CN109507607A - Portable storage battery group voltage acquisition instrument - Google Patents
Portable storage battery group voltage acquisition instrument Download PDFInfo
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- CN109507607A CN109507607A CN201811267358.5A CN201811267358A CN109507607A CN 109507607 A CN109507607 A CN 109507607A CN 201811267358 A CN201811267358 A CN 201811267358A CN 109507607 A CN109507607 A CN 109507607A
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Abstract
The invention discloses a kind of portable storage battery group voltage acquisition instrument, it is related to a kind of battery pack detection device convenient for holding movement, more particularly to a kind of voltage measuring apparatus for battery capacity test, including setting in the intracorporal voltage regulator circuit of case, isolation module, voltage acquisition module and central processing unit, the signal input part of each voltage acquisition module is connected with the anode and cathode of corresponding battery respectively；The output end of voltage regulator circuit passes through isolation module respectively and connect with the feeder ear of voltage acquisition module or central processing unit；The communication terminal of voltage acquisition module is connected by the communication terminal of differential transfer bus and central processing unit.The present invention provides a kind of for carrying out the test apparatus of voltage acquisition to storage batteries of transformer substation group, easy to carry, practical.
Description
Technical field
The present invention relates to a kind of convenient for holding mobile battery pack detection device, and in particular to one kind is used for battery capacity
The voltage measuring apparatus of test.
Background technique
The Capacity uniformity of battery has larger impact to the bulk life time of battery group in battery group, to guarantee electric power storage
The Capacity uniformity of Chi Zuzhong battery should carry out full checking discharging test to battery group.The test requirements document battery group
In each battery keep series connection, integrally discharged with the discharge load for sealing in discharge loop battery group, to protect
The consistency of each battery discharge current at any time is demonstrate,proved, and electric power storage pool capacity is evaluated with the battery voltage after discharge off
Amount.
In full checking discharging test, need to measure the cell batteries voltage value of battery group, to guarantee its voltage
Deviation and final discharging voltage value meet relevant technical standard and requirement.Therefore from after starting electric discharge at interval of the fixed cycle
Just the voltage of each battery is acquired, the battery for being significantly greater than theoretical pressure drop if there is pressure drop then judges the electric power storage
Pond does not meet Capacity uniformity and should handle in time it.
Electric system, especially substation, according to requiring to be provided with the biggish direct current system of capacity, direct current system it is main
Component is battery group.Full core should be carried out after the battery group to direct current system carries out new clothes, overhaul according to technical requirements
To property discharge test, primary full checking discharging test was carried out every 2 years later, has run 4 years later batteries, it should be annual
Make primary full checking discharging test.
When doing full checking discharging test to the battery group for electric system at present, have the following problems: 1, process
Lengthy and tedious, working efficiency is low, because needing to carry out voltage measurement to cell batteries one by one with multimeter at regular intervals and remember
Record, the used time is longer, and 108 batteries approximately spend 20 minutes, and voltage measurements should not be used in each battery in time shaft
On lateral comparison；2, there is security risk, manual measurement needs frequent operation metal probe, all may in each measurement process
In the presence of the risk for being shorted battery, cause battery damage or testing crew injured；3, data record is unfavorable for analyzing, complete to check
Property discharge test need to transcribe by hand and copy test data after, then draw by obtaining examination with the comparison of battery nominal discharge curve generalization
Conclusion is tested, is unfavorable for analyzing the potential faults other than battery group by paper document transmitting.
In the prior art, there is the storage battery pack data logger for being mounted on battery room, storage battery pack data logger includes one
Platform is for intensive data and the host analyzed and multiple extension sets for collection voltages data, every extension set are mounted on monomer
On battery, and acquired after data by built-in sensors to host communication reported data.But because of installation space, cost and safety
Problem, most of battery room cannot be installed.
Summary of the invention
It is an object of the present invention to provide a kind of for carrying out the test apparatus of voltage acquisition to storage batteries of transformer substation group, convenient for taking
Band, it is practical.
The technical solution of the present invention is as follows:
A kind of portable storage battery group voltage acquisition instrument, including be arranged in the intracorporal voltage regulator circuit of case, isolation module, voltage acquisition
Module and central processing unit, the signal input part of each voltage acquisition module respectively with the anode of corresponding battery and cathode
Connection；The output end of voltage regulator circuit passes through isolation module and voltage acquisition module respectively or the feeder ear of central processing unit connects
It connects；The communication terminal of voltage acquisition module is connected by the communication terminal of differential transfer bus and central processing unit.
The improvement of above-mentioned technical proposal is: differential transfer bus is CAN bus.
This improvement increased the stress levels between voltage acquisition module, when solving to the measurement of battery group, Ge Ge electricity
The problem of pressing the earth signal different potentials between acquisition module communication terminal.Simultaneously because CAN interface impedance is high, allow 200
The connection of a above communication terminal, it is not necessary to improve line impedance using signal relaying.
Further improvement is that voltage acquisition module includes the single-chip microcontroller that communication terminal supports CAN bus.
The improvement uses the core for supporting the single-chip microcontroller of CAN bus as voltage acquisition module, when each voltage acquisition mould
When block is connect with central processing unit, high frequency acquisition data can be stored in single-chip microcontroller, are used for software digital filter, Ke Yijin
One step improves measurement accuracy.
The improvement of above-mentioned technical proposal is: cabinet antetheca vertically divides column to be provided with voltage acquisition terminals, hangs down in cabinet
Directly it is provided with the first circuit board for installing isolation module and voltage acquisition module, the position of first circuit board and voltage acquisition
The position of terminals is corresponding；The front end of voltage acquisition terminals and first circuit board is electrically connected, central processing unit or pressure stabilizing
The rear end of circuit and collecting circuit board is electrically connected；Cabinet is provided with heat release hole.
Further improvement is that being equipped with inclined-plane on front side of cabinet top, second circuit board, second circuit are fixed on inclined-plane
It is installed on plate by the display screen of central processing unit connection control；The rear end of first circuit board is arranged in isolation module；Cabinet
Top and bottom are equipped with heat release hole.
The improvement of above-mentioned technical proposal is: central processing unit is configured as being put according to each battery in full verification property
Voltage downward trend exports warning message in electric test, and warning message includes abnormal battery information and termination discharge signal.
Further improvement is that central processing unit is connected with read-write storage chip, it is stored in storage chip
Battery discharge curve table.
Further improve also resides in: storage chip is storage card, and memory card slot, central processing unit are provided on cabinet
Pass through memory card slot and storage chip communication connection.
Further improve also resides in: the operation panel of modification central processing unit inner parameter is provided on cabinet.
Above-mentioned each technical solution further improvement lies in that: be provided in cabinet and connect with central processing unit controls
Alarm.Output alarm signal and cutting battery group put the contact point signal in circuit when the alarm is used to exception occur.
One aspect of the present invention bring beneficial effect is, the signal input part of each voltage acquisition module is respectively with one
The anode of a battery is connected with cathode；The output of voltage regulator circuit passes through isolation module and voltage acquisition module and centre respectively
Manage the feeder ear connection of unit；The communication terminal of voltage acquisition module passes through the communication terminal of differential transfer bus and central processing unit
Connection can measure the real-time voltage for each piece of battery being connected in discharge loop simultaneously in this way, and will not be because of a certain
Block battery occurs open-circuit fault in electric discharge and influences the measurement to other batteries.Especially work as in the measurement to battery pack
In, generally it is exactly the measurement of voltage acquisition module its power ground, if measured simultaneously to accumulator battery voltage, will be formed
Short circuit, therefore the ground of isolation is provided so as to which different batteries can be acquired simultaneously to voltage acquisition module by isolation module
Voltage, while again because each voltage acquisition module will be connect by communication terminal with central processing unit, each communication terminal phase
To truly, highest has the pressure difference of 250V, generally comprises the communication bus of earth signal or implicit earth signal, such as RS485 bus
Although circuit and differential transfer, it has implicit earth signal, and the pressure difference between differential signal line and earth signal cannot be big
In 50V, it cannot be applicable in application scheme, herein described CAN bus is complete differential transfer, according to CAN bus standard,
It can provide the isolation pressure difference of V up to a hundred, to solve the problems, such as the communication transfer after isolation synchro measure.
One aspect of the present invention bring beneficial effect is that cabinet antetheca vertically divides column to be provided with voltage acquisition wiring
It holds, the first circuit board for installing isolation module and voltage acquisition module, i.e. collecting circuit board is vertically installed in cabinet, the
The position of one circuit board is corresponding with voltage acquisition terminal position, and voltage acquisition terminals pass through the first conducting wire and collecting circuit board
Front end connection, central processing unit connected by the rear end of the second conducting wire and collecting circuit board；Cabinet is provided with ventilation hole.Due to
There are larger heat dissipation problems for isolation module, and the accumulation of hot-air will affect the isolation effect of isolation module, especially in high pressure feelings
Breakdown sparking is easy under condition, so that the work in measurement circuit is influenced, even since the high voltage of battery group causes entirely to survey
Measure the breakdown in circuit.The thermal convection channel of up and down direction is formd between vertically arranged multiple collecting circuit boards, is conducive to long-term
The heat dissipation of work.
One aspect of the present invention bring beneficial effect is that cabinet top is equipped with inclined-plane by front side, is provided on inclined-plane
By the display screen of central processing connection control；The rear end of first circuit board is arranged in isolation module, and by privates and surely
Volt circuit connection；Ventilation hole is equipped at the top and bottom of cabinet.Display screen due to luminous efficiency problem during use its send out
Heat is also bigger, and display screen is oppositely arranged with isolation module, and heat is not easy to concentrate, while display screen is fixed on inclined-plane, when
When the thermal convection in channel is formed between collecting circuit board, air velocity is significantly greater than display screen back flow velocity, according to Bernoulli Jacob
The hot-air of principle, display screen back will be mobile to the channel between collecting circuit board, and takes out of outside cabinet.Portable storage battery
Group voltage acquisition instrument needs long-term bright screen work, and above scheme solves the liquid crystal denaturing problem of liquid crystal display long-term work.
Detailed description of the invention
Fig. 1 is the circuit diagram of battery data logging device in the prior art；
Fig. 2 is the block diagram of the system structure of the application one embodiment；
Fig. 3 is the cabinet schematic diagram of the application one embodiment；
Fig. 4 is the right side schematic view of Fig. 3；
Fig. 5 is the rear side schematic diagram of Fig. 3；
Fig. 6 is the inside top schematic diagram of Fig. 3；
Fig. 7 is the right side diagrammatic cross-section of Fig. 3；
Wherein, 101, discharge load, 102, plurality of voltages acquisition module, 103, cabinet, 104, inclined-plane, 105, operation panel,
106, electric source line interface, 107, heat release hole, 201, voltage regulator circuit, 202, isolation module, 203, voltage acquisition module, 204, center
Processing unit, 205, display, 206, storage chip, 207, alarm, 208, connection terminal interface, 209, voltage acquisition connects
Line end, 210, first circuit board, the 211, first conducting wire, the 212, second conducting wire, 213, privates, 220, second circuit board.
Specific embodiment
First it should be noted that voltage regulator circuit described in the embodiment of the present application can be the common transformation with voltage stabilizing function
Perhaps direct-current switch power supply can exchange device or direct current inputs, and export the dc power of burning voltage；The embodiment of the present application
The voltage acquisition module can be voltage sensor and acquire the combination (such as common 555 of coding chip such as voltage to frequency conversion circuit
Modulation circuit) using output pulse width modulated signal as communication signal, it is also possible to programmable with analog input interface
Single chip circuit, by being measured to central processing unit transmission voltage data etc. according to default communications protocol to mcu programming
Data；Central processing unit described in the embodiment of the present application can be 32 ARM chips for being built-in with embedded OS；This Shen
It please can be isolated form DC-DC module by isolation module described in embodiment, generally there are positive and negative two input pins and positive and negative two
A output pin.It is as known to those skilled in the art and can be with that the above modules, which are related to the structure itself of chip and interlock circuit,
It realizes, it in embodiment such as will not without the other part in special section compared with conventional to the use of foregoing circuit, module or unit
It repeats again.
Storage battery pack data logger as shown in Figure 1 in the prior art, when carrying out full checking discharging test, battery group
It is all connected in series and is formed into a loop continuous discharge with discharge load 101, storage battery pack data logger passes through internal plurality of voltages
Acquisition module 102 is connect with the anode of N number of battery respectively, acquires the voltage of each battery respectively, and plurality of voltages acquires mould
Turn to close switch by cascade multichannel inside block and a voltage acquisition module forms, when needing to acquire the voltage of a certain battery,
I.e. switching multicircuit switch makes the anode of the battery and the positive connection of voltage acquisition module, to realize adopting for voltage
Collection.There are the following problems for which: 1, not being suitable for full checking discharging test, proof discharge needs long-term high current
Electric discharge, and each battery whole process is monitored, if there is individual batteries are opened a way, then according to its measuring principle, from open circuit
The voltage of all batteries cannot will be acquired in place's accumulator positive extreme direction, and electric discharge whole process is caused missing inspection occur, this test
Cancel, and full checking discharging test is to have certain influence, therefore cannot be used for storage battery pack data logger to the life of storage battery
Full checking discharging test；2, the battery group of substation is typically provided andron, and storage battery pack data logger is provided with and this
The unique encodings of substation's binding are equipment safety, and storage battery pack data logger is generally in the overhaul of battery group or replacement construction
While be fixedly mounted on accumulator stand, it is accumulator stand that also subsidiary installation, which secures multiple sensors and communication apparatus,
A part can not move easily.
Combined with specific embodiments below with it is clear, completely illustrate technical solution provided by the present application.
As shown in Figure 2 and Figure 3, the present embodiment is a kind of portable storage battery group voltage acquisition instrument, a length of 80cm, and width is
40cm, a height of 80cm can be used for the full checking discharging test of storage batteries of transformer substation group, can individually connect most 108 simultaneously
Battery meets the full checking discharging test needs of routine 220kV storage batteries of transformer substation.
The portable storage battery group voltage acquisition instrument of the present embodiment, including the handled cabinet 103 of setting, voltage acquisition line
And power supply line, wherein cabinet is using light-weight, and the big aluminum alloy materials of intensity, handle is fixed on top of the box, and handle both ends are adopted
It with stainless steel material, is firmly combined with upper top surface, handle middle section can play the work of anti-skid wearable using ox-hide isocortex material
With top surface interval 2cm on handle and cabinet 103, cabinet front upper is provided with an inclined-plane 104, and inclined-plane 104 is 20cm high, tiltedly
Rate angle with horizontal plane is 45 degree, and inclined-plane 104 is integrated with display screen 205, operation panel 105, electric source line interface 106 and connection
Terminal interface 208, the positive lower part of cabinet 103 have 6 column voltages to acquire terminals 209, and each column voltage acquisition terminals 209 arrange
18 groups of voltage acquisition terminals 209, every group of voltage acquisition terminals 209 distinguish corresponding battery and pass through voltage acquisition line
Connection, it can at most connect 108 batteries, every group of voltage acquisition terminals include two wiring holes, respectively red hole and black
Hole；Power supply line is at least three-core cable, for connecing the firewire, zero curve and ground wire of 220V power supply line, substation by power supply line
Mouth 106 introduces cabinets, is each electronics in cabinet 103；Voltage acquisition line is 1.5mm2Copper wire, be divided into red and black two
Root line, red line connect the red hole of voltage acquisition branch connection jaws and the anode of battery, and black line connects the wiring of voltage acquisition branch
The black holes of mouth and the cathode of battery.
As shown in figure 3, figure 4 and figure 5, the top surface, side and the back side of cabinet are both provided with bar radiating hole 107, in the application
Another embodiment in, heat release hole may be circle, diamond shape etc. be suitable for accelerate air flowing shape.
As shown in Fig. 2, be provided in cabinet 103 voltage regulator circuit 201, isolation module 202, voltage acquisition module 203 and in
Central Processing Unit 204, the signal input part of each voltage acquisition module are connect with the positive and cathode of a battery respectively；Surely
The output of volt circuit is connect by isolation module with the feeder ear of voltage acquisition module and central processing unit respectively；Voltage acquisition
The communication terminal of module and the communication terminal of central processing unit connect.
103 antetheca of cabinet point column are provided with voltage acquisition terminals 209, are vertically installed in cabinet for installing isolation mode
The first circuit board 210 of block 202 and voltage acquisition module, point column in cabinet of first circuit board 210 are fixed, position and voltage
Acquire that terminal position is corresponding so that the line contacts of the front end of each first circuit board 210 and voltage acquisition terminals 209 away from
It is short from most, save 103 interior cabling space of cabinet.Voltage acquisition terminals are connected by the front end of the first conducting wire and collecting circuit board
It connects, central processing unit is connected by the rear end of the second conducting wire and collecting circuit board；Cabinet is provided with ventilation hole.
Display screen is connected by central processing unit 204 and is controlled, and central processing unit 204 and display screen 205 are fixed on second
On circuit board；Each isolation module 202 on first circuit board 210 is all disposed within the rear end of first circuit board, and passes through third
Conducting wire is connect with voltage regulator circuit；Heat release hole 107 namely ventilation hole are equipped at the top and bottom of cabinet.
Central processing unit 204 is connected with read-write storage chip 206, is stored with battery in storage chip 206 and puts
Electric curve table.It include the normal downward trend of different discharge rates in discharge curve table, it is single such as 0.1C capacity current discharge 5 hours
Saving battery voltage normal voltage should be in 1.85V, and those skilled in the art are in the size and discharge time for knowing discharge current
How to judge whether battery is normal afterwards.The difference of the application and common artificial judgment is, can be by acquiring every section in real time
The voltage downward trend under identical discharging condition of battery, judges the size of discharge current, and calculates every section battery and be
The no requirement for meeting its discharge curve, to judge the battery with the presence or absence of abnormal.
The operation panel of modification central processing unit inner parameter is provided on cabinet.Operation panel can be physical button
The virtual key either realized by touch screen.
It is provided in cabinet 103 by the alarm 207 of the control connection of central processing unit 204.It is put carrying out full verification property
When electric test, if central processing unit 204 judges a certain branch or a few electric power storages according to discharge curve in storage chip 206
When tank discharge exception, sound-light alarm is issued by alarm 207, meanwhile, alarm 207 further includes one by monostable trigger electricity
The relay of road control exports dry contact, switches the on-off of dry contact in alarm, can return with the switch control of discharge load 101
Road connection, for cutting off the discharge loop of battery group in alarm.
The present embodiment include setting the intracorporal voltage regulator circuit 201 of case, isolation module 202, voltage acquisition module 203 and in
Central Processing Unit 204, it is characterised in that: the signal input part of each voltage acquisition module 203 respectively with corresponding battery
Anode is connected with cathode；The output end of voltage regulator circuit 201 passes through isolation module 202 and voltage acquisition module 203 or center respectively
The feeder ear of processing unit 204 connects, and the output end of voltage regulator circuit 201 can export DC level, wherein the cathode of output end
It is connect with the ground wire of electric source line interface；The communication terminal of voltage acquisition module 203 passes through differential transfer bus and central processing unit
204 communication terminal connection.Differential transfer bus is CAN bus.Voltage acquisition module 203 includes that communication terminal supports CAN bus
Single-chip microcontroller.
103 antetheca of cabinet vertically divides column to be provided with voltage acquisition terminals 209, be vertically installed in cabinet for install every
First circuit board 210 from module 202 and voltage acquisition module 203, the position of first circuit board 210 and voltage acquisition terminals
209 position is corresponding；The front end of voltage acquisition terminals 209 and first circuit board 210 is electrically connected, central processing unit or steady
The rear end of volt circuit and collecting circuit board is electrically connected；Cabinet is provided with ventilation hole.It is equipped with inclined-plane on front side of cabinet top, consolidates on inclined-plane
Surely there is second circuit board, the display that central processing unit connects control with by central processing unit is installed on second circuit board
Screen；The rear end of first circuit board is arranged in isolation module；Ventilation hole is equipped at the top and bottom of cabinet.
What central processing unit 204 was configured as according to each battery that the voltage in full checking discharging test declines becomes
Gesture exports warning message, and warning message includes abnormal battery information and termination discharge signal.Central processing unit is connected with can
The storage chip of read-write is stored with battery discharge curve table in storage chip.Storage chip is storage card, is provided on cabinet
Memory card slot, central processing unit pass through memory card slot and storage chip communication connection.Modification central processing is provided on cabinet
The operation panel of unit inner parameter.
Embodiment described above only describe the preferred embodiments of the invention, and but it is not limited to this, this
The technical staff in field is easy to understand spirit of the invention according to above-described embodiment, and makes different amplification and variation, but
As long as it does not depart from the spirit of the invention, all within protection scope of the present invention.
Claims (10)
1. a kind of portable storage battery group voltage acquisition instrument, including be arranged in cabinet (103) voltage regulator circuit (201), isolation
Module (202), voltage acquisition module (203) and central processing unit (204), it is characterised in that: each voltage acquisition module
(203) signal input part is connected with the anode and cathode of corresponding battery respectively；The output end of voltage regulator circuit (201) is distinguished
It is connect by isolation module (202) with the feeder ear of voltage acquisition module (203) or central processing unit (204)；Voltage acquisition
The communication terminal of module (203) is connect by differential transfer bus with the communication terminal of central processing unit (204).
2. portable storage battery group voltage acquisition instrument according to claim 1, it is characterised in that: differential transfer bus is
CAN bus.
3. portable storage battery group voltage acquisition instrument according to claim 2, it is characterised in that: voltage acquisition module
(203) include communication terminal support CAN bus single-chip microcontroller.
4. portable storage battery group voltage acquisition instrument according to claim 1, it is characterised in that: cabinet (103) antetheca hangs down
Straight point of column are provided with voltage acquisition terminals (209), are vertically installed in cabinet and are adopted for installing isolation module (202) and voltage
Collect the first circuit board (210) of module (203), the position of first circuit board (210) and the position of voltage acquisition terminals (209)
It is corresponding；The front end of voltage acquisition terminals (209) and first circuit board (210) is electrically connected, central processing unit or pressure stabilizing electricity
Road and the rear end of collecting circuit board are electrically connected；Cabinet (103) is provided with heat release hole (107).
5. portable storage battery group voltage acquisition instrument according to claim 4, it is characterised in that: before cabinet (103) top
Side is equipped with inclined-plane (104), is fixed with second circuit board (220) on inclined-plane (104), and installation is by center on second circuit board (220)
The display screen (205) of processing unit (204) connection control；Isolation module (202) is arranged in the rear end of first circuit board (210)；
Heat release hole (201) are equipped at the top and bottom of cabinet (103).
6. portable storage battery group voltage acquisition instrument according to claim 1, it is characterised in that: central processing unit
(204) it is configured as according to each battery the voltage downward trend in full checking discharging test and exports warning message, report
Alert information includes abnormal battery information and termination discharge signal.
7. portable storage battery group voltage acquisition instrument according to claim 6, it is characterised in that: central processing unit connection
There is read-write storage chip, battery discharge curve table is stored in storage chip.
8. portable storage battery group voltage acquisition instrument according to claim 7, it is characterised in that: storage chip is storage
Block, memory card slot is provided on cabinet, central processing unit passes through memory card slot and storage chip communication connection.
9. portable storage battery group voltage acquisition instrument according to claim 8, it is characterised in that: be provided with modification on cabinet
The operation panel of central processing unit inner parameter.
10. portable storage battery group voltage acquisition instrument according to any one of claims 1 to 9, it is characterised in that: in cabinet
It is provided with the alarm with central processing unit (204) control connection.
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| CN201811267358.5A CN109507607A (en) | 2018-10-29 | 2018-10-29 | Portable storage battery group voltage acquisition instrument |
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| CN201811267358.5A CN109507607A (en) | 2018-10-29 | 2018-10-29 | Portable storage battery group voltage acquisition instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114280487A (en) * | 2021-11-22 | 2022-04-05 | 贵州电网有限责任公司 | Novel voltage acquisition module for single storage battery |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101876670A (en) * | 2009-12-11 | 2010-11-03 | 清华大学 | Battery monomer voltage measuring circuit and compensation method for measuring error thereof |
| CN102353908A (en) * | 2011-09-30 | 2012-02-15 | 北京国电通网络技术有限公司 | Voltage acquisition system for battery pack |
| CN103326453A (en) * | 2013-07-10 | 2013-09-25 | 温州大学 | Megawatt converting technique research and development platform |
| CN204741338U (en) * | 2015-07-16 | 2015-11-04 | 国网四川省电力公司乐山供电公司 | Lithium cell direct current system |
| CN205484533U (en) * | 2016-01-28 | 2016-08-17 | 安徽江淮汽车股份有限公司 | Battery voltage monitored control system |
| CN106814332A (en) * | 2017-03-23 | 2017-06-09 | 中国人民解放军国防科学技术大学 | A kind of multifunction structure lithium battery interior voltage detecting system |
| CN206516731U (en) * | 2017-01-13 | 2017-09-22 | 深圳市沃特玛电池有限公司 | Electric automobile and its collection plate |
| CN107196408A (en) * | 2017-06-22 | 2017-09-22 | 国家电网公司 | A kind of transformer station's Portable AC-DC system |
| CN206540956U (en) * | 2017-03-15 | 2017-10-03 | 安徽江淮汽车集团股份有限公司 | A kind of voltage acquisition system for battery pack framework |
| CN206684278U (en) * | 2017-04-20 | 2017-11-28 | 广西电网有限责任公司桂林供电局 | Portable DC battery discharging instrument |
| CN206960627U (en) * | 2017-08-04 | 2018-02-02 | 昆山通达测科电子科技有限公司 | Cooling mechanism for lithium battery checking equipment |
| CN207366715U (en) * | 2017-11-14 | 2018-05-15 | 温州大学 | A kind of battery SOC estimation device based on CAN bus |
| CN108169693A (en) * | 2018-03-21 | 2018-06-15 | 国家电网公司 | A kind of accumulator group online evaluation detecting system |
-
2018
- 2018-10-29 CN CN201811267358.5A patent/CN109507607A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101876670A (en) * | 2009-12-11 | 2010-11-03 | 清华大学 | Battery monomer voltage measuring circuit and compensation method for measuring error thereof |
| CN102353908A (en) * | 2011-09-30 | 2012-02-15 | 北京国电通网络技术有限公司 | Voltage acquisition system for battery pack |
| CN103326453A (en) * | 2013-07-10 | 2013-09-25 | 温州大学 | Megawatt converting technique research and development platform |
| CN204741338U (en) * | 2015-07-16 | 2015-11-04 | 国网四川省电力公司乐山供电公司 | Lithium cell direct current system |
| CN205484533U (en) * | 2016-01-28 | 2016-08-17 | 安徽江淮汽车股份有限公司 | Battery voltage monitored control system |
| CN206516731U (en) * | 2017-01-13 | 2017-09-22 | 深圳市沃特玛电池有限公司 | Electric automobile and its collection plate |
| CN206540956U (en) * | 2017-03-15 | 2017-10-03 | 安徽江淮汽车集团股份有限公司 | A kind of voltage acquisition system for battery pack framework |
| CN106814332A (en) * | 2017-03-23 | 2017-06-09 | 中国人民解放军国防科学技术大学 | A kind of multifunction structure lithium battery interior voltage detecting system |
| CN206684278U (en) * | 2017-04-20 | 2017-11-28 | 广西电网有限责任公司桂林供电局 | Portable DC battery discharging instrument |
| CN107196408A (en) * | 2017-06-22 | 2017-09-22 | 国家电网公司 | A kind of transformer station's Portable AC-DC system |
| CN206960627U (en) * | 2017-08-04 | 2018-02-02 | 昆山通达测科电子科技有限公司 | Cooling mechanism for lithium battery checking equipment |
| CN207366715U (en) * | 2017-11-14 | 2018-05-15 | 温州大学 | A kind of battery SOC estimation device based on CAN bus |
| CN108169693A (en) * | 2018-03-21 | 2018-06-15 | 国家电网公司 | A kind of accumulator group online evaluation detecting system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114280487A (en) * | 2021-11-22 | 2022-04-05 | 贵州电网有限责任公司 | Novel voltage acquisition module for single storage battery |
| CN114280487B (en) * | 2021-11-22 | 2023-12-15 | 贵州电网有限责任公司 | Novel voltage acquisition module for single storage battery |
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Application publication date: 20190322 |
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