CN106121267B - Substation concentrates maintenance storage storehouse construction method - Google Patents
Substation concentrates maintenance storage storehouse construction method Download PDFInfo
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- CN106121267B CN106121267B CN201610581074.8A CN201610581074A CN106121267B CN 106121267 B CN106121267 B CN 106121267B CN 201610581074 A CN201610581074 A CN 201610581074A CN 106121267 B CN106121267 B CN 106121267B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
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Abstract
The invention discloses substations to concentrate maintenance storage storehouse construction method, includes the following steps：(1) by CAD, building substation concentrates maintenance storage storehouse structural model；(2) it concentrates maintenance storage storehouse structural model to carry out the degree of injury under Blast Loads the substation to assess；(3) site operation is carried out, maintenance storage storehouse structural model is concentrated according to the qualified substation of assessment, carries out the assembled in situ of assembled girder steel frame structure and fixing assembling formula steel girder frame structure on ground；(4) assembly connection of wallboard and roof is carried out；(5) maintenance storage storehouse is concentrated to check the substation assembled.Storage storehouse after present invention construction is easy to disassemble and carries, highly-safe；Door body is used for the discrepancy of staff, and light inlet window is used to penetrate light within doors.
Description
Technical field
The present invention relates to power equipment maintenance technology fields, and in particular to substation concentrates maintenance storage storehouse construction party
Method.
Background technique
It concentrates in maintenance process in substation, especially in large-scale substation upkeep operation, needs to configure a large amount of, mostly special
Industry, different classes of maintenance Work tool and various test apparatuses, standby redundancy, consumptive material etc..Have in substation fixed
Storehouse is concentrated in upkeep operation, and required various articles are all deposited in the inside, and one side article is numerous, and when use is unfavorable for searching
And carrying；On the other hand since service area is vast, device distribution to be checked is wide, work surface is more, it has not been convenient to the neck of article when using
It takes and the bad weathers such as scene storage, especially sleet sky, is unfavorable for the placement of After Hours article.It in the related technology, is solution
The above problem, using assembling method construct storage storehouse, however by this method construct storage storehouse, antiknock security performance compared with
Difference, there are biggish security risks.
Summary of the invention
In view of the above-mentioned problems, the present invention, which provides substation, concentrates maintenance storage storehouse construction method.
The purpose of the present invention is realized using following technical scheme：
Substation concentrates maintenance storage storehouse construction method, includes the following steps：
For Step1 by CAD, Primary Construction substation concentrates maintenance storage storeroom structure, the substation
Concentrating maintenance storage storeroom structure includes assembled girder steel frame structure, and the bottom of assembled girder steel frame structure is detachably fixed
On the ground, it is removably connected with wallboard between two girder steels of assembled girder steel frame structure, panel tops are removably connected with
Roof is designed assembled girder steel frame structure wherein a facing-wall board is equipped with door body and light inlet window, and just by design
Walk determine assembled girder steel frame structure, wallboard, roof every structural parameters, be finally built into substation concentrate maintenance storage
Storeroom structure model；
Step2 concentrates maintenance storage storehouse structural model to carry out the degree of injury under Blast Loads the substation
Assessment, if assessment is unqualified, is designed adjustment, and adjustment assembly formula steel girder frame to the assembled girder steel frame structure of design
Structure, wallboard, roof every structural parameters, until assessment is qualified；
Step3 carries out site operation, concentrates maintenance storage storehouse structural model according to the qualified substation of assessment, is filled
Assembled in situ with formula steel girder frame structure and fixing assembling formula steel girder frame structure are on ground；
The assembly connection of Step4 progress wallboard and roof；
Step5 concentrates maintenance storage storehouse to check the substation assembled.
Beneficial effects of the present invention are：Assembled girder steel frame structure, wallboard, roof are detachably connected, easy to disassemble
And carrying；Door body is used for the discrepancy of staff, and light inlet window is used to penetrate light within doors；Maintenance storehouse is concentrated to the substation
Storage cavern room structural model carries out the degree of injury assessment under Blast Loads, improves substation and concentrates maintenance storage storehouse
Safety.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings, but the application scenarios in attached drawing are not constituted to any limit of the invention
System, for those of ordinary skill in the art, without creative efforts, can also obtain according to the following drawings
Other attached drawings.
Fig. 1 is that substation concentrates maintenance storage storehouse construction method flow diagram；
Fig. 2 is that maintenance storage storehouse structural model is concentrated to carry out the degree of injury assessment under Blast Loads to substation
Flow diagram.
Specific embodiment
In conjunction with following application scenarios, the invention will be further described.
Application scenarios 1
Referring to Fig. 1, Fig. 2, the substation of one embodiment in this application scene concentrates maintenance storage storehouse construction method,
Include the following steps：
For Step1 by CAD, Primary Construction substation concentrates maintenance storage storeroom structure, the substation
Concentrating maintenance storage storeroom structure includes assembled girder steel frame structure, and the bottom of assembled girder steel frame structure is detachably fixed
On the ground, it is removably connected with wallboard between two girder steels of assembled girder steel frame structure, panel tops are removably connected with
Roof is designed assembled girder steel frame structure wherein a facing-wall board is equipped with door body and light inlet window, and just by design
Walk determine assembled girder steel frame structure, wallboard, roof every structural parameters, be finally built into substation concentrate maintenance storage
Storeroom structure model；
Step2 concentrates maintenance storage storehouse structural model to carry out the degree of injury under Blast Loads the substation
Assessment, if assessment is unqualified, is designed adjustment, and adjustment assembly formula steel girder frame to the assembled girder steel frame structure of design
Structure, wallboard, roof every structural parameters, until assessment is qualified；
Step3 carries out site operation, concentrates maintenance storage storehouse structural model according to the qualified substation of assessment, is filled
Assembled in situ with formula steel girder frame structure and fixing assembling formula steel girder frame structure are on ground；
The assembly connection of Step4 progress wallboard and roof；
Step5 concentrates maintenance storage storehouse to check the substation assembled.
The above embodiment of the present invention assembled girder steel frame structure, wallboard, roof are detachably connected, easy to disassemble and remove
Fortune；Door body is used for the discrepancy of staff, and light inlet window is used to penetrate light within doors；Maintenance storehouse is concentrated to the substation
Room structural model carries out the degree of injury assessment under Blast Loads, improves the safety that substation concentrates maintenance storage storehouse
Property.
Preferably, the wallboard, roof and door body are all made of light-duty material and are made.This preferred embodiment reduces substation
The weight for concentrating maintenance storage storehouse, is easily portable.
Preferably, the roof includes two pieces of top plates being arranged on four support columns, two pieces of roof symmetric setting middle parts
Snapping is integrated, and the low formation eaves structure in the high both sides in middle part, two pieces of top plate lower parts are snapped connection with the panel tops.This is preferably
Embodiment is provided with the connection type of eaves structure and eaves structure and wallboard, simplifies substation and concentrates maintenance storage storehouse
Structure.
Preferably, maintenance storage storehouse structural model is concentrated to carry out the damage journey under Blast Loads the substation
Degree assessment, includes the following steps：
Step1 concentrates maintenance storage storehouse structural model default the substation with finite element software LS-DYNA
Dynamic response under Blast Loads carries out numerical simulation and data processing, determines that substation concentrates maintenance storage storeroom structure
The most strong region of dynamic response in model；
Step2 determines that substation concentrates maintenance storage storehouse structural model in the most strong region of the dynamic response
Main member establishes the three-dimensional finite element model of main member；
Step3 calculates the vertical carrying of residue of the main member under Blast Loads by display dynamics analysis software
Power carries out degree of injury assessment to main member by MATLAB, lesion assessment coefficient ψ is arranged, it is contemplated that warm under explosive load
Spend influence to structural behaviour parameter, introduce temperature correction coefficient K, the value range of K by test acquire for [0.91,
0.99], it is contemplated that structure introduces fatigue exponent L using the influence to structural behaviour parameter：
Wherein, SiFor the remaining life of i-th of main member, QiFor the design service life of i-th of main member, σ
For the tired factor, the value range of σ is [0.1,0.3], and N indicates the number for the main member having；
The calculation formula of lesion assessment coefficient ψ is：
Wherein, T1For setting expression main member after Blast Loads be in minor injury when extent of the destruction threshold
Value, T1∈ [0,0.2],The remaining vertical bearing capacity for being i-th of main member under Blast Loads, PiIt is main for i-th
The design vertical bearing capacity of component is wanted, N indicates the number for the main member having,It is i-th of main member in explosive load
Maximum displacement under effect, T2For setting expression main member after Blast Loads be in minor injury when critical potential
Shifting value；
If lesion assessment coefficient ψ<When 0, substation concentrates maintenance storage storehouse structural model to meet design requirement, if damage
When metewand ψ >=0, maintenance storage storeroom structure need to be concentrated to be designed substation again.
This preferred embodiment concentrates maintenance storage storehouse structural model to carry out under Blast Loads the substation
Degree of injury assessment improves the capability of antidetonance that substation concentrates maintenance storage storehouse；Using the damage under Blast Loads
Hurt degree assessment method building substation and concentrate maintenance storage storehouse structural model, realizes the quantitative control design case to structure,
Appraisal procedure is simple, improves the speed of design, and applicability is wide, and in the degree of injury assessment under Blast Loads,
Temperature correction coefficient is introduced, the reliability of design is increased, introduces fatigue exponent, so that design more closer to reality situation.
Preferably, the remaining vertical bearing capacity for calculating main member under Blast Loads, includes the following steps：
The top surface of Step1 toward main member slowly applies vertical load, simulates the practical vertical load born of main member,
The vertical load is the 20% of the design vertical bearing capacity of main member；
Step2 applies preset explosive load in the front surface of main member, and analytical calculation obtains the complete of main member
Power response procedure, wherein definition structure has reached static(al) when the speed of all nodes on main member is lower than 0.1m/s
Balance stops analytical calculation；
Step3 all forces the speed of all nodes of main member to be set as 0, applies again to the top surface of main member
Vertical force is collapsed up to main member, obtains the vertical force-displacement curve of main member after explosive load damage, according to described perpendicular
The remaining vertical bearing capacity of main member is obtained to force-displacement curve.
This preferred embodiment increases the reliability of design.
Preferably, before carrying out degree of injury assessment to main member, other disturbance bring interference are first excluded, if other
Disturbance is H to the damage of building bring, interference threshold G is introduced, if H>G then first is excluded to carry out damaging again to comment to interference
Estimate.
This preferred embodiment introduces interference threshold before degree of injury assessment, and other disturbances are excluded, and increases design
Reliability so that design more closer to reality situation.
This application scene takes σ=0.1, and desin speed is opposite to improve 15%, and DESIGN RELIABILITY is opposite to improve 10%.
Application scenarios 2
Referring to Fig. 1, Fig. 2, the substation of one embodiment in this application scene concentrates maintenance storage storehouse construction method,
Include the following steps：
For Step1 by CAD, Primary Construction substation concentrates maintenance storage storeroom structure, the substation
Concentrating maintenance storage storeroom structure includes assembled girder steel frame structure, and the bottom of assembled girder steel frame structure is detachably fixed
On the ground, it is removably connected with wallboard between two girder steels of assembled girder steel frame structure, panel tops are removably connected with
Roof is designed assembled girder steel frame structure wherein a facing-wall board is equipped with door body and light inlet window, and just by design
Walk determine assembled girder steel frame structure, wallboard, roof every structural parameters, be finally built into substation concentrate maintenance storage
Storeroom structure model；
Step2 concentrates maintenance storage storehouse structural model to carry out the degree of injury under Blast Loads the substation
Assessment, if assessment is unqualified, is designed adjustment, and adjustment assembly formula steel girder frame to the assembled girder steel frame structure of design
Structure, wallboard, roof every structural parameters, until assessment is qualified；
Step3 carries out site operation, concentrates maintenance storage storehouse structural model according to the qualified substation of assessment, is filled
Assembled in situ with formula steel girder frame structure and fixing assembling formula steel girder frame structure are on ground；
The assembly connection of Step4 progress wallboard and roof；
Step5 concentrates maintenance storage storehouse to check the substation assembled.
The above embodiment of the present invention assembled girder steel frame structure, wallboard, roof are detachably connected, easy to disassemble and remove
Fortune；Door body is used for the discrepancy of staff, and light inlet window is used to penetrate light within doors；Maintenance storehouse is concentrated to the substation
Room structural model carries out the degree of injury assessment under Blast Loads, improves the safety that substation concentrates maintenance storage storehouse
Property.
Preferably, the wallboard, roof and door body are all made of light-duty material and are made.This preferred embodiment reduces substation
The weight for concentrating maintenance storage storehouse, is easily portable.
Preferably, the roof includes two pieces of top plates being arranged on four support columns, two pieces of roof symmetric setting middle parts
Snapping is integrated, and the low formation eaves structure in the high both sides in middle part, two pieces of top plate lower parts are snapped connection with the panel tops.This is preferably
Embodiment is provided with the connection type of eaves structure and eaves structure and wallboard, simplifies substation and concentrates maintenance storage storehouse
Structure.
Preferably, maintenance storage storehouse structural model is concentrated to carry out the damage journey under Blast Loads the substation
Degree assessment, includes the following steps：
Step1 concentrates maintenance storage storehouse structural model default the substation with finite element software LS-DYNA
Dynamic response under Blast Loads carries out numerical simulation and data processing, determines that substation concentrates maintenance storage storeroom structure
The most strong region of dynamic response in model；
Step2 determines that substation concentrates maintenance storage storehouse structural model in the most strong region of the dynamic response
Main member establishes the three-dimensional finite element model of main member；
Step3 calculates the vertical carrying of residue of the main member under Blast Loads by display dynamics analysis software
Power carries out degree of injury assessment to main member by MATLAB, lesion assessment coefficient ψ is arranged, it is contemplated that warm under explosive load
Spend influence to structural behaviour parameter, introduce temperature correction coefficient K, the value range of K by test acquire for [0.91,
0.99], it is contemplated that structure introduces fatigue exponent L using the influence to structural behaviour parameter：
Wherein, SiFor the remaining life of i-th of main member, QiFor the design service life of i-th of main member, σ
For the tired factor, the value range of σ is [0.1,0.3], and N indicates the number for the main member having；
The calculation formula of lesion assessment coefficient ψ is：
Wherein, T1For setting expression main member after Blast Loads be in minor injury when extent of the destruction threshold
Value, T1∈ [0,0.2],The remaining vertical bearing capacity for being i-th of main member under Blast Loads, PiIt is main for i-th
The design vertical bearing capacity of component is wanted, N indicates the number for the main member having,It is i-th of main member in explosive load
Maximum displacement under effect, T2For setting expression main member after Blast Loads be in minor injury when critical potential
Shifting value；
If lesion assessment coefficient ψ<When 0, substation concentrates maintenance storage storehouse structural model to meet design requirement, if damage
When metewand ψ >=0, maintenance storage storeroom structure need to be concentrated to be designed substation again.
This preferred embodiment concentrates maintenance storage storehouse structural model to carry out under Blast Loads the substation
Degree of injury assessment improves the capability of antidetonance that substation concentrates maintenance storage storehouse；Using the damage under Blast Loads
Hurt degree assessment method building substation and concentrate maintenance storage storehouse structural model, realizes the quantitative control design case to structure,
Appraisal procedure is simple, improves the speed of design, and applicability is wide, and in the degree of injury assessment under Blast Loads,
Temperature correction coefficient is introduced, the reliability of design is increased, introduces fatigue exponent, so that design more closer to reality situation.
Preferably, the remaining vertical bearing capacity for calculating main member under Blast Loads, includes the following steps：
The top surface of Step1 toward main member slowly applies vertical load, simulates the practical vertical load born of main member,
The vertical load is the 20% of the design vertical bearing capacity of main member；
Step2 applies preset explosive load in the front surface of main member, and analytical calculation obtains the complete of main member
Power response procedure, wherein definition structure has reached static(al) when the speed of all nodes on main member is lower than 0.1m/s
Balance stops analytical calculation；
Step3 all forces the speed of all nodes of main member to be set as 0, applies again to the top surface of main member
Vertical force is collapsed up to main member, obtains the vertical force-displacement curve of main member after explosive load damage, according to described perpendicular
The remaining vertical bearing capacity of main member is obtained to force-displacement curve.
This preferred embodiment increases the reliability of design.
Preferably, before carrying out degree of injury assessment to main member, other disturbance bring interference are first excluded, if other
Disturbance is H to the damage of building bring, interference threshold G is introduced, if H>G then first is excluded to carry out damaging again to comment to interference
Estimate.
This preferred embodiment introduces interference threshold before degree of injury assessment, and other disturbances are excluded, and increases design
Reliability so that design more closer to reality situation.
This application scene takes σ=0.15, and desin speed is opposite to improve 12%, and DESIGN RELIABILITY is opposite to improve 8%.
Application scenarios 3
Referring to Fig. 1, Fig. 2, the substation of one embodiment in this application scene concentrates maintenance storage storehouse construction method,
Include the following steps：
For Step1 by CAD, Primary Construction substation concentrates maintenance storage storeroom structure, the substation
Concentrating maintenance storage storeroom structure includes assembled girder steel frame structure, and the bottom of assembled girder steel frame structure is detachably fixed
On the ground, it is removably connected with wallboard between two girder steels of assembled girder steel frame structure, panel tops are removably connected with
Roof is designed assembled girder steel frame structure wherein a facing-wall board is equipped with door body and light inlet window, and just by design
Walk determine assembled girder steel frame structure, wallboard, roof every structural parameters, be finally built into substation concentrate maintenance storage
Storeroom structure model；
Step2 concentrates maintenance storage storehouse structural model to carry out the degree of injury under Blast Loads the substation
Assessment, if assessment is unqualified, is designed adjustment, and adjustment assembly formula steel girder frame to the assembled girder steel frame structure of design
Structure, wallboard, roof every structural parameters, until assessment is qualified；
Step3 carries out site operation, concentrates maintenance storage storehouse structural model according to the qualified substation of assessment, is filled
Assembled in situ with formula steel girder frame structure and fixing assembling formula steel girder frame structure are on ground；
The assembly connection of Step4 progress wallboard and roof；
Step5 concentrates maintenance storage storehouse to check the substation assembled.
The above embodiment of the present invention assembled girder steel frame structure, wallboard, roof are detachably connected, easy to disassemble and remove
Fortune；Door body is used for the discrepancy of staff, and light inlet window is used to penetrate light within doors；Maintenance storehouse is concentrated to the substation
Room structural model carries out the degree of injury assessment under Blast Loads, improves the safety that substation concentrates maintenance storage storehouse
Property.
Preferably, the wallboard, roof and door body are all made of light-duty material and are made.This preferred embodiment reduces substation
The weight for concentrating maintenance storage storehouse, is easily portable.
Preferably, the roof includes two pieces of top plates being arranged on four support columns, two pieces of roof symmetric setting middle parts
Snapping is integrated, and the low formation eaves structure in the high both sides in middle part, two pieces of top plate lower parts are snapped connection with the panel tops.This is preferably
Embodiment is provided with the connection type of eaves structure and eaves structure and wallboard, simplifies substation and concentrates maintenance storage storehouse
Structure.
Preferably, maintenance storage storehouse structural model is concentrated to carry out the damage journey under Blast Loads the substation
Degree assessment, includes the following steps：
Step1 concentrates maintenance storage storehouse structural model default the substation with finite element software LS-DYNA
Dynamic response under Blast Loads carries out numerical simulation and data processing, determines that substation concentrates maintenance storage storeroom structure
The most strong region of dynamic response in model；
Step2 determines that substation concentrates maintenance storage storehouse structural model in the most strong region of the dynamic response
Main member establishes the three-dimensional finite element model of main member；
Step3 calculates the vertical carrying of residue of the main member under Blast Loads by display dynamics analysis software
Power carries out degree of injury assessment to main member by MATLAB, lesion assessment coefficient ψ is arranged, it is contemplated that warm under explosive load
Spend influence to structural behaviour parameter, introduce temperature correction coefficient K, the value range of K by test acquire for [0.91,
0.99], it is contemplated that structure introduces fatigue exponent L using the influence to structural behaviour parameter：
Wherein, SiFor the remaining life of i-th of main member, QiFor the design service life of i-th of main member, σ
For the tired factor, the value range of σ is [0.1,0.3], and N indicates the number for the main member having；
The calculation formula of lesion assessment coefficient ψ is：
Wherein, T1For setting expression main member after Blast Loads be in minor injury when extent of the destruction threshold
Value, T1∈ [0,0.2],The remaining vertical bearing capacity for being i-th of main member under Blast Loads, PiIt is main for i-th
The design vertical bearing capacity of component is wanted, N indicates the number for the main member having,It is i-th of main member in explosive load
Maximum displacement under effect, T2For setting expression main member after Blast Loads be in minor injury when critical potential
Shifting value；
If lesion assessment coefficient ψ<When 0, substation concentrates maintenance storage storehouse structural model to meet design requirement, if damage
When metewand ψ >=0, maintenance storage storeroom structure need to be concentrated to be designed substation again.
This preferred embodiment concentrates maintenance storage storehouse structural model to carry out under Blast Loads the substation
Degree of injury assessment improves the capability of antidetonance that substation concentrates maintenance storage storehouse；Using the damage under Blast Loads
Hurt degree assessment method building substation and concentrate maintenance storage storehouse structural model, realizes the quantitative control design case to structure,
Appraisal procedure is simple, improves the speed of design, and applicability is wide, and in the degree of injury assessment under Blast Loads,
Temperature correction coefficient is introduced, the reliability of design is increased, introduces fatigue exponent, so that design more closer to reality situation.
Preferably, the remaining vertical bearing capacity for calculating main member under Blast Loads, includes the following steps：
The top surface of Step1 toward main member slowly applies vertical load, simulates the practical vertical load born of main member,
The vertical load is the 20% of the design vertical bearing capacity of main member；
Step2 applies preset explosive load in the front surface of main member, and analytical calculation obtains the complete of main member
Power response procedure, wherein definition structure has reached static(al) when the speed of all nodes on main member is lower than 0.1m/s
Balance stops analytical calculation；
Step3 all forces the speed of all nodes of main member to be set as 0, applies again to the top surface of main member
Vertical force is collapsed up to main member, obtains the vertical force-displacement curve of main member after explosive load damage, according to described perpendicular
The remaining vertical bearing capacity of main member is obtained to force-displacement curve.
This preferred embodiment increases the reliability of design.
Preferably, before carrying out degree of injury assessment to main member, other disturbance bring interference are first excluded, if other
Disturbance is H to the damage of building bring, interference threshold G is introduced, if H>G then first is excluded to carry out damaging again to comment to interference
Estimate.
This preferred embodiment introduces interference threshold before degree of injury assessment, and other disturbances are excluded, and increases design
Reliability so that design more closer to reality situation.
This application scene takes σ=0.2, and desin speed is opposite to improve 14%, and DESIGN RELIABILITY is opposite to improve 12%.
Application scenarios 4
Referring to Fig. 1, Fig. 2, the substation of one embodiment in this application scene concentrates maintenance storage storehouse construction method,
Include the following steps：
For Step1 by CAD, Primary Construction substation concentrates maintenance storage storeroom structure, the substation
Concentrating maintenance storage storeroom structure includes assembled girder steel frame structure, and the bottom of assembled girder steel frame structure is detachably fixed
On the ground, it is removably connected with wallboard between two girder steels of assembled girder steel frame structure, panel tops are removably connected with
Roof is designed assembled girder steel frame structure wherein a facing-wall board is equipped with door body and light inlet window, and just by design
Walk determine assembled girder steel frame structure, wallboard, roof every structural parameters, be finally built into substation concentrate maintenance storage
Storeroom structure model；
Step2 concentrates maintenance storage storehouse structural model to carry out the degree of injury under Blast Loads the substation
Assessment, if assessment is unqualified, is designed adjustment, and adjustment assembly formula steel girder frame to the assembled girder steel frame structure of design
Structure, wallboard, roof every structural parameters, until assessment is qualified；
Step3 carries out site operation, concentrates maintenance storage storehouse structural model according to the qualified substation of assessment, is filled
Assembled in situ with formula steel girder frame structure and fixing assembling formula steel girder frame structure are on ground；
The assembly connection of Step4 progress wallboard and roof；
Step5 concentrates maintenance storage storehouse to check the substation assembled.
The above embodiment of the present invention assembled girder steel frame structure, wallboard, roof are detachably connected, easy to disassemble and remove
Fortune；Door body is used for the discrepancy of staff, and light inlet window is used to penetrate light within doors；Maintenance storehouse is concentrated to the substation
Room structural model carries out the degree of injury assessment under Blast Loads, improves the safety that substation concentrates maintenance storage storehouse
Property.
Preferably, the wallboard, roof and door body are all made of light-duty material and are made.This preferred embodiment reduces substation
The weight for concentrating maintenance storage storehouse, is easily portable.
Preferably, the roof includes two pieces of top plates being arranged on four support columns, two pieces of roof symmetric setting middle parts
Snapping is integrated, and the low formation eaves structure in the high both sides in middle part, two pieces of top plate lower parts are snapped connection with the panel tops.This is preferably
Embodiment is provided with the connection type of eaves structure and eaves structure and wallboard, simplifies substation and concentrates maintenance storage storehouse
Structure.
Preferably, maintenance storage storehouse structural model is concentrated to carry out the damage journey under Blast Loads the substation
Degree assessment, includes the following steps：
Step1 concentrates maintenance storage storehouse structural model default the substation with finite element software LS-DYNA
Dynamic response under Blast Loads carries out numerical simulation and data processing, determines that substation concentrates maintenance storage storeroom structure
The most strong region of dynamic response in model；
Step2 determines that substation concentrates maintenance storage storehouse structural model in the most strong region of the dynamic response
Main member establishes the three-dimensional finite element model of main member；
Step3 calculates the vertical carrying of residue of the main member under Blast Loads by display dynamics analysis software
Power carries out degree of injury assessment to main member by MATLAB, lesion assessment coefficient ψ is arranged, it is contemplated that warm under explosive load
Spend influence to structural behaviour parameter, introduce temperature correction coefficient K, the value range of K by test acquire for [0.91,
0.99], it is contemplated that structure introduces fatigue exponent L using the influence to structural behaviour parameter：
Wherein, SiFor the remaining life of i-th of main member, QiFor the design service life of i-th of main member, σ
For the tired factor, the value range of σ is [0.1,0.3], and N indicates the number for the main member having；
The calculation formula of lesion assessment coefficient ψ is：
Wherein, T1For setting expression main member after Blast Loads be in minor injury when extent of the destruction threshold
Value, T1∈ [0,0.2],The remaining vertical bearing capacity for being i-th of main member under Blast Loads, PiIt is main for i-th
The design vertical bearing capacity of component is wanted, N indicates the number for the main member having,It is i-th of main member in explosive load
Maximum displacement under effect, T2For setting expression main member after Blast Loads be in minor injury when critical potential
Shifting value；
If lesion assessment coefficient ψ<When 0, substation concentrates maintenance storage storehouse structural model to meet design requirement, if damage
When metewand ψ >=0, maintenance storage storeroom structure need to be concentrated to be designed substation again.
This preferred embodiment concentrates maintenance storage storehouse structural model to carry out under Blast Loads the substation
Degree of injury assessment improves the capability of antidetonance that substation concentrates maintenance storage storehouse；Using the damage under Blast Loads
Hurt degree assessment method building substation and concentrate maintenance storage storehouse structural model, realizes the quantitative control design case to structure,
Appraisal procedure is simple, improves the speed of design, and applicability is wide, and in the degree of injury assessment under Blast Loads,
Temperature correction coefficient is introduced, the reliability of design is increased, introduces fatigue exponent, so that design more closer to reality situation.
Preferably, the remaining vertical bearing capacity for calculating main member under Blast Loads, includes the following steps：
The top surface of Step1 toward main member slowly applies vertical load, simulates the practical vertical load born of main member,
The vertical load is the 20% of the design vertical bearing capacity of main member；
Step2 applies preset explosive load in the front surface of main member, and analytical calculation obtains the complete of main member
Power response procedure, wherein definition structure has reached static(al) when the speed of all nodes on main member is lower than 0.1m/s
Balance stops analytical calculation；
Step3 all forces the speed of all nodes of main member to be set as 0, applies again to the top surface of main member
Vertical force is collapsed up to main member, obtains the vertical force-displacement curve of main member after explosive load damage, according to described perpendicular
The remaining vertical bearing capacity of main member is obtained to force-displacement curve.
This preferred embodiment increases the reliability of design.
Preferably, before carrying out degree of injury assessment to main member, other disturbance bring interference are first excluded, if other
Disturbance is H to the damage of building bring, interference threshold G is introduced, if H>G then first is excluded to carry out damaging again to comment to interference
Estimate.
This preferred embodiment introduces interference threshold before degree of injury assessment, and other disturbances are excluded, and increases design
Reliability so that design more closer to reality situation.
This application scene takes σ=0.25, and desin speed is opposite to improve 15%, and DESIGN RELIABILITY is opposite to improve 12%.
Application scenarios 5
Referring to Fig. 1, Fig. 2, the substation of one embodiment in this application scene concentrates maintenance storage storehouse construction method,
Include the following steps：
For Step1 by CAD, Primary Construction substation concentrates maintenance storage storeroom structure, the substation
Concentrating maintenance storage storeroom structure includes assembled girder steel frame structure, and the bottom of assembled girder steel frame structure is detachably fixed
On the ground, it is removably connected with wallboard between two girder steels of assembled girder steel frame structure, panel tops are removably connected with
Roof is designed assembled girder steel frame structure wherein a facing-wall board is equipped with door body and light inlet window, and just by design
Walk determine assembled girder steel frame structure, wallboard, roof every structural parameters, be finally built into substation concentrate maintenance storage
Storeroom structure model；
Step2 concentrates maintenance storage storehouse structural model to carry out the degree of injury under Blast Loads the substation
Assessment, if assessment is unqualified, is designed adjustment, and adjustment assembly formula steel girder frame to the assembled girder steel frame structure of design
Structure, wallboard, roof every structural parameters, until assessment is qualified；
Step3 carries out site operation, concentrates maintenance storage storehouse structural model according to the qualified substation of assessment, is filled
Assembled in situ with formula steel girder frame structure and fixing assembling formula steel girder frame structure are on ground；
The assembly connection of Step4 progress wallboard and roof；
Step5 concentrates maintenance storage storehouse to check the substation assembled.
The above embodiment of the present invention assembled girder steel frame structure, wallboard, roof are detachably connected, easy to disassemble and remove
Fortune；Door body is used for the discrepancy of staff, and light inlet window is used to penetrate light within doors；Maintenance storehouse is concentrated to the substation
Room structural model carries out the degree of injury assessment under Blast Loads, improves the safety that substation concentrates maintenance storage storehouse
Property.
Preferably, the wallboard, roof and door body are all made of light-duty material and are made.This preferred embodiment reduces substation
The weight for concentrating maintenance storage storehouse, is easily portable.
Preferably, the roof includes two pieces of top plates being arranged on four support columns, two pieces of roof symmetric setting middle parts
Snapping is integrated, and the low formation eaves structure in the high both sides in middle part, two pieces of top plate lower parts are snapped connection with the panel tops.This is preferably
Embodiment is provided with the connection type of eaves structure and eaves structure and wallboard, simplifies substation and concentrates maintenance storage storehouse
Structure.
Preferably, maintenance storage storehouse structural model is concentrated to carry out the damage journey under Blast Loads the substation
Degree assessment, includes the following steps：
Step1 concentrates maintenance storage storehouse structural model default the substation with finite element software LS-DYNA
Dynamic response under Blast Loads carries out numerical simulation and data processing, determines that substation concentrates maintenance storage storeroom structure
The most strong region of dynamic response in model；
Step2 determines that substation concentrates maintenance storage storehouse structural model in the most strong region of the dynamic response
Main member establishes the three-dimensional finite element model of main member；
Step3 calculates the vertical carrying of residue of the main member under Blast Loads by display dynamics analysis software
Power carries out degree of injury assessment to main member by MATLAB, lesion assessment coefficient ψ is arranged, it is contemplated that warm under explosive load
Spend influence to structural behaviour parameter, introduce temperature correction coefficient K, the value range of K by test acquire for [0.91,
0.99], it is contemplated that structure introduces fatigue exponent L using the influence to structural behaviour parameter：
Wherein, SiFor the remaining life of i-th of main member, QiFor the design service life of i-th of main member, σ
For the tired factor, the value range of σ is [0.1,0.3], and N indicates the number for the main member having；
The calculation formula of lesion assessment coefficient ψ is：
Wherein, T1For setting expression main member after Blast Loads be in minor injury when extent of the destruction threshold
Value, T1∈ [0,0.2],The remaining vertical bearing capacity for being i-th of main member under Blast Loads, PiIt is main for i-th
The design vertical bearing capacity of component is wanted, N indicates the number for the main member having,It is i-th of main member in explosive load
Maximum displacement under effect, T2For setting expression main member after Blast Loads be in minor injury when critical potential
Shifting value；
If lesion assessment coefficient ψ<When 0, substation concentrates maintenance storage storehouse structural model to meet design requirement, if damage
When metewand ψ >=0, maintenance storage storeroom structure need to be concentrated to be designed substation again.
This preferred embodiment concentrates maintenance storage storehouse structural model to carry out under Blast Loads the substation
Degree of injury assessment improves the capability of antidetonance that substation concentrates maintenance storage storehouse；Using the damage under Blast Loads
Hurt degree assessment method building substation and concentrate maintenance storage storehouse structural model, realizes the quantitative control design case to structure,
Appraisal procedure is simple, improves the speed of design, and applicability is wide, and in the degree of injury assessment under Blast Loads,
Temperature correction coefficient is introduced, the reliability of design is increased, introduces fatigue exponent, so that design more closer to reality situation.
Preferably, the remaining vertical bearing capacity for calculating main member under Blast Loads, includes the following steps：
The top surface of Step1 toward main member slowly applies vertical load, simulates the practical vertical load born of main member,
The vertical load is the 20% of the design vertical bearing capacity of main member；
Step2 applies preset explosive load in the front surface of main member, and analytical calculation obtains the complete of main member
Power response procedure, wherein definition structure has reached static(al) when the speed of all nodes on main member is lower than 0.1m/s
Balance stops analytical calculation；
Step3 all forces the speed of all nodes of main member to be set as 0, applies again to the top surface of main member
Vertical force is collapsed up to main member, obtains the vertical force-displacement curve of main member after explosive load damage, according to described perpendicular
The remaining vertical bearing capacity of main member is obtained to force-displacement curve.
This preferred embodiment increases the reliability of design.
Preferably, before carrying out degree of injury assessment to main member, other disturbance bring interference are first excluded, if other
Disturbance is H to the damage of building bring, interference threshold G is introduced, if H>G then first is excluded to carry out damaging again to comment to interference
Estimate.
This preferred embodiment introduces interference threshold before degree of injury assessment, and other disturbances are excluded, and increases design
Reliability so that design more closer to reality situation.
This application scene takes σ=0.3, and desin speed is opposite to improve 10%, and DESIGN RELIABILITY is opposite to improve 12%.
Finally it should be noted that use above scene is merely illustrative of the technical solution of the present invention, rather than to the present invention
The limitation of protection scope, although being explained in detail referring to preferred application scene to the present invention, the ordinary skill people of this field
Member is it should be appreciated that can be with modification or equivalent replacement of the technical solution of the present invention are made, without departing from technical solution of the present invention
Spirit and scope.
Claims (3)
1. substation concentrates maintenance storage storehouse construction method, characterized in that include the following steps：
Step1 is by CAD, and Primary Construction substation concentrates maintenance storage storeroom structure, and the substation concentrates
Maintenance storage storeroom structure includes assembled girder steel frame structure, and the bottom of assembled girder steel frame structure is detachably secured to ground
On face, it is removably connected with wallboard between two girder steels of assembled girder steel frame structure, panel tops are removably connected with roof,
Wherein a facing-wall board is equipped with door body and light inlet window, is designed to assembled girder steel frame structure, and true by Design Fundamentals
Determine assembled girder steel frame structure, wallboard, roof every structural parameters, be finally built into substation concentrate maintenance storage storehouse
Structural model；
Step2 concentrates maintenance storage storehouse structural model to carry out the degree of injury under Blast Loads the substation and comments
Estimate, if assessment is unqualified, adjustment, and adjustment assembly formula steel girder frame knot are designed to the assembled girder steel frame structure of design
Structure, wallboard, roof every structural parameters, until assessment is qualified；
Step3 carries out site operation, concentrates maintenance storage storehouse structural model according to the qualified substation of assessment, carries out assembled
The assembled in situ and fixing assembling formula steel girder frame structure of steel girder frame structure are on ground；
The assembly connection of Step4 progress wallboard and roof；
Step5 concentrates maintenance storage storehouse to check the substation assembled；
Wherein, it concentrates maintenance storage storehouse structural model to carry out the degree of injury under Blast Loads the substation to comment
Estimate, includes the following steps：
Step1 concentrates maintenance storage storehouse structural model in default Blast Loads the substation with finite element software
Under dynamic response carry out numerical simulation and data processing, determine that substation concentrates power in maintenance storage storehouse structural model to ring
Answer most strong region；
Step2 determines that substation concentrates the main of maintenance storage storehouse structural model in the most strong region of the dynamic response
Component establishes the three-dimensional finite element model of main member；
Step3 calculates remaining vertical bearing capacity of the main member under Blast Loads by display dynamics analysis software,
Degree of injury assessment is carried out to main member by MATLAB；
Temperature correction coefficient K is introduced, the value range of K is acquired by test as [0.91,0.99], it is contemplated that structure use is to knot
The influence of structure performance parameter introduces fatigue exponent L：
Wherein, SiFor the remaining life of i-th of main member, QiFor the design service life of i-th of main member, σ is tired
The labor factor, the value range of σ are [0.1,0.3], and N indicates the number for the main member having；
The calculation formula that lesion assessment coefficient ψ is arranged is：
Wherein, T1For setting expression main member after Blast Loads be in minor injury when extent of the destruction threshold value, T1
∈ [0,0.2],The remaining vertical bearing capacity for being i-th of main member under Blast Loads, PiFor i-th of main member
Design vertical bearing capacity, N indicates the number of main member having,It is i-th of main member under Blast Loads
Maximum displacement, T2For setting expression main member after Blast Loads be in minor injury when critical displacement value；
If when lesion assessment coefficient ψ < 0, substation concentrates maintenance storage storehouse structural model to meet design requirement, if damage is commented
When estimating coefficient ψ >=0, maintenance storage storeroom structure need to be concentrated to be designed substation again.
2. substation according to claim 1 concentrates maintenance storage storehouse construction method, characterized in that the wallboard, room
Top and door body are all made of light-duty material and are made.
3. substation according to claim 2 concentrates maintenance storage storehouse construction method, characterized in that the roof includes
Two pieces of top plates on four support columns are set, and two pieces of roof symmetric setting middle part snappings are integrated, the low formation in the high both sides in middle part
Eaves structure, two pieces of top plate lower parts are snapped connection with the panel tops.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005139868A (en) * | 2003-11-04 | 2005-06-02 | Yasuo Kawada | Method for reinforcing wooden building against earthquake or the like by steel-frame portal type and four side frame type rigid frame |
| CN202031355U (en) * | 2011-04-23 | 2011-11-09 | 河南送变电建设公司 | Portable storeroom for integral overhaul of transformer substation |
| CN103225422B (en) * | 2013-04-10 | 2015-07-01 | 北京筑福国际工程技术有限责任公司 | Existing masonry structure using light steel structure direct storey-adding technology and construction method of existing masonry structure |
| CN105740587A (en) * | 2016-03-21 | 2016-07-06 | 潘燕 | Construction method for foundation pit support of building with basement |
| CN105760628A (en) * | 2016-03-21 | 2016-07-13 | 潘燕 | Construction method of multi-storey residential structure |
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2016
- 2016-07-20 CN CN201610581074.8A patent/CN106121267B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005139868A (en) * | 2003-11-04 | 2005-06-02 | Yasuo Kawada | Method for reinforcing wooden building against earthquake or the like by steel-frame portal type and four side frame type rigid frame |
| CN202031355U (en) * | 2011-04-23 | 2011-11-09 | 河南送变电建设公司 | Portable storeroom for integral overhaul of transformer substation |
| CN103225422B (en) * | 2013-04-10 | 2015-07-01 | 北京筑福国际工程技术有限责任公司 | Existing masonry structure using light steel structure direct storey-adding technology and construction method of existing masonry structure |
| CN105740587A (en) * | 2016-03-21 | 2016-07-06 | 潘燕 | Construction method for foundation pit support of building with basement |
| CN105760628A (en) * | 2016-03-21 | 2016-07-13 | 潘燕 | Construction method of multi-storey residential structure |
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