CN109063351A - A kind of cord force of cable-stayed bridge calculation method under the influence of adjusting sleeve - Google Patents

A kind of cord force of cable-stayed bridge calculation method under the influence of adjusting sleeve Download PDF

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Publication number
CN109063351A
CN109063351A CN201810908311.6A CN201810908311A CN109063351A CN 109063351 A CN109063351 A CN 109063351A CN 201810908311 A CN201810908311 A CN 201810908311A CN 109063351 A CN109063351 A CN 109063351A
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cable
sleeve
flexible cable
follows
adjusting sleeve
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CN109063351B (en
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张开银
吴倩赟
吕雷
姚璐
吴飞
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Wuhan University of Technology WUT
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    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00—Computer-aided design [CAD]
    • G06F30/10—Geometric CAD
    • G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
    • G06F2119/06—Power analysis or power optimisation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation

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  • General Engineering & Computer Science (AREA)
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Abstract

The invention discloses the cord force of cable-stayed bridge calculation methods under the influence of a kind of adjusting sleeve, for calculating the Suo Li of flexible cable, the flexible cable, which is equipped with, adjusts sleeve, the flexible cable, the outer end for adjusting sleeve are equipped with articulated anchor, it is affixed between the flexible cable and adjusting sleeve, the articulated anchor and pontic are hinged, and the adjusting sleeve is push-and-pull rod, and the calculation method includes the following steps: to calculate displacement function；Compatibility of deformation；Solve Suo Li.The present invention has the advantages that it, which passes through, takes into account calculation formula for the influence for adjusting sleeve, it will be apparent that improve computational accuracy, handled by compatibility of deformation, simplify SIN function and linear vibration shape additive process.

Description

A kind of cord force of cable-stayed bridge calculation method under the influence of adjusting sleeve
Technical field
The present invention relates to technical field of bridge engineering, refer specifically to a kind of cord force of cable-stayed bridge calculating side adjusted under the influence of sleeve Method.
Background technique
The adjusting of Cable power is one of key technology of cable-stayed bridge, is adjusted by drag-line to beam stress, makes girder Reach ideal stress with drag-line.
What Suo Li detection at present was widely used is that Cable power is estimated in vibratory drilling method survey, that is, passes through test drag-line eigentone To estimate Cable power.Drag-line longer for length, the influence for adjusting sleeve almost can be ignored, that is, can be considered flexible It is reliable to calculate acquired results with existing calculation formula for drag-line.But the drag-line shorter for length, adjust the rigidity of sleeve And its influence caused by difference of the linear mass with flexible cable section, if ignoring this difference, can give test than more prominent As a result biggish error even mistake is brought, engineer application is not able to satisfy, so must be adjusting sleeve to the shadow of vibration characteristics Sound is included in calculation formula, that is, can be considered push-and-pull rod.
Summary of the invention
Present invention aim to provide it is a kind of adjusting sleeve under the influence of cord force of cable-stayed bridge calculation method, have more High computational accuracy, to improve the accuracy of detection and the safety of bridge.
To achieve the above object, the cord force of cable-stayed bridge calculation method under the influence of a kind of adjusting sleeve designed by the present invention, For calculating the Suo Li of flexible cable, the flexible cable, which is equipped with, adjusts sleeve, the flexible cable, the outer end for adjusting sleeve It is equipped with articulated anchor, affixed between the flexible cable and adjusting sleeve, the articulated anchor and pontic are hinged, the adjusting sleeve For push-and-pull rod, the calculation method includes the following steps:
Step 1: calculating displacement function；
Step 2: compatibility of deformation；
Step 3: solving Suo Li.
Further, the step 1 further includes following steps:
Step 1.1: flexible cable is obtained in the unilateral vibration shape figure adjusted under sleeve effect using computational modal analysis:
Step 1.2: the shaping function of general drag-line is accordingly to be regarded as SIN function, under the action of adjusting sleeve, flexible cable Vibration shape changed, flexible cable part is the superpositing function of SIN function and linear function, and adjusts sleeve part and is divided into Linear function, to obtain the displacement function of flexible cable part；
Step 1.3: a linear function is superimposed in the displacement function of flexible cable part, to obtain its shaping function With the linear function for adjusting sleeve part.
Further, the step 3 further includes following steps:
Step 3.1: calculating the kinetic energy and potential energy of flexible cable；
Step 3.2: calculating the kinetic energy and potential energy for adjusting sleeve；
Step 3.3: calculating cable systems total kinetic energy and total potential energy；
Step 3.4: calculating the expression formula of Suo Li T.
Further, in the step 1.2, the displacement function of the displacement function of the flexible cable part are as follows:
In formula: φ (x) is drag-line shaping function；ωnAfter being symmetrically installed damper for rope, the intrinsic frequency of n-th order vibration；For inhaul cable vibration initial phase.
Further, in the step 1.3, the shaping function of the flexible cable part and the linear of sleeve part is adjusted Function is respectively as follows:
The shaping function of flexible cable part:
In formula: a, b are undetermined constant；
Adjust the linear function of sleeve part are as follows:
y2(x)=k2x+c (3)
In formula: k, c are undetermined constant.
Further, in the step 2, the specific steps of the denaturation coordination are as follows:
The adjusting flexible cable and adjusting sleeve are in x=l1Place:
It is displaced equal (y1=y2), then:
y2(x)=k2l1-k2(l1+l2)=- k2l2
I.e.
Equal (the y ' of its slope1=y '2), then:
y′2=k2
I.e.
:
Further, in the step 3.1, the kinetic energy and potential energy of the flexible cable calculate step are as follows: the flexibility The kinetic energy T of drag-line1Are as follows:
The potential energy V of the flexible cable1Are as follows:
Further, in the step 3.2, the kinetic energy for adjusting sleeve and potential energy calculate step are as follows: the adjusting set The kinetic energy T of cylinder2Are as follows:
The potential energy V for adjusting sleeve2Are as follows:
V2=0 (7).
Further, in the step 3.3, the kinetic energy and potential energy of the cable systems calculate step are as follows: the drag-line The total kinetic energy E of systemkAre as follows:
The total kinetic energy E of the cable systemspAre as follows:
Further, in the step 3.4, the expression formula for calculating Suo Li T calculates step are as follows:
According to law of conservation of energy, have
Ek+Ep=constant=Ek max=Ep max (10)
It is computed, kinetic energy existsWhen reach maximum, thus can push away, potential energy existsWhen reach maximum, by above-mentioned conclusion Ek maxAnd Ep maxAfter abbreviation:
Kinetic energy maximum value and potential energy maximum value are substituted into formula (10), is an equation about a after abbreviation, requires a at this time For non-zero solution, this makes it possible to obtain the expression formulas of Suo Li T:
The present invention has the advantages that it, which passes through, takes into account calculation formula for the influence for adjusting sleeve, it will be apparent that improve meter Precision is calculated, is handled by compatibility of deformation, SIN function and linear vibration shape additive process are simplified.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of cable systems；
Fig. 2 is flexible cable in the unilateral vibration shape figure adjusted under sleeve effect.
In figure: flexible cable 1 adjusts sleeve 2, articulated anchor 3.
Specific embodiment
The present invention is described in further detail in the following with reference to the drawings and specific embodiments:
A kind of cord force of cable-stayed bridge calculation method adjusted under the influence of sleeve as shown in Fig. 1~2, for calculating flexible cable 1 Suo Li, the flexible cable 1, which is equipped with, adjusts sleeve 2, and the flexible cable 1, the outer end for adjusting sleeve 2 are equipped with hingedly Anchor 3, affixed between the flexible cable 1 and adjusting sleeve 2, the articulated anchor 3 and pontic are hinged, and the adjusting sleeve 2 is rigid Property pull rod, the calculation method include the following steps:
Step 1: calculating displacement function；
Step 1.1: obtaining flexible cable 1 in the unilateral vibration shape adjusted under sleeve 2 acts on using computational modal analysis Figure, result such as Fig. 2:
Step 1.2: the shaping function of general drag-line is accordingly to be regarded as SIN function, under the action of adjusting sleeve 2, flexible cable 1 vibration shape is changed, and 1 part of flexible cable is the superpositing function of SIN function and linear function, and adjusts 2 part of sleeve For linear function, to obtain the displacement function of 1 part of flexible cable；
In the step 1.2, the displacement function of the displacement function of 1 part of flexible cable are as follows:
In formula: φ (x) is drag-line shaping function；ωnAfter being symmetrically installed damper for rope, the intrinsic frequency of n-th order vibration；For inhaul cable vibration initial phase.
Step 1.3: a linear function is superimposed in the displacement function of 1 part of flexible cable, to obtain its shape letter that shakes Number and the linear function for adjusting 2 part of sleeve.
In the step 1.3, the shaping function of 1 part of flexible cable and the linear function point for adjusting 2 part of sleeve Not are as follows:
The shaping function of 1 part of flexible cable:
In formula: a, b are undetermined constant；
Adjust the linear function of 2 part of sleeve are as follows:
y2(x)=k2x+c (3)
In formula: k, c are undetermined constant.
Step 2: compatibility of deformation；
In the step 2, the specific steps of the denaturation coordination are as follows:
The adjusting flexible cable 1 and adjusting sleeve 2 are in x=l1Place:
It is displaced equal (y1=y2), then:
y2(x)=k2l1-k2(l1+l2)=- k2l2
I.e.
Equal (the y ' of its slope1=y '2), then:
y′2=k2
I.e.
:
Step 3: solve Suo Li:
Step 3.1: calculating the kinetic energy and potential energy of flexible cable 1；
In the step 3.1, the kinetic energy and potential energy of the flexible cable 1 calculate step are as follows:
The kinetic energy T of the flexible cable 11Are as follows:
The potential energy V of the flexible cable 11Are as follows:
Step 3.2: calculating the kinetic energy and potential energy for adjusting sleeve 2；
In the step 3.2, the kinetic energy for adjusting sleeve 2 and potential energy calculate step are as follows:
The kinetic energy T for adjusting sleeve 22Are as follows:
The potential energy V for adjusting sleeve 22Are as follows:
V2=0 (7).
Step 3.3: calculating cable systems total kinetic energy and total potential energy；
In the step 3.3, the kinetic energy and potential energy of the cable systems calculate step are as follows:
The total kinetic energy E of the cable systemskAre as follows:
The total kinetic energy E of the cable systemspAre as follows:
Step 3.4: calculate the expression formula of Suo Li T:
In the step 3.4, the expression formula for calculating Suo Li T calculates step are as follows:
According to law of conservation of energy, have
Ek+Ep=constant=Ek max=Ep max (10)
It is computed, kinetic energy existsWhen reach maximum, thus can push away, potential energy existsWhen reach maximum, by above-mentioned conclusion Ek maxAnd Ep maxAfter abbreviation:
Kinetic energy maximum value and potential energy maximum value are substituted into formula (10), is an equation about a after abbreviation, requires a at this time For non-zero solution, this makes it possible to obtain the expression formulas of Suo Li T:
Finally it is pointed out that above embodiments are only the more representational examples of the present invention.It is clear that the invention is not restricted to Above-described embodiment, acceptable there are many deformations.Any letter made to the above embodiment according to the technical essence of the invention Single modification, equivalent variations and modification, are considered as belonging to the scope of protection of the present invention.

Claims (10)

1. a kind of cord force of cable-stayed bridge calculation method adjusted under the influence of sleeve, described soft for calculating the Suo Li of flexible cable (1) Property drag-line (1) be equipped with adjust sleeve (2), the flexible cable (1), adjust sleeve (2) outer end be equipped with articulated anchor (3), Affixed between the flexible cable (1) and adjusting sleeve (2), the articulated anchor (3) and pontic are hinged, the adjusting sleeve (3) For push-and-pull rod, it is characterised in that:
The calculation method includes the following steps:
Step 1: calculating displacement function；
Step 2: compatibility of deformation；
Step 3: solving Suo Li.
2. a kind of cord force of cable-stayed bridge calculation method adjusted under the influence of sleeve according to claim 1, it is characterised in that: institute Stating step 1 further includes following steps:
Step 1.1: obtaining flexible cable (1) in the unilateral vibration shape adjusted under sleeve (2) effect using computational modal analysis Figure:
Step 1.2: the shaping function of general drag-line is accordingly to be regarded as SIN function, under the action of adjusting sleeve (2), flexible cable (1) vibration shape is changed, and flexible cable (1) is partially the superpositing function of SIN function and linear function, and adjusts sleeve It (2) is partially linear function, to obtain the displacement function of flexible cable (1) part；
Step 1.3: a linear function is superimposed in the displacement function of flexible cable (1) part, to obtain its shaping function With the linear function for adjusting sleeve (2) part.
3. a kind of cord force of cable-stayed bridge calculation method adjusted under the influence of sleeve according to claim 2, it is characterised in that: institute Stating step 3 further includes following steps:
Step 3.1: calculating the kinetic energy and potential energy of flexible cable (1)；
Step 3.2: calculating the kinetic energy and potential energy for adjusting sleeve (2)；
Step 3.3: calculating cable systems total kinetic energy and total potential energy；
Step 3.4: calculating the expression formula of Suo Li T.
4. a kind of cord force of cable-stayed bridge calculation method adjusted under the influence of sleeve according to claim 3, it is characterised in that: institute It states in step 1.2, the displacement function of the displacement function of flexible cable (1) part are as follows:
In formula: φ (x) is drag-line shaping function；ωnAfter being symmetrically installed damper for rope, the intrinsic frequency of n-th order vibration；For Inhaul cable vibration initial phase.
5. a kind of cord force of cable-stayed bridge calculation method adjusted under the influence of sleeve according to claim 4, it is characterised in that: institute It states in step 1.3, the shaping function of flexible cable (1) part and the linear function for adjusting sleeve (2) part are respectively as follows:
The shaping function of flexible cable (1) part:
In formula: a, b are undetermined constant；
Adjust the linear function of sleeve (2) part are as follows:
y2(x)=k2x+c (3)
In formula: k, c are undetermined constant.
6. a kind of cord force of cable-stayed bridge calculation method adjusted under the influence of sleeve according to claim 5, it is characterised in that: institute It states in step 2, the specific steps that the denaturation is coordinated are as follows:
The adjusting flexible cable (1) and adjusting sleeve (2) are in x=l1Place:
It is displaced equal (y1=y2), then:
y2(x)=k2l1-k2(l1+l2)=- k2l2
I.e.
Equal (the y ' of its slope1=y '2), then:
y′2=k2
I.e.
:
7. the cord force of cable-stayed bridge calculation method under the influence of a kind of adjusting sleeve described according to claim 1~any one of 6, It is characterized by: the kinetic energy and potential energy of the flexible cable (1) calculate step in the step 3.1 are as follows:
The kinetic energy T of the flexible cable (1)1Are as follows:
The potential energy V of the flexible cable (1)1Are as follows:
8. a kind of cord force of cable-stayed bridge calculation method adjusted under the influence of sleeve according to claim 6, it is characterised in that: institute It states in step 3.2, the kinetic energy for adjusting sleeve (2) and potential energy calculate step are as follows:
The kinetic energy T for adjusting sleeve (2)2Are as follows:
The potential energy V for adjusting sleeve (2)2Are as follows:
V2=0 (7).
9. a kind of cord force of cable-stayed bridge calculation method adjusted under the influence of sleeve according to claim 7, it is characterised in that: institute It states in step 3.3, the kinetic energy and potential energy of the cable systems calculate step are as follows:
The total kinetic energy E of the cable systemskAre as follows:
The total kinetic energy E of the cable systemspAre as follows:
10. a kind of cord force of cable-stayed bridge calculation method adjusted under the influence of sleeve according to claim 8, it is characterised in that: In the step 3.4, the expression formula for calculating Suo Li T calculates step are as follows:
According to law of conservation of energy, have
Ek+Ep=constant=Ek max=Ep max (10)
It is computed, kinetic energy existsWhen reach maximum, thus can push away, potential energy exists When reach maximum, by above-mentioned conclusion Ek maxAnd Ep maxAfter abbreviation:
Kinetic energy maximum value and potential energy maximum value are substituted into formula (10), are an equation about a after abbreviation, it is non-zero for requiring a at this time Solution, this makes it possible to obtain the expression formulas of Suo Li T:
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Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09101289A (en) * 1995-08-03 1997-04-15 Kobe Steel Ltd Method for measuring flexural rigidity and tension of tensioned cable
JP2005234787A (en) * 2004-02-18 2005-09-02 Yoshiaki Goto Visualization technique using cg
JP2006207230A (en) * 2005-01-27 2006-08-10 Kobe Steel Ltd Cable end structure of bridge cable
CN101334415A (en) * 2008-07-22 2008-12-31 上海电力学院 Microfluid drive and control method for MEMS hermetic cavity electricity-solid-micro- airflow coupling analysis
KR20090022689A (en) * 2007-08-31 2009-03-04 한양대학교 산학협력단 Device for mitigating the cable vibration in cable-stayed bridge
CN101852600A (en) * 2010-06-18 2010-10-06 武汉理工大学 Method for precisely solving length of unstressed cable of cable-stayed bridge
CN101937485A (en) * 2010-10-11 2011-01-05 武汉理工大学 Determination method of initial completion initial cable force of cable-stayed bridge
US20150081256A1 (en) * 2012-04-04 2015-03-19 China Aviation Planning And Construction Development Co., Ltd. Method of Designing Cable Dome Structure Based on Bearing Whole Process Analysis
CN204514632U (en) * 2015-04-30 2015-07-29 中国石油大学(华东) The two-sided cable-stayed bridge test model of a kind of single tower
CN105220616A (en) * 2015-09-15 2016-01-06 同济大学 A kind of rope net damping system being used for oblique pull-suspension cable cooperation bridge
CN106383003A (en) * 2016-09-05 2017-02-08 东南大学 Cable structure cable force measurement method and system based on flexibility identification
RU2015134616A (en) * 2015-08-17 2017-02-21 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Сибирский государственный университет путей сообщения" (СГУПС) The method of determining the tension force of the cable-stayed bridge element
CN106768574A (en) * 2017-03-10 2017-05-31 哈尔滨开博科技有限公司 Linear model cable force measurement method after anchor-hold based on magnetic flux method amendment
CN106934211A (en) * 2017-01-20 2017-07-07 湖北省路桥集团有限公司 A kind of stay cable force and linear computational methods and application
CN107034992A (en) * 2017-06-07 2017-08-11 山东建筑大学 A kind of band winds up the Geiger dome structure and construction forming method of stiffening ring bar
CN107421672A (en) * 2017-05-17 2017-12-01 苏交科集团股份有限公司 A kind of weighting Suo Li computational methods that peak is searched based on vibration frequency universe
CN107808038A (en) * 2017-10-12 2018-03-16 宁波大学 A kind of method for solving of Arbitrary Boundaries constraints drag-line oscillation crosswise frequency
CN108007627A (en) * 2017-12-20 2018-05-08 哈尔滨开博科技有限公司 It is a kind of using sine excitation device and video instrument and to introduce the vibratory drilling method Cable force measuring method of vibration displacement

Patent Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09101289A (en) * 1995-08-03 1997-04-15 Kobe Steel Ltd Method for measuring flexural rigidity and tension of tensioned cable
JP2005234787A (en) * 2004-02-18 2005-09-02 Yoshiaki Goto Visualization technique using cg
JP2006207230A (en) * 2005-01-27 2006-08-10 Kobe Steel Ltd Cable end structure of bridge cable
KR20090022689A (en) * 2007-08-31 2009-03-04 한양대학교 산학협력단 Device for mitigating the cable vibration in cable-stayed bridge
CN101334415A (en) * 2008-07-22 2008-12-31 上海电力学院 Microfluid drive and control method for MEMS hermetic cavity electricity-solid-micro- airflow coupling analysis
CN101852600A (en) * 2010-06-18 2010-10-06 武汉理工大学 Method for precisely solving length of unstressed cable of cable-stayed bridge
CN101937485A (en) * 2010-10-11 2011-01-05 武汉理工大学 Determination method of initial completion initial cable force of cable-stayed bridge
US20150081256A1 (en) * 2012-04-04 2015-03-19 China Aviation Planning And Construction Development Co., Ltd. Method of Designing Cable Dome Structure Based on Bearing Whole Process Analysis
CN204514632U (en) * 2015-04-30 2015-07-29 中国石油大学(华东) The two-sided cable-stayed bridge test model of a kind of single tower
RU2015134616A (en) * 2015-08-17 2017-02-21 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Сибирский государственный университет путей сообщения" (СГУПС) The method of determining the tension force of the cable-stayed bridge element
CN105220616A (en) * 2015-09-15 2016-01-06 同济大学 A kind of rope net damping system being used for oblique pull-suspension cable cooperation bridge
CN106383003A (en) * 2016-09-05 2017-02-08 东南大学 Cable structure cable force measurement method and system based on flexibility identification
CN106934211A (en) * 2017-01-20 2017-07-07 湖北省路桥集团有限公司 A kind of stay cable force and linear computational methods and application
CN106768574A (en) * 2017-03-10 2017-05-31 哈尔滨开博科技有限公司 Linear model cable force measurement method after anchor-hold based on magnetic flux method amendment
CN107421672A (en) * 2017-05-17 2017-12-01 苏交科集团股份有限公司 A kind of weighting Suo Li computational methods that peak is searched based on vibration frequency universe
CN107034992A (en) * 2017-06-07 2017-08-11 山东建筑大学 A kind of band winds up the Geiger dome structure and construction forming method of stiffening ring bar
CN107808038A (en) * 2017-10-12 2018-03-16 宁波大学 A kind of method for solving of Arbitrary Boundaries constraints drag-line oscillation crosswise frequency
CN108007627A (en) * 2017-12-20 2018-05-08 哈尔滨开博科技有限公司 It is a kind of using sine excitation device and video instrument and to introduce the vibratory drilling method Cable force measuring method of vibration displacement

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
HAI-LIANG WANG等: "Geometrical Nonlinearities on the Static Analysis of Three Pylons Composite Girder Cable-stayed Bridge", 《2010 THIRD INTERNATIONAL CONFERENCE ON INFORMATION AND COMPUTING》 *
HAI-LIANG WANG等: "Geometrical Nonlinearities on the Static Analysis of Three Pylons Composite Girder Cable-stayed Bridge", 《2010 THIRD INTERNATIONAL CONFERENCE ON INFORMATION AND COMPUTING》, 30 December 2010 (2010-12-30), pages 12 - 16 *
SHUIXING ZHOU等: "Calculation of Cable Force for Long-Span Multi-Rib Arch Bridge Construction Based on Zero-order Optimization Method", 《2010 SECOND WRI GLOBAL CONGRESS ON INTELLIGENT SYSTEMS》 *
SHUIXING ZHOU等: "Calculation of Cable Force for Long-Span Multi-Rib Arch Bridge Construction Based on Zero-order Optimization Method", 《2010 SECOND WRI GLOBAL CONGRESS ON INTELLIGENT SYSTEMS》, 31 December 2010 (2010-12-31), pages 69 - 72, XP031900455, DOI: 10.1109/GCIS.2010.135 *
张开银等: "独塔斜拉桥承载能力评估方法*", 《武汉理工大学学报(交通科学与工程版)》 *
张开银等: "独塔斜拉桥承载能力评估方法*", 《武汉理工大学学报(交通科学与工程版)》, vol. 34, no. 2, 30 April 2010 (2010-04-30), pages 254 - 257 *

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