CN205805881U - Tunnel distance frequency-conversion ventilating system - Google Patents
Tunnel distance frequency-conversion ventilating system Download PDFInfo
- Publication number
- CN205805881U CN205805881U CN201620745314.9U CN201620745314U CN205805881U CN 205805881 U CN205805881 U CN 205805881U CN 201620745314 U CN201620745314 U CN 201620745314U CN 205805881 U CN205805881 U CN 205805881U
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- converter
- tunnel
- intelligent controller
- sensor
- ventilating system
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Abstract
This utility model provides a kind of tunnel distance frequency-conversion ventilating system, including suppression higher hamonic wave and the converter of clutter, described converter is arranged on hole, front end is connected to the jet blower ventilated, rear end connects the intelligent controller controlling whole piece tunnel, described intelligent controller rear end connects central control computer, and side is connected to gather environment and the sensor of transport information by multinode joint.This utility model is by the circuit design of restructuring converter sinusoidal filter and adjusts running parameter, obtains suppressing the higher hamonic wave under distance frequency conversion, clutter converter, makes variable-frequency ventilation technology can apply to major long tunnel operation ventilation.
Description
Technical field
This utility model relates to a kind of tunnel distance frequency-conversion ventilating system.
Background technology
In general, air condition good in tunnel is one of essential condition of traffic safety, meanwhile, and good sky
Gas can also be preferably minimized the noxious air in tunnel or pollutant concentration, to ensure the safety of running car and comfortable
Property.Therefore, tunnel ventilation condition is an important performance assessment criteria as tunnel safety.At present, the conventional draft type in tunnel
Using the frequency-conversion ventilating system that converter is arranged on outside tunnel, the shortcoming of this system is: converter is arranged on outside tunnel, distance
Higher hamonic wave, clutter that power supply can bring because of converter produce high-frequency percussion voltage, to ventilation blower properly functioning bring fatal
Damage.Therefore, it is necessary to a kind of tunnel of design distance frequency-conversion ventilating system solves the problems referred to above.
Utility model content
This utility model provides a kind of tunnel distance frequency-conversion ventilating system, with solve that current distance powers can be because of frequency conversion
Higher hamonic wave, clutter that device brings produce the high-frequency percussion voltage problem of bringing fatal damage properly functioning to ventilation blower.
To achieve these goals, this utility model is to realize by the following technical solutions: a kind of tunnel distance
Frequency-conversion ventilating system, including suppression higher hamonic wave and the converter of clutter, also includes jet blower, intelligent controller, central authorities' control
Computer processed and sensor, described converter is arranged on hole, and front end is connected to the jet blower ventilated, and rear end connects control
The intelligent controller in whole piece tunnel, described intelligent controller rear end connects central control computer, and side passes through multinode joint
It is connected to gather environment and the sensor of transport information；
Wherein, described converter and jet blower communication, it is used for distance to jet by suppression higher hamonic wave and clutter
Blower fan sends frequency variation signal；
Described intelligent controller and sensor communication, for carrying out data process by environment and the car flow information of collection；
Described intelligent controller and inverter communication, for sending the adjustment signal controlling jet blower；
Described intelligent controller and central control computer communication, for receiving the control signal of Control System Software.
Further, described sensor includes: Traffic volume detecting device, pollutant sensor and wind speed and direction detector.
Further, described converter is provided with energy-saving module, and described energy-saving module connects display.
Further, described energy-saving module is provided with electrical quantity sensor, by described display show in real time energy-saving efficiency and
Energy-conservation electricity.
The beneficial effects of the utility model are:
This system is by the restructuring circuit of converter sinusoidal filter and have adjusted transformator running parameter, obtains suppressing
Higher hamonic wave under distance frequency conversion, the converter of clutter, make variable-frequency ventilation technology can apply to major long tunnel operation ventilation.Should
The advantage of system includes: (1) avoids distance to power can produce high-frequency percussion electricity because of higher hamonic wave, the clutter that converter brings
Pressure, brings fatal damage to ventilation blower is properly functioning；(2) ensure normally to work electricity consumption more than the jet blower of 3000 meters of distances
The generation of Leakage Current in requirement, and limiting circuitry；(3) reduce the harmonic wave interference to other electrical equipment, and protect converter
Do not affected by electrical network abnormal voltage and electric current.
Accompanying drawing explanation
Fig. 1 is one system connection figure of this utility model tunnel distance frequency-conversion ventilating system；
In figure: 1-central control computer, 2-intelligent controller, 3-converter, 4-jet blower, 5-pollutant sense
Device, 6-Traffic volume detecting device, 7-wind speed and direction detector.
Detailed description of the invention
For the technical scheme making those skilled in the art be more fully understood that in this utility model embodiment, and make this reality
Can become apparent from understandable by the above-mentioned purpose of new embodiment, feature and advantage, real to this utility model below in conjunction with the accompanying drawings
Execute technical scheme in example to be described in further detail.
See Fig. 1, connect figure, at the present embodiment for one system of this utility model tunnel distance frequency-conversion ventilating system
In, tunnel distance frequency-conversion ventilating system includes central control computer 1, intelligent controller 2, converter 3, jet blower 4, dirt
Dye thing sensor 5, Traffic volume detecting device 6 and wind speed and direction detector 7, converter is by the band of converter sinusoidal filter of recombinating
Circuit passband, obtains suppressing the higher hamonic wave under distance frequency conversion, the converter of clutter, contacts by adjusting main circuit of frequency converter
Device, input side current harmonics elimination option, outlet side du/dt suppression option, electromagnetic interference suppression option, braking energy release choosing
The operating parameter values of part, makes to match with at suppression higher hamonic wave, the wave filter of clutter；Converter is arranged on the hole in tunnel,
By the cable more than 3000 meters, being connected with jet blower by converter, rear end is connected with intelligent controller by control line, intelligence
Can connect central control computer in controller rear end, side connects Traffic volume detecting device by multinode joint, pollutant sense
Device and wind speed and direction detector；Traffic volume detecting device, pollutant sensor and wind speed and direction detector are gathered by intelligent controller
Information be collected, will collect after information be analyzed and process, obtain wind direction information, information of vehicle flowrate and pollution level
Information, according to tunnel wind direction, sends the signal of the direction of rotation adjusting jet blower to converter, according to vehicle flowrate and pollution journey
Degree, sends adjustment jet blower rotating speed to converter and reaches the signal of tunnel normal operation Air Quantity Required, and converter receives control
After signal processed, send to jet blower and perform signal, control jet blower rotating speed and turn to.Central computer is provided with control system
System software, supervisor can click on rotating speed and the direction of the associated button control jet blower at software visualization interface.
Converter is additionally provided with energy-saving module in the present embodiment, and energy-saving module connects display, and energy-saving module is by passing
Sensor detects each jet blower power consumption situation in real time, and real-time power consumption and standard power consumption is contrasted, in display
Energy-saving efficiency and energy-conservation electricity is shown on device.
As seen from the above-described embodiment, this system by the restructuring circuit of converter sinusoidal filter and have adjusted transformator work
Make parameter, obtain suppressing the higher hamonic wave under distance frequency conversion, the converter of clutter, make variable-frequency ventilation technology can apply to long
Big permanent ventilation of tunnel.The advantage of this system includes: (1) avoids distance to power the higher hamonic wave, miscellaneous can brought because of converter
Ripple produces high-frequency percussion voltage, brings fatal damage to ventilation blower is properly functioning；(2) jet more than 3000 meters of distances is ensured
Blower fan normally works electricity consumption requirement, and the generation of Leakage Current on limiting circuitry；(3) reduce harmonic wave other electrical equipment is done
Disturb, and protect converter not affected by electrical network abnormal voltage and electric current.
Finally illustrating, above example is only in order to illustrate the technical solution of the utility model and unrestricted, although ginseng
According to preferred embodiment, this utility model is described in detail, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent, without deviating from objective and the model of technical solutions of the utility model
Enclosing, it all should be contained in the middle of right of the present utility model.
Claims (4)
1. a tunnel distance frequency-conversion ventilating system, including suppression higher hamonic wave and the converter of clutter, it is characterised in that: also
Including jet blower, intelligent controller, central control computer and sensor, described converter is arranged on hole, and front end connects
For the jet blower ventilated, rear end connects the intelligent controller controlling whole piece tunnel, during described intelligent controller rear end connects
Centre controls computer, and side is connected to gather environment and the sensor of transport information by multinode joint；
Wherein, described converter and jet blower communication, it is used for distance to jet blower by suppression higher hamonic wave and clutter
Send frequency variation signal；
Described intelligent controller and sensor communication, for carrying out data process by environment and the car flow information of collection；
Described intelligent controller and inverter communication, for sending the adjustment signal controlling jet blower；
Described intelligent controller and central control computer communication, for receiving the control signal of Control System Software.
A kind of tunnel the most according to claim 1 distance frequency-conversion ventilating system, it is characterised in that: described sensor bag
Include: Traffic volume detecting device, pollutant sensor and wind speed and direction detector.
A kind of tunnel the most according to claim 1 distance frequency-conversion ventilating system, it is characterised in that: described converter is provided with
Energy-saving module, described energy-saving module connects display.
A kind of tunnel the most according to claim 3 distance frequency-conversion ventilating system, it is characterised in that: described energy-saving module sets
There is electrical quantity sensor, show energy-saving efficiency and energy-conservation electricity in real time by described display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620745314.9U CN205805881U (en) | 2016-07-14 | 2016-07-14 | Tunnel distance frequency-conversion ventilating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620745314.9U CN205805881U (en) | 2016-07-14 | 2016-07-14 | Tunnel distance frequency-conversion ventilating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205805881U true CN205805881U (en) | 2016-12-14 |
Family
ID=57511313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620745314.9U Expired - Fee Related CN205805881U (en) | 2016-07-14 | 2016-07-14 | Tunnel distance frequency-conversion ventilating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205805881U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740405A (en) * | 2016-12-23 | 2017-05-31 | 河南森源重工有限公司 | A kind of high security multi-functional dust suppression car of the application wind amount of sending Self Matching technology |
| CN111594253A (en) * | 2020-05-29 | 2020-08-28 | 北京交科公路勘察设计研究院有限公司 | ETC portal system-based intelligent ventilation control system and method for highway tunnel |
-
2016
- 2016-07-14 CN CN201620745314.9U patent/CN205805881U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740405A (en) * | 2016-12-23 | 2017-05-31 | 河南森源重工有限公司 | A kind of high security multi-functional dust suppression car of the application wind amount of sending Self Matching technology |
| CN106740405B (en) * | 2016-12-23 | 2023-03-17 | 河南森源重工有限公司 | High-safety multifunctional dust suppression vehicle applying air delivery self-matching technology |
| CN111594253A (en) * | 2020-05-29 | 2020-08-28 | 北京交科公路勘察设计研究院有限公司 | ETC portal system-based intelligent ventilation control system and method for highway tunnel |
| CN111594253B (en) * | 2020-05-29 | 2021-12-10 | 北京交科公路勘察设计研究院有限公司 | ETC portal system-based intelligent ventilation control system and method for highway tunnel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20190714 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |