Effet piston

Piston effect - forced-air flow inside a tunnel caused by moving vehicles. Article “Effet piston” in French Wikipedia has 24.9 points for quality (as of July 1, 2025). The article contains 12 references and 5 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (French) language version.

Since the creation of article “Effet piston”, its content was written by 5 registered users of French Wikipedia and edited by 122 registered Wikipedia users in all languages.

The article is cited 8 times in French Wikipedia and cited 490 times in all languages.

The highest Authors Interest rank from 2001:

• Local (French): #6899 in November 2019
• Global: #104802 in August 2005

The highest popularity rank from 2008:

• Local (French): #297759 in August 2023
• Global: #284144 in June 2009

There are 6 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) Piston effect		40.943
2	Hungarian (hu) Dugattyúhatás		38.7722
3	Chinese (zh) 活塞效應		28.7424
4	French (fr) Effet piston		24.9123
5	Persian (fa) اثر پیستونی		12.1395
6	Japanese (ja) トンネル微気圧波		7.4682

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The following table shows the most popular language versions of the article.

The most popular language versions of the article "Effet piston" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Piston effect		308 070
2	Japanese (ja) トンネル微気圧波		251 492
3	Chinese (zh) 活塞效應		69 644
4	French (fr) Effet piston		9 663
5	Hungarian (hu) Dugattyúhatás		651
6	Persian (fa) اثر پیستونی		608

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Effet piston" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Piston effect		1 607
2	Japanese (ja) トンネル微気圧波		584
3	Chinese (zh) 活塞效應		205
4	French (fr) Effet piston		107
5	Hungarian (hu) Dugattyúhatás		17
6	Persian (fa) اثر پیستونی		5

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Effet piston" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Piston effect		66
2	Japanese (ja) トンネル微気圧波		27
3	Chinese (zh) 活塞效應		22
4	French (fr) Effet piston		5
5	Persian (fa) اثر پیستونی		1
6	Hungarian (hu) Dugattyúhatás		1

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Effet piston" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) Piston effect		0
2	Persian (fa) اثر پیستونی		0
3	French (fr) Effet piston		0
4	Hungarian (hu) Dugattyúhatás		0
5	Japanese (ja) トンネル微気圧波		0
6	Chinese (zh) 活塞效應		0

More...

The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Effet piston" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Japanese (ja) トンネル微気圧波		436
2	English (en) Piston effect		27
3	Chinese (zh) 活塞效應		15
4	French (fr) Effet piston		8
5	Persian (fa) اثر پیستونی		2
6	Hungarian (hu) Dugattyúhatás		2

More...

#	Language	Value
en	English Piston effect
fa	Persian اثر پیستونی
fr	French Effet piston
hu	Hungarian Dugattyúhatás
ja	Japanese トンネル微気圧波
zh	Chinese 活塞效應

Best Rank

French: #297759 08.2023

Global: #284144 06.2009

Best Rank

French: #6899 11.2019

Global: #104802 08.2005

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information