CN104407304A - Storage battery detector and working condition monitoring system thereof - Google Patents
Storage battery detector and working condition monitoring system thereof Download PDFInfo
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- CN104407304A CN104407304A CN201410846942.1A CN201410846942A CN104407304A CN 104407304 A CN104407304 A CN 104407304A CN 201410846942 A CN201410846942 A CN 201410846942A CN 104407304 A CN104407304 A CN 104407304A
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Abstract
The invention provides a storage battery detector and a working condition monitoring system thereof. The storage battery detector can be used for comprehensively detecting the relevant information and the working condition of a storage battery, so that the service condition of the storage battery can be understood more comprehensively by users; the storage battery working condition monitoring system of the storage battery detector component can be used for controlling to cut off the working loop of the storage battery and giving an alarm when the abnormality of the storage battery working condition is monitored, so that the purposes that the life of the storage battery is protected and the risk of battery explosion is prevented are achieved, and thus the comprehensive monitoring and protecting functions of the storage battery are realized. The storage battery detector and the working condition monitoring system thereof have popularization and application value in various storage battery power supply equipment, and broad market prospects.
Description
Technical field
The present invention relates to battery technology field, be specifically related to a kind of battery-detecting instrument and working state monitoring system thereof.
Background technology
In existing solar power supply unit, electric vehicle, energy storage device, usually need to use accumulator.And at storage battery power supply equipment in the use of accumulator and the course of work, usually be only limitted to be use the voltage detecting data of voltage table to assess accumulator dump energy and detect to the operation detection of accumulator, its Detection Information is very limited, effectively can not judge the duty of accumulator, therefore user is difficult to the service condition understanding accumulator fully.Meanwhile, in the work use procedure of accumulator, also easily there is the situation of overcharge of a battery or overdischarge, affect service lifetime of accumulator, and easily cause battery damage, blast, bring danger.
Summary of the invention
For above shortcomings in prior art, the object of the present invention is to provide a kind of battery-detecting instrument, in order to comprehensively to detect the relevant information of accumulator and duty, allow user more comprehensively can understand the service condition of accumulator.
For solving the problems of the technologies described above, present invention employs following technological means:
A kind of battery-detecting instrument, comprises current-voltage sampling circuit, microprocessor, control inputs module, display module and power module, described current-voltage sampling circuit is provided with shunt interface in succession, for connecting accumulator by external shunt, carrying out electric current and voltage sample, and the electric current of sampling and information of voltage are sent to microprocessor to accumulator, described control inputs module for setting detection display pattern, and sends the detection display mode instruction of setting to microprocessor, described display module is used for carrying out information displaying according to the display and control instruction of microprocessor, pre-recorded charging current-the voltage curve having accumulator of described microprocessor, discharge current-voltage curve and voltage-capacity homologous thread thereof, the information of voltage obtained for sampling according to current-voltage sampling circuit and voltage-capacity homologous thread convert and obtain the dump energy information of accumulator, and the working time of record accumulator, sample the electric current and information of voltage that obtain in conjunction with the working time according to current-voltage sampling circuit, charging current-voltage curve and discharge current-voltage curve convert and determine the charging of accumulator, discharge condition and charging, discharge electricity amount information, and according to the detection display mode instruction that control inputs module sends, control display module to the electric current of accumulator, voltage, power, dump energy information, working time, charged state, discharge condition, charge capacity is or/and discharge electricity amount information shows, described power module is used for powering to current-voltage sampling circuit, microprocessor, control inputs module and display module respectively.
In above-mentioned battery-detecting instrument, as further improvement project, described microprocessor is also provided with contactor control output end, and also pre-recorded current margin threshold value, operating voltage range threshold value and the power bracket threshold value having an accumulator; Microprocessor also to be sampled the electric current and information of voltage state that obtain for follow current voltage sampling circuit, and sample electric current exceeds current margin threshold value, the voltage of sampling exceeds operating voltage range threshold value or according to the electric current of sampling and voltage convert the performance number that obtains exceed power bracket threshold value time, then judge that battery-operated situation is abnormal, export high level to contactor control output end.
In above-mentioned battery-detecting instrument, as further improvement project, described microprocessor is also provided with alarm signal output ends, and also pre-recorded current margin threshold value, operating voltage range threshold value and the power bracket threshold value having an accumulator; Microprocessor also to be sampled the electric current and information of voltage state that obtain for follow current voltage sampling circuit, and sample electric current exceeds current margin threshold value, the voltage of sampling exceeds operating voltage range threshold value or according to the electric current of sampling and voltage convert the performance number that obtains exceed power bracket threshold value time, then judge that battery-operated situation is abnormal, sends AIS to alarm signal output ends.
In addition; present invention also offers the battery-operated condition monitoring system based on above-mentioned battery-detecting instrument; it not only realizes the complete detection of relevant information to accumulator and duty; can also when monitoring battery-operated situation and being abnormal; control the performance loop cutting off accumulator; and reported to the police, reach the protection life of storage battery, prevent the object of accumulator explosion danger.
For solving the problems of the technologies described above, present invention employs following technological means:
A kind of battery-operated condition monitoring system, comprises above-mentioned battery-detecting instrument, contactor and alarm; Described battery-detecting instrument is by being connected to accumulator after the shunt of its current-voltage sampling circuit in succession external shunt of interface; In battery-detecting instrument, contactor control output end of microprocessor is electrically connected with the coil control end of contactor, and the tip side of contactor is serially connected in the performance loop of accumulator; In battery-detecting instrument, alarm signal output ends of microprocessor is electrically connected with the controlling alarm end of alarm.
In above-mentioned battery-operated condition monitoring system, preferably, in described battery-detecting instrument the shunt of current-voltage sampling circuit in succession interface be RJ45 interface or winding displacement interface; In battery-detecting instrument, the shunt of current-voltage sampling circuit is connected by the netting twine of RJ45 interface or winding displacement between interface and external shunt in succession.
Compared to prior art, the present invention has following beneficial effect:
1, battery-detecting instrument of the present invention, comprehensively can detect the relevant information of accumulator and duty, allows user more comprehensively can understand the service condition of accumulator,
2, battery-operated condition monitoring system of the present invention; the complete detection of relevant information to accumulator and duty can not only be realized; can also when monitoring battery-operated situation and being abnormal; control the performance loop cutting off accumulator; and reported to the police; reach the protection life of storage battery, prevent the object of accumulator explosion danger, comprehensive monitoring, protective action are played to accumulator.
3, battery-detecting instrument of the present invention and battery-operated condition monitoring system thereof, has the value applied in various storage battery power supply equipment, wide market.
Accompanying drawing explanation
Fig. 1 is the structural framing figure of battery-detecting instrument of the present invention.
Embodiment
The invention provides a kind of battery-detecting instrument, as shown in Figure 1, it comprises current-voltage sampling circuit, microprocessor, control inputs module, display module and power module, described current-voltage sampling circuit is provided with shunt interface in succession, for connecting accumulator by external shunt, carrying out electric current and voltage sample, and the electric current of sampling and information of voltage are sent to microprocessor to accumulator, described control inputs module for setting detection display pattern, and sends the detection display mode instruction of setting to microprocessor, described display module is used for carrying out information displaying according to the display and control instruction of microprocessor, pre-recorded charging current-the voltage curve having accumulator of described microprocessor, discharge current-voltage curve and voltage-capacity homologous thread thereof, the information of voltage obtained for sampling according to current-voltage sampling circuit and voltage-capacity homologous thread convert and obtain the dump energy information of accumulator, and the working time of record accumulator, sample the electric current and information of voltage that obtain in conjunction with the working time according to current-voltage sampling circuit, charging current-voltage curve and discharge current-voltage curve convert and determine the charging of accumulator, discharge condition and charging, discharge electricity amount information, and according to the detection display mode instruction that control inputs module sends, control display module to the electric current of accumulator, voltage, power, dump energy information, working time, charged state, discharge condition, charge capacity is or/and discharge electricity amount information shows, described power module is used for powering to current-voltage sampling circuit, microprocessor, control inputs module and display module respectively.
Can see, battery-detecting instrument of the present invention, based on microprocessor technology, utilize the logic processing capability of microprocessor, convert according to the electric current of sampling and information of voltage and obtain the electric current of accumulator, voltage, power, dump energy information, working time, charged state, discharge condition, charge capacity, many-sided state and the job informations such as discharge electricity amount information, and user can by setting detection display mode instruction, control state and job information that battery-detecting instrument display needs understanding, thus allow user more comprehensively can understand the service condition of accumulator.
In fact, except above-mentioned state and job information, battery-detecting instrument of the present invention can also be detected the more state of accumulator and job information.Such as, microprocessor can also set up contactor control output end or alarm signal output ends sub, contactor control output end to control the break-make of battery-operated circuit in order to external contactor, and alarm signal output ends is in order to external alarm; And microprocessor is pre-recorded current margin threshold value, operating voltage range threshold value and the power bracket threshold value having an accumulator also; In battery-detecting instrument operational process, microprocessor also to be sampled the electric current and information of voltage state that obtain for follow current voltage sampling circuit, and sample electric current exceeds current margin threshold value, the voltage of sampling exceeds operating voltage range threshold value or according to the electric current of sampling and voltage convert the performance number that obtains exceed power bracket threshold value time, then judge that battery-operated situation is abnormal, thus export high level to contactor control output end, or send AIS to alarm signal output ends.Adopt the battery-detecting instrument of the program, by battery-detecting instrument by being connected to accumulator after the shunt of its current-voltage sampling circuit in succession external shunt of interface, the contactor control output end of microprocessor in battery-detecting instrument is electrically connected with the coil control end of contactor, the tip side of contactor is serially connected in the performance loop of accumulator, and alarm signal output ends of microprocessor is electrically connected with the controlling alarm end of alarm in battery-detecting instrument, just a battery-operated condition monitoring system can be formed, this system can not only to the complete detection of the relevant information of accumulator and duty, and when battery-operated situation occurs abnormal, battery-detecting instrument just can by the coil control end output high level of its contactor control output end to contactor, triggering contactors disconnects the operating circuit of accumulator, and AIS can be sent by the sub controlling alarm end to alarm of its alarm signal output ends, triggered alarm is reported to the police.Like this, just avoided accumulator and worked on when abnormal state and cause damage, reach the protection life of storage battery, prevent the object of accumulator explosion danger, and pass through the generation of alert notice user abnormal conditions, prompting user overhauls in time.In above-mentioned battery-operated condition monitoring system, preferably, in battery-detecting instrument the shunt of current-voltage sampling circuit in succession interface preferably adopt RJ45 interface or winding displacement interface, simultaneously in battery-detecting instrument, the shunt of current-voltage sampling circuit preferably adopts the netting twine of RJ45 interface or winding displacement to be connected in succession between interface and external shunt; System wiring can not only be facilitated like this, and adopt netting twine or the winding displacement of standard interface, just optionally can extend the wiring distance between shunt and battery-detecting instrument by replacing connecting line, thus this battery-operated condition monitoring system can be applied in comparatively large-scale storage battery power supply equipment.
In sum, battery-detecting instrument of the present invention comprehensively can detect the relevant information of accumulator and duty, allow user more comprehensively can understand the service condition of accumulator, and adopt the battery-operated condition monitoring system of this battery-detecting instrument component can also when monitoring battery-operated situation and being abnormal, control the performance loop cutting off accumulator, and reported to the police, reach the protection life of storage battery, prevent the object of accumulator explosion danger, comprehensive monitoring is played to accumulator, protective action, there is the value applied in various storage battery power supply equipment, wide market.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (5)
1. a battery-detecting instrument, is characterized in that, comprises current-voltage sampling circuit, microprocessor, control inputs module, display module and power module;
Described current-voltage sampling circuit is provided with shunt interface in succession, for connecting accumulator by external shunt, carrying out electric current and voltage sample, and the electric current of sampling and information of voltage are sent to microprocessor to accumulator;
Described control inputs module for setting detection display pattern, and sends the detection display mode instruction of setting to microprocessor;
Described display module is used for carrying out information displaying according to the display and control instruction of microprocessor;
Pre-recorded charging current-the voltage curve having accumulator of described microprocessor, discharge current-voltage curve and voltage-capacity homologous thread thereof, the information of voltage obtained for sampling according to current-voltage sampling circuit and voltage-capacity homologous thread convert and obtain the dump energy information of accumulator, and the working time of record accumulator, sample the electric current and information of voltage that obtain in conjunction with the working time according to current-voltage sampling circuit, charging current-voltage curve and discharge current-voltage curve convert and determine the charging of accumulator, discharge condition and charging, discharge electricity amount information, and according to the detection display mode instruction that control inputs module sends, control display module to the electric current of accumulator, voltage, power, dump energy information, working time, charged state, discharge condition, charge capacity is or/and discharge electricity amount information shows,
Described power module is used for powering to current-voltage sampling circuit, microprocessor, control inputs module and display module respectively.
2. battery-detecting instrument according to claim 1, is characterized in that, described microprocessor is also provided with contactor control output end, and also pre-recorded current margin threshold value, operating voltage range threshold value and the power bracket threshold value having an accumulator; Microprocessor also to be sampled the electric current and information of voltage state that obtain for follow current voltage sampling circuit, and sample electric current exceeds current margin threshold value, the voltage of sampling exceeds operating voltage range threshold value or according to the electric current of sampling and voltage convert the performance number that obtains exceed power bracket threshold value time, then judge that battery-operated situation is abnormal, export high level to contactor control output end.
3. battery-detecting instrument according to claim 1 and 2, is characterized in that, described microprocessor is also provided with alarm signal output ends, and also pre-recorded current margin threshold value, operating voltage range threshold value and the power bracket threshold value having an accumulator; Microprocessor also to be sampled the electric current and information of voltage state that obtain for follow current voltage sampling circuit, and sample electric current exceeds current margin threshold value, the voltage of sampling exceeds operating voltage range threshold value or according to the electric current of sampling and voltage convert the performance number that obtains exceed power bracket threshold value time, then judge that battery-operated situation is abnormal, sends AIS to alarm signal output ends.
4. a battery-operated condition monitoring system, is characterized in that, comprises battery-detecting instrument according to claim 3, contactor and alarm; Described battery-detecting instrument is by being connected to accumulator after the shunt of its current-voltage sampling circuit in succession external shunt of interface; In battery-detecting instrument, contactor control output end of microprocessor is electrically connected with the coil control end of contactor, and the tip side of contactor is serially connected in the performance loop of accumulator; In battery-detecting instrument, alarm signal output ends of microprocessor is electrically connected with the controlling alarm end of alarm.
5. battery-operated condition monitoring system according to claim 1, is characterized in that, in described battery-detecting instrument the shunt of current-voltage sampling circuit in succession interface be RJ45 interface or winding displacement interface; In battery-detecting instrument, the shunt of current-voltage sampling circuit is connected by the netting twine of RJ45 interface or winding displacement between interface and external shunt in succession.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410846942.1A CN104407304A (en) | 2014-12-31 | 2014-12-31 | Storage battery detector and working condition monitoring system thereof |
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| CN201410846942.1A CN104407304A (en) | 2014-12-31 | 2014-12-31 | Storage battery detector and working condition monitoring system thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106950511A (en) * | 2017-03-31 | 2017-07-14 | 国家电网公司 | A kind of DC power system standardized test interface arrangement |
| CN107991622A (en) * | 2017-11-24 | 2018-05-04 | 武汉理工大学 | Life of storage battery detection alarm system and method in wind-solar-diesel storage mixed DC power supply |
| CN108599318A (en) * | 2018-05-31 | 2018-09-28 | 上海工程技术大学 | A kind of suicide for electric car charger protects circuit and judges algorithm |
| CN117200407A (en) * | 2023-11-08 | 2023-12-08 | 深圳和润达科技有限公司 | Intelligent control method and device for equipment based on BMS |
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| CN106950511A (en) * | 2017-03-31 | 2017-07-14 | 国家电网公司 | A kind of DC power system standardized test interface arrangement |
| CN107991622A (en) * | 2017-11-24 | 2018-05-04 | 武汉理工大学 | Life of storage battery detection alarm system and method in wind-solar-diesel storage mixed DC power supply |
| CN108599318A (en) * | 2018-05-31 | 2018-09-28 | 上海工程技术大学 | A kind of suicide for electric car charger protects circuit and judges algorithm |
| CN117200407A (en) * | 2023-11-08 | 2023-12-08 | 深圳和润达科技有限公司 | Intelligent control method and device for equipment based on BMS |
| CN117200407B (en) * | 2023-11-08 | 2024-03-08 | 深圳和润达科技有限公司 | Intelligent control method and device for equipment based on BMS |
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Application publication date: 20150311 |
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