Integrated system and method for hydrogen purification, storage and pressurization

An integrated system for hydrogen purification, storage, and pressurization, comprising:

• a first heat exchanger;
• a second heat exchanger;
• a third heat exchanger;
• a fourth heat exchanger;
• a hydrogen storage tank;
• an adjustable heat and cold source;
• a gas pump;
• a first circulation pump;
• a second circulation pump;
• a third circulation pump;
• and
• a fourth circulation pump;
• wherein the first heat exchanger is provided with a first low-pressure metal hydride reactor;
• the second heat exchanger is provided with a second low-pressure metal hydride reactor;
• the third heat exchanger is provided with a medium-pressure metal hydride reactor;
• and the fourth heat exchanger is provided with a high-pressure metal hydride reactor;
• the first low-pressure metal hydride reactor is connected to the second low-pressure metal hydride reactor;
• and the medium-pressure metal hydride reactor is connected to the high-pressure metal hydride reactor;
• an outlet of the first low-pressure metal hydride reactor, an outlet of the second low-pressure metal hydride reactor, an outlet of the medium-pressure metal hydride reactor and an outlet of the high-pressure metal hydride reactor are connected to the gas pump, and the gas pump is connected to the hydrogen storage tank;
• an inlet of the first heat exchanger is connected to the first circulation pump;
• an outlet of the first heat exchanger is connected to the adjustable heat and cold source via a first two-way valve;
• and the first circulation pump is connected to the adjustable heat and cold source via a second two-way valve;
• an inlet of the second heat exchanger is connected to the second circulation pump;
• an outlet of the second heat exchanger is connected to the adjustable heat and cold source via a third two-way valve;
• and the second circulation pump is connected to the adjustable heat and cold source via a fourth two-way valve;
• an inlet of the third heat exchanger is connected to the third circulation pump;
• an outlet of the third heat exchanger is connected to the adjustable heat and cold source via a fifth two-way valve;
• and the third circulation pump is connected to the adjustable heat and cold source via a sixth two-way valve;
• and
• an inlet of the fourth heat exchanger is connected to the fourth circulation pump;
• an outlet of the fourth heat exchanger is connected to the adjustable heat and cold source via a seventh two-way valve;
• and the fourth circulation pump is connected to the adjustable heat and cold source via an eighth two-way valve.