CN106786528A - It is a kind of based on the Economical Operation of Main Transformer in Substation control method of D5000 systems and application - Google Patents
It is a kind of based on the Economical Operation of Main Transformer in Substation control method of D5000 systems and application Download PDFInfo
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- CN106786528A CN106786528A CN201611200831.9A CN201611200831A CN106786528A CN 106786528 A CN106786528 A CN 106786528A CN 201611200831 A CN201611200831 A CN 201611200831A CN 106786528 A CN106786528 A CN 106786528A
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- 238000000034 method Methods 0.000 title claims abstract description 71
- 230000001131 transforming effect Effects 0.000 claims abstract description 16
- 230000011664 signaling Effects 0.000 claims abstract description 6
- 230000009183 running Effects 0.000 claims description 16
- 230000008859 change Effects 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 230000009123 feedback regulation Effects 0.000 claims description 8
- 230000009466 transformation Effects 0.000 claims description 8
- 238000004364 calculation method Methods 0.000 claims description 7
- 238000004458 analytical method Methods 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 235000013399 edible fruits Nutrition 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 241000196324 Embryophyta Species 0.000 description 11
- 230000006870 function Effects 0.000 description 6
- 230000033228 biological regulation Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 238000012827 research and development Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 206010052804 Drug tolerance Diseases 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
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Classifications
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- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
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- H02J13/0006—
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
Abstract
The invention discloses a kind of based on the Economical Operation of Main Transformer in Substation control method of D5000 systems and application, it is related to dispatching of power netwoks control technology field.The present invention includes：The main transformer technical parameter is simultaneously input into D5000 systems by step one, each transforming plant main transformer technical parameter of acquisition；Step 2, real-time remote signalling, telemetry that each main transformer is obtained by the D5000 systems；Step 3, the kwh loss of the various methods of operation of each transforming plant main transformer is calculated and anticipation respectively by D5000 systems；Step 4, output are calculated and anticipation result；Step 5, the method for operation of transforming plant main transformer is adjusted according to anticipation result；The step one and step 2 order are in no particular order；If step 3 is carried out first, before step 3 also in D5000 systems the step of self-defined operational formula.The present invention can realize main transformer economical operation, have the advantages that to be easy to count Various types of data.
Description
Technical field
The present invention relates to dispatching of power netwoks control technology field.
Background technology
The major measure that power grid regulation drop is damaged is exactly that the loss and electric energy for controlling electric energy to be produced in circuit transmitting procedure exist
Loss in transformer, line loss can drop behave and be limited or optimized, and research and development transformer economic operation is power system economy fortune
Capable important step, is also the important measures for reducing power system network loss.From power plant send electric energy to user power utilization need through
3-5 transformation process is crossed, the total number of units and total capacity of transformer number of units and capacity considerably beyond generator in operation.Transformer exists
During transformation and transmission power, itself will produce active power loss and reactive power loss, its power attenuation and transformation
The technical characteristic of device is relevant, and produces nonlinear change with the change of load.How according to the relevant technology of transformer
Parameter, makes full use of existing appointed condition, by reasonably selecting the method for operation, strengthens the operational management of transformer, reduces
Transformer loss, reaches the purpose for saving electric energy, it has also become the hot issue of scheduling concerns at different levels.
The following viewpoint of generally existing in traditional concept：As soon as it is the load that a transformer can undertake, without two fortune
OK;Two is the load that small capacity transformer oneself can undertake, just without Large Copacity variable-pressure operation；Three is with the profit of transformer capacity
Judge that transformer kicks the beam load (being commonly called as " low load with strong power ") with rate;Four is that habituation thinks that transformer belongs to high-performance equipment,
Carrying out economical operation can dig without potentiality；Five is to think that the utilization rate of transformer is higher, and the electric energy of transformer loss is lower (to imitate
Rate is higher).The above viewpoint and way, are not only not reaching to the purpose of transformer economic operation, and electric energy wave is caused on the contrary
Take.
Economical operation is exactly to give full play to transformer efficiency, reasonably selects the method for operation, so as to reduce electricity loss.Therefore,
Want overall scientific to analyze the way of economic operation of transformer, not only to analyze technical characteristic between the single transformer method of operation
Quality, the quality of technical characteristic between also analyzing many transformer operation manners and between paired running mode, in transmission electricity phase
Under conditions of, loaded by preferentially choosing optimum operating mode and adjustment, make transformer energy loss minimum.So, transformation
Device economical operation is without investment, as long as strengthening confession, electricity consumption scientific management, you can reaches economize on electricity and improves the purpose of power factor.
With the deep operating of three five big systems of collection, dispatching of power netwoks is merged with the height of power system monitor business, regulated and controled on duty
The job that member undertakes is more and more, and in routine work, regulation and control person on duty relies primarily on main transformer economical operation curve adjustment master
Become the method for operation.Because each station owner's varying capacity, parameter etc. differ greatly, regulation and control person is at work according to main transformer economy in curve map
Running critical-point come judge whether change the main transformer method of operation when, frequently administrative 35kV main transformers are analyzed, workload greatly,
Often resulting in transforming plant main transformer can not adjust in time, influence economical operation.
Research and development transformer economic operation is the effective measure for effectively reducing grid loss for these reasons, it is considered in the market
Transformer economic operation software be generally off-line analysis type, it is impossible to monitor in real time transformer station high-voltage side bus be lost, it is impossible in time adjustment become
The depressor method of operation, it is difficult to accomplish transformer economic operation.
Intelligent grid Dispatching Control System（Abbreviation D5000 systems）It is the intelligent grid supporting system technology of a new generation
Basic platform, has adapted to the requirement of Pyatyi scheduling controlling system in national grid " big operation " system, realize " remotely have access to,
Alarm direct transfer, lateral direction penetrating, vertical management " function.Dispatching control center needed to safeguard the data of many platforms in the past, used
After D5000, it is only necessary to safeguard that a sets of data can be with.Main transformer refers to total downconverter of a unit or transformer station
Device, its capacity is general than larger.
The content of the invention
The present invention provides a kind of based on the Economical Operation of Main Transformer in Substation control method of D5000 systems and application, can be effective
Transformer active power and reactive power loss are reduced, drop damage, the purpose of energy-conservation is reached, easy to use, quick, economic benefit shows
Write.
A kind of Economical Operation of Main Transformer in Substation control method based on D5000 systems that the present invention is provided, it is characterised in that
Comprise the following steps：
The main transformer technical parameter is simultaneously input into D5000 systems by step one, acquisition each main transformer technical parameter of transformer station；
Step 2, real-time remote signalling, telemetry that each main transformer is obtained by the D5000 systems；
Step 3, the kwh loss of the various methods of operation of each transforming plant main transformer is calculated respectively by D5000 systems and
Anticipation；
Step 4, output are calculated and anticipation result；
Step 5, according to calculate and anticipation result be analyzed judgements, when calculate and anticipation result more than Switching-Threshold when, to power transformation
The method of operation of each main transformer of standing is adjusted control；
Step 6, step 2 to step 5 are repeated in real time；
The step one and step 2 order can be overturned；
Each main transformer refers at least two main transformers in same transformer station.
Further, in a kind of foregoing Economical Operation of Main Transformer in Substation control method based on D5000 systems, step one
In, each transforming plant main transformer technical parameter includes rated current, copper loss, iron loss, the short-circuit voltage of each transforming plant main transformer.
Further, in a kind of foregoing Economical Operation of Main Transformer in Substation control method based on D5000 systems, step 4
In, the output is calculated and the content of anticipation result includes exporting switching alarm signal according to the calculating and anticipation result.
Further, in a kind of foregoing Economical Operation of Main Transformer in Substation control method based on D5000 systems, step 4
In, the output is calculated and the mode of anticipation result includes alert mode, curve model, graphic model, report mode.
Further, in a kind of foregoing Economical Operation of Main Transformer in Substation control method based on D5000 systems, step 5
Described in Switching-Threshold refer to the critical point for adjusting transformer operation manners, i.e., when each main transformer isolated operation and paired running
Operation curve intersection point and the value of intersection point bottom；Described operation curve, with electric current as abscissa, is ordinate to be lost.
Further, in a kind of foregoing Economical Operation of Main Transformer in Substation control method based on D5000 systems, step 5
Described in analysis judge include, whether analytical calculation and anticipation result are caused by instantaneous or short-time current acute variation, if
It is that then the method for operation not to each main transformer of transformer station is adjusted control；If it is not, then when calculation and anticipation result exceed switching threshold
During value, the method for operation to each main transformer of transformer station is adjusted control.
Further, in a kind of foregoing Economical Operation of Main Transformer in Substation control method based on D5000 systems, the step
Also have after rapid five, by contrasting the calculating and anticipation result and the actual running results to step one, step 2 or step 3
The step of carrying out feedback regulation.
Further, it is described anti-in a kind of foregoing Economical Operation of Main Transformer in Substation control method based on D5000 systems
The step of feedback regulation, includes, anticipation result and the actual running results is contrasted, if both have larger difference in a long time
Not, then whether data wrong in checking step one, whether data wrong in step 2, calculate in step 3 and pre-judging method takes
Whether value is wrong, if wrong, is corrected.
A kind of application of foregoing Economical Operation of Main Transformer in Substation control method based on D5000 systems, becomes for 35kV
Power station.
Having the beneficial effect that produced by technical scheme of the present invention：
A kind of the Economical Operation of Main Transformer in Substation control method and application based on D5000 systems that the present invention is provided can be reduced effectively
Transformer active power and reactive power loss, reach drop damage, the purpose of energy-conservation, and easy to use, quick, economic benefit shows；
Ensure to reduce main transformer switching frequency under main transformer economic condition；Main transformer shunting switch action frequency is reduced, repair and maintenance amount is reduced；It is dynamic
During state observation normal mode and improper mode, the transformer loss of each transformer station；Be easy to count monthly, it is annual and setting when
The transformer loss of Jian Duange transformer stations；Dispatcher correctly changes transformer operation manners by ALM, makes up to
The purpose of wastage reducing and energy saving.
Brief description of the drawings
Fig. 1 is the control flow chart of control method of the present invention；
Fig. 2 is that the present invention calculates point surface and interface in the main transformer economical operation of certain county application；
Fig. 3 is anticipation damage curve of the present invention in the application of certain county；
Fig. 4 is actual motion damage curve of the present invention in the application of certain county；
Fig. 5 is of the invention in the report mode of certain county application, the report interface of main transformer economical operation；
Fig. 6 is of the invention in the graphic model of certain county application, the comparison diagram interface before and after main transformer economical operation；
Fig. 7 is of the invention in the report mode of certain county application, the contrast surface and interface before and after main transformer economical operation；
Fig. 8 is that the present invention calculates data edition in the real-time two-winding transformer loss calculation program and the method for operation of the application of certain county
And browser interface；
Fig. 9 is that the present invention becomes economical operation curve in so-and-so station owner of certain county application.
Specific embodiment
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Refer to the attached drawing 1, a kind of Economical Operation of Main Transformer in Substation control method based on D5000 systems that the present invention is provided,
It is characterised in that it includes following steps：
The main transformer technical parameter is simultaneously input into D5000 systems by step one, acquisition each main transformer technical parameter of transformer station；
Step 2, real-time remote signalling, telemetry that each main transformer is obtained by the D5000 systems；
Step 3, the kwh loss of the various methods of operation of each transforming plant main transformer is calculated respectively by D5000 systems and
Anticipation；
Step 4, output are calculated and anticipation result；
Step 5, according to calculate and anticipation result be analyzed judgements, when calculate and anticipation result more than Switching-Threshold when, to power transformation
The method of operation of each main transformer of standing is adjusted control；
Step 6, step 2 to step 5 are repeated in real time；
The step one and step 2 order can be overturned；
Each main transformer refers at least two main transformers in same transformer station.
If step 3 is carried out first, before step 3 also in D5000 systems the step of self-defined operational formula.
Specifically, by taking 35kV transforming plant main transformers as an example, current 35kV transforming plant main transformers operation generally has following three kinds of operations
Mode：#1 becomes isolated operation, #2 and becomes isolated operation, #1 and #2 paired runnings.To make preferably to be lost under the conditions of for identical load
The small method of operation, using the calculating of real time data in the User Defined formula function completion system in D5000 systems, monitoring
And inquiry, and then realize calculating the function that main transformer is lost in real time, make polymorphic pel and show three calculating states respectively（#1 becomes single
Solely operation, #2 becomes isolated operation, and #1 becomes and becomes paired running with #2）Method of operation result of calculation, transformer station high-voltage side bus it is whether reasonable
Display pel and transformer throw and stop the pel of state.It is as follows that so-and-so station owner of somewhere becomes statistics abridged table.
Further, in a kind of foregoing Economical Operation of Main Transformer in Substation control method based on D5000 systems, step one
In, each transforming plant main transformer technical parameter includes rated current, copper loss, iron loss, the short-circuit voltage of each transforming plant main transformer.It is actual
On, these parameters can be obtained by equipment famous brand, and be basically unchanged within some time, therefore be once inputted
D5000 systems, just without being modified again, directly invoke.
Specifically, in one embodiment of the invention, according to actual conditions, by each power transformation station owner in D5000 systems
The technical parameters such as rated current, copper loss, iron loss, the short-circuit voltage of change are input in D5000 systems, using in D5000 systems
Remote signalling, telemetry are calculated respectively and each station owner of anticipation becomes the loss under different running method, and export switching alarm signal,
For dispatcher provides reasonable Plan for Economical Operation, while the power attenuation value of the transformer switching both front and back method of operation is shown,
The requirement of main transformer economical operation monitor in real time is reached, the economic load dispatching that auxiliary dispatching person runs to main transformer is realized.Further, since
To facts have proved that calculate two transformer load situation precision according to impedance voltage and transformer capacity size not high, therefore actually should
The less use in, but it is this carry out calculating by means of which and have no effect on inventive principle of the invention, therefore this should be belonged to
The protection domain of invention.
Further, in a kind of foregoing Economical Operation of Main Transformer in Substation control method based on D5000 systems, step 4
In, the output is calculated and the content of anticipation result includes exporting switching alarm signal according to the calculating and anticipation result.
Further, refer to the attached drawing 2~5 and accompanying drawing 9, a kind of foregoing transforming plant main transformer warp based on D5000 systems
Ji progress control method in, in step 4, it is described output calculate and anticipation result mode include alert mode, curve model,
Graphic model, report mode.Wherein, alert mode is that alarm prompt dispatcher change is sent after system judges the method for operation
Transformer operation manners；Curve model is that can show transformer loss and the loss on transmission under power system operating modes different with comparing two kinds
Rate score；Graphic model be can Dynamic Announce difference power system operating mode under transformer loss, loss on transmission rate score and loss point
Butut；Report mode prints the line loss of day part, change for adjustable point and undermines line loss per unit, loss on transmission rate score.These modes are in step
In the case that five are dispatcher's manual adjustment and its important, dispatcher can be gone out by the various forms of data estimations of comprehensive analysis
Switching-Threshold is safeguarded to calculating and anticipation program.
Further, refer to the attached drawing 9, a kind of foregoing Economical Operation of Main Transformer in Substation controlling party based on D5000 systems
In method, the Switching-Threshold described in step 5 refer to adjust transformer operation manners critical point, i.e., each main transformer isolated operation and
The value of operation curve intersection point and intersection point bottom during paired running；Described operation curve with electric current as abscissa, be lost be
Ordinate.And the various method of operation economical operation curves of each main transformer of transformer station are drawn according to the calculating and anticipation result
's.
Further, in a kind of foregoing Economical Operation of Main Transformer in Substation control method based on D5000 systems, step 5
Described in analysis judge include, whether analytical calculation and anticipation result are caused by instantaneous or short-time current acute variation, if
It is that then the method for operation not to each main transformer of transformer station is adjusted control；If it is not, then when calculation and anticipation result exceed switching threshold
During value, the method for operation to each main transformer of transformer station is adjusted control.In actual motion, the load of transformer station, a difference
Load characteristic have the obvious change in certain rule with the time.If completely according to load variations, being transported by optimal economic
During row turning point, frequently switching transformer selects economical operation state, this security and stability and change for substation operation
The service life of depressor and switch all has a significant impact.To take into account two above factor, can according to short-term load forecasting value, if
Put the action frequency limitation of transformer, you can the switching frequency of distribution transformer in advance, determine that transformer operation manners change in advance
The probability of change.
Further, in a kind of foregoing Economical Operation of Main Transformer in Substation control method based on D5000 systems, the step
Also have after rapid five, by contrasting the calculating and anticipation result and the actual running results to step one, step 2 or step 3
The step of carrying out feedback regulation.The step of feedback regulation, is carried out to ensure the stability of system operation.But due to
Data in step one are the inherent data of main transformer, will not typically be changed, therefore also step one will not be carried out instead in practical operation
Feedback regulation.
Further, it is described anti-in a kind of foregoing Economical Operation of Main Transformer in Substation control method based on D5000 systems
The step of feedback regulation, includes, anticipation result and the actual running results is contrasted, if both have larger difference in a long time
Not, then whether data wrong in checking step one, whether data wrong in step 2, calculate in step 3 and pre-judging method takes
Whether value is wrong, if wrong, is corrected.
A kind of application of foregoing Economical Operation of Main Transformer in Substation control method based on D5000 systems, becomes for 35kV
Power station, adaptable transformer station's rank of the invention include but is not limited to 1000KV, 750KV, 500KV, 330KV, 220KV,
110KV, 66KV, 35KV, 10KV, 6.3KV, while all kinds of compact type substations can also be applied.
With deepening continuously for power system reform, the operated pressure of power grid enterprises increasingly increases.Inventor is thought in " drop
Damage puies forward effect " it is inevitable, while inventor has found that the major measure that power grid regulation drop is damaged is exactly to control electric energy to be transmitted across in circuit
The loss in transformer of loss and electric energy produced in journey, thus research and development transformer economic operation as important method therein it
One, it is the effective measure for effectively reducing grid loss.
The core concept of present invention application is based on intelligent grid Dispatching Control System（That is D5000 systems）Power network it is real-time
Informational function, deepens D5000 system applications, using the existing famous brand parameter of 35kV transformers and the real-time remote signalling of transformer, remote measurement
Data, program code on the basis of system platform, makes visual presentation interface and calculates and draw the economy of transformer
Operation curve, takes the critical point of transformer separate unit and paired running operation crosspoint as regulation transformer operation manners.
D5000 platform compiler codes, calculate and each station owner of anticipation becomes the loss under different running method, output switching alarm letter
Number and the transformer switching both front and back method of operation power attenuation value, transformer in current electric grid is shown in visual mode
Economical operation state, realize the requirement of main transformer economical operation monitor in real time, the scheduling of main transformer economical operation is provided for dispatcher
Auxiliary strategy.
Proved by the practice operation of nearly 6 months, real-time monitoring system is calculated and judges accurate, switching reliability.Using economy
The method of operation can substantially reduce transformer active power and reactive power loss, remarkable in economical benefits.By taking certain company of county as an example, ginseng
Accompanying drawing 2~9 is examined, function has greatly reduced the labour intensity of scheduling person on duty since putting into operation, and makes the economy of transformer
Operation ratio improves 50%, 700,000 KWH can be lost for company reduces main transformer every year by calculating.So, body of the present invention provide this
Plant and be based on D5000 systems（Intelligent grid Dispatching Control System）The function of on-line analysis transformer station high-voltage side bus is electrical network economy fortune
One of capable important means.
Specific case used herein is set forth to principle of the invention and implementation method, and above example is said
It is bright to be only intended to help and understand the method for the present invention and its core concept.It should be pointed out that for the ordinary skill of the art
For personnel, under the premise without departing from the principles of the invention, some improvement and modification can also be carried out to the present invention, these improvement
Also fallen into the protection domain of the claims in the present invention with modification.
Claims (9)
1. a kind of Economical Operation of Main Transformer in Substation control method based on D5000 systems, it is characterised in that comprise the following steps：
The main transformer technical parameter is simultaneously input into D5000 systems by step one, acquisition each main transformer technical parameter of transformer station；
Step 2, real-time remote signalling, telemetry that each main transformer is obtained by the D5000 systems；
Step 3, the kwh loss of the various methods of operation of each transforming plant main transformer is calculated respectively by D5000 systems and
Anticipation；
Step 4, output are calculated and anticipation result；
Step 5, according to calculate and anticipation result be analyzed judgements, when calculate and anticipation result more than Switching-Threshold when, to power transformation
The method of operation of each main transformer of standing is adjusted control；
Step 6, step 2 to step 5 are repeated in real time；
The step one and step 2 order can be overturned；
Each main transformer refers at least two main transformers in same transformer station.
2. a kind of Economical Operation of Main Transformer in Substation control method based on D5000 systems according to claim 1, its feature
It is, it is the rated current of each transforming plant main transformer technical parameter including each transforming plant main transformer, copper loss, iron loss, short in step one
Road voltage.
3. a kind of Economical Operation of Main Transformer in Substation control method based on D5000 systems according to claim 1, its feature
It is that in step 4, the output is calculated and the content of anticipation result includes exporting switching according to the calculating and anticipation result
Alarm signal.
4. a kind of Economical Operation of Main Transformer in Substation control method based on D5000 systems according to claim 1, its feature
It is that in step 4, the output is calculated and the mode of anticipation result includes alert mode, curve model, graphic model, form
Pattern.
5. a kind of Economical Operation of Main Transformer in Substation control method based on D5000 systems according to claim 1, its feature
It is that the analysis described in step 5 judges to include whether analytical calculation and anticipation result are violent by instantaneous or short-time current
Change causes, if so, then the method for operation not to each main transformer of transformer station is adjusted control；If it is not, then when calculation and anticipation knot
When fruit exceedes Switching-Threshold, the method for operation to each main transformer of transformer station is adjusted control.
6. a kind of Economical Operation of Main Transformer in Substation control method based on D5000 systems according to claim 1, its feature
Be, the Switching-Threshold described in step 5 refer to adjust transformer operation manners critical point, i.e., each main transformer isolated operation and
The value of operation curve intersection point and intersection point bottom during paired running；Described operation curve with electric current as abscissa, be lost be
Ordinate.
7. a kind of Economical Operation of Main Transformer in Substation control method based on D5000 systems according to claim 1 or 6, its
Be characterised by also having after the step 5, by contrast the calculating and anticipation result and the actual running results to step one,
The step of step 2 or step 3 carry out feedback regulation.
8. a kind of Economical Operation of Main Transformer in Substation control method based on D5000 systems according to claim 7, its feature
It is to include the step of the feedback regulation, anticipation result and the actual running results is contrasted, if both is in a long time
There is bigger difference, then whether data wrong in checking step one, whether data wrong in step 2, calculate and pre- in step 3
Whether the value for sentencing method is wrong, if wrong, is corrected.
9. a kind of application of the Economical Operation of Main Transformer in Substation control method based on D5000 systems, it is characterised in that for 35kV
Transformer station.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107942883A (en) * | 2017-12-21 | 2018-04-20 | 国网河北省电力有限公司衡水供电分公司 | Show that paired running main transformer high, normal, basic three side is active or the method for idle difference |
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| CN112821395A (en) * | 2021-02-07 | 2021-05-18 | 上海工程技术大学 | Transformer economic operation control method, equipment and medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107942883A (en) * | 2017-12-21 | 2018-04-20 | 国网河北省电力有限公司衡水供电分公司 | Show that paired running main transformer high, normal, basic three side is active or the method for idle difference |
| CN108390458A (en) * | 2018-02-12 | 2018-08-10 | 国网山东省电力公司平阴县供电公司 | Alarm system and method are moved back in a kind of throwing of transforming plant main transformer |
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| CN112821395A (en) * | 2021-02-07 | 2021-05-18 | 上海工程技术大学 | Transformer economic operation control method, equipment and medium |
| CN112821395B (en) * | 2021-02-07 | 2023-07-25 | 上海工程技术大学 | Economical operation control method, equipment and medium for transformer |
| CN113590193A (en) * | 2021-07-12 | 2021-11-02 | 苏州仰思坪半导体有限公司 | Operation device, method, medium and computing equipment |
| CN113590193B (en) * | 2021-07-12 | 2024-03-22 | 苏州仰思坪半导体有限公司 | Computing device, computing method, computing medium and computing equipment |
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