CN114112742B - Flexible anti-destruction test system for explosion effect in underground space - Google Patents

Flexible anti-destruction test system for explosion effect in underground space Download PDF

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CN114112742B
CN114112742B CN202111406074.1A CN202111406074A CN114112742B CN 114112742 B CN114112742 B CN 114112742B CN 202111406074 A CN202111406074 A CN 202111406074A CN 114112742 B CN114112742 B CN 114112742B
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power supply
module
sub
test
current power
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CN114112742A (en
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陈显
孟晓洁
陈晋央
余尚江
周会娟
马新宝
常远
杨雨涵
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Institute of Engineering Protection National Defense Engineering Research Institute Academy of Military Sciences of PLA
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/30Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
    • G01N3/313Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated by explosives
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network arrangements or protocols for supporting network services or applications
    • H04L67/01Protocols
    • H04L67/10Protocols in which an application is distributed across nodes in the network
    • H04L67/1095Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network arrangements or protocols for supporting network services or applications
    • H04L67/01Protocols
    • H04L67/12Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks

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  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
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  • Computer Networks & Wireless Communication (AREA)
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  • General Physics & Mathematics (AREA)
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  • Life Sciences & Earth Sciences (AREA)
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Abstract

The invention provides a flexible anti-destruction test system for explosion effect in underground space, which comprises a main server and a plurality of functional units, wherein the functional units are connected with the main server through a main control terminal, the functional units are mutually connected with each other through the main control terminal and are mutually backed up, and the main server and the main control terminal are mutually backed up; the functional unit consists of a plurality of test devices, a secondary server and a secondary sink control terminal, wherein the test devices are mutually connected by the secondary sink control terminal in pairs, and the test devices, the secondary server and the secondary sink control terminal mutually carry out mutual data backup; and the test equipment is internally provided with a main controller, a test information acquisition module, a communication network module, a multi-source power supply module, a storage module and a black box recorder. The system has strong environmental adaptability, flexible configuration and comprehensive functions, and can effectively ensure the normal running of the anti-destruction test.

Description

Flexible anti-destruction test system for explosion effect in underground space
Technical Field
The invention relates to the technical field of explosion testing, in particular to a flexible anti-destruction testing system for explosion effect in underground space.
Background
In the chemical explosion simulation nuclear explosion test, hundreds of analog or digital signals such as pressure, stress, strain, displacement, acceleration, explosion velocity, images and the like need to be measured. The test system used in the traditional earth boring weapon engineering destructive effect test mainly uses a wired test system. In the engineering destructive effect test process, the following problems exist: the key modules of the test system such as the signal cable, the test equipment, the communication network, the power line and the like are in a severe environment, and the risks of damage and destruction such as cable explosion, equipment power failure and network interruption exist; after a problem occurs in a certain link of the test system, the whole test system is paralyzed, the test cannot be performed, and the cost is huge; after the abnormal interruption of the test system, the data in the test process cannot be recovered, and the damage is serious.
In order to solve the problems, the university of Beijing and the university of North China and the university of Nanjing and the scientific research institutions and enterprises in China successively develop special wireless test equipment in explosion test. The wireless test equipment solves the problems of inconvenient equipment layout, various cables and the like caused by wired measurement, but some problems still need to be solved: (1) the power supply problem that the measurement equipment cannot continuously be stable, and effective test data cannot be acquired once the equipment is powered down; (2) the problem of wireless network layout in the experimental field is that data cannot be returned after the wireless network in the field is interrupted accidentally; (3) in a large-scale experiment, the interactivity among all the test modules is too large, and the problems that one module falls off and the whole test system is paralyzed easily occur; the test modules cannot be flexibly configured and adjusted according to the requirements of the test site; (4) the range of the explosion effect test area is large, the interval distance between the measuring points is long, and the propagation of explosion effect parameters such as shock waves, earthquake waves and the like between the measuring points needs a certain time, so that reasonable facility layout and reliable communication network support are needed.
Disclosure of Invention
Aiming at the problems pointed out in the background art, the invention provides a flexible anti-destruction test system for the explosion effect in the underground space, which is optimized from four aspects of safe and reliable internal data of test equipment, redundant backup storage among multiple devices, multiple and robust connection of a communication network for test and controllable interconnection and fusion of the multiple devices in the test system, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the flexible anti-destruction test system for the explosion effect in the underground space comprises a main server and a plurality of functional units, wherein the functional units are connected with the main server through a main control terminal and are communicated with the main server through a test communication network, the main server performs structural layout on the functional units according to test requirements, collects test data of each functional unit for recording backup, the functional units are mutually connected in pairs through the main control terminal and mutually backup data, and the main server and the main control terminal also mutually backup data; the functional unit consists of a plurality of test devices, a secondary server and a secondary sink control terminal, wherein the test devices are mutually connected by the secondary sink control terminal in pairs, and the test devices, the secondary server and the secondary sink control terminal mutually carry out mutual data backup; the test equipment is internally provided with a main controller, a test information acquisition module, a communication network module, a multi-source power supply module, a storage module and a black box recorder;
the multi-source power supply module comprises an alternating current power supply sub-module, a direct current power supply sub-module, a battery sub-module, a super capacitor sub-module, a detection sub-module and a power supply controller, wherein the alternating current power supply sub-module is used for being connected with an external alternating current power supply of equipment, the direct current power supply sub-module is used for being connected with an external direct current power supply of the equipment, the battery sub-module, the super capacitor sub-module and the detection sub-module are all arranged in the equipment, the power supply controller is internally provided with a processor, an A/D conversion sub-module and a power supply switching execution sub-module, and the power supply controller commands the power supply switching execution sub-module to switch the power supply according to information acquired by the detection sub-module;
the information acquisition module is used for acquiring data obtained by testing and uploading the data to the main controller;
the memory module comprises a volatile memory and a nonvolatile memory; the volatile memory and the nonvolatile memory have the function of writing in real time in the sampling process;
the communication network module comprises: an Ethernet interface, an optical fiber interface, a wireless WiFi interface and a LORA interface;
the black box recorder is connected with a main controller in the test equipment and is used for recording test data and equipment parameter configuration information.
In the multi-source power supply module, an alternating current power supply sub-module is a main power supply, the input end of the alternating current power supply sub-module is connected with an external alternating current power supply, and the output end of the alternating current power supply sub-module supplies power to a first input end of a power supply controller through a UPS; the direct current power supply sub-module is a first auxiliary power supply which is used as redundancy after the failure of the main power supply module, the input end of the direct current power supply sub-module is connected with an external direct current power supply, and the output end of the direct current power supply sub-module is connected with the second input end of the power supply controller; the power storage battery sub-module is a second auxiliary power supply, is redundant after the fault of the first auxiliary power supply, and is connected with the third output end of the power supply controller through a charging circuit A, and is connected with the third input end of the power supply controller through a discharging circuit A; the super capacitor sub-module is a third auxiliary power supply and is used as redundancy after failure of the second auxiliary power supply, the input end of the super capacitor sub-module is connected with the fourth output end of the power supply controller through a charging circuit B, and the output end of the super capacitor sub-module is connected with the fourth input end of the power supply controller through a discharging circuit B; the input end of the detection submodule is respectively connected with the alternating current power supply submodule, the direct current power supply submodule and the storage battery submodule, the output end of the detection submodule is connected with the fifth input end of the power supply controller, and the detection submodule is used for detecting output voltage or current of the alternating current power supply submodule, the direct current power supply submodule and the storage battery submodule and transmitting the obtained information to the power supply controller; the power supply controller is also provided with a fifth output end for supplying power to the equipment, and the power supply controller sequentially selects and switches power supply among the first input end, the second input end, the third input end and the fourth input end according to the information obtained by the detection sub-module and then supplies power to the equipment through the fifth output end.
The communication network for testing is a wired and wireless hybrid redundant network consisting of a wired gigabit Ethernet, an optical fiber, a wireless WIFI and a LORA; the wireless WIFI is used as the post-fault redundancy of the wired gigabit Ethernet and the optical fiber, and the LORA is used as the post-fault redundancy of the wireless WIFI.
And the communication network module and the black box recorder are arranged in the main control terminal and the secondary control terminal.
The nonvolatile memory is an SSD hard disk adopting an M.2 interface, and real-time writing in the triggering sampling process is realized through bottom layer driving on the FPGA processor.
Compared with the prior art, the invention has the advantages that:
the nonvolatile memory of the memory module has a real-time writing function, so that the test data at the moment of explosion can still be recovered from the memory when the test equipment has an extreme damage event; the black box recorder ensures that the test equipment can still work normally according to a pre-configured working mode when the test equipment does not have a communication network; the multi-source power supply module ensures that the test equipment has various emergency power supply seamless switching strategies when power supply is abnormal; the mutual backup of the test data ensures the multi-level redundancy backup of the test data and improves the storage reliability of the data; the communication network modules for test are mutually matched through four communication modes, and can be switched seamlessly and automatically under the abnormal condition of partial network nodes or communication modes; the layout and the structure of the whole test system can be quickly constructed by selecting different functional units, the expansibility is strong, and the whole test process is efficient, stable, reliable and strong in maneuverability.
Drawings
Fig. 1 is a system architecture diagram of the invention.
Fig. 2 is a schematic diagram of a test apparatus.
Fig. 3 is a diagram of a multi-source power module.
Fig. 4 is a diagram of a power controller architecture in a multi-source power module.
Detailed Description
The following description of the embodiments of the present invention will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 and fig. 2, the flexible anti-destruction test system for explosion effect in underground space comprises a main server and a plurality of functional units, wherein the functional units are connected with the main server through a main sink control terminal and are communicated with the main server through a communication network for test, the main server performs structural layout on the functional units according to test requirements, collects test data of each functional unit for recording backup, the functional units are mutually connected in pairs through the main sink control terminal and mutually backup data, and the main server and the main sink control terminal also mutually backup data; the functional unit consists of a plurality of test devices, a secondary server and a secondary sink control terminal, wherein the test devices are mutually connected by the secondary sink control terminal in pairs, and the test devices, the secondary server and the secondary sink control terminal mutually carry out mutual data backup; the test equipment is internally provided with a main controller, a test information acquisition module, a communication network module, a multi-source power supply module, a storage module and a black box recorder;
the multi-source power supply module comprises an alternating current power supply sub-module, a direct current power supply sub-module, a battery sub-module, a super capacitor sub-module, a detection sub-module and a power supply controller, wherein the alternating current power supply sub-module is used for being connected with an external alternating current power supply of equipment, the direct current power supply sub-module is used for being connected with an external direct current power supply of the equipment, the battery sub-module, the super capacitor sub-module and the detection sub-module are all arranged in the equipment, the power supply controller is internally provided with a processor, an A/D conversion sub-module and a power supply switching execution sub-module, and the power supply controller commands the power supply switching execution sub-module to switch the power supply according to information acquired by the detection sub-module; in the multi-source power supply module, an alternating current power supply sub-module is a main power supply, the input end of the alternating current power supply sub-module is connected with an external alternating current power supply, and the output end of the alternating current power supply sub-module supplies power to a first input end of a power supply controller through a UPS; the direct current power supply sub-module is a first auxiliary power supply which is used as redundancy after the failure of the main power supply module, the input end of the direct current power supply sub-module is connected with an external direct current power supply, and the output end of the direct current power supply sub-module is connected with the second input end of the power supply controller; the power storage battery sub-module is a second auxiliary power supply, is redundant after the fault of the first auxiliary power supply, and is connected with the third output end of the power supply controller through a charging circuit A, and is connected with the third input end of the power supply controller through a discharging circuit A; the super capacitor sub-module is a third auxiliary power supply and is used as redundancy after failure of the second auxiliary power supply, the input end of the super capacitor sub-module is connected with the fourth output end of the power supply controller through a charging circuit B, and the output end of the super capacitor sub-module is connected with the fourth input end of the power supply controller through a discharging circuit B; the input end of the detection submodule is respectively connected with the alternating current power supply submodule, the direct current power supply submodule and the storage battery submodule, the output end of the detection submodule is connected with the fifth input end of the power supply controller, and the detection submodule is used for detecting output voltage or current of the alternating current power supply submodule, the direct current power supply submodule and the storage battery submodule and transmitting the obtained information to the power supply controller; the power supply controller is also provided with a fifth output end for supplying power to the equipment, and the power supply controller sequentially selects and switches power supply among a first input end, a second input end, a third input end and a fourth input end according to the information obtained by the detection sub-module and then outputs power supply to the equipment through the fifth output end;
the information acquisition module is used for acquiring data obtained by testing and uploading the data to the main controller;
the memory module comprises a volatile memory and a nonvolatile memory; the volatile memory and the nonvolatile memory have the function of writing in real time in the sampling process; after the trigger signal arrives, the sampling data is written into the volatile memory and the nonvolatile memory at the same time, and after the acquisition of the primary trigger process is finished, the sampling data is written into the nonvolatile memory;
the communication network module comprises: an Ethernet interface, an optical fiber interface, a wireless WiFi interface and a LORA interface;
the black box recorder is connected with a main controller in the test equipment and is used for recording test data and equipment parameter configuration information. Specifically, parameters such as test precision, range and the like need to be configured before each test device operates, in a normal state of a communication network, the test device is configured through a server or a sink control terminal, and works according to a pre-configured black box working mode under the condition of no communication network, configuration files are to be subjected to intensified transmission in a JSON file format, and the configuration modes which can be adopted are as follows: (1) the server pre-sends the configuration file; (2) The sink control terminal directly sends configuration files when testing the periphery of the equipment; (3) the emergency LORA communication interface transmits the configuration file; (4) Key operation automatically selects a configuration file inherent to the device; (5) The configuration file of the last time is automatically loaded after the power failure or the abnormal state of the equipment is started, and the configuration of the running parameters of the equipment can be automatically loaded in the abnormal state such as no network and the like because the black box recorder is configured in the equipment.
The communication network for testing is a wired and wireless hybrid redundant network consisting of a wired gigabit Ethernet, an optical fiber, a wireless WIFI and a LORA; the wireless WIFI is used as the post-fault redundancy of the wired gigabit Ethernet and the optical fiber, and the LORA is used as the post-fault redundancy of the wireless WIFI. The network connection is various and robust, and can ensure that other communication networks can be switched after one communication mode is interrupted.
And the communication network module and the black box recorder are arranged in the main control terminal and the secondary control terminal. The black boxes are connected through wires or networks, and have the function of mutual data backup. Furthermore, the data can be mutually backed up among the main server, the secondary server, the main sink control terminal, the secondary sink control terminal and the test equipment; ensuring that the test data is not lost.
The nonvolatile memory is an SSD hard disk adopting an M.2 interface, and real-time writing in the triggering sampling process is realized through bottom layer driving on the FPGA processor. The volatile memory comprises a CF card and a serial processor storage medium; in the transient test process, test data are written into SSD, CF card and serial processor storage medium in turn.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
The invention is not described in detail in the prior art.

Claims (5)

1. The utility model provides an explosion effect flexible anti-destruction test system in underground space, includes main server and a plurality of functional unit, characterized by: the main server performs structural layout on the functional units according to test requirements, collects test data of each functional unit for recording backup, interconnects the functional units through the main control terminal in pairs and performs data mutual backup, and also performs data mutual backup between the main server and the main control terminal; the functional unit consists of a plurality of test devices, a secondary server and a secondary sink control terminal, wherein the test devices are mutually connected by the secondary sink control terminal in pairs, and the test devices, the secondary server and the secondary sink control terminal mutually carry out mutual data backup; the test equipment is internally provided with a main controller, a test information acquisition module, a communication network module, a multi-source power supply module, a storage module and a black box recorder;
the multi-source power supply module comprises an alternating current power supply sub-module, a direct current power supply sub-module, a battery sub-module, a super capacitor sub-module, a detection sub-module and a power supply controller, wherein the alternating current power supply sub-module is used for being connected with an external alternating current power supply of equipment, the direct current power supply sub-module is used for being connected with an external direct current power supply of the equipment, the battery sub-module, the super capacitor sub-module and the detection sub-module are all arranged in the equipment, the power supply controller is internally provided with a processor, an A/D conversion sub-module and a power supply switching execution sub-module, and the power supply controller commands the power supply switching execution sub-module to switch the power supply according to information acquired by the detection sub-module;
the information acquisition module is used for acquiring data obtained by testing and uploading the data to the main controller;
the memory module comprises a volatile memory and a nonvolatile memory; the volatile memory and the nonvolatile memory have the function of writing in real time in the sampling process;
the communication network module comprises: an Ethernet interface, an optical fiber interface, a wireless WiFi interface and a LORA interface;
the black box recorder is connected with a main controller in the test equipment and is used for recording test data and equipment parameter configuration information.
2. A flexible burst effect tamper-evident test system in a subterranean space in accordance with claim 1, wherein: in the multi-source power supply module, an alternating current power supply sub-module is a main power supply, the input end of the alternating current power supply sub-module is connected with an external alternating current power supply, and the output end of the alternating current power supply sub-module supplies power to a first input end of a power supply controller through a UPS; the direct current power supply sub-module is a first auxiliary power supply which is used as redundancy after the failure of the main power supply module, the input end of the direct current power supply sub-module is connected with an external direct current power supply, and the output end of the direct current power supply sub-module is connected with the second input end of the power supply controller; the power storage battery sub-module is a second auxiliary power supply, is redundant after the fault of the first auxiliary power supply, and is connected with the third output end of the power supply controller through a charging circuit A, and is connected with the third input end of the power supply controller through a discharging circuit A; the super capacitor sub-module is a third auxiliary power supply and is used as redundancy after failure of the second auxiliary power supply, the input end of the super capacitor sub-module is connected with the fourth output end of the power supply controller through a charging circuit B, and the output end of the super capacitor sub-module is connected with the fourth input end of the power supply controller through a discharging circuit B; the input end of the detection submodule is respectively connected with the alternating current power supply submodule, the direct current power supply submodule and the storage battery submodule, the output end of the detection submodule is connected with the fifth input end of the power supply controller, and the detection submodule is used for detecting output voltage or current of the alternating current power supply submodule, the direct current power supply submodule and the storage battery submodule and transmitting the obtained information to the power supply controller; the power supply controller is also provided with a fifth output end for supplying power to the equipment, and the power supply controller sequentially selects and switches power supply among the first input end, the second input end, the third input end and the fourth input end according to the information obtained by the detection sub-module and then supplies power to the equipment through the fifth output end.
3. A flexible burst effect tamper-evident test system in a subterranean space in accordance with claim 1, wherein: the communication network for testing is a wired and wireless hybrid redundant network consisting of a wired gigabit Ethernet, an optical fiber, a wireless WIFI and a LORA; the wireless WIFI is used as the post-fault redundancy of the wired gigabit Ethernet and the optical fiber, and the LORA is used as the post-fault redundancy of the wireless WIFI.
4. A flexible burst effect tamper-evident test system in a subterranean space in accordance with claim 1, wherein: and the communication network module and the black box recorder are arranged in the main control terminal and the secondary control terminal.
5. A flexible burst effect tamper-evident test system in a subterranean space in accordance with claim 1, wherein: the nonvolatile memory is an SSD hard disk adopting an M.2 interface, and real-time writing in the triggering sampling process is realized through bottom layer driving on the FPGA processor.
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