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Hydrology

Fred Zhang

Fred Zhang

Pacific Northwest National Laboratory
PO Box 999
Richland, WA 99352

Research Interests

  • Parameter estimation and inverse modeling
  • Unsaturated and saturated flow and transport
  • Flow instability
  • Uncertainty and stochastic analysis
  • Multiphase flow

Education and Credentials

  • Diploma of Micro-Computer Systems: McMaster University, 2000
  • Ph.D., Soil Physics, University of Guelph, 1999
  • M.S., Soil Science, Beijing Agricultural University, 1988
  • B.S., Soil and Agro-Chemistry, Beijing Agricultural University, 1985

Affiliations and Professional Service

Awards and Recognitions

  • June 2003, Pacific Northwest National Laboratory, Environmental Technology Directorate, Shining Star Award
  • May 2003, The 2002 "Editors' Citation for Excellence in Manuscript Review" by the Vadose Zone Journal (VZJ)
  • October 1998, Ontario Agricultural College, University of Guelph, Canada, 1-year Mary Williams Scholarship
  • May 1998, University of Guelph Scholarship
  • October 1996, Ontario Agricultural College, University of Guelph, Canada, 2-year Mary Williams Scholarship
  • January 1996 - December 1998, University of Guelph, Canada, Combined Visa Scholarship and Differential Tuition Waiver
  • 12/1994-03/1995: United Nations Development Program (UNDP) fellowship
  • 03/1992: Received the third prize of science-and-technology improvement of China’s national Ministry of Agriculture on the technical package for the cultivation of high yield crops in Weibei dry lands, Shaanxi province
  • September 1991, Received the second prize of science-and-technology improvement of Shaanxi province, China, on the technical package for the cultivation of high yield crops in Weibei dry lands, Shaanxi province

Selected Publications

2009

2008

2007

2006

  • Zhang ZF, and JM Keller. 2006. T Tank Farm Interim Cover Test - Design Plan. PNNL-15913 Rev. 0, Pacific Northwest National Laboratory, Richland, WA. 
  • Ward AL, ZF Zhang, and GW Gee. 2006. "Upscaling unsaturated hydraulic parameters for flow through heterogeneous anisotropic sediments." Advances in Water Resources 29(2):268-280.  doi:10.1016/j.advwatres.2005.02.013
  • Ward AL, ME Conrad, WD Daily, JB Fink, VL Freedman, GW Gee, GM Hoversten, JM Keller, EL Majer, CJ Murray, MD White, SB Yabusaki, and ZF Zhang. 2006. Vadose Zone Transport Field Study: Summary Report . PNNL-15443, Pacific Northwest National Laboratory, Richland, WA. 
  • Ward AL, ZF Zhang, and GW Gee. 2006. "Upscaling unsaturated hydraulic parameters for flow through heterogeneous anisotropic sediments ." Advances in Water Resources 29(2):268-280. 

2005

2004

  • Zhang ZF, AL Ward, and GW Gee. 2004. "A Combined Parameter Scaling and Inverse Technique to Upscale the Unsaturated Hydraulic Parameters for Heterogeneous Soils ." Water Resources Research 40(8):1-13 (W08306). 
  • Zhang ZF, AL Ward, and GW Gee. 2004. "A Parameter Scaling Concept for Estimating Field-Scale Hydraulic Functions of Layered Soils ." Journal of Hydraulic Research 42(SI):93 - 103. 
  • Zhang ZF, VL Freedman, and SR Waichler. 2004. 2004 Initial Assessments for the T and TX TY Tank Farm Field Investigation Report (FIR): Numerical Simulations. PNNL-14838, Pacific Northwest National Laboratory, Richland, WA. 
  • Zhang ZF, VL Freedman, SR Waichler, and MD White. 2004. 2004 Initial Assessments of Closure for the S-SX Tank Farm: Numerical Simulations . PNNL-14604, Pacific Northwest National Laboratory, Richland, WA. 
  • Gee GW, AL Ward, ZF Zhang, and A Anandacoomaraswamy. 2004. "Use of Water Fluxmeters to Measure Drainage." In Drainage VIII : Proceedings of the 8th International Drainage Symposium, 21-24 March 2004, Sacramento, California , ed. Richard A. Cooke, pp. 321 -331.  American Society of Agricultural Engineers, St. Joseph, MI. 
  • Raats PA, ZF Zhang, AL Ward, and GW Gee. 2004. "The relative connectivity-tortuosity tensor for conduction of water in anisotropic unsaturated soils." Vadose Zone Journal 3(4):1471-1478. 
  • Ward AL, GW Gee, ZF Zhang, and JM Keller. 2004. Vadose Zone Contaminant Fate and Transport Analysis for the 216-B-26 Trench . PNNL-14907, Pacific Northwest National Laboratory, Richland, WA. 

2003

  • Zhang ZF, AL Ward, and GW Gee. 2003. "A Tensorial Connectivity–Tortuosity Concept to Describe the Unsaturated Hydraulic Properties of Anisotropic Soils." Vadose Zone Journal 2(3):313-321. 
  • Zhang ZF, AL Ward, and GW Gee. 2003. "Estimating Soil Hydraulic Parameters of a Field Drainage Experiment Using Inverse Techniques." Vadose Zone Journal 2:201-211. 
  • Zhang ZF, VL Freedman, and MD White. 2003. 2003 Initial Assessments of Closure for the C Tank Farm Field Investigation Report (FIR):Numerical Simulations . PNNL-14334, Pacific Northwest National Laboratory, Richland, WA. 
  • Gee GW, ZF Zhang, and AL Ward. 2003. "A modified vadose zone fluxmeter with solution collection capability." Vadose Zone Journal 2:627-632. 

2002

2001

  • Zhang ZF, AL Ward, and GW Gee. 2001. "Estimating soil hydraulic properties from field-scale experiments using the inverse model UCODE with the STOMP simulator." Eos 82(47):F363. 
  • Ward AL, GW Gee, and ZF Zhang. 2001. "The effect of fluid properties on field-scale anion transport during intermittent unsaturated flow." Eos 82(47):F421. 

Hydrology

Additional Information