CN105956340A - Geometric model construction method and system for power transformers - Google Patents
Geometric model construction method and system for power transformers Download PDFInfo
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- CN105956340A CN105956340A CN201610451363.6A CN201610451363A CN105956340A CN 105956340 A CN105956340 A CN 105956340A CN 201610451363 A CN201610451363 A CN 201610451363A CN 105956340 A CN105956340 A CN 105956340A
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Abstract
The invention discloses a geometric model construction method and system for power transformers. The method comprises the following steps: carrying out structured grid division on a first type of members in the power transformers in advance so as to correspondingly obtain a first group of geometric models, carrying out unstructured grid division on a second type of members in the power transformers so as to correspondingly obtain a second group of geometric models, and storing the first group of geometric models and the second group of geometric models into a basic model base; providing a calling instruction input interface for a user so as to obtain a model calling instruction input by the user through the calling instruction input interface in a process of carrying out geometric modeling on a to-be-modeled power transformer; calling a corresponding geometric model from the basic model base by utilizing the model calling instruction; and constructing a transformer model corresponding to the to-be-modeled power transformer according to the called geometric model. The geometric model construction method and system for power transformers can be used for realizing the aim of efficiently and rapidly constructing the geometric models of the power transformers.
Description
Technical field
The present invention relates to transformer model constructing technology field, particularly to the geometry of a kind of power transformer
Model building method and system.
Background technology
Current along with socioeconomic high speed development, the demand of electric power is risen by people increasingly.Electric power becomes
Depressor is as the important component part of power system, and its development faces lot of challenges.From global power industry
Development trend from the point of view of, high power capacity, ultra-high capacity are main development directions of power transformer.So
And, there is limitation in the design means of traditional power transformer, it is impossible to is adapted to current power technically
The development trend of transformator.
In order to the design means of power transformer being improved optimization to adapt to power transformer high power capacity
Development trend, people are just attempting emulating power transformer, then by three in phantom
Dimension FEM (finite element) model and multiple physical field model carry out comprehensive study efficiently to solve in high power capacity power transformer
The design challenges existed.And during power transformer is carried out model emulation, very the key link
It it is the geometric model building power transformer.The structure effect of power transformer geometric model and structure speed
Overall simulated effect and the simulation velocity of power transformer can be directly affected.The most efficiently and rapidly build electricity
The geometric model of power transformator is to have problem to be solved at present.
Summary of the invention
In view of this, it is an object of the invention to provide the geometric model construction method of a kind of power transformer
And system, it is achieved that efficiently and rapidly build the purpose of the geometric model of power transformer.Its concrete scheme
As follows:
A kind of geometric model construction method of power transformer, including:
In advance the first kind component in power transformer is carried out structured grid division, be correspondingly made available
One group of geometric model, and the Equations of The Second Kind component in described power transformer is carried out unstructured grid draw
Point, be correspondingly made available second group of geometric model, and by described first group of geometric model and described second group several
What model preserves to basic model storehouse；
Provide the user and transfer instruction input interface, obtain user treat modeling power transformer carry out several
Instruction transferred by the model transferring instruction input interface input described in passing through in what modeling process；
Utilize described model to transfer instruction, from described basic model storehouse, transfer corresponding geometric model；
According to the geometric model transferred out, build the transformator mould corresponding with described power transformer to be modeled
Type；
Wherein, described first kind component includes winding, iron core main body, conservator, gas relay, heat exchange
Tube body and casing main body, described Equations of The Second Kind component includes core exterior surface, heat exchange pipe external surface and casing
Outer surface.
Preferably, the described process that first kind component in power transformer is carried out structured grid division,
Including:
Utilize ANSYS ICEM CFD Blocking technology, the first kind component to described power transformer
Carry out structured grid division.
Preferably, the winding of described power transformer is carried out the process of structured grid division, including:
Utilize described ANSYS ICEM CFD Blocking technology, the winding of described power transformer is entered
Row all-hexahedral element mesh divides, and retains in this winding the gap between the most adjacent two coil cake models.
Preferably, described Equations of The Second Kind component in described power transformer is carried out unstructured grid division
Process, including:
Utilize Autoblock method, the Equations of The Second Kind component in described power transformer is carried out destructuring net
Lattice divide.
Preferably, the geometric model that described basis is transferred out, build and described power transformer pair to be modeled
The process of the transformer model answered, including:
Provide the user basic model amendment interface, and obtain user by described basic model amendment interface
The model modification instruction of input；
Instructing according to described model modification, the geometric model exchanging taking-up is revised accordingly, so that repairing
Model after changing is consistent with the actual configuration of respective members in described power transformer to be modeled；
Model after all modifications is combined, obtains the change corresponding with described power transformer to be modeled
Depressor model.
The invention also discloses the geometric model constructing system of a kind of power transformer, including:
Basic model builds module, in advance the first kind component in power transformer being carried out structuring
Stress and strain model, is correspondingly made available first group of geometric model, and to the Equations of The Second Kind in described power transformer
Component carries out unstructured grid division, is correspondingly made available second group of geometric model, and by described first group
Geometric model and described second group of geometric model preserve to basic model storehouse；
Transfer instruction acquisition module, be used for providing the user and transfer instruction input interface, obtain user right
Power transformer to be modeled transfers, described in passing through during carrying out Geometric Modeling, the mould that instruction input interface inputs
Instruction transferred by type；
Module transferred by model, is used for utilizing described model to transfer instruction, transfers from described basic model storehouse
Corresponding geometric model；
Transformer model builds module, for according to the geometric model transferred out, builds and models with described waiting
The transformer model that power transformer is corresponding；
Wherein, described first kind component includes winding, iron core main body, conservator, gas relay, heat exchange
Tube body and casing main body, described Equations of The Second Kind component includes core exterior surface, heat exchange pipe external surface and casing
Outer surface.
Preferably, described basic model builds module, including:
First kind model construction submodule, is used for utilizing ANSYS ICEM CFD Blocking technology, right
The first kind component of described power transformer carries out structured grid division；
Equations of The Second Kind model construction submodule, is used for utilizing Autoblock method, in described power transformer
Equations of The Second Kind component carry out unstructured grid division.
Preferably, described first kind model construction submodule includes:
Winding model construction unit, is used for utilizing described ANSYS ICEM CFD Blocking technology, right
The winding of described power transformer carries out all-hexahedral element mesh division, and retains in this winding the most adjacent two
Gap between coil cake model.
Preferably, described transformer model structure module includes:
Amendment instruction obtains submodule, is used for providing the user basic model amendment interface, and obtains user
Instructed by the model modification of described basic model amendment interface input；
Model modification submodule, for instructing according to described model modification, the geometric model exchanging taking-up enters
The corresponding amendment of row, so that amended model and the reality of respective members in described power transformer to be modeled
Border structure is consistent；
Model group zygote module, for being combined the model after all modifications, obtains yet to be built with described
The transformer model that mould power transformer is corresponding.
In the present invention, geometric model construction method includes: in advance to the first kind component in power transformer
Carry out structured grid division, be correspondingly made available first group of geometric model, and in power transformer
Equations of The Second Kind component carries out unstructured grid division, is correspondingly made available second group of geometric model, and by first
Group geometric model and second group of geometric model preserve to basic model storehouse；Provide the user and transfer instruction input
Interface, obtains user and carries out during Geometric Modeling defeated by transferring instruction treating modeling power transformer
Instruction transferred by the model of incoming interface input；Utilize model to transfer instruction, transfer corresponding from basic model storehouse
Geometric model；According to the geometric model transferred out, build the transformation corresponding with power transformer to be modeled
Device model；Wherein, first kind component includes winding, iron core main body, conservator, gas relay, heat exchange
Tube body and casing main body, Equations of The Second Kind component includes core exterior surface, heat exchange pipe external surface and casing appearance
Face.Visible, the present invention carries out structuring or non-structured grid in advance to the component in power transformer
Divide, and the geometric model preservation that will obtain after dividing is to basic model storehouse, when modeling electric power treated by needs
When transformator carries out Geometric Modeling, then from above-mentioned basic model storehouse, transfer corresponding geometric model and build
Corresponding transformer model.That is, when user needs that a certain power transformer is carried out Geometric Modeling,
Without spending substantial amounts of energy to set up the geometric model of each component with growing out of nothing, and only need according to from base
Plinth model library is transferred corresponding geometric model and just can be quickly obtained the geometry mould of a certain power transformer
Type；It addition, the present invention is when setting up basic model storehouse, it is to winding, iron core main body, conservator, gas
Relay, heat exchanger tube main body and casing main body carry out structured grid division, and to core exterior surface, change
Heat pipe outer surface and box outer surface are then by unstructured grid and divide, and such stress and strain model processes
Be conducive to improving and follow-up high power capacity power transformer imitated in terms of heat transmission and oil flow surge characteristic
True effect.As fully visible, present invention achieves the geometric model efficiently and rapidly building power transformer
Purpose.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below,
Accompanying drawing in description is only embodiments of the invention, for those of ordinary skill in the art, not
On the premise of paying creative work, it is also possible to obtain other accompanying drawing according to the accompanying drawing provided.
Fig. 1 is the geometric model construction method flow chart of a kind of power transformer disclosed in the embodiment of the present invention；
Fig. 2 is that the geometric model constructing system structure of a kind of power transformer disclosed in the embodiment of the present invention is shown
It is intended to.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present invention, and
It is not all, of embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
Go out the every other embodiment obtained under creative work premise, broadly fall into the scope of protection of the invention.
The embodiment of the invention discloses the geometric model construction method of a kind of power transformer, see Fig. 1 institute
Showing, the method includes:
Step S11: in advance the first kind component in power transformer is carried out structured grid division, accordingly
Ground obtains first group of geometric model, and the Equations of The Second Kind component in power transformer is carried out destructuring net
Lattice divide, and are correspondingly made available second group of geometric model, and by first group of geometric model and second group of geometry mould
Type preserves to basic model storehouse.
Wherein, first kind component includes winding, iron core main body, conservator, gas relay, heat exchanger tube master
Body and casing main body, Equations of The Second Kind component includes core exterior surface, heat exchange pipe external surface and box outer surface.
It is understood that above-mentioned iron core main body refers to remove in iron core remaining part after outer surface, in like manner,
Heat exchanger tube main body refers to remove in heat exchanger tube remaining part after outer surface, and casing main body refers to remove in casing
Remaining part after removing outer surface.
Need it is further noted that the power transformer in above-mentioned steps S11 is preassigned one
Standard power transformer, this power transformer includes winding, iron core, conservator, gas relay, changes
The component such as heat pipe and casing, these components are the most important ingredients of power transformer, are also that electric power becomes
The main object of depressor Study on geometric model.
Step S12: provide the user and transfer instruction input interface, obtains user and is treating modeling power transformer
Instruction transferred by the model that device inputs by transferring instruction input interface during carrying out Geometric Modeling.
It is understood that geometric model and the above-mentioned electric power to be modeled that instruction is transferred transferred by above-mentioned model
Main member in transformator is consistent with.Such as, if main structure in above-mentioned power transformer to be modeled
Part is winding, iron core, heat exchanger tube and casing, then corresponding model transfers instruction specifically for transferring base
Winding in plinth model library, iron core main body, heat exchanger tube main body, casing main body, core exterior surface, heat exchange
The geometric model such as tube outer surface and box outer surface.
Step S13: utilize above-mentioned model to transfer instruction, transfers corresponding geometric model from basic model storehouse.
Step S14: according to the geometric model transferred out, build the transformation corresponding with power transformer to be modeled
Device model.
Visible, the embodiment of the present invention carries out structuring or destructuring to the component in power transformer in advance
Stress and strain model, and the geometric model that obtain preserves to basic model storehouse, when needs are to yet to be built after dividing
When mould power transformer carries out Geometric Modeling, then from above-mentioned basic model storehouse, transfer corresponding geometric model
Build corresponding transformer model.That is, build when user needs that a certain power transformer is carried out geometry
During mould, it is not necessary to spend substantial amounts of energy to set up the geometric model of each component with growing out of nothing, and only need root
Just the several of a certain power transformer can be quickly obtained according to transferring corresponding geometric model from basic model storehouse
What model；It addition, the embodiment of the present invention is when setting up basic model storehouse, be to winding, iron core main body,
Conservator, gas relay, heat exchanger tube main body and casing main body carry out structured grid division, and to iron core
Outer surface, heat exchange pipe external surface and box outer surface are then by unstructured grid and divide, such net
Lattice division process be conducive to improving follow-up special in heat transmission and oil flow surge to high power capacity power transformer
Simulated effect in terms of property.As fully visible, the embodiment of the present invention achieves and efficiently and rapidly builds electric power change
The purpose of the geometric model of depressor.
The embodiment of the invention discloses the geometric model construction method of a kind of concrete power transformer, relatively
In a upper embodiment, technical scheme has been made further instruction and optimization by the present embodiment.Concrete:
In upper embodiment step S11, the first kind component in power transformer is carried out structured grid
The process divided, specifically includes: utilize ANSYS ICEM CFD Blocking technology, to power transformer
The first kind component of device carries out structured grid division.
It should be noted that ANSYS is a kind of large-scale general finite element analysis software, integrated in this software
ICEM CFD software, wherein, ICEM CFD software is as the CAE pre-processing software of a kind of specialty
(CAE, i.e. Computer Aided Engineering), is widely used in geometric model construction field.
More specifically, in the present embodiment, the winding of power transformer is carried out the mistake of structured grid division
Journey, including: utilize ANSYS ICEM CFD Blocking technology, the winding of power transformer is carried out
All-hexahedral element mesh divides, and retains in this winding the gap between the most adjacent two coil cake models.
Such as, equal to the tap-changing windings in power transformer, high pressure winding, middle pressure winding and low pressure winding
Carry out all-hexahedral element mesh division, and by between two voltage regulation coil cake models the most adjacent in tap-changing windings
Gap be set to 6 millimeters, the gap between two high-tension coil cake models the most adjacent in high pressure winding is set to
4 millimeters, the gap between two intermediate voltage winding cake models the most adjacent in middle pressure winding is set to 4.25 millimeters,
Gap between two low-voltage coil cake models the most adjacent in low pressure winding is set to 4.5 millimeters.
The present embodiment can also utilize ANSYS ICEM CFD Blocking technology equally, to power transformer
Iron core main body, conservator, gas relay, heat exchanger tube main body and casing main body in device carry out full hexahedron
Stress and strain model.
Further, in upper embodiment step S11, the Equations of The Second Kind component in power transformer is carried out non-
The process that structured grid divides, specifically includes: utilize Autoblock method, in power transformer
Equations of The Second Kind component carries out unstructured grid division.Wherein, Autoblock method can control grid very well
Aspect ratio and accurately catch geometric buckling, also can guarantee that along main flow direction and the net in main heat exchange direction simultaneously
Lattice orthogonality, so can meet the temperature boundary layer requirement to body fitted anisotropic mesh, can meet again flowing limit
The interlayer requirement to body fitted anisotropic mesh.
In the model of power transformer to be modeled and for building the model of the power transformer in basic model storehouse
In the case of there are differences, scantling ratio between the two is likely that there are difference, in order to avoid this
The harmful effect that a little differences cause, can carry out corresponding parameter modification to the geometric model taken out,
So that amended geometric model and the actual size structure of corresponding component in power transformer to be modeled
It is consistent.Concrete, in upper embodiment step S14, according to the geometric model transferred out, build with yet to be built
The process of the transformer model that mould power transformer is corresponding, it may include below step S141 to S143；Wherein,
Step S141: provide the user basic model amendment interface, and obtain user and repaiied by basic model
The model modification instruction of reconfiguration mouth input.
It is understood that the essence of above-mentioned basic model amendment interface is exactly a parameter modification interface,
By this interface, the geometric model taken out can be revised accordingly.
Step S142: instruct according to model modification, the geometric model exchanging taking-up is revised accordingly,
So that amended model is consistent with the actual configuration of respective members in power transformer to be modeled.
Step S143: be combined the model after all modifications, obtains and power transformer pair to be modeled
The transformer model answered.
Accordingly, the embodiment of the invention also discloses the geometric model constructing system of a kind of power transformer,
Shown in Figure 2, this system includes:
Basic model builds module 21, in advance the first kind component in power transformer being carried out structure
Change stress and strain model, be correspondingly made available first group of geometric model, and to the Equations of The Second Kind structure in power transformer
Part carries out unstructured grid division, is correspondingly made available second group of geometric model, and by first group of geometry mould
Type and second group of geometric model preserve to basic model storehouse；
Transfer instruction acquisition module 22, be used for providing the user and transfer instruction input interface, obtain user and exist
Treat the model passing through to transfer instruction input interface input during modeling power transformer carries out Geometric Modeling
Transfer instruction；
Module 23 transferred by model, is used for utilizing model to transfer instruction, transfers corresponding from basic model storehouse
Geometric model；
Transformer model builds module 24, for according to the geometric model transferred out, builds and treat modeling electricity
The transformer model that power transformator is corresponding；
Wherein, first kind component includes winding, iron core main body, conservator, gas relay, heat exchanger tube master
Body and casing main body, Equations of The Second Kind component includes core exterior surface, heat exchange pipe external surface and box outer surface.
Visible, the embodiment of the present invention carries out structuring or destructuring to the component in power transformer in advance
Stress and strain model, and the geometric model that obtain preserves to basic model storehouse, when needs are to yet to be built after dividing
When mould power transformer carries out Geometric Modeling, then from above-mentioned basic model storehouse, transfer corresponding geometric model
Build corresponding transformer model.That is, build when user needs that a certain power transformer is carried out geometry
During mould, it is not necessary to spend substantial amounts of energy to set up the geometric model of each component with growing out of nothing, and only need root
Just the several of a certain power transformer can be quickly obtained according to transferring corresponding geometric model from basic model storehouse
What model；It addition, the embodiment of the present invention is when setting up basic model storehouse, be to winding, iron core main body,
Conservator, gas relay, heat exchanger tube main body and casing main body carry out structured grid division, and to iron core
Outer surface, heat exchange pipe external surface and box outer surface are then by unstructured grid and divide, such net
Lattice division process be conducive to improving follow-up special in heat transmission and oil flow surge to high power capacity power transformer
Simulated effect in terms of property.As fully visible, the embodiment of the present invention achieves and efficiently and rapidly builds electric power change
The purpose of the geometric model of depressor.
The embodiment of the invention discloses the geometric model constructing system of a kind of concrete power transformer, relatively
In a upper embodiment, technical scheme has been made further instruction and optimization by the present embodiment.Concrete:
Basic model in a upper embodiment builds module, specifically include first kind model construction submodule and
Equations of The Second Kind model construction submodule；Wherein,
First kind model construction submodule, is used for utilizing ANSYS ICEM CFD Blocking technology, right
The first kind component of power transformer carries out structured grid division；
Equations of The Second Kind model construction submodule, is used for utilizing Autoblock method, in power transformer
Two class A of geometric unitA carry out unstructured grid division.
Concrete, above-mentioned first kind model construction submodule includes: winding model construction unit, for profit
By ANSYS ICEM CFD Blocking technology, the winding of power transformer is carried out all-hexahedral element mesh
Divide, and retain in this winding the gap between the most adjacent two coil cake models.
Further, the transformer model of a upper embodiment builds module and specifically includes amendment instruction acquisition
Module, model modification submodule and model group zygote module；Wherein,
Amendment instruction obtains submodule, is used for providing the user basic model amendment interface, and obtains user
Instructed by the model modification of basic model amendment interface input；
Model modification submodule, for instructing according to model modification, the geometric model exchanging taking-up carries out phase
The amendment answered, so that amended model and the actual configuration phase of respective members in power transformer to be modeled
Symbol；
Model group zygote module, for being combined the model after all modifications, obtains and treats modeling electricity
The transformer model that power transformator is corresponding.
Finally, in addition it is also necessary to explanation, in this article, the relational terms of such as first and second or the like
It is used merely to separate an entity or operation with another entity or operating space, and not necessarily requires
Or imply relation or the order that there is any this reality between these entities or operation.And, art
Language " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability, thus
Make to include that the process of a series of key element, method, article or equipment not only include those key elements, and
Also include other key elements being not expressly set out, or also include for this process, method, article or
The key element that person's equipment is intrinsic.In the case of there is no more restriction, by statement " including ... "
The key element limited, it is not excluded that also deposit in including the process of described key element, method, article or equipment
In other identical element.
Geometric model construction method and system to a kind of power transformer provided by the present invention are carried out above
Being discussed in detail, principle and the embodiment of the present invention are set forth by specific case used herein,
The explanation of above example is only intended to help to understand method and the core concept thereof of the present invention；Meanwhile, right
In one of ordinary skill in the art, according to the thought of the present invention, in detailed description of the invention and range of application
On all will change, in sum, this specification content should not be construed as limitation of the present invention.
Claims (9)
1. the geometric model construction method of a power transformer, it is characterised in that including:
In advance the first kind component in power transformer is carried out structured grid division, be correspondingly made available
One group of geometric model, and the Equations of The Second Kind component in described power transformer is carried out unstructured grid draw
Point, be correspondingly made available second group of geometric model, and by described first group of geometric model and described second group several
What model preserves to basic model storehouse；
Provide the user and transfer instruction input interface, obtain user treat modeling power transformer carry out several
Instruction transferred by the model transferring instruction input interface input described in passing through in what modeling process；
Utilize described model to transfer instruction, from described basic model storehouse, transfer corresponding geometric model；
According to the geometric model transferred out, build the transformator mould corresponding with described power transformer to be modeled
Type；
Wherein, described first kind component includes winding, iron core main body, conservator, gas relay, heat exchange
Tube body and casing main body, described Equations of The Second Kind component includes core exterior surface, heat exchange pipe external surface and casing
Outer surface.
The geometric model construction method of power transformer the most according to claim 1, it is characterised in that
The described process that first kind component in power transformer is carried out structured grid division, including:
Utilize ANSYS ICEM CFD Blocking technology, the first kind component to described power transformer
Carry out structured grid division.
The geometric model construction method of power transformer the most according to claim 2, it is characterised in that
Winding to described power transformer carries out the process of structured grid division, including:
Utilize described ANSYS ICEM CFD Blocking technology, the winding of described power transformer is entered
Row all-hexahedral element mesh divides, and retains in this winding the gap between the most adjacent two coil cake models.
The geometric model construction method of power transformer the most according to claim 1, it is characterised in that
The described process that Equations of The Second Kind component in described power transformer is carried out unstructured grid division, including:
Utilize Autoblock method, the Equations of The Second Kind component in described power transformer is carried out destructuring net
Lattice divide.
5. according to the geometric model construction method of the power transformer described in any one of Claims 1-4,
It is characterized in that, the geometric model that described basis is transferred out, build and described power transformer pair to be modeled
The process of the transformer model answered, including:
Provide the user basic model amendment interface, and obtain user by described basic model amendment interface
The model modification instruction of input；
Instructing according to described model modification, the geometric model exchanging taking-up is revised accordingly, so that repairing
Model after changing is consistent with the actual configuration of respective members in described power transformer to be modeled；
Model after all modifications is combined, obtains the change corresponding with described power transformer to be modeled
Depressor model.
6. the geometric model constructing system of a power transformer, it is characterised in that including:
Basic model builds module, in advance the first kind component in power transformer being carried out structuring
Stress and strain model, is correspondingly made available first group of geometric model, and to the Equations of The Second Kind in described power transformer
Component carries out unstructured grid division, is correspondingly made available second group of geometric model, and by described first group
Geometric model and described second group of geometric model preserve to basic model storehouse；
Transfer instruction acquisition module, be used for providing the user and transfer instruction input interface, obtain user right
Power transformer to be modeled transfers, described in passing through during carrying out Geometric Modeling, the mould that instruction input interface inputs
Instruction transferred by type；
Module transferred by model, is used for utilizing described model to transfer instruction, transfers from described basic model storehouse
Corresponding geometric model；
Transformer model builds module, for according to the geometric model transferred out, builds and models with described waiting
The transformer model that power transformer is corresponding；
Wherein, described first kind component includes winding, iron core main body, conservator, gas relay, heat exchange
Tube body and casing main body, described Equations of The Second Kind component includes core exterior surface, heat exchange pipe external surface and casing
Outer surface.
The geometric model constructing system of power transformer the most according to claim 6, it is characterised in that
Described basic model builds module, including:
First kind model construction submodule, is used for utilizing ANSYS ICEM CFD Blocking technology, right
The first kind component of described power transformer carries out structured grid division；
Equations of The Second Kind model construction submodule, is used for utilizing Autoblock method, in described power transformer
Equations of The Second Kind component carry out unstructured grid division.
The geometric model constructing system of power transformer the most according to claim 7, it is characterised in that
Described first kind model construction submodule includes:
Winding model construction unit, is used for utilizing described ANSYS ICEM CFD Blocking technology, right
The winding of described power transformer carries out all-hexahedral element mesh division, and retains in this winding the most adjacent two
Gap between coil cake model.
9. according to the geometric model constructing system of the power transformer described in any one of claim 6 to 8,
It is characterized in that, described transformer model builds module and includes:
Amendment instruction obtains submodule, is used for providing the user basic model amendment interface, and obtains user
Instructed by the model modification of described basic model amendment interface input；
Model modification submodule, for instructing according to described model modification, the geometric model exchanging taking-up enters
The corresponding amendment of row, so that amended model and the reality of respective members in described power transformer to be modeled
Border structure is consistent；
Model group zygote module, for being combined the model after all modifications, obtains yet to be built with described
The transformer model that mould power transformer is corresponding.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107330162A (en) * | 2017-06-13 | 2017-11-07 | 电子科技大学 | For the mesh generation and information acquisition method of non-curved boundary two dimensional model |
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| CN107451351B (en) * | 2017-07-26 | 2020-10-16 | 国家电网公司 | Method and device for analyzing influence of iron core fragments on performance of amorphous alloy transformer |
| CN109977549A (en) * | 2019-03-27 | 2019-07-05 | 成都安世亚太科技有限公司 | A kind of novel vertoro thermal model processing method |
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