CN106291165A - A kind of direct current integrated formula charger detection method - Google Patents
A kind of direct current integrated formula charger detection method Download PDFInfo
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- CN106291165A CN106291165A CN201610583850.8A CN201610583850A CN106291165A CN 106291165 A CN106291165 A CN 106291165A CN 201610583850 A CN201610583850 A CN 201610583850A CN 106291165 A CN106291165 A CN 106291165A
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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
Abstract
The open a kind of direct current integrated formula charger detection method of the present invention, comprises first section below and Part II: Part I: voltage x current during the simulation power battery charging of test loop and warm swap and external environment checking direct current integrated formula charger job stability test；Part II: on output voltage, the impact of electric current and the impact on equipment during the simulating grid fault of test loop；The present invention is standard market, controls product quality, Uniform Product standard-required, and provides important technical basis for Utilities Electric Co.'s buying and examination direct current integrated formula charger.
Description
Technical field
The invention belongs to distribution network automated field, particularly relate to a kind of direct current integrated formula charger detection method.
Background technology
Along with the increase of electric automobile quantity, the installation quantity of direct current integrated formula charger is also increasing sharply, charging pile
User the use of electric automobile；But direct current integrated formula charger is of a great variety currently on the market, dragons and fishes jumbled together, produce
Product functional performance is uneven, and the electric motor car charging voltage of different manufacturers is also the most the same with charging current, various parameters
There is the biggest randomness；Charging voltage and the charging current precision of direct current integrated formula charger are not high enough, line voltage and electricity
The fluctuation of stream, direct current integrated formula charger is easily caused damage by voltage, electric current instability.
Summary of the invention
The present invention solves the technical problem that above-mentioned technical background is previously mentioned, propose a kind of direct current integrated formula charger detection
Method.
The technical scheme is that a kind of direct current integrated formula charger detection method, bag
Containing first section below and Part II:
Part I: voltage x current during the simulation power battery charging of test loop and warm swap and external environment checking are straight
Stream integrated charger job stability test, pilot project comprises:
(1) charging output test:
(A) precision of voltage regulation test: set rated output voltage 500V, changes input voltage and output charging current, often changes one
Secondary input voltage, input voltage is respectively as follows: input voltage upper limit 437V, nominal input voltage 380V, input voltage roll off the production line 323V,
Output electric current is from the beginning of 0A, and output electric current just increases the 25% of output-current rating 240A, in each time at set intervals
The fluctuation of section all real time record output voltages, until output electric current is to terminate during rated current；(B) precision of steady current test: set
Output-current rating 240A, changes input voltage and output voltage, often changes an input voltage, and input voltage is respectively as follows: defeated
Enter upper voltage limit 437V, nominal input voltage 380V, input voltage roll off the production line 323V, and output voltage is from the beginning of 500V, every one section
Time output voltage just reduces the 25% of rated output voltage 500V, at the ripple of each time period real time record output electric current
It is dynamic, until output voltage is to terminate during 0V；(C) harmonic wave produces test: set nominal input voltage 380V, rated output voltage
500V, change output voltage measure the 2 of A, B, C respectively when 120A and 240A, 5,8,11,14,17,20,23,26,29,32,
35,38 subharmonic content.
(2) charging inlet compatibility test:
(A) physics charging inlet compatibility test；(B) charged state Control experiment: when charger self-inspection, connects direct current at vehicle
After integrated charger, check that charger should be able to close catalyst K1 and K2, by IMD, DC+ with DC-is connected, insulate
Detection, the input voltage added when insulating self-inspection and output voltage are less than the voltage range of regulation；After Insulation monitoring completes
Disconnect K1 and K2, by IMD, DC+ and DC-is disconnected, and by bleed-off circuit, output charging voltage is released, complete certainly
Inspection；When charging ready, after direct current integrated formula charger and controller of vehicle complete to shake hands and configure by communication, vehicle
Controller Guan Bi catalyst K5 and K6, makes charge circuit turn on, and direct current integrated formula charger is detecting that vehicle battery voltage is just
Catalyst K1 and K2 should be able to be closed after Chang；(C) charging communication compatibility test: by software analogue communication machine message and direct current one
Body formula charger communicates checks that can direct current integrated formula charger accurately receive and send corresponding correct report
Literary composition.
(3) overvoltage of input and output voltage, under-voltage protection: adjust input and output voltage in mimic bus respectively higher than volume
Whether 115% and the input and output voltage of determining voltage disconnect power supply less than the 85% of rated voltage, observation direct current integrated formula charger
Return or charge circuit alarm indicator.
(4) stream, the undercurrent protection excessively of input and output electric current: adjust input and output electric current in mimic bus respectively higher than volume
Whether 115% and the input and output electric current of determining electric current disconnect power supply less than the 85% of rated voltage, observation direct current integrated formula charger
Return or charge circuit alarm indicator.
Part II: on output voltage, the impact of electric current and the impact on equipment during the simulating grid fault of test loop,
Pilot project includes:
(5) impact during short trouble: the load operation electric current being passed through in mimic bus under normal condition, through after a while
After, electric current changes to suddenly electric network fault electric current, and current duration is 20ms-200ms, measures output electric current, the electric current of voltage
Value and magnitude of voltage, electric current measures output electric current, the current value of voltage and magnitude of voltage after recovering normally again.
(6) impact during voltage flicker: the load operation voltage being passed through in mimic bus under normal condition, through one section
After time, voltage is increased or decreased suddenly voltage, dodging the polygonal voltage persistent period is 20ms-40ms, measures output electric current, voltage
Current value and magnitude of voltage, voltage measures output electric current, the current value of voltage and magnitude of voltage after recovering normally again.
Benefit of the present invention: this method of testing is for testing the charging voltage of direct current integrated formula charger and the steady of charging current
To direct current integrated formula charger when qualitative and action accuracy when input and output voltage curent change and electric network fault
Influence degree；For standard market, control product quality, Uniform Product standard-required, and straight for Utilities Electric Co.'s buying and examination
Stream integrated charger provides important technical basis.
Detailed description of the invention
Principle and feature to the present invention are described below, and example is served only for explaining the present invention, is not intended to limit
Determine the scope of the present invention.
Embodiment: a kind of direct current integrated formula charger detection method, comprises first section below and Part II:
Part I: voltage x current during the simulation power battery charging of test loop and warm swap and external environment checking are straight
Stream integrated charger job stability test, pilot project comprises:
(1) charging output test:
(A) precision of voltage regulation test: set rated output voltage 500V, changes input voltage and output charging current, often changes one
Secondary input voltage, input voltage is respectively as follows: input voltage upper limit 437V, nominal input voltage 380V, input voltage roll off the production line 323V,
Output electric current is from the beginning of 0A, and output electric current just increases the 25% of output-current rating 240A, in each time at set intervals
The fluctuation of section all real time record output voltages, until output electric current is to terminate during rated current；(B) precision of steady current test: set
Output-current rating 240A, changes input voltage and output voltage, often changes an input voltage, and input voltage is respectively as follows: defeated
Enter upper voltage limit 437V, nominal input voltage 380V, input voltage roll off the production line 323V, and output voltage is from the beginning of 500V, every one section
Time output voltage just reduces the 25% of rated output voltage 500V, at the ripple of each time period real time record output electric current
It is dynamic, until output voltage is to terminate during 0V；(C) harmonic wave produces test: set nominal input voltage 380V, rated output voltage
500V, change output voltage measure the 2 of A, B, C respectively when 120A and 240A, 5,8,11,14,17,20,23,26,29,32,
35,38 subharmonic content.
(2) charging inlet compatibility test:
(A) physics charging inlet compatibility test；(B) charged state Control experiment: when charger self-inspection, connects direct current at vehicle
After integrated charger, check that charger should be able to close catalyst K1 and K2, by IMD, DC+ with DC-is connected, insulate
Detection, the input voltage added when insulating self-inspection and output voltage are less than the voltage range of regulation；After Insulation monitoring completes
Disconnect K1 and K2, by IMD, DC+ and DC-is disconnected, and by bleed-off circuit, output charging voltage is released, complete certainly
Inspection；When charging ready, after direct current integrated formula charger and controller of vehicle complete to shake hands and configure by communication, vehicle
Controller Guan Bi catalyst K5 and K6, makes charge circuit turn on, and direct current integrated formula charger is detecting that vehicle battery voltage is just
Catalyst K1 and K2 should be able to be closed after Chang；(C) charging communication compatibility test: by software analogue communication machine message and direct current one
Body formula charger communicates checks that can direct current integrated formula charger accurately receive and send corresponding correct report
Literary composition.
(3) overvoltage of input and output voltage, under-voltage protection: adjust input and output voltage in mimic bus respectively higher than volume
Whether 115% and the input and output voltage of determining voltage disconnect power supply less than the 85% of rated voltage, observation direct current integrated formula charger
Return or charge circuit alarm indicator.
(4) stream, the undercurrent protection excessively of input and output electric current: adjust input and output electric current in mimic bus respectively higher than volume
Whether 115% and the input and output electric current of determining electric current disconnect power supply less than the 85% of rated voltage, observation direct current integrated formula charger
Return or charge circuit alarm indicator.
Part II: on output voltage, the impact of electric current and the impact on equipment during the simulating grid fault of test loop,
Pilot project includes:
(5) impact during short trouble: the load operation electric current being passed through in mimic bus under normal condition, through after a while
After, electric current changes to suddenly electric network fault electric current, and current duration is 20ms-200ms, measures output electric current, the electric current of voltage
Value and magnitude of voltage, electric current measures output electric current, the current value of voltage and magnitude of voltage after recovering normally again.
(6) impact during voltage flicker: the load operation voltage being passed through in mimic bus under normal condition, through one section
After time, voltage is increased or decreased suddenly voltage, dodging the polygonal voltage persistent period is 20ms-40ms, measures output electric current, voltage
Current value and magnitude of voltage, voltage measures output electric current, the current value of voltage and magnitude of voltage after recovering normally again.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art, in the technical scope that the invention discloses, can readily occur in change or replace, should contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with scope of the claims.
Claims (1)
1. a direct current integrated formula charger detection method, it is characterised in that: comprise first section below and Part II；
Part I: voltage x current during the simulation power battery charging of test loop and warm swap and external environment checking are straight
Stream integrated charger job stability test, pilot project comprises:
(1) charging output test:
(A) precision of voltage regulation test: set rated output voltage 500V, changes input voltage and output charging current, often changes one
Secondary input voltage, input voltage is respectively as follows: input voltage upper limit 437V, nominal input voltage 380V, input voltage roll off the production line 323V,
Output electric current is from the beginning of 0A, and output electric current just increases the 25% of output-current rating 240A, in each time at set intervals
The fluctuation of section all real time record output voltages, until output electric current is to terminate during rated current；(B) precision of steady current test: set
Output-current rating 240A, changes input voltage and output voltage, often changes an input voltage, and input voltage is respectively as follows: defeated
Enter upper voltage limit 437V, nominal input voltage 380V, input voltage roll off the production line 323V, and output voltage is from the beginning of 500V, every one section
Time output voltage just reduces the 25% of rated output voltage 500V, at the ripple of each time period real time record output electric current
It is dynamic, until output voltage is to terminate during 0V；(C) harmonic wave produces test: set nominal input voltage 380V, rated output voltage
500V, change output voltage measure the 2 of A, B, C respectively when 120A and 240A, 5,8,11,14,17,20,23,26,29,32,
35,38 subharmonic content；
(2) charging inlet compatibility test:
(A) physics charging inlet compatibility test；(B) charged state Control experiment: when charger self-inspection, connects direct current at vehicle
After integrated charger, check that charger should be able to close catalyst K1 and K2, by IMD, DC+ with DC-is connected, insulate
Detection, the input voltage added when insulating self-inspection and output voltage are less than the voltage range of regulation；After Insulation monitoring completes
Disconnect K1 and K2, by IMD, DC+ and DC-is disconnected, and by bleed-off circuit, output charging voltage is released, complete certainly
Inspection；When charging ready, after direct current integrated formula charger and controller of vehicle complete to shake hands and configure by communication, vehicle
Controller Guan Bi catalyst K5 and K6, makes charge circuit turn on, and direct current integrated formula charger is detecting that vehicle battery voltage is just
Catalyst K1 and K2 should be able to be closed after Chang；(C) charging communication compatibility test: by software analogue communication machine message and direct current one
Body formula charger communicates checks that can direct current integrated formula charger accurately receive and send corresponding correct report
Literary composition；
(3) overvoltage of input and output voltage, under-voltage protection: adjust input and output voltage in mimic bus respectively higher than specified electricity
115% and input and output voltage of pressure is less than the 85% of rated voltage, and whether observation direct current integrated formula charger disconnects power supply is returned
Or charge circuit alarm indicator；
(4) stream, the undercurrent protection excessively of input and output electric current: adjust input and output electric current in mimic bus respectively higher than specified electricity
115% and input and output electric current of stream is less than the 85% of rated voltage, and whether observation direct current integrated formula charger disconnects power supply is returned
Or charge circuit alarm indicator；
Part II: on output voltage, the impact of electric current and the impact on equipment during the simulating grid fault of test loop, test
Project includes:
(5) impact during short trouble: the load operation electric current being passed through in mimic bus under normal condition, through after a while
After, electric current changes to suddenly electric network fault electric current, and current duration is 20ms-200ms, measures output electric current, the electric current of voltage
Value and magnitude of voltage, electric current measures output electric current, the current value of voltage and magnitude of voltage after recovering normally again；
(6) impact during voltage flicker: the load operation voltage being passed through in mimic bus under normal condition, through after a while
After, voltage is increased or decreased suddenly voltage, and the sudden strain of a muscle polygonal voltage persistent period is 20ms-40ms, measures output electric current, the electric current of voltage
Value and magnitude of voltage, voltage measures output electric current, the current value of voltage and magnitude of voltage after recovering normally again.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610583850.8A CN106291165A (en) | 2016-07-24 | 2016-07-24 | A kind of direct current integrated formula charger detection method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610583850.8A CN106291165A (en) | 2016-07-24 | 2016-07-24 | A kind of direct current integrated formula charger detection method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976409A (en) * | 2017-05-23 | 2017-07-25 | 中车株洲电力机车有限公司 | A kind of charge circuit detecting system and method |
| CN112881951A (en) * | 2021-01-15 | 2021-06-01 | 上海闻泰信息技术有限公司 | Interface plug-in analog circuit |
| CN113746072A (en) * | 2021-09-01 | 2021-12-03 | 湖北三江航天万峰科技发展有限公司 | Intelligent high-voltage direct-current power distribution device |
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| CN202013387U (en) * | 2011-01-13 | 2011-10-19 | 东莞桥头技研新阳电器厂 | Charger detection circuit |
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| CN202013387U (en) * | 2011-01-13 | 2011-10-19 | 东莞桥头技研新阳电器厂 | Charger detection circuit |
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Non-Patent Citations (1)
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976409A (en) * | 2017-05-23 | 2017-07-25 | 中车株洲电力机车有限公司 | A kind of charge circuit detecting system and method |
| CN112881951A (en) * | 2021-01-15 | 2021-06-01 | 上海闻泰信息技术有限公司 | Interface plug-in analog circuit |
| CN112881951B (en) * | 2021-01-15 | 2023-06-23 | 上海闻泰信息技术有限公司 | Interface plug analog circuit |
| CN113746072A (en) * | 2021-09-01 | 2021-12-03 | 湖北三江航天万峰科技发展有限公司 | Intelligent high-voltage direct-current power distribution device |
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Application publication date: 20170104 |