models/johnpye/beam2.a4c

REQUIRE "johnpye/beam.a4c";

(*
	Simple superposition of two loads
*)

MODEL beam2;

	n IS_A integer_constant;
	n:== 2;
	
	E IS_A youngs_modulus;
	I IS_A second_moment_of_area;
	L IS_A distance;
	
	S IS_A beam_superposition(n,E,I,L);
	
	P1 ALIASES S.B[1].P;
	a1 ALIASES S.x[1];
	P2 ALIASES S.B[2].P;
	a2 ALIASES S.x[2];

	v1 ALIASES S.v[1];	
	v2 ALIASES S.v[2];
METHODS
METHOD specify;
	FIX E,I,L;
	FIX P1,a1;
	FIX P2,a2;
END specify;

METHOD bound_self;
	RUN S.bound_self;
	L.upper_bound := 500 {m};
END bound_self;

METHOD values;
	E := 200 {GPa};
	I := 0.5e6{mm^4};
	L := 3 {m};
	P1 := 10 {kN}; a1 := 1 {m};
	P2 := 10 {kN}; a2 := 2 {m};
END values;

METHOD on_load;
	RUN reset; RUN bound_self; RUN values;
END on_load;

END beam2;
1	REQUIRE "johnpye/beam.a4c";
2
3	(*
4	Simple superposition of two loads
5	*)
6
7	MODEL beam2;
8
9	n IS_A integer_constant;
10	n:== 2;
11
12	E IS_A youngs_modulus;
13	I IS_A second_moment_of_area;
14	L IS_A distance;
15
16	S IS_A beam_superposition(n,E,I,L);
17
18	P1 ALIASES S.B[1].P;
19	a1 ALIASES S.x[1];
20	P2 ALIASES S.B[2].P;
21	a2 ALIASES S.x[2];
22
23	v1 ALIASES S.v[1];
24	v2 ALIASES S.v[2];
25	METHODS
26	METHOD specify;
27	FIX E,I,L;
28	FIX P1,a1;
29	FIX P2,a2;
30	END specify;
31
32	METHOD bound_self;
33	RUN S.bound_self;
34	L.upper_bound := 500 {m};
35	END bound_self;
36
37	METHOD values;
38	E := 200 {GPa};
39	I := 0.5e6{mm^4};
40	L := 3 {m};
41	P1 := 10 {kN}; a1 := 1 {m};
42	P2 := 10 {kN}; a2 := 2 {m};
43	END values;
44
45	METHOD on_load;
46	RUN reset; RUN bound_self; RUN values;
47	END on_load;
48
49	END beam2;