CN110412478A - A kind of emergency light power supply monitoring system - Google Patents
A kind of emergency light power supply monitoring system Download PDFInfo
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- CN110412478A CN110412478A CN201910739910.4A CN201910739910A CN110412478A CN 110412478 A CN110412478 A CN 110412478A CN 201910739910 A CN201910739910 A CN 201910739910A CN 110412478 A CN110412478 A CN 110412478A
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- voltage
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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]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
- G01R31/3842—Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current measurements
-
- 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]
- G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
Abstract
The present invention discloses a kind of emergency light power supply monitoring system, including current detection module, voltage detection module, temperature detecting module, data preprocessing module, analysis and assessment module, processor, Data buffer, display module and alarm module；Data preprocessing module is connect with current detection module, voltage detection module, temperature detecting module and analysis and assessment module respectively, and processor is connect with display module and alarm module respectively.The present invention is acquired analysis by electric current, voltage and the temperature to battery, and respectively distinguish the average value of obtaining current, voltage and temperature, reduce the error of acquisition, according to average current, voltage and temperature and maximum/low current, maximum/small voltage, maximum/small temperature statistics battery assessment of risks coefficient, the safety coefficient of emergency light battery can intuitively be assessed, avoid emergency light that from can not being normally carried out emergency lighting, have the characteristics that assessment accuracy is high, convenient for repairing in time.
Description
Technical field
The invention belongs to emergency light technical fields, are related to a kind of emergency light power supply monitoring system.
Background technique
Emergency light is widely used in public place and is unable to the place of intermittent illumination, emergence lighting lamp by light source,
A few part compositions such as light source drive, rectifier, inverter, battery, sign lamp shell.
Battery in emergency light can be used as reserve battery, when power is off, provide power supply for emergency light, still
In daily life, battery failures problem, staff can not have found the storage of emergency light to emergency light in time frequent occurrence
Battery failures cause to repair not positive, inefficiency, and high labor cost can not be normally carried out and answer once battery breaks down
Anxious illumination increases panic sense of the personnel in emergency escape.
Summary of the invention
The purpose of the present invention is to provide a kind of emergency light power supply monitoring system, solve and exist in the prior art
Emergency light battery when breaking down, low, maintenance that there are detection efficiencies not in time the problems such as.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of emergency light power supply monitoring system, including current detection module, voltage detection module, temperature detection mould
Block, data preprocessing module, analysis and assessment module, processor, Data buffer, display module and alarm module；
The data preprocessing module respectively with current detection module, voltage detection module, temperature detecting module and assessment
Analysis module connection, processor are connect with display module and alarm module respectively；
The current detection module is current sensor, for the current value of real-time detection battery output, and will output
Current value be sent to data preprocessing module；
The voltage detection module is voltage sensor, for the voltage value at real-time detection battery both ends, and be will test
Voltage value be sent to data preprocessing module；
The temperature detecting module is temperature sensor, is mounted on the battery inside emergency power supply, for examining in real time
The temperature information of electric power storage pool surface is surveyed, and the temperature information that will test is sent to data preprocessing module；
The data preprocessing module is used to receive the electric current of current detection module transmission, receives voltage detection module transmission
Battery both ends voltage and receive the temperature of the electric power storage pool surface that temperature detecting module is sent, add up the received electricity of knot
Stream, voltage and temperature, are averaging accumulative electric current, voltage and temperature, obtain the average electricity in certain time period
Stream, average voltage and mean temperature, and average current, average voltage and the mean temperature that will acquire are sent to analysis and assessment
Module and transmission is stored to Data buffer, meanwhile, extract in the period instantaneous maximum current, instantaneous minimum current,
Transient maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature and instantaneous minimum temperature, and by the transient current of extraction, electricity
The instantaneous maximum value and instantaneous minimum value of pressure and temperature are sent to Data buffer；
The analysis and assessment module average current that preprocessing module is sent for receiving data, average voltage and average
Temperature, and by received average current, average voltage and mean temperature respectively with upper time for being stored in Data buffer
Section in average current, average voltage and mean temperature compare, obtain comparison average current it is poor, compare average voltage it is poor
And comparison average temperature difference, comparison average current is poor, comparison average voltage difference and comparison average temperature difference are sent to place
Manage device；
The certain time period and pair after the comparison of a upper period that the processor is used to receive the transmission of analysis and assessment module
Than average current value, comparison average voltage and comparison mean temperature, and extract instantaneous in the period stored in Data buffer
Maximum current, instantaneous minimum current, transient maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature and instantaneous minimum temperature, will
Instantaneous maximum current, instantaneous minimum current in each period, transient maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature
With instantaneous minimum temperature respectively with maximum current instantaneous in other times section, instantaneous minimum current, transient maximum voltage, it is instantaneous most
Small voltage, instantaneous maximum temperature and instantaneous minimum temperature are screened, until filter out instantaneous maximum current in each period,
Maximum electricity in instantaneous minimum current, transient maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature and instantaneous minimum temperature
Stream, minimum current, maximum voltage, minimum voltage, maximum temperature and minimum temperature judge maximum current, minimum current, maximum electricity
Pressure, minimum voltage, maximum temperature and minimum temperature whether be more than preset electric current max-thresholds, electric current minimum threshold, voltage most
Big threshold value, voltage minimum threshold, maximum temperature threshold value and temperature minimum threshold value, processor is according to comparison average current value, comparison
Average voltage, comparison mean temperature and maximum current, minimum current, maximum voltage, minimum voltage, maximum temperature and lowest temperature
Degree, counts the assessment of risks coefficient of headlamp battery, and processor comments the assessment of risks coefficient of battery with preset danger
Estimate coefficient threshold to compare, is greater than maximum current threshold value, maximum if more than preset assessment of risks coefficient threshold, maximum current
Voltage is greater than maximum voltage threshold or maximum temperature is greater than maximum temperature threshold, then processor sends control instruction to control module
And alarm signal is sent to alarm module, meanwhile, by the assessment of risks coefficient of statistics, maximum current, minimum current, maximum electricity
Pressure, minimum voltage, maximum temperature and minimum temperature are sent to display module；
The alarm module is alarm, and the alarm signal for receiving processor transmission carries out warning reminding；
The display module be used to receive the assessment of risks coefficient of emergency light battery of processor transmission, maximum current,
Minimum current, maximum voltage, minimum voltage, maximum temperature and minimum temperature are simultaneously shown.
Further, further include Data buffer, the Data buffer respectively with data preprocessing module and processor
Connection, the Data buffer are used to store average current, average voltage and the mean temperature in each period, and store each
Instantaneous maximum current, instantaneous minimum current, transient maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature in period and
Instantaneous minimum temperature.
Further, the assessment of risks coefficient of the battery The difference being expressed as between the average current and the average current of (i-1)-th period of i-th of period,It is expressed as i-th
The average current of period,It is expressed as between the average voltage and the average voltage of (i-1)-th period of i-th of period
Difference,It is expressed as the average voltage of i-th of period,When being expressed as the mean temperature of i-th of period with (i-1)-th
Between section mean temperature between difference,It is expressed as the mean temperature of i-th of period, α is expressed as whether maximum current is greater than
Whether maximum current threshold value or minimum current are less than the corresponding coefficient of minimum current threshold value, if maximum current is greater than maximum electricity
It flows threshold value or minimum current is less than the corresponding coefficient of minimum current threshold value, then α is equal to natural constant e, conversely, then α is equal to 1, β
It is expressed as whether maximum voltage is greater than maximum voltage threshold or whether minimum voltage is less than the corresponding coefficient of minimum voltage threshold,
If maximum voltage is greater than maximum voltage threshold or minimum voltage is less than the corresponding coefficient of minimum voltage threshold, β is equal to certainly
Right constant e, conversely, then β is equal to 1, χ is expressed as whether maximum temperature is greater than maximum temperature threshold or whether minimum temperature is less than
The corresponding coefficient of minimum temperature threshold, if maximum temperature is greater than maximum temperature threshold or minimum temperature is less than minimum temperature threshold
It is worth corresponding coefficient, then χ is equal to natural constant e, conversely, then χ is equal to 1.
It further, further include control module, the control module is relay, is mounted on the input terminal of battery and defeated
Outlet receives the control instruction that processor is sent and carries out cutting control to outputting and inputting for battery, hinders the defeated of battery
Enter and exports.
Beneficial effects of the present invention:
A kind of emergency light power supply monitoring system provided by the invention passes through electric current, the electricity to emergency lighting lamp power
Pressure and temperature are acquired analysis, and are averaging to the electric current, voltage and temperature of each period of acquisition, reduce acquisition
Error, according to average current, voltage and temperature and maximum/low current, maximum/small voltage, maximum/small temperature statistics battery
Assessment of risks coefficient, can intuitively assess the safety coefficient of emergency light battery, the battery of interpretation emergency light whether failure,
It avoids emergency light that from can not being normally carried out emergency lighting, has the characteristics that assessment accuracy is high, it is intuitive convenient for staff, quick
The situation for understanding battery, can repair in time.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of schematic diagram of emergency light power supply monitoring system in the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
Refering to Figure 1, a kind of emergency light power supply monitoring system, including current detection module, voltage detecting mould
Block, temperature detecting module, data preprocessing module, analysis and assessment module, processor, control module, Data buffer, display mould
Block and alarm module；
Data preprocessing module respectively with current detection module, voltage detection module, temperature detecting module and analysis and assessment
Module connection, processor are connect with control module, display module and alarm module respectively, and Data buffer is located with data in advance respectively
Reason module is connected with processor；
Current detection module is current sensor, for the current value of real-time detection battery output, and by the electricity of output
Flow valuve is sent to data preprocessing module；
Voltage detection module is voltage sensor, for the voltage value at real-time detection battery both ends, and the electricity that will test
Pressure value is sent to data preprocessing module；
Temperature detecting module is temperature sensor, is mounted on the battery inside emergency power supply, is stored for real-time detection
The temperature information of battery surface, and the temperature information that will test is sent to data preprocessing module；
Data preprocessing module is used to receive the electric current of current detection module transmission, receives the storage that voltage detection module is sent
The voltage at battery both ends and the temperature for receiving the electric power storage pool surface that temperature detecting module is sent add up the received electric current of knot, electricity
Pressure and temperature, are averaging accumulative electric current, voltage and temperature, obtain the average current in certain time period, put down
Equal voltage and mean temperature, and average current, average voltage and the mean temperature that will acquire are sent to analysis and assessment module
And send and store to Data buffer, meanwhile, extract in the period instantaneous maximum current, instantaneous minimum current, instantaneous
Maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature and instantaneous minimum temperature, and by the transient current of extraction, voltage and
The instantaneous maximum value and instantaneous minimum value of temperature are sent to Data buffer；
Analysis and assessment module preprocessing module is sent for receiving data average current, average voltage and average temperature
Degree, and by received average current, average voltage and mean temperature respectively with upper period for being stored in Data buffer
Interior average current, average voltage and mean temperature compares, obtain comparison average current it is poor, compare average voltage difference with
And comparison average temperature difference, comparison average current is poor, comparison average voltage difference and comparison average temperature difference are sent to processing
Device；
Data buffer is used to store average current, average voltage and the mean temperature in each period, and stores each
Instantaneous maximum current, instantaneous minimum current, transient maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature in period and
Instantaneous minimum temperature；
Processor is used to receive the certain time period of analysis and assessment module transmission and the comparison after the comparison of a upper period is put down
Equal current value, comparison average voltage and comparison mean temperature, and extract instantaneous maximum in the period stored in Data buffer
Electric current, instantaneous minimum current, transient maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature and instantaneous minimum temperature, when will be each
Between instantaneous maximum current, instantaneous minimum current, transient maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature and wink in section
When minimum temperature respectively with maximum current instantaneous in other times section, instantaneous minimum current, transient maximum voltage, instantaneous minimum electricity
Pressure, instantaneous maximum temperature and instantaneous minimum temperature are screened, until filtering out the instantaneous maximum current in each period, instantaneous
Minimum current, transient maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature and maximum current in instantaneous minimum temperature, most
Low current, maximum voltage, minimum voltage, maximum temperature and minimum temperature judge maximum current, minimum current, maximum voltage, most
Whether small voltage, maximum temperature and minimum temperature are more than preset electric current max-thresholds, electric current minimum threshold, voltage maximum threshold
Value, voltage minimum threshold, maximum temperature threshold value and temperature minimum threshold value, processor are average according to comparison average current value, comparison
Voltage, comparison mean temperature and maximum current, minimum current, maximum voltage, minimum voltage, maximum temperature and minimum temperature,
Count the assessment of risks coefficient of headlamp battery It is expressed as
Difference between the average current and the average current of (i-1)-th period of i period,It is expressed as the flat of i-th period
Equal electric current,The difference being expressed as between the average voltage and the average voltage of (i-1)-th period of i-th of period,It indicates
For the average voltage of i-th of period,It is expressed as the mean temperature of i-th of period and the average temperature of (i-1)-th period
Difference between degree,It is expressed as the mean temperature of i-th of period, α is expressed as whether maximum current is greater than maximum current threshold value
If whether minimum current is less than the corresponding coefficient maximum current of minimum current threshold value and is greater than maximum current threshold value or most
Low current is less than the corresponding coefficient of minimum current threshold value, then α is equal to natural constant e, conversely, then α is equal to 1, β and is expressed as maximum electricity
Pressure whether is greater than maximum voltage threshold or whether minimum voltage is less than the corresponding coefficient of minimum voltage threshold, if maximum voltage is
Being less than the corresponding coefficient of minimum voltage threshold greater than maximum voltage threshold or minimum voltage, then β is equal to natural constant e, conversely,
Then β is equal to 1, χ is expressed as whether maximum temperature is greater than maximum temperature threshold or whether minimum temperature is less than minimum temperature threshold
Corresponding coefficient, if maximum temperature is greater than maximum temperature threshold or minimum temperature is less than the corresponding system of minimum temperature threshold
Number, then χ is equal to natural constant e, conversely, then χ is equal to 1, processor comments the assessment of risks coefficient of battery with preset danger
Estimate coefficient threshold to compare, is greater than maximum current threshold value, maximum if more than preset assessment of risks coefficient threshold, maximum current
Voltage is greater than maximum voltage threshold or maximum temperature is greater than maximum temperature threshold, then processor sends control instruction to control module
And alarm signal is sent to alarm module, meanwhile, by the assessment of risks coefficient of statistics, maximum current, minimum current, maximum electricity
Pressure, minimum voltage, maximum temperature and minimum temperature are sent to display module.
Control module is relay, is mounted on the input terminal and output end of battery, receives the control that processor is sent and refers to
Order carries out cutting control to outputting and inputting for battery, hinders the input and output of battery.
Alarm module is alarm, and the alarm signal for receiving processor transmission carries out warning reminding, is convenient for work people
Member in time repairs emergency light.
Display module is used to receive assessment of risks coefficient, the maximum current, minimum of the emergency light battery of processor transmission
Electric current, maximum voltage, minimum voltage, maximum temperature and minimum temperature are simultaneously shown, are intuitively understood convenient for staff
The basic parameter information of battery.
The above content is just an example and description of the concept of the present invention, affiliated those skilled in the art
Various modifications or additions are done or by a similar method for real generation to described example of specifically applying, without departing from invention
Design or beyond the scope defined by this claim, be within the scope of protection of the invention.
Claims (4)
1. a kind of emergency light power supply monitoring system, it is characterised in that: including current detection module, voltage detection module, temperature
Spend detection module, data preprocessing module, analysis and assessment module, processor, Data buffer, display module and alarm module；
The data preprocessing module respectively with current detection module, voltage detection module, temperature detecting module and analysis and assessment
Module connection, processor are connect with display module and alarm module respectively；
The current detection module is current sensor, for the current value of real-time detection battery output, and by the electricity of output
Flow valuve is sent to data preprocessing module；
The voltage detection module is voltage sensor, for the voltage value at real-time detection battery both ends, and the electricity that will test
Pressure value is sent to data preprocessing module；
The temperature detecting module is temperature sensor, is mounted on the battery inside emergency power supply, is stored for real-time detection
The temperature information of battery surface, and the temperature information that will test is sent to data preprocessing module；
The data preprocessing module is used to receive the electric current of current detection module transmission, receives the storage that voltage detection module is sent
The voltage at battery both ends and the temperature for receiving the electric power storage pool surface that temperature detecting module is sent add up the received electric current of knot, electricity
Pressure and temperature, are averaging accumulative electric current, voltage and temperature, obtain the average current in certain time period, put down
Equal voltage and mean temperature, and average current, average voltage and the mean temperature that will acquire are sent to analysis and assessment module
And send and store to Data buffer, meanwhile, extract in the period instantaneous maximum current, instantaneous minimum current, instantaneous
Maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature and instantaneous minimum temperature, and by the transient current of extraction, voltage and
The instantaneous maximum value and instantaneous minimum value of temperature are sent to Data buffer；
The analysis and assessment module preprocessing module is sent for receiving data average current, average voltage and average temperature
Degree, and by received average current, average voltage and mean temperature respectively with upper period for being stored in Data buffer
Interior average current, average voltage and mean temperature compares, obtain comparison average current it is poor, compare average voltage difference with
And comparison average temperature difference, comparison average current is poor, comparison average voltage difference and comparison average temperature difference are sent to processing
Device；
The processor is used to receive the certain time period of analysis and assessment module transmission and the comparison after the comparison of a upper period is put down
Equal current value, comparison average voltage and comparison mean temperature, and extract instantaneous maximum in the period stored in Data buffer
Electric current, instantaneous minimum current, transient maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature and instantaneous minimum temperature, when will be each
Between instantaneous maximum current, instantaneous minimum current, transient maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature and wink in section
When minimum temperature respectively with maximum current instantaneous in other times section, instantaneous minimum current, transient maximum voltage, instantaneous minimum electricity
Pressure, instantaneous maximum temperature and instantaneous minimum temperature are screened, until filtering out the instantaneous maximum current in each period, instantaneous
Minimum current, transient maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature and maximum current in instantaneous minimum temperature, most
Low current, maximum voltage, minimum voltage, maximum temperature and minimum temperature judge maximum current, minimum current, maximum voltage, most
Whether small voltage, maximum temperature and minimum temperature are more than preset electric current max-thresholds, electric current minimum threshold, voltage maximum threshold
Value, voltage minimum threshold, maximum temperature threshold value and temperature minimum threshold value, processor are average according to comparison average current value, comparison
Voltage, comparison mean temperature and maximum current, minimum current, maximum voltage, minimum voltage, maximum temperature and minimum temperature,
The assessment of risks coefficient of headlamp battery is counted, processor is by the assessment of risks coefficient of battery and preset assessment of risks system
Number threshold value compares, and is greater than maximum current threshold value, maximum voltage if more than preset assessment of risks coefficient threshold, maximum current
It is greater than maximum temperature threshold greater than maximum voltage threshold or maximum temperature, then it is concurrent to control module to send control instruction for processor
Send alarm signal to alarm module, meanwhile, by the assessment of risks coefficient of statistics, maximum current, minimum current, maximum voltage, most
Small voltage, maximum temperature and minimum temperature are sent to display module；
The alarm module is alarm, and the alarm signal for receiving processor transmission carries out warning reminding；
The display module is used to receive assessment of risks coefficient, the maximum current, minimum of the emergency light battery of processor transmission
Electric current, maximum voltage, minimum voltage, maximum temperature and minimum temperature are simultaneously shown.
2. a kind of emergency light power supply monitoring system according to claim 1, it is characterised in that: further include that data are temporary
Device, the Data buffer are connect with data preprocessing module and processor respectively, and the Data buffer is for when storing each
Between average current, average voltage and mean temperature in section, and store the instantaneous maximum current in each period, instantaneous minimum
Electric current, transient maximum voltage, instantaneous minimum voltage, instantaneous maximum temperature and instantaneous minimum temperature.
3. a kind of emergency light power supply monitoring system according to claim 1, it is characterised in that: the danger of the battery
Dangerous metewand It is expressed as the average electricity of i-th of period
Difference between stream and the average current of (i-1)-th period,It is expressed as the average current of i-th of period,It is expressed as
Difference between the average voltage and the average voltage of (i-1)-th period of i period,It is expressed as the flat of i-th period
Equal voltage,The difference being expressed as between the mean temperature and the mean temperature of (i-1)-th period of i-th of period,It indicates
For the mean temperature of i-th of period, α is expressed as whether maximum current is greater than maximum current threshold value or whether minimum current is small
In the corresponding coefficient of minimum current threshold value, if maximum current is greater than maximum current threshold value or minimum current is less than minimum current
The corresponding coefficient of threshold value, then α be equal to natural constant e, conversely, then α be equal to 1, β be expressed as whether maximum voltage is greater than maximum voltage
Whether threshold value or minimum voltage are less than the corresponding coefficient of minimum voltage threshold, if maximum voltage be greater than maximum voltage threshold or
Person's minimum voltage is less than the corresponding coefficient of minimum voltage threshold, then β is equal to natural constant e, conversely, then β is expressed as most equal to 1, χ
Big temperature whether is greater than maximum temperature threshold or whether minimum temperature is less than the corresponding coefficient of minimum temperature threshold, if maximum temperature
Degree is greater than maximum temperature threshold or minimum temperature is less than the corresponding coefficient of minimum temperature threshold, then χ is equal to natural constant e,
Conversely, then χ is equal to 1.
4. a kind of emergency light power supply monitoring system according to claim 1, it is characterised in that: further include control mould
Block, the control module are relay, are mounted on the input terminal and output end of battery, receive the control instruction that processor is sent
Cutting control is carried out to outputting and inputting for battery, hinders the input and output of battery.
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| CN112351557A (en) * | 2020-09-25 | 2021-02-09 | 深圳星标科技股份有限公司 | Visual navigation aid equipment alarm method and device, computer equipment and storage medium thereof |
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Application publication date: 20191105 |