Cylinder bore surface roughness in internal combustion engines: Its appreciation and control

Wear ◽  
1972 ◽  
Vol 19 (2) ◽  
pp. 163-168 ◽  
Author(s):  
J.C. Campbell
Fuel ◽  
2022 ◽  
Vol 307 ◽  
pp. 121553
Author(s):  
Jianbing Gao ◽  
Xiaochen Wang ◽  
Panpan Song ◽  
Guohong Tian ◽  
Chaochen Ma

Author(s):  
V. A. Bahvalov

The processes of finishing the surfaces of cylindrical and conical holes (including those up to 6 meters deep and up to 350 millimeters in diameter) are considered. These processes allow to obtain through holes with an accuracy of 6th grade with surface roughness Ra  0.32 microns) of special pipes, hydraulic cylinders, landing gear of aircraft and cylinders of internal combustion engines.


2008 ◽  
Vol 3 (1) ◽  
pp. 17
Author(s):  
Taj Elssir Hassan ◽  
Abdelfattah Bilal ◽  
Maisara Mohy Eldin Gasim

The twin crankshaft engine is anew configuration of internal combustion engine that introduced to solve the engine liner wear problems, increase the engine efficiency and it has other advantages over conventional engines. In this research, a computational work was carried out to compare the performance of three l engine configurations, namely, the conventional (inline) engine, the offset crankshaft engine and the twin crankshaft engine, of the same cylinder bore, speed, crank arm, piston mass and heat addition. The performance measured was the side thrust force that causes liner wear and the output torque. Results showed that the twin crankshaft engine is superior in terms of torque which means it has larger efficiency than the other configurations.


Author(s):  
V. A. Bahvalov

The processes of finishing the surfaces of cylindrical and conical holes (including those up to 6 meters deep and up to 350 millimeters in diameter) are considered. These processes allow to obtain through holes with an accuracy of 6th grade with surface roughness Ra £ 0.32 microns) of special pipes, hydraulic cylinders, landing gear of aircraft and cylinders of internal combustion engines.


2007 ◽  
Vol 38 (5-6) ◽  
pp. 509-533 ◽  
Author(s):  
S. H. Lee ◽  
R. J. Howlett ◽  
S. D. Walters ◽  
C. Crua

Author(s):  
A.V. Dunaev ◽  
M. N. Kostomakhin

Due to the significant weakening of the maintenance Department ICC (aging equipment, the care of qualified personnel), a rise in the price of spare parts and TCM is becoming more important to increase the maintenance of equipment and control her condition organoleptic methods by the owners of the machines. Here, the age-old practice has accumulated a wealth of experience. Therefore, novice diagnosticians used all available devices, and experienced ones made do with a minimum. The article presents their experience in identifying diesel engine failures, preventing their intensive wear and failure.


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