CN202177690U - Electric automobile storage battery SOC estimation apparatus - Google Patents

Electric automobile storage battery SOC estimation apparatus Download PDF

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Publication number
CN202177690U
CN202177690U CN2011202263003U CN201120226300U CN202177690U CN 202177690 U CN202177690 U CN 202177690U CN 2011202263003 U CN2011202263003 U CN 2011202263003U CN 201120226300 U CN201120226300 U CN 201120226300U CN 202177690 U CN202177690 U CN 202177690U
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CN
China
Prior art keywords
detection module
dsp control
storage battery
module
battery
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2011202263003U
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Chinese (zh)
Inventor
李海泉
罗德义
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DALIAN DAGONG ANDAO SHIP TECHNOLOGY CO LTD
Original Assignee
DALIAN DAGONG ANDAO SHIP TECHNOLOGY CO LTD
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by DALIAN DAGONG ANDAO SHIP TECHNOLOGY CO LTD filed Critical DALIAN DAGONG ANDAO SHIP TECHNOLOGY CO LTD
Priority to CN2011202263003U priority Critical patent/CN202177690U/en
Application granted granted Critical
Publication of CN202177690U publication Critical patent/CN202177690U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to an electric automobile storage battery State of Charge (SOC) estimation apparatus, belonging to the field of storage battery SOC estimation, wherein a voltage detection module, a current detection module, a battery temperature detection module, and an environment temperature detection module are connected with a DSP control apparatus, an internal resistance detection module is connected with the DSP control apparatus through an ADS 1110, the DSP control apparatus is connected with a micro computer through serial port communication, the DSP control apparatus is connected with a complete machine energy control system and a display module, and the display module is provided with a switching display hand-operated switch. The electric automobile storage battery SOC estimation apparatus has the beneficial effects that the voltage detection module, the current detection module, the battery temperature detection module, the environment temperature detection module and the inner resistance detection module respectively detect the voltage, current, battery temperature, environment temperature and battery inner resistance of the storage battery, then the data are transmitted to a DSP control chip for processing, the SOC is estimated in real time in cooperation with EKF and neural network algorithm, and the specific data are displayed through the display module.

Description

Accumulator of electric car SOC estimating device
Technical field the utility model relates to accumulator of electric car SOC estimating device, belongs to accumulator SOC estimation field.
Background technology is in oil and natural gas equal energy source day by day deficient today, and developing and seek the new energy is the task of top priority.For existing power source, for example various types of accumulators, people have also given great attention, have dropped into great amount of manpower and material resources and have researched and developed.The accurate estimation of the SOC of accumulator (state-of-charge) is an important ingredient of battery management system, can prolong the serviceable life of battery simultaneously, also is one of important evidence of energy distribution in the ability connecting leg reason system.
The defective that summary of the invention exists in view of prior art, the purpose of the utility model provides a kind of accumulator of electric car SOC estimating device, realizes that the online in real time of accumulator of electric car SOC is accurately estimated.
For realizing above-mentioned purpose; The technical solution that the utility model adopted mainly is: accumulator of electric car SOC estimating device; It is characterized in that: voltage detection module, current detection module, battery temperature detection module, environment temperature detection module are connected with the DSP control device respectively; The internal resistance detection module passes through ADS1110 and is connected with the DSP control device; The DSP control device is connected with microcomputer through serial communication, and the DSP control device is connected with complete machine energy management system, display module, and display module is provided with the switching displayed hand switch.
The beneficial effect of electrical automobile accumulator SOC estimating device is: voltage detection module, current detection module, battery temperature detection module, environment temperature detection module, internal resistance detection module detect voltage, electric current, battery temperature, environment temperature, the internal resistance of cell of accumulator respectively; Subsequent data imports the DSP control chip into to be handled; In conjunction with EKF and neural network algorithm, estimate SOC in real time, simultaneously; Through display module, concrete data are shown.
Description of drawings
Fig. 1 is the fundamental diagram of accumulator of electric car SOC estimating device.
Fig. 1 Reference numeral is following: voltage detection module, current detection module, battery temperature detection module, environment temperature detection module, internal resistance detection module, ADS1110, DSP control device.
Embodiment
Voltage detection module, current detection module, battery temperature detection module, environment temperature detection module are connected with the DSP control device respectively; The internal resistance detection module passes through ADS1110 and is connected with the DSP control device; The DSP control device is connected with microcomputer through serial communication; The DSP control device is connected with complete machine energy management system, display module, and display module is provided with the switching displayed hand switch.
Voltage detection module, current detection module, battery temperature detection module, environment temperature detection module, internal resistance detection module detect voltage, electric current, battery temperature, environment temperature, the internal resistance of cell of accumulator respectively; Subsequent data imports the DSP control chip into to be handled; In conjunction with EKF and neural network algorithm, estimate SOC in real time, simultaneously; Through display module, concrete data are shown.

Claims (1)

1. accumulator of electric car SOC estimating device; It is characterized in that: press detection module, current detection module, battery temperature detection module, environment temperature detection module to be connected with the DSP control device respectively; The internal resistance detection module passes through ADS1110 and is connected with the DSP control device; The DSP control device is connected with microcomputer through serial communication, and the DSP control device is connected with complete machine energy management system, display module, and display module is provided with the switching displayed hand switch.
CN2011202263003U 2011-06-30 2011-06-30 Electric automobile storage battery SOC estimation apparatus Expired - Fee Related CN202177690U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011202263003U CN202177690U (en) 2011-06-30 2011-06-30 Electric automobile storage battery SOC estimation apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011202263003U CN202177690U (en) 2011-06-30 2011-06-30 Electric automobile storage battery SOC estimation apparatus

Publications (1)

Publication Number Publication Date
CN202177690U true CN202177690U (en) 2012-03-28

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011202263003U Expired - Fee Related CN202177690U (en) 2011-06-30 2011-06-30 Electric automobile storage battery SOC estimation apparatus

Country Status (1)

Country Link
CN (1) CN202177690U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103419647A (en) * 2012-05-14 2013-12-04 微宏动力系统(湖州)有限公司 Battery pack charge quantity displaying method used for electric vehicle
CN104035040A (en) * 2014-06-05 2014-09-10 嘉兴市恒欣电力建设有限公司 Tramegger battery detection device
CN104502846A (en) * 2014-11-28 2015-04-08 国家电网公司 Storage battery overload performance detection apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103419647A (en) * 2012-05-14 2013-12-04 微宏动力系统(湖州)有限公司 Battery pack charge quantity displaying method used for electric vehicle
CN103419647B (en) * 2012-05-14 2015-07-29 微宏动力系统(湖州)有限公司 For the battery pack charge quantity display method of elec. vehicle
CN104035040A (en) * 2014-06-05 2014-09-10 嘉兴市恒欣电力建设有限公司 Tramegger battery detection device
CN104502846A (en) * 2014-11-28 2015-04-08 国家电网公司 Storage battery overload performance detection apparatus

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C14 Grant of patent or utility model
GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120328

Termination date: 20140630