to monitor the process variance (2009) International Journal of Quality and Reliability Management, 26 (5), pp. 497-512.

Prajapati, D.R., Mahapatra, P.B. Control charts for variables to monitor the process mean and dispersion: A literature review (2009) International Journal of Productivity and Quality Management, 4 (4), pp. 476-520.

Prajapati, D.R., Mahapatra, P.B. A new X chart comparable to CUSUM and EWMA charts (2009) International Journal of Productivity and Quality Management, 4 (1), pp. 103-128.

Prajapati, D.R., Mahapatra, P.B. A simple and effective X̄ chart for process monitoring (2008) International Journal of Quality and Reliability Management, 25 (5), pp. 508-531.

Prajapati, D.R., Mahapatra, P.B. An effective joint X̄ and R chart to monitor the process mean and variance (2007) International Journal of Productivity and Quality Management, 2 (4), pp. 459-474.

Prajapati, D.R., Mahapatra, P.B. History of observed samples: How much affects the ARL of X̄ control charts (2006) Journal of Scientific and Industrial Research, 65 (4), pp. 335-343.

Prajapati, D.R., Mahapatra, P.B. An efficient design approach for X̄ and R control charts (2006) Journal of the Institution of Engineers (India), Part PR: Production Engineering Division, 86 (MAR.), pp. 70-75.