CN219435330U - Arm-based rack-mounted main board module - Google Patents
Arm-based rack-mounted main board module Download PDFInfo
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- CN219435330U CN219435330U CN202223451582.4U CN202223451582U CN219435330U CN 219435330 U CN219435330 U CN 219435330U CN 202223451582 U CN202223451582 U CN 202223451582U CN 219435330 U CN219435330 U CN 219435330U
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Abstract
The utility model belongs to the technical field of monitoring of running states of high-speed rails, and discloses an ARM-based rack-mounted main board module which comprises a substrate, and an ARM application processor, an ARM real-time processor, a hard disk, a memory, a TRDP interface, an RS485 interface and an Ethernet interface which are loaded on the substrate. The utility model utilizes an ARM application processor and an ARM real-time processor, solves the problem that the existing rack-mounted main board module cannot be simultaneously suitable for application scenes of various vibration, temperature, instability and stability and access of an interface acquisition module through various communication interfaces, and ensures that the rack-mounted main board module can complete all functions according to application requirements. By using the real-time processing characteristic of the ARM real-time processor, the requirements of a train control system on instantaneity and jitter can be met, and compared with the existing scheme, a TRDP board card is saved.
Description
Technical Field
The utility model belongs to the technical field of monitoring of running states of high-speed rails, and particularly relates to an arm-based rack-mounted main board module.
Background
As a main way for people to travel, the passenger flow per year has billions of people, and with the popularization of high-speed motor train units, the operation safety monitoring of the train in a high-speed environment is more and more important, and particularly, the real-time monitoring of the vibration condition of a train bogie is more and more important. Because of the large vibration data volume and complex fault models and algorithms, high-performance and high-reliability mainboards are required to process the vibration data.
The main board module of the traditional train monitoring equipment comprises a processor, a hard disk and a memory, wherein the processor, the hard disk and the memory are used as core components to realize the data processing function of the main board module, and in addition, the main board module further comprises an interface connected with an acquisition card and a communication board. The conventional motherboard module has the following disadvantages:
(1) The traditional main board module is suitable for the conditions of small data volume, such as temperature, stability, instability and the like, and simple diagnosis algorithm, and the performance requirements of the data processing on the main board module are low; however, vibration data changes ten thousand times per second, and the data volume is large, so that the traditional main board module cannot meet the processing requirement of the vibration data.
(2) The traditional main board module has single processing function, generally diagnoses single data, and generally monitors one data by one monitoring device; when multiple data needs to be monitored, additional modules are often needed to collect and comprehensively process the data monitored by multiple devices.
(3) The train control system has the requirement on real-time performance of data feedback, but the processor cannot realize real-time feedback, so that a traditional main board module usually needs a separate communication board (a train real-time data communication protocol (TRDP) communication board) to be connected with the train control system so as to meet the requirement on real-time response, but the communication board is expensive, needs to be installed separately and occupies a large space.
Disclosure of Invention
The utility model provides an arm-based rack-mounted main board module aiming at the problems. The frame-mounted main board module exchanges data with the train control system through a train real-time data communication protocol, maintains Ethernet interactive data through an Ethernet and vibration acquisition device and a train, and exchanges data with low-speed equipment (comprising an interface module, a temperature acquisition module, a destabilizing module, a stabilizing module and an MVB module) through an RS485 bus. The rack-mounted main board module calculates, analyzes and receives the received data through the internal ARM application processor and the ARM real-time processor, and transmits the result through the communication interface.
The technical scheme of the utility model is as follows:
an ARM-based rack-mounted main board module comprises a substrate, and an ARM application processor, an ARM real-time processor, a hard disk, a memory, a TRDP interface, an RS485 interface and an Ethernet interface which are loaded on the substrate;
the ARM application processor is an ARM architecture SOC processor and comprises an ARM Cortex-A72 dual-core 2.0Hz processor, two Digital Signal Processors (DSPs) and a Graphic Processor (GPU); the ARM application processor, a hard disk and a memory form a core processor of the main board module, and the ARM application processor is connected with the vibration acquisition module through an Ethernet interface and is responsible for interacting data with the vibration acquisition module; the other Ethernet interface is connected with the train maintenance Ethernet and is responsible for interacting data with the train control system; the ARM application processor is connected with low-speed equipment comprising an interface module, a temperature acquisition module, a destabilization module and a stabilization module through a second RS485 interface, processes and diagnoses obtained vibration signals, temperature signals, destabilization signals, stabilization signals and interface IO signals, and meets the requirements of vibration, temperature loss and stabilization data acquisition and processing;
the ARM real-time processor comprises six ARM Cortex-R5F 1.0GHz processors, a 16K instruction cache and a 16K data cache; the ARM real-time processor, the other hard disk and the other memory form a train control communication processor of the main board module, and the ARM real-time processor is connected with the train control system through a TRDP interface and is responsible for interacting data with the train control system; ARM real-time processor passes through first RS485 interface connection MVB integrated circuit board, exchanges data with MVB integrated circuit board, passes through MVB integrated circuit board and connects the train control system, is responsible for with train control system's real-time communication.
The utility model has the beneficial effects that:
(1) The ARM application processor adopted by the main board is updated into an ARM latest SOC (system on a chip) processor from the traditional ARM9 and ARM11, and meanwhile, a digital signal processor DSP and a graphic processor GPU are built in the ARM application processor, so that the performance is greatly improved, and the processing requirement of vibration data can be met;
(2) The mainboard module is connected with the MVB board card through the RS485 interface, the Ethernet interface is connected with the vibration acquisition module, and the RS485 interface is connected with the low-speed equipment, so that data such as vibration, temperature, instability and stability can be accessed simultaneously, and the ARM application processor is used for preprocessing, correlating and fusing various data, so that the processing and diagnosis of various monitoring data by a single mainboard module are realized;
(3) The main board module is additionally provided with the ARM real-time processor, the hard disk and the memory, so that the TRDP communication board can be replaced, and the requirements of a train control system on instantaneity and jitter are met; moreover, the ARM real-time processor is small in size, can be directly installed on a main board together with the ARM application processor, and does not need to occupy extra space.
The technical scheme provided by the utility model solves the problem that the existing rack-mounted main board module cannot be simultaneously applied to application scenes of various vibration, temperature, instability, stability and access of the interface acquisition module, and enables the rack-mounted main board module to complete all functions according to application requirements. By using the real-time processing characteristic of the ARM real-time processor, the requirements of a train control system on instantaneity and jitter can be met, and compared with the existing scheme, a TRDP board card is saved.
The utility model utilizes an ARM application processor and an ARM real-time processor, meets the requirements of a train control system on instantaneity and jitter through various communication interfaces, and can simultaneously process the application scenes of vibration, temperature, instability, stability and access of an interface acquisition module.
Drawings
Fig. 1 is a schematic diagram of an arm-based rack-mounted motherboard module structure according to embodiment 1 of the present utility model;
fig. 2 is a schematic diagram of an arm-based rack-mounted motherboard module in accordance with embodiment 2 of the present utility model;
fig. 3 is a schematic diagram of an arm-based rack-mounted motherboard module in accordance with embodiment 3 of the present utility model.
In the figure: 101 a first hard disk; 102 a first memory; 103 a second hard disk; 104 a second memory; 105TRDP interface; 106 a first RS485 interface; 107 a first ethernet interface; 108 a second ethernet interface; 109 a second RS485 interface; a 10ARM application processor; 11ARM real-time processor.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings and technical schemes.
Example 1
An ARM-based rack-mounted main board module, as shown in fig. 1, comprises a substrate 1, and an ARM application processor 10, an ARM real-time processor 11, a first hard disk 101, a second hard disk 103, a first memory 102, a second memory 104, a TRDP interface 105, a first RS485 interface 106, a second RS485 interface 109, a first ethernet interface 107 and a second ethernet interface 108 which are loaded on the substrate 1.
The TRDP interface 105 is connected with the train control system and is responsible for interacting data with the train control system; the first RS485 interface 106 is connected with an MVB board card, exchanges data with the MVB board card, and is connected with a train control system; the first Ethernet interface 107 is connected with a train maintenance Ethernet and is responsible for interacting data with a train system; the second Ethernet interface 108 is connected with the vibration acquisition module and is responsible for data interaction with the vibration acquisition module; the second RS485 interface 109 is connected with low-speed equipment and is responsible for interacting data with the low-speed equipment (comprising an interface module, a temperature acquisition module, a destabilization module and a stabilization module); the ARM application processor 10 runs data processing and diagnosis software, and the ARM real-time processor 11 runs control system communication software and is responsible for the control data forwarding function.
ARM application processor 10, first hard disk 101, first memory 102 constitute the core processor of mainboard, are connected with vibration acquisition module through second ethernet interface 108, are connected with interface module, temperature acquisition module, unstability module, steady module through second RS485 interface 109, process and diagnose vibration signal, temperature signal, unstability signal, steady signal, interface IO signal that obtains.
ARM application processor 10 is an ARM architecture SOC processor, including an ARM Cortex-A72 dual-core 2.0Hz processor, two DSPs (digital signal processors), and a GPU (graphics processor). The performance of the ARM application processor 10 meets the vibration, temperature loss, and stable data acquisition and processing requirements.
The ARM real-time processor 11, the second hard disk 103 and the second memory 104 form a column control communication processor of a main board, are connected with a column control system through a 105TRDP interface, are connected with an MVB board card through a first RS485 interface 106, exchange data with the MVB board card, and are connected with the column control system through the MVB board card. The real-time processing characteristic of the ARM real-time processor is utilized, so that the requirements of a train control system on instantaneity and jitter can be met.
The ARM application processor 10 is interconnected with an ARM real time processor 11.
Example 2
An ARM-based rack-mounted main board module, as shown in fig. 2, comprises a substrate 1, and an ARM application processor 10, an ARM real-time processor 11, a first hard disk 101, a second hard disk 103, a first memory 102, a second memory 104, a TRDP interface 105, a first RS485 interface 106, a second RS485 interface 109, a first ethernet interface 107 and a second ethernet interface 109 which are loaded on the substrate 1.
The TRDP interface 105 is connected with the train control system and is responsible for interacting data with the train control system; the first RS485 interface 106 is connected with an MVB board card, exchanges data with the MVB board card, and is connected with a train control system; the first Ethernet interface 107 is connected with a train maintenance Ethernet and is responsible for interacting data with a train system; the second ethernet interface 108 is connected with a switch, the switch is connected with a vibration acquisition module and is responsible for exchanging data with the vibration acquisition module, the switch is connected with low-speed equipment and is responsible for exchanging data with the low-speed equipment (comprising an interface module, a temperature acquisition module, a destabilization module and a stabilization module); the ARM application processor 10 runs data processing and diagnosis software, and the ARM real-time processor 11 runs control system communication software and is responsible for the control data forwarding function.
ARM application processor 10, first hard disk 101, first memory 102 constitute the core processor of mainboard, and second ethernet interface 108 is connected with the switch, and the switch is connected with vibration acquisition module, interface module, temperature acquisition module, unstability module, steady module, vibration signal, temperature signal, unstability signal, steady signal, interface IO signal that processing and diagnosis obtained.
ARM application processor 10 is an ARM architecture SOC processor, including an ARM Cortex-A72 dual-core 2.0Hz processor, two DSPs (digital signal processors), and a GPU (graphics processor). The performance of the ARM application processor 10 meets the vibration, temperature loss, and stable data acquisition and processing requirements.
The ARM real-time processor 11, the second hard disk 103 and the second memory 104 form a column control communication processor of a main board, the column control system is connected through the TRDP interface 105, the MVB board card is connected through the first RS485 interface 106, data are exchanged with the MVB board card, and the column control system is connected through the MVB board card. The real-time processing characteristic of the ARM real-time processor is utilized, so that the requirements of a train control system on instantaneity and jitter can be met.
The ARM application processor 10 is interconnected with an ARM real time processor 11.
Example 3
An arm-based rack-mounted main board module, as shown in fig. 3, includes a substrate 1 and an armoc (system on a chip) mounted on the substrate 1, a first hard disk 101, a first memory 102, a TRDP interface 105, a first RS485 interface 106, a second RS485 interface 109, a first ethernet interface 107, and a second ethernet interface 108.
The TRDP interface 105 is connected with the train control system and is responsible for interacting data with the train control system; the first RS485 interface 106 is connected with an MVB board card, exchanges data with the MVB board card, and is connected with a train control system; the first Ethernet interface 107 is connected with a train maintenance Ethernet and is responsible for interacting data with a train system; the second Ethernet interface 108 is connected with the vibration acquisition module and is responsible for data interaction with the vibration acquisition module; the second RS485 interface 109 is connected with low-speed equipment and is responsible for interacting data with the low-speed equipment (comprising an interface module, a temperature acquisition module, a destabilization module and a stabilization module); the armoc (system on a chip) runs data processing, train control system communication software and diagnostic software.
ARMSOC (system on chip), first hard disk 101, first memory 102 constitute the core processor of mainboard, be connected with vibration acquisition module through 108 second ethernet interface, be connected with interface module through second RS485 interface 109, temperature acquisition module, unstability module, steady module, vibration signal that processing and diagnosis obtained, temperature signal, unstability signal, steady signal, interface IO signal, connect the train control system through 105TRDP interface, connect MVB integrated circuit board through first RS485 interface 106, exchange data with MVB integrated circuit board, connect the train control system through MVB integrated circuit board. The real-time processing characteristic of the ARMSOC real-time processor is utilized, the requirements of the train control system on real-time performance and jitter can be met, and the processing and diagnosis of various signals can be completed by utilizing the powerful performance of the ARMSOC application core.
From the above, compared with the prior art, the ARM-based rack-mounted main board module provided by the embodiment of the utility model adopts ARM to apply the performance of the processor to meet the requirements of vibration, temperature loss and stable data acquisition and processing. The multiple interfaces meet the requirements of vibration, temperature loss and stable data access. The ARM real-time processor meets the requirements of train control on instantaneity and jitter.
Claims (3)
1. The ARM-based rack-mounted main board module is characterized by comprising a substrate, and an ARM application processor, an ARM real-time processor, a hard disk, a memory, a TRDP interface, an RS485 interface and an Ethernet interface which are loaded on the substrate;
the ARM application processor, a hard disk and a memory form a core processor of the main board module, and the ARM application processor is connected with the vibration acquisition module through an Ethernet interface and is responsible for interacting data with the vibration acquisition module; the other Ethernet interface is connected with the train maintenance Ethernet and is responsible for interacting data with the train control system; the ARM application processor is connected with low-speed equipment comprising an interface module, a temperature acquisition module, a destabilization module and a stabilization module through a second RS485 interface, processes and diagnoses obtained vibration signals, temperature signals, destabilization signals, stabilization signals and interface IO signals, and meets the requirements of vibration, temperature loss and stabilization data acquisition and processing;
the ARM real-time processor, the other hard disk and the other memory form a train control communication processor of the main board module, and the ARM real-time processor is connected with the train control system through a TRDP interface and is responsible for interacting data with the train control system; ARM real-time processor passes through first RS485 interface connection MVB integrated circuit board, exchanges data with MVB integrated circuit board, passes through MVB integrated circuit board and connects the train control system, is responsible for with train control system's real-time communication.
2. The ARM-based rack-mounted motherboard module of claim 1, wherein the ARM application processor is an ARM architecture SOC processor comprising an ARM Cortex-a72 dual core 2.0Hz processor, two digital signal processors DSP, a graphics processor GPU.
3. The ARM based rack-mounted motherboard module of claim 1, wherein said ARM real-time processor comprises six ARM Cortex-R5F 1.0GHz processor, 16K instruction cache and 16K data cache.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223451582.4U CN219435330U (en) | 2022-12-22 | 2022-12-22 | Arm-based rack-mounted main board module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223451582.4U CN219435330U (en) | 2022-12-22 | 2022-12-22 | Arm-based rack-mounted main board module |
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| Publication Number | Publication Date |
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| CN219435330U true CN219435330U (en) | 2023-07-28 |
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| CN202223451582.4U Active CN219435330U (en) | 2022-12-22 | 2022-12-22 | Arm-based rack-mounted main board module |
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Denomination of utility model: A Rack Mounted Main Board Module Based on ARM Effective date of registration: 20230830 Granted publication date: 20230728 Pledgee: Industrial Bank Limited by Share Ltd. Dalian branch Pledgor: DALIAN BAISHENGYUAN TECHNOLOGY Co.,Ltd. Registration number: Y2023210000220 |