CN105137360A - One-key discharge method for storage battery of transformer station - Google Patents
One-key discharge method for storage battery of transformer station Download PDFInfo
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- CN105137360A CN105137360A CN201510546379.0A CN201510546379A CN105137360A CN 105137360 A CN105137360 A CN 105137360A CN 201510546379 A CN201510546379 A CN 201510546379A CN 105137360 A CN105137360 A CN 105137360A
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Abstract
The invention relates to a one-key discharge method for a storage battery of a transformer station, and the method is characterized in that the method comprises the following steps: building a sequential control table template according to different storage batteries; executing sequential control operations according to a sequential control table; configuring a control strategy template and a protection strategy template for different storage batteries, so as to guarantee the execution safety of each sequential control operation; building a discharge cut-off strategy template for different storage batteries, so as to calculate the discharge time and quantity which serve as the conditions for operation cut-off. The method effectively irons out the defects in the prior art, avoids accidents caused by errors which are caused by human factors, and achieves the automaton and intelligentization of a discharge process of storage batteries.
Description
Technical field:
The present invention relates to a kind of storage batteries of transformer substation group one key charging method, belong to electrical substation monitoring field.
Background technology:
The method of operation of the floating charging method of operation of Long-Time Service pressure-limit current-limit or only pressure limiting not current limliting, cannot judge the existing capacity of valve-control storage battery, inside whether dehydration or dry and cracked.Only have by checking discharging test, accumulator Problems existing could be found, correct assessment battery pack actual capacity and the general level of the health.
At present, the discharge process of maintainer is follow following steps substantially:
1, check that whether I, II section busbar voltage is normal, check that whether DC load electric current is normal, whether two sections of busbar voltages are consistent, manually determine whether according to these conditions the bus connection switch (or disconnecting link) that can close.If condition meets, then close bus connection switch (or disconnecting link);
2, the cell switch (or disconnecting link) preparing to carry out the battery pack of checking discharging test is pulled open;
3, the charging set direct current output switch preparing to carry out the battery pack of checking discharging test is pulled open;
4, again check that whether busbar voltage, DC load electric current be normal, if normal, enter next step;
5, discharge instrument is accessed, setting discharge parameter;
6, close discharge switch, starts electric discharge.In discharge process, the ruuning situation of discharge equipment of looking over one's shoulder and accumulator battery voltage situation of change, and it is unchanged to check that the outward appearance of accumulator has.Battery pack monomer voltage needs separated in time manual measurement record once (to be generally 30 to 60 minutes).
7, after having discharged, charging is recovered.
These steps of above-mentioned electric discharge, overall process is all manual operation, and the voltage measurement in discharge process and record compare labor intensive, the more difficult assurance of degree of accuracy of measurement.Supervision particularly in discharge process, the judgement of abnormal conditions are all manually carry out, and its accuracy and promptness can not ensure.
Summary of the invention:
The object of the invention is to, provide one can overcome above-mentioned defect, the storage batteries of transformer substation group one key charging method that work efficiency is high.
Method provided by the present invention; set up vertical sequence table template according to different batteries; sequence operation is performed according to sequence table; simultaneously for different batteries group configuration control strategy masterplate and Preservation tactics masterplate are for ensureing the security performing each sequence operation; and be that different battery pack sets up electric discharge clipping strategy masterplate calculating discharge time and discharge capacity, as the condition of shut-down operation.
The output of control strategy template is as the Rule of judgment of each sequence action executing, and only have the output of control strategy template to meet the requirements and this operation just can be allowed to start, control strategy masterplate main contents are defined as follows:
(1) object is performed;
(2) perform an action;
(3) relationship object;
(4) export.
Preservation tactics template is the set of the safety precautions in sequence table template implementation, only has ready conditions all to meet just to allow this operational motion or execution; Operation in the process of implementation, needs moment check protection condition, only all meets with these conditions, just allows this action or operation to continue to perform, otherwise stops immediately.
Preservation tactics formwork structure is identical with control strategy formwork structure.
Relevant action is performed according to sequence table content order, by sequence table content, find the hardware device of executable operations, according to stipulations composition control message, send to hardware device by serial communication mode, hardware device carries out stipulations Decoding Analysis, after confirmation message is correct, control corresponding topworks's action according to message content, circulation executes sequence table content successively.
Sequence table main contents are as follows:
(1) type of action;
(2) action object;
(3) sequence number is operated;
(4) denomination of dive;
(5) the result of the action.
Electric discharge clipping strategy masterplate typing discharge time and discharge capacity, both is certain value, as long as any one meets certification condition with regard to shut-down operation among both.
The correctness of above-mentioned masterplate file is the key factor of executable operations, according to the sequence table masterplate of coupling, performs a key discharge process.In this process; the constraint of each the step content of operation all controlled policy template before operation in sequence table template; the constraint of protected policy template and electric discharge clipping strategy template in operation, these three kinds of constraint conditions perfectly solve problems faced in the property checked discharge process.
The invention has the beneficial effects as follows:
Operations is preserved with the form of Policy Table, uses, can carry out change and the adjustment of tactful content according to actual conditions as permanent data.By the present invention, realize robotization and the intellectuality of battery power discharge.Whole process can realize tight monitoring by this technology.By control strategy, before operation performs, judge the feasibility of operation; Accurately judge by Preservation tactics the abnormal occurrence that discharge process occurs, timely shut-down operation, ensure the security of process; Automatically calculate discharge time and discharge capacity by electric discharge clipping strategy, meet cut-off condition and stop immediately.With these three kinds of strategies for technical foundation; the monomer voltage of real time record battery pack in discharge process and group pressure; by to calculating and the supervision of organizing the correlation parameters such as pressure, monomer voltage, discharge time, discharge capacity, effectively can protect electric battery, prevent the generation of anomalous event.One key discharge technology can improve security in discharge process and work efficiency, when saving human resources, achieves the intellectuality of the transformer station's property checked electric discharge.
Accompanying drawing explanation
Fig. 1 process flow diagram of the present invention;
Embodiment
First gathered the group pressure of battery pack by accumulator monitoring equipment, monomer voltage, electric current, temperature, the data such as AC-input voltage, and gather mother simultaneously, female throwing, accumulator, electric discharge, the real-time status of the switches such as charging or disconnecting link.Then the process of data mode is carried out, particularly by time-division processing principle, selectable counterweight dotted state data carry out monitoring and analyzing, and increase and remove the processing policies such as the time of quivering, the feedback electric battery current state enabling example stable, for a key electric discharge provides safe condition adjudgement support.
The foundation that one key electric discharge automatically performs comes from sequence masterplate table, and then this masterplate table is pre-configured preserves in a database, and its overall process is as follows:
(1) a key electric discharge sequence masterplate table is read;
(2) each operation is performed successively according to sequence masterplate tabular order sequence;
(3) check, verify this execution result operated;
(4) next step operation is continued;
(5) process terminates, and exits sequence process.
The realization of control strategy:
Control strategy is that the checking before action executing checks condition, judges whether current operation allows to perform according to its output valve.This strategy comes from the control strategy masterplate in database, allows user to carry out additions and deletions according to on-site actual situations and changes operation.Can check whether switch currently allows point, closing operation, effectively shields all DC system faults relating to switching manipulation and cause according to control strategy.
The realization of Preservation tactics:
Preservation tactics is that the checking in action executing process checks condition.In discharge process, to constantly calculate according to Preservation tactics circulation the various conditions related in Preservation tactics and whether meet, if having one ineligible, this sequence process just terminates immediately.This strategy efficiently avoid the cell damage phenomenon that battery pack deep discharge causes, and avoids the generation of straight-flow system accident.
The generation of electric discharge form:
Electric discharge form is that after sequence process terminates, this example generates automatically, is the first reflection of electric battery quality, the displaying directly perceived of a key discharge technology achievement especially.According to actual conditions, this form can carry out form customization.
Claims (5)
1. a storage batteries of transformer substation group one key charging method; it is characterized in that setting up vertical sequence table template according to different batteries; sequence operation is performed according to sequence table; simultaneously for different batteries group configuration control strategy masterplate and Preservation tactics masterplate are for ensureing the security performing each sequence operation; and be that different battery pack sets up electric discharge clipping strategy masterplate calculating discharge time and discharge capacity, as the condition of shut-down operation.
2. storage batteries of transformer substation group one key charging method according to claim 1, it is characterized in that configuration control strategy template, the output of control strategy template is as the Rule of judgment of each sequence action executing, only having the output of control strategy template to meet the requirements just can allow this operation to start, and control strategy masterplate main contents are defined as follows:
(1) object is performed;
(2) perform an action;
(3) relationship object;
(4) export.
3. storage batteries of transformer substation group one key charging method according to claim 1, it is characterized in that configuration protection policy template, Preservation tactics is the set of the safety precautions in sequence table template implementation, only has ready conditions all to meet just to allow this operational motion or execution; Operation in the process of implementation, needs moment check protection condition, only all meets with these conditions, just allows this action or operation to continue to perform, otherwise stops immediately.
4. storage batteries of transformer substation group one key charging method according to claim 1, it is characterized in that performing relevant action according to sequence table content order, according to sequence table content, find the hardware device of executable operations, according to stipulations composition control message, send to hardware device by serial communication mode, hardware device carries out stipulations Decoding Analysis, after confirmation message is correct, control corresponding topworks's action according to message content, circulation executes sequence table content successively;
Sequence table main contents are as follows:
(1) type of action;
(2) action object;
(3) sequence number is operated;
(4) denomination of dive;
(5) the result of the action.
5. storage batteries of transformer substation group one key charging method according to claim 1, it is characterized in that electric discharge clipping strategy masterplate typing discharge time and discharge capacity, both is certain value, as long as any one meets certification condition with regard to shut-down operation among both.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510546379.0A CN105137360B (en) | 2015-08-31 | 2015-08-31 | One key charging method of storage batteries of transformer substation group |
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| CN201510546379.0A CN105137360B (en) | 2015-08-31 | 2015-08-31 | One key charging method of storage batteries of transformer substation group |
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| CN105137360A true CN105137360A (en) | 2015-12-09 |
| CN105137360B CN105137360B (en) | 2018-09-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786859A (en) * | 2016-12-12 | 2017-05-31 | 国网北京市电力公司 | Method for discharging storage batteries, device and system |
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| CN105137360B (en) | 2018-09-11 |
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Address after: 255086 Zibo high tech Zone, Shandong Road, No. 135, block E, Room 405 Patentee after: Zhiyang Innovation Technology Co., Ltd. Address before: 255086 Zibo high tech Zone, Shandong Road, No. 135, block E, Room 405 Patentee before: SHANDONG ZHIYANG ELECTRIC CO., LTD. |
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