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Strong electromagnetic pulse resistance reinforcing method for nuclear security system and nuclear security system

A security system and strong electromagnetic technology, applied in the field of nuclear security systems, can solve problems such as system hardware damage, damage to access control hosts and alarm extensions, and inability to effectively upload alarms, and achieve the effect of improving anti-interference capabilities.

Active Publication Date: 2021-06-15
SHENZHEN NEWCROSS DIGITAL TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

As a powerful source of interference, HEMP can be coupled to almost all electronic and electrical equipment on a macro scale, interfering with or destroying electronic equipment, command and communication systems, and electronic and electrical related important social infrastructure, causing system hardware damage, functional confusion, and system failure. Reliability and security decline
The nuclear security systems currently used in nuclear-related places such as nuclear power plants and nuclear raw material plants do not have the ability to resist such high-altitude nuclear electromagnetic pulses. Their access control hosts and alarm extensions will be damaged by high-altitude nuclear electromagnetic pulses, resulting in ineffective alarms in emergency situations. Upload, the entrance and exit cannot be opened and closed normally

Method used

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  • Strong electromagnetic pulse resistance reinforcing method for nuclear security system and nuclear security system
  • Strong electromagnetic pulse resistance reinforcing method for nuclear security system and nuclear security system

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Experimental program
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Effect test

Embodiment

[0020] Embodiment: A method for hardening a nuclear security system against strong electromagnetic pulses, comprising the following steps:

[0021] 1) Use a structural box for shielding: by setting a galvanized sheet shielding box outside, put the power adapter and extension in the box;

[0022] The box here is actually a square box with a conventional structure. Since the alarm extension of the nuclear security system has a large number of exposed switching input and output interfaces, the nuclear electromagnetic pulse is easily coupled to the inside of the device through these interfaces and damages the IO port of the chip. Here, better protection can be achieved by placing the power adapter and the extension inside.

[0023] 2) Use optical isolation signal for shielding: use optical module to convert network and switch signal into optical signal, the optical module is installed inside the box, and the box is equipped with 220V power interface and optical interface;

[0024...

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PUM

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Abstract

The invention relates to a strong electromagnetic pulse resistance reinforcing method for a nuclear security system and a nuclear security system. The method comprises the following steps of: 1) performing shielding with a structure box body; 2) performing shielding with optical isolation signals; 3) performing equipment internal processing; 4) performing power supply improvement, and 5) improving the circuit of a circuit board. The nuclear security system comprises an access control host, an alarm center end, an alarm extension set, a switch, a nuclear shield platform, an infrared detector, a microwave detector, a camera, a door lock and a button. According to the strong electromagnetic pulse resistance reinforcing method of the nuclear security system and the nuclear security system, the anti-interference capability of nuclear electromagnetic pulse resistance of the nuclear security system can be effectively improved; and the nuclear security system can still work normally when high-altitude explosion occurs.

Description

technical field [0001] The invention particularly relates to a nuclear security system anti-strong electromagnetic pulse strengthening method and the nuclear security system. Background technique [0002] High-altitude nuclear electromagnetic pulse (HEMP) is one of the main killing factors of high-altitude nuclear explosions. It has the characteristics of high energy intensity, high peak field strength, and extremely wide coverage. As a powerful source of interference, HEMP can be coupled to almost all electronic and electrical equipment on a macro scale, interfering with or destroying electronic equipment, command and communication systems, and electronic and electrical related important social infrastructure, causing system hardware damage, functional confusion, and system failure. Reliability and security decline. The nuclear security systems currently used in nuclear-related places such as nuclear power plants and nuclear raw material plants do not have the ability to r...

Claims

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Application Information

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IPC IPC(8): H05K9/00H02M1/44
CPCH05K9/0007H02M1/44Y02E30/00
Inventor 刘清钟少武付备荒谷建军杨敏
Owner SHENZHEN NEWCROSS DIGITAL TECH
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