CN107860095A - Ventilation systems in underground car parks control system and method based on induced jet technology - Google Patents
Ventilation systems in underground car parks control system and method based on induced jet technology Download PDFInfo
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- CN107860095A CN107860095A CN201711314663.0A CN201711314663A CN107860095A CN 107860095 A CN107860095 A CN 107860095A CN 201711314663 A CN201711314663 A CN 201711314663A CN 107860095 A CN107860095 A CN 107860095A
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- induced
- underground garage
- carbonomonoxide concentration
- control system
- fan
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The present invention provides a kind of ventilation systems in underground car parks control system and aeration control method based on induced jet technology, the system includes multiple pressure fan, exhaust blower and Induced fan, according to the area of underground garage and building shape, above-mentioned blower fan is arranged on the top of underground garage according to predetermined rule, multiple carbonomonoxide concentration sensors are additionally provided with underground garage, and the carbonomonoxide concentration detected is changed into real-time delivery into controllers at different levels, adjust the working method of Induced fan in real time according to the change in concentration of carbon monoxide, in order to timely and effectively disturb the air in carbon monoxide rich region, and it is discharged outside to.The present invention can voluntarily adjust according to the carbonomonoxide concentration monitored sprays airflow direction in Induced fan, additionally it is possible to the state parameter of each blower fan of intelligent control, operating cost is saved in the case where ensuring well-ventilated.
Description
Technical field
The present invention relates to a kind of ventilated control system for underground garage, and in particular to one kind is based on induced jet technology
Ventilation systems in underground car parks control system.
Background technology
The present automobile quantity in China just increases year by year, and the thing followed is asking between city parking and land resource occupancy
Topic.Underground garage with its area it is big, save building site, management collects medium advantage and solves bicycle parking land used anxiety contradiction, however,
Because gravity-flow ventilation is not smooth, its internal automobile can produce during the operations such as starting, brake extra to be had underground garage
Evil gas, in underground garage in air the concentration of the dangerous substance such as gasoline vapor and carbon monoxide it is of a relatively high, it is necessary to take and
Shi Tongfeng mode is excluded, and to avoid danger, therefore, most of underground garage design and construction when can establish it is more multiple
Miscellaneous pipe ventilated, exhaust system are above-mentioned harmful to cause by continuing to inject outside air in phase underground garage in large quantities
Hazardous gas content is less than warning value；
Although such scheme is widely used, but its shortcoming and defect is more obvious, first, required for the ventilating system
Number of tubes it is numerous, it is necessary to take space it is very big, cause the actual use space of underground garage to reduce, in addition, the ventilation
System needs driving work throughout the year, has all the time and consumes many energy, while the larger wasting of resources is caused
The maintenance cost of underground garage is aggravated；
Therefore, knowledgeable people proposes the more space-saving ventilating system based on induced jet technology, in the system
Pressure fan, exhaust blower and Induced fan are provided with, by injecting fresh air in pressure fan phase underground garage, passes through induced jet
Air in principle disturbance underground garage so that foul atmosphere is discharged by exhaust blower, and the system is due to that need not set breather pipe
Road, so space-consuming is smaller, the useful space of underground garage can be saved, as the primary alternative of newly-built underground garage
Scheme, still, the existing ventilating system based on induced jet technology also have the defects of certain and deficiency, also have some problems
Rational solution is not obtained, such as, the system needs to set multiple air intake passages and air-out passage, also to be got off on ground
The multiple Induced fans of top layout in storehouse, but specifically how to set these equipment just to make it have optimal working effect,
Foul atmosphere could be taken away to greatest extent by how controlling the direction of the upper jet-stream wind of Induced fan, how avoid air-flow short
Road, etc.；
In addition, either meeting base for there is the ventilating system of the pipeline still induced jet ventilating system without pipeline
In the case of this ventilation, it will consider how to reduce energy consumption, avoid the wasting of resources, be changed from thick mad type to economizing type；For nothing
The induced jet ventilating system of pipeline, design is calculated although can pass through in a pre-installation, it is several to allow Induced fan to take into account
All spaces so that the everywhere air of underground garage can obtain timely renewal processing, but in actual motion
Specifically necessarily there are some deviations between situation and theoretical calculation, in the case of artificial disturbance, the deviation will be further
Expand, so the system also needs to possess capacity of self-regulation；Gather for pernicious gas in different height aspect in underground garage
The different situation of collection degree, the current ventilating system also good solution of neither one.
For these reasons, the present inventor furthers investigate to existing ventilation systems in underground car parks system, in order to design
Go out a kind of ventilation systems in underground car parks control system based on induced jet technology that can solve the problem that above mentioned problem.
The content of the invention
In order to overcome above mentioned problem, present inventor has performed studying with keen determination, the underground based on induced jet technology is designed
Garage ventilation control system, the system include multiple pressure fan, exhaust blower and Induced fan, according to the area of underground garage and build
Shape is built, above-mentioned blower fan is arranged on the top of underground garage according to predetermined rule, multiple one are additionally provided with underground garage
Carbonoxide concentration sensor, and the carbonomonoxide concentration detected is changed into real-time delivery into controllers at different levels, according to an oxygen
The change in concentration for changing carbon adjusts the working method of Induced fan in real time, in order to timely and effectively disturb carbon monoxide rich region
Air, and it is discharged outside to, so as to complete the present invention.
In particular it is object of the present invention to provide a kind of ventilation systems in underground car parks control system based on induced jet technology
System, the system include pressure fan 1, exhaust blower 2 and Induced fan 3,
Wherein, underground garage is introduced external air into by pressure fan 1,
The air in underground garage is expelled to outside underground garage by exhaust blower 2,
Induced fan 3 is used to circulate the air in agitation underground garage.
Wherein, the system also includes carbonomonoxide concentration sensor 4 and central processing module 5, the carbonomonoxide concentration
Sensor 4 is used to detect the carbonomonoxide concentration in underground garage, and the carbonomonoxide concentration information transmission that will be monitored in real time
To central processing module 5,
The central processing module 5 controls the operating power of Induced fan 3 according to the carbonomonoxide concentration information monitored.
Wherein, the control system also includes display screen 6 and warning system 7,
Wherein, the display screen 6 is used for the carbonomonoxide concentration information of each position in real-time display underground garage,
Described, the carbonomonoxide concentration that warning system 7 is used in underground garage starts work when exceeding warning value, passes through
The form of acousto-optic sends alarm warning.
Wherein, temperature sensor 8 is also included in the system, temperature sensor 8 is used to monitor the temperature in underground garage
Information.
Wherein, the carbonomonoxide concentration sensor 4 includes at least two probes 41.
Wherein, longitudinal arrangement between multiple probes 41 on each carbonomonoxide concentration sensor 4.
Wherein, 30-60cm distance is left between each probe 41.
Wherein, the central processing module 5 includes TMS320F2812 chips.
Wherein, air blower 9 and deflector with matching 91, the He of air blower 9 are also included in the ventilated control system
Deflector 91 be all located at on underground garage internal ground distance 1.3-1.8m same horizontal plane.
Wherein, the direction where the air outlet of the air blower 9 towards deflector 91, leaves therebetween preset distance,
The middle part of deflector 91 caves inward, hemispherical in class.
The present invention also provides a kind of ventilation systems in underground car parks control method based on induced jet technology, and this method is using above
Described system, control is aerated to underground garage based on induced jet technology.
Beneficial effect includes possessed by the present invention：
(1) can be according to monitoring according to the ventilation systems in underground car parks control system provided by the invention based on induced jet technology
To carbonomonoxide concentration voluntarily adjust airflow direction sprayed in Induced fan, in order to higher to carbonomonoxide concentration in time
Do ventilation processing in region；
(2) being capable of intelligent control according to the ventilation systems in underground car parks control system provided by the invention based on induced jet technology
The state parameters such as the operating power of each blower fan, the operating cost of the ventilating system is saved in the case where ensuring well-ventilated.
Brief description of the drawings
Fig. 1 shows to be controlled according to a kind of ventilation systems in underground car parks based on induced jet technology of preferred embodiment of the present invention
System modular structural representation,
Fig. 2 shows to be controlled according to a kind of ventilation systems in underground car parks based on induced jet technology of preferred embodiment of the present invention
The schematic diagram of system space structure.
Drawing reference numeral explanation：
1- pressure fan
2- exhaust blowers
3- Induced fans
4- carbonomonoxide concentration sensors
5- central processing modules
6- display screens
7- warning systems
8- temperature sensors
9- air blowers
91- deflectors
31- micro treatment modules
The micro- storage chips of 32-
33- communication modules
41- pops one's head in
51- concentration information thesaurus
52- work state information thesaurus
Embodiment
Below by drawings and examples, the present invention is described in more detail.Pass through these explanations, the features of the present invention
It will be become more apparent from clearly with advantage.
Special word " exemplary " is meant " being used as example, embodiment or illustrative " herein.Here as " exemplary "
Illustrated any embodiment should not necessarily be construed as preferred or advantageous over other embodiments.Although each of embodiment is shown in the drawings
In terms of kind, but unless otherwise indicated, it is not necessary to accompanying drawing drawn to scale.
According to the ventilation systems in underground car parks control system provided by the invention based on induced jet technology, such as institute in Fig. 1 and Fig. 2
Show, the system includes pressure fan 1, exhaust blower 2 and Induced fan 3, the pressure fan have it is multiple, it is right near each pressure fan
Air inlet should be offered, underground garage is introduced external air into will pass through pressure fan, the exhaust blower have it is multiple, each
Exhaust blower is all corresponding nearby to offer air outlet, in order to by the air in exhaust blower underground garage be expelled to underground garage it
Outside, the Induced fan has multiple, and the Induced fan is also referred to as jet blower, relay air blower, and it is used to stir evenly, removes part
Air dead angle, is improved local air, and multiple nozzles, and the jet angle of each nozzle are both provided with each Induced fan
Spend adjustable.
The system also includes carbonomonoxide concentration sensor 4 and central processing module 5, the carbonomonoxide concentration sensor
4 are provided with multiple, and the regional of underground garage is distributed according to predetermined rule, in real time believe the carbonomonoxide concentration monitored
Breath passes to central processing module 5, and the central processing module 5 controls induced air according to the carbonomonoxide concentration information monitored
The operating power of machine 3, when monitoring that carbonomonoxide concentration is less than predetermined value, can control Induced fan reduce operating power or
Break-off, in order to reduce energy resource consumption, save the operation cost of underground garage；
Preferably, the control system also includes display screen 6 and warning system 7, wherein, display screen 6 and carbon monoxide are dense
Degree sensor 4 is connected with central processing module 5, the carbon monoxide of each position in the underground garage monitored for real-time display
Concentration information, and the working condition of each Induced fan is shown, in order to manually monitor the operation conditions of the ventilating system；
When the carbonomonoxide concentration in garage and/or temperature exceed report warning value, central processing module 5 controls warning system 7 to start
Work, alarm warning is sent by the form of acousto-optic；The warning system 7 includes LED and buzzer；The display screen 6 wraps
Include liquid crystal display, it is preferable that the warning value is that carbonomonoxide concentration reaches 100PPm.
Also include the temperature sensor 8 being connected with central processing module 5 in the system, for monitoring in underground garage
Temperature information, when temperature is too low or too high, pressure fan 1 and exhaust blower 2 are adjusted by central processing module 5, in order to protect
The temperature held in underground garage is in rational scope.
Heretofore described Induced fan is Induced fan commonly used in the art, is provided with 8 optional nozzles
Outlet, can be arranged to effective nozzle according to optional 3 positions of field condition.The Induced fan can by 3 nozzles to
Outer injection high-speed air flow/induced draft, so as to form windstream in underground parking, the injection direction of each nozzle is all
Adjustment can be controlled, can 360 any adjustment rotations.
In one preferred embodiment, many Induced fans of arrangement, each Induced fan are needed in underground garage
Residing working environment is all different, and the suitable spray wind angle of each Induced fan is also different, it is also necessary to according to reality
Behaviour in service is adjusted, if the various information in region residing for each Induced fan put together, by central processing module 5
It is uniformly coordinated the spray wind direction of each Induced fan, the data model in the central processing module 5 will be extremely complex, and exploitation should
The cost of model can be extremely high, and the development time also can be extremely very long, it is most important that the construction area of each underground garage, shape
Shape is different from, the system lack versatility, so the system can not possibly design more precisely, this results in its control effect
It is inevitable not ideal enough, the careless omission in design is often made up in a manner of increasing power, increasing energy consumption, causes larger resource
Waste.Therefore, ant group algorithm is used in invention, it is voluntarily dense according to the carbon monoxide in its own residing region by each Induced fan
The specific spray regime for voluntarily adjusting its own is spent, the power of each Induced fan is uniformly coordinated by central processing module 5, then can
It is enough more ideally to solve the above problems, specifically：
In one preferred embodiment, a micro treatment module 31 is both provided with each Induced fan 3, every
Multiple carbonomonoxide concentration sensors 4, and each one in the region are all distributed with the region that individual Induced fan 3 can have influence on
Carbonoxide concentration sensor 4 is also connected while being connected with central processing module 5 with the Induced fan 3 in the region, i.e., should
The carbonomonoxide concentration information monitored is sent respectively to central processing mould by the carbonomonoxide concentration sensor 4 in region in real time
Block 5 and micro treatment module 31, the micro treatment module 31 are used for the injection direction for controlling the top nozzle of Induced fan 3；
In one preferred embodiment, the carbonomonoxide concentration sensor 4 includes at least two probes 41, the biography
The carbonomonoxide concentration that sensor monitors is the carbonomonoxide concentration of the probe present position；Preferably, each carbon monoxide
Longitudinal arrangement between multiple probes on concentration sensor 4, i.e., it is each with identical transverse and longitudinal coordinate value, different height values
30-60cm distance is left between probe, it is preferable that be arranged on what is included in the carbonomonoxide concentration sensor 4 of diverse location
Pop one's head in quantity, the carbonomonoxide concentration sensor 4 set close to wall can include 5 probes, between each probe between
Away from 50cm, the probe distance ground 50cm of bottom；Due to carbonomonoxide concentration in different spatial altitude aspects be it is different,
If only setting a sensing point in a region, the numerical value detected is often not comprehensive enough, based on incomplete data
The processing procedure of design is naturally also incomplete, and its result naturally also there is many potential safety hazards.
The positional information for each the carbonomonoxide concentration sensor 4 being stored with the micro treatment module 31 near it,
Also the positional information for the Induced fan 3 being stored with where its own, and carbonomonoxide concentration sensor 4 of the real-time reception around it
The carbonomonoxide concentration information of coming is transmitted, when discovery wherein carbonomonoxide concentration reaches 1 minute more than 50ppm, and duration
When, the spatial positional information at the place of probe 41 is transferred immediately, and judges whether the nozzle of the Induced fan has and can disturb
The locus, and current time is recorded, when judged result is that nozzle can disturb the locus, keeps present situation not do and locate
Reason；When judged result is that nozzle can not disturb the locus, determine whether that 3 nozzles of the Induced fan can disturb
In area of space, if exist and do not include the space that carbonomonoxide concentration exceedes 50ppm in area of space corresponding to a nozzle
Point, if there is such nozzle, the injection direction of the nozzle is adjusted, the nozzle is disturbed the space bit where the probe 41
Put, if there is no such nozzle, keep present situation not deal with.
When the carbonomonoxide concentration that the carbonomonoxide concentration sensor 4 passes out is more than 70ppm, central processing module
5 adjustment increase the operating power of Induced fan 3 corresponding to the place carbonomonoxide concentration sensor 4 of probe 41；
When the one of multiple carbonomonoxide concentration sensors 4 acquisition being distributed in the region that an Induced fan 3 can have influence on
When carbonoxide concentration information is below 50ppm, the adjustment of central processing module 5 reduces the operating power of the Induced fan 3；
When the carbonomonoxide concentration that the carbonomonoxide concentration sensor 4 passes out is more than 90ppm, central processing module
5 adjust the operating power of Induced fan 3 corresponding to the place carbonomonoxide concentration sensor 4 of probe 41 to maximum, increase simultaneously
The operating power of other induced draft fans 3 around the big induced draft fan 3, do not consider the one of other Induced fan corresponding regions now
Carbonoxide concentration information, until the carbonomonoxide concentration of all sensing points is below 90ppm；
By the work compound of micro treatment module 31 in above-mentioned central processing module 5 and each Induced fan, the division of labor calculates,
Respective calculating process can either be reduced, improves treatment effeciency, additionally it is possible to simplifies respective computation model, greatly reduces research and development
Design cost, improve the practical value of the ventilating system.
Preferably, the carbonomonoxide concentration sensor 4 can be the MQ-7 sensors of MQ series, can be with multiple MQ-7
Set of sensors turns into a heretofore described carbonomonoxide concentration sensor 4 together, is additionally provided with the sensor
Data acquisition and A/D change-over circuits, further to simplify the amount of calculation in subsequent treatment module, the central processing module 5
Can be the TMS320F2812 chips of TI companies production.
In one preferred embodiment, concentration information thesaurus 51 is also included in the central processing module 5, should
The real-time reception of concentration information thesaurus 51 simultaneously stores one at each probe 41 that each transmission of carbonomonoxide concentration sensor 4 comes
Carbonoxide concentration information, recorded according to time relationship and generate form and lines icon, and can transferred at any time, by display screen 6
Display；The information stored in the concentration information thesaurus 51 is continuous, when carbonomonoxide concentration in former and later two periods
When difference reaches more than 10ppm, by specific data information transfer to central processing module 5, controlled accordingly by central processing module 5
Induced fan is especially handled；
Specifically, when the carbonomonoxide concentration value in concentration information thesaurus 51 in the latter time period of typing is more previous
During high more than the 10ppm of carbonomonoxide concentration value in the period, the central processing module 5 controls the change in concentration region corresponding
Induced fan 3 so that the power of the Induced fan is transferred to maximum, and at least one nozzle disturbs carbonomonoxide concentration change
The sensing point of change.The period is preferably 1 minute, i.e., will calculate an average value in each minute, and and former and later two
The average value of period is compared.
When finding that part detection point does not have new data input when typing information in concentration information thesaurus 51, by aobvious
Display screen 6 shows the concrete condition of the sensing point, including its more specific location information, reminds monitoring personnel to overhaul the sensing point/spy
Head and corresponding carbonomonoxide concentration sensor.
In one preferred embodiment, micro- storage chip 32 and communication are both provided with each micro treatment module 31
Module 33, micro- storage chip 32 are including operating power, each recording the working condition of the Induced fan where it in real time
The injection direction of individual nozzle, is stored in units of day, and the full detail of upper one day is passed through communication module 33 by timing daily
Central processing module 5 is passed to, the communication module 33 is additionally operable to receive the control instruction of central processing module 5, the control
Instruction includes controlling power, switch and the nozzle spray direction of Induced fan, in addition to transfers whole works of current Induced fan
Make state；
Work state information thesaurus 52, the work state information storage are additionally provided with the central processing module 5
Storehouse 52 is used for the working condition for storing each Induced fan respectively, when counting/storing over the data of more than 7 days, unites respectively
Working condition of each Induced fan at each moment of every day in past is counted, and picks out its multiplicity highest working condition
The standby working condition to gather together as the Induced fan, wherein, for the working condition of no highest multiplicity, continue to use
The working condition of its previous moment, herein at the time of be preferably 1 minute, i.e. each minute counting statistics one action state；Example
Such as, 30 day time of the system operation, 8: 13 daily timesharing, in the working condition for the Induced fan that numbering is 1：Peak power
Have 12 times, mid power has 9 times, and small-power has 3 times, and closing has 6 times, then it is assumed that in standby working condition, 8: 13 timesharing numbering
It is peak power for power in the working condition of 1 Induced fan；For the injection direction of the nozzle of Induced fan, with induction
Blower fan position is round dot, space multistory coordinate system is established to each Induced fan, when marking out each in the coordinate system
The nozzle spray direction at quarter, so as to select specific standby working condition, so as to know each Induced fan in 24 hours one day
The standby working condition of interior whole, and update once, sent it to after renewal in each self-corresponding micro- storage chip 32 daily,
The concentration information of coming is transmitted when Induced fan can not receive carbonomonoxide concentration sensor 4, and does not receive central processing mould
When block 5 sends the instruction being stopped, according to current time, the standby working condition letter stored in micro- storage chip 32 is transferred
Breath, and according to information control Induced fan work, while sent failure/special status information by central processing module 5
Shown to display screen 6, in order to which when unexpected situation occurs, Induced fan remains able to more efficiently work, for ground
The safe and stable operation of lower garage ventilating system is provided and more fully ensured.
In the design of underground garage, the propagating characteristic of pollutant carbon monoxide often have ignored.Due to carbon monoxide point
Son amount is close with air, and carbon monoxide is after automobile exhaust pipe discharge, though certain ascension is had because exhaust temperature is higher, due to
Its heat will be balanced immediately in garage large space, and carbon monoxide will be by its concentration gradient free diffusing afterwards.Due to
Exhaust outlet sea land distribution quickly, has no ability to suppress the rising of vehicle exhaust, so now carbon monoxide can air stream indoors
In the presence of dynamic and concentration difference, the up and down exhaust outlet movement since the position after rising, and the position after rising just approaches
The respiratory region of personnel, so that personnel breathe the carbonomonoxide concentration in area on the contrary higher than the average carbon monoxide in whole space
Concentration.In general ventilation system needs the air in the whole space of circular treatment, it tends to be difficult to effectively handles an oxidation
Carbon ratio is easier to the region concentrated.
Therefore, also include air blast in the ventilation systems in underground car parks control system provided by the invention based on induced jet technology
Machine 9 and deflector with matching 91, as shown in Figure 2, air blower 9 and deflector 91 are all located on the same water surface, should
The distance of the water surface and underground garage internal ground is 1.3-1.8m, and air blower 9 and deflector 91 are all arranged on underground garage load-bearing
On post, load bearing wall and/or side wall, the direction where the air outlet towards deflector 91 of the air blower, stay therebetween
There is preset distance, the middle part of deflector 91 caves inward, in class semicircle shape, or arcuation, the wind bloated at air blower 91
Form air-flow, hit after final at the middle part of deflector 91, the air-flow is divided into by two parts up and down by deflector 91, and respectively from
Upper and lower ends are turned back the direction where air blower, so as to drive the air in the portion of being positioned in the space to be moved to upper and lower both direction, i.e.,
Intermediate layer agitation air from space, so as to prevent intermediate layer from gathering carbon monoxide, the carbon monoxide in underground garage can
Outdoor is expelled in time.
Preferably described air blower 9 is connected with central processing module 5, when the central processing module is dense by carbon monoxide
Spend sensor 4 obtain intermediate layer carbon monoxide content it is too high when, or by calculate be inferred to intermediate layer carbon monoxide it is dense
When degree may be too high, or at predetermined time intervals, central processing module 5 controls air blower 9 to start 5~10s of work.Can either have
Effect reduces carbonomonoxide concentration in underground garage, additionally it is possible to farthest reduces air blower and to the personnel in underground garage and sets
Harmful effect caused by standby.
The present invention also provides a kind of ventilation systems in underground car parks control method based on induced jet technology, and this method is using above
Described system, control is aerated to underground garage based on induced jet technology, specifically, in this method, passes through an oxygen
Change concentration of carbon sensor 4 and obtain carbonomonoxide concentration information in underground garage, controlled on the whole by central processing module 5 each
The operating power of Induced fan, store and calculate the standby working condition of each Induced fan, specifically calculated by micro treatment module
The injection direction of each Induced fan nozzle, and by storing the standby working condition of each Induced fan so that in an oxygen
Change still can effectively run Induced fan under the special statuss such as the failure of concentration of carbon sensor 4, it is ensured that ventilation systems in underground car parks shape
Condition is good.
In the description of the invention, it is necessary to which explanation, term " on ", " under ", " interior ", " outer ", " preceding " " rear " etc. indicate
Orientation or position relationship be based on the orientation or position relationship under working condition of the present invention, be for only for ease of the description present invention
Described with simplifying, rather than the device or element of instruction or hint meaning there must be specific orientation, with specific orientation structure
Make and operate, therefore be not considered as limiting the invention.
Above in association with preferred embodiment, the present invention is described, but these embodiments are only exemplary
, only play illustrative effect.On this basis, a variety of replacements and improvement can be carried out to the present invention, these each fall within this
In the protection domain of invention.
Claims (10)
1. a kind of ventilation systems in underground car parks control system based on induced jet technology, it is characterised in that the system includes pressure fan
(1), exhaust blower (2) and Induced fan (3),
Wherein, underground garage is introduced external air into by pressure fan (1),
The air in underground garage is expelled to outside underground garage by exhaust blower (2),
Induced fan (3) is used to circulate the air in agitation underground garage.
2. ventilated control system according to claim 1, it is characterised in that
The system also includes carbonomonoxide concentration sensor (4) and central processing module (5), the carbonomonoxide concentration sensor
(4) it is used to detect the carbonomonoxide concentration in underground garage, and in real time by the carbonomonoxide concentration information transmission monitored in
Processing module (5) is entreated,
The central processing module (5) controls the operating power of Induced fan (3) according to the carbonomonoxide concentration information monitored.
3. ventilated control system according to claim 2, it is characterised in that
The control system also includes display screen (6) and warning system (7),
Wherein, the display screen (6) is used for the carbonomonoxide concentration information of each position in real-time display underground garage,
Described, the carbonomonoxide concentration that warning system (7) is used in underground garage starts work when exceeding warning value, passes through sound
The form of light sends alarm warning.
4. ventilated control system according to claim 1, it is characterised in that
Also include temperature sensor (8) in the system, temperature sensor (8) is used to monitor the temperature information in underground garage.
5. ventilated control system according to claim 1, it is characterised in that
The carbonomonoxide concentration sensor (4) includes at least two probes (41).
6. ventilated control system according to claim 5, it is characterised in that
Longitudinal arrangement between multiple probes (41) on each carbonomonoxide concentration sensor (4),
Preferably, 30-60cm distance is left between each probe (41).
7. ventilated control system according to claim 1, it is characterised in that
The central processing module (5) includes TMS320F2812 chips.
8. ventilated control system according to claim 1, it is characterised in that
Also include air blower (9) and deflector with matching (91), air blower (9) and water conservancy diversion in the ventilated control system
Plate (91) be all located at on underground garage internal ground distance 1.3-1.8m same horizontal plane.
9. ventilated control system according to claim 8, it is characterised in that
Direction where the air outlet towards deflector (91) of the air blower (9), leaves therebetween preset distance, described to lead
Caved inward in the middle part of flowing plate (91), in arcuation.
10. a kind of ventilation systems in underground car parks control method based on induced jet technology, it is characterised in that this method uses such as right
It is required that the system described in one of 1-9, control is aerated to underground garage based on induced jet technology.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108731180A (en) * | 2018-06-02 | 2018-11-02 | 胡春荣 | A kind of smart home enters safety system |
| CN110207307A (en) * | 2019-07-01 | 2019-09-06 | 兰州大学 | A kind of indoor intelligent ventilating system |
| CN111398535A (en) * | 2020-04-21 | 2020-07-10 | 南京长江都市建筑设计股份有限公司 | Underground garage carbon monoxide concentration monitoring system and method |
| CN111623482A (en) * | 2020-04-24 | 2020-09-04 | 四川慧享智能工程有限公司 | Intelligent induced ventilation control system |
| CN111637573A (en) * | 2020-06-06 | 2020-09-08 | 浙江好得电气有限公司 | Ventilation system based on induction fan control and control method thereof |
| CN112050335A (en) * | 2020-09-11 | 2020-12-08 | 湖州南浔精优机械制造有限公司 | Ultra-thin type induced fan device suitable for underground garage ventilation |
| CN115950024A (en) * | 2023-02-24 | 2023-04-11 | 上海应用技术大学 | Energy-saving ventilation system for coping with virus epidemic situation |
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| NL2027266B1 (en) * | 2021-01-05 | 2022-07-22 | Excelair B V | A thrust ventilation device and a thrust ventilation system for installation in an indoor parking facility |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108731180A (en) * | 2018-06-02 | 2018-11-02 | 胡春荣 | A kind of smart home enters safety system |
| CN110207307A (en) * | 2019-07-01 | 2019-09-06 | 兰州大学 | A kind of indoor intelligent ventilating system |
| CN111398535A (en) * | 2020-04-21 | 2020-07-10 | 南京长江都市建筑设计股份有限公司 | Underground garage carbon monoxide concentration monitoring system and method |
| CN111623482A (en) * | 2020-04-24 | 2020-09-04 | 四川慧享智能工程有限公司 | Intelligent induced ventilation control system |
| CN111637573A (en) * | 2020-06-06 | 2020-09-08 | 浙江好得电气有限公司 | Ventilation system based on induction fan control and control method thereof |
| CN112050335A (en) * | 2020-09-11 | 2020-12-08 | 湖州南浔精优机械制造有限公司 | Ultra-thin type induced fan device suitable for underground garage ventilation |
| CN115950024A (en) * | 2023-02-24 | 2023-04-11 | 上海应用技术大学 | Energy-saving ventilation system for coping with virus epidemic situation |
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