CN202145228U - High-speed high-precision acquisition device of high-voltage strong current dynamic battery - Google Patents
High-speed high-precision acquisition device of high-voltage strong current dynamic battery Download PDFInfo
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- CN202145228U CN202145228U CN201120208724U CN201120208724U CN202145228U CN 202145228 U CN202145228 U CN 202145228U CN 201120208724 U CN201120208724 U CN 201120208724U CN 201120208724 U CN201120208724 U CN 201120208724U CN 202145228 U CN202145228 U CN 202145228U
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- electrokinetic cell
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- 238000004891 communication Methods 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 2
- 239000012769 display material Substances 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses a high-speed high accuracy collection system of high voltage forceful electric current power battery, including sensor acquisition unit, AD converting unit, collection singlechip, control singlechip. The utility model discloses can acquire relevant parameter directly perceived, precision ground, the interference killing feature is strong. The voltage and current parameters of the power battery can be analyzed at high precision, and the performance of the product is guaranteed. The safety of experimenters is effectively improved by using a double-singlechip control system. The OLED novel display material can be normally used in the absence of light.
Description
Technical field
The utility model relates to used for electric vehicle electrokinetic cell field, is specially a kind of high-speed, high precision harvester of high voltage heavy current electrokinetic cell.
Background technology
The core drive parts of electric automobile are electrokinetic cells wherein, electrokinetic cell output be mainly high voltage direct current, utilization P=UI formula can be calculated power, adds time factor, can obtain electrical energy parameter.In actual use, need gather and calculate each electrical quantity of electrokinetic cell, with each environment of grasp electrokinetic cell, under the time, the performance of different load charge-discharges.
The utility model content
The purpose of the utility model provides a kind of high-speed, high precision harvester of high voltage heavy current electrokinetic cell, with realization each electrical quantity of electrokinetic cell is gathered and is calculated.
In order to achieve the above object, the technical scheme that the utility model adopted is:
The high-speed, high precision harvester of high voltage heavy current electrokinetic cell is characterized in that: include sensor acquisition unit, A/D converting unit, gather single-chip microcomputer, control single chip computer; Said sensor acquisition unit comprises a plurality of closed loop Hall current sensors, closed loop Hall voltage sensor; Said closed loop Hall current sensor slotted line snare is outside power battery anode or cathode conductor, and the input end of closed loop Hall voltage sensor is connected with the positive and negative electrode of electrokinetic cell respectively; Said A/D converting unit comprises multi-channel A/D conversion chip; The output of the input of said A/D conversion chip and closed loop Hall current sensor, closed loop Hall voltage sensor connects one to one, and the output of said A/D conversion chip inserts the collection single-chip microcomputer respectively through SPI interface separately; Said collection single-chip microcomputer is connected through the CAN interface communication with control single chip computer, and the output interface of said control single chip computer has access to acoustooptic cell, and the input interface of control single chip computer has access to keyboard, and the SSI interface of control single chip computer has access to the OLED display.
The high-speed, high precision harvester of described high voltage heavy current electrokinetic cell is characterized in that: it is the A/D conversion chip of ADS1271 that said A/D converting unit adopts model.
The high-speed, high precision harvester of described high voltage heavy current electrokinetic cell is characterized in that: have access to status lamp, keyboard on the said collection single-chip microcomputer.
The high-speed, high precision harvester of described high voltage heavy current electrokinetic cell is characterized in that: said acoustooptic cell is by status lamp, the loudspeaker of Access Control single-chip microcomputer constitute respectively.
The high-speed, high precision harvester of described high voltage heavy current electrokinetic cell is characterized in that: also have access to the SD storage card on the said control single chip computer.
The high-speed, high precision harvester of described high voltage heavy current electrokinetic cell is characterized in that: said control single chip computer is connected with upper machine communication through serial ports control desk, Ethernet respectively.
Compared with present technology, the utility model beneficial effect is embodied in:
1, the OLED LCDs of the utility model can intuitively, precision obtain related parameter, strong anti-interference performance.
But 2, the voltage of the utility model high accuracy analysis electrokinetic cell, current parameters ensures performance of products.
3, the utility model can be measured the heavy current of the highest 600 volts high pressure and 420 peaces simultaneously, and automatic rated output and electric work, is the product that does not have on the market.
4, the unique utilization of the utility model double-singlechip control system is isolated the high pressure of collecting part and control section, has effectively improved experimenter's safety.
5, the LCDs of the utility model uses the novel display material of OLED, can be unglazed normal use the down, and system enlarges usable range.
Description of drawings
Fig. 1 is the utility model schematic block circuit diagram.
Embodiment
As shown in Figure 1.The utility model includes sensor acquisition unit, A/D converting unit, collection single-chip microcomputer, the control single chip computer of closed loop Hall voltage sensor and closed loop Hall current sensor formation; The sensor acquisition unit carries out the collection of high voltage and heavy current to electrokinetic cell; Amplify, convert digital signal to and export the collection single-chip microcomputer to through the A/D converting unit again, export control single chip computer to by gathering single-chip microcomputer.
Closed loop Hall voltage sensor utilizes hall principle, has the advantages that high strength is isolated, gathers 0 volt to positive and negative 800 volts between random waveform voltage, have current source and export, and have school zero power ability; The closed loop Hall current sensor utilizes hall principle, has the advantages that high strength is isolated, and gathers 0 and pacifies to random waveform electric current between positive and negative 420 peaces, has current source output; According to scene and designing requirement, thereby the sample resistance that analyzes each sensor is gathered high voltage heavy current information.
The A/D converting unit is isolated and voltage follow through fully differential amplifier OPA1632 gathering the voltage and current signal that comes up; The A/D conversion chip ADS1271 that sends into high speed, high resolution carries out the A/D conversion; Gather the distinctive daisy chain structure of A/D conversion chip ADS1271 utilization A/D conversion chip ADS1271 of voltage, current signal; Practiced thrift the interface of gathering single-chip microcomputer effectively, improved speed with stable; A/D conversion chip ADS1271 also is attached with 2.5 volts of reference voltage sources of active crystal oscillator of 25M and the needed low drift of A/D conversion chip ADS1271.
A/D conversion chip ADS1271 digital signal exports the collection single-chip microcomputer to through the SPI interface, gathers single-chip microcomputer and carries out simple information preservation and processing, is transferred in the control single chip computer through the CAN interface of gathering single-chip microcomputer.Simultaneously, some Information Monitoring aggregate information electric work and times, be saved in the control single chip computer, single-chip microcomputer working condition and voltage are gathered in the control single chip computer monitoring.
Gather single-chip microcomputer through the CAN interface information transmission in control single chip computer, carry out focusing on of data, be specially, the filtering of data, general's choosing of information, control single chip computer feeds back to the collection single-chip microcomputer to data through the CAN interface.While and OLED, keyboard and acoustooptic cell combine, and carry out rational management.
Acoustooptic cell is made up of loudspeaker, status lamp, and keyboard, acoustooptic cell are connected with the common port of control single chip computer, is controlled the single-chip microcomputer scheduling.Keyboard mainly carries out the selection and the control of menu in the OLED display.Acoustooptic cell is startup music and keyboard tone and the prompting of control single chip computer CAN transmission state.
The OLED display is connected with control single chip computer SSI interface, is controlled the single-chip microcomputer scheduling.Mainly carry out menu and show and information interaction that menu is divided into 2 grades of menu-style, the information of carrying out user interactions is real-time voltage, real-time current, time second, electric power and electric work in real time.
Claims (6)
1. the high-speed, high precision harvester of high voltage heavy current electrokinetic cell is characterized in that: include sensor acquisition unit, A/D converting unit, gather single-chip microcomputer, control single chip computer; Said sensor acquisition unit comprises a plurality of closed loop Hall current sensors, closed loop Hall voltage sensor; Said closed loop Hall current sensor slotted line snare is outside power battery anode or cathode conductor, and the input end of closed loop Hall voltage sensor is connected with the positive and negative electrode of electrokinetic cell respectively; Said A/D converting unit comprises multi-channel A/D conversion chip; The output of the input of said A/D conversion chip and closed loop Hall current sensor, closed loop Hall voltage sensor connects one to one, and the output of said A/D conversion chip inserts the collection single-chip microcomputer respectively through SPI interface separately; Said collection single-chip microcomputer is connected through the CAN interface communication with control single chip computer, and the output interface of said control single chip computer has access to acoustooptic cell, and the input interface of control single chip computer has access to keyboard, and the SSI interface of control single chip computer has access to the OLED display.
2. the high-speed, high precision harvester of high voltage heavy current electrokinetic cell according to claim 1 is characterized in that: it is the A/D conversion chip of ADS1271 that said A/D converting unit adopts model.
3. the high-speed, high precision harvester of high voltage heavy current electrokinetic cell according to claim 1 is characterized in that: have access to status lamp, keyboard on the said collection single-chip microcomputer.
4. the high-speed, high precision harvester of high voltage heavy current electrokinetic cell according to claim 1 is characterized in that: said acoustooptic cell is by status lamp, the loudspeaker of Access Control single-chip microcomputer constitute respectively.
5. the high-speed, high precision harvester of high voltage heavy current electrokinetic cell according to claim 1 is characterized in that: also have access to the SD storage card on the said control single chip computer.
6. the high-speed, high precision harvester of high voltage heavy current electrokinetic cell according to claim 1 is characterized in that: said control single chip computer is connected with upper machine communication through serial ports control desk, Ethernet respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120208724U CN202145228U (en) | 2011-06-21 | 2011-06-21 | High-speed high-precision acquisition device of high-voltage strong current dynamic battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120208724U CN202145228U (en) | 2011-06-21 | 2011-06-21 | High-speed high-precision acquisition device of high-voltage strong current dynamic battery |
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| Publication Number | Publication Date |
|---|---|
| CN202145228U true CN202145228U (en) | 2012-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120208724U Expired - Fee Related CN202145228U (en) | 2011-06-21 | 2011-06-21 | High-speed high-precision acquisition device of high-voltage strong current dynamic battery |
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| CN (1) | CN202145228U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103149409A (en) * | 2013-01-31 | 2013-06-12 | 云南电力试验研究院（集团）有限公司电力研究院 | High-precision electrical signal measurement device and method |
| CN103217601A (en) * | 2013-03-19 | 2013-07-24 | 云南电力试验研究院（集团）有限公司电力研究院 | Control method of ensuring accuracy of measurement device of electrical signals |
| CN104155610A (en) * | 2014-07-28 | 2014-11-19 | 西北农林科技大学 | Recorder for storage battery condition |
| CN109683532A (en) * | 2019-01-08 | 2019-04-26 | 上海应用技术大学 | A kind of steering engine and more steering engine controllers and unmanned aerial vehicle control system |
-
2011
- 2011-06-21 CN CN201120208724U patent/CN202145228U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103149409A (en) * | 2013-01-31 | 2013-06-12 | 云南电力试验研究院（集团）有限公司电力研究院 | High-precision electrical signal measurement device and method |
| CN103149409B (en) * | 2013-01-31 | 2015-06-03 | 云南电力试验研究院（集团）有限公司电力研究院 | High-precision electrical signal measurement device and method |
| CN103217601A (en) * | 2013-03-19 | 2013-07-24 | 云南电力试验研究院（集团）有限公司电力研究院 | Control method of ensuring accuracy of measurement device of electrical signals |
| CN104155610A (en) * | 2014-07-28 | 2014-11-19 | 西北农林科技大学 | Recorder for storage battery condition |
| CN109683532A (en) * | 2019-01-08 | 2019-04-26 | 上海应用技术大学 | A kind of steering engine and more steering engine controllers and unmanned aerial vehicle control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HEFEI GUOXUAN HIGH-TECH POWER ENERGY CO., LTD. Free format text: FORMER NAME: HEFEI GUOXUAN HIGH-TECH POWER ENERGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 230000 Yaohai Industrial Park, Anhui, Hefei No. D weft Road, No. 7 Patentee after: Hefei Guoxuan High-Tech Power Energy Co.,Ltd. Address before: 230000 Yaohai Industrial Park, Anhui, Hefei No. D weft Road, No. 7 Patentee before: Gotion High-tech Co., Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 230000 Yaohai Industrial Park, Anhui, Hefei No. D weft Road, No. 7 Patentee after: Gotion High-tech Co., Ltd. Address before: 230000 Yaohai Industrial Park, Anhui, Hefei No. D weft Road, No. 7 Patentee before: Hefei Guoxuan High-Tech Power Energy Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120215 Termination date: 20180621 |