Results 91 to 100 of about 12,338 (223)

Data Acquisition and Processing System for Airborne Wind Profiling with a Pulsed, 2-Micron, Coherent-Detection, Doppler Lidar System [PDF]

open access: yes, 2010
A data acquisition and signal processing system is being developed for a 2-micron airborne wind profiling coherent Doppler lidar system. This lidar, called the Doppler Aerosol Wind Lidar (DAWN), is based on a Ho:Tm:LuLiF laser transmitter and 15-cm ...
Beyon, J. Y., Kavaya, M. J., Koch, G. J.
core   +1 more source

Vertical Azimuth Display simulator for wind-Doppler lidar error assessment [PDF]

open access: yes, 2017
(c) 2017 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other users, including reprinting/ republishing this material for advertising or promotional purposes, creating new collective works for resale or ...
Gutiérrez Antuñano, Miguel Ángel   +2 more
core   +1 more source

Remote versus in situ turbulence measurements [PDF]

open access: yes
Comparisons of in situ wind and turbulence measurements made with the NASA B-57 instrumented aircraft and those remotely made with both radar and lidar systems are presented.
Frost, Walter
core   +1 more source

All-Fiber Airborne Coherent Doppler Lidar to Measure Wind Profiles

open access: yesEPJ Web of Conferences, 2016
An all-fiber airborne pulsed coherent Doppler lidar (CDL) prototype at 1.54μm is developed to measure wind profiles in the lower troposphere layer. The all-fiber single frequency pulsed laser is operated with pulse energy of 300μJ, pulse width of 400ns ...
Liu Jiqiao   +9 more
doaj   +1 more source

An airborne Doppler Lidar [PDF]

open access: yes
A pulsed CO2 Doppler Lidar, developed for airborne measurements of atmospheric wind fields, is described. In-flight tests show that the device can be successfully utilized in the detection and measurement of mountain-wave turbulence and wind shear, and ...
Dimarzio, C. A.
core   +1 more source

Development of a Compact, Pulsed, 2-Micron, Coherent-Detection, Doppler Wind Lidar Transceiver; and Plans for Flights on NASA's DC-8 and WB-57 Aircraft [PDF]

open access: yes, 2009
We present results of a recently completed effort to design, fabricate, and demonstrate a compact lidar transceiver for coherent-detection lidar profiling of winds.
Kavaya, Michael J.   +6 more
core   +1 more source

Observations and Analysis of Turbulent Wake of Wind Turbine by Coherent Doppler Lidar

open access: yesEPJ Web of Conferences, 2016
Turbulent wake of wind turbine will reduce the power output of wind farm. The access to real turbulent wake of wind turbine blades with different spatial and temporal scales is provided by the pulsed Coherent Doppler Lidar (CDL) which operates by ...
Wu Songhua   +5 more
doaj   +1 more source

Doppler Lidar for Wind Measurements on Venus [PDF]

open access: yes, 2010
NASA Langley Research Center has a long history of developing 2-micron laser transmitter for wind sensing. With support from NASA Laser Risk Reduction Program (LRRP) and Instrument Incubator Program (IIP), NASA Langley Research Center has developed a ...
Emmitt, George D.   +3 more
core   +1 more source

Improving Maryland’s Offshore Wind Energy Resource Estimate Using Doppler Wind Lidar Technology to Assess Microtmeteorology Controls

open access: yesEPJ Web of Conferences, 2016
There is enormous potential to harness the kinetic energy of offshore wind and produce power. However significant uncertainties are introduced in the offshore wind resource assessment process, due in part to limited observational networks and a poor ...
Pé Alexandra St.   +6 more
doaj   +1 more source

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