CN107024658A - The programmable logic control device of battery test apparatus - Google Patents
The programmable logic control device of battery test apparatus Download PDFInfo
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- CN107024658A CN107024658A CN201610065888.6A CN201610065888A CN107024658A CN 107024658 A CN107024658 A CN 107024658A CN 201610065888 A CN201610065888 A CN 201610065888A CN 107024658 A CN107024658 A CN 107024658A
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- Prior art keywords
- test
- measuring instrument
- those
- control module
- test result
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Classifications
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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
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
Abstract
The present invention discloses a kind of programmable logic control device of battery test apparatus, and it has the first control module, the second control module and memory module.First control module receives the test information of servomechanism transmission, and produces control signal and enabling signal according to test information, and test packet contains the target location for specifying measuring instrument to perform test program and mesuring battary.Electric connection of the control signal to determine measuring instrument and mesuring battary.Second control module produces test signal to control measuring instrument to start to perform test program according to enabling signal.Second control module receives measuring instrument and the test result produced after test program is performed to mesuring battary, and carries out numerical value conversion to test result.Remember module and store the test result after numerical value is changed, test result is sent to servomechanism by the first control module.
Description
Technical field
Measurement instrument can be handled the present invention relates to a kind of programmable logic control device of battery test apparatus, particularly one kind
The programmable logic control device of device test result.
Background technology
Existing battery test apparatus, is to work in coordination to carry out the test program of battery with dual system mostly, that is,
Say using one of system to carry out the action control of measuring instrument, and collect the test result of measuring instrument, then will measure
The test result of instrument is sent to another system, and subsequent treatment is carried out by another system.
Using dual system as the control device of battery test apparatus, many problems, the operating system of such as system are often resulted in
May be incompatible.When one of system is when machine or internal component damage, whole battery test apparatus can not just be operated,
And need to check with more numerous and diverse step the problem of machine or damage element.In addition, the internal structure of current system
Complexity, if system is when machine, it usually needs professional person restarts, and the reliability of system running for a long time is not also high.
The content of the invention
The invention reside in a kind of programmable logic control device of battery test apparatus is provided, use in solution prior art
The problem of using caused by dual system as the control device of battery test apparatus.
The programmable logic control device of battery test apparatus disclosed in this invention, with the first control module, second
Control module and memory module.First control module receives a test information of servomechanism transmission, and according to the test information
A control signal and an enabling signal are produced, the test packet performs test journey containing multiple measuring instruments therein at least one
The target location of sequence and multiple mesuring battaries, electricity of the control signal to determine those measuring instruments and those mesuring battaries
Property connection.Second control module receives measuring instrument and the test result produced after test program is performed to mesuring battary, and to surveying
Test result carries out numerical value conversion.Remember module and store the test result after numerical value is changed.Should by the first control module
Test result is sent to the servomechanism.
Wherein after completing to perform test program by one of the measuring instrument, the second control module, which produces one, to be terminated
Signal is to the first control module, and the first control module produces another control signal to those measurements according to the end signal
Instrument, to switch the electric connection of those measuring instruments and those mesuring battaries.
The each of which measuring instrument is electrically connected with by one scan unit and those mesuring battaries, the scanning element foundation
The control signal switches the conducting of one of the measuring instrument and those mesuring battaries in order.
The test result of each of which mesuring battary has multiple bit groups, and the second control module searches those positions
A default bit group in tuple, and each bit group of others is converted into a numerical value, the second control module foundation should
Numerical value and the interval location of the default bit group, each numerical value is adjusted with an adjustment numerical value, and by each number after adjustment
Value is added, to obtain the test result after numerical value is changed, and the adjustment numerical associations are in the numerical value and the default bit group
Interval location.
Wherein the memory module has multiple memory regions, and each memory region is to store those mesuring battaries wherein
One of the test result.
Wherein the second control module according to one first look-up table, search the measuring instrument in those target locations wherein it
One those mesuring battaries being electrically connected with, and according to a second look-up table, the test result of each mesuring battary is stored up
One of those memory regions are stored in, the second look-up table indicates the corresponding memory region of each mesuring battary.
Wherein test result is preset in memory module storage at least one, and the second control module is than being somebody's turn to do after logarithm value conversion
Whether test result and the default test result, it is non-defective unit to judge each mesuring battary.
The each of which memory region more store one of those mesuring battaries whether be non-defective unit testing result.
The each of which measuring instrument is electrically connected with by a probe unit and those mesuring battaries, the probe unit foundation
The control signal is moved to the position of one of those mesuring battaries to be electrically connected with one of those mesuring battaries.
The programmable logic control device of battery test apparatus according to the invention described above, by the second control mould
Group can carry out numerical value conversion to the test result of mesuring battary so that disclosed herein programmable logic control device can
So that the test result being collected into directly is converted into the data content that user can be read, and it is stored in memory module, allows electricity
The control device of pond test equipment can be reduced to a programmable logic control device to perform test program, without another
Outer system carries out the processing of test result subsequently, and then avoids the problem of operating system of dual system may be incompatible.This
Outside, the internal structure of programmable logic control device is more simplified, also more reliable in the case where long-time is operated.
More than be to demonstrate and solve on the explanation of present disclosure and the explanation of following embodiment
The spirit and principle of the present invention are released, and claims of the present invention is provided and is further explained.
Brief description of the drawings
Fig. 1 is the block diagram of programmable logic control device according to depicted in one embodiment of the invention and measuring instrument.
Fig. 2 is the block diagram of programmable logic control device according to depicted in another embodiment of the present invention and measuring instrument.
Symbol description：
10th, 40 programmable logic control device
11st, 41 first control module
13rd, 43 second control module
15th, 45 memory module
21st, 23,51,53 measuring instrument
511st, 531 scanning element
210th, 230 probe unit
211~21n, 231~23n, 5111~511n, 5311~531n mesuring battaries
30th, 60 servomechanism
Embodiment
The detailed features and advantage of the narration present invention in detail in embodiments below, its content is enough to make any to be familiar with
Relevant art understands the technology contents of the present invention and implemented according to this, and according to content disclosed in this specification, claim
Book and Figure of description, it is any to be familiar with relevant art and be readily understood upon the purpose and advantage of correlation of the invention.Following reality
It is the viewpoint that the present invention is further described to apply example, but non-anyways to limit scope of the invention.
Fig. 1 is refer to, Fig. 1 is programmable logic control device and the measuring instrument according to depicted in one embodiment of the invention
Block diagram.As shown in figure 1, programmable logic control device 10 has the first control module 11, second control module 13 and memory
Module 15.Programmable logic control device 10 is for example with programmable logic controller (Programmable Logic
Controller, PLC), complicated formula programmable logic controller (Complex PLC, CPLC), live programmed lock array
(Field-programmable gate array, FPGA) or other suitable devices are realized.First control module 11 is received
The test information that servomechanism 30 is transmitted, and produce enabling signal and control signal according to test information.Information is tested to indicate to measure
Instrument 21 and the wherein at least one of measuring instrument 23 perform the target location of test program and mesuring battary.Control signal is used
To determine the electric connection between measuring instrument and mesuring battary, when measuring instrument according to control signal set up with mesuring battary it
Between electric connection after, first control module 11 produce enabling signal.
Specifically, test information is for example produced by the servomechanism 30 of distal end, and tester will via the selection of servomechanism 30
To carry out the target location that the measuring instrument and measuring instrument of test program will be measured, and it will specify to perform survey
The measuring instrument of examination program and the target location of measuring instrument are designated as test information transmission to the first control module 11.Yu Yi
In individual actual example, 211~21n of mesuring battary and 231~23n of mesuring battary are arranged on test linking platform, and an amount
Instrument is surveyed in a test program, n mesuring battary can sequentially be tested, therefore the first control module 11 is according to survey
The target location that the measuring instrument specified of examination information and test information are provided, by measuring instrument 21 be moved to mesuring battary 211~
21n position, and control with control signal the electric connection between 211~21n of measuring instrument 21 and mesuring battary.Similarly
Measuring instrument 23 is moved to 231~23n of mesuring battary position by ground, the first control module 11, and with control signal controlled quentity controlled variable
The electric connection surveyed between 231~23n of instrument 23 and mesuring battary.
In the present embodiment, the first control module 11 controls the probe unit 210 and amount of measuring instrument 21 with control signal
The probe unit 230 of instrument 23 is surveyed, probe unit 210 is displaced into one of 211~21n of mesuring battary position, to make
Measuring instrument 21 is electrically connected with 211~21n of mesuring battary in order by probe unit 210, similarly the first control module 11
One of 231~23n of mesuring battary position is displaced into control signal control probe unit 230, to make measuring instrument 23
One of 231~23n of mesuring battary is electrically connected with order by probe unit 230.Probe unit 210 and probe unit
230 electric connection mode only for convenience of description between control signal decision measuring instrument and mesuring battary, not limits this hair
Bright embodiment must realize with probe unit 210 and probe unit 230, in other embodiment can also other modes it is real
It is existing.
In other embodiment, it can be measured by one of measuring instrument 21 and measuring instrument 23, another amount
Setting or standby can be cancelled by surveying instrument.For being measured with measuring instrument 21, measuring instrument 21 can be in once performing survey
During examination program, traveling probe unit 210 to 211~21n of mesuring battary position when test program is performed next time, then is moved
Probe unit 210 is moved to 231~23n of mesuring battary position.In other words, target location is the position of mesuring battary placement, surveyed
The position or other suitable positions of correspondence mesuring battary on examination linking platform.
The enabling signal that second control module 13 is produced according to the first control module 11, produces test signal.Test signal
To control measuring instrument to start to perform test program.That is, when measuring instrument 21 and 211~21n of mesuring battary are electrical
Connection, after measuring instrument 23 and 231~23n of mesuring battary is electrically connected with, the enabling signal that the first control module 11 is produced.Second
Control module 13 to produce the first test signal to measuring instrument 21 according to enabling signal, and produce the second test signal to measurement instrument
Device 23, to indicate that measuring instrument 21 and measuring instrument 23 proceed by the test program of mesuring battary.Test program is for example tested
Internal resistance value, capacitance or other projects to be detected of mesuring battary, the present embodiment refuse limitation.When test program checks to be measured
During the internal resistance of battery, the resistance two ends of known value can be electrically connected to the positive and negative polarities of mesuring battary by measuring instrument,
To measure the voltage and current of mesuring battary output.
When measuring instrument 21 is tested 211~21n of mesuring battary, and the survey of mesuring battary 211~21n detection projects is obtained
After test result.Second control module 13 receives measuring instrument 21 and performs the survey produced after test program to 211~21n of mesuring battary
Test result, and carry out numerical value conversion to test result, and the test result after numerical value is changed is stored in memory module 15, by
Test result is sent to servomechanism 30 by the first control module 11.The test result such as voltage of each mesuring battary output,
Electric current or the internal resistance value obtained after calculating.
For actual embodiment, such as measuring instrument 21 is performed after test program to mesuring battary 211, obtains to be measured
The test result of battery 211 is 392B393939.Measuring instrument 21 exports the test result 392B393939 of mesuring battary 211
To the second control module 13.Second control module 13 searches default bit group 2B from multiple bit groups of test result.And will
Other bit groups are converted into numerical value, and such as bit group 39 is converted to numerical value 9.Then, second control module 13 according to numerical value 9 with
Default bit group 2B interval location, the numerical value that each bit group is converted is adjusted to adjust numerical value.Such as first
39 convert 9 be located on the left of 2B, and without interval between 2B, therefore to adjust the adjustment of numerical value 100 9 for 9 × 100=9.The
9 converted for two 39 are located on the right side of 2B, and without interval between 2B, therefore to adjust numerical value 10-1 adjustment 9 for 9 × 10-1
=0.9.9 converted for 3rd 39 are located on the right side of 2B, and the one bit group in interval between 2B, therefore to adjust numerical value
10-2 adjustment 9 is 9 × 10-2=0.09.9 converted for 4th 39 be located at 2B on the right side of, and between 2B between next but two bit
Group, therefore to adjust numerical value 10-3 adjustment 9 for 9 × 10-3=0.009.Numerical value after adjustment is added by the second control module 13,
That is, 9+0.9+0.09+0.009, to obtain the test result after numerical value is changed into 9.999.Remember the storage mesuring battary of module 15
211 test result is 9.999.
In one embodiment, memory module 19 has multiple memory regions, and each memory region is to store one
The test result of mesuring battary.Specifically, the test result of mesuring battary is stored in memory module by the second control module 13
When in 19, the mesuring battary that measuring instrument be electrically connected with target location can be searched first according to the first look-up table, and according to the
Two look-up tables, the test result of each mesuring battary is stored in corresponding memory region.For foregoing embodiment,
After test result 392B393939 is converted into 9.999 by the second control module 13, the second control module 13 can be according to measurement instrument
The position that device 21 is measured at present, it is mesuring battary 211 that the mesuring battary measured at present is judged from the first look-up table.Then,
Second control module 13 searches the memory region that mesuring battary 211 should be stored again according to second look-up table, and by mesuring battary
The memory region that test result should be stored in 211 test result, write-in memory module 15.
In another embodiment, memory module 15 more stores the default test result for being associated with mesuring battary, for example, survey
Higher limit, lower limit or other suitable threshold values of test result.Second control module 13 is obtaining the test knot of mesuring battary
After fruit, the default test result more according to mesuring battary judges that the test result symbol of mesuring battary is not inconsistent standardization, and then judge
Whether mesuring battary is non-defective unit.In one embodiment, second control module 13 will determine that mesuring battary whether be non-defective unit inspection
Survey the memory region that should store of test result in result, write-in memory module 15, for example will determine that mesuring battary 211 whether be
The testing result of non-defective unit and the test result of mesuring battary 211 are write in the same memory region of memory module 15.
Next, refer to Fig. 2, Fig. 2 is the programmable logic control device according to depicted in another embodiment of the present invention
With the block diagram of measuring instrument.As shown in Fig. 2 programmable logic control device 40 has the first control control mould of module 41, second
Group 43 and memory module 45.First control module 41 receives the test information that servomechanism 60 is transmitted, and is produced according to test information
Enabling signal and control signal.Measuring instrument 51,53 according to control signal set up with 5111~511n of mesuring battary, 5311~
After electric connection between 531n, in the present embodiment, measuring instrument 51,53 is by scanning element 511,531 and mesuring battary
5111~511n, 5311~531n are electrically connected with.Specifically, the scanning element 511 of the present embodiment is, for example, multiple switch group
Into each switch is arranged at a mesuring battary and on the guiding path of measuring instrument 51, scanning element 511 is swept according to first
Signal is retouched, in order conducting switch, and measuring instrument 51 is electrically connected with order and is tested 5111~511n of mesuring battary.
Similarly, scanning element 531 switches measuring instrument 53 and is electrically connected with and tests mesuring battary in order according to the second scanning signal
5311~531n.The testing requirement of high speed can be met by scanning element 511,531.
In one embodiment, when the second control module 43 receives the test result of mesuring battary, the second control
Molding group 43 just carries out numerical value conversion to test result.That is, when the second control module 43 receives mesuring battary 5111
Test result when, numerical value conversion just is carried out to the test result of mesuring battary 5111.Then, the second control module 43 is received
During the test result of mesuring battary 5112, just the test result to mesuring battary 5112 carries out numerical value conversion, afterwards by that analogy.
In other words, the second control module 43 can will receive test result every time and be considered as a conversion signal, and the test to receiving
As a result numerical value conversion is carried out.In other embodiment, the second control module 43 can also receive the survey of multiple mesuring battaries
After test result, then respectively according to multiple conversion signals to test result progress numerical value conversion, the such as second control module 43 is received
To after 5111~511n of mesuring battary test result, according to first conversion signal, by the test result of mesuring battary 5111
Carry out numerical value conversion and store, then according to second conversion signal, the test result of mesuring battary 5112 is subjected to numerical value conversion
And store, afterwards by that analogy, the present embodiment is not any limitation as to this.
It is that 5111~511n of mesuring battary, the electricity of measuring instrument 53 are electrically connected with measuring instrument 51 in previous embodiment
Property connection mesuring battary 5311~531n exemplified by for, can also be by measuring instrument 51 and measuring instrument in other embodiment
53 one of them measured, and another measuring instrument can cancel setting or standby, large number of when mesuring battary
Or when there is measurement rate request, two measuring instruments can be used in the lump.When only being measured by measuring instrument 51, scanning
Unit 511 can turn on 5111~511n of mesuring battary and measuring instrument 51 in order when test program is once performed.Under
When once performing test program, 5311~531n of mesuring battary and measuring instrument 51 are turned in order, with batch to electricity to be measured
5111~511n of pond and 5311~531n of mesuring battary performs test program.
In summary described, the embodiment of the present invention provides a kind of programmable logic control device of battery test apparatus, by
By a programmable logic control device is controlled come the measuring instrument to battery, between can avoiding dual system, operating system is not
The problem of compatible and system communication.In order to reach that simplified dual system is single control device for evaporation, the embodiment of the present invention utilizes programmable
Logic controller realizes this control device.Control device is realized compared to computer, although programmable logic controller nothing
All test results are all carried out numerical value conversion by method according to conversion instruction, but the programmable logic of the embodiment of the present invention
The internal structure of control device more simplifies, and easily operation maintenance, it is not easy to work as machine, also more may be used in the case where long-time is operated
Lean on.Furthermore, the second control module in programmable logic control device not only receives the test result of mesuring battary, the second control
Module more can directly carry out numerical value conversion to the test result of mesuring battary, and the test result after numerical value is changed is stored in
Remember in module, use and solve the problem of computer of user can not understand the test result changed without numerical value.In addition, this
It is the test result after numerical value storage conversion that module is remembered in inventive embodiments, when the computer of user wants read test result
When, directly it can be read from memory module, and without again via the second control module conversion so that the control machine of battery testing
System can be more smooth.
Although the present invention is disclosed above with foregoing embodiment, so it is not limited to the present invention.This hair is not being departed from
In bright spirit and scope, carried out by change and retouching, belong to the present invention scope of patent protection.Defined on the present invention
Protection domain refer to appended claims.
Claims (9)
1. a kind of programmable logic control device of battery test apparatus, it is characterised in that including：
One first control module, receives a test information of servomechanism transmission, and produce a control letter according to the test information
Number and an enabling signal, the test packet performs test programs and multiple containing specifying multiple measuring instrument wherein at least one
Multiple target locations of mesuring battary, the control signal is to determine that those measuring instruments connect with the electrical of those mesuring battaries
Connect；
One second control module, according to the enabling signal, produces an at least test signal, the test signal is to control the tittle
Survey one of instrument to start to perform test program, the second control module receives the measuring instrument and performs those mesuring battaries
The test result produced after test program, and numerical value conversion is carried out to the test result；And
One memory module, to store the test result after numerical value is changed, is tied the test by the first control module
Fruit is sent to the servomechanism.
2. the programmable logic control device of battery test apparatus as claimed in claim 1, it is characterised in that wherein when by this
One of measuring instrument completes to perform after test program, and the second control module produces an end signal to the first control mould
Group, the first control module produces another control signal to those measuring instruments, to switch those measurements according to the end signal
The electric connection of instrument and those mesuring battaries.
3. the programmable logic control device of battery test apparatus as claimed in claim 1, it is characterised in that each of which should
Measuring instrument is electrically connected with by one scan unit and those mesuring battaries, and the scanning element is cut in order according to the control signal
Change the conducting of one of the measuring instrument and those mesuring battaries.
4. the programmable logic control device of battery test apparatus as claimed in claim 1, it is characterised in that each of which should
The test result of mesuring battary has multiple bit groups, and the second control module searches the default bit in those bit groups
Group, and each bit group of others is converted into a numerical value, the second control module is according to the numerical value and the default bit group
Interval location, each numerical value is adjusted with an adjustment numerical value, and each numerical value after adjustment is added, to obtain by number
The test result after value conversion, the adjustment numerical associations are in the numerical value and the interval location of the default bit group.
5. the programmable logic control device of battery test apparatus as claimed in claim 1, it is characterised in that the wherein memory
Module has multiple memory regions, the test result of each memory region to store one of those mesuring battaries.
6. the programmable logic control device of battery test apparatus as claimed in claim 5, it is characterised in that wherein this second
Module is controlled according to one first look-up table, the measuring instrument is electrically connected with one of those target locations those are searched
Mesuring battary, and according to a second look-up table, by the test result of each mesuring battary be stored in those memory regions its
One of, the second look-up table indicates the corresponding memory region of each mesuring battary.
7. the programmable logic control device of battery test apparatus as claimed in claim 5, it is characterised in that the wherein memory
Module stores at least one default test result, and the second control module is than the test result after logarithm value conversion and the default survey
Whether test result, it is non-defective unit to judge each mesuring battary.
8. the programmable logic control device of battery test apparatus as claimed in claim 7, it is characterised in that each of which should
Memory region more store one of those mesuring battaries whether be non-defective unit testing result.
9. the programmable logic control device of battery test apparatus as claimed in claim 1, it is characterised in that each of which should
Measuring instrument is electrically connected with by a probe unit and those mesuring battaries, and the probe unit is moved to this according to the control signal
The position of one of a little mesuring battaries is to be electrically connected with one of those mesuring battaries.
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| CN201610065888.6A CN107024658A (en) | 2016-02-01 | 2016-02-01 | The programmable logic control device of battery test apparatus |
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| CN201610065888.6A CN107024658A (en) | 2016-02-01 | 2016-02-01 | The programmable logic control device of battery test apparatus |
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| CN102759712A (en) * | 2011-04-29 | 2012-10-31 | 比亚迪股份有限公司 | Battery testing device and testing method thereof |
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| EP0613203A1 (en) * | 1992-07-23 | 1994-08-31 | 4C Technologies Inc. | Device for displaying remaining charge of secondary cell |
| CN101191822A (en) * | 2006-12-02 | 2008-06-04 | 比亚迪股份有限公司 | Fuel cell voltage monitoring system and its method |
| CN101162479A (en) * | 2007-11-06 | 2008-04-16 | 西安交通大学 | Design method of electric energy quality monitoring application-specific integrated circuits based on soft nucleus CPU technology |
| CN102844960A (en) * | 2010-04-16 | 2012-12-26 | 株式会社Lg化学 | Voltage management methods and systems for performing analog-to-digital conversions |
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Application publication date: 20170808 |