WO2022247489A1 - Radiation processing method for electrostatic discharge simulator, and electrostatic discharge simulator - Google Patents
Radiation processing method for electrostatic discharge simulator, and electrostatic discharge simulator Download PDFInfo
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- WO2022247489A1 WO2022247489A1 PCT/CN2022/085906 CN2022085906W WO2022247489A1 WO 2022247489 A1 WO2022247489 A1 WO 2022247489A1 CN 2022085906 W CN2022085906 W CN 2022085906W WO 2022247489 A1 WO2022247489 A1 WO 2022247489A1
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- 230000005855 radiation Effects 0.000 title claims abstract description 26
- 238000003672 processing method Methods 0.000 title abstract description 7
- 238000004146 energy storage Methods 0.000 claims abstract description 13
- 239000003990 capacitor Substances 0.000 claims abstract description 12
- 239000011248 coating agent Substances 0.000 claims description 87
- 238000000576 coating method Methods 0.000 claims description 87
- 239000004020 conductor Substances 0.000 claims description 24
- 239000002184 metal Substances 0.000 claims description 15
- 239000002131 composite material Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000006229 carbon black Substances 0.000 claims description 7
- 229910002804 graphite Inorganic materials 0.000 claims description 7
- 239000010439 graphite Substances 0.000 claims description 7
- 230000036039 immunity Effects 0.000 abstract description 12
- 238000012360 testing method Methods 0.000 abstract description 12
- 238000010586 diagram Methods 0.000 description 7
- 230000035945 sensitivity Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/001—Measuring interference from external sources to, or emission from, the device under test, e.g. EMC, EMI, EMP or ESD testing
- G01R31/002—Measuring interference from external sources to, or emission from, the device under test, e.g. EMC, EMI, EMP or ESD testing where the device under test is an electronic circuit
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/18—Screening arrangements against electric or magnetic fields, e.g. against earth's field
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
Definitions
- Embodiments of the present disclosure relate to the field of information technology, and in particular, relate to a radiation processing method of an electrostatic discharge simulator and an electrostatic discharge simulator.
- Embodiments of the present disclosure provide a radiation processing method of an electrostatic discharge simulator and an electrostatic discharge simulator, so as to at least solve the phenomenon of radiation sensitivity additionally generated by the electrostatic discharge simulator during the electrostatic discharge immunity test of electronic products in the related art The problem.
- an electrostatic discharge simulator including: a relay and a shielding layer, wherein,
- the shielding layer is used to shield the relay, adjust the built-in energy storage capacitor of the electrostatic discharge simulator according to the distributed capacitance, and control the discharge voltage and waveform of the electrostatic discharge simulator to meet the preset standard, wherein the relay Set in the electrostatic discharge simulator, the shielding layer is grounded.
- the shielding layer is a shielding coating or a shielding wire mesh.
- the shielding coating or the shielding wire mesh is arranged inside the housing of the electrostatic discharge simulator in the area where the relay is located; or,
- the shielding coating or the shielding screen is arranged on the outer surface of the electrostatic discharge simulator housing in the area where the relay is located; or
- the shielding coating or the shielding wire mesh is arranged on the outer surface of the relay.
- the shielding layer is the shielding coating
- the shielding coating is connected to a ground conductor or a ground plane of the electrostatic discharge simulator
- the shielding wire mesh is connected to a ground conductor or a ground plane of the electrostatic discharge simulator.
- the shielding coating when the shielding layer is the shielding coating, the shielding coating includes a metal coating and a composite conductive material coating; when the shielding layer is the shielding wire mesh In the case of the above, the shielding wire mesh is a metal wire mesh.
- the composite conductive material coating includes a graphite coating, a carbon black coating, and a shielding film.
- a radiation treatment method of an electrostatic discharge simulator including:
- the relay is shielded by a shielding layer, wherein the relay is arranged in an electrostatic discharge simulator, and the shielding layer is grounded;
- the energy storage capacitor built in the electrostatic discharge simulator is adjusted to control the discharge voltage and waveform of the electrostatic discharge simulator to meet preset standards.
- the shielding layer is a shielding coating or a shielding wire mesh.
- the shielding coating or the shielding wire mesh is arranged inside the housing of the electrostatic discharge simulator in the area where the relay is located; or,
- the shielding coating or the shielding wire mesh is arranged outside the housing of the electrostatic discharge simulator in the area where the relay is located; or
- the shielding coating or the shielding wire mesh is arranged on the outside of the relay.
- the shielding layer is the shielding coating
- the shielding coating is connected to a ground conductor or a ground plane of the electrostatic discharge simulator
- the shielding wire mesh is connected to a ground conductor or a ground plane of the electrostatic discharge simulator.
- the shielding coating when the shielding layer is the shielding coating, the shielding coating includes a metal coating and a composite conductive material coating; when the shielding layer is the shielding wire mesh In the case of the above, the shielding wire mesh is a metal wire mesh.
- the composite conductive material coating includes a graphite coating, a carbon black coating, and a shielding film.
- the relay is shielded by a shielding layer, wherein the relay is set in the electrostatic discharge simulator, and the shielding layer is grounded; the built-in energy storage of the electrostatic discharge simulator is adjusted according to the distributed capacitance formed by the shielding layer Capacitive way, controlling the discharge voltage and waveform of the electrostatic discharge simulator to meet the preset standard, can solve the problem of the radiation sensitivity phenomenon additionally generated by the electrostatic discharge simulator during the electrostatic discharge immunity test of electronic products in the related art , by shielding and grounding the relay that realizes the discharge switch function in the electrostatic discharge simulator, in order to achieve the purpose of reducing the additional radiation limit, and truly reflect the electrostatic discharge immunity capability of the tested product.
- FIG. 1 is a flowchart of a radiation processing method of an electrostatic discharge simulator according to an embodiment of the present disclosure
- Fig. 2 is a block diagram of the electrostatic discharge simulator according to the present embodiment
- Fig. 3 is the schematic diagram according to the electrostatic discharge simulator test of the present embodiment
- Fig. 4 is the schematic diagram of the circuit principle of electrostatic discharge simulator according to the present embodiment.
- FIG. 5 is a schematic structural diagram of an electrostatic discharge simulator according to this embodiment.
- FIG. 1 is a block diagram of an electrostatic discharge simulator according to this embodiment, as shown in FIG. 1 , including: a relay 12 and a shielding layer 14, wherein,
- the shielding layer 14 is used to shield the relay, adjust the built-in energy storage capacitor of the electrostatic discharge simulator according to the distributed capacitance, and control the discharge voltage and waveform of the electrostatic discharge simulator to meet preset standards, wherein the The relay is arranged in the electrostatic discharge simulator, and the shielding layer 14 is grounded.
- the shielding layer 14 is the shielding coating or the shielding wire mesh.
- the shielding coating or the shielding wire mesh is disposed inside the housing of the electrostatic discharge simulator in the area where the relay 12 is located; or,
- the shielding coating or the shielding wire mesh is arranged outside the housing of the electrostatic discharge simulator in the area where the relay is located; or
- the shielding coating or the shielding wire mesh is arranged on the outside of the relay.
- the shielding coating is connected to a ground conductor or a ground plane of the electrostatic discharge simulator
- the shielding wire mesh is connected to the ground conductor or ground plane of the ESD simulator.
- the shielding coating when the shielding layer is the shielding coating, the shielding coating includes a metal coating and a composite conductive material coating; when the shielding layer is the shielding wire mesh In the case of the above, the shielding wire mesh is a metal wire mesh.
- the composite conductive material coating includes a graphite coating, a carbon black coating, and a shielding film.
- Fig. 2 is the schematic diagram according to the electrostatic discharge simulator test of present embodiment, as shown in Fig. 2, electrostatic discharge simulator carries out electrostatic discharge immunity test to electronic product, and some electrostatic discharge simulators need external power supply line to supply power, To generate DC high voltage, some internally use rechargeable batteries for power supply, and the built-in circuit directly generates DC high voltage without external power supply.
- the ground wire needs to be connected to the ground plane.
- Fig. 3 is a schematic diagram of the circuit principle of the electrostatic discharge simulator according to the present embodiment.
- the DC high-voltage power supply can be generated by a built-in battery, or can be converted from an external alternating current
- the electrostatic discharge simulator has a built-in charging switch (Relay), charging resistor and energy storage capacitor.
- the electrostatic discharge simulator has a built-in discharge switch (realized by a relay), and the discharge resistor realizes electrostatic discharge through the discharge electrode.
- the distributed capacitance of the discharge circuit of the electrostatic discharge simulator and the energy storage capacitor form the internal capacitance together.
- R C charging resistance, R d discharging resistance, C S energy storage capacitor, C d distributed capacitance is the distributed capacitance of the electrostatic discharge simulator, C S + C d together constitute the internal capacitance of the electrostatic discharge simulator.
- Fig. 4 is the structural representation of the electrostatic discharge simulator according to the present embodiment, as shown in Fig. , a controller, a high-voltage generator and a physical switch part (area C), wherein the controller can be specifically realized by a control circuit.
- the coating material inside the electrostatic discharge simulator can be formed by metal powder plating, and the shielding coating can also be a composite conductive material such as graphite, carbon black coating, etc. or a shielding film, or a metal shielding silk screen.
- the internal relay position of the electrostatic discharge simulator, the coating material on the shell (outside) of the electrostatic discharge simulator can be formed by electroplating of metal powder, and the shielding coating can also be a composite conductive material such as graphite, carbon black coating, etc. or a shielding film. Metal shielding wire mesh can also be used.
- the structure and shape of the electrostatic discharge simulator has various forms. It can be designed as a gun-shaped shape or other shapes. It can be built with a battery or directly connected to an external AC power supply. Figure 5 is just the structure of the electrostatic discharge simulator. One form of the shape may also be other forms, which will not be repeated here.
- Area A shown in Figure 4 that is, the discharge electrode area, is generally designed to be pluggable and replaceable, and area B can be designed to be replaceable, or it can be fixed together with C.
- the relay inside the electrostatic discharge simulator can also be designed in the A area shown in Figure 4, or it may be designed in the C area.
- a shielding coating or a shielding screen can be made on the inside of the electrostatic discharge simulator shell, or a shielding coating or a shielding screen can be made on the outer surface, which can also achieve the purpose of shielding electromagnetic waves; the electrostatic discharge simulator uses
- the relay can also be shielded separately, that is, the functional device of the relay is shielded separately, and the input and output wiring and the shielding layer wiring (for grounding) are reserved; a relay can be used inside the electrostatic discharge simulator to complete the discharge switch function.
- a combination of multiple relays may be used to realize the discharge switch function.
- FIG. 5 is a flowchart of a radiation processing method for an electrostatic discharge simulator according to an embodiment of the present disclosure, as shown in FIG. 5 The process includes the following steps:
- Step S502 shielding the relay through the shielding layer, wherein the relay is set in the electrostatic discharge simulator, and the shielding layer is grounded;
- the shielding layer may specifically be a shielding coating or a shielding screen.
- Step S504 adjusting the energy storage capacitor built in the electrostatic discharge simulator according to the distributed capacitance formed by the shielding layer, and controlling the discharge voltage and waveform of the electrostatic discharge simulator to meet preset standards.
- the relay is shielded by the shielding layer, wherein the relay is arranged in the electrostatic discharge simulator, and the shielding layer is grounded; adjust the built-in electrostatic discharge simulator according to the distributed capacitance formed by the shielding layer
- the energy storage capacitor is used to control the discharge voltage and waveform of the electrostatic discharge simulator to meet the preset standards, which can solve the phenomenon of sensitivity to radiation generated by the electrostatic discharge simulator during the electrostatic discharge immunity test of electronic products in related technologies.
- shield and ground the relay that realizes the discharge switch function in the electrostatic discharge simulator to achieve the purpose of reducing the additional radiation limit and truly reflect the electrostatic discharge immunity of the tested product.
- the above step S502 may specifically include: shielding the relay through a shielding coating or a shielding wire mesh, wherein the shielding layer is a shielding coating or a shielding wire mesh, specifically, the shielding coating Or the shielding screen is arranged inside the housing of the electrostatic discharge simulator in the area where the relay is located; or, the shielding coating or the shielding screen is arranged outside the housing of the electrostatic discharge simulator in the area where the relay is located , specifically, it can be the outer surface of the electrostatic simulator housing, or it can be set against the outer surface, or it can be set with a certain gap from the outer surface; or the shielding coating or the shielding wire mesh is set on the outside of the relay , specifically, it may be the outer surface of the relay housing, or it may be placed close to the outer surface, or it may be set at a certain distance from the outer surface, that is, through the electrostatic discharge simulator housing inside the area where the relay is located.
- the shielding coating or the shielding wire mesh shields the relay; or, the relay is shielded by the shielding coating or the shielding wire mesh arranged on the outer surface of the electrostatic discharge simulator housing in the area where the relay is located. shielding; or shielding the relay through the shielding coating or the shielding wire mesh arranged on the outer surface of the relay.
- the shielding coating is connected to the ground conductor or ground plane of the electrostatic discharge simulator; if the shielding layer is the shielding wire mesh , the shielding wire mesh is connected to the ground conductor or ground plane of the electrostatic discharge simulator.
- the shielding coating when the shielding layer is the shielding coating, the shielding coating includes a metal coating and a composite conductive material coating; when the shielding layer is the shielding wire mesh In the case of the above, the shielding wire mesh is a metal wire mesh.
- the composite conductive material coating includes a graphite coating, a carbon black coating, and a shielding film.
- the additional radiation source generated by the discharge switch of the electrostatic discharge simulator (realized by a relay) is technically processed, and the position of the relay that realizes the discharge switch function in the electrostatic discharge simulator is shielded and grounded.
- the shielding layer is placed on the electrostatic gun body Wrap the position of the relay in the body or on the shell of the gun body or directly shield the relay.
- the shielding technology is to use metal coating or wire mesh for shielding.
- the shielding layer such as metal coating or wire mesh is overlapped Connect to the ground wire of the electrostatic discharge simulator to achieve the purpose of reducing its additional radiation limit, adjust the built-in energy storage capacitor of the electrostatic discharge simulator according to the distributed capacitance of the shielding layer, so that the electrostatic discharge simulation discharge voltage and waveform meet the standard requirements.
- the reduction of the radiation value of the electrostatic discharge simulator can well solve the phenomenon of sensitivity to the additional radiation generated by the electrostatic discharge simulator during the electrostatic discharge immunity test of electronic products in related fields, and can truly test the communication, information technology, medical,
- the electrostatic discharge immunity results of electronic products such as automobiles, home appliances, aviation, and aerospace reflect the electrostatic discharge immunity capability level of products in these fields.
- each module or each step of the above-mentioned disclosure can be realized by a general-purpose computing device, and they can be concentrated on a single computing device, or distributed in a network composed of multiple computing devices In fact, they can be implemented in program code executable by a computing device, and thus, they can be stored in a storage device to be executed by a computing device, and in some cases, can be executed in an order different from that shown here. Or described steps, or they are fabricated into individual integrated circuit modules, or multiple modules or steps among them are fabricated into a single integrated circuit module for implementation. As such, the present disclosure is not limited to any specific combination of hardware and software.
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Abstract
A radiation processing method for an electrostatic discharge simulator, and an electrostatic discharge simulator. The electrostatic discharge simulator comprises: a relay (12) and a shielding layer (14). The shielding layer (14) is used for shielding the relay (12), adjusting a built-in energy storage capacitor of the electrostatic discharge simulator according to distributed capacitance, and controlling the discharge voltage and waveform of the electrostatic discharge simulator to meet preset standards. The relay (12) is disposed in the electrostatic discharge simulator, and the shielding layer (14) is grounded. The problem in the related art that electronic products are sensitive to the radiation additionally generated by the electrostatic discharge simulator during an electrostatic discharge immunity test can be solved.
Description
相关申请的交叉引用Cross References to Related Applications
本公开基于2021年05月28日提交的发明名称为“一种静电放电模拟器的辐射处理方法及静电放电模拟器”的中国专利申请CN202110595187.4，并且要求该专利申请的优先权，通过引用将其所公开的内容全部并入本公开。This disclosure is based on the Chinese patent application CN202110595187.4 filed on May 28, 2021 with the title of "A Radiation Treatment Method for Electrostatic Discharge Simulator and Electrostatic Discharge Simulator", and claims the priority of this patent application, which is incorporated by reference All the disclosed contents are incorporated into this disclosure.
本公开实施例涉及信息技术领域，具体而言，涉及一种静电放电模拟器的辐射处理方法及静电放电模拟器。Embodiments of the present disclosure relate to the field of information technology, and in particular, relate to a radiation processing method of an electrostatic discharge simulator and an electrostatic discharge simulator.
目前产品实现中均未有对静电放电模拟器放电开关(继电器)产生额外的辐射进行采取措施的技术或方法，标准GB/T 7626.2-2018(IEC61000-4-2)中对静电放电模拟器辐射场均有描述，但未做出限值要求，因此目前依据标准生产的静电放电模拟器均未对放电开关(继电器)产生的额外辐射进行关注，均未采取措施来降低辐射，导致电子产品的静电放电抗扰度测试时出现对静电放电模拟器额外产生的辐射敏感现象。At present, there is no technology or method to take measures for the additional radiation generated by the discharge switch (relay) of the electrostatic discharge simulator in the implementation of the product. Fields are described, but no limit value requirements are made. Therefore, the current ESD simulators produced according to the standard do not pay attention to the additional radiation generated by the discharge switch (relay), and do not take measures to reduce the radiation, resulting in electronic products. During the ESD immunity test, there is an additional radiation sensitivity phenomenon generated by the ESD simulator.
针对相关技术中电子产品的静电放电抗扰度测试时出现对静电放电模拟器额外产生的辐射敏感现象的问题，尚未提出解决方案。Aiming at the problem of the additional radiation sensitivity phenomenon generated by the electrostatic discharge simulator during the electrostatic discharge immunity test of electronic products in the related art, no solution has been proposed yet.
发明内容Contents of the invention
本公开实施例提供了一种静电放电模拟器的辐射处理方法及静电放电模拟器，以至少解决相关技术中电子产品的静电放电抗扰度测试时出现对静电放电模拟器额外产生的辐射敏感现象的问题。Embodiments of the present disclosure provide a radiation processing method of an electrostatic discharge simulator and an electrostatic discharge simulator, so as to at least solve the phenomenon of radiation sensitivity additionally generated by the electrostatic discharge simulator during the electrostatic discharge immunity test of electronic products in the related art The problem.
根据本公开的一个实施例，提供了一种静电放电模拟器，包括：继电器与屏蔽层，其中，According to an embodiment of the present disclosure, an electrostatic discharge simulator is provided, including: a relay and a shielding layer, wherein,
所述屏蔽层，用于屏蔽继电器，根据分布电容调整所述静电放电模拟器内置的储能电容的方式，控制所述静电放电模拟器的放电电压及波形满足预设标准，其中，所述继电器设置于静电放电模拟器内，所述屏蔽层接地。The shielding layer is used to shield the relay, adjust the built-in energy storage capacitor of the electrostatic discharge simulator according to the distributed capacitance, and control the discharge voltage and waveform of the electrostatic discharge simulator to meet the preset standard, wherein the relay Set in the electrostatic discharge simulator, the shielding layer is grounded.
在一示例性实施例中，所述屏蔽层为屏蔽涂层或屏蔽丝网。In an exemplary embodiment, the shielding layer is a shielding coating or a shielding wire mesh.
在一示例性实施例中，所述屏蔽涂层或所述屏蔽丝网设置于所述继电器所在区域的静电放电模拟器壳体内侧；或者，In an exemplary embodiment, the shielding coating or the shielding wire mesh is arranged inside the housing of the electrostatic discharge simulator in the area where the relay is located; or,
所述屏蔽涂层或所述屏蔽丝网设置于所述继电器所在区域的静电放电模拟器壳体外表面；或者The shielding coating or the shielding screen is arranged on the outer surface of the electrostatic discharge simulator housing in the area where the relay is located; or
所述屏蔽涂层或所述屏蔽丝网设置于所述继电器外表面。The shielding coating or the shielding wire mesh is arranged on the outer surface of the relay.
在一示例性实施例中，在所述屏蔽层为所述屏蔽涂层的情况下，所述屏蔽涂层连接到所述静电放电模拟器的接地导体或接地平面上；In an exemplary embodiment, where the shielding layer is the shielding coating, the shielding coating is connected to a ground conductor or a ground plane of the electrostatic discharge simulator;
在所述屏蔽层为所述屏蔽丝网的情况下，所述屏蔽丝网连接到所述静电放电模拟器的接地导体或接地平面上。In case the shielding layer is the shielding wire mesh, the shielding wire mesh is connected to a ground conductor or a ground plane of the electrostatic discharge simulator.
在一示例性实施例中，在所述屏蔽层为所述屏蔽涂层的情况下，所述屏蔽涂层包括金属涂层、复合导电材料涂层；在所述屏蔽层为所述屏蔽丝网的情况下，所述屏蔽丝网为金属丝网。In an exemplary embodiment, when the shielding layer is the shielding coating, the shielding coating includes a metal coating and a composite conductive material coating; when the shielding layer is the shielding wire mesh In the case of the above, the shielding wire mesh is a metal wire mesh.
在一示例性实施例中，所述复合导电材料涂层包括石墨涂层、炭黑涂层、屏蔽薄膜。In an exemplary embodiment, the composite conductive material coating includes a graphite coating, a carbon black coating, and a shielding film.
根据本公开的另一个实施例，还提供了一种静电放电模拟器的辐射处理方法，包括：According to another embodiment of the present disclosure, a radiation treatment method of an electrostatic discharge simulator is also provided, including:
通过屏蔽层屏蔽继电器，其中，所述继电器设置于静电放电模拟器内，所述屏蔽层接地；The relay is shielded by a shielding layer, wherein the relay is arranged in an electrostatic discharge simulator, and the shielding layer is grounded;
根据所述屏蔽层形成的分布电容调整所述静电放电模拟器内置的储能电容的方式，控制所述静电放电模拟器的放电电压及波形满足预设标准。According to the distributed capacitance formed by the shielding layer, the energy storage capacitor built in the electrostatic discharge simulator is adjusted to control the discharge voltage and waveform of the electrostatic discharge simulator to meet preset standards.
在一示例性实施例中，所述屏蔽层为屏蔽涂层或屏蔽丝网。In an exemplary embodiment, the shielding layer is a shielding coating or a shielding wire mesh.
在一示例性实施例中，所述屏蔽涂层或所述屏蔽丝网设置于所述继电器所在区域的静电放电模拟器壳体内侧；或者，In an exemplary embodiment, the shielding coating or the shielding wire mesh is arranged inside the housing of the electrostatic discharge simulator in the area where the relay is located; or,
所述屏蔽涂层或所述屏蔽丝网设置于所述继电器所在区域的静电放电模拟器壳体外侧；或者The shielding coating or the shielding wire mesh is arranged outside the housing of the electrostatic discharge simulator in the area where the relay is located; or
所述屏蔽涂层或所述屏蔽丝网设置于所述继电器外侧。The shielding coating or the shielding wire mesh is arranged on the outside of the relay.
在一示例性实施例中，在屏蔽层为所述屏蔽涂层的情况下，所述屏蔽涂层连接到所述静电放电模拟器的接地导体或接地平面上；In an exemplary embodiment, where the shielding layer is the shielding coating, the shielding coating is connected to a ground conductor or a ground plane of the electrostatic discharge simulator;
在所述屏蔽层为所述屏蔽丝网的情况下，所述屏蔽丝网连接到所述静电放电模拟器的接地导体或接地平面上。In case the shielding layer is the shielding wire mesh, the shielding wire mesh is connected to a ground conductor or a ground plane of the electrostatic discharge simulator.
在一示例性实施例中，在所述屏蔽层为所述屏蔽涂层的情况下，所述屏蔽涂层包括金属涂层、复合导电材料涂层；在所述屏蔽层为所述屏蔽丝网的情况下，所述屏蔽丝网为金属丝网。In an exemplary embodiment, when the shielding layer is the shielding coating, the shielding coating includes a metal coating and a composite conductive material coating; when the shielding layer is the shielding wire mesh In the case of the above, the shielding wire mesh is a metal wire mesh.
在一示例性实施例中，所述复合导电材料涂层包括石墨涂层、炭黑涂层、屏蔽薄膜。In an exemplary embodiment, the composite conductive material coating includes a graphite coating, a carbon black coating, and a shielding film.
本公开实施例，通过屏蔽层屏蔽继电器，其中，所述继电器设置于静电放电模拟器内，所述屏蔽层接地；根据所述屏蔽层形成的分布电容调整所述静电放电模拟器内置的储能电容的方式，控制所述静电放电模拟器的放电电压及波形满足预设标准，可以解决相关技术中电子产品的静电放电抗扰度测试时出现对静电放电模拟器额外产生的辐射敏感现象的问题，通过对静电放电模拟器内实现放电开关功能的继电器进行屏蔽和接地处理，以达到降低额外辐射限值的目的，真实反应出被测试产品的静电放电抗扰度能力。In an embodiment of the present disclosure, the relay is shielded by a shielding layer, wherein the relay is set in the electrostatic discharge simulator, and the shielding layer is grounded; the built-in energy storage of the electrostatic discharge simulator is adjusted according to the distributed capacitance formed by the shielding layer Capacitive way, controlling the discharge voltage and waveform of the electrostatic discharge simulator to meet the preset standard, can solve the problem of the radiation sensitivity phenomenon additionally generated by the electrostatic discharge simulator during the electrostatic discharge immunity test of electronic products in the related art , by shielding and grounding the relay that realizes the discharge switch function in the electrostatic discharge simulator, in order to achieve the purpose of reducing the additional radiation limit, and truly reflect the electrostatic discharge immunity capability of the tested product.
图1是根据本公开实施例的静电放电模拟器的辐射处理方法的流程图；1 is a flowchart of a radiation processing method of an electrostatic discharge simulator according to an embodiment of the present disclosure;
图2是根据本实施例的静电放电模拟器的框图；Fig. 2 is a block diagram of the electrostatic discharge simulator according to the present embodiment;
图3是根据本实施例的静电放电模拟器测试的示意图；Fig. 3 is the schematic diagram according to the electrostatic discharge simulator test of the present embodiment;
图4是根据本实施例的静电放电模拟器电路原理的示意图；Fig. 4 is the schematic diagram of the circuit principle of electrostatic discharge simulator according to the present embodiment;
图5是根据本实施例的静电放电模拟器的结构示意图。FIG. 5 is a schematic structural diagram of an electrostatic discharge simulator according to this embodiment.
下文中将参考附图并结合实施例来详细说明本公开的实施例。Hereinafter, embodiments of the present disclosure will be described in detail with reference to the drawings and in combination with the embodiments.
需要说明的是，本公开的说明书和权利要求书及上述附图中的术语“第一”、“第二”等 是用于区别类似的对象，而不必用于描述特定的顺序或先后次序。It should be noted that the terms "first" and "second" in the specification and claims of the present disclosure and the above drawings are used to distinguish similar objects, but not necessarily used to describe a specific sequence or sequence.
本实施例，提供了一种静电放电模拟器，图1是根据本实施例的静电放电模拟器的框图，如图1所示，包括：继电器12与屏蔽层14，其中，This embodiment provides an electrostatic discharge simulator. FIG. 1 is a block diagram of an electrostatic discharge simulator according to this embodiment, as shown in FIG. 1 , including: a relay 12 and a shielding layer 14, wherein,
所述屏蔽层14，用于屏蔽继电器，根据分布电容调整所述静电放电模拟器内置的储能电容的方式，控制所述静电放电模拟器的放电电压及波形满足预设标准，其中，所述继电器设置于静电放电模拟器内，所述屏蔽层14接地。The shielding layer 14 is used to shield the relay, adjust the built-in energy storage capacitor of the electrostatic discharge simulator according to the distributed capacitance, and control the discharge voltage and waveform of the electrostatic discharge simulator to meet preset standards, wherein the The relay is arranged in the electrostatic discharge simulator, and the shielding layer 14 is grounded.
在一示例性实施例中，所述屏蔽层14为所述屏蔽涂层或所述屏蔽丝网。In an exemplary embodiment, the shielding layer 14 is the shielding coating or the shielding wire mesh.
在一示例性实施例中，所述屏蔽涂层或所述屏蔽丝网设置于所述继电器12所在区域的静电放电模拟器壳体内侧；或者，In an exemplary embodiment, the shielding coating or the shielding wire mesh is disposed inside the housing of the electrostatic discharge simulator in the area where the relay 12 is located; or,
所述屏蔽涂层或所述屏蔽丝网设置于所述继电器所在区域的静电放电模拟器壳体外侧；或者The shielding coating or the shielding wire mesh is arranged outside the housing of the electrostatic discharge simulator in the area where the relay is located; or
所述屏蔽涂层或所述屏蔽丝网设置于所述继电器外侧。The shielding coating or the shielding wire mesh is arranged on the outside of the relay.
在一示例性实施例中，在所述屏蔽层14为所述屏蔽涂层的情况下，所述屏蔽涂层连接到所述静电放电模拟器的接地导体或接地平面上；In an exemplary embodiment, when the shielding layer 14 is the shielding coating, the shielding coating is connected to a ground conductor or a ground plane of the electrostatic discharge simulator;
在所述屏蔽层14为所述屏蔽丝网的情况下，所述屏蔽丝网连接到所述静电放电模拟器的接地导体或接地平面上。In case the shielding layer 14 is the shielding wire mesh, the shielding wire mesh is connected to the ground conductor or ground plane of the ESD simulator.
在一示例性实施例中，在所述屏蔽层为所述屏蔽涂层的情况下，所述屏蔽涂层包括金属涂层、复合导电材料涂层；在所述屏蔽层为所述屏蔽丝网的情况下，所述屏蔽丝网为金属丝网。In an exemplary embodiment, when the shielding layer is the shielding coating, the shielding coating includes a metal coating and a composite conductive material coating; when the shielding layer is the shielding wire mesh In the case of the above, the shielding wire mesh is a metal wire mesh.
在一示例性实施例中，所述复合导电材料涂层包括石墨涂层、炭黑涂层、屏蔽薄膜。In an exemplary embodiment, the composite conductive material coating includes a graphite coating, a carbon black coating, and a shielding film.
图2是根据本实施例的静电放电模拟器测试的示意图，如图2所示，静电放电模拟器对电子产品进行静电放电抗扰性测试，静电放电模拟器有的需要外接电源线进行供电，以产生直流高压，有的内部采用可充电电池进行供电，由内置电路直接产生直流高压，不外接电源线供电。静电放电模拟器在测试时，需要接地线到地平面。Fig. 2 is the schematic diagram according to the electrostatic discharge simulator test of present embodiment, as shown in Fig. 2, electrostatic discharge simulator carries out electrostatic discharge immunity test to electronic product, and some electrostatic discharge simulators need external power supply line to supply power, To generate DC high voltage, some internally use rechargeable batteries for power supply, and the built-in circuit directly generates DC high voltage without external power supply. When testing the electrostatic discharge simulator, the ground wire needs to be connected to the ground plane.
图3是根据本实施例的静电放电模拟器电路原理的示意图，如图3所示，直流高压电源可以由内置电池产生，也可以通过外接交流电进行转换而成，静电放电模拟器内置充电开关(继电器)、充电电阻及储能电容。静电放电模拟器内置放电开关(通过继电器实现)，和放电电阻通过放电电极实现静电放电，静电放电模拟器放电电路分布电容和储能电容共同形成内部电容。Fig. 3 is a schematic diagram of the circuit principle of the electrostatic discharge simulator according to the present embodiment. As shown in Fig. 3, the DC high-voltage power supply can be generated by a built-in battery, or can be converted from an external alternating current, and the electrostatic discharge simulator has a built-in charging switch ( Relay), charging resistor and energy storage capacitor. The electrostatic discharge simulator has a built-in discharge switch (realized by a relay), and the discharge resistor realizes electrostatic discharge through the discharge electrode. The distributed capacitance of the discharge circuit of the electrostatic discharge simulator and the energy storage capacitor form the internal capacitance together.
其中，R
C充电电阻，R
d放电电阻，C
S储能电容，C
d分布电容为静电放电模拟器的分布电容，C
S+C
d共同组成静电放电模拟器内部电容。
Among them, R C charging resistance, R d discharging resistance, C S energy storage capacitor, C d distributed capacitance is the distributed capacitance of the electrostatic discharge simulator, C S + C d together constitute the internal capacitance of the electrostatic discharge simulator.
本实施例，不改变静电放电模拟器的电路原理，仅对静电放电模拟器放电开关(继电器)位置增加相关的屏蔽和接地处理，相关的屏蔽层形成静电放电模拟器内部分布电容，通过调整储能电容，使其和分布电容值之和满足要求，达到降低静电放电模拟器放电瞬间产生额外辐射水平。In this embodiment, without changing the circuit principle of the ESD simulator, only the relevant shielding and grounding treatment is added to the position of the discharge switch (relay) of the ESD simulator, and the relevant shielding layer forms the internal distributed capacitance of the ESD simulator. Capacitance, so that the sum of the distributed capacitance and the distributed capacitance meets the requirements, so as to reduce the extra radiation level generated at the moment of discharge by the electrostatic discharge simulator.
图4是根据本实施例的静电放电模拟器的结构示意图，如图4所示，一般由放电电极部分(A区域)、放电开关(继电器)、放电电阻及电容部分(B区域)、显示屏、控制器、高压发生器和物理开关部分(C区域)组成，其中，控制器具体可以通过控制电路实现。Fig. 4 is the structural representation of the electrostatic discharge simulator according to the present embodiment, as shown in Fig. , a controller, a high-voltage generator and a physical switch part (area C), wherein the controller can be specifically realized by a control circuit.
对继电器所在的位置的外壳内侧进行涂层屏蔽或金属丝网状屏蔽，并对屏蔽层进行和静 电放电模拟器的地进行连接。Provide coating shielding or wire mesh shielding on the inside of the housing where the relay is located, and connect the shielding layer to the ground of the electrostatic discharge simulator.
静电放电模拟器内部继电器位置，静电放电模拟器内侧涂层材料可以为金属粉末电镀形成，屏蔽涂层也可以是复合导电类材料如石墨、炭黑涂层等或屏蔽薄膜，也可采用金属屏蔽丝网。The position of the internal relay of the electrostatic discharge simulator. The coating material inside the electrostatic discharge simulator can be formed by metal powder plating, and the shielding coating can also be a composite conductive material such as graphite, carbon black coating, etc. or a shielding film, or a metal shielding silk screen.
静电放电模拟器内部继电器位置，静电放电模拟器壳体上(外侧)涂层材料可以为金属粉末电镀形成，屏蔽涂层也可以是复合导电类材料如石墨、炭黑涂层等或屏蔽薄膜，也可采用金属屏蔽丝网。The internal relay position of the electrostatic discharge simulator, the coating material on the shell (outside) of the electrostatic discharge simulator can be formed by electroplating of metal powder, and the shielding coating can also be a composite conductive material such as graphite, carbon black coating, etc. or a shielding film. Metal shielding wire mesh can also be used.
静电放电模拟器结构外形有多种形式，可以设计成枪形的外形也可以设计成其它形式的外形结构，可以内置电池，也可以直接外接交流电源的方式，图5仅仅是静电放电模拟器结构外形的一种形式，还可以是其他形式，在此不再赘述。The structure and shape of the electrostatic discharge simulator has various forms. It can be designed as a gun-shaped shape or other shapes. It can be built with a battery or directly connected to an external AC power supply. Figure 5 is just the structure of the electrostatic discharge simulator. One form of the shape may also be other forms, which will not be repeated here.
如图4所示的A区域，即放电电极区域，一般都设计成可插拔替换的形式，B区域，可以设计成可替换方式，也可以和C固定在一起。静电放电模拟器内部的继电器也可以设计在图4所示的A区域，也可能设计在C区域。静电放电模拟器内部继电器所在区域静电放电模拟器壳体内侧做屏蔽涂层或屏蔽丝网，也可以在外表面做屏蔽涂层或屏蔽丝网，同样达到屏蔽电磁波的目的；静电放电模拟器使用的继电器也可以单独对继电器进行屏蔽处理，即对继电器这个功能器件单独进行屏蔽，保留输入和输出接线和屏蔽层接线(供接地)；静电放电模拟器内部可以采用一只继电器完成放电开关功能，也可能采用多只继电器组合实现放电开关功能。Area A shown in Figure 4, that is, the discharge electrode area, is generally designed to be pluggable and replaceable, and area B can be designed to be replaceable, or it can be fixed together with C. The relay inside the electrostatic discharge simulator can also be designed in the A area shown in Figure 4, or it may be designed in the C area. In the area where the internal relay of the electrostatic discharge simulator is located, a shielding coating or a shielding screen can be made on the inside of the electrostatic discharge simulator shell, or a shielding coating or a shielding screen can be made on the outer surface, which can also achieve the purpose of shielding electromagnetic waves; the electrostatic discharge simulator uses The relay can also be shielded separately, that is, the functional device of the relay is shielded separately, and the input and output wiring and the shielding layer wiring (for grounding) are reserved; a relay can be used inside the electrostatic discharge simulator to complete the discharge switch function. A combination of multiple relays may be used to realize the discharge switch function.
基于上述静电放电模拟器，本实施例，还提供了一种静电放电模拟器的辐射处理方法，图5是根据本公开实施例的静电放电模拟器的辐射处理方法的流程图，如图5所示，该流程包括如下步骤：Based on the electrostatic discharge simulator described above, this embodiment also provides a radiation processing method for an electrostatic discharge simulator. FIG. 5 is a flowchart of a radiation processing method for an electrostatic discharge simulator according to an embodiment of the present disclosure, as shown in FIG. 5 The process includes the following steps:
步骤S502，通过屏蔽层屏蔽继电器，其中，所述继电器设置于静电放电模拟器内，所述屏蔽层接地；Step S502, shielding the relay through the shielding layer, wherein the relay is set in the electrostatic discharge simulator, and the shielding layer is grounded;
本实施例中，屏蔽层具体可以是屏蔽涂层或屏蔽丝网。In this embodiment, the shielding layer may specifically be a shielding coating or a shielding screen.
步骤S504，根据所述屏蔽层形成的分布电容调整所述静电放电模拟器内置的储能电容的方式，控制所述静电放电模拟器的放电电压及波形满足预设标准。Step S504, adjusting the energy storage capacitor built in the electrostatic discharge simulator according to the distributed capacitance formed by the shielding layer, and controlling the discharge voltage and waveform of the electrostatic discharge simulator to meet preset standards.
通过上述步骤S502至S504，通过屏蔽层屏蔽继电器，其中，所述继电器设置于静电放电模拟器内，所述屏蔽层接地；根据所述屏蔽层形成的分布电容调整所述静电放电模拟器内置的储能电容的方式，控制所述静电放电模拟器的放电电压及波形满足预设标准，可以解决相关技术中电子产品的静电放电抗扰度测试时出现对静电放电模拟器额外产生的辐射敏感现象的问题，通过对静电放电模拟器内实现放电开关功能的继电器进行屏蔽和接地处理，以达到降低额外辐射限值的目的，真实反应出被测试产品的静电放电抗扰度能力。Through the above steps S502 to S504, the relay is shielded by the shielding layer, wherein the relay is arranged in the electrostatic discharge simulator, and the shielding layer is grounded; adjust the built-in electrostatic discharge simulator according to the distributed capacitance formed by the shielding layer The energy storage capacitor is used to control the discharge voltage and waveform of the electrostatic discharge simulator to meet the preset standards, which can solve the phenomenon of sensitivity to radiation generated by the electrostatic discharge simulator during the electrostatic discharge immunity test of electronic products in related technologies To solve the problem, shield and ground the relay that realizes the discharge switch function in the electrostatic discharge simulator to achieve the purpose of reducing the additional radiation limit and truly reflect the electrostatic discharge immunity of the tested product.
本实施例中，上述步骤S502具体可以包括：通过屏蔽涂层或屏蔽丝网对所述继电器进行屏蔽，其中，所述屏蔽层为屏蔽涂层或屏蔽丝网，具体的，所述屏蔽涂层或所述屏蔽丝网设置于所述继电器所在区域的静电放电模拟器壳体内侧；或者，所述屏蔽涂层或所述屏蔽丝网设置于所述继电器所在区域的静电放电模拟器壳体外侧，具体可以是静电模拟器壳体的外表面，也可以是贴着外表面设置，还可以是距离外表面一定空隙设置；或者所述屏蔽涂层或所述屏蔽丝网设置于所述继电器外侧，具体可以是继电器壳体的外表面，也可以是贴着外表面 设置，还可以是距离外表面一定空隙设置，即通过设置于所述继电器所在区域的静电放电模拟器壳体内侧的所述屏蔽涂层或所述屏蔽丝网对所述继电器进行屏蔽；或者，通过设置于所述继电器所在区域的静电放电模拟器壳体外表面的所述屏蔽涂层或所述屏蔽丝网对所述继电器进行屏蔽；或者通过设置于所述继电器外表面的所述屏蔽涂层或所述屏蔽丝网对所述继电器进行屏蔽。In this embodiment, the above step S502 may specifically include: shielding the relay through a shielding coating or a shielding wire mesh, wherein the shielding layer is a shielding coating or a shielding wire mesh, specifically, the shielding coating Or the shielding screen is arranged inside the housing of the electrostatic discharge simulator in the area where the relay is located; or, the shielding coating or the shielding screen is arranged outside the housing of the electrostatic discharge simulator in the area where the relay is located , specifically, it can be the outer surface of the electrostatic simulator housing, or it can be set against the outer surface, or it can be set with a certain gap from the outer surface; or the shielding coating or the shielding wire mesh is set on the outside of the relay , specifically, it may be the outer surface of the relay housing, or it may be placed close to the outer surface, or it may be set at a certain distance from the outer surface, that is, through the electrostatic discharge simulator housing inside the area where the relay is located. The shielding coating or the shielding wire mesh shields the relay; or, the relay is shielded by the shielding coating or the shielding wire mesh arranged on the outer surface of the electrostatic discharge simulator housing in the area where the relay is located. shielding; or shielding the relay through the shielding coating or the shielding wire mesh arranged on the outer surface of the relay.
在一示例性实施例中，若屏蔽层为所述屏蔽涂层，所述屏蔽涂层连接到所述静电放电模拟器的接地导体或接地平面上；若所述屏蔽层为所述屏蔽丝网，所述屏蔽丝网连接到所述静电放电模拟器的接地导体或接地平面上。In an exemplary embodiment, if the shielding layer is the shielding coating, the shielding coating is connected to the ground conductor or ground plane of the electrostatic discharge simulator; if the shielding layer is the shielding wire mesh , the shielding wire mesh is connected to the ground conductor or ground plane of the electrostatic discharge simulator.
在一示例性实施例中，在所述屏蔽层为所述屏蔽涂层的情况下，所述屏蔽涂层包括金属涂层、复合导电材料涂层；在所述屏蔽层为所述屏蔽丝网的情况下，所述屏蔽丝网为金属丝网。In an exemplary embodiment, when the shielding layer is the shielding coating, the shielding coating includes a metal coating and a composite conductive material coating; when the shielding layer is the shielding wire mesh In the case of the above, the shielding wire mesh is a metal wire mesh.
在一示例性实施例中，所述复合导电材料涂层包括石墨涂层、炭黑涂层、屏蔽薄膜。In an exemplary embodiment, the composite conductive material coating includes a graphite coating, a carbon black coating, and a shielding film.
本实施例通过对静电放电模拟器的放电开关(通过继电器实现)产生额外的辐射来源进行技术处理，对静电放电模拟器内实现放电开关功能继电器位置进行屏蔽和接地处理，屏蔽层在静电枪体体内或在枪体外壳上包裹继电器位置或直接对继电器进行屏蔽处理，屏蔽技术为采取金属涂层或金属丝网状进行屏蔽，屏蔽处理后并将屏蔽层如金属涂层或金属丝网状搭接到静电放电模拟器的接地线上，以达到降低其额外辐射限值的目的，根据屏蔽层的分布电容调整静电放电模拟器内置储能电容，使静电放电模拟放电电压及波形满足标准要求。静电放电模拟器辐射值的降低，可以很好的解决相关领域电子产品的静电放电抗扰度测试时出现对静电放电模拟器额外产生的辐射敏感现象，可以真实测试出通讯、信息技术、医疗、汽车、家电、航空、航天等电子产品的静电放电抗扰度结果，反应出此类领域产品的静电放电抗扰度能力水平。In this embodiment, the additional radiation source generated by the discharge switch of the electrostatic discharge simulator (realized by a relay) is technically processed, and the position of the relay that realizes the discharge switch function in the electrostatic discharge simulator is shielded and grounded. The shielding layer is placed on the electrostatic gun body Wrap the position of the relay in the body or on the shell of the gun body or directly shield the relay. The shielding technology is to use metal coating or wire mesh for shielding. After shielding, the shielding layer such as metal coating or wire mesh is overlapped Connect to the ground wire of the electrostatic discharge simulator to achieve the purpose of reducing its additional radiation limit, adjust the built-in energy storage capacitor of the electrostatic discharge simulator according to the distributed capacitance of the shielding layer, so that the electrostatic discharge simulation discharge voltage and waveform meet the standard requirements. The reduction of the radiation value of the electrostatic discharge simulator can well solve the phenomenon of sensitivity to the additional radiation generated by the electrostatic discharge simulator during the electrostatic discharge immunity test of electronic products in related fields, and can truly test the communication, information technology, medical, The electrostatic discharge immunity results of electronic products such as automobiles, home appliances, aviation, and aerospace reflect the electrostatic discharge immunity capability level of products in these fields.
显然，本领域的技术人员应该明白，上述的本公开的各模块或各步骤可以用通用的计算装置来实现，它们可以集中在单个的计算装置上，或者分布在多个计算装置所组成的网络上，它们可以用计算装置可执行的程序代码来实现，从而，可以将它们存储在存储装置中由计算装置来执行，并且在某些情况下，可以以不同于此处的顺序执行所示出或描述的步骤，或者将它们分别制作成各个集成电路模块，或者将它们中的多个模块或步骤制作成单个集成电路模块来实现。这样，本公开不限制于任何特定的硬件和软件结合。Obviously, those skilled in the art should understand that each module or each step of the above-mentioned disclosure can be realized by a general-purpose computing device, and they can be concentrated on a single computing device, or distributed in a network composed of multiple computing devices In fact, they can be implemented in program code executable by a computing device, and thus, they can be stored in a storage device to be executed by a computing device, and in some cases, can be executed in an order different from that shown here. Or described steps, or they are fabricated into individual integrated circuit modules, or multiple modules or steps among them are fabricated into a single integrated circuit module for implementation. As such, the present disclosure is not limited to any specific combination of hardware and software.
以上所述仅为本公开的优选实施例而已，并不用于限制本公开，对于本领域的技术人员来说，本公开可以有各种更改和变化。凡在本公开的原则之内，所作的任何修改、等同替换、改进等，均应包含在本公开的保护范围之内。The above descriptions are only preferred embodiments of the present disclosure, and are not intended to limit the present disclosure. For those skilled in the art, the present disclosure may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the principle of the present disclosure shall be included in the protection scope of the present disclosure.
Claims (10)
- 一种静电放电模拟器，包括：继电器与屏蔽层，其中，An electrostatic discharge simulator, comprising: a relay and a shielding layer, wherein,所述屏蔽层，用于屏蔽所述继电器，根据分布电容调整所述静电放电模拟器内置的储能电容的方式，控制所述静电放电模拟器的放电电压及波形满足预设标准，其中，所述继电器设置于静电放电模拟器内，所述屏蔽层接地。The shielding layer is used to shield the relay, adjust the built-in energy storage capacitor of the electrostatic discharge simulator according to the distributed capacitance, and control the discharge voltage and waveform of the electrostatic discharge simulator to meet the preset standard, wherein the The relay is arranged in the electrostatic discharge simulator, and the shielding layer is grounded.
- 根据权利要求1所述的静电放电模拟器，其中，The electrostatic discharge simulator according to claim 1, wherein,所述屏蔽层为屏蔽涂层或屏蔽丝网。The shielding layer is a shielding coating or a shielding screen.
- 根据权利要求2所述的静电放电模拟器，其中，The electrostatic discharge simulator according to claim 2, wherein,所述屏蔽涂层或所述屏蔽丝网设置于所述继电器所在区域的静电放电模拟器壳体内侧；或者，The shielding coating or the shielding screen is arranged inside the electrostatic discharge simulator housing in the area where the relay is located; or,所述屏蔽涂层或所述屏蔽丝网设置于所述继电器所在区域的静电放电模拟器壳体外侧；或者The shielding coating or the shielding wire mesh is arranged outside the housing of the electrostatic discharge simulator in the area where the relay is located; or所述屏蔽涂层或所述屏蔽丝网设置于所述继电器外侧。The shielding coating or the shielding wire mesh is arranged on the outside of the relay.
- 根据权利要求2所述的静电放电模拟器，其中，The electrostatic discharge simulator according to claim 2, wherein,在所述屏蔽层为所述屏蔽涂层的情况下，所述屏蔽涂层连接到所述静电放电模拟器的接地导体或接地平面上；Where the shielding layer is the shielding coating, the shielding coating is connected to a ground conductor or ground plane of the ESD simulator;在所述屏蔽层为所述屏蔽丝网的情况下，所述屏蔽丝网连接到所述静电放电模拟器的接地导体或接地平面上。In case the shielding layer is the shielding wire mesh, the shielding wire mesh is connected to a ground conductor or a ground plane of the electrostatic discharge simulator.
- 根据权利要求2至4中任一项所述的静电放电模拟器，其中，在所述屏蔽层为所述屏蔽涂层的情况下，所述屏蔽涂层包括金属涂层、复合导电材料涂层；在所述屏蔽层为所述屏蔽丝网的情况下，所述屏蔽丝网为金属丝网。The electrostatic discharge simulator according to any one of claims 2 to 4, wherein, in the case where the shielding layer is the shielding coating, the shielding coating comprises a metal coating, a composite conductive material coating ; In the case where the shielding layer is the shielding wire mesh, the shielding wire mesh is a wire mesh.
- 根据权利要求5所述的静电放电模拟器，其中，所述复合导电材料涂层包括石墨涂层、炭黑涂层、屏蔽薄膜。The electrostatic discharge simulator according to claim 5, wherein the composite conductive material coating comprises a graphite coating, a carbon black coating, and a shielding film.
- 一种静电放电模拟器的辐射处理方法，包括：A radiation treatment method for an electrostatic discharge simulator, comprising:通过屏蔽层屏蔽继电器，其中，所述继电器设置于静电放电模拟器内，所述屏蔽层接地；The relay is shielded by a shielding layer, wherein the relay is arranged in an electrostatic discharge simulator, and the shielding layer is grounded;根据所述屏蔽层形成的分布电容调整所述静电放电模拟器内置的储能电容的方式，控制所述静电放电模拟器的放电电压及波形满足预设标准。According to the distributed capacitance formed by the shielding layer, the energy storage capacitor built in the electrostatic discharge simulator is adjusted to control the discharge voltage and waveform of the electrostatic discharge simulator to meet preset standards.
- 根据权利要求7所述的方法，其中，所述屏蔽层为屏蔽涂层或屏蔽丝网。The method according to claim 7, wherein the shielding layer is a shielding coating or a shielding wire mesh.
- 根据权利要求8所述的方法，其中，所述屏蔽涂层或所述屏蔽丝网设置于所述继电器所在区域的静电放电模拟器壳体内侧；或者，The method according to claim 8, wherein the shielding coating or the shielding wire mesh is disposed inside the electrostatic discharge simulator housing in the area where the relay is located; or,所述屏蔽涂层或所述屏蔽丝网设置于所述继电器所在区域的静电放电模拟器壳体外侧；或者The shielding coating or the shielding wire mesh is arranged outside the housing of the electrostatic discharge simulator in the area where the relay is located; or所述屏蔽涂层或所述屏蔽丝网设置于所述继电器外侧。The shielding coating or the shielding wire mesh is arranged on the outside of the relay.
- 根据权利要求8所述的方法，其中，The method of claim 8, wherein,在屏蔽层为所述屏蔽涂层的情况下，所述屏蔽涂层连接到所述静电放电模拟器的接地导体或接地平面上；Where the shielding layer is the shielding coating, the shielding coating is connected to a ground conductor or ground plane of the ESD simulator;在所述屏蔽层为所述屏蔽丝网的情况下，所述屏蔽丝网连接到所述静电放电模拟器的接地导体或接地平面上。In case the shielding layer is the shielding wire mesh, the shielding wire mesh is connected to a ground conductor or a ground plane of the electrostatic discharge simulator.
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