CN102564715A - 500kV compact power transmission line three phase bundle conductor breeze vibration simulation test platform - Google Patents
500kV compact power transmission line three phase bundle conductor breeze vibration simulation test platform Download PDFInfo
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- CN102564715A CN102564715A CN2011100284160A CN201110028416A CN102564715A CN 102564715 A CN102564715 A CN 102564715A CN 2011100284160 A CN2011100284160 A CN 2011100284160A CN 201110028416 A CN201110028416 A CN 201110028416A CN 102564715 A CN102564715 A CN 102564715A
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Abstract
The invention discloses a 500kV compact power transmission line three phase bundle conductor breeze vibration simulation test platform. The platform is characterized in that: the platform comprises: a three phase bundle conductor traction field system, a three phase bundle conductor breeze vibration platform system and a three phase bundle conductor tension field system; through a reacting-force wall and a tension terminal steel framework, a three phase bundle conductor is erected and installed; then through a conductor breeze vibration testing machine, the three phase bundle conductor is vibrated; three phase bundle conductor breeze vibration in practical engineering is simulated; a breeze vibration fatigue test research, a breeze vibration prevention performance test research and a novel breeze vibration prevention hardware development and experiment research can be performed to the three phase bundle conductor and an integrated phase to phase spacer formed by a phase to phase spacer body and phase to phase spacer connection hardware. The platform has the following advantages that: the simulation is real and a result is reliable. And the platform has many other advantages.
Description
Technical field
The present invention is a kind of 500kV compact transmission line three-phase split conductor aeolian vibration analogue test platform.
Background technology
In China's power grid construction,, select many divisions, high capacity, remote transmission line of electricity to become inevitable choice along with increasing rapidly of China's electric power transmission capacity.And, make compact transmission line in the supergrid construction, receive much concern because the circuit corridor is restricted.Along with the appearance of the compact transmission line of increasing voltage levels, aeolian vibration often takes place because of receive the influence of meteorological conditions such as wind, ice, low temperature throughout the year in the lead in the circuit.Cause break thigh, broken string, inter-phase spacer of lead to connect accidents such as gold utensil damage, phase fault, the safe operation of serious threat transmission line of electricity.Under this background, the aeolian vibration problem of split conductor is on the rise, and has obtained paying close attention to widely.
In recent years, a plurality of in the world countries drop into huge manpower and material resources aspect the lead aeolian vibration research in succession, and the method for mainly taking is theoretical research, computer model emulation and site test.Up to the present, at aspects such as aeolian vibration mechanism, vibration protections, some effective achievements have been obtained.
But, about the three-phase multiple fission conductor aeolian vibration takes place simultaneously for the research of lead, relevant gold utensil, inter-phase spacer etc. seldom.The research great majority of relevant this respect all rest on solid conductor or single-phase multiple fission conductor.The research that aeolian vibration takes place with test platform simulation three-phase split conductor simultaneously still is a blank.[0004] inter-phase spacer is to be supported between two phase conductors, controls the insulation gap rod of two phase conductor distances, whole inter-phase spacer be by the inter-phase spacer body, that inter-phase spacer connects gold utensil is dimerous.
Power industry standard " conductor spacer technical conditions and test method " (DL/T1098-2009) in; Only stipulate the testing program of the conductor spacer aeolian vibration torture test of single-phase multiple fission conductor, promptly only set up the analogue test platform of single-phase multiple fission conductor aeolian vibration.This platform can carry out the aeolian vibration Fatigue Test Research to conductor spacer, can not carry out the aeolian vibration Fatigue Test Research to whole inter-phase spacer.
In power industry standard " exchanging overhead transmission line " (DL/T 1058-2007) with compound inter-phase spacer technical conditions; The pilot project of having stipulated inter-phase spacer connection gold utensil comprises the torture test content, and the pilot project of whole inter-phase spacer does not relate to the torture test content.Not providing the testing program of whole inter-phase spacer torture test in this standard, in other words, is exactly the analogue test platform that does not provide whole inter-phase spacer aeolian vibration test.
Many at China's northeast electrical network, North China electrical network 500kV compact transmission line, when lead generation aeolian vibration, inter-phase spacer often occurs and connect gold utensil and damage, the serious threat circuit normally moves.Until now, inter-phase spacer connection gold utensil damage problem still is not solved.Immediate cause never has " 500kV compact transmission line three-phase split conductor aeolian vibration analogue test platform " exactly; Whole inter-phase spacer is carried out aeolian vibration Fatigue Test Research, anti-aeolian vibration performance test research; But it is separated to connect gold utensil to the inter-phase spacer body in the whole inter-phase spacer, inter-phase spacer; Carry out aeolian vibration torture test, anti-aeolian vibration performance test respectively; Do not simulate the actual motion state of 500kV compact transmission line three-phase split conductor aeolian vibration, make simulation lack authenticity, its analog result and actual conditions error are bigger.
Summary of the invention
The purpose of this invention is to provide a kind of can be to the three-phase split conductor, comprise that inter-phase spacer body, inter-phase spacer connect the whole inter-phase spacer that gold utensil constitutes and carry out aeolian vibration Fatigue Test Research, anti-aeolian vibration performance test research and the research of novel anti-aeolian vibration gold utensil development experiments, simulation truly, the 500kV compact transmission line three-phase split conductor aeolian vibration analogue test platform of reliable results.
The objective of the invention is to realize through following technical scheme:
A kind of 500kV compact transmission line three-phase split conductor aeolian vibration analogue test platform is characterized in that: it comprises the traction of three-phase split conductor field system, three-phase split conductor aeolian vibration plateform system and three-phase split conductor tension field system,
Said three-phase split conductor traction field system comprises: structural test chamber counter force wall, MTS control system electrohydraulic servo system actuator, traction end lead anchor firmware and traction end steel framework; The rear end of said MTS control system electrohydraulic servo system actuator is connected with said structural test chamber counter force wall, and the front end of said MTS control system electrohydraulic servo system actuator is connected through traction end lead anchor firmware and traction end steel framework;
Said three-phase split conductor aeolian vibration plateform system comprises: three-phase split conductor, lead aeolian vibration testing machine, steelframe pedestal and structural test chamber pedestal; Said lead aeolian vibration testing machine is installed on steelframe pedestal and the structural test chamber pedestal, and said lead aeolian vibration testing machine is connected with the three-phase split conductor;
Said three-phase split conductor tension field system comprises: tension force end steel framework, tension force end lead anchor firmware and tension force end steel framework basis; Said tension force end steel framework is fixed on the tension force end steel framework basis, and said tension force end lead anchor firmware and tension force end steel framework are connected;
The two ends of the three-phase split conductor of said three-phase split conductor aeolian vibration plateform system are connected with the tension force end lead anchor firmware of the traction end lead anchor firmware of said three-phase split conductor traction field system and said three-phase split conductor tension field system respectively.
500kV compact transmission line three-phase split conductor aeolian vibration analogue test platform of the present invention; Owing to be provided with three-phase split conductor traction field system, three-phase split conductor aeolian vibration plateform system and three-phase split conductor tension field system, wherein three-phase split conductor traction field system with three-phase split conductor tension field system can make the three-phase split conductor fixedly secure and automatically traction strain; With lead aeolian vibration testing machine excite the three-phase split conductor aeolian vibration plateform system of lead aeolian vibration can be to the three-phase split conductor, comprise that inter-phase spacer body, inter-phase spacer connect the whole inter-phase spacer that gold utensil constitutes and carry out aeolian vibration Fatigue Test Research, anti-aeolian vibration performance test research and the research of novel anti-aeolian vibration gold utensil development experiments, have simulation truly, advantage such as reliable results.
Description of drawings
Fig. 1 is a 500kV compact transmission line three-phase split conductor aeolian vibration analogue test platform structural representation of the present invention.
A-A cross-sectional schematic among Fig. 2 Fig. 1.
Fig. 3 is a 500kV compact transmission line three-phase split conductor aeolian vibration analogue test platform fundamental diagram of the present invention.
Fig. 4 is a 500kV compact transmission line three-phase split conductor aeolian vibration analogue test platform tension force end lead anchor firmware structure synoptic diagram of the present invention.
Fig. 5 is a B-B cross-sectional schematic among Fig. 4.
Fig. 6 is a 500kV compact transmission line three-phase split conductor aeolian vibration analogue test platform traction end lead anchor firmware structure synoptic diagram of the present invention.
Fig. 7 is a C-C cross-sectional schematic among Fig. 6.
Among the figure: 1 three-phase split conductor traction field system, 2 three-phase split conductor aeolian vibration plateform systems, 3 three-phase split conductor tension field systems, 4 structural test chamber counter force walls, 5MTS control system electrohydraulic servo system actuator, 6 traction end lead anchor firmwares, 7 traction end steel frameworks, 8 three-phase split conductors, 9 lead aeolian vibration testing machines, 10 steelframe pedestals, 11 structural test chamber pedestals, 12 tension force end lead anchor firmwares, 13 tension force end steel frameworks, 14 tension force end steel frameworks basis.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described in detail.
With reference to Fig. 1,500kV compact transmission line three-phase split conductor aeolian vibration analogue test platform of the present invention comprises three-phase split conductor traction field system 1, three-phase split conductor aeolian vibration plateform system 2, three-phase split conductor tension field system 3.
With reference to Fig. 1, Fig. 6 and Fig. 7; Said three-phase split conductor traction field system 1 is used to set up lead in the whole test platform; Bear the work of three-phase split conductor draw, it comprises structural test chamber counter force wall 4, MTS control system electrohydraulic servo system actuator 5, traction end lead anchor firmware 6, traction end steel framework 7.Structural test chamber counter force wall 4 is perpendicular to testing laboratory ground; MTS control system electrohydraulic servo system actuator 5 is connected with structural test chamber counter force wall 4; MTS control system electrohydraulic servo system actuator 5 is produced for American MTS system house, and its maximum pull is 5000KN.Apply 25% of tractive force to lead maximum tension through MTS control system electrohydraulic servo system actuator 5; 25% o'clock of tension force to the lead maximum tension of three-phase split conductor 8; Traction end lead anchor firmware 6 is fixed on the traction end steel framework 7, and traction end steel framework 7 is fixed on the structural test chamber pedestal 11.Traction end lead anchor firmware 6 connects the effect that realizes fine setting lead sag through the bolts and nuts on it.Wherein: structural test chamber counter force wall 4 is of a size of 12.8m * 12m * 3m.MTS control system electrohydraulic servo system actuator 5: for American MTS system house produces, its maximum pull is 5000KN.The anchor plate of traction end lead anchor firmware 6 is circular, and thickness 5cm, diameter are 1.6m.Traction end steel framework 7 is made up of angle steel, and the angle steel model is elected ∠ 100 * 10 as, and steel framework height is 8m.
With reference to Fig. 1-Fig. 5; Said three-phase split conductor aeolian vibration plateform system 2 is used for conductor vibration in the whole test platform; Bear analog conducting wire aeolian vibration work; Be whole test platform important component part, it comprises three-phase split conductor 8, lead aeolian vibration testing machine 9, steelframe pedestal 10 and structural test chamber pedestal 11.Three lead aeolian vibration testing machines 9 are installed on steelframe pedestal 10 and the structural test chamber pedestal 11; The two ends of three-phase split conductor 8 are connected with traction end lead anchor firmware 6, tension force end lead anchor firmware 12 respectively; Lead aeolian vibration testing machine 9 is connected with three-phase split conductor 8; Excite conductor vibration by lead aeolian vibration testing machine 9, the simulation aeolian vibration, the windup-degree of lead 8 aeolian vibrations is ± 10-15 °.Lead aeolian vibration testing machine 9 adopts digital display hydraulic pulsation formula fatigue tester, is the commercially available prod.
With reference to Fig. 1, Fig. 5 and Fig. 6, said three-phase split conductor tension field system 3 is used to set up lead in the whole test platform, the work of pilot laying tension, and it comprises tension force end lead anchor firmware 12, tension force end steel framework 13, tension force end steel framework basis 14.Tension force end steel framework 13 is connected on the tension force end steel framework basis 14, and tension force end lead anchor firmware 12 1 ends are connected with tension force end steel framework 13, and the other end is connected with three-phase split conductor 8.Tension force end lead anchor firmware 12 connects the effect that realizes fine setting lead sag through the bolts and nuts on it.
The 500kV compact transmission line three-phase split conductor aeolian vibration analogue test platform that the specific embodiment of the invention provides is merely an embodiment; And it is non exhaustive; Those skilled in the art comprise that without any change of creative work two phase split conductors or the above split conductor aeolian vibration of three-phase analogue test platform all belong to rights protection scope of the present invention.
Claims (1)
1. 500kV compact transmission line three-phase split conductor aeolian vibration analogue test platform; It is characterized in that: it comprises the traction of three-phase split conductor field system, three-phase split conductor aeolian vibration plateform system and three-phase split conductor tension field system; Said three-phase split conductor traction field system comprises: structural test chamber counter force wall, MTS control system electrohydraulic servo system actuator, traction end lead anchor firmware and traction end steel framework; The rear end of said MTS control system electrohydraulic servo system actuator is connected with said structural test chamber counter force wall, and the front end of said MTS control system electrohydraulic servo system actuator is connected through traction end lead anchor firmware and traction end steel framework; Said three-phase split conductor aeolian vibration plateform system comprises: three-phase split conductor, lead aeolian vibration testing machine, steelframe pedestal and structural test chamber pedestal; Said lead aeolian vibration testing machine is installed on steelframe pedestal and the structural test chamber pedestal, and said lead aeolian vibration testing machine is connected with the three-phase split conductor; Said three-phase split conductor tension field system comprises: tension force end steel framework, tension force end lead anchor firmware and tension force end steel framework basis; Said tension force end steel framework is fixed on the tension force end steel framework basis, and said tension force end lead anchor firmware and tension force end steel framework are connected; The two ends of the three-phase split conductor of said three-phase split conductor aeolian vibration plateform system are connected with the tension force end lead anchor firmware of the traction end lead anchor firmware of said three-phase split conductor traction field system and said three-phase split conductor tension field system respectively.
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| CN2011100284160A CN102564715A (en) | 2011-01-24 | 2011-01-24 | 500kV compact power transmission line three phase bundle conductor breeze vibration simulation test platform |
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| CN2011100284160A CN102564715A (en) | 2011-01-24 | 2011-01-24 | 500kV compact power transmission line three phase bundle conductor breeze vibration simulation test platform |
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Cited By (7)
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| CN104215523A (en) * | 2013-06-03 | 2014-12-17 | 国家电网公司 | Phase-to-phase spacer and fitting bending test platform |
| CN104236828A (en) * | 2014-09-02 | 2014-12-24 | 河海大学 | Cable wind load magnetic field simulation experiment device |
| CN105760561A (en) * | 2014-12-17 | 2016-07-13 | 国家电网公司 | Bundled conductor aeolian vibration determination method considering spacer damping parameter |
| CN107044905A (en) * | 2017-03-16 | 2017-08-15 | 中国电力科学研究院 | Conductor spacer vibration testing device |
| CN108732042A (en) * | 2018-06-11 | 2018-11-02 | 浙江大学 | A kind of experimental rig suitable for the test of multiple fission conductor torsion stiffness |
| CN110068469A (en) * | 2019-04-15 | 2019-07-30 | 南方电网科学研究院有限责任公司 | The Ability of Resisting Disturbance test device and method of insulator detecting robot |
| CN111208017A (en) * | 2020-01-19 | 2020-05-29 | 宝鸡市韦思特电气有限公司 | Fatigue tolerance loading test device for spacer |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104215523B (en) * | 2013-06-03 | 2016-06-15 | 国家电网公司 | Inter-phase spacer and gold utensil draw curved test platform |
| CN104215523A (en) * | 2013-06-03 | 2014-12-17 | 国家电网公司 | Phase-to-phase spacer and fitting bending test platform |
| CN104236828A (en) * | 2014-09-02 | 2014-12-24 | 河海大学 | Cable wind load magnetic field simulation experiment device |
| CN104236828B (en) * | 2014-09-02 | 2016-08-17 | 河海大学 | A kind of cable wind load magnetic simulation experimental provision |
| CN105760561A (en) * | 2014-12-17 | 2016-07-13 | 国家电网公司 | Bundled conductor aeolian vibration determination method considering spacer damping parameter |
| CN105760561B (en) * | 2014-12-17 | 2019-02-22 | 国家电网公司 | It is a kind of consider conductor spacer damping parameter bundle conductor breeze vibration determine method |
| CN107044905B (en) * | 2017-03-16 | 2020-08-11 | 中国电力科学研究院 | Vibration test device for spacer |
| CN107044905A (en) * | 2017-03-16 | 2017-08-15 | 中国电力科学研究院 | Conductor spacer vibration testing device |
| CN108732042A (en) * | 2018-06-11 | 2018-11-02 | 浙江大学 | A kind of experimental rig suitable for the test of multiple fission conductor torsion stiffness |
| CN108732042B (en) * | 2018-06-11 | 2024-04-26 | 浙江大学 | Test device suitable for torsion rigidity test of multi-split conductor |
| CN110068469A (en) * | 2019-04-15 | 2019-07-30 | 南方电网科学研究院有限责任公司 | The Ability of Resisting Disturbance test device and method of insulator detecting robot |
| CN110068469B (en) * | 2019-04-15 | 2021-07-30 | 南方电网科学研究院有限责任公司 | Anti-disturbance capability test method of insulator detection robot |
| CN111208017A (en) * | 2020-01-19 | 2020-05-29 | 宝鸡市韦思特电气有限公司 | Fatigue tolerance loading test device for spacer |
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Application publication date: 20120711 |