CN213399241U - Local control system for tunnel - Google Patents
Local control system for tunnel Download PDFInfo
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- CN213399241U CN213399241U CN202021104053.5U CN202021104053U CN213399241U CN 213399241 U CN213399241 U CN 213399241U CN 202021104053 U CN202021104053 U CN 202021104053U CN 213399241 U CN213399241 U CN 213399241U
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Abstract
The utility model discloses a local control system for tunnel, which comprises a regional monitoring host computer used for processing tunnel electromechanical information and sending information by a regional control center, wherein the regional monitoring host computer is provided with a power supply unit which is connected with the regional monitoring center and used for supplying power for a tunnel power supply, the power supply unit comprises a voltage transformation module and a backup power supply, and the power supply unit is connected with the regional control host computer through a cable; the intelligent local control system comprises a regional monitoring host, a storage module, a controller module, a redundancy strategy, a tunnel intelligent device and a non-intelligent device, wherein the regional monitoring host at least comprises an IO module, a communication module with a network protocol analysis function, the storage module with a nonvolatile storage function, and the controller module with an instruction execution function, and reads program instructions and data from the storage module and executes the program instructions and the data.
Description
Technical Field
The utility model relates to a tunnel controlgear technical field specifically is local control system that tunnel was used.
Background
With the progress and accumulation of infrastructure, the total mileage of the tunnel is longer and longer, the number of long tunnels and extra-long tunnels is larger and larger, the aging and lagging conditions of electromechanical equipment in the tunnel are more and more serious, and the number of tunnel safety accidents is increased. In the process of continuous updating and maintenance of the tunnel, the types of electromechanical devices, control methods, interface types and the like in the tunnel become very non-uniform, and intelligent devices and non-intelligent devices exist at the same time, so that the problems that the tunnel is extremely severe in safety, the devices cannot be effectively managed, and the tunnel central control center or the regional control center is difficult to interface are also faced. The tunnel space is long and narrow, electromechanical devices in the tunnel space are usually distributed in a scattered mode, the device communication is only integrated, the current tunnel operation requirement cannot be met, and when a communication network fails or other emergency situations occur, the tunnel electromechanical devices cannot cope with emergency situations due to the fact that comprehensive control is lost.
When the intelligent development of tunnel electromechanical equipment, the further development of tunnel integrated control is also an important ring for improving the overall automation and intelligent degree of the tunnel running in normal time and improving the stability, the response capability and the safety degree of the tunnel in emergency. In order to increase the intelligent degree of tunnel comprehensive control and ensure the stability of the tunnel comprehensive control, a local control system (LCU) is arranged between tunnel electromechanical equipment and a central (regional) control center of the tunnel, so that the construction and transformation cost of a communication network is reduced, the signaling synchronization is kept with the central (regional) control center during the normal operation, and the pressure of the central (regional) control center is reduced; when an emergency occurs, the redundancy strategy of a local control system (LCU) ensures the stable operation of the local control system, can control tunnel electromechanical equipment to deal with the tunnel emergency, and automatically carries out linkage transformation according to the change of the tunnel environment.
The intelligent local control system has a redundancy strategy in a tunnel, can safely and stably carry out data acquisition, processing and basic logic control on tunnel intelligent equipment and non-intelligent equipment in a partition mode, and simultaneously receives instruction control of an upper computer and transmits information to the upper computer.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a local control system that tunnel was used to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the local control system for the tunnel comprises a regional monitoring host used for processing tunnel electromechanical information and sending information by a regional control center, wherein the regional monitoring host is provided with a data interface electrically connected with the regional monitoring center and electromechanical equipment;
the regional monitoring host is provided with a power supply unit which is connected with a regional monitoring center and used for supplying power to a tunnel power supply, the power supply unit comprises a voltage transformation module and a backup power supply, and the power supply unit is connected with the regional control host through a cable;
the area monitoring host also at least comprises an IO module, a communication module with a network protocol analysis function, a storage module with a nonvolatile storage function, and a controller module with an instruction execution function, which is used for reading program instructions from the storage module and is responsible for data synchronization and data execution between the main and standby modules;
the data interface is positioned on the IO module and the communication module;
the IO module of the regional monitoring host is provided with a sending unit for sending and receiving switching value, analog quantity and digital quantity;
the interface on the IO module comprises a control interface and an equipment management interface.
As a further aspect of the present invention: the interface on the communication module comprises a communication interface and a network management interface.
As a further aspect of the present invention: the input of a voltage transformation module of the power supply unit supports 220Vac, the input of a backup power supply supports 220Vac, the power supply unit is always in a dual-power supply redundant power supply mode, and when any one power supply is disconnected due to failure, the power supply unit can still normally supply power to a local control system.
As a further aspect of the present invention: the output power of the voltage transformation module is 48Vdc, 24Vdc and 12 Vdc.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses according to the instruction of received regional (central control center), or monitor, information acquisition to tunnel electromechanical device according to the procedure of self storage to send data information to regional (central) control center, played tunnel electromechanical device and control center's bridge effect. A local control system (LCU) stores and automatically operates an equipment management and control program at normal time, reduces the operation pressure of a normal control center, and improves the intelligent degree of a tunnel electromechanical system through various preset functions and programs; when in emergency, the electromechanical equipment is automatically controlled to deal with the emergency when the communication with the control center is interrupted, and the stable operation of the self function is ensured through a redundancy strategy, so that the overall stability of the electromechanical system during emergency is enhanced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the dual-engine dual-active mode of the present invention.
Fig. 3 is the redundant structural schematic diagram of the dual CPUs of the middle-area monitoring host of the present invention.
Fig. 4 is a schematic diagram of the functional logic structure of the middle-area monitoring host of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-4, in an embodiment of the present invention, a local control system for a tunnel includes a regional monitoring host, where the regional monitoring host is provided with a data interface electrically connected to a regional monitoring center and an electromechanical device;
the regional monitoring host is provided with a power supply unit which is connected with a regional monitoring center and used for supplying power to a tunnel power supply, the power supply unit comprises a voltage transformation module and a backup power supply, and the power supply unit is connected with the regional control host through a cable; the regional monitoring host also at least comprises an IO module (YZ-1010S/E/NB), a communication module (YZ-844/G) with a network protocol analysis function, a storage module with a nonvolatile storage function, a controller module (CPU) with an instruction execution function, a function of reading program instructions and data from the storage module and executing the program instructions and the data, and a function of data synchronization between the main and standby devices; when the fault occurs, the equipment is controlled to switch the double-active modules, and the modules are mutually connected through a chassis base plate circuit; the data interface is positioned on the IO module and the communication module; the IO module of the regional monitoring host is provided with a sending unit for sending and receiving switching value, analog quantity and digital quantity; the interface on the IO module is provided with a control interface and an equipment management interface, and the interactive connection comprises a direct connection line or a contact connection.
Each module is redundant or non-redundant or is subjected to dual-computer redundancy in an integrated form, and an interface on the communication module is provided with a communication interface and a network management interface.
The transformer module of the power supply unit is input to support 220Vac, and the backup power supply is input to support 220 Vac. The redundant power supply mode is always a two-way power supply redundant power supply mode, and when any one way of power supply is disconnected due to failure, the redundant power supply mode can still normally supply power for a Local Control Unit (LCU). The backup power supply may support Local Control Unit (LCU) operation for no less than 30 minutes after a power failure. The output power of the voltage transformation module is 48Vdc (S-240-48), 24Vdc (S-240-48) and 12Vdc (S-240-48);
the model equipment that lists is applicable to the utility model discloses, nevertheless the utility model discloses do not confine the model that lists to, equipment with the same function is in the utility model discloses contain the within range.
The regional monitoring host has the functions of self diagnosis, alarm, power-off memory and manual and automatic switching. And the self-diagnosis function monitoring area monitors whether each module of the host computer is normally started or not and whether faults occur in the operation process or not. And the alarm function sends alarm information containing environment abnormity description to a central (regional) control center when the environment information sent by the tunnel electromechanical equipment is abnormal. The power-off memory function saves program settings and data information after a Local Control Unit (LCU) is powered off. The manual and automatic switching function can change the working mode of a Local Control Unit (LCU) through a central (area) control center, and can also switch the working mode through a switching device arranged on an area monitoring host. The Local Control Unit (LCU) does not perform programmed automatic control on the tunnel electromechanical equipment in the manual mode, the Local Control Unit (LCU) automatically controls the tunnel electromechanical equipment according to a program in the storage unit in the automatic mode, and the priority of manual control is higher than that of automatic control.
The interface which is arranged together with the regional monitoring host is divided into an equipment management interface, a communication interface, a control interface and a network management interface. And the area monitoring host updates and maintains system firmware through the equipment management interface. The regional monitoring host computer carries out protocol communication with an upper computer and tunnel equipment through a communication interface, outputs digital quantity signals and is provided with redundancy. The regional monitoring host is connected with the tunnel equipment through the control interface and outputs a digital quantity signal, an analog quantity signal and a switching value signal. The regional monitoring host computer receives the remote configuration of the upper computer and carries out software upgrading through the network management interface. The interfaces are designed to be tamper resistant and impact resistant.
The power supply unit has a self-diagnosis function, can monitor parameters such as current, voltage, contact temperature and the like input and output by the power supply unit, and transmits the parameters to the regional monitoring host through an interface of the regional control host.
The utility model discloses a theory of operation is: in order to increase the intelligent degree of tunnel comprehensive control and ensure the stability of the tunnel comprehensive control, a local control system (LCU) is arranged between tunnel electromechanical equipment and a central (regional) control center of the tunnel, so that the construction and transformation cost of a communication network is reduced, the signaling synchronization is kept with the central (regional) control center during the normal operation, and the pressure of the central (regional) control center is reduced; when an emergency occurs, the redundancy strategy of a local control system (LCU) ensures the stable operation of the local control system, can control tunnel electromechanical equipment to deal with the tunnel emergency, and automatically carries out linkage transformation according to the change of the tunnel environment.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. The local control system for the tunnel is characterized by comprising a regional monitoring host used for processing tunnel electromechanical information and sending information by a regional control center, wherein the regional monitoring host is provided with a data interface electrically connected with the regional monitoring center and electromechanical equipment;
the regional monitoring host is provided with a power supply unit which is connected with a regional monitoring center and used for supplying power to a tunnel power supply, the power supply unit comprises a voltage transformation module and a backup power supply, and the power supply unit is connected with the regional control host through a cable;
the area monitoring host also at least comprises an IO module, a communication module with a network protocol analysis function, a storage module with a nonvolatile storage function, and a controller module with an instruction execution function, which is used for reading program instructions from the storage module and is responsible for data synchronization and data execution between the main and standby modules;
the data interface is positioned on the IO module and the communication module;
the IO module of the regional monitoring host is provided with a sending unit for sending and receiving switching value, analog quantity and digital quantity;
the interface on the IO module comprises a control interface and an equipment management interface.
2. The local control system for tunnel according to claim 1, wherein the interface on the communication module includes a communication interface and a network management interface.
3. The local control system for the tunnel according to claim 1, wherein the transformer module input of the power supply unit supports 220Vac, and the backup power supply input supports 220Vac, which is always in a dual-power redundant power supply mode, and when any one power supply fails and is disconnected, the local control system can still be normally powered.
4. The local control system for a tunnel according to claim 1, wherein the voltage transformation module outputs power of 48Vdc, 24Vdc and 12 Vdc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021104053.5U CN213399241U (en) | 2020-06-15 | 2020-06-15 | Local control system for tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021104053.5U CN213399241U (en) | 2020-06-15 | 2020-06-15 | Local control system for tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213399241U true CN213399241U (en) | 2021-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021104053.5U Active CN213399241U (en) | 2020-06-15 | 2020-06-15 | Local control system for tunnel |
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| Country | Link |
|---|---|
| CN (1) | CN213399241U (en) |
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- 2020-06-15 CN CN202021104053.5U patent/CN213399241U/en active Active
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