CN104898066A - On-line testing instrument of storage battery - Google Patents
On-line testing instrument of storage battery Download PDFInfo
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- CN104898066A CN104898066A CN201510310637.5A CN201510310637A CN104898066A CN 104898066 A CN104898066 A CN 104898066A CN 201510310637 A CN201510310637 A CN 201510310637A CN 104898066 A CN104898066 A CN 104898066A
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Abstract
The invention relates to an on-line testing instrument of a storage battery. The on-line testing instrument is composed of DC-DC discharge units, DC-AC discharging modules, DC-DC charging modules, AC-DC charging modules, a resistive load module, a switching module, a control unit, and a single-unit monitoring unit, wherein the DC-DC discharge units, the DC-AC discharging modules, the DC-DC charging modules, the AC-DC charging modules, the resistive load module, the switching module, the control unit, and the single-unit monitoring unit are electrically connected with a storage battery. According to the testing instrument, feedback direct-current bus-bar type discharging and feedback commercial-power alternating-current power grid type discharging are supported; a problem of energy wasting caused by discharging based on the resistive load way of the traditional storage battery tester can be avoided; and the energy conservation and emission reduction are realized. Because of the support of the feedback direct-current bus-bar type discharging and feedback commercial-power alternating-current power grid type discharging, the size and weight of the testing instrument are reduced substantially and portability of the testing instrument is improved.
Description
Technical field
The present invention relates to a kind of accumulator on-line test instrument, belong to power communications equipment technical field.
Background technology
Traditional battery condition tester function is simple, the mode converting electrical energy into heat energy is adopted to discharge, need the shortcomings such as Attended mode, it is one of major reason of the maintenance work problem not in place of current base station storage batteries, in the maintenance life-span that also will certainly affect accumulator not in place of accumulator, increase the operation cost of operator.
Battery condition tester extensively has application in multiple field, especially the communications field, and the maintenance of the accumulator of base station all needs to rely on battery condition tester, but traditional battery condition tester has following shortcoming:
Need Attended mode, when accumulator is tested, maintainer is needed to show up, being taken off from the electric power system of base station by accumulator connects on a tester, this process wastes time and energy, and base station belongs to unattended equipment room, and quantity is many, distribution is wide, three, medium-sized city operator's total number of base at about 5000, base station cell quantity at least 150000.By existing accumulator capacity test pattern, complete one subregional in the network operation accumulator year property checked volume test work, when needing consumption 5000 artificial, 2500 ride classes just can complete, and prefecture-level branch office of home communications operator base station maintenance manpower, vehicle resources cannot be born at all;
In accumulator testing process, during if there is problems such as interchange power failure, rectifier fault, need immediately accumulator to be accessed electric power system, maintain normal power supply, but traditional battery condition tester is owing to being manual operation, therefore being difficult to ensure promptness, is also a test to maintainer while waste of manpower;
The test data of traditional battery condition tester record, has plenty of field notes of manually working at a selected spot, and some battery condition testers are slightly advanced, can be stored in tester by test data, manually from instrument, read data by USB flash disk etc. mode.These two kinds of modes have shortcoming, need manual site to operate exactly, especially the former;
The discharge mode of traditional battery condition tester, be all convert by modes such as resistance the electric energy that accumulator is released to thermal energy consumption to fall, testing time is more, and energy dissipation is larger, is unfavorable for energy-conserving and environment-protective;
Based on the above-mentioned shortcoming of traditional storage battery tester, make the maintenance work of base station storage batteries become very difficult, whole maintenance process waste of manpower, waste resource, waste energy, finally result in current most base station storage batteries maintenance work not in place.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of accumulator on-line test instrument.
Technical scheme of the present invention is:
A kind of accumulator on-line test instrument, comprises the DC-DC discharge module, DC-AC discharge module, DC-DC charging module, AC-DC charging module, resistive load module, the switch module that are connected with storage battery, wherein
Described DC-DC discharge module, is connected with DC master row, realizes cell voltage boosting, can discharge electric energy after boosting to DC master row;
Described DC-AC discharge module, is connected with mains electrical network, and realizing is mains electricity by cell voltage inversion, to electrical network release electric energy;
Described DC-DC charging module, is connected with DC master row, in order to the direct current inputted from outside by DC master row, through boosting or charging to accumulator after being depressurized to charge in batteries voltage;
Described AC-DC charging module, is connected with mains electrical network, in order to from mains electrical network input AC electricity, is to charge in batteries after charge in batteries voltage through overcommutation step-down;
Described resistive load module, is connected with described DC-DC discharge module, in order to utilize resistive load to be fallen by energy ezpenditure when tester discharge capability deficiency;
Described switch module, is connected with described DC master row, in order to control the break-make of DC master row and described accumulator; When not starting test, tested or tester power-off, can conducting automatically, ensure DC master row and accumulator direct-connected.
Described switch module is preferably closed type D.C. contactor, and can control D.C. contactor when tester works and be turned on or off, after tester power-off, D.C. contactor automatically restores to normally off, i.e. conducting state.
Further, also comprise, monomer monitoring means, is connected with accumulator, in order to monitor voltage, the temperature information of accumulator.Need for each single battery installs a monitoring means, the information such as voltage, temperature control module being monitored often save cell.Adopt STM32F030F4P6 as monomer monitoring means processor when this tester is implemented.
Further, also comprise control module, be connected with DC-DC discharge module, DC-AC discharge module, DC-DC charging module, AC-DC charging module and monomer monitoring means, control DC-DC discharge module and DC-AC discharge module realize battery discharging function; Control DC-DC charging module and AC-DC charging module realize charge function;
Described control module comprises communication unit, and described communication unit has Ethernet interface and rotating ring interface, can be accessed by pc client; With the communication of single battery monitoring means, the state of monitoring single battery; Gauge tap unit, realizes the direct-connected of accumulator and DC master row or departs from.
Described rotating ring interface adopts RS485 interface or RS232 interface.
Adopt STM32F407VGT6 as control module processor when this tester is implemented;
Described communication unit also comprises WIFI communication unit, and tester can be operated in station pattern, by WIFI accessing Internet, test data is uploaded to maintenance centre's server, also can accept the steering order that server is sent; Under tester can be operated in ap mode, pc client or cell-phone customer terminal also with at the WIFI closely directly accessing tester, realize data interaction.When this tester is specifically implemented adopt be Jinan You Ren technology of Internet of things company limited produce model be the WIFI module of USR-C322.
Described communication unit also comprises GPRS (or 3G) communication unit, makes battery condition tester by this unit accessing Internet, test data can be uploaded to maintenance centre's server, also can accept the steering order that server is sent.
What adopt when this tester is specifically implemented be the model that Jinan You Ren technology of Internet of things company limited produces is the GPRS data module of USR-GM1.
The accumulator on-line test instrument of the present invention's design, supports feedback DC master row mode to discharge and feedback mains electrical network mode is discharged, and the resistive load mode avoiding traditional storage battery tester is discharged the energy dissipation brought, energy-saving and emission-reduction;
Due to can support feedback DC master row mode discharge and feedback mains electrical network mode discharge, substantially reduce the volume and weight of tester, improve the portability of tester;
Owing to having possessed this unique texture of switch module, when tester is to accumulator testing, automatic switch disconnects; Do not test, tested or tester fault time, the automatic conducting of switch, thus achieve the function of the on-line testing of accumulator, avoids the problems such as keep watch in maintainer scene, frequent wiring, has greatly saved cost of labor;
Support on-line testing, can direct access base station electric power system, in parallel with accumulator, once access and repeatedly test, and without the need to complicated operations such as rewirings, test job all can be completed by long-range or execute-in-place, test the connection of rear automatic recovery accumulator and DC master row, simplify operation steps, reduce cost of labor.When discharge test, the electric energy that battery discharges can be transmitted back to DC master row by this tester as required, and also can be transmitted back to utility grid, also can be discharged by resistance, greatly reduce the waste of energy, real achieves energy-saving and emission-reduction.
Support Long-distance Control, multiple communication modes can be matched, for maintainer provides multiple Long-distance Control and addressing means, maintainer can to arrange tester by the mode such as Ethernet, rotating ring, WIFI, GPRS (or 3G) is long-range and inquires about; The acquisition real-time testing data enabling maintainer long-range, avoid tester to come to personally inconvenience that test site could obtain test data.
Accompanying drawing explanation
Fig. 1 is accumulator on-line test instrument modular structure schematic diagram;
Fig. 2 is DC-DC discharge module circuit diagram;
Fig. 3 is DC-AC discharge module circuit diagram;
Fig. 4 is DC-DC charging module circuit diagram;
Fig. 5 is AC-DC charging module circuit diagram;
Fig. 6 is monomer monitoring means schematic diagram;
Fig. 7 is control module schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is specifically addressed; it is to be noted; technical scheme of the present invention is not limited to the embodiment described in embodiment; the content of those skilled in the art's reference and reference technical solution of the present invention; the improvement that basis of the present invention is carried out and design, should belong to protection scope of the present invention.
As shown in Figure 1, a kind of accumulator on-line test instrument described in the embodiment of the present invention, comprises the DC-DC discharge module, DC-AC discharge module, DC-DC charging module, AC-DC charging module, resistive load module, the switch module that are connected with storage battery, wherein
As shown in Figure 2, described DC-DC discharge module, is connected with DC master row, realizes cell voltage boosting, can discharge electric energy after boosting to DC master row;
As shown in Figure 3, described DC-AC discharge module, is connected with mains electrical network, and realizing is mains electricity by cell voltage inversion, to electrical network release electric energy;
As shown in Figure 4, described DC-DC charging module, is connected with DC master row, in order to the direct current inputted from outside by DC master row, through boosting or charging to accumulator after being depressurized to charge in batteries voltage;
As shown in Figure 5, described AC-DC charging module, is connected with mains electrical network, in order to from mains electrical network input AC electricity, is to charge in batteries after charge in batteries voltage through overcommutation step-down;
Described resistive load module, is connected with described DC-DC discharge module, in order to utilize resistive load to be fallen by energy ezpenditure when tester discharge capability deficiency;
Described switch module, is connected with described DC master row, in order to control the break-make of DC master row and described accumulator; When not starting test, tested or tester power-off, can conducting automatically, ensure DC master row and accumulator direct-connected.
Described switch module is preferably closed type D.C. contactor, and can control D.C. contactor when tester works and be turned on or off, after tester power-off, D.C. contactor automatically restores to normally off, i.e. conducting state.
Further, as shown in Figure 6, also comprise, monomer monitoring means, is connected with accumulator, in order to monitor voltage, the temperature information of accumulator.Need for each single battery installs a monitoring means, the information such as voltage, temperature control module being monitored often save cell.Adopt STM32F030F4P6 as monomer monitoring means processor when this tester is implemented.
Further, as shown in Figure 7, also comprise control module, be connected with DC-DC discharge module, DC-AC discharge module, DC-DC charging module, AC-DC charging module and monomer monitoring means, control DC-DC discharge module and DC-AC discharge module realize battery discharging function; Control DC-DC charging module and AC-DC charging module realize charge function;
Described control module comprises communication unit, and described communication unit has Ethernet interface and rotating ring interface (RS485 or RS232), can be accessed by pc client; With the communication of single battery monitoring means, the state of monitoring single battery; Gauge tap unit, realizes the direct-connected of accumulator and DC master row or departs from.
Adopt STM32F407VGT6 as control module processor when this tester is implemented;
Described communication unit also comprises WIFI communication unit, and tester can be operated in station pattern, by WIFI accessing Internet, test data is uploaded to maintenance centre's server, also can accept the steering order that server is sent; Under tester can be operated in ap mode, pc client or cell-phone customer terminal also with at the WIFI closely directly accessing tester, realize data interaction.When this tester is specifically implemented adopt be Jinan You Ren technology of Internet of things company limited produce model be the WIFI module of USR-C322.
Described communication unit also comprises GPRS (or 3G) communication unit, makes battery condition tester by this unit accessing Internet, test data can be uploaded to maintenance centre's server, also can accept the steering order that server is sent.
What adopt when this tester is specifically implemented be the model that Jinan You Ren technology of Internet of things company limited produces is the GPRS data module of USR-GM1.
The accumulator on-line test instrument of the present invention's design, supports feedback DC master row mode to discharge and feedback mains electrical network mode is discharged, and the resistive load mode avoiding traditional storage battery tester is discharged the energy dissipation brought, energy-saving and emission-reduction;
Due to can support feedback DC master row mode discharge and feedback mains electrical network mode discharge, substantially reduce the volume and weight of tester, improve the portability of tester;
Owing to having possessed this unique texture of switch module, when tester is to accumulator testing, automatic switch disconnects; Do not test, tested or tester fault time, the automatic conducting of switch, thus achieve the function of the on-line testing of accumulator, avoids the problems such as keep watch in maintainer scene, frequent wiring, has greatly saved cost of labor;
Support on-line testing, can direct access base station electric power system, in parallel with accumulator, once access and repeatedly test, and without the need to complicated operations such as rewirings, test job all can be completed by long-range or execute-in-place, test the connection of rear automatic recovery accumulator and DC master row, simplify operation steps, reduce cost of labor.When discharge test, the electric energy that battery discharges can be transmitted back to DC master row by this tester as required, and also can be transmitted back to utility grid, also can be discharged by resistance, greatly reduce the waste of energy, real achieves energy-saving and emission-reduction.
Support Long-distance Control, multiple communication modes can be matched, for maintainer provides multiple Long-distance Control and addressing means, maintainer can to arrange tester by the mode such as Ethernet, rotating ring, WIFI, GPRS (or 3G) is long-range and inquires about; The acquisition real-time testing data enabling maintainer long-range, avoid tester to come to personally inconvenience that test site could obtain test data.
Claims (8)
1. an accumulator on-line test instrument, comprises DC-DC discharge module, DC-AC discharge module, DC-DC charging module, AC-DC charging module, resistive load module, switch module that storage battery connects, wherein
Described DC-DC discharge module, is connected with DC master row, realizes cell voltage boosting, can discharge electric energy after boosting to DC master row;
Described DC-AC discharge module, is connected with mains electrical network, and realizing is mains electricity by cell voltage inversion, to electrical network release electric energy;
Described DC-DC charging module, is connected with DC master row, in order to the direct current inputted from outside by DC master row, through boosting or charging to accumulator after being depressurized to charge in batteries voltage;
Described AC-DC charging module, is connected with mains electrical network, in order to from mains electrical network input AC electricity, is to charge in batteries after charge in batteries voltage through overcommutation step-down;
Described resistive load module, is connected with described DC-DC discharge module, in order to utilize resistive load to be fallen by energy ezpenditure when tester discharge capability deficiency;
Described switch module, is connected with described DC master row, in order to control the break-make of DC master row and described accumulator; When not starting test, tested or tester power-off, can conducting automatically, ensure DC master row and accumulator direct-connected.
2. a kind of accumulator on-line test instrument as claimed in claim 1, it is characterized in that, described switch module is closed type D.C. contactor, can control D.C. contactor be turned on or off when tester works, after tester power-off, D.C. contactor automatically restores to normally off, i.e. conducting state.
3. a kind of accumulator on-line test instrument as claimed in claim 1, is characterized in that, also comprise, monomer monitoring means, and described monomer monitoring means is connected with accumulator, in order to monitor voltage, the temperature information of accumulator.
4. a kind of accumulator on-line test instrument as claimed in claim 3, it is characterized in that, also comprise control module, described control module is connected with DC-DC discharge module, DC-AC discharge module, DC-DC charging module, AC-DC charging module and monomer monitoring means, and control DC-DC discharge module and DC-AC discharge module realize battery discharging function; Control DC-DC charging module and AC-DC charging module realize charge function.
5. a kind of accumulator on-line test instrument as claimed in claim 4, it is characterized in that, described control module comprises communication unit, and described communication unit has Ethernet interface and rotating ring interface, can be accessed by pc client; With the communication of single battery monitoring means, the state of monitoring single battery.
6. a kind of accumulator on-line test instrument as claimed in claim 5, is characterized in that, described rotating ring interface adopts RS485 interface or RS232 interface.
7. a kind of accumulator on-line test instrument as claimed in claim 5, it is characterized in that, described communication unit also comprises WIFI communication unit, realizes data interaction.
8. a kind of accumulator on-line test instrument as claimed in claim 5, it is characterized in that, described communication unit also comprises GPRS communication unit, make battery condition tester can by this unit accessing Internet, test data is uploaded to maintenance centre's server, also can accept the steering order that server is sent.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510310637.5A CN104898066A (en) | 2015-06-08 | 2015-06-08 | On-line testing instrument of storage battery |
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| CN201510310637.5A CN104898066A (en) | 2015-06-08 | 2015-06-08 | On-line testing instrument of storage battery |
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| CN109546717A (en) * | 2019-01-09 | 2019-03-29 | 福州福光电子有限公司 | A kind of inversion feedback grid formula battery group charging/discharging apparatus |
| CN111342534A (en) * | 2020-03-26 | 2020-06-26 | 国网河南省电力公司漯河供电公司 | Storage battery discharge control system and control method thereof |
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Application publication date: 20150909 |