A Novel Improved Local Binary Pattern and Its Application to the Fault Diagnosis of Diesel Engine

Table 1

Parameters of value in different conditions (unit: mm).

No.	Gap of the intake valve	Gap of the exhaust valve	Notes
1	0.30	0.50	Normal condition
2	0.30	0.06	Exhaust valve gap is too small
3	0.30	0.70	Exhaust valve gap is too large
4	0.30	Crack of	Exhaust valve experiences heavy air leak
5	0.30	New valve of 0.50	Exhaust valve experiences little air leak
6	0.06	0.06	Intake valve gap is too small
7	0.06	0.70	Gap of intake valve is too small, while that of exhaust valve is too large
8	0.70	0.70	Both valve gaps are too large