CN108828302A - A kind of Surge Protector detection system based on repeated detection - Google Patents
A kind of Surge Protector detection system based on repeated detection Download PDFInfo
- Publication number
- CN108828302A CN108828302A CN201810743405.2A CN201810743405A CN108828302A CN 108828302 A CN108828302 A CN 108828302A CN 201810743405 A CN201810743405 A CN 201810743405A CN 108828302 A CN108828302 A CN 108828302A
- Authority
- CN
- China
- Prior art keywords
- surge protector
- current value
- detection
- voltage
- sent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16576—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing DC or AC voltage with one threshold
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The Surge Protector detection system based on repeated detection that the invention discloses a kind of, including：The first initial current value A is preset in control device0, the second initial current value B0, first threshold A1With second threshold B1；Surge Protector is sent to the first detection device by control device instruction control transmission device; apply first voltage to the both ends of Surge Protector by the first detection device; and obtain the first current value A for flowing through the leakage current of Surge Protector; instruct control transmission device that Surge Protector is sent to second detection device again; apply second voltage to the both ends of Surge Protector by second detection device; and the second current value B for flowing through the leakage current of Surge Protector is obtained, will | A-A0| with A1It is compared, incites somebody to action | B-B0| with B1It is compared, when | A-A0| < A1And | B-B0| < B1When, control device instruction control transmission device will be sent to first outlet through Surge Protector, and otherwise, control device instruction control transmission device will be sent to second outlet through Surge Protector.
Description
Technical field
The present invention relates to Surge Protector technical field more particularly to a kind of Surge Protector detections based on repeated detection
System.
Background technique
With the high speed development of microelectronics electronic technology, using large scale integrated circuit as the communication of core, measurement, computer
The microelectronics systems such as network have been widely used in modern industry, agricultural, national defence, the every field of science and education and people's life.
In recent years, systemic breakdown caused by thunder and lightning and equipment damage can be found everywhere, and cause the loss of countless human and material resources.
Therefore Lightning Disaster and shocking preventing technology have obtained the extensive concern of various circles of society.
The a large amount of pulse energy bleed offs generated by lightning stroke can be entered ground within the shortest time by Surge Protector, make electronics
Equipment has been used widely from the harm of Lightning Electromagnetic Pulse, but during Surge Protector production, is had
A certain number of bad products, it would be desirable to which a kind of device separates these bad products.
Summary of the invention
Technical problems based on background technology, the Surge Protector inspection based on repeated detection that the invention proposes a kind of
Examining system；
A kind of Surge Protector detection system based on repeated detection proposed by the present invention, including：
Transmission device, for quartz resonator to be sent to predeterminated position；
First detection device for applying first voltage to the both ends of Surge Protector, and obtains and flows through Surge Protector
Leakage current the first current value A；
Second detection device for applying second voltage to the both ends of Surge Protector, and obtains and flows through Surge Protector
Leakage current the second current value B；
Control device is connect with transmission device, the first detection device and second detection device respectively；
The first initial current value A is preset in control device0, the second initial current value B0, first threshold A1And second threshold
B1；
Surge Protector is sent to the first detection device by control device instruction control transmission device, is filled by the first detection
It sets to the both ends of Surge Protector and applies first voltage, and obtain the first current value A for flowing through the leakage current of Surge Protector, then
Surge Protector is sent to second detection device by instruction control transmission device, by second detection device to Surge Protector
Both ends apply second voltage, and obtain the second current value B for flowing through the leakage current of Surge Protector, will | A-A0| with A1Compared
Compared with, will | B-B0| with B1It is compared, when | A-A0| < A1And | B-B0| < B1When, control device instruction control transmission device will be through
Surge Protector is sent to first outlet, and otherwise, control device instruction control transmission device will be sent to the through Surge Protector
Two outlets, wherein first voltage is less than second voltage.
Preferably, described first compare current value be to the both ends of qualified Surge Protector apply first voltage when, flow through
The current value of the leakage current of qualified Surge Protector.
Preferably, described second compare current value be to the both ends of qualified Surge Protector apply second voltage when, flow through
The current value of the leakage current of qualified Surge Protector.
Preferably, qualified product collection device is equipped at the first outlet.
Preferably, rejected product collection device is equipped at the second outlet.
In the present invention, by applying first voltage and second voltage respectively to the both ends of Surge Protector, obtain flowing through wave
The first current value and the second current value of the leakage current of surge protector, based on the first current value, the second current value and preset the
One compares current value, whether second to compare current value, first threshold and second threshold verifying Surge Protector qualified, in this way, logical
Crossing the both ends in Surge Protector and applying the not equal first voltage of voltage value and second voltage respectively to detect Surge Protector is
No qualification, more accurate to Surge Protector repeated detection and convenient compared to same voltage value, the present invention is by qualified surge
Protector product and bad Surge Protector product quickly distinguish, and improve the reliability of Surge Protector.
Detailed description of the invention
Fig. 1 is a kind of module diagram of the Surge Protector detection system based on repeated detection proposed by the present invention.
Specific embodiment
Referring to Fig.1, a kind of Surge Protector detection system based on repeated detection proposed by the present invention, including：
Transmission device, for quartz resonator to be sent to predeterminated position.
First detection device for applying first voltage to the both ends of Surge Protector, and obtains and flows through Surge Protector
Leakage current the first current value A.
Second detection device for applying second voltage to the both ends of Surge Protector, and obtains and flows through Surge Protector
Leakage current the second current value B.
Control device is connect with transmission device, the first detection device and second detection device respectively.
The first initial current value A is preset in control device0, the second initial current value B0, first threshold A1And second threshold
B1；
Surge Protector is sent to the first detection device by control device instruction control transmission device, is filled by the first detection
It sets to the both ends of Surge Protector and applies first voltage, and obtain the first current value A for flowing through the leakage current of Surge Protector, then
Surge Protector is sent to second detection device by instruction control transmission device, by second detection device to Surge Protector
Both ends apply second voltage, and obtain the second current value B for flowing through the leakage current of Surge Protector, will | A-A0| with A1Compared
Compared with, will | B-B0| with B1It is compared, when | A-A0| < A1And | B-B0| < B1When, control device instruction control transmission device will be through
Surge Protector is sent to first outlet, and otherwise, control device instruction control transmission device will be sent to the through Surge Protector
Two outlets, wherein first voltage is less than second voltage.
In concrete scheme, first compare current value be to the both ends of qualified Surge Protector apply first voltage when, stream
The current value of leakage current through qualified Surge Protector；Second to compare current value be to apply the to the both ends of qualified Surge Protector
When two voltage, the current value of the leakage current of qualified Surge Protector is flowed through, the reason is that Surge Protector model is different, is applying phase
When with voltage, the current value for flowing through the leakage current of the Surge Protector of different model is not necessarily identical.
It include metal oxide varistor in Surge Protector, and varistor is a kind of special with non-linear volt-ampere
Property resistance device, be mainly used for circuit bear over-voltage when carry out voltage clamping, absorb extra electric current to protect sensor
Part, resistor material are semiconductors, so it is a kind of semiconductor resistor.Apply electricity at Surge Protector both ends
After pressure, when Surge Protector is unqualified due to varistor, the current value for flowing through Surge Protector will be increased or reduced.Therefore
Whether by comparing the current value for flowing through Surge Protector with pre-set current value, it is qualified to Surge Protector to may be implemented
Determine, pre-set current value compares current value and second for first and compares current value.
Due to when applying excessive voltage, it is possible to cause the excessive pressure damages of Surge Protector, therefore in practical operation
In, first voltage and second voltage take the micro voltage of 0~1V or so.
In concrete scheme, it is equipped with qualified product collection device at the first outlet, is equipped with and does not conform at the second outlet
Lattice product collection device is respectively collected the Surge Protector flowed out from first outlet and second outlet.
In present embodiment, by applying first voltage and second voltage respectively to the both ends of Surge Protector, flowed
The first current value and the second current value of leakage current through Surge Protector based on the first current value, the second current value and are preset
First compare current value, second compare current value, first threshold and second threshold verifying Surge Protector it is whether qualified, such as
This, detects surge protection by applying the first voltage that voltage value does not wait and second voltage respectively at the both ends of Surge Protector
Whether device is qualified, and more accurate to Surge Protector repeated detection and convenient compared to same voltage value, the present invention will be qualified
Surge Protector product and bad Surge Protector product quickly distinguish, and improve the reliability of Surge Protector.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of Surge Protector detection system based on repeated detection, which is characterized in that including：
Transmission device, for quartz resonator to be sent to predeterminated position；
First detection device for applying first voltage to the both ends of Surge Protector, and obtains the leakage for flowing through Surge Protector
First current value A of electric current；
Second detection device for applying second voltage to the both ends of Surge Protector, and obtains the leakage for flowing through Surge Protector
Second current value B of electric current；
Control device is connect with transmission device, the first detection device and second detection device respectively；
The first initial current value A is preset in control device0, the second initial current value B0, first threshold A1With second threshold B1；
Surge Protector is sent to the first detection device by control device instruction control transmission device, by the first detection device to
The both ends of Surge Protector apply first voltage, and obtain the first current value A for flowing through the leakage current of Surge Protector, then instruct
It controls transmission device and Surge Protector is sent to second detection device, by second detection device to the both ends of Surge Protector
Apply second voltage, and obtains the second current value B for flowing through the leakage current of Surge Protector, will | A-A0| with A1It is compared, incites somebody to action
|B-B0| with B1It is compared, when | A-A0| < A1And | B-B0| < B1When, control device instruction control transmission device will be through surge
Protector is sent to first outlet, and otherwise, control device instruction control transmission device will be sent to second through Surge Protector and go out
Mouthful, wherein first voltage is less than second voltage.
2. the Surge Protector detection system according to claim 1 based on repeated detection, which is characterized in that described first
Comparing current value is when applying first voltage to the both ends of qualified Surge Protector, to flow through the leakage current of qualified Surge Protector
Current value.
3. the Surge Protector detection system according to claim 1 based on repeated detection, which is characterized in that described second
Comparing current value is when applying second voltage to the both ends of qualified Surge Protector, to flow through the leakage current of qualified Surge Protector
Current value.
4. the Surge Protector detection system according to claim 1 based on repeated detection, which is characterized in that described first
Exit is equipped with qualified product collection device.
5. the Surge Protector detection system according to claim 1 based on repeated detection, which is characterized in that described second
Exit is equipped with rejected product collection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810743405.2A CN108828302A (en) | 2018-07-09 | 2018-07-09 | A kind of Surge Protector detection system based on repeated detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810743405.2A CN108828302A (en) | 2018-07-09 | 2018-07-09 | A kind of Surge Protector detection system based on repeated detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108828302A true CN108828302A (en) | 2018-11-16 |
Family
ID=64136048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810743405.2A Pending CN108828302A (en) | 2018-07-09 | 2018-07-09 | A kind of Surge Protector detection system based on repeated detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108828302A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110007175A (en) * | 2019-04-17 | 2019-07-12 | 北京电子工程总体研究所 | A kind of test device |
| CN111426981A (en) * | 2020-04-27 | 2020-07-17 | 江苏图腾电气科技有限公司 | Fault detection method for anti-creeping current power cabinet |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1920588A (en) * | 2005-08-25 | 2007-02-28 | 中兴通讯股份有限公司 | Device for failure analysis of surge protector lightning protection component |
| CN104267305A (en) * | 2014-09-25 | 2015-01-07 | 深圳市科威电子测试有限公司 | Method and system for judging deterioration degree of surge protective device (SPD) |
| CN106443385A (en) * | 2016-10-17 | 2017-02-22 | 南京信息工程大学 | Multi-stage SPD simulation and actual impact test method based on PSPICE and system thereof |
| CN107144745A (en) * | 2017-05-08 | 2017-09-08 | 台州学院 | A kind of intelligent on-line detection method of low-tension supply Surge Protector performance |
| CN107703471A (en) * | 2017-11-22 | 2018-02-16 | 广州广电计量检测股份有限公司 | The check method of surge test equipment |
| CN107983666A (en) * | 2017-11-22 | 2018-05-04 | 铜陵日兴电子有限公司 | A kind of quartz resonator qualification screening plant based on repeated detection |
-
2018
- 2018-07-09 CN CN201810743405.2A patent/CN108828302A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1920588A (en) * | 2005-08-25 | 2007-02-28 | 中兴通讯股份有限公司 | Device for failure analysis of surge protector lightning protection component |
| CN104267305A (en) * | 2014-09-25 | 2015-01-07 | 深圳市科威电子测试有限公司 | Method and system for judging deterioration degree of surge protective device (SPD) |
| CN106443385A (en) * | 2016-10-17 | 2017-02-22 | 南京信息工程大学 | Multi-stage SPD simulation and actual impact test method based on PSPICE and system thereof |
| CN107144745A (en) * | 2017-05-08 | 2017-09-08 | 台州学院 | A kind of intelligent on-line detection method of low-tension supply Surge Protector performance |
| CN107703471A (en) * | 2017-11-22 | 2018-02-16 | 广州广电计量检测股份有限公司 | The check method of surge test equipment |
| CN107983666A (en) * | 2017-11-22 | 2018-05-04 | 铜陵日兴电子有限公司 | A kind of quartz resonator qualification screening plant based on repeated detection |
Non-Patent Citations (1)
| Title |
|---|
| 中华人民共和国国家质量监督检验检疫总局: "《中华人民共和国国家标准 GB 18802.1-2002 》", 5 August 2002 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110007175A (en) * | 2019-04-17 | 2019-07-12 | 北京电子工程总体研究所 | A kind of test device |
| CN111426981A (en) * | 2020-04-27 | 2020-07-17 | 江苏图腾电气科技有限公司 | Fault detection method for anti-creeping current power cabinet |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106058837B (en) | A kind of leakage conductor leak current detection device of no isolating device | |
| CN105738782B (en) | Surge protector ageing failure method for early warning based on Temperature Distribution | |
| CN104617571A (en) | Over-voltage over-current protector of electronic and electric equipment | |
| CN108828302A (en) | A kind of Surge Protector detection system based on repeated detection | |
| CN108879616A (en) | A kind of capacitor ripple current protective device, method and air conditioner | |
| CN206516631U (en) | Prevent the protection device and electronic system of static discharge | |
| WO2022012638A1 (en) | Surge protection circuit, lightning protector and electronic device | |
| CN107210585B (en) | Multi-stage, coordinated surge arrester circuit | |
| CN204166072U (en) | Earthing detection equipment | |
| Kim | Failure prediction of metal oxide varistor using nonlinear surge look-up table based on experimental data | |
| CN207354240U (en) | IGBT current foldback circuits | |
| CN105304243A (en) | Voltage dependent resistor (VDR) | |
| CN109900985A (en) | The decision-making system and determination method of surge protector degradation | |
| CN204167902U (en) | High safe Surge Protector | |
| Mashaba et al. | Deducing metal oxide varistor life span from pulse rating curves for surges of different magnitudes | |
| CN204116427U (en) | A kind of lightning arrester distal tip signal on-Line Monitor Device | |
| CN104597823B (en) | Avionics data bus system and its protection circuit | |
| Škuletić et al. | Analysis of surge protection performance in low-voltage AC systems with capacitive load | |
| Silaghi et al. | Simulation of surge pulse generator and applications in automotive immunity testing | |
| CN202797945U (en) | Industrial control system signal circuit overvoltage protective device | |
| JPS60238770A (en) | Operating duty testing method of lightning arrester | |
| US9000830B2 (en) | Method and apparatus for protecting transistors | |
| CN105048433A (en) | Surge protection design method for DC-DC power supply | |
| CN205489487U (en) | Prevent overflowing detection circuitry and switch protection circuit | |
| CN204188794U (en) | A kind of electric energy meter impulse sampling protection circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181116 |