CN105738069A - Mixing wind tunnel test device for simultaneously carrying out aeroelastic test and pressure detection test - Google Patents
Mixing wind tunnel test device for simultaneously carrying out aeroelastic test and pressure detection test Download PDFInfo
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- CN105738069A CN105738069A CN201610114058.8A CN201610114058A CN105738069A CN 105738069 A CN105738069 A CN 105738069A CN 201610114058 A CN201610114058 A CN 201610114058A CN 105738069 A CN105738069 A CN 105738069A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M9/00—Aerodynamic testing; Arrangements in or on wind tunnels
- G01M9/02—Wind tunnels
- G01M9/04—Details
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Abstract
The invention discloses a mixing wind tunnel test device for simultaneously carrying out anaeroelastic test and a pressure detection test, comprising a building model and an installation pedestal for clamping the building model. In the invention, the installation pedestal consists of an installation plate, a connection plate, two clamping plates, a U-shaped connection rack, two transformed rods, two strain plates, a connection rod, two springs and two bearings. The beneficial effects of the invention are that the aeroelastic test and the pressure detection test can be finished simultaneously to obtain the related test data, and because the data of the two tests are is synchronically detected during the vibration process of the building model, the test simulation degree and the comprehensiveness of the data are greatly improved.
Description
Technical field
The present invention relates to a kind of flow tunnel testing device, particularly relate to a kind of mixing flow tunnel testing device that can simultaneously carry out aeroelastic test and manometric test.
Background technology
When designing high-rise building, the wind-excited responese of structure is the factor needing emphasis to consider in design process, therefore when designing high-rise building, with wind tunnel test, the charming appearance and behaviour effect of BUILDINGS MODELS must be studied.
In prior art, the assay device function that can be used for studying BUILDINGS MODELS charming appearance and behaviour effect is all comparatively single, such as, the common assay device used by wind tunnel pressure measuring assay device, model vibration under charming appearance and behaviour effect cannot be simulated by it, its pressure measured does not comprise the impact (impact of fluid structurecoupling) of structural vibration, therefore measurement result cannot vibrate the impact on wind load by reaction model comprehensively, the and for example common assay device used by wind-tunnel aeroelastic test, owing to cannot measure effect aerodynamic force structurally, therefore its measurement result there is also one-sidedness.
Summary of the invention
For the problem in background technology, the present invention proposes a kind of mixing flow tunnel testing device that can simultaneously carry out aeroelastic test and manometric test, including BUILDINGS MODELS with for the installation pedestal of clamping BUILDINGS MODELS, its innovation is in that: described installation pedestal is made up of mounting disc, connection dish, two clamping plates, U-shaped link, two deformation bars, two pieces of foil gauges, connecting rod, two springs and two bearings；
Described mounting disc is horizontally disposed with, and is provided with manhole in the middle part of mounting disc；
Described connection dish is disc-shaped structure body, and connection dish is arranged in manhole, and connection dish is concentric with manhole, and the external diameter of connection dish is less than the aperture of manhole, and the middle part of connection dish is provided with installing hole；
Described bearing is arranged at the position between mounting disc and connection dish, bearing axially parallel with mounting disc end face, the inner of bearing is rotationally connected with being connected dish, the outer end of bearing and mounting disc are rotationally connected, axially overlapping with the radial direction being connected dish of bearing, and two coaxial bearing, described connection dish can rotate under the supporting role of two bearings；
Described BUILDINGS MODELS is socketed in installing hole, and the lower end of BUILDINGS MODELS extends to the lower section of connection dish lower surface, leaves gap between BUILDINGS MODELS and installing hole hole wall；
The upper end of described clamping plate is fixing with the lower surface being connected dish to be connected, two clamping plates lays respectively at the both sides of BUILDINGS MODELS, the horizontal inner side face of clamping plate and BUILDINGS MODELS wall contacts, be bolted between two clamping plates, and BUILDINGS MODELS bottom can be clamped by two clamping plates under the fastening effect of bolt；When specifically applying, adopt the mode of clamping plate fastening BUILDINGS MODELS, it is possible to be easy to the angle of inclination of BUILDINGS MODELS is adjusted, to provide multifarious experiment condition.
Described U-shaped link is opening up, and two ends of U-shaped link upper end are fixing with the lower surface being connected dish to be connected, and described clamping plate are arranged in the inner chamber of U-shaped link, leave gap between BUILDINGS MODELS lower end and U-shaped link；
Described connecting rod upper end is connected with U-shaped link lower end；
The upper end of described deformation bar is connected with mounting disc lower surface, non-interference between deformation bar and U-shaped link, and deformation bar top is provided with the groove mated with foil gauge, and foil gauge is inlayed and is fixed in groove, two pieces of foil gauge corresponding two deformation bars respectively；
The inner of two springs is all connected with in the middle part of connecting rod, and the outer end of two springs is connected with two deformation bars respectively；The link position of spring and deformation bar is positioned at below foil gauge；
Described BUILDINGS MODELS is the hollow structure of lower ending opening, the circumferential side wall of BUILDINGS MODELS is provided with multiple pressure tap, BUILDINGS MODELS is internally provided with many pressure-measuring pipes, the pressure measurement port of pressure-measuring pipe is connected with pressure tap, multiple pressure taps and many pressure-measuring pipe one_to_one corresponding, the pipeline of pressure-measuring pipe is outwards drawn from the gap location between BUILDINGS MODELS lower end and U-shaped link.
During the application present invention, make BUILDINGS MODELS in advance and BUILDINGS MODELS be arranged on installation pedestal, then installation pedestal being integrally placed in wind-tunnel；nullAfter wind-tunnel starts，Airflow function is on BUILDINGS MODELS，BUILDINGS MODELS will swing under wind action，And then the band dish that is dynamically connected swings together，Now，Being connected to the U-shaped link on connection dish lower surface also can drive connecting rod to move，During connecting rod motion，Spring just deforms upon under the draw of connecting rod，So that deformation bar also deforms upon and finally by the perception of foil gauge institute，Obtain manometric test data，In aforementioned process，Owing to being provided with pressure-measuring pipe in BUILDINGS MODELS，Just in the process of BUILDINGS MODELS vibration, the air pressure of various location on BUILDINGS MODELS can be detected in real time and obtain aeroelastic test data，Finally allow the invention to synchronously complete the test data that aeroelastic test is relevant with manometric test acquisition，Compared to prior art，After adopting the present invention，Owing to aeroelastic test data and manometric test data synchronous detecting in BUILDINGS MODELS vibration processes arrives，It is greatly improved the fidelity of test and the comprehensive of data，The result of the test obtained accordingly is also more accurate、Reliably；In sum, the wind-excited responese of structure and aerodynamic force can be measured by the present invention simultaneously, and measured aerodynamic force contains the impact of structural vibration (impact of fluid structurecoupling), and experimental result is closer to the charming appearance and behaviour operative condition of practical structures.
Preferably, described mounting disc is made up of substrate, fixing plate and connection ring；Described substrate upper surface is provided with rectangular recess, and the middle part of rectangular recess bottom land is provided with circular port；The circumferential profile of described fixing plate mates with rectangular recess, and fixing plate is embedded in rectangular recess, is provided with, in the middle part of fixing plate, the through hole mated with described circular port；Described connection ring set is connected in the through hole on fixing plate, and connection ring is fixing with fixing plate to be connected, and namely the endoporus connecting ring forms described manhole, and the diameter of manhole is less than the diameter of described circular port；Being provided with the bearing block mated with described bearing on described connection ring, the outer end of bearing and bearing block are rotationally connected.Being primarily intended to of this preferred version is adopted to consider to reduce difficulty of processing and be easy to that rotary part carries out cleaning safeguard and be conveniently replaceable the easy-abrasion parts such as bearing.
Preferably, described connecting rod axially with the central axis being connected dish, described deformation bar axial vertical with mounting disc end face, and the distributing position of two deformation bars is symmetrical centered by the center of circle of manhole；Described spring axially parallel with mounting disc end face, and spring is axial vertical with the axial space of bearing.After adopting this preferred version, it is possible to make the motion of BUILDINGS MODELS be converted into the deformation of spring to greatest extent, it is simple to later data processes.
Preferably, described connecting rod being provided with an annulus mass block, annulus mass block is socketed in the middle part of connecting rod.After being provided with mass, by the size of quality of regulation block, the fundamental vibration frequency of BUILDINGS MODELS can be adjusted, improve the controllability of test.
Preferably, the outer peripheral face of described mass arranging the hook mated with spring, the inner of spring is connected with hook.
Preferably, described installation pedestal is arranged below the container of a upper end open；Described connecting rod lower end is provided with a damping fin, and damping fin is arranged in container intracavity；Damping oil it is loaded with in container.In process of the test, the contact area (namely controlling degree of depth of damping fin immersion damping oil) that can pass through damping adjusting sheet and damping oil regulates damping ratio when BUILDINGS MODELS vibrates.
Preferably, described installation pedestal is arranged below an erecting bed, and erecting bed is connected with mounting disc lower surface by many joint pins, and described container is arranged on erecting bed upper surface.Installation pedestal and sets of containers are become one by this preferred version, it is simple to carrying, meanwhile, also can directly utilize erecting bed and be supported installing pedestal as support portion.
The method have the benefit that: the test data that aeroelastic test is relevant with manometric test acquisition can be synchronously completed, owing to two kinds of test datas synchronous detecting in BUILDINGS MODELS vibration processes arrives, it is greatly improved the fidelity of test and the comprehensive of data.
Accompanying drawing explanation
Fig. 1, the present invention optimal case structural representation；
The covering being used for installing bearing (in figure in circle shown in labelling A, has been made transparent processing by Fig. 2, mounting disc end view；Bolt shown in labelling B is used for fixedly mounting dish and deformation bar；Bolt shown in labelling C is used for fixedly mounting dish and joint pin；Bolt shown in labelling D is used for fixedly mounting dish and clamping plate；Bolt shown in labelling E is used for fixedly mounting dish and U-shaped link)；
In figure, the title corresponding to each labelling is respectively as follows: BUILDINGS MODELS 1, substrate 2, fixing plate 3, connects ring 4, connection dish 5, clamping plate 6, U-shaped link 7, deformation bar 8, foil gauge 9, mass 10, connecting rod 11, spring 12, container 13, damping fin 14, bearing 15.
Detailed description of the invention
A kind of mixing flow tunnel testing device that can simultaneously carry out aeroelastic test and manometric test, including BUILDINGS MODELS 1 with for the installation pedestal of clamping BUILDINGS MODELS 1, its innovation is in that: described installation pedestal is made up of mounting disc, connection dish 5, two clamping plates 6, U-shaped link 8, two pieces of foil gauges 9 of 7, two deformation bars, 11, two springs 12 of connecting rod and two bearings 15；
Described mounting disc is horizontally disposed with, and is provided with manhole in the middle part of mounting disc；
Described connection dish 5 is disc-shaped structure body, and connection dish 5 is arranged in manhole, and connection dish 5 is concentric with manhole, and the external diameter of connection dish 5 is less than the aperture of manhole, and the middle part of connection dish 5 is provided with installing hole；
Described bearing 15 is arranged at the position between mounting disc and connection dish 5, bearing 15 axially parallel with mounting disc end face, the inner of bearing 15 is rotationally connected with being connected dish 5, the outer end of bearing 15 and mounting disc are rotationally connected, axially overlapping with the radial direction being connected dish 5 of bearing 15, and two bearings 15 are coaxial, described connection dish 5 can rotate under the supporting role of two bearings 15；Referring to Fig. 2, when being embodied as, breach can be set in the corresponding position at connection dish 5 edge and manhole, bearing groove is set in breach, after bearing 15 installs, with covering, bearing 15 end be wrapped；
Described BUILDINGS MODELS 1 is socketed in installing hole, and the lower end of BUILDINGS MODELS 1 extends to the lower section of connection dish 5 lower surface, leaves gap between BUILDINGS MODELS 1 and installing hole hole wall；
The upper end of described clamping plate 6 is fixing with the lower surface being connected dish 5 to be connected, two clamping plates 6 lays respectively at the both sides of BUILDINGS MODELS 1, the horizontal inner side face of clamping plate 6 and BUILDINGS MODELS 1 wall contacts, being bolted between two clamping plates 6, BUILDINGS MODELS 1 bottom can be clamped by two clamping plates 6 under the fastening effect of bolt；
Described U-shaped link 7 is opening up, and two ends of U-shaped link 7 upper end are fixing with the lower surface being connected dish 5 to be connected, and described clamping plate 6 are arranged in the inner chamber of U-shaped link 7, leave gap between BUILDINGS MODELS 1 lower end and U-shaped link 7；
Described connecting rod 11 upper end is connected with U-shaped link 7 lower end；
The upper end of described deformation bar 8 is connected with mounting disc lower surface, between deformation bar 8 and U-shaped link 7 non-interference, deformation bar 8 top is provided with the groove mated with foil gauge 9, and foil gauge 9 is inlayed and is fixed in groove, two pieces of foil gauge 9 corresponding two deformation bars 8 respectively；
The inner of two springs 12 is all connected with in the middle part of connecting rod 11, and the outer end of two springs 12 is connected with two deformation bars 8 respectively；The link position of spring 12 and deformation bar 8 is positioned at below foil gauge 9；
Described BUILDINGS MODELS 1 is the hollow structure of lower ending opening, the circumferential side wall of BUILDINGS MODELS 1 is provided with multiple pressure tap, BUILDINGS MODELS 1 is internally provided with many pressure-measuring pipes, the pressure measurement port of pressure-measuring pipe is connected with pressure tap, multiple pressure taps and many pressure-measuring pipe one_to_one corresponding, the pipeline of pressure-measuring pipe is outwards drawn from the gap location between BUILDINGS MODELS 1 lower end and U-shaped link 7.
Further, described mounting disc is made up of substrate 2, fixing plate 3 and connection ring 4；Described substrate 2 upper surface is provided with rectangular recess, and the middle part of rectangular recess bottom land is provided with circular port；The circumferential profile of described fixing plate 3 mates with rectangular recess, and fixing plate 3 is embedded in rectangular recess, is provided with, in the middle part of fixing plate 3, the through hole mated with described circular port；Described connection ring 4 is socketed in the through hole on fixing plate 3, and connection ring 4 is fixing with fixing plate 3 to be connected, and namely the endoporus connecting ring 4 forms described manhole, and the diameter of manhole is less than the diameter of described circular port；Being provided with the bearing block mated with described bearing 15 on described connection ring 4, the outer end of bearing 15 and bearing block are rotationally connected.
Further, described connecting rod 11 axially with the central axis being connected dish 5, described deformation bar 8 axial vertical with mounting disc end face, and the distributing position of two deformation bars 8 is symmetrical centered by the center of circle of manhole；Described spring 12 axially parallel with mounting disc end face, and spring 12 is axial vertical with the axial space of bearing 15.
Further, described connecting rod 11 being provided with an annulus mass block 10, annulus mass block 10 is socketed in the middle part of connecting rod 11.
Further, the outer peripheral face of described mass 10 arranging the hook mated with spring 12, the inner of spring 12 is connected with hook.
Further, described installation pedestal is arranged below the container 13 of a upper end open；Described connecting rod 11 lower end is provided with a damping fin 14, and damping fin 14 is arranged in container 13 inner chamber；It is loaded with damping oil in container 13.
Further, described installation pedestal is arranged below an erecting bed, and erecting bed is connected with mounting disc lower surface by many joint pins, and described container 13 is arranged on erecting bed upper surface.
Claims (7)
1. the mixing flow tunnel testing device that can simultaneously carry out aeroelastic test and manometric test, including BUILDINGS MODELS (1) with for the installation pedestal of clamping BUILDINGS MODELS (1), it is characterised in that: described installation pedestal is made up of mounting disc, connection dish (5), two clamping plates (6), U-shaped link (7), two deformation bars (8), two pieces of foil gauges (9), connecting rod (11), two springs (12) and two bearings (15)；
Described mounting disc is horizontally disposed with, and is provided with manhole in the middle part of mounting disc；
Described connection dish (5) is disc-shaped structure body, and connection dish (5) is arranged in manhole, and connection dish (5) is concentric with manhole, and the external diameter of connection dish (5) is less than the aperture of manhole, and the middle part of connection dish (5) is provided with installing hole；
Described bearing (15) is arranged at the position between mounting disc and connection dish (5), bearing (15) axially parallel with mounting disc end face, the inner of bearing (15) is rotationally connected with being connected dish (5), the outer end of bearing (15) and mounting disc are rotationally connected, axially overlapping with the radial direction being connected dish (5) of bearing (15), and two bearings (15) are coaxial, described connection dish (5) can rotate under the supporting role of two bearings (15)；
Described BUILDINGS MODELS (1) is socketed in installing hole, and the lower end of BUILDINGS MODELS (1) extends to the lower section of connection dish (5) lower surface, leaves gap between BUILDINGS MODELS (1) and installing hole hole wall；
The upper end of described clamping plate (6) is fixing with the lower surface being connected dish (5) to be connected, two clamping plates (6) lays respectively at the both sides of BUILDINGS MODELS (1), the horizontal inner side face of clamping plate (6) and BUILDINGS MODELS (1) wall contacts, two clamping plates is bolted between (6), and BUILDINGS MODELS (1) bottom can be clamped by two clamping plates (6) under the fastening effect of bolt；
Described U-shaped link (7) is opening up, two ends of U-shaped link (7) upper end are fixing with the lower surface being connected dish (5) to be connected, described clamping plate (6) are arranged in the inner chamber of U-shaped link (7), leave gap between BUILDINGS MODELS (1) lower end and U-shaped link (7)；
Described connecting rod (11) upper end is connected with U-shaped link (7) lower end；
The upper end of described deformation bar (8) is connected with mounting disc lower surface, between deformation bar (8) and U-shaped link (7) non-interference, deformation bar (8) top is provided with the groove mated with foil gauge (9), foil gauge (9) is inlayed and is fixed in groove, two pieces of foil gauge (9) corresponding two deformation bars (8) respectively；
The inner of two springs (12) is all connected with connecting rod (11) middle part, and the outer end of two springs (12) is connected with two deformation bars (8) respectively；The link position of spring (12) and deformation bar (8) is positioned at foil gauge (9) lower section；
The hollow structure that described BUILDINGS MODELS (1) is lower ending opening, the circumferential side wall of BUILDINGS MODELS (1) is provided with multiple pressure tap, BUILDINGS MODELS (1) is internally provided with many pressure-measuring pipes, the pressure measurement port of pressure-measuring pipe is connected with pressure tap, multiple pressure taps and many pressure-measuring pipe one_to_one corresponding, the pipeline of pressure-measuring pipe is outwards drawn from the gap location between BUILDINGS MODELS (1) lower end and U-shaped link (7).
2. the mixing flow tunnel testing device that can simultaneously carry out aeroelastic test and manometric test according to claim 1, it is characterised in that: described mounting disc is made up of substrate (2), fixing plate (3) and connection ring (4)；Described substrate (2) upper surface is provided with rectangular recess, and the middle part of rectangular recess bottom land is provided with circular port；The circumferential profile of described fixing plate (3) mates with rectangular recess, and fixing plate (3) is embedded in rectangular recess, and fixing plate (3) middle part is provided with the through hole mated with described circular port；Described connection ring (4) is socketed in the through hole on fixing plate (3), and connection ring (4) is fixing with fixing plate (3) to be connected, and the endoporus connecting ring (4) namely forms described manhole, and the diameter of manhole is less than the diameter of described circular port；Being provided with the bearing block mated with described bearing (15) on described connection ring (4), the outer end of bearing (15) and bearing block are rotationally connected.
3. the mixing flow tunnel testing device that can simultaneously carry out aeroelastic test and manometric test according to claim 1 and 2, it is characterized in that: axial and the central axis being connected dish (5) of described connecting rod (11), described deformation bar (8) axially vertical with mounting disc end face, and the distributing position of two deformation bars (8) is symmetrical centered by the center of circle of manhole；Described spring (12) axially parallel with mounting disc end face, and spring (12) is axial vertical with the axial space of bearing (15).
4. the mixing flow tunnel testing device that can simultaneously carry out aeroelastic test and manometric test according to claim 3, it is characterized in that: be provided with an annulus mass block (10) in described connecting rod (11), annulus mass block (10) is socketed in connecting rod (11) middle part.
5. the mixing flow tunnel testing device that can simultaneously carry out aeroelastic test and manometric test according to claim 4, it is characterised in that: arranging the hook mated with spring (12) on the outer peripheral face of described mass (10), the inner of spring (12) is connected with hook.
6. the mixing flow tunnel testing device that can simultaneously carry out aeroelastic test and manometric test according to claim 3, it is characterised in that: described installation pedestal is arranged below the container (13) of a upper end open；Described connecting rod (11) lower end is provided with a damping fin (14), and damping fin (14) is arranged in container (13) inner chamber；Container is loaded with damping oil in (13).
7. the mixing flow tunnel testing device that can simultaneously carry out aeroelastic test and manometric test according to claim 6, it is characterized in that: described installation pedestal is arranged below an erecting bed, erecting bed is connected with mounting disc lower surface by many joint pins, and described container (13) is arranged on erecting bed upper surface.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610114058.8A CN105738069B (en) | 2016-03-01 | 2016-03-01 | Aeroelastic test and the mixing flow tunnel testing device of manometric test can be carried out simultaneously |
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| CN201610114058.8A CN105738069B (en) | 2016-03-01 | 2016-03-01 | Aeroelastic test and the mixing flow tunnel testing device of manometric test can be carried out simultaneously |
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| CN106768788A (en) * | 2016-12-28 | 2017-05-31 | 华南理工大学 | A kind of aeroelasticity experimental system |
| CN107101800A (en) * | 2017-04-06 | 2017-08-29 | 广东电网有限责任公司东莞供电局 | The wind-force measuring apparatus and its measuring method of transmission tower model |
| CN107631856A (en) * | 2017-09-01 | 2018-01-26 | 中国航空工业集团公司沈阳空气动力研究所 | A kind of dynamometry, pressure measurement, angular surveying, vibration suppression allpurpose model |
| CN108507750A (en) * | 2018-06-12 | 2018-09-07 | 广州大学 | A kind of aerodynamic model test device based on gas rigidity |
| CN109115451A (en) * | 2018-11-13 | 2019-01-01 | 重庆大学 | Can with pacing wind pressure, hydraulic pressure, Flow Field Distribution wind-water flow coupled vibrations experimental rig |
| CN109307580A (en) * | 2018-12-05 | 2019-02-05 | 重庆大学 | A kind of synchronization gas bullet-wind Tunnel Measuring Pressure Tests device considering aerodynamic interference effect |
| CN109406086A (en) * | 2018-10-25 | 2019-03-01 | 重庆大学 | One kind being arranged symmetrically formula building structure synchronous gas bullet-survey is pressed-and surveys Air Force device |
| CN112504607A (en) * | 2020-12-09 | 2021-03-16 | 周蕾 | Wind deflection angle continuously adjustable torsion wind profile wind tunnel test passive simulation method |
| CN112562483A (en) * | 2020-12-11 | 2021-03-26 | 重庆大学 | Building structure interference effect experimental device under influence of forced vibration |
| CN114235327A (en) * | 2021-12-24 | 2022-03-25 | 重庆大学 | Full triaxial aeroelastic test device of controllable degree of freedom |
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Cited By (17)
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| CN106768788A (en) * | 2016-12-28 | 2017-05-31 | 华南理工大学 | A kind of aeroelasticity experimental system |
| CN107101800B (en) * | 2017-04-06 | 2020-04-21 | 广东电网有限责任公司东莞供电局 | Wind power measuring equipment and method for power transmission iron tower model |
| CN107101800A (en) * | 2017-04-06 | 2017-08-29 | 广东电网有限责任公司东莞供电局 | The wind-force measuring apparatus and its measuring method of transmission tower model |
| CN107631856A (en) * | 2017-09-01 | 2018-01-26 | 中国航空工业集团公司沈阳空气动力研究所 | A kind of dynamometry, pressure measurement, angular surveying, vibration suppression allpurpose model |
| CN108507750A (en) * | 2018-06-12 | 2018-09-07 | 广州大学 | A kind of aerodynamic model test device based on gas rigidity |
| CN108507750B (en) * | 2018-06-12 | 2023-05-26 | 广州大学 | Gas-bomb model test device based on gas rigidity |
| CN109406086A (en) * | 2018-10-25 | 2019-03-01 | 重庆大学 | One kind being arranged symmetrically formula building structure synchronous gas bullet-survey is pressed-and surveys Air Force device |
| CN109406086B (en) * | 2018-10-25 | 2020-05-12 | 重庆大学 | Synchronous aeroelastic-pressure measuring-air force measuring device for symmetrically-arranged building structure |
| CN109115451A (en) * | 2018-11-13 | 2019-01-01 | 重庆大学 | Can with pacing wind pressure, hydraulic pressure, Flow Field Distribution wind-water flow coupled vibrations experimental rig |
| CN109307580B (en) * | 2018-12-05 | 2019-08-13 | 重庆大学 | A kind of synchronization gas bullet-wind Tunnel Measuring Pressure Tests device considering aerodynamic interference effect |
| CN109307580A (en) * | 2018-12-05 | 2019-02-05 | 重庆大学 | A kind of synchronization gas bullet-wind Tunnel Measuring Pressure Tests device considering aerodynamic interference effect |
| CN112504607A (en) * | 2020-12-09 | 2021-03-16 | 周蕾 | Wind deflection angle continuously adjustable torsion wind profile wind tunnel test passive simulation method |
| CN112504607B (en) * | 2020-12-09 | 2021-06-29 | 周蕾 | Wind deflection angle continuously adjustable torsion wind profile wind tunnel test passive simulation method |
| CN112562483A (en) * | 2020-12-11 | 2021-03-26 | 重庆大学 | Building structure interference effect experimental device under influence of forced vibration |
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Effective date of registration: 20181219 Address after: 400030 Sha Zheng street, Shapingba District, Chongqing City, No. 174 Co-patentee after: Guangdong Mao Bridge Engineering Design Research Co., Ltd. Patentee after: Chongqing University Address before: No. 66, Xuefu Avenue, Nanan District, Chongqing City, Chongqing Patentee before: Chen Zengshun |
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