CN107015556A - A kind of bus solid-state power controller test device - Google Patents
A kind of bus solid-state power controller test device Download PDFInfo
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- CN107015556A CN107015556A CN201710292679.XA CN201710292679A CN107015556A CN 107015556 A CN107015556 A CN 107015556A CN 201710292679 A CN201710292679 A CN 201710292679A CN 107015556 A CN107015556 A CN 107015556A
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- controller
- state power
- power controller
- bus solid
- test
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24065—Real time diagnostics
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
A kind of bus solid-state power controller test device, mainly includes：The modules such as controller, front end signal conditioning, load box, frock clamp and calibration box carry out automatic test to bus solid-state power controller (SSPC).Computer realizes that man-machine interaction and parameter setting etc. are controlled, controller, which is realized, to be controlled and nurses one's health to the signal of switch matrix, AD, DA, module, analog signal processing realizes the signal detection and conditioning to frock clamp near-end, the influence of noise can be reduced, load box provides the demand that variable resistive load realizes products of different specifications, frock clamp realizes the fixation and pin connection to bus solid-state power controller, and the calibration function of internal system is realized by calibrating box.
Description
Technical field
The present invention relates to a kind of bus solid-state power controller (SSPC) test device.Suitable for institute's batch production in need
And the SSPC equipment of batch-automated test, in production process, screen seasoned, identification and certification test, Acceptance Test Procedure
In, it is necessary to repeatedly complete the test of detailed unit for electrical property parameters, test environment temperature covering high-temperature, normal temperature, three kinds of operating modes of low temperature.Belong to
Aero-Space testing field.
Background technology
Current SSPC equipment has four kinds of specifications, and every kind of specification is under different stages, different environment temperatures, it is necessary to people
Work carries out a large amount of unit for electrical property parameters tests repeatedly manually.Step is typically as follows in implementation process：
(1) different size selects corresponding electric capacity and resistance；
(2) according to different unit for electrical property parameters method of testings, bias supply, control power supply, power power-supply are controlled manually
Output voltage and output switch；Adjust the setting of oscillograph；The value of each ammeter and voltmeter and oscillograph is read, is recorded
And whether artificial judgment measurement data and parameter index are in fluctuation range；
(3) when being directed to the test of time performance parameter, time resolution needs to set oscillograph manually to calculate acquisition；
(4) when needing the preservation of waveform picture, set oscillograph that picture is stored on u disks；
(5) varying environment temperature is, it is necessary to which repeat step (2) is to step (4)；
(6) same size different product needs repeat step (2) to step (5)；
(7) products of different specifications needs repeat step (1) to step (6)；
In this method of testing, two people are at least needed, a people tests people record, the especially personnel requirement to test
Compare high, not only need skillfully to grasp all test equipments, to be also proficient in professional work could be carried out to parameters performance indications
Safely and effectively test.Human factor influences larger to performance parameters index test result, to the same parameters of identical product
The different people's test of energy index may be different；Identical product same parameters same person different periods test result also has can
Can be different.Preservation operating procedure for oscillogram is more；Time resolution can only be that estimation can not be calculated accurately；Gather simultaneously
, it is necessary to which substantial amounts of manual alignment typing works when data need and other product data are compared.
Current method of testing and means in summary, time-consuming data are also inaccurate, it is impossible to meet substantial amounts of batch of life
The test request of production.
The content of the invention
Present invention solves the technical problem that：Overcome the deficiencies in the prior art, it is proposed that a kind of bus solid-state power controller
Test device, coordinates high-low temperature chamber, all purpose instrument to set using the controller of customization, front end signal conditioning, load box, frock clamp
The standby various unit for electrical property parameters for realizing bus solid-state power controller are tested automatically, and automatically save test data.Reduce whole
The process manually participated in individual test process, greatly improves the automaticity of bus solid-state power controller test, shows
The manpower and materials saved in bus solid-state power controller test process are write, error probability is reduced, improves testing efficiency
With the accuracy and precision of test data.
Technical scheme：A kind of bus solid-state power controller test device, including controller, front end signal are adjusted
Manage unit, load box, frock clamp, high-low temperature chamber；
Described controller, for realizing signal, the control of unit for electrical property parameters and collection, there is provided modulus, digital-to-analogue sum number
Conversion, so as to realize the automatic test to bus solid-state power controller；
Described front end signal conditioning unit, for completing the switching between insulation voltage-withstand test and other low voltage experiments, quilt
The switching surveyed between part signal path and self-checking circuit, and each pin Current Voltage and bus solid-state power controller temperature value
Collection；
Described load box, for realizing that the bus solid-state power controller resistive load resistance of products of different specifications is cut
Change；
Described frock clamp, for realizing the fixation to thick film bus solid-state power controller and pin connection；
Described high-low temperature chamber, the test environment temperature for providing bus solid-state power controller, and frock clamp and
Bus solid-state power controller is both placed in high-low temperature chamber.
The controller include controller casing, signal condition and controller-low-pressure section, signal condition and controller-
High-pressure section.
The controller casing uses 4U casings, all purpose instrument equipment for connecting outside, including electronic load, power
Power supply, bias supply, ammeter, voltmeter, capacitance meter, the pressure-resistant, oscillograph of insulation.
Described signal condition and controller-low-pressure section include switch matrix, D/A module, DO modules, Anti-shaking circuit and
Electric capacity battle array；
Switch matrix, for the signal on test fixture fixture to be accessed into front end signal conditioning unit and controller, is completed
The connection of instrument and equipment and bus solid-state power controller, by setting and reading the parameter of all purpose instrument equipment, is realized to electricity
The test of performance parameters index；
D/A module, for the data signal of computer to be converted into analog signal, electric current needed for output passes through switch matrix
External all purpose instrument equipment is connected, coordinates the current control realized to bias supply main track and loop line, so as to realize solid to bus
Output voltage, the testing current of two status pins of state power controller；
DO modules, for controlling to give data signal into the switch matrix of controller by computer, are realized to relay
Control so that realize whole circuit each switch and test function switching；
Anti-shaking circuit, the voltage x current shake produced during the on and off that power supply is controlled for reducing；
Electric capacity battle array, the capacitive load different for providing；
Described DO modules use and grind magnificent 12 passage ADAM-4056S type DO modules.
Electric capacity battle array include 5 100uF/400VDC KEMET electrochemical capacitors, 10 10uF/400VDC MKP4 it is thin
MKP10 types thin-film capacitor, the relay of membrane capacitance, 10 1uF/400VDC.
Described signal condition and controller-high-pressure section the drawing to the insulation Hi-pot Tester of access using switch matrix
Payment to a porter is switched over.
Described switch matrix by 2 × 3 totally 6 switches constitute.
The advantage of the present invention compared with prior art is：
Controller and front end signal conditioning in the present invention are the core components of test device, and computer passes through DO moulds
Block is realized comes automatic with controller, front end signal conditioning and the communication of outside all purpose instrument equipment, the switching of controlling switch matrix
The instrument and equipment and link required for the various unit for electrical property parameters tests of bus solid-state power controller are realized, it is disposable to complete or portion
Divide and automatically complete bus solid-state power controller (SSPC) test, reduce bus solid-state power controller (SSPC) and tested
The process manually participated in journey, greatly improves the automaticity of bus solid-state power controller (SSPC) test, to surveying
Examination data are automatically saved, and test data that can be at any time with other multiple products is compared, and has significantly saved the control of bus solid state power
Manpower and materials in device (SSPC) test process, reduce error probability, improve testing efficiency.
Brief description of the drawings
Fig. 1 conventional busbars solid-state power controller (SSPC) test philosophy figure；
Fig. 2 median generatrix solid-state power controller (SSPC) device wiring schematic diagrams of the present invention.
Embodiment
A kind of bus solid-state power controller (SSPC) test device, mainly includes：Controller, front end signal conditioning are single
Member, load box, frock clamp and high-low temperature chamber.
Controller：It is the nucleus module of SSPC Auto-Test Systems, by controller casing, signal condition and controller-low
The composition such as laminate section, signal condition and controller-high-pressure section and interface.
Controller casing front panel includes controller switches, relay indicating light, wind inlet of fan, resistive, capacitive, Electronic Negative
Carry indicator lamp, resistive load resistance indicator lamp, scram button, capacitance measuring tester interface and electronic load interface.Controller casing
Rear board includes 1 fan mouthful, and independent current source interface, power power-supply interface, bias supply interface controls power interface, #1 ten thousand
With table (electric current) interface, #2 universal meters (voltage) interface, the interface of analog acquisition 485, RS232 interfaces, insulation voltage-withstand test connects
Mouthful, SSPC interfaces and load box interface
Signal condition and controller-low-pressure section：Modulus, digital-to-analogue sum number are provided for the signal acquisition and controlling of controller
Conversion, so as to realize the automatic test to SSPC devices and the calibration function of controller.Including：Switch matrix, D/A module, DO moulds
Block, Anti-shaking circuit, electric capacity battle array.
Switch matrix is mainly used in, by the signal access controller on test fixture fixture and front end signal conditioning, completing instrument
Device equipment and the connection of bus solid-state power controller, by setting and reading the parameter of all purpose instrument equipment, are realized to electricity ginseng
The test of number performance indications.There can be different switch matrix to realize its function in each module.There is control control power supply
On and off S1；Control short circuit and the access S2 of ohmic load；The short circuit of control electric current A2 detection circuits and access, power
The on and off S3 and S4 of power supply；The switch matrix of the access and shut-off of electric capacity battle array is controlled, access and the pass of Resistor Array Projector is controlled
Disconnected switch matrix.
The data signal of computer is converted into analog signal by D/A module, and electric current needed for output coordinates real with switch matrix
Now to the current control of bias supply main track and loop line, so as to realize the output voltage test to two status pins.
DO modules lead to DO modules and use Yanhua ADAM -4056S types (12 passage) module.Numeral is believed by computer control
In number given controller in modulate circuit, the control to relay is realized, so as to realize each switch of whole circuit and test work(
The switching of energy.
Anti-shaking circuit：SSPC devices control the on and off of power supply by switching S1, and S1 turns on and off shake meeting pair
SSPC devices cause very big infringement, to avoid device failure, therefore design S1 Anti-shaking circuits.Anti-shaking circuit is broadly divided into drive circuit
With on-off circuit part, drive part mainly includes DC-DC, 4421 etc., and on-off circuit part mainly includes PMOS and NMOS
Pipe.
Electric capacity battle array：Capacitive load is provided for thick film SSPC class product tests, capacitance scope is 100~600uF.Electric capacity
MKP4 thin-film capacitors, 10 1uF/ of the main KEMET electrochemical capacitors by 5 100uF/400VDC of battle array, 10 10uF/400VDC
400VDC MKP10 types thin-film capacitor, relay group into.In electric capacity battle array principle schematic diagram, the capacitance switch square of DO modules
25 passages of battle array are respectively used to control the access of 100uF, 10uF, 1uF electric capacity, realize the load access of different capacitances.
Signal condition and controller-high-pressure section are mainly used in insulaion resistance and dielectric withstanding voltage in SSPC products, pass through
Switch matrix is cut to realize to each lead-foot-line (shorting stub of 1~5 shorting stub, 6/7 and 9/10,8 lead-foot-lines) to product
Change.
The switch matrix of high-pressure section by 2 × 3 totally 6 switches constitute, pass through different switch combination and complete：Bus solid-state
Power controller be the state of 1~5 short circuit and 6/7,9/10 short circuit, bus solid-state power controller be 1~5 short circuit and casing it
Between state；Bus solid-state power controller is the state between casing between 6/7,9/10 short circuit, is realized to bus solid-state
The test of the insulaion resistance and dielectric withstanding voltage of power controller.
Front end signal conditioning unit：The switching between insulation voltage-withstand test and other low voltage experiments, measured piece signal is completed to lead to
Switching between road and self-checking circuit, and each pin Current Voltage and SSPC temperature values collection.Front end conditioning box provides insulation
Voltage-withstand test and the corresponding interface of low voltage experiment.The test of partial simulation amount will be carried out in the conditioning box of front end.Therefore front end is adjusted
Manage the test signal that box introduces each pin of SSPC, and SSPC surface temperature measurement signals.Therefore conditioning box needs in front end are
ADAM 4117 and ADAM 4018 power supply and communication provide interface.Voltage V2 between conditioning box 6/7 and 9/10 pin of extraction of front end
Test interface, it is convenient that it is measured using universal meter；The leg signals of SSPC 5 are drawn, it is convenient that it is carried out using oscillograph
Measurement.
Load box：The switching of four kinds of resistances can be achieved, by procedure auto-control relay, different resistive load resistances are realized
The switching of value.When temperature is higher than some setting value, starts fan, accelerate radiating, it is ensured that Resistor Array Projector is in a safe temperature
Under environment.
Frock clamp：By groups such as measured piece, side plate, needle plate, support plate, sky plate, side pin pin, quick-speed jigs and accessory cables
Into.Device clamp is positioned to measured device, fixed and protected using female connector.Controlled by stirring acting clamping wrench
Test probe is connected with SSPC chip pins.There are two gold-plated test probes to contact therewith on each pin, a test is visited
Pin is used to apply driving voltage and electric current, the voltage that another test probe is used in test pin.In tested SSPC chips
Underface, is embedded to a temperature sensor, the surface temperature of SSPC chips during for detecting test.
High-low temperature chamber, the test environment temperature for providing bus solid-state power controller.Frock clamp and bus are consolidated
State power controller is placed in high-low temperature chamber.High-low temperature chamber is from the incubator that temperature range is -60~150, in order to protect mother
Line solid-state power controller has selected the equipment with humid control.
Claims (8)
1. a kind of bus solid-state power controller test device, it is characterised in that：Including controller, front end signal conditioning unit,
Load box, frock clamp, high-low temperature chamber；
Described controller, for realizing that signal, the control of unit for electrical property parameters and collection are changed there is provided modulus, digital-to-analogue sum number,
So as to realize the automatic test to bus solid-state power controller；
Described front end signal conditioning unit, for completing the switching between insulation voltage-withstand test and other low voltage experiments, measured piece
Switching between signal path and self-checking circuit, and each pin Current Voltage and bus solid-state power controller temperature value are adopted
Collection；
Described load box, the switching of the bus solid-state power controller resistive load resistance for realizing products of different specifications；
Described frock clamp, for realizing the fixation to thick film bus solid-state power controller and pin connection；
Described high-low temperature chamber, the test environment temperature for providing bus solid-state power controller, and frock clamp and bus
Solid-state power controller is both placed in high-low temperature chamber.
2. a kind of bus solid-state power controller test device according to claim 1, it is characterised in that：The controller
Including controller casing, signal condition and controller-low-pressure section, signal condition and controller-high-pressure section.
3. a kind of bus solid-state power controller test device according to claim 2, it is characterised in that：The controller
Casing uses 4U casings, all purpose instrument equipment for connecting outside, including electronic load, power power-supply, bias supply, electric current
Table, voltmeter, capacitance meter, the pressure-resistant, oscillograph of insulation.
4. a kind of bus solid-state power controller test device according to claim 2, it is characterised in that：Described signal
Conditioning and controller-low-pressure section include switch matrix, D/A module, DO modules, Anti-shaking circuit and electric capacity battle array；
Switch matrix, for the signal on test fixture fixture to be accessed into front end signal conditioning unit and controller, completes instrument
Equipment and the connection of bus solid-state power controller, by setting and reading the parameter of all purpose instrument equipment, are realized to electrical parameter
The test of performance indications；
D/A module, for the data signal of computer to be converted into analog signal, electric current needed for output is connected by switch matrix
External all purpose instrument equipment, coordinates the current control realized to bias supply main track and loop line, so as to realize to bus solid-state work(
Output voltage, the testing current of two status pins of rate controller；
DO modules, for controlling to give data signal into the switch matrix of controller by computer, realize the control to relay
System, so as to realize the switching of each switch of whole circuit and test function；
Anti-shaking circuit, the voltage x current shake produced during the on and off that power supply is controlled for reducing；
Electric capacity battle array, the capacitive load different for providing.
5. a kind of bus solid-state power controller test device according to claim 4, it is characterised in that：Described DO moulds
Block uses and grinds magnificent 12 passage ADAM-4056S type DO modules.
6. a kind of bus solid-state power controller test device according to claim 4, it is characterised in that：The electric capacity battle array
MKP4 thin-film capacitors, 10 1uF/ of KEMET electrochemical capacitors including 5 100uF/400VDC, 10 10uF/400VDC
400VDC MKP10 types thin-film capacitor, relay.
7. a kind of bus solid-state power controller test device according to claim 2, it is characterised in that：Described signal
Conditioning and controller-high-pressure section are switched over using switch matrix to the lead-foot-line of the insulation Hi-pot Tester of access.
8. a kind of bus solid-state power controller test device according to claim 7, it is characterised in that：Described switch
Matrix by 2 × 3 totally 6 switches constitute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710292679.XA CN107015556A (en) | 2017-04-28 | 2017-04-28 | A kind of bus solid-state power controller test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710292679.XA CN107015556A (en) | 2017-04-28 | 2017-04-28 | A kind of bus solid-state power controller test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107015556A true CN107015556A (en) | 2017-08-04 |
Family
ID=59448499
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710292679.XA Pending CN107015556A (en) | 2017-04-28 | 2017-04-28 | A kind of bus solid-state power controller test device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111257702A (en) * | 2018-11-30 | 2020-06-09 | 湖南中车时代电动汽车股份有限公司 | New energy automobile controller's withstand voltage test system |
| CN112345868A (en) * | 2020-11-16 | 2021-02-09 | 西安宝力电子科技有限公司 | Device and method for detecting parameters of solid power controller |
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| US20060200688A1 (en) * | 2005-02-16 | 2006-09-07 | Farshid Tofigh | Power distribution system using solid state power controllers |
| CN202102084U (en) * | 2010-12-29 | 2012-01-04 | 杭州可靠性仪器厂 | Solid state power controller aging bench |
| CN102340246A (en) * | 2011-08-18 | 2012-02-01 | 南京航空航天大学 | Thick-film magnetic isolation direct current solid-state power controller |
| CN102570412A (en) * | 2011-12-29 | 2012-07-11 | 航天时代电子技术股份有限公司 | DC solid-state power controller |
| CN104076279A (en) * | 2013-03-28 | 2014-10-01 | 深圳市万新科技有限公司 | Test device for alternating current generator |
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2017
- 2017-04-28 CN CN201710292679.XA patent/CN107015556A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060200688A1 (en) * | 2005-02-16 | 2006-09-07 | Farshid Tofigh | Power distribution system using solid state power controllers |
| CN202102084U (en) * | 2010-12-29 | 2012-01-04 | 杭州可靠性仪器厂 | Solid state power controller aging bench |
| CN102340246A (en) * | 2011-08-18 | 2012-02-01 | 南京航空航天大学 | Thick-film magnetic isolation direct current solid-state power controller |
| CN102570412A (en) * | 2011-12-29 | 2012-07-11 | 航天时代电子技术股份有限公司 | DC solid-state power controller |
| CN104076279A (en) * | 2013-03-28 | 2014-10-01 | 深圳市万新科技有限公司 | Test device for alternating current generator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111257702A (en) * | 2018-11-30 | 2020-06-09 | 湖南中车时代电动汽车股份有限公司 | New energy automobile controller's withstand voltage test system |
| CN112345868A (en) * | 2020-11-16 | 2021-02-09 | 西安宝力电子科技有限公司 | Device and method for detecting parameters of solid power controller |
| CN112345868B (en) * | 2020-11-16 | 2024-04-09 | 西安宝力电子科技有限公司 | Device and method for detecting parameters of solid power controller |
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