CN219164237U - Optimized distribution system for factory-level load instructions - Google Patents
Optimized distribution system for factory-level load instructions Download PDFInfo
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- CN219164237U CN219164237U CN202223303359.5U CN202223303359U CN219164237U CN 219164237 U CN219164237 U CN 219164237U CN 202223303359 U CN202223303359 U CN 202223303359U CN 219164237 U CN219164237 U CN 219164237U
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Abstract
The utility model relates to the field of optimization of factory-level load instructions, and provides an optimized distribution system of factory-level load instructions, which comprises a power module, a controller device, a switch device, a supervisor device and an industrial personal computer device, wherein the power module is electrically connected with the controller device, the switch device, the supervisor device and the industrial personal computer device for supplying power, the input end of the controller device is suitable for being connected with a power plant remote device, the controller device is bidirectionally connected with the industrial personal computer device through the switch device, and meanwhile, the controller device is suitable for being bidirectionally connected with a thermal automatic control system sequentially through the switch device and the supervisor device; the utility model can redistribute the active output command of the generator set, so that the power generation energy consumption rate of the whole plant is effectively reduced.
Description
Technical Field
The utility model relates to the field of optimization of factory-level load instructions, in particular to an optimization distribution system of factory-level load instructions.
Background
At present, the power grids of various large areas in China are established and put into operation to automatically generate power and control devices. In the operation mode, the master station of the power dispatching center directly transmits the active output instructions of the generator sets after calculation, and then the active output instructions of each generator set in the power plant are transmitted to a coordination control loop of the corresponding generator set through a power plant telecontrol device to form active closed-loop control, so that automatic power generation control of the power system is completed. The power industry refers to this mode of operation control as a stand-alone AGC load control.
However, for a thermal power plant, the single-unit AGC load control mode does not have any free space for optimizing the load, and economy of whole plant operation is difficult to consider, wherein the real-time operation data provided by a main dispatching unit of a generator set to a main station of a power dispatching center is insufficient, so that the current single-unit AGC load control mode cannot actually realize economic distribution and dispatching of loads among the generator sets. The main station of the power dispatching center often dispatches the active output command according to the rated output of each generator set, and does not fully consider the difference of the energy consumption performance of each generator set nor consider discontinuous unit load caused by the start and stop of auxiliary machines of each generator set, so that the power generation energy consumption of the whole plant cannot be reduced to the maximum extent.
Disclosure of Invention
The utility model solves the problem of how to provide an optimized distribution system of factory-level load instructions, which can redistribute the active output instructions of a generator set, so that the power generation energy consumption rate of the whole factory is effectively reduced.
In order to solve the problems, the utility model provides an optimized distribution system for factory-level load instructions, which comprises a power module, a controller device, a switch device, a supervisor device and an industrial personal computer device, wherein the power module is electrically connected with the controller device, the switch device, the supervisor device and the industrial personal computer device to supply power, the input end of the controller device is suitable for being connected with a power plant telemechanical device, the controller device is in bidirectional connection with the industrial personal computer device and the supervisor device through the switch device, and meanwhile, the supervisor device is suitable for being in bidirectional connection with a thermal automatic control system.
Optionally, the controller means, the switch means and the supervisor means are all redundantly arranged.
Optionally, the controller device includes a plurality of controllers, each of which is electrically connected with each other, and each of the controllers is connected with the power plant telemechanical device through a serial port interface, so as to receive the active output command of the generator set transmitted by the power plant telemechanical device.
Optionally, the industrial computer device comprises an industrial computer and a value bench industrial computer in a control cabinet, wherein operation keys and a display screen are arranged on the industrial computer and the value bench industrial computer in the control cabinet so as to perform man-machine interaction, the industrial computer in the control cabinet is used for internal debugging, and the value bench industrial computer is used for performing factory-level load control mode switching.
Optionally, the switch device includes a plurality of switches, each of the switches is in bidirectional electrical connection, each of the switches is respectively in bidirectional electrical connection with each of the controllers, each of the switches is in bidirectional electrical connection with the value-station industrial personal computer, one of the switches is in bidirectional electrical connection with the industrial personal computer in the control cabinet, so that the value-station industrial personal computer and the industrial personal computer in the control cabinet can perform quick data exchange with the controller device.
Optionally, the supervisor device includes a plurality of supervisor, each supervisor is respectively and bi-directionally electrically connected with each switch, the switch device further includes a plurality of RTU switches, each RTU switch is respectively and bi-directionally electrically connected with each supervisor, and each RTU switch is adapted to be connected with the thermal automatic control system.
Optionally, the system further comprises a GPS time counter, wherein the GPS time counter is connected with any switch, and the GPS time counter is used for calibrating the equipment time of the power plant telemechanical device and the thermal automatic control system.
Optionally, the power module is externally connected with a commercial power, and outputs 48V and 12V direct currents through a filter circuit and a step-down circuit in the power module to supply power to the controller device, the switch device, the supervisor device and the industrial personal computer device with different power supply requirements.
Compared with the prior art, the utility model has the beneficial effects that the input end of the power supply module is suitable for being electrically connected with the commercial power, the output end of the power supply module is electrically connected with the controller device, the exchanger device, the manager device and the industrial personal computer device for supplying power, the input end of the controller device is suitable for being connected with the power plant remote control device for receiving the active output instruction of the generator set transmitted by the power plant remote control device, the controller device is bidirectionally connected with the industrial personal computer device through the exchanger device for carrying out man-machine interaction control operation through the industrial personal computer device, meanwhile, the controller device is suitable for being bidirectionally connected with a thermal automatic control system through the exchanger device and the manager device in sequence, the controller device is suitable for being bidirectionally connected with the thermal automatic control system through a signal chain formed by the exchanger device and the manager device, the controller device obtains the operating parameters of the current generator sets from the thermal automatic control system and determines the input operation parameters of the generator sets to participate in the distributed input instructions, the current generator sets are bidirectionally connected with the input generator sets through the exchanger device, the current generator sets are respectively provided with the auxiliary generator sets, the output of the auxiliary generator sets are respectively distributed with the auxiliary generator sets under the corresponding conditions and the optimal load distribution conditions by the load control method, the input control algorithm is combined with the current load distribution of the auxiliary generator sets, and the input load is optimized, and the output load distribution is not obtained by the current load is suitable for the auxiliary generator set has been combined with the corresponding to the input load distribution conditions, and finally, obtaining the load distribution value of each generator set under a certain total load condition, forming a load instruction, and transmitting the load instruction to a thermal automatic control system, so that the load instruction of each generator set is optimized, and the power generation energy consumption rate of the whole plant is effectively reduced.
Drawings
FIG. 1 is a schematic diagram of a framework of an optimized distribution system for factory-level load instructions in accordance with an embodiment of the present utility model;
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.
In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the description of the present specification, the descriptions of the terms "embodiment," "one embodiment," and the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or embodiment is included in at least one embodiment or illustrated embodiment of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same examples or implementations. Furthermore, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or implementations.
The present utility model will be described in detail with reference to the accompanying drawings.
In order to solve the above technical problems, referring to fig. 1, an embodiment of the present utility model provides an optimized distribution system for factory-level load instructions, which includes a power module, a controller device, a switch device, a supervisor device and an industrial personal computer device, where the power module is electrically connected to the controller device, the switch device, the supervisor device and the industrial personal computer device to supply power, an input end of the controller device is adapted to be connected to a power plant remote device, and the controller device is bi-directionally connected to the industrial personal computer device and the supervisor device through the switch device, and meanwhile, the supervisor device is adapted to be bi-directionally connected to a thermal automatic control system.
The input end of the power supply module is suitable for being electrically connected with the commercial power, the output end of the power supply module is electrically connected with the controller device, the exchanger device, the manager device and the industrial personal computer device to supply power, the input end of the controller device is suitable for being connected with the remote control device of the power plant to receive the active output instruction of the generator set transmitted by the remote control device of the power plant, the controller device is bidirectionally connected with the industrial personal computer device through the exchanger device to perform man-machine interaction control operation through the industrial personal computer device, meanwhile, the controller device is suitable for being bidirectionally connected with the thermal personal computer device through the exchanger device and the manager device in sequence, the controller device exchanges bidirectional data with the thermal personal computer device through a signal chain formed by the exchanger device and the manager device, the controller device acquires the operating parameters of the current generator sets from the thermal personal computer device and determines the active output instruction of the generator set, the current generator sets, each auxiliary generator sets are provided with the corresponding load distribution values under the conditions of the corresponding to the power sets under the conditions of a certain load distribution curve of the corresponding to the power sets, the total load is optimized, the total load is obtained, the total load is calculated and the total load is distributed under the conditions of the optimal, the total load is combined with the total load is obtained, and a load instruction is formed and transmitted to the thermal automatic control system, and then the thermal automatic control system is transmitted to each generator set, so that the load instruction of each generator set is optimized, and the power generation energy consumption rate of the whole plant is effectively reduced.
In one embodiment of the present utility model, as shown in connection with fig. 1, the controller means, the switch means and the supervisor means are all arranged redundantly.
It should be noted that, the controller device, the switch device and the supervisor device are all arranged in a redundant manner, that is, the controller device, the switch device and the supervisor device all comprise a plurality of operation units, so that each device can still stably work under the condition of single operation unit faults in the interior, the safety performance of the factory-level load optimizing and distributing device is improved, and the safe and stable operation of each generator set is ensured.
In one embodiment of the present utility model, as shown in fig. 1, the controller device includes a plurality of controllers, and each controller is electrically connected to each other, and each controller is connected to the power plant telecontrol device through a serial port interface, so as to receive an active output instruction of a generator set transmitted by the power plant telecontrol device.
It should be noted that, the controller device includes a plurality of controllers, preferably, the controller device includes a controller a and a controller B, where the controller a and the controller B are connected to the power plant telemechanical device through a serial port interface, so as to receive a generator set active power output command transmitted by the power plant telemechanical device, and the controller a and the controller B are electrically connected, so as to perform mutual transmission of the generator set active power output command, so that when any one of the controller a and the controller B cannot work, the other one performs relay work.
In one embodiment of the present utility model, as shown in fig. 1, the industrial personal computer device includes an industrial personal computer and a value-station industrial personal computer in a control cabinet, where operation keys and a display screen are disposed on the industrial personal computer and the value-station industrial personal computer in the control cabinet for performing man-machine interaction, the industrial personal computer in the control cabinet is used for internal debugging, and the value-station industrial personal computer is used for performing factory-level load control mode switching.
It should be noted that, industrial computer device includes industrial computer and the long industrial computer of value in the switch board, the industrial computer in the switch board with set up operation button and display screen on the long industrial computer of value, the display screen is used for showing the operation state of optimizing distribution system, at this moment, the operating personnel of power plant can carry out man-machine interaction through the operation button, the industrial computer is used for inside debugging in the switch board to debug and make each device normal operating, the long industrial computer of value is used for carrying out the switching of factory-level load optimizing device mode, in order to guarantee optimizing distribution system each inside when the operation unit breaks down, do not influence the safe and stable operation of power plant.
In one embodiment of the present utility model, as shown in fig. 1, the switch device includes a plurality of switches, each of the switches is electrically connected in two directions to each of the controllers, each of the switches is electrically connected in two directions to the industrial personal computers in the control cabinet, and one of the switches is electrically connected in two directions to the industrial personal computers in the control cabinet, so that the industrial personal computers in the control cabinet and the industrial personal computers in the control cabinet exchange data with the controller device rapidly.
It should be noted that, the switch device includes a plurality of switches, preferably, the switch device includes switch a and switch B, switch a with switch B respectively with controller a with controller B two-way electric connection, thereby with controller a with controller B carries out two-way data transmission, switch a with switch B with the two-way electric connection of value long industrial computer, switch a with the two-way electric connection of value long industrial computer in the switch cabinet is in order to accomplish the interior industrial computer of switch cabinet the quick data exchange of value long industrial computer with controller a, control B, thereby make the interior industrial computer of switch cabinet with the value long industrial computer can respectively to controller a with control B debugs and redundancy switch.
In one embodiment of the present utility model, as shown in fig. 1, the supervisor device includes a plurality of supervisor devices, each supervisor device is respectively and electrically connected to each switch in a bidirectional manner, the switch device further includes a plurality of RTU switches, each RTU switch is respectively and electrically connected to each supervisor device in a bidirectional manner, and each RTU switch is adapted to communicate with the thermal automatic control system.
It should be noted that, the supervisor device includes a plurality of supervisor, preferably includes supervisor a and supervisor B, supervisor a and supervisor B respectively with switch a and supervisor B two-way electric connection, in order to with the controller device with in the switch cabinet industrial computer with the value long industrial computer carries out quick data exchange, thereby make in the switch cabinet industrial computer with the value long industrial computer can respectively to supervisor a and supervisor B debug and redundancy switch, the switch device still includes a plurality of RTU switches, preferably, the switch device includes RTU switch a and RTU switch B, RTU switch a and RTU switch B respectively with supervisor a and supervisor B two-way electric connection, each RTU switch is suitable for the intercommunication thermal automatic control system to with the data information of each power generating set of thermal automatic control system is transmitted to supervisor a and supervisor B, again controller a with controller a will send the instruction to thermal automatic control system a and controller B simultaneously.
In one embodiment of the present utility model, as shown in connection with fig. 1, the system further comprises a GPS time counter, wherein the GPS time counter is connected with any of the switches, and the GPS time counter is used for calibrating the equipment time of the power plant telemechanical device and the thermal automatic control system.
The GPS time counter is connected with the switch A or the switch B, the switch A is communicated with the switch B, and the GPS time counter marks the equipment time of the power plant telemechanical device and the thermal automatic control system, so that the time in the optimized distribution system is consistent with the time of the power plant telemechanical device and the thermal automatic control system.
In one embodiment of the present utility model, as shown in fig. 1, the power module is externally connected with a commercial power, and outputs 48V and 12V direct currents through a filter circuit and a buck circuit in the power module to supply power to the controller device, the switch device, the supervisor device and the industrial personal computer device with different power supply requirements.
It should be noted that, the power module can be through filter circuit, rectifier bridge and step-down circuit with the commercial power turn into 48V, collection output behind the 12V direct current, can satisfy the power supply demand of controller device, switch device, supervisor device and industrial computer device to the inside power supply of optimizing distribution system has been simplified.
The above-described features are continuously combined with each other to form various embodiments not listed above, and are regarded as the scope of the present utility model described in the specification; and, it will be apparent to those skilled in the art from this disclosure that modifications and variations can be made without departing from the scope of the utility model defined in the appended claims.
Claims (8)
1. The utility model provides an optimizing distribution system of factory-level load instruction, its characterized in that includes power module, controller device, switch device, supervisor device and industrial computer device, power module with controller device, switch device, supervisor device and industrial computer device electricity are connected to supply power, the input of controller device is suitable for being connected with the power plant telemechanical device, the controller device passes through switch device with industrial computer device with supervisor device both way junction, simultaneously, supervisor device is suitable for with the automatic control system both way junction of thermal engineering.
2. An optimized distribution system for factory-level load instructions according to claim 1, wherein said controller means, said switch means, and said supervisor means are all redundantly arranged.
3. The optimal distribution system for plant-level load commands according to claim 1, wherein the controller means comprises a plurality of controllers, each of the controllers being electrically connected to each other, each of the controllers being connected to the power plant telecontrol device via a serial port interface to receive a generator set active power output command transmitted via the power plant telecontrol device.
4. The optimal distribution system for factory-level load instructions according to claim 3, wherein the industrial personal computer device comprises an industrial personal computer in a control cabinet and a value-station industrial personal computer, operation keys and a display screen are arranged on the industrial personal computer in the control cabinet and the value-station industrial personal computer for human-computer interaction, the industrial personal computer in the control cabinet is used for internal debugging, and the value-station industrial personal computer is used for switching factory-level load control modes.
5. The optimal distribution system for factory-level load instructions according to claim 4, wherein the switch device comprises a plurality of switches, each switch is electrically connected in a bidirectional manner with each controller, each switch is electrically connected in a bidirectional manner with the value-station industrial personal computer, one switch is electrically connected in a bidirectional manner with the industrial personal computer in the control cabinet, and the value-station industrial personal computer and the industrial personal computer in the control cabinet can exchange data with the controller device rapidly.
6. An optimized plant-level load instruction distribution system according to claim 5, wherein said supervisor means comprises a plurality of supervisor means, each of said supervisor means being bi-directionally electrically connected to each of said switches, said switch means further comprising a plurality of RTU switches, each of said RTU switches being bi-directionally electrically connected to each of said supervisor means, each of said RTU switches being adapted to communicate with said thermal automation system.
7. An optimized plant-level load instruction distribution system as set forth in claim 5 further comprising a GPS time counter coupled to any of said switches, said GPS time counter being configured to time equipment of said plant telematic and said thermal automation system.
8. The optimal distribution system for factory-level load instructions according to claim 1, wherein the power module is externally connected with a commercial power, and outputs 48V and 12V direct currents through a filter circuit and a voltage reduction circuit in the power module to supply power to the controller device, the switch device, the supervisor device and the industrial personal computer device with different power supply requirements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223303359.5U CN219164237U (en) | 2022-12-08 | 2022-12-08 | Optimized distribution system for factory-level load instructions |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223303359.5U CN219164237U (en) | 2022-12-08 | 2022-12-08 | Optimized distribution system for factory-level load instructions |
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| CN219164237U true CN219164237U (en) | 2023-06-09 |
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| CN202223303359.5U Active CN219164237U (en) | 2022-12-08 | 2022-12-08 | Optimized distribution system for factory-level load instructions |
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