Energy management systems, plant information processing systems, and actual plants

Abstract

This invention provides an energy management system that can optimally control actual plant equipment using an operation plan formulated by an operation plan formulation device. [Solution] According to one embodiment, the energy management system comprises an actual plant facility, a plant simulator that simulates the operation of the actual plant facility, an operation plan formulation device that formulates an operation plan for the actual plant facility, a virtual plant control system that controls the plant simulator based on the operation plan, and an actual plant control system that controls the actual plant facility based on the operation plan. The virtual plant control system acquires the operation plan via a communication path connecting the operation plan formulation device and the virtual plant control system. The actual plant control system acquires the operation plan via a communication path connecting the operation plan formulation device and the actual plant control system.

Claims

1. Actual plant equipment and A plant simulator that simulates the operation of the actual plant equipment, An operation plan formulation device for formulating an operation plan for the aforementioned actual plant equipment, A virtual plant control system that controls the plant simulator based on the aforementioned operation plan, Based on the aforementioned operation plan, a real plant control system controls the actual plant equipment, Equipped with, The virtual plant control system acquires the operation plan via a communication path connecting the operation plan formulation device and the virtual plant control system. The actual plant control system acquires the operation plan via a communication path connecting the operation plan formulation device and the actual plant control system. Energy management system.

2. The virtual plant control system controls the plant simulator based on the operation plan via a communication path connecting the virtual plant control system and the plant simulator. The actual plant control system controls the actual plant equipment based on the operation plan via a communication path connecting the actual plant control system and the actual plant equipment. The energy management system according to claim 1.

3. The energy management system according to claim 1, wherein the virtual plant control system generates setting values ​​for the plant simulator based on the operation plan, outputs control commands to the plant simulator based on the setting values, generates operation information for the plant simulator based on process values ​​output from the plant simulator, and outputs the operation information to the operation plan formulation device.

4. The energy management system according to claim 1, wherein the plant simulator simulates the operation of the actual plant equipment based on control commands received from the virtual plant control system, and outputs process values ​​obtained through the simulation to the virtual plant control system.

5. The energy management system according to claim 1, wherein the actual plant control system generates setting values ​​for the actual plant equipment based on the operation plan, outputs control commands to the actual plant equipment based on the setting values, generates operation information for the actual plant equipment based on process values ​​output from the actual plant equipment, and outputs the operation information to the operation plan formulation device.

6. The energy management system according to claim 1, wherein the actual plant equipment is operated based on control commands received from the actual plant control system, and process values ​​obtained by the operation are output to the actual plant control system.

7. The energy management system according to claim 3 or 5, wherein the virtual plant control system or the actual plant control system generates the setpoints, which include continuous values, based on the operation plan, which includes discrete values.

8. The virtual plant control system or the actual plant control system is From the aforementioned operation plan formulation device, timing information representing the timing at which the current operation plan was formulated is obtained. If it is determined that the timing of the formulation of the current operation plan is later than the timing of the formulation of the previous operation plan, the current operation plan is obtained from the operation plan formulation device. The aforementioned operation plan is sent back to the operation plan formulation device. If it is determined that the current operation plan sent back to the operation plan formulation device matches the current operation plan stored in the operation plan formulation device, the plant simulator or the actual plant equipment is controlled based on the current operation plan. Based on the information output from the plant simulator or the actual plant equipment, the operation information of the plant simulator or the actual plant equipment is transmitted to the operation planning device. The energy management system according to claim 1.

9. The energy management system according to claim 1, wherein the operation plan formulation unit formulates the operation plan based on the initial state quantities for formulating the operation plan.

10. The energy management system according to claim 1, wherein the operation planning unit formulates the operation plan based on first operation information including demand data and / or environmental data relating to energy output by the actual plant equipment.

11. The energy management system according to claim 1, wherein the operation planning device displays second operation information, including information regarding the operating status of the plant simulator or the actual plant equipment, locally or remotely, based on information output from the plant simulator or the actual plant equipment.

12. The terminal device further comprises a terminal device that transmits operation request data, including operation requests to the plant simulator or the actual plant equipment, to the operation planning device, and receives operation information indicating the operating status of the plant simulator or the actual plant equipment from the operation planning device. The energy management system according to claim 1, wherein the terminal device transmits the operation request data and receives the operation information via a communication path connecting the terminal device and the operation planning device.

13. The operation planning device is located on the cloud relative to the terminal device, as described in claim 12.

14. A plant simulator that simulates the operation of actual plant equipment, An operation plan formulation device for formulating an operation plan for the aforementioned actual plant equipment, The system includes a virtual plant control system that controls the plant simulator based on the aforementioned operation plan, The virtual plant control system acquires the operation plan via a communication path connecting the operation plan formulation device and the virtual plant control system. Plant information processing system.

15. Actual plant equipment and The system comprises an actual plant control system that controls the actual plant equipment based on the operation plan of the actual plant equipment formulated by an operation plan formulation device, The actual plant control system acquires the operation plan via a communication path connecting the operation plan formulation device and the actual plant control system. Actual plant.

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