Robust Adaptive Soft Landing Control of an Electromagnetic Valve Actuator for Camless Engines

2015 ◽  
Vol 18 (4) ◽  
pp. 1299-1312 ◽  
Author(s):  
Paolo Mercorelli
2013 ◽  
Vol 18 (3) ◽  
pp. 963-972 ◽  
Author(s):  
Yee-Pien Yang ◽  
Jieng-Jang Liu ◽  
Da-Hau Ye ◽  
Yi-Ruei Chen ◽  
Pai-Hsiu Lu

2013 ◽  
Vol 479-480 ◽  
pp. 360-364
Author(s):  
Ly Vinh Dat ◽  
Yao Jung Shiao ◽  
Thanh Phuc Le

Some previous studies have demonstrated that electromagnetic valve (EMV), which uses permanent magnet and electromagnetic coil (PM/EM) hybrid actuator, has some benefits about actuator control, energy consumption, time response compared with conventional EMVs. In this paper, a new EMV with PM/EM actuator, which significantly differs from existing EMVs, has been proposed. The EMV design has been examined and analyzed by finite element. The results conclude that the EMV satisfies the requirement of dimension space limit. Moreover, the optimal EMV design meets the requirements of transition time and holding force. The holding force can reach about 719 N and drop 42.22% for valve releasing if desired current is supplied to the coils. Therefore, the EMV can fully control the closed and open of valve timings at maximum speed in SI engines.


2021 ◽  
Author(s):  
Yi-Lun Hsu ◽  
Jhih-Hong Lin ◽  
Chen-Yu Chan ◽  
Cheng-Wei Chen

2018 ◽  
Vol 49 (5) ◽  
pp. 929-946 ◽  
Author(s):  
Shuzhen Luo ◽  
Panlong Tan ◽  
Qinglin Sun ◽  
Wannan Wu ◽  
Haowen Luo ◽  
...  

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