[NSPR] Point Spring

NSPR

    "SPRING": {
        "SPRING": {
            "__DESC__": "Spring Desc",
            "__TYPE__": []
        }
    }

Introduce Input Data Symbols

API - Value Type		Input Data
Integer	🇮	🔴	Essential
String	🇸	❌	Unnecessary
Boolean	🇧	🔺	Optional
Real	🇷

The required Input Data for defining Point Spring

NO.	Name	API - Key	API - Value Type	Default	Point Spring
1	Node No.	"KEY"	??		🔴
2		"SPRING"
3	Serial Number If Add or Replace	"ID"	??	0	🔺
4	Point Spring Type Linear : "LINEAR" Comp. -only : "COMP" Tens. -only : "TENS" Multi-Linear :	"TYPE"	🇸		🔴
5	Boundary Group Name	"GROUP_NAME"	🇸		🔺
	Linear
6	Point Spring Value Type (SDx, SDy, SDz, SRx, SRy, SRz)	"SDR"	🇷	0	🔺
7	Fixed Type (SDx, SDy, SDz, SRx, SRy, SRz)	"F_S"	🇧	FALSE	🔺
8	Damping Constant	"DAMPING"	🇧	FALSE	🔺
9	Damping Constant Value	"Cr"	🇷	0	🔺
	Comp. only, Tens. only, Multi-Linear
10	Direction Dx(+) : 0 Dx(-) : 1 Dy(+) : 2 Dy(-) : 3 Dz(+) : 4 Dz(-) : 5 Vector : 6	"DIR"	??	0	🔺
11	Vector Value	"DV"	🇷		🔺
	Comp. only, Tens. only
12	Stiffness	"STIFF"	🇷		🔴
	Multi-Linear
13	Force-Deformation Function No.	"FUNCTION"	??		🔴
	Surface Point Spring Feature
14	Spring Input Type Point Spring : 0 Surface Point Spring : 1	"FormType"	??		❌
15	Effective Area	"EFFAREA"	🇷		❌
16	Modulus of Subgrade Reaction (Kx, Ky, Kz)	"DK"	🇷		❌

The JSON format example for inputting Point Spring

API EXAMPLE - SPRING (Linear)

    "NSPR": {
        "105": {
            "SPRING": [
                {
                    "ID": 1,
                    "TYPE": "LINEAR",
                    "F_S": [
                        true,
                        true,
                        true,
                        false,
                        false,
                        false
                    ],
                    "SDR": [
                        0.0,
                        0.0,
                        0.0,
                        1.11,
                        2.22,
                        3.33
                    ],
                    "DAMPING": true,
                    "Cr": [
                        1.1,
                        1.2,
                        1.3,
                        1.4,
                        1.5,
                        1.6
                    ],
                    "GROUP_NAME": "B1"
                }
            ]
        }
    }

API EXAMPLE - SPRING (Comp. -only)

    "NSPR": {
        "105": {
            "SPRING": [
                {
                    "ID": 1,
                    "TYPE": "COMP",
                    "GROUP_NAME": "B1",
                    "DIR": 0,
                    "STIFF": 11.11
                }
            ]
        }
    }

API EXAMPLE - SPRING (Tens. -only)

    "NSPR": {
        "105": {
            "SPRING": [
                {
                    "ID": 1,
                    "TYPE": "TENS",
                    "GROUP_NAME": "B1",
                    "DIR": 6,
                    "DV": [
                        0.0,
                        1.0,
                        0.0
                    ],
                    "STIFF": 22.22
                }
            ]
        }
    }