zheng jishi

About

Gender

Male

About Me:

like and working on UAV

Please tell us a bit about your UAV interest

HARDWARE & APLLICATION

Hometown:

Fuzhou

Blog Posts

Activity Feed

zheng jishi replied to Ankur Mohan's discussion Writing Raw GPS Data to the log on an Iris

"Hi,Mohan,
Have you written raw data to the pixhawk? I have finished this work by writting the binary raw data to .bin file and then transferring this .bin file to .log file using a new transferring programming.Getting the useful data from .log…"

zheng jishi commented on Ryan Beall's blog post Rapid Prototyping and Quick System Identification (part 1)

"Great!"

zheng jishi commented on Chris Anderson's blog post Post-flight re-creation and real-time monitoring for 3DR drones

"Fantastic!"

zheng jishi commented on Jeff Taylor's blog post Introducing the E386 Mapping Drone

"great work!"

zheng jishi posted a discussion in X8

Problem in pitch shaking

Hello,everybody here,there is a problem in my flying wing plane x8:http://diydrones.com/forum/topics/probl ... e=activity The plane takes off by the launcher.I have finished the auto tune of the PID.After the taking off in auto mode ,the shake in…

zheng jishi replied to zheng jishi's discussion Problem in pitch shake

"hi,Graham,
      Thanks for your reply,I will change the Pitch_i and check the linkages.
       In auto mode,my plane shaked when it climbed to the height(from 0m to 300m).After it reached the height( 300m), it stop shake.
       If I swith the…"

zheng jishi commented on Mario Carpeggiani's blog post A new wing design

"hi,Mario,
How can you calulate the number:"Here's what I like: @ 17kg a low speed stall of 9.55m/s and an efficient cruise @ 6.2⁰ AOA using only 141Watts and 15.5 m/s"?
Can you tell me? Thanks"

zheng jishi posted a discussion

Problem in pitch shake

Hello,everybody here,there is a problem in my flying wing plane x8: The plane takes off by the launcher.After the auto tune of the PID,the config file is attached below:config.paramAnd the flight plan is include in the wp file:wp.txt The log file…

zheng jishi commented on Mario Carpeggiani's blog post A new wing design

"http://www.diva-portal.org/smash/get/diva2:450812/FULLTEXT01.pdf
phoenix airfoil have the most endurance."

zheng jishi posted a discussion

Why plane always flying on left side of planning path line

The track of my fixwing is not the equal distance.The plane alway flying on the left side of planned path.Can anybody here give me some ways to deal this problem.Thanks.