Study on Impact Characteristics of Multistage Double Crown Face Gear Pairs considering Ratio Switching under Variable Conditions

Table 4

Impact characteristics of second-stage face gear pair with no loading.

Category	Value	Constant input speed at 1800 d with variable load
		50 N mm	200 N mm	500 N mm	1000 N mm
Elastic displacement (mm)	Average	2.7812e − 12	−6.2655e − 9	−6.1767e − 9	−6.0065e − 9
	Maximum	8.3118e − 12	1.0025e − 5	1.0026e − 5	1.0026e − 5
	Minimum	−7.2312e − 12	−1.0025e − 5	−1.0026e − 5	−1.0026e − 5
Impact speed (mm/s)	Average	−3.6226e − 6	−7.5672e − 7	1.9293e − 6	9.9178e − 12
	Maximum	7.062e − 4	5.8584e − 4	6.6586e − 4	6.774e − 4
	Minimum	−7.062e − 4	−7.062e − 4	−7.062e − 4	−4.9694e − 4
Impact force (N)	Average	−7331.2135	−9540.3287	12724.0843	−9526.0254
	Maximum	3.1548e + 6	2.3528e + 6	4.1946e + 6	3.2087e + 6
	Minimum	−1.8003e + 6	−2.4418e + 6	−2.5312e + 6	−2.2345e + 6
Potential energy (N. mm)	Average	−9.8052e − 12	−2.8836e − 12	9.3807e − 13	2.6048e − 12
	Maximum	2.8218e − 13	7.6622e − 12	6.9592e − 12	9.04e − 12
	Minimum	−1.6372e − 11	−8.8735e − 12	−5.7774e − 12	−6.4243e − 12