CN203981853U - A kind of accumulator on-line monitoring system - Google Patents
A kind of accumulator on-line monitoring system Download PDFInfo
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- CN203981853U CN203981853U CN201320722890.8U CN201320722890U CN203981853U CN 203981853 U CN203981853 U CN 203981853U CN 201320722890 U CN201320722890 U CN 201320722890U CN 203981853 U CN203981853 U CN 203981853U
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Abstract
The utility model relates to a kind of accumulator on-line monitoring system, comprise host computer, monitoring main frame and several cell batteries acquisition modules, each cell batteries acquisition module can be realized 12 single battery voltages, internal resistance test and equalization operation, monitoring main frame is by RS485 and acquisition module communication, read voltage and the internal resistance value of every batteries, by TFT display screen, present to user, monitoring main frame provides the passive output contact of alarm and RS232, RS485 interface and upper machine communication.The utility model accumulator on-line monitoring system, can monitor the important parameter of the accumulator such as group voltage, charging and discharging state and electric current, monomer current/voltage, internal resistance of single cell of accumulator, and can carry out equalization operation to the voltage of cell batteries, battery tension is remained within the scope of rational floating charge, extend the serviceable life of accumulator.
Description
Technical field
The utility model relates to electric power checkout equipment field, specifically a kind of accumulator on-line monitoring system.
Background technology
Accumulator, as the back-up source of communication electric system, for electrical secondary system load in its various important system provides safety, stable, guarantee reliably, is guaranteed the normal operation of relay protection, communication facilities.Therefore, the stability of accumulator is of great significance guaranteeing the safe operation tool of visual plants such as communicating by letter with the actual capacity that can offer load in discharge process.Communication system and electric system are along with the development of Chinese Urbanization's, overlay area is day by day perfect, and the importance of stable operation is very important, how to safeguard this important system of power office, this last line of defense of accumulator, has become one of problem of being concerned about most in industry.
My company has developed YW-ZX101 battery pack on-line monitoring system.This system is monitored the important parameter of the accumulators such as group voltage, charging and discharging state and electric current, monomer current/voltage, the internal resistance of single cell of two group storage batteries simultaneously, and can carry out equalization operation to the voltage of cell batteries, battery tension is remained within the scope of rational floating charge, extend the serviceable life of accumulator.
This system puts into operation and improves the guarantee degree of backup power system, extend to greatest extent the serviceable life of accumulator, save operation cost, for battery system management provides reliable and effective management method, the danger of the caused power failure of power-off is dropped to minimum simultaneously.
Summary of the invention
The purpose of this utility model is for above-mentioned existing problems and deficiency, a kind of accumulator on-line monitoring system is provided, for monitoring the important parameter of the accumulators such as group voltage, charging and discharging state and electric current, monomer current/voltage, internal resistance of single cell of accumulator, and can carry out equalization operation to the voltage of cell batteries, battery tension is remained within the scope of rational floating charge, extend the serviceable life of accumulator.
The technical solution of the utility model is achieved in that a kind of accumulator on-line monitoring system, comprise host computer, monitoring main frame and several cell batteries acquisition modules, each cell batteries acquisition module can be realized 12 single battery voltages, internal resistance test and equalization operation, described monitoring main frame is by RS485 and acquisition module communication, read voltage and the internal resistance value of every batteries, by TFT display screen, present to user, monitoring main frame provides the passive output contact of alarm and RS232, RS485 interface and upper machine communication.
Above-mentioned monitoring main frame is provided with balanced operation pattern, internal resistance test pattern, voltage temperature patrol mode three
Plant operational mode state, and can automatically switch; Open after balanced operation pattern the electric power storage of system automatic decision
The charging and discharging state of pond group, when accumulator enters balanced mode during in floating charge state automatically, equilibrium completes
Automatically exit afterwards balanced mode and enter voltage internal resistance test pattern;
Described internal resistance test pattern comprises accumulator internal resistance test and connection strap internal resistance test, and system completes the internal resistance of monitored battery and the test of connection strap internal resistance after entering internal resistance test pattern one by one;
Described voltage temperature patrol mode can detect the monomer temperature of every joint accumulator after unlatching.
Above-mentioned accumulator on-line monitoring system is also provided with battery condition monitoring device, terminal voltage and the charging and discharging currents of battery condition monitoring device Real-Time Monitoring battery pack, and the charging and discharging state of real-time judge accumulator be all fill, floating charge or discharge condition, accumulator can proceed to balanced mode under floating charge state.
Accumulator on-line monitoring system is also provided with acoustic-optic alarm, when measurement data surpasses after the out-of-limit settings of parameter, the color with different is shown, and alarm indicating head is bright, and passive outputting alarm contact is provided.
The utility model accumulator acquisition module function: 1, monomer voltage monitoring function, each acquisition module can be patrolled and examined test to 12 2V cell batteries voltages, and voltage tester precision can reach 0.1%; 2, cell batteries internal resistance and connection strap internal resistance test function, internal resistance measuring resolution can reach 1u Ω system and adopt the internal resistance of sectional type low discharging current method test battery, system is not injected to any signal, without battery detachment system; 3, battery tension equalization function, balancing technique adopts two closed-loop control models of the preferential charging of batch (-type), and inner employing solid-state switch but not contact relay are long without arcing, the flames of anger, life-span; 4, environment temperature test function, each module is furnished with a digital temperature sensor, and near can monitoring, environment temperature can select a wherein joint accumulator to carry out temperature test; 5, upper machine communication function, each test module is provided with an address code, and all test functions can realize by PC control.
The utility model Intelligent Monitoring System of Battery has following function:
1. multiple-working mode, Intelligent Monitoring System of Battery has balanced operation pattern, internal resistance test pattern, three kinds of operational mode state of voltage temperature patrol mode, and can automatically switch;
2. Battery pack more than is measured and balanced control, and each local system can monitor and control two group storage batteries simultaneously;
3. accumulator equalization function, opens after equalization function, and the charging and discharging state of system automatic decision battery pack, when accumulator enters balanced mode during in floating charge state automatically, automatically exits balanced mode and enters voltage internal resistance patrol mode after equilibrium completes.
4. internal resistance test function, internal resistance test comprises accumulator internal resistance test and connection strap internal resistance test, system completes the internal resistance of monitored battery and the test of connection strap internal resistance after entering internal resistance test pattern one by one;
5. battery condition monitoring function, terminal voltage and the charging and discharging currents of system Real-Time Monitoring battery pack, and the charging and discharging state of real-time judge accumulator: all fill, floating charge and discharge condition, accumulator can proceed to balanced mode under floating charge state;
6. monomer temperature test function can detect the monomer temperature of every joint accumulator after unlatching monomer temperature test function under voltage temperature patrol mode;
7. data analysis function, local system has several data ranking function, comprises that internal resistance is just sorted, connection strap internal resistance is just sorted, voltage just sorts, temperature just sorts;
8. parameter setting function, can realize the out-of-limit parameter setting of various Monitoring Data height, comprise that internal resistance height is out-of-limit, connection strap internal resistance height is out-of-limit, voltage height is out-of-limit, temperature height is out-of-limit etc., may cross parameter and interface is set opens or close balanced mode and monomer temperature test function.In parameter, interface is set and can manually enters internal resistance test function;
9. several data upload function, system provides the data upload function of Ethernet interface and RS232, RS485, CAN interface;
10. many kinds of alarm presentation modes, system has sound and light of alarm, when measurement data surpasses after the out-of-limit settings of parameter, the color with different is shown, and alarm indicating head is bright, and passive outputting alarm contact is provided.
The utility model accumulator on-line monitoring system, can monitor the important parameter of the accumulator such as group voltage, charging and discharging state and electric current, monomer current/voltage, internal resistance of single cell of accumulator, and can carry out equalization operation to the voltage of cell batteries, battery tension is remained within the scope of rational floating charge, extend the serviceable life of accumulator.
Below in conjunction with accompanying drawing, the utility model is further described.
accompanying drawing explanation
Fig. 1 is the utility model structural principle schematic diagram;
Fig. 2 is the utility model module terminals subgraphs;
Fig. 3 is the schematic diagram that the utility model module connects 24 joint accumulators.
Embodiment
As shown in Figure 1, the utility model is a kind of accumulator on-line monitoring system, comprise host computer, monitoring main frame and several cell batteries acquisition modules, each cell batteries acquisition module can be realized 12 single battery voltages, internal resistance test and equalization operation, monitoring main frame is by RS485 and acquisition module communication, read voltage and the internal resistance value of every batteries, by TFT display screen, present to user, monitoring main frame provides the passive output contact of alarm and RS232, RS485 interface and upper machine communication.
Monitoring main frame is provided with balanced operation pattern, internal resistance test pattern, three kinds of operational mode state of voltage temperature patrol mode, and can automatically switch; Open after balanced operation pattern, the charging and discharging state of system automatic decision battery pack, when accumulator enters balanced mode during in floating charge state automatically, automatically exits balanced mode and enters voltage internal resistance test pattern after equilibrium completes.
Internal resistance test pattern comprises accumulator internal resistance test and connection strap internal resistance test, and system completes the internal resistance of monitored battery and the test of connection strap internal resistance after entering internal resistance test pattern one by one.
Voltage temperature patrol mode can detect the monomer temperature of every joint accumulator after unlatching.
Be provided with battery condition monitoring device, terminal voltage and the charging and discharging currents of battery condition monitoring device Real-Time Monitoring battery pack, and the charging and discharging state of real-time judge accumulator be all fill, floating charge or discharge condition, accumulator can proceed to balanced mode under floating charge state.
Comprise acoustic-optic alarm, when measurement data surpasses after the out-of-limit settings of parameter, the color with different is shown, alarm indicating head is bright, and passive outputting alarm contact is provided.
Each acquisition module of the utility model can be patrolled and examined test to 12 2V cell batteries voltages, and voltage tester precision can reach 0.1%; Cell batteries internal resistance and connection strap internal resistance test function, internal resistance measuring resolution can reach 1u Ω system and adopt the internal resistance of sectional type low discharging current method test battery, system is not injected to any signal, without battery detachment system; Battery tension equalization function, balancing technique adopts two closed-loop control models of the preferential charging of batch (-type), and inner employing solid-state switch but not contact relay are long without arcing, the flames of anger, life-span; Environment temperature test function, each module is furnished with a digital temperature sensor, and near can monitoring, environment temperature can select a wherein joint accumulator to carry out temperature test; Upper machine communication function, each test module is provided with an address code, and all test functions can realize by PC control.
The utility model whole system adopts technical grade chip and components and parts to design and produce.Main frame is
32 industry control CPU of high speed, handset is single 16 industry control CPU.System throughput is dynamically adjusted with monitoring accumulator quantity, can support at most dozens of CPU synchronous operation.Single battery voltage adopts independently high precision 24 bit A/D converters, and resolution is more than 1/50000.
The utility model system has adopted exclusive DADC framework, the dirigibility that field engineering is implemented, and the dirigibility of system extension and powerful processing power combine.DADC framework can need flexible configuration handset quantity according to user, has saved cost one time, and can carry out flexibly system upgrade.DADC framework can arrange handset installation site flexibly according to site environment, is convenient to installation and the wiring of collector, reduces forceful electric power and disturbs.DADC framework will be at a high speed, and being assigned between main frame and handset of the operand balance of high-precision AD sampling and large load, is the basic platform of the efficient and complicated SynSystem intelligent algorithm of operation.
The utility model digital signal strengthens DSE technology, based on FIR digital signal processing method to magnanimity
AD sampled data is carried out filtering, and screening and enhancing, guaranteed battery tension and internal resistance measuring accuracy.The interface of hommization, device adopts 4.3 cun of TFT True Color LCDs and high resolving power touch-screen as the core of human-computer interaction interface, uses comfortable, convenient to operation; Multi-page design, each page switches logical touch-screen one key can be completed, and each page sophisticated functions also can pass through touch-screen one-key operation.
High security, all passes through fuse before all accumulator access devices, guarantees can not damage accumulator;
Each accumulator has separately independently sampling channel, and isolation voltage grade reaches 3000V; Online internal resistance measurement, system adopts the internal resistance of sectional type low discharging current method test battery, system is not injected to any signal, without battery detachment system; Balanced inner adopt solid-state switch but not contact relay, long without arcing, the flames of anger, life-span;
High reliability, the dual Anti-interference Design of software trap and monitoring chip, can guarantee long-time steady operation under forceful electric power interference environment.Acquisition module is supported hot plug and identification automatically, main frame timing alignment acquisition module clock.SynBus bus timing self check between main frame and handset, and real-time communication state displaying.
After power-on switch, enter the main interface of monitoring system, the terminal voltage, charging and discharging state, charging and discharging currents, voltage that the main interface of system monitoring comprises tested battery pack be monomer average voltage and the average electrical resistance of the numbering of high accumulator and magnitude of voltage, the minimum battery numbering of voltage and magnitude of voltage, the highest battery numbering of internal resistance and internal resistance value, the minimum battery numbering of internal resistance and internal resistance value, the highest battery numbering of connection internal resistance and internal resistance value, the highest battery numbering of temperature and temperature value, battery pack;
In main interface, click corresponding Monitoring Data and can enter corresponding single battery monitoring picture.Clicking different function buttons can enter different monitoring picture or parameter picture is set.The detailed data of each cell monitoring picture disply 18 batteries, comprise battery sequence number, voltage, internal resistance, connection strap internal resistance, temperature, by clicking page number keyboard under this picture, can enter corresponding cell monitoring picture, or press " lower one page " " page up " key and enter corresponding cell and monitor picture; Under first page cell monitoring picture, clicking " sequence number " " voltage " " internal resistance " " connection strap " " temperature " can be by the descending or ascending sequencing display of carrying out of the column of corresponding correspondence; Under one page cell monitoring picture in office, some south " returning " button returns to the main interface of monitoring.In main interface, click parameter and button is set can enters parameter interface is set, in this parameter, arrange under picture and can arrange various monitorings and alarm parameter by clicking corresponding parameter setting values.
The monomer voltage upper limit/lower limit: monomer battery voltage bound warning value is set;
The monomer temperature upper limit/lower limit: cell temperature bound warning value is set, this function need configure monomer temperature pick-up transducers, open after " temperature test " function of monomer just effectively;
Group upper voltage limit/lower limit: accumulator battery voltage bound warning value is set;
The internal resistance of cell upper limit: internal resistance of cell upper limit warning value is set, and lower limit set is invalid;
The connection strap internal resistance upper limit: cell connector internal resistance upper limit warning value is set, and lower limit set is invalid;
Subsystem communication state picture is clicked handset status button and can be entered handset status display interface in main interface, shows the current communications status with main frame of each subsystem under this picture, communicate by letter and successfully shows " +++ ", without communications status demonstration "---";
In main interface, click communications setting button and can enter communications setting display interface, the machine IP arranges: these settings represent the assigned ip address of this monitoring system in LAN (Local Area Network), and the computing machine in same LAN (Local Area Network) can come this to ask monitoring system by this IP address.RS232 and RS485 Configuration of baud rate: the baud rate with host computer communication interface is set; Set of time: after setup times, can update time by clicking blank space after " second "; The monitoring key frame of electric battery two is the same with the monitoring key frame displaying contents of electric battery one.System monitoring data and monitoring pattern can read each by ethernet, RS232, RS485 interface and control.
Each terminal connections is described as follows:
Power switch: power supply can adopt supplied by AC/DC electricity mode, by switch is pulled out to I, or the selection that direct current supply or Alternating Current Power Supply are realized in the position of II is selected;
Sensor 1: connect the first group storage battery charging and discharging currents pick-up transducers;
Sensor 2: connect the second group storage battery charging and discharging currents pick-up transducers;
Power supply input: DC supply input, can adopt first group or the second group storage battery group power voltage supply;
Sampling input: voltage sample input terminal, can gather the first Battery pack voltage and the second Battery pack voltage;
Alarm output: passive alarm output contact;
RS485: two groups of RS485 communication interfaces, a road and subsystem communication, communicating by letter with host computer in a road, realizes data upload or control;
Ethernet: can communicate by letter with host computer by Ethernet (not open);
CAN:CAN communication interface (not open);
RS232: can communicate by letter with host computer by RS232 interface.
Each subsystem monitoring modular can be monitored 12 accumulators, and each module has the address number of oneself, while being connected with accumulator, should access in order.The module monitors the 1-12 that is No. 1 such as address number saves accumulator, and address number is module monitors the 13-24 joint accumulator of No. 2, the like.Shown in module connection terminal Fig. 2,1+, 1------------------12+, 12-, 13+: the positive and negative terminal that connects respectively tested 12 batteries, the positive level of next batteries of the 12 joint accumulators that this module of 13+ is monitored, to realize the connection strap internal resistance test between the 12nd joint and 13 joint accumulators, the last batteries can be connected together with 12-; V, DQ, GND: connect a DS18B20 digital temperature sensor; B, B, A, A:RS485 terminals; Pow+, Pow-: Power supply terminal; F+, F-: internal resistance electric discharge terminal, connects the positive and negative terminal of tested 12 batteries.
As shown in Figure 3, module connects the schematic diagram of 24 joint accumulators.During last module monitors less than 12 joint accumulator, the F+ of last monitoring modular is connected on the positive pole of its monitoring accumulator sequence, F-is connected on the negative pole of its monitoring accumulator sequence, but the accumulator quantity that last module of need assurance is monitored is between 6-12.
One, the utility model accumulator acquisition module function: 1, monomer voltage monitoring function, each acquisition module can be patrolled and examined test to 12 2V cell batteries voltages, and voltage tester precision can reach 0.1%; 2, cell batteries internal resistance and connection strap internal resistance test function, internal resistance measuring resolution can reach 1u Ω system and adopt the internal resistance of sectional type low discharging current method test battery, system is not injected to any signal, without battery detachment system; 3, battery tension equalization function, balancing technique adopts two closed-loop control models of the preferential charging of batch (-type), and inner employing solid-state switch but not contact relay are long without arcing, the flames of anger, life-span; 4, environment temperature test function, each module is furnished with a digital temperature sensor, and near can monitoring, environment temperature can select a wherein joint accumulator to carry out temperature test; 5, upper machine communication function, each test module is provided with an address code, and all test functions can realize by PC control.
Two, building block technique parameter:
Model: YW-ZX101; Module for power supply voltage: DC36-72V; Voltage acquisition precision: 0.1%; Voltage measurement scope: 2V battery 0-4V; Voltage acquisition resolution: 1mV; Internal resistance measuring accuracy: 1%; Internal resistance resolution: 1u Ω; Internal resistance measurement scope: 0-65535 u Ω; Electric voltage equalization degree≤0.03V; Data upload mode: RS485; Serial ports baud rate: acquiescence 9600, can become 1200,2400,4800,9600 by serial port setting; Check bit: even parity check; Data bit: 8; Position of rest: 1.
Three, module testing instruction
Module has three kinds of duties to correspond to respectively:
Mode of operation (WORK_MODE)
01 patrol mode (voltage polling, temperature patrol inspection)
02 balanced mode (monomer charge mode, monomer discharge mode)
03 internal resistance detection pattern (internal resistance of cell, connection strap internal resistance)
Serial communication // interpolation header hardwood tail: head: 0xAA, tail: 0xCC 0x33 0xC3 0x3C
Following serial ports steering order is 16 system forms, has omitted 0x. during description
Voltage temperature group surveys instruction
| Definition | Header | Function code 1 | Function code 2 | Hardwood tail |
| Data | AA | 80H | 31H | CC 33 C3 3C |
| Byte number | 1 | 1 | 1 | 4 |
After this instruction issues, all modules are carried out the action of patrolling and examining of primary voltage temperature, but return data not;
Voltage temperature read-back order
| Definition | Header | Function code 1 | Address | Function code 2 | Hardwood tail |
| Data | AA | 81H | ADDR | 31H | CC 33 C3 3C |
| Byte number | 1 | 1 | 1 | 1 | 4 |
ADDR: corresponding handset address code
The handset of corresponding address returns voltage temperature information after receiving this instruction
Voltage temperature test function is returned:
| Definition | Header | Address | Function code | Return data | Hardwood tail |
| Data | AA | ADDR | 31H | DATA | CC 33 C3 3C |
| Byte number | 1 | 1 | 1 | 50 | 4 |
Return to DATA definition:
| Byte sequence number | Definition | Transmission mode | Amplification coefficient | Unit |
| 01~02 | 1# cell voltage | H—L | 10000 | V |
| 03~04 | 2# cell voltage | H—L | 10000 | V |
| 05~06 | 3# cell voltage | H—L | 10000 | V |
| 07~08 | 4# cell voltage | H—L | 10000 | V |
| 09~10 | 5# cell voltage | H—L | 10000 | V |
| 11~12 | 6# cell voltage | H—L | 10000 | V |
| 13~14 | 7# cell voltage | H—L | 10000 | V |
| 15~16 | 8# cell voltage | H—L | 10000 | V |
| 17~18 | 9# cell voltage | H—L | 10000 | V |
| 19~20 | 10# cell voltage | H—L | 10000 | V |
| 21~22 | 11# cell voltage | H—L | 10000 | V |
| 23~24 | 12# cell voltage | H—L | 10000 | V |
| 25~26 | 1# battery temperature | H—L | 100 | °C |
| 27~28 | 2# battery temperature | H—L | 100 | °C |
| 29~30 | 3# battery temperature | H—L | 100 | °C |
| 31~32 | 4# battery temperature | H—L | 100 | °C |
| 33~34 | 5# battery temperature | H—L | 100 | °C |
| 35~36 | 6# battery temperature | H—L | 100 | °C |
| 37~38 | 7# battery temperature | H—L | 100 | °C |
| 39~40 | 8# battery temperature | H—L | 100 | °C |
| 41~42 | 9# battery temperature | H—L | 100 | °C |
| 43~44 | 10# battery temperature | H—L | 100 | °C |
| 45~46 | 11# battery temperature | H—L | 100 | °C |
| 47~48 | 12# battery temperature | H—L | 100 | °C |
| 49~50 | Environment temperature | H—L | 100 | °C |
Module data enters data acquisition next time after having returned automatically, doublely reads the voltage temperature time interval and needs >20 second
Host computer can first send a group and survey instruction, each module voltage temperature is patrolled and examined after waiting for 20 seconds again, does not respond serial ports instruction while patrolling and examining not completing.
Balanced test instruction:
| Definition | Header | ALL | Function code | Battery group number | Equalizing voltage | Hardwood tail |
| Data | AA | 80H | 32H | TeamNo | CC 33 C3 3C | |
| Byte number | 1 | 1 | 1 | 1 | 2 | 4 |
Battery group number definition under TeamNo handset, it is 1 or 2 that this value has write handset inside;
Equalizing voltage: equalizing voltage value, with 2 byte representations, amplify 1000 times, such as equalizing voltage is 2.25V, this value is 0x08CA;
In balanced mode, issue voltage tester instruction or balanced mode is exited in internal resistance test instruction, enter balanced mode and need resend this instruction next time.
Receive and when balanced mode exit instruction enters voltage polling pattern, approximately have the stand-by period of 60 seconds.
Internal resistance test instruction:
| Definition | Header | Function code 1 | Address | Function code 2 | Battery sequence number | Hardwood tail |
| Data | AA | 81H | ADDR | 33H | n | CC 33 C3 3C |
| Byte number | 1 | 1 | 1 | 1 | 1 | 4 |
ADDR: respective modules address;
0-11,0 pair of the battery sequence number n value number one battery under should module, the rest may be inferred;
The n battery that ADDR module is monitored that sent instructions under this carries out internal resistance test
The internal resistance test duration is about 40S, returns to test data after having tested
Internal resistance test starts function and returns:
| Definition | Header | Address | Function code | Battery sequence number | The internal resistance of cell | Connection strap internal resistance | Hardwood tail |
| Data | AA | ADDR | 33H | n | CC 33 C3 3C | ||
| Byte number | 1 | 1 | 1 | 1 | 2 | 2 | 4 |
| Definition | Transmission mode | Amplification coefficient | Unit |
| The n# internal resistance of cell | H—L | 1 | uΩ |
| The internal resistance of n# cell connector | H—L | 1 | uΩ |
While testing due to internal resistance, will discharge to accumulator, the accumulator of continuously a module being monitored carries out internal resistance test and can cause resistance temperature in module to raise.
When carrying out internal resistance test, can first survey host computer the 1st battery of first module, survey again the 1st battery of second module, survey the 1st battery of the 3rd module until surveyed after first battery of last module, survey again the 2nd battery of first module, the rest may be inferred, not too large to guarantee module heating amount.
Four, module serial ports parameter setting instruction
Module acceptable string mouth in energising 5 seconds arranges instruction, and serial port setting instruction comprises to the setting of serial ports baud rate, group address, handset address and to voltage, the internal resistance of cell, connection strap internal resistance coefficient two of instructions are set.
Configuration of baud rate instruction:
| Definition | Header | Function code | Settings | Hardwood tail |
| Data | AA | 0x83 | XXH | CC 33 C3 3C |
| Byte number | 1 | 1 | 1 | 4 |
Settings: settings are 1 byte, and the meaning of 8 bit representations of this byte is as follows:
Configuration of baud rate position:
8 high, 7 low 00:1200; 01:2400; 10:4800; 11:9600;
Group number arranges:
6 high, 5 low 00:0; 01:1
Sub-plane No. setting:
From high to low position 4-1,0000:0 work song machine 0000; 1 work song machine 0001;
Such as baud rate is set, be 1200, group number is 1, and sub-plane No. is 1 o'clock, and it is as follows that everybody arranges this byte:
| 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
| 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 |
Be 0x11
Passback:
| Definition | Header | Sub-plane No. | Function code | Sign | Hardwood tail |
| Data | AA | 0xXX | 0x83 | 0x01 | CC 33 C3 3C |
| Byte number | 1 | 1 | 1 | 1 | 4 |
After arranging successfully, module can return and above-mentioned successful data is set, and completes the renewal of baud rate and address code.
Coefficient arranges instruction:
| Definition | Header | Function code | Voltage coefficient | Internal resistance coefficient | Connection strap coefficient | Hardwood tail |
| Data | AA | 0x84 | Xx xx | Xx xx | Xx xx | CC 33 C3 3C |
| Byte number | 1 | 1 | 2 | 2 | 2 | 4 |
Voltage coefficient, internal resistance coefficient, connection strap coefficient are comprised of 2 bytes, high-order front.This coefficient default value is 1000, i.e. 0x03E8
Passback:
| Definition | Header | Sub-plane No. | Function code | Sign | Hardwood tail |
| Data | AA | 0xXX | 0x84 | 0x01 | CC 33 C3 3C |
| Byte number | 1 | 1 | 1 | 1 | 4 |
After arranging successfully, module can return and above-mentioned successful data is set, and completes the renewal of coefficient.
Usual instructions is as follows:
AA 81 01 31 CC 33 C3 3C // voltage pollings
AA 81 01 33 02 CC 33 C3 3C // internal resistance test
AA 80 32 01 08 CA CC 33 C3 3C // equilibriums
AA 84 03 e8 03 e8 03 e8 CC 33 C3 3C coefficients 1000
AA 84 04 b0 04 b0 04 b0 CC 33 C3 3C coefficients 1200
The sub-plane No. 1 of AA 83 11 CC 33 C3 3C baud rate 1200 group number 1
The sub-plane No. 1 of AA 83 51 CC 33 C3 3C baud rate 2400 group number 1
The sub-plane No. 1 of AA 83 91 CC 33 C3 3C baud rate 4800 group number 1
The sub-plane No. 1 of AA 83 D1 CC 33 C3 3C baud rate 9600 group number 1
Above-described embodiment is preferably embodiment of the utility model; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection domain of the present utility model.
Claims (1)
1. an accumulator on-line monitoring system, it is characterized in that: comprise host computer, monitoring main frame and several cell batteries acquisition modules, each cell batteries acquisition module can be realized 12 single battery voltages, internal resistance test and equalization operation, described monitoring main frame is by RS485 and acquisition module communication, read voltage and the internal resistance value of every batteries, by TFT display screen, present to user, monitoring main frame provides the passive output contact of alarm and RS232, RS485 interface and upper machine communication; Also be provided with battery condition monitoring device, terminal voltage and the charging and discharging currents of battery condition monitoring device Real-Time Monitoring battery pack, and the charging and discharging state of real-time judge accumulator be all fill, floating charge or discharge condition, accumulator proceeds to balanced mode under floating charge state, extends the serviceable life of accumulator; Comprise acoustic-optic alarm.
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| CN105259509A (en) * | 2015-10-19 | 2016-01-20 | 深圳奥特迅电力设备股份有限公司 | Device and method of performing on-line measurement on connecting cable resistance between accumulators |
| WO2017012172A1 (en) * | 2015-07-21 | 2017-01-26 | 深圳市佰特瑞储能系统有限公司 | Lead-acid storage battery system, control system, and smart system |
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2013
- 2013-11-15 CN CN201320722890.8U patent/CN203981853U/en not_active Expired - Fee Related
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| CN105259509B (en) * | 2015-10-19 | 2018-02-09 | 深圳奥特迅电力设备股份有限公司 | The device and method of connecting cable resistance between a kind of online measurement battery |
| CN105259509A (en) * | 2015-10-19 | 2016-01-20 | 深圳奥特迅电力设备股份有限公司 | Device and method of performing on-line measurement on connecting cable resistance between accumulators |
| CN106772090B (en) * | 2016-12-28 | 2019-06-18 | 深圳市共济科技股份有限公司 | The Analysis of Networking method and Analysis of Networking system of Monitored System of Industrial Storage Cell |
| CN106772090A (en) * | 2016-12-28 | 2017-05-31 | 深圳市共济科技股份有限公司 | The Analysis of Networking method and Analysis of Networking system of Monitored System of Industrial Storage Cell |
| CN111051907A (en) * | 2017-09-04 | 2020-04-21 | 雷诺股份公司 | Method for determining the state of an electric line connecting a battery cell of a battery to a monitoring unit and corresponding monitoring unit |
| CN107607879A (en) * | 2017-09-15 | 2018-01-19 | 慕金汶 | Battery liquid dehydration fault in-situ is observed and remote supervision system device |
| CN107942257A (en) * | 2017-11-16 | 2018-04-20 | 国家电网公司 | A kind of storage battery on-line monitoring system and method |
| CN109031127A (en) * | 2018-04-24 | 2018-12-18 | 广东电网有限责任公司 | A kind of battery total state monitoring device |
| CN109174699A (en) * | 2018-08-10 | 2019-01-11 | 深圳康普盾科技股份有限公司 | A kind of communication base station retired power battery pack screening system and method |
| CN110412473A (en) * | 2019-08-02 | 2019-11-05 | 上海安趋信息科技有限公司 | The battery data logging and method for inspecting of variable polling period |
| CN114636949A (en) * | 2022-03-03 | 2022-06-17 | 杭州华塑科技股份有限公司 | Method and device for judging charge and discharge states of battery |
| CN114636949B (en) * | 2022-03-03 | 2022-10-25 | 杭州华塑科技股份有限公司 | Method and device for judging charge and discharge states of battery |
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