Variable compression ratio
The compression ratio of an internal combustion engine refers to the ratio of the maximum volume of the combustion chamber (when the piston is at the bottom dead center) to the minimum volume of the combustion chamber (when the piston is at the top dead center). A higher compression ratio can lead t
![](https://media.springernature.com/m685/springer-static/image/art%3A10.1007%2Fs38313-018-0032-6/MediaObjects/38313_2018_32_Fig1_HTML.jpg)
Variable Compression Ratio by Means of a Modular System with a Two
![](https://www.pattakon.com/patcrank/patcrank.gif)
patcrank.gif
![](https://www.nissan-global.com/JP/INNOVATION/TECHNOLOGY/ARCHIVE/ASSETS/IMG/vc_turbo_engine_thumb.jpg)
VC-Turbo Engine, Innovation
![](https://s19539.pcdn.co/wp-content/uploads/2018/09/nissan-1-911600.jpg)
Nissan Variable Compression Engine
![](https://safety4sea.com/wp-content/uploads/2023/06/VCR1.png)
NYK to install world's first variable compression ratio system on
![](https://image.slidesharecdn.com/variablecompressionratioengine-180909054933/85/variable-compression-ratio-engine-3-320.jpg?cb=1668809724)
Variable Compression Ratio engine
Infiniti introducing production-ready variable compression ratio
![](http://www.spannerhead.com/wp-content/uploads/2013/03/Saab_SVC_3.jpg)
Interesting Engines: Saab's Variable Compression Engine – Spannerhead
![](https://dieselnet.com/tech/images/engine/combustion/vcr/rod_fev.jpg)
Variable Compression Ratio
![](https://wieck-nissanao-production.s3.amazonaws.com/photos/a271888ed8a13e7237d2a4b2ae0ffdc2fdf70c64/preview-768x432.jpg)
VC-Turbo – the world's first production-ready variable compression ratio engine
![](https://cdn.motor1.com/images/mgl/62Kme/s3/toyota-variable-compression-engine.jpg)
Toyota Variable Compression Engine Patent Shows ICE Not Dead Yet
![](https://dieselnet.com/tech/images/engine/combustion/vcr/var_rod.hires.jpg)
Variable Compression Ratio