Title | Authors | Publisher | Source | Year | Public Availability |
On the Application of an Actuator Line Model for Rotorcraft Outwash Predictions | Nicholas Peters and Dorsa Shirazi | AIAA | AIAA SciTech, Jan 2025 | 2025 | Public link |
Effects of Wake Separation on Aerodynamic Interference Between Rotors in Urban Low-Altitude UAV Formation Flight | Cong Liu, et al | MDPI | Aerospace, Vol 11 No 11 | 2024 | Public link |
Electric Vertical Takeoff and Landing (eVTOL) Downwash and Outwash Surveys | Maria J. Muia, et al | FAA | DOT/FAA/TC-24/42 | 2024 | Public link |
Downwash/Outwash Investigation in Support of eVTOL Landing Operations | Jan Goericke, Zoren Habana, Jagdeep Batther, Maria Muia | Vertical Flight Society | TVF 2024, Feb. 2024 | 2024 | Public link |
Analysis of VTOL Downwash and Outwash to Establish Vertiport Safety Standards: A Theoretical Approach | David Ison | University Aviation Association | University Aviation Association | 2024 | Public link |
Do eVTOL Aircraft create an inherently more problematic Downwash than Conventional Helicopters? | Richard Brown | n/a | 49th ERF, Sept. 2023 | 2023 | Public link |
Report on the accident to Sikorsky S-92A, G-MCGY at Derriford Hospital, Plymouth, Devon on 4 March 2022 | n/a | UK AAIB | Aircraft Accident Report 2/2023 | 2023 | Public link |
Understanding the downwash/outwash characteristics of eVTOL aircraft | n/a | UK Civil Aviation Authority | CAP 2576 | 2023 | Public link |
Safety risks from rotor wash at hospital helicopter landing sites | n/a | Australian Transport Safety Bureau | AD-2022-001 Final – 27 Sep | 2022 | Public link |
Helicopter Rotor Downwash Safety Guidebook | n/a | French Civil Aviation Safety Directorate | n/a | 2022 | Public link |
Investigation of the helicopter downwash effect on pedestrian comfort using CFD | Paul Bernardo, et al | ICE Publishing | Infrastructure Asset Management, Vol. 8 No. 3 | 2021 | Public link |
Airbus Helicopters Safety Promotion Notice: Noise & downwash considerations for ground operators | Airbus Helicopters | No. 3684-P-00 EN | 2021 | Public link | |
Wind Basics for Safe Helicopter Operations | n/a | US Navy CNATRA | P-421 | 2021 | Public link |
Draft Advisory Circular: Aircraft Wake Vortex Encounter Risk Mitigation | Lawrence Fields | Federal Aviation Administration | AC 90-23H (circa 2020) | 2020 | Public link |
Evaluation Of Rotor Blade Models For Rotor Outwash | F. Rovere, George Barakos, etc | n/a | 44th ERF, Sept 2018 | 2018 | Public link |
Helicopter Wake Encounters in the Context of RECAT-EU | Jimenez-Garcia, A., Barakos, G.N., Treve, V., et al | n/a | 43rd ERF, Sept 2017 | 2017 | Public link |
Helicopter downwash measurement using Doppler lidar | Naoki Matayoshi, et al | Vertical Flight Society | 6th ARF, Nov. 2017 | 2017 | Public link |
Measurements to Understand the Flow Mechanisms Contributing to Tandem-Rotor Outwash | Manikandan Ramasamy, Mark Potsdam, Gloria K. Yamauchi | Vertical Flight Society | Forum 71, May 2015 | 2015 | Public link |
Experimental Investigation of Rotorcraft Outwash in Ground Effect | Philip E. Tanner and Austin D. Overmeyer | Vertical Flight Society | Forum 71, May 2015 | 2015 | Public link |
Rotorwash Operational Footprint Modeling | John R. Preston and Sam Ferguson | n/a | 40th ERF, Sept 2014 | 2014 | Public link |
Advisory Circular: Aircraft Wake Turbulence | n/a | Federal Aviation Administration | AC 90-23G | 2014 | Public link |
Real-Time Simulation of Rotorcraft Downwash in Proximity of Complex Obstacles using Grid-Based Approaches | Ludwig Friedmann, Phillip Ohmer and Manfred Hajek | Vertical Flight Society | Forum 70, May 2014 | 2014 | Public link |
Helicopter Downwash Effects on Ship Airwake: Predictions, Modeling from a Database, and Simulation | Kyle A. Schau, Gopal H. Gaonkar, Susan Polsky | Vertical Flight Society | Forum 70, May 2014 | 2014 | Public link |
Rotorwash Operational Footprint Modeling | John R. Preston, Sam Ferguson, et al | US Army RDECOM | Technical Report RDMR-AF-14-02 | 2014 | Public link |
The Selection and Application of Pedestrian Wind Criteria | H.W. Fricke, J.D. Holmes | JDH Consulting | 16th Australasian Wind Engineering Society Workshop | 2013 | Public link |
A Comparison of Pedestrian Wind Comfort and Safety Criteria | H.W. Fricke, J.D. Holmes | JDH Consulting | 15th Australasian Wind Engineering Society Workshop | 2012 | Public link |
A Comparison of Pedestrian Wind Comfort and Safety Criteria | H.W. Fricke, J.D. Holmes | JDH Consulting | 15th Australasian Wind Engineering Society Workshop | 2012 | Public link |
CH-47D Tandem Rotor Outwash Survey | Mark J. Silva and Robert Riser | Vertical Flight Society | Forum 67, May 2011 | 2011 | Public link |
New criteria for assessing local wind environment at pedestrian level based on exceedance probability analysis | Zhen Bu, et al | Elsevier | Building and Environment | 2009 | Public link |
A High Fidelity Brownout Model For Real-Time Flight Simulations And Trainers | Daniel A. Wachspress and Glen R. Whitehouse | VFS | VFS Forum 65, May 2009 | 2009 | Public link |
Rotorcraft Downwash Flow Field Study to Understand the Aerodynamics of Helicopter Brownout | Alan J. Wadcock, Lindsay A. Ewing, Mark Potsdam, et al | Vertical Flight Society | Next Gen of Vertical Lift, Oct 2008 | 2008 | Public link |
An Experimental Investigation of Ground Effect on a Quad Tilt Rotor in Hover and Low Speed Forward Flight | Anand Radhakrishnan | Univ. Maryland | Ph.D. Dissertation | 2006 | Public link |
Analysis of Rotor Wake Aerodynamics During Maneuvering Flight Using a Free-Vortex Wake Methodology | Shreyas Ananthan | Univ. Maryland | Ph.D. Dissertation | 2006 | Public link |
Full-Scale Rotorcraft Downwash Surveys in a Shipboard Environment | Mark J. Silva, William P. Geyer and John Nelson | Vertical Flight Society | Forum 60, June 2004 | 2004 | Public link |
Rotorwash Prediction Using an Applied Computational Fluid Dynamics Tool | Marvin A. Moulton, James A. O’Malley and R. Ganesh Rajagopalan | VFS | VFS Forum 60, May 2004 | 2004 | Public link |
Rotor Outwash | Ray Prouty | Vertical Flight Society | Vertiflite, Summer 2003 | 2002 | Public link |
Single- and Dual-Rotor Flowfield and Outwash Predictions | John Liu, Michael A. McVeigh, and Ganesh Rajagopalan | Vertical Flight Society | Runway Independent Aircraft Specialists' Meeting, March 2001 | 2001 | Public link |
AV-8B -408 External Environment Outwash Flow Speed and Temperature Survey | Robert Lake, et al | US Navy NAWC-AD | NAWCADPAX/RTR-2000/114 | 2000 | Public link |
Reducing the influence of helicopter rotor wash on fire behaviour | Alen Slijepcevic and Liam Fogarty | New Zealand Forest and Rural Fire Research | Fire Trechnology Transfer Note, No. 16, February 1998 | 1998 | Public link |
Modeling Of The Dynamic Inflow On The Main Rotor And The Tail Components In Helicopter Flight Mechanics | Pierre-Marie Basset | Vertical Flight Society | Forum 53, May 1996 | 1996 | Public link |
Rotorwash Analysis Handbook. Volume 1. Development and Analysis | Samuel W. Ferguson | FAA | DOT/FAA/RD-93/31,I | 1994 | Public link |
Rotorwash Analysis Handbook. Volume 2. Appendixes | Samuel W. Ferguson | FAA | DOT/FAA/RD-93/31,II | 1994 | Public link |
Safe Heliports Through Design and Planning: A Summary of FAA Research and Development | Robert D. Smith | FAA | DOT/FAA/RD-931/17 | 1994 | Public link |
VTOL Downwash/Outwash Operational Effects Model | John R. Preston | Vertical Flight Society | Forum 50, May 1994 | 1994 | Public link |
Analysis of Heliport Environmental Data; Intracoastal City, LA (data plots) | Rosanne M. Weiss | FAA | DOT/FAA/CT-ACD33089/10 | 1991 | Public link |
Analysis of Rotorwash Effects in Helicopter Mishaps | Samuel W. Ferguson | FAA | DOT/FAA/RD-90/17 | 1991 | Public link |
On The Estimation of Jet Induced Fountain Lift and Additional Suckdown in Hover for Two-Jet Configurations | Richard E. Kuhn, David C. Bellavia, Victor R. Corsiglia, and Douglas A. Wardwell | NASA | TM-102268 | 1991 | Public link |
Analysis of Heliport Environmental Data; Intracoastal City (results) | Rosanne M. Weiss | FAA Technical Note | DOT/FAA/CT-TN89-43 | 1990 | Public link |
Analysis of Heliport Environmental Data: Indianapolis Downtown Heliport Wall Street Heliport. Volume 2. Wall Street Heliport Data Plots | Rosanne M. Weiss, et al | FAA | DOT/FAA/CT-TN87/54,II | 1989 | Public link |
Analysis of Helicopter Environmental Data: Indianapolis Downtown Heliport, Wall Street Heliport. Volume 1. Summary | Rosanne M. Weiss, et al | FAA | DOT/FAA/CT-TN87/54,1 | 1988 | Public link |
Fountain-Jet Turbulence | William H. Foley and Dennis B. Finlay | US Air Force Office of Scientific Research | 1980 | Public link | |
Prediction of Helicopter Rotor Downwash in Hover and Vertical Flight | K. R. Reddy | Australia DoD DSTO | ARL-AERO-REPORT-150 | 1979 | Public link |
A Method for Assessing the Impact of Wake Vortices of USAF Operations | George Kurylowich | US Air Force Flight Dynamics Laboratory | Technical Report AFFDL-TR-79-3060 | 1979 | Public link |
Helicopter Downwash Data | Grady W. Leese and John T. Knight, Jr. | US Army Materiel Command | Miscellaneous Paper S-74-17 | 1974 | Public link |
Downwash — The Dangers and Defense | Col. William B. Schane, MD, US Army | Vertical Flight Society | Vertiflite, May/June 1972 | 1972 | Public link |
Design Considerations for Tilt-Rotor VTOL Aircraft to Minimize the Effects of the Recirculating Downwash Environment | Richard R. Pruyn and Robert B. Taylor | Vertical Flight Society | VFS Joint Symposium on Environmental Effects on VTOL Designs | 1970 | Public link |
Adverse Effects Of Downwash Upon Man | LTC William B. Schane, MD, US Army | Vertical Flight Society | VFS Joint Symposium on Environmental Effects on VTOL Designs | 1970 | Public link |
A Report On The Heliport Environment | Arthur L. Fornoff | Vertical Flight Society | VFS Joint Symposium on Environmental Effects on VTOL Designs | 1970 | Public link |
Helicopter Downwash Blast Effects Study | Grady W. Leese | US Army Transportation Research Command | Technical Report No. 3-644 | 1964 | Public link |
An Investigation of VTOL Operational Problems Due to Downwash Effects | Richard R. Pruyn and Leonard Goland | Vertical Flight Society | Forum 18, May 1962 | 1962 | Public link |
An Investigation of the Effect of Downwash from a VTOL Aircraft and a Helicopter in the Ground Environment | Thomas C. O'Bryan | NASA | Technical Note D-977 | 1961 | Public link |