aerial imaging with manned and unmanned aircraft
TRANSCRIPT
![Page 1: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/1.jpg)
Aerial Imaging with Manned and Unmanned AircraftChenghai Yang, Clint Hoffmann
Fred Gomez, Lee Denham, Brad Fritz, Dan Martin, Phil Jank
USDA-ARSAerial Application Technology
Research Unit College Station, TX
51st NAAA Convention & Exposition, Savannah, GA, Dec. 3-7, 2017
![Page 2: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/2.jpg)
Single- and Dual-Camera Imaging Systems
Monitor
GPS
Trigger
![Page 3: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/3.jpg)
Nikon D90 D7100 or D7200camera with Nikon 24mm lens $1100
Modified Nikon D90 D7100 or D7200 camera with 830-nm filter
$1500
Nikon GP-1A GPS unit $200
Hahnel Captur Wireless Remote Timer $130
Optional LCD monitor $70
Imaging System Components
Total: $3000
![Page 4: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/4.jpg)
Imaging Systems Based on Consumer-Grade Cameras
Single D7100$1500
4
Dual D7100$3000
Dual D810$7000
![Page 5: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/5.jpg)
5
Airborne Image Acquisition
• Altitude: 1000-10,000 ft• Speed: 100-150 mph• Weather: Clear and calm days• Time: 10:30 am to 3:30 pm
![Page 6: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/6.jpg)
Unmanned Aircraft System• HSE-UAV AG-V6A hexacopter• Payload = 13 lb• Speed <=25 mph• Endurance <15 min • Dual-camera D7100 (RGB + NIR)
![Page 7: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/7.jpg)
Unmanned Aircraft System
Weight: <55 lbMax altitude: 400 ftMax speed: 100 mph
![Page 8: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/8.jpg)
Imaging at Different Altitudes
8
8000 ft – 1000 ac
Nikon D7100 at 8000 ft8000 ft x 5333 ft (1000 ac)pixel size = 40 cm (16 in)
4000 ft – 250 ac
400 ft – 2.5 ac
At 400 ft400 ft x 267 ft (2.5 ac)
pixel size = 4 cm
![Page 9: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/9.jpg)
Imaging from 400 ft to 8000 ft AGL
9
400 ft – 1X
50% overlap -> 160060% overlap -> 250080% overlap -> 10000
0% overlap -> 400 images
Nikon D7100 at 8000 ft8000 ft x 5333 ft (1000 ac)pixel size = 40 cm (16 in)
At 400 ft400 ft x 267 ft (2.5 ac)
pixel size = 2 cm
8000 ft – 1000 ac
05
1015202530
0 0.5 1
![Page 10: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/10.jpg)
Mission Planner – Free Software
http://ardupilot.org/planner/
8000 ft x 5330 ft1000 ac
![Page 11: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/11.jpg)
Flight Plans for Taking Images Using HSE UAS with Nikon D7100
Nikon D7100400 ft AGL25 mph60% overlap34 flight lines160 ft interval3 s per image2700 images2.5 hours
8000 ft x 5330 ft1000 ac
![Page 12: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/12.jpg)
12
Mapping Cotton Root Rot
• Seriouscottondisease• Tendstooccurinthesameareasyearafteryear• Fungicidecancontrolthedisease,butitisexpensive• Site-specifictreatmentismoreeconomical
![Page 13: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/13.jpg)
Use Mission Planner to Create Flight Plans for Mapping Cotton Root Rot
Ø 14 mi x 11 miØ Nikon D810 RGB/NIRØ 10,000 ft AGLØ 60% overlapØ 150 mphØ 8 flight linesØ 7000 ft intervalØ 10 s per imageØ 256 imagesØ 1 hour
14 mi x 11 mi (100,000 ac)
![Page 14: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/14.jpg)
Airborne Image Acquisition
14
100,000 ac256 images1 hour
![Page 15: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/15.jpg)
Mosaicked RGB and CIR Images
15
6 mi x 4 mi (15,000 ac)
RGB Color-infrared (CIR)
![Page 16: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/16.jpg)
Subset Color-infrared Image
16
6 mi x 4 mi (15,000 ac)
![Page 17: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/17.jpg)
CIR Image and Prescription Map
17
CIR Image Prescription Map
Total Area = 204 acTreated = 75 ac (37%)Nontreated = 129 ac (63%)Savings = 129 ac x $50/ac
= $6450Cotton Root Rot
![Page 18: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/18.jpg)
Flight Plans for Taking Images Using HSE UAS with Nikon D810
Nikon D810400 ft AGL25 mph60% overlap288 ft interval5 s per image191 flight lines72,000 images106 hours
14 mi x 11 mi (100,000 ac)
![Page 19: Aerial Imaging with Manned and Unmanned Aircraft](https://reader030.vdocuments.us/reader030/viewer/2022012700/61a332165b3cc16e4b4ea2f5/html5/thumbnails/19.jpg)
19
USDA Booth #948
USDA Image Processing Workshop8:00-9:30 AM, Wed., Dec. 6
Room CC202
Thank You!