CN202208903U - Vertical circulating water flow test device - Google Patents
Vertical circulating water flow test device Download PDFInfo
- Publication number
- CN202208903U CN202208903U CN2011203233039U CN201120323303U CN202208903U CN 202208903 U CN202208903 U CN 202208903U CN 2011203233039 U CN2011203233039 U CN 2011203233039U CN 201120323303 U CN201120323303 U CN 201120323303U CN 202208903 U CN202208903 U CN 202208903U
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- circulating line
- tank body
- water
- motor
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Abstract
The utility model provides a vertical circulating water flow test device which comprising a test flume, a driving system and a collection control system, wherein the test flume comprises a flume body and a circulating line below the flume body; two ends of the circulating line are bent upwards and connected to a water inlet and a water outlet at the end parts of the flume body, so as to form a vertical circulating loop in which water flows are communicated with each other; the driving system comprises a motor and a propeller which are connected with each other coaxially; the collection control system comprises a flow rate and flow velocity measuring instrument, a computer and a frequency converter; the flow rate and flow velocity measuring instrument measures the practical flow rate of water in the test flume, and inputs the measured value to the computer; the computer calculates and analyzes the measured value, and then outputs an instruction to the frequency converter; and the rotational speeds of the motor and the propeller are controlled and adjusted automatically, so that the flow rate of water in the test flume is kept in a preset value range. The large-flow rate, low-power consumption and high-flow velocity design is realized, so as to provide a reliable test technical means for marine environment monitoring instrument equipment and ocean energy power generation devices to carry out water flow test.
Description
Technical field
The utility model relates to the water flow test device, particularly relates to a kind of employing and revolves the experimental rig that oar drives the current vertical circulation.
Background technology
In the ocean development process, the research and development of new and high technologies such as ocean monitoring technologytechnologies, ocean energy evaluation and exploration technology is the important step that promotes the ocean Sustainable Development and Utilization.
Yet marine environment is changeable and complicated, and key elements such as ocean current, wind, wave directly act on marine environmental monitoring plant and instrument and the power generation with marine energy device, influence the intensity and the stability of equipment.
Therefore; In marine environmental monitoring plant and instrument and power generation with marine energy device development process; Simulation laboratory test is one of important research means, can reproduce marine environment through indoor marine environment experimental rig, the technical indicator and the environmental suitability of check marine monitoring plant and instrument and power generation with marine energy device; For the development of marine environmental monitoring and ocean energy evaluation and exploration technology provides scientific basis, promote the industrialization process of ocean high and new technology research and development achievement.
Ocean current is important ocean dynamical environment key element, and the water flow test tank of simulation ocean current environment becomes main indoor marine environment experimental rig.At present, the water flow test tank mainly forms the horizontal cyclic current, comprises two kinds of working methods, and water pump drives or revolves oar and drives.Under high flow rate, big flow operating mode, it is huge that the water pump type of drive consumes power of motor, increases experimentation cost.Driven by motor is revolved the horizontal cyclic water flow mode that oar drives, and the test facilities floor space is too big, is mostly facility on a small scale at present.Yet the mixed flow section is short in the facility experimental tank on a small scale, and pilot region is not easy to form stable flow field, influences the authenticity of experimental data.
Summary of the invention
The existing problem of water flow test tank to prior art simulation ocean current environment; The utility model is released the novel vertical circulation water flow test device that oar drives working method that revolves; Can under high flow rate, big flow operating mode, realize the low-power consumption running, reduce the floor space that test facilities are built simultaneously.
The related vertical circulation water flow test device of the utility model comprises experimental tank, drive system, acquisition control system.Experimental tank is made up of tank body and circulating line, and the tank body is rectangular shape, is fixed on the base, and circulating line is arranged in the base of tank body bottom, and circulating line is positioned under the tank body.
The tank body interior is full of flowing water, and two ends are reinforced concrete structure, and the bottom, two ends sets out the mouth of a river and water inlet.In the middle of the tank body is pilot region, and both sides are the tempered glass structure, is convenient to observe process of the test in the tank body.
Circulating line is a closed conduit, segment design, and every section two ends are provided with flange, and flange connects with bolt, the junction packing matcrial.The circulating line two ends form bend pipe upwards, and the bend pipe at two ends is communicated with the delivery port and the water inlet of tank body two side ends bottom respectively.The delivery port and the water inlet of tank body two side lower parts are provided with the grid fairing respectively.Tank body and circulating line form the current vertical circulation loop of internal communication.
Drive system comprises motor and revolves oar, and motor is installed on the base of tank body bottom, motor with revolve that oar is coaxial to be connected.Motor is arranged on the circulating line outside of tank body delivery port below, revolves oar and is arranged in the circulating line.Motor shaft follows axis, endless tube road and passes the circulating line tube wall and connect and to revolve oar, and motor shaft is connected with the movable sealing of circulating line tube wall.
Acquisition control system comprises flow velocity measuring instrument, computer and frequency converter.The flow velocity measuring instrument is arranged in the flowing water of experimental tank, connects the computer input.Computer connects frequency converter, and frequency converter connects the motor of drive system.
When the related vertical circulation water flow test device of the utility model carries out the flow velocity test, at first in the acquisition control system computer, set the water velocity in the tank, frequency converter calculates motor speed according to setting flow velocity; Power up starter motor; Drive is revolved oar and is rotated simultaneously, drives that water body flows along pipeline in the circulating line, the tank body above current get into through the water inlet that connects below the tank body side; Then; Flowing water passes the delivery port that connects below another side of tank body and gets into circulating line, in circulating line, obtains the driving force of revolving oar again, proceeds water circulation.In the water circulation process; Actual flow velocity in the flow velocity measuring instrument experiment with measuring tank; And will measure numerical value input computer, after Computing was analyzed, output order was to frequency converter; Automatically control with regulate motor and revolve the oar rotating speed, thereby make flow speed stability in the experimental tank in the default value scope.
The related vertical circulation water flow test device of the utility model has been realized the design of big flow, low-power consumption, high flow rate; The floor space that test facilities are built is reduced in vertical circulation current loop, and carrying out water flow test for the marine environmental monitoring plant and instrument that adopts the turbine working method and power generation with marine energy device provides reliable experimental technique means.
Description of drawings
The vertical circulation water flow test apparatus structure sketch map that Fig. 1 relates to for the utility model.
Description of symbols among the figure:
1, tank body 2, flowing water
3, flow velocity measuring instrument 4, delivery port
5, motor 6, revolve oar
7, circulating line 8, base
9, water inlet.
The specific embodiment
Combine accompanying drawing that the technical scheme of the utility model is further specified at present.Fig. 1 has shown the basic structure of the vertical circulation water flow test device that the utility model relates to.As shown in Figure 1, the related vertical circulation water flow test device of the utility model comprises experimental tank, drive system, acquisition control system.Experimental tank is made up of tank body 1 and circulating line 7, and tank body 1 is fixed on the base 8 with circulating line 7.Tank body 1 inside is full of flowing water 2; Circulating line 7 is positioned under the tank body 1; Circulating line 7 two ends are bent upwards the water inlet 9 and delivery port 4 that connects tank body 1 both side ends, and tank body 1 constitutes the vertical circulation loop that water flow inside communicates with circulating line 7.
Drive system comprises motor 5 and revolves oar 6, and motor 5 is installed on the base 8, and oar 6 is revolved in motor 5 coaxial connections.Motor 5 is arranged on the outside of the delivery port 4 below circulating lines 7 of tank body 1, revolves oar 6 and is arranged in the circulating line 7.Motor shaft follows 7 axis, endless tube road and passes circulating line 7 tube walls and connect and to revolve oar 6, and motor shaft is connected with circulating line 7 tube wall movable sealings.
Acquisition control system comprises flow velocity measuring instrument 3, computer and frequency converter.Flow velocity measuring instrument 3 is placed among the flowing water 2 of tank body 1.Flow velocity measuring instrument 3 is arranged in the flowing water 2 of experimental tank, gathers the measured value of flow velocity, and is transferred to computer, and computer control frequency converter, thereby the rotating speed of control motor 5 and rotating plasma 6 make waterflow stabilization in the tank body 1 at preset value.
Between flow velocity measuring instrument 3, computer, frequency converter and the motor 5, all adopt flexible cord to connect, carry the signal of telecommunication.
Claims (3)
1. vertical circulation water flow test device; Comprise experimental tank, drive system, acquisition control system, it is characterized in that: experimental tank is made up of tank body and circulating line, and tank body and circulating line are fixed on the base; The tank body interior is full of water; Circulating line is positioned under the tank body, and the circulating line two ends are bent upwards and connect respectively the water inlet and the delivery port of tank body end, and tank body and circulating line constitute the vertical circulation loop that water flow inside communicates; Drive system comprises motor and revolves oar, motor with revolve that oar is coaxial to be connected, revolve oar and be arranged in the circulating line; Acquisition control system comprises flow velocity measuring instrument, computer and frequency converter, and the flow velocity measuring instrument is arranged in the flowing water of experimental tank, and connects the computer input, and computer connects frequency converter, and frequency converter connects the motor of drive system.
2. vertical circulation water flow test device according to claim 1, it is characterized in that: the tank body is rectangular shape, and two ends are reinforced concrete structure, and both sides, intermediate experiment zone are tempered glass.
3. vertical circulation water flow test device according to claim 1; It is characterized in that: the motor of drive system is installed on the base; Be arranged on the circulating line outside of tank body delivery port below; Motor shaft follows axis, endless tube road and passes the oar that revolves in the circulating line tube wall connection circulating line, and motor shaft is connected with the movable sealing of circulating line tube wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203233039U CN202208903U (en) | 2011-08-31 | 2011-08-31 | Vertical circulating water flow test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203233039U CN202208903U (en) | 2011-08-31 | 2011-08-31 | Vertical circulating water flow test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202208903U true CN202208903U (en) | 2012-05-02 |
Family
ID=45988455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203233039U Expired - Fee Related CN202208903U (en) | 2011-08-31 | 2011-08-31 | Vertical circulating water flow test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202208903U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104819826A (en) * | 2015-04-10 | 2015-08-05 | 浙江海洋学院 | Ship model performance testing water tank |
| CN106124161A (en) * | 2016-08-22 | 2016-11-16 | 天津大学 | A kind of tank carrying out for the hydraulic turbine testing |
| CN106568573A (en) * | 2016-11-09 | 2017-04-19 | 天津大学 | Propeller-driven vertical air cushion circulating water tank |
| CN106768836A (en) * | 2016-12-07 | 2017-05-31 | 天津大学 | A kind of vertical circulating water chennel for turbine test |
| CN110907619A (en) * | 2019-11-06 | 2020-03-24 | 生态环境部华南环境科学研究所 | Box type simulation experiment device for pollutant migration and conversion and oxygen balance mechanism |
| CN113463561A (en) * | 2021-07-07 | 2021-10-01 | 浙江省水利河口研究院(浙江省海洋规划设计研究院) | Automatic balance circulation sand conveying moving bed model test water tank |
| CN114112293A (en) * | 2021-08-30 | 2022-03-01 | 水利部交通运输部国家能源局南京水利科学研究院 | Rectification measurement and control system for water tank and flow regulation control method |
-
2011
- 2011-08-31 CN CN2011203233039U patent/CN202208903U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104819826A (en) * | 2015-04-10 | 2015-08-05 | 浙江海洋学院 | Ship model performance testing water tank |
| CN106124161A (en) * | 2016-08-22 | 2016-11-16 | 天津大学 | A kind of tank carrying out for the hydraulic turbine testing |
| CN106568573A (en) * | 2016-11-09 | 2017-04-19 | 天津大学 | Propeller-driven vertical air cushion circulating water tank |
| CN106568573B (en) * | 2016-11-09 | 2019-04-09 | 天津大学 | A kind of vertical air cushion circulating water chennel of propeller driving |
| CN106768836A (en) * | 2016-12-07 | 2017-05-31 | 天津大学 | A kind of vertical circulating water chennel for turbine test |
| CN110907619A (en) * | 2019-11-06 | 2020-03-24 | 生态环境部华南环境科学研究所 | Box type simulation experiment device for pollutant migration and conversion and oxygen balance mechanism |
| CN113463561A (en) * | 2021-07-07 | 2021-10-01 | 浙江省水利河口研究院(浙江省海洋规划设计研究院) | Automatic balance circulation sand conveying moving bed model test water tank |
| CN113463561B (en) * | 2021-07-07 | 2022-02-08 | 浙江省水利河口研究院(浙江省海洋规划设计研究院) | Automatic balance circulation sand conveying moving bed model test water tank |
| CN114112293A (en) * | 2021-08-30 | 2022-03-01 | 水利部交通运输部国家能源局南京水利科学研究院 | Rectification measurement and control system for water tank and flow regulation control method |
| CN114112293B (en) * | 2021-08-30 | 2024-04-09 | 水利部交通运输部国家能源局南京水利科学研究院 | Rectifying measurement and control system and rectifying control method for water tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120502 Termination date: 20120831 |