Optimization Method of Locomotive Working Diagram Layout

Table 1

Summary of connection lines and analysis of each type of connection lines crossover point.

	Example diagram	Constraint condition
(a)		When or :
		If , , , and , then and have a crossover point;
		i.e., if , then the and have a crossover point.
(b)		When :
		If , , and , then and have a crossover point;
		i.e., if , then and have a crossover point;.
(c)		When :
		If , , , and , then and have a crossover point;
		i.e., if , then and have a crossover point.
		When :
		If , , , and , then and have a crossover point;
		i.e., if , then and have a crossover point.
(d)		When :
		If , , , and , then and have a crossover point;
		i.e., if , then and have a crossover point.
		When :
		If , , , and , then and have a crossover point;
		i.e., if , then and have a crossover point.
(e)		When :
		If , , , and , then and have a crossover point;
		i.e., if , then and have a crossover point.
(f)		When :
		If , , , and , then and have a crossover point;
		i.e., if , then and have a crossover point.
(g)		When :
		If , , , and , then and have a crossover point;
		i.e., if , then and have a crossover point.
(h)		When :
		If , , , and , then and have a crossover point;
		i.e., if , then and have a crossover point.