Go Back   EcoModder Forum > Search Forums
Reload this Page Search Results
Register Now
 Register Now
 

Showing results 1 to 12 of 12
Search took 0.00 seconds. Search: Posts Made By: vianney
Forum: Aerodynamics 06-06-2021, 08:38 AM
Replies: 20
Views: 5,157
Posted By vianney
I also added in the tuft test videos folder the...

I also added in the tuft test videos folder the one done with boat tail and wheel skirt.

compared to without wheel skirt, the tufts located just below the low horizontal tape line behave much...
Forum: Aerodynamics 06-06-2021, 08:15 AM
Replies: 20
Views: 5,157
Posted By vianney
here is the excel sheet I used to calibrate drag...

here is the excel sheet I used to calibrate drag coefficients (rolling resistance, cd, etc)

docs.google.com/spreadsheets/d/1wZTI-nX2AWMz4ppH0gTCxHLHz6gaMt8Z/edit#gid=190811041

average...
Forum: Aerodynamics 05-30-2021, 11:41 AM
Replies: 20
Views: 5,157
Posted By vianney
So, after a afternoon of testing with the...

So, after a afternoon of testing with the boat-tail:
https://ecomodder.com/forum/member-vianney-albums-env200+aero+mods-picture8966-boat-tail-side-view.jpeg

SCx shows an visible improvement, of...
Forum: Aerodynamics 05-30-2021, 03:50 AM
Replies: 6
Views: 1,162
Posted By vianney
you need to remove the space between https and...

you need to remove the space between https and :// (otherwise the URL is not accepted since I have less than 12 posts at the moment)
Forum: Aerodynamics 05-30-2021, 03:48 AM
Replies: 20
Views: 5,157
Posted By vianney
definitely. at this stage I want to assess the...

definitely. at this stage I want to assess the benefits only. if on an Insight which is already quite good in terms of wake given existing roof slant angle, boat tail allows reducing drag by 10-20%,...
Forum: Aerodynamics 05-30-2021, 03:43 AM
Replies: 20
Views: 5,157
Posted By vianney
yes actually the rear diffuser goes along with a...

yes actually the rear diffuser goes along with a plate in front of the low hanging transverse bar. the undertray is flat from front bumper to battery end (approx 2/3 of the vehicle length), so this...
Forum: Aerodynamics 05-29-2021, 04:11 PM
Replies: 6
Views: 1,162
Posted By vianney
Database of useful research papers on car aero

Hi,

I am been compiling a number of research papers/lectures data on car aerodynamics during the last months while I was assessing the potential of the different mods I was thinking about.
...
Forum: Aerodynamics 05-29-2021, 03:45 PM
Replies: 20
Views: 5,157
Posted By vianney
yes since I took the pic, the board has been...

yes since I took the pic, the board has been covered with varnish both sides and edges. This is OSB3 so baseline water-resistant but yes I added some additional protection.




for prototype:...
Forum: Aerodynamics 05-29-2021, 01:55 PM
Replies: 20
Views: 5,157
Posted By vianney
I see members are allowed to post links when they...

I see members are allowed to post links when they have posted more than 12 posts, when this will be done I will put the tuft testing videos, showing the rear wheel cover works quite well, and the...
Forum: Aerodynamics 05-29-2021, 01:53 PM
Replies: 20
Views: 5,157
Posted By vianney
and a pic of the boat tail structure (which is...

and a pic of the boat tail structure (which is fitted on the car by means of bike holder hooks)
https://ecomodder.com/forum/member-vianney-albums-env200+aero+mods-picture8958-boat-tail-structure.jpeg
Forum: Aerodynamics 05-29-2021, 01:49 PM
Replies: 20
Views: 5,157
Posted By vianney
here are some pics of w/o undertray ...

here are some pics of w/o undertray
https://ecomodder.com/forum/member-vianney-albums-env200+aero+mods-picture8960-underside-car-rear-quite-awful.jpeg
and with undertray. purpose of the undertray...
Forum: Aerodynamics 05-29-2021, 12:37 PM
Replies: 20
Views: 5,157
Posted By vianney
eNV200 aero mods

Hi !

I am new to this forum, a few words about me:
French engineer working in satellites industry near Toulouse.

Recently bought an EV, Nissan eNV200 Evalia (40kwh) to drive all the family...
Showing results 1 to 12 of 12

 
Forum Jump

Contact Us - EcoModder.com - Archive - Recent Posts - Top

Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2024, vBulletin Solutions Inc.
Content Relevant URLs by vBSEO 3.5.2
All content copyright EcoModder.com