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SlipLock.h
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1/*******************************************************************************
2 * Copyright (C) 2017-2024 Theodore Chang
3 *
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
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9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
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15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 ******************************************************************************/
33#ifndef SLIPLOCK_H
34#define SLIPLOCK_H
35
37
39 const double elastic_modulus; // elastic modulus
40 const double hardening_ratio; // hardening ratio
41 const double yield_strain; // yield stress
42 const double ini_r; // model parameters
43};
44
45class SlipLock final : protected DataSlipLock, public Material1D {
46 static constexpr unsigned max_iteration = 20u;
47
48 const double yield_stress = yield_strain * elastic_modulus; // yield strain
49public:
51 unsigned, // tag
52 double, // elastic modulus
53 double, // yield strain
54 double = .05, // hardening ratio
55 double = 20., // R0
56 double = 0. // density
57 );
58
59 int initialize(const shared_ptr<DomainBase>&) override;
60
62
63 int update_trial_status(const vec&) override;
64
65 int clear_status() override;
66 int commit_status() override;
67 int reset_status() override;
68
69 void print() override;
70};
71
72#endif
73
A Material1D class.
Definition: Material1D.h:36
The SlipLock class.
Definition: SlipLock.h:45
int clear_status() override
Definition: SlipLock.cpp:63
int commit_status() override
Definition: SlipLock.cpp:70
unique_ptr< Material > get_copy() override
Definition: SlipLock.cpp:31
int update_trial_status(const vec &) override
Definition: SlipLock.cpp:33
SlipLock(unsigned, double, double, double=.05, double=20., double=0.)
Definition: SlipLock.cpp:21
int initialize(const shared_ptr< DomainBase > &) override
Definition: SlipLock.cpp:25
void print() override
Definition: SlipLock.cpp:84
int reset_status() override
Definition: SlipLock.cpp:77
Definition: SlipLock.h:38
const double yield_strain
Definition: SlipLock.h:41
const double elastic_modulus
Definition: SlipLock.h:39
const double ini_r
Definition: SlipLock.h:42
const double hardening_ratio
Definition: SlipLock.h:40