CN107069671B - For the control method of grid-connected control system and the device of application this method - Google Patents
For the control method of grid-connected control system and the device of application this method Download PDFInfo
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- CN107069671B CN107069671B CN201710143023.1A CN201710143023A CN107069671B CN 107069671 B CN107069671 B CN 107069671B CN 201710143023 A CN201710143023 A CN 201710143023A CN 107069671 B CN107069671 B CN 107069671B
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- control system
- plc controller
- judging result
- chip microcontroller
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000005611 electricity Effects 0.000 claims abstract description 38
- 238000012545 processing Methods 0.000 claims abstract description 19
- 238000004891 communication Methods 0.000 claims description 28
- 238000012544 monitoring process Methods 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000005259 measurement Methods 0.000 claims description 9
- 238000013139 quantization Methods 0.000 claims description 8
- 238000004321 preservation Methods 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 235000013399 edible fruits Nutrition 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 13
- 230000002159 abnormal effect Effects 0.000 description 4
- 238000007405 data analysis Methods 0.000 description 4
- 238000011835 investigation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/18—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for batteries; for accumulators
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- H02J7/0021—
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- H02J7/0026—
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0036—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using connection detecting circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses the devices of a kind of control method for grid-connected control system and application this method, electric energy detection effectively can be carried out to battery group, and by being handled the electricity data obtained by detection and judging to compare, thus according to judging comparison result to the corresponding control processing of control system progress, it can effectively prevent the service life of damage battery group, the subsequent normal operation of Guarantee control system.
Description
Technical field
The present invention relates to grid-connected control system field, especially a kind of control for grid-connected control system
The device of method and application this method.
Background technique
In order to increase the use to electric network source, current grid-connected control system generally can all be carried out using battery
The charging and discharging of power supply is handled, and existing grid-connected control system all can carry out operation detection to battery, still
The result obtained according to this operation detection is used only to judge whether battery works normally, and is only recorded on control
Internal system is used to be used as monitoring data, but there is no carry out corresponding processing to control system in time.If battery occurs
It is abnormal, but corresponding processing is not carried out to control system in time, it is easy to cause the service life of damage battery, thus shadow
Ring the normal operation of control system.
Summary of the invention
To solve the above problems, the purpose of the present invention is to provide a kind of control methods for grid-connected control system
And the device of application this method, electric energy detection effectively can be carried out to battery group, and by the electricity number obtained by detection
According to being handled and judge to compare, to be prevented according to judging that comparison result carries out corresponding control processing to control system
Damage the service life of battery group, the subsequent normal operation of Guarantee control system.
Technical solution used by the present invention solves the problems, such as it is:
Control method for grid-connected control system, comprising the following steps:
A, the electricity data of CS5460A chip measurement battery group；
B, the electricity data that control module obtains measurement carries out processing conversion, and specified in control module with being stored in
Electrical parameter compares judgement；
C, control module exports judging result；
D, control system keeps the operation of control system according to judging result or forcibly closes control system；
E, flowing water indicator light carries out corresponding bright light instruction according to judging result, while monitoring computer and reading judging result
And carry out display and data preservation.
Further, the control module in step B includes single-chip microcontroller, 485 communication chips and PLC controller, control module pair
Electricity data carry out processing judgement the following steps are included:
B1, single-chip microcontroller read the quantization electricity data for the battery group being stored in CS5460A chip by serial ports；
B2, single-chip microcontroller are analyzed and processed the electricity data, and quantization electricity data is converted to metric electricity number
According to；
B3, single-chip microcontroller are transferred to metric electricity data among PLC controller by 485 communication chips；
B4, PLC controller the metric electricity data transmitted by 485 communication chips and are stored in PLC control
Specified electric quantity parameter in device compares judgement.
Further, during flowing water indicator light carries out corresponding bright light instruction according to judging result in step D, judge to tie
Fruit is transferred among single-chip microcontroller by PLC controller by 485 communication chips, and single-chip microcontroller is further according to judging result control flowing water instruction
Lamp carries out bright light instruction.
Further, during computer reading judging result is monitored in step D and carries out display and data preservation, monitoring
Computer is read first for saving the content of the register of judging result in PLC controller, then monitors computer and this is sentenced
Disconnected result is shown on a display screen, and the judging result is stored among monitoring computer simultaneously.
Further, refer to using the device of the control method for grid-connected control system, including monitoring computer, flowing water
Show lamp, PLC controller, 485 communication chips, single-chip microcontroller and the CS5460A chip for carrying out electric energy measurement, PLC controller,
485 communication chips and single-chip microcontroller constitute control module, PLC controller, 485 communication chips, single-chip microcontroller and CS5460A chip according to
Secondary to be connected together, the periphery of CS5460A chip is provided with the connectivity port for being attached with battery group, and monitoring calculates
Machine and flowing water indicator light are connected together with PLC controller respectively.
The beneficial effects of the present invention are: for the control method of grid-connected control system and the device of application this method,
By carrying out electric energy detection to battery group, ratio is then successively analyzed and processed and judged to the electricity data obtained by detection
Compared with thus according to judging that comparison result determines whether battery group is in abnormal operation, so as to control system
It performs corresponding processing, the service life of battery group is prevented to be damaged, the subsequent normal operation of Guarantee control system；PLC
Controller and single-chip microcontroller carry out the system decision-making and data analysis to separate processing, and the resource that can reduce system data processing is wanted
It asks, the accuracy so as to improve the efficiency of system data processing, when Guarantee control system works；485 communication chips can
With occupy resource it is least under the premise of guarantee the accuracy and stability of data communication between PLC controller and single-chip microcontroller；Flowing water
Indicator light is capable of the working condition of synchronous display controlling system, so as to inform the operation feelings of the current control system of operator
Condition, to allow the operator to the operating condition according to control system and take corresponding treatment measures；Monitor computer capacity
The operating status of enough real-time display control systems, and the operation data of control system can be preserved, to facilitate behaviour
Make personnel and carries out data analysis and investigation in maintenance.
Detailed description of the invention
The invention will be further described with example with reference to the accompanying drawing.
Fig. 1 is the flow chart of control method of the invention；
Fig. 2 is the schematic diagram using the device of control method of the invention.
Specific embodiment
Referring to Fig.1, the control method for grid-connected control system of the invention, comprising the following steps:
A, CS5460A chip 1 measures the electricity data of battery group；
B, measure obtained electricity data and carry out processing conversion for 2 pairs of control module, and with the volume that is stored in control module 2
Determine electrical parameter and compares judgement；
C, control module 2 exports judging result；
D, control system keeps the operation of control system according to judging result or forcibly closes control system；
E, flowing water indicator light 3 carries out corresponding bright light instruction according to judging result, while monitoring computer 4 and reading judgement knot
Fruit simultaneously carries out display and data preservation；
CS5460A chip 1 is a CMOS monolithic power measurement chip that engine is calculated with active power, and it includes have
Two programmable-gain amplifiers and two highpass filters, CS5460A chip 1 have system calibration and virtual value/power meter
Function is calculated, electric energy can be calculated with the period of the data samples of instantaneous voltage, electric current or power and active energy
Measurement result is suitble to be connected with current divider or current transformer to measure electric current, or mutual with divider resistance or voltage
Sensor is connected to measure voltage, and therefore, CS5460A chip 1 has more professional testing result than general detection chip,
So the processing of measuring electric quantity data of the CS5460A chip 1 the most suitable for the present invention, by right using CS5460A chip 1
Battery group carry out electric energy detection, the electricity data then obtained by detection be successively analyzed and processed in control module 2 and
Judgement is compared, then control module 2 according to after judging relatively obtained judging result keep control system operation or
Control system is forcibly closed, so that the service life of battery group be prevented to be damaged, Guarantee control system is subsequent can be normal
Operation, meanwhile, control module 2 is output to judging result among monitoring computer 4 and is backed up, and 2 basis of control module
Judging result control flowing water indicator light 3 carries out corresponding bright light instruction, so as to remind the current control system institute of operator
The state being in.
Wherein, referring to Fig.1, the control module 2 in step B includes single-chip microcontroller 22,485 communication chips 23 and PLC controller
21, control module 2 to electricity data carry out processing judgement the following steps are included:
B1, single-chip microcontroller 22 read the quantization electricity data for the battery group being stored in CS5460A chip 1 by serial ports；
B2, single-chip microcontroller 22 are analyzed and processed the electricity data, and quantization electricity data is converted to metric electricity
Data；
B3, single-chip microcontroller 22 are transferred to metric electricity data among PLC controller 21 by 485 communication chips 23；
B4, PLC controller 21 the metric electricity data transmitted by 485 communication chips 23 and are stored in PLC
Specified electric quantity parameter in controller 21 compares judgement；
PLC controller 21 and single-chip microcontroller 22 carry out the system decision-making and data analysis to separate processing, can reduce system number
Accuracy according to the resource requirement of processing, so as to improve the efficiency of system data processing, when Guarantee control system works.It stores
The charge value of battery pack includes charging current value and discharge voltage value, is all analog signal values, CS5460A chip 1 is to battery
The electricity data that is measured of charge value of group, be charging current value and discharge voltage value are converted to digital signal it
A series of quantizing electricity data afterwards, this series of quantizing electricity data, which can not be directly used in, to be compared, and therefore, passes through single-chip microcontroller
22 read the quantization electricity data being stored in CS5460A chip 1, and carry out processing conversion to the quantization electricity data, thus
Corresponding decimal system electricity data is obtained, wherein containing metric charging current data and metric discharge voltage number
According to.Then, the metric charging current data and metric discharge voltage data are transmitted to by 485 communication chips 23
Judgement is compared in PLC controller 21, since 485 communication chips 23 have only used PLC controller 21 and single-chip microcontroller 22 respectively
Two pin resources, therefore 485 communication chips 23 can with occupy resource it is least under the premise of guarantee PLC controller 21 and single
The accuracy and stability of data communication between piece machine 22.PLC controller 21 is to metric charging current data and the decimal system
Discharge voltage data when comparing judgement, 21 inside of PLC controller just stores specified electric quantity parameter originally, including specified
Current value and load voltage value when metric charging current data reaches or surpasses load current value, or work as the decimal system
Discharge voltage data when reaching or surpassing load voltage value, all illustrate that battery group is in abnormal operation, at this point,
PLC controller 21 exports the judging result of battery group operation irregularity, and forcibly closes entire control system, so that battery group
Stop, so that the service life of battery group be effectively prevent to be damaged, Guarantee control system is subsequent to be operated normally, and work as behaviour
Make after personnel carry out investigation maintenance to control system, under the manipulation of operator, control system just will do it work, and
Battery group can also re-start work therewith.
Wherein, referring to Fig.1, flowing water indicator light 3 carries out the process of corresponding bright light instruction according to judging result in step D
In, judging result is transferred among single-chip microcontroller 22 by PLC controller 21 by 485 communication chips 23, and single-chip microcontroller 22 is further according to sentencing
Disconnected result control flowing water indicator light 3 carries out bright light instruction.Flowing water indicator light 3 is capable of the working condition of synchronous display controlling system,
So as to inform the operating condition of the current control system of operator, to allow the operator to the fortune according to control system
Market condition and take corresponding treatment measures.
Wherein, referring to Fig.1, the process that computer 4 reads judging result and carries out display and data preservation is monitored in step D
In, monitoring computer 4 is read first for saving the content of the register of judging result in PLC controller 21, then monitoring meter
Calculation machine 4 on a display screen shows the judging result, and the judging result is stored among monitoring computer 4 simultaneously.
Monitoring computer 4 is capable of the operating status of real-time display control system, and can be under the preservation of the operation data of control system
Come, so that operator be facilitated to carry out data analysis and investigation in maintenance.
Referring to Fig. 2, using the device of the control method for grid-connected control system, including monitoring computer 4, flowing water
Indicator light 3, PLC controller 21,485 communication chips 23, single-chip microcontroller 22 and the CS5460A chip 1 for carrying out electric energy measurement,
PLC controller 21,485 communication chips 23 and single-chip microcontroller 22 constitute control module 2, PLC controller 21,485 communication chips 23,
Single-chip microcontroller 22 and CS5460A chip 1 are sequentially connected to together, the periphery of CS5460A chip 1 be provided with for battery group into
The connectivity port of row connection, monitors computer 4 and flowing water indicator light 3 is connected together with PLC controller 21 respectively.CS5460A
For chip 1 by carrying out electric energy detection to battery group, single-chip microcontroller 22 is analyzed and processed the electricity data obtained by detection,
485 communication chips 23 are transmitted to the data handled by analysis in PLC controller 21 from single-chip microcontroller 22, and PLC controller 21 is right
The data handled by analysis carry out judgement comparison, thus obtain that respective treated judging result can be carried out to control system,
Therefore, it can effectively judge whether control system is in abnormal operation, and be kept according to the working condition of control system
The operation of control system forcibly closes control system, so that the service life of battery group be effectively prevent to be damaged, protects
Control system is subsequent to operate normally for card.
It is to be illustrated to preferable implementation of the invention, but the invention is not limited to above-mentioned embodiment party above
Formula, those skilled in the art can also make various equivalent variations on the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (4)
1. being used for the control method of grid-connected control system, it is characterised in that: the following steps are included:
A, the electricity data of CS5460A chip (1) measurement battery group；
B, control module (2) carries out processing conversion to the obtained electricity data of measurement, and with the volume that is stored in control module (2)
Determine electrical parameter and compares judgement；
C, control module (2) exports judging result；
D, control system keeps the operation of control system according to judging result or forcibly closes control system；
E, flowing water indicator light (3) carries out corresponding bright light instruction according to judging result, while monitoring computer (4) and reading judgement knot
Fruit simultaneously carries out display and data preservation；
Control module (2) in the step B includes single-chip microcontroller (22), 485 communication chips (23) and PLC controller (21), institute
State control module (2) to electricity data carry out processing judgement the following steps are included:
B1, single-chip microcontroller (22) read the quantization electricity data for the battery group being stored in CS5460A chip (1) by serial ports；
B2, single-chip microcontroller (22) are analyzed and processed the electricity data, and quantization electricity data is converted to metric electricity number
According to；
B3, single-chip microcontroller (22) metric electricity data by 485 communication chips (23) be transferred to PLC controller (21) it
In；
B4, PLC controller (21) the metric electricity data transmitted by 485 communication chips (23) and are stored in PLC
Specified electric quantity parameter in controller (21) compares judgement.
2. the control method according to claim 1 for grid-connected control system, it is characterised in that: the step D
During middle flowing water indicator light (3) carries out corresponding bright light instruction according to judging result, the judging result is by PLC controller
(21) it is transferred among single-chip microcontroller (22) by 485 communication chips (23), single-chip microcontroller (22) is controlled further according to the judging result
Flowing water indicator light (3) carries out bright light instruction.
3. the control method according to claim 2 for grid-connected control system, it is characterised in that: the step D
During middle monitoring computer (4) reads judging result and carries out display and data preservation, monitoring computer (4) is read first
For saving the content of the register of judging result in PLC controller (21), then monitors computer (4) and the judging result is existed
It shows on display screen, and the judging result is stored among monitoring computer (4) simultaneously.
4. the device of any control method for grid-connected control system of application claim 1-3, feature exist
In: including monitoring computer (4), flowing water indicator light (3), PLC controller (21), 485 communication chips (23), single-chip microcontroller (22) and
For carrying out the CS5460A chip (1) of electric energy measurement, the PLC controller (21), 485 communication chips (23) and single-chip microcontroller
(22) constitute the control module (2), the PLC controller (21), 485 communication chips (23), single-chip microcontroller (22) and
CS5460A chip (1) is sequentially connected to together, and the periphery of the CS5460A chip (1) is provided with for carrying out with battery group
The connectivity port of connection, the monitoring computer (4) and flowing water indicator light (3) are connected to the PLC controller (21) respectively
Together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710143023.1A CN107069671B (en) | 2017-03-10 | 2017-03-10 | For the control method of grid-connected control system and the device of application this method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710143023.1A CN107069671B (en) | 2017-03-10 | 2017-03-10 | For the control method of grid-connected control system and the device of application this method |
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| Publication Number | Publication Date |
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| CN107069671A CN107069671A (en) | 2017-08-18 |
| CN107069671B true CN107069671B (en) | 2019-01-18 |
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| CN112712779A (en) * | 2020-12-25 | 2021-04-27 | 蚌埠高华电子股份有限公司 | LCD dot matrix display controller based on singlechip |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102025170A (en) * | 2009-09-22 | 2011-04-20 | 上海桥茵自动化设备有限公司 | Display calculation type storage battery instant electric quantity charge-discharge protection management system |
| CN203883532U (en) * | 2014-05-30 | 2014-10-15 | 东北石油大学 | An intelligent solar energy charging device |
| CN104868568A (en) * | 2015-05-06 | 2015-08-26 | 镇江市高等专科学校 | Mobile phone-controlled electric vehicle charger |
| CN105262171A (en) * | 2015-10-29 | 2016-01-20 | 桂林市腾瑞电子科技有限公司 | Battery charging protection control system and method |
-
2017
- 2017-03-10 CN CN201710143023.1A patent/CN107069671B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102025170A (en) * | 2009-09-22 | 2011-04-20 | 上海桥茵自动化设备有限公司 | Display calculation type storage battery instant electric quantity charge-discharge protection management system |
| CN203883532U (en) * | 2014-05-30 | 2014-10-15 | 东北石油大学 | An intelligent solar energy charging device |
| CN104868568A (en) * | 2015-05-06 | 2015-08-26 | 镇江市高等专科学校 | Mobile phone-controlled electric vehicle charger |
| CN105262171A (en) * | 2015-10-29 | 2016-01-20 | 桂林市腾瑞电子科技有限公司 | Battery charging protection control system and method |
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