CN208363037U - Anti-icing system for rock - Google Patents
Anti-icing system for rock Download PDFInfo
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- CN208363037U CN208363037U CN201820960271.5U CN201820960271U CN208363037U CN 208363037 U CN208363037 U CN 208363037U CN 201820960271 U CN201820960271 U CN 201820960271U CN 208363037 U CN208363037 U CN 208363037U
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Abstract
The utility model provides a kind of anti-icing system for rock.Anti-icing system includes anti-icing control equipment, compression gas supply part and at least one anti-icing equipment；Anti-icing equipment includes the gentle bubble generating unit of gas feed control；Multiple insufflation units that bubble generating unit has multiple gas manifolds and is arranged under normal pool level, multiple insufflation units are connected to multiple gas manifolds respectively, and the setting position of multiple insufflation units corresponds at least two different anti-icing effective heights；Gas feed control includes the multiple control valve groups being separately positioned between multiple gas manifolds and compression gas supply part；Anti-icing control equipment is at least communicated to connect with multiple control valve groups, and the instruction for being switched on or switched off corresponding gas manifold is sent to any control valve group, it is switched on or switched off corresponding insufflation unit with control to be blown or stop blowing, thus the insufflation unit for being located at different preventing ice effective height is accurately controlled one by one.
Description
Technical field
The utility model relates to anti-icing technology field more particularly to a kind of anti-icing systems of rock.
Background technique
Ice is common phenomenon in nature, and open source information is shown, China's existing reservoir about 86000, cold district is built
About more than 20000 seat of reservoir, quantity are a huge numbers.In numerous reservoirs, rock is most common one again
Kind dam body.It is generally existing due to ice trouble in the built rock of numerous cold districts, make all kinds of rocks
And the influence for receiving ice trouble of gate in various degree even destroys, and has seriously affected the safe operation of engineering, and repair
It invests huge.
Ice trouble has certain complexity and diversity, mainly climbs the performance such as power, freeze thawing by ice push, ice pull out force, ice
Form causes the destruction of all kinds of hydraulic and hydroelectric engineerings and gate, dam body.
Wherein, freeze thawing effect refers to thering is many micropores, these micropores due to construction material brick, cement, mortar construction
Certain moisture can be absorbed, these absorbed moisture can expand after freezing, so that construction material brick, cement, mortar knot
Structure becomes loose.After ice body melts, moisture will continue to permeate, and corrosion loops back and forth like this, building is easily damaged.
Ice push: ice push is under conditions of reservoir level does not change much, due to the quiet ice of ice sheet expansion generation
Pressure, ice push with ice layer thickness, temperature rise rate difference and change, but often ice push is very big, is to water conservancy
The predominant intermolecular forces that hydroelectric project, gate damage.
Ice climbs power: expanding after water freezing, ice body is since expansion is along the rising of reservoir slope protection under the influence of static ice pressure
The phenomenon that.Ice, which climbs power, to generate destruction to the polyurethane water-proof paint on reservoir slope protection, and moisture is caused to enter slope protection construction material
To cause freeze thawing effect.
Ice pull out force: when referring to that ice sheet and hydraulic and hydroelectric engineering slope protection, protective layer freeze together, when reservoir water level descending pair
It is destroyed caused by hydraulic and hydroelectric engineering.Since the slope protection of hydraulic and hydroelectric engineering, protective layer are relatively rough, so that ice is viscous with it
It is bigger to connect intensity, when ice sheet is thicker, and water level generates variation, very big ice pull out force can be generated, when ice pull out force is greater than slope protection, protection
When layer and the adhesive strength on basis, the destruction of slope protection, protective layer is caused.
At present for gate and rock surrounding body deicing, it is anti-icing mainly include the following types:
1) artificial ice-breaking, but this mode is big with personnel labor intensity, deicing is not thorough, personal safety cannot have
The disadvantages of effect ensures；
2) mechanical icebreaking method, i.e., the ice-breaking used on diversion canal of hydropower station, forebay and reservoir is mechanical, such as beats
Ice maker, ice breaker, ice breaker etc., but this mode has the shortcomings that ice-breaking flow velocity is slow, ice-breaking low efficiency；
3) ice breaking by explosion method, i.e., using explosive using the method explosion ice cube manually thrown, but this method has people
The disadvantages of body cannot get safely effective guarantee, extraneous risks are high.
Utility model content
The utility model provides a kind of anti-icing system, to solve in the prior art for rock surrounding body deicing
Problem difficult, deicing efficiency is low.
One side according to the present utility model, the utility model embodiment provide a kind of anti-icing system of rock.
The anti-icing system includes anti-icing control equipment, compression gas supply part and at least one anti-icing equipment；The anti-icing work dress
It sets including the gentle bubble generating unit of gas feed control；The bubble generating unit has multiple gas manifolds and is arranged in the panel
Multiple insufflation units under the normal pool level of rock-fill dams, multiple insufflation units connect with multiple gas manifolds respectively
It is logical, and the setting position of multiple insufflation units corresponds at least two different anti-icing effective heights；It is described for gas control
Portion processed includes the multiple control valve groups being separately positioned between multiple gas manifolds and the compression gas supply part；It is described anti-icing
It controls equipment at least to communicate to connect with the multiple control valve group, and is switched on or switched off phase to any control valve group transmission
The instruction for the gas manifold answered is switched on or switched off the insufflation unit being connected to the gas manifold with control and is blown
Gas stops blowing.
Optionally, the lowest water level lower position below that multiple insufflation units are all set in the rock
Between the normal pool level of the rock.
Optionally, the anti-icing system further includes the first temperature sensor for acquiring environment temperature, first temperature
It spends sensor and the anti-icing control equipment communicates to connect.
Optionally, the anti-icing system further includes the lowest water level level sensing below that the rock is arranged in
Device, the liquid level sensor and the anti-icing control equipment communicate to connect.
Optionally, the control valve group includes at least electromagnetic air valve.
Optionally, at least partly described control valve group further includes compressed air ratio control device.
Optionally, multiple control valve groups are arranged in valve block, and heating and thermal insulation dress is additionally provided in the valve block
It sets and second temperature sensor, the second temperature sensor is used to acquire the temperature inside the box of the valve block, and described second
Temperature sensor and the heating and heat-insulating device are communicated to connect with the anti-icing control equipment.
Optionally, the insufflation unit includes that part occurs for gas blow pipe and the bubble being arranged on the gas blow pipe；Multiple institutes
Stating insufflation unit to be located at the ipsilateral or multiple insufflation unit of the gas manifold with the gas manifold is axisymmetrically
The two sides of the gas manifold are set.
Optionally, one end of the gas blow pipe is connected to the gas manifold, the other end closing of the gas blow pipe, described
Multiple ventholes are provided on gas blow pipe.
Optionally, it is provided with one or more bubbles on each gas blow pipe, part occurs.
Optionally, it is connected between two adjacent insufflation units of different anti-icing effective heights by connector, it is described
Connector is fixedly connected by bracket with the supply air line；The connector is set in parallel with the supply air line, adjacent
It is not connected between two connectors.
Optionally, multiple gas manifolds are extended downwardly along the direction of the sealing parting of the rock, multiple
Along the direction parallel arrangement of the sealing parting of the rock between the insufflation unit, each insufflation unit is along water
Square to setting.
Optionally, multiple gas manifolds are arranged in parallel on the dam facing of the rock, or are embedded in institute
Under the dam facing for stating rock.
Another aspect according to the present utility model, the utility model embodiment provide a kind of anti-icing control of rock
Method, the anti-icing control method are used for aforementioned any anti-icing system, comprising: obtain from the collected water level pressure of underwater acquisition position
Power detects signal；Signal is detected according to the level pressure, determines depth of the underwater acquisition position relative to current level
Value；According to the difference in height and the depth between the setting position of insufflation unit described at least one and the underwater acquisition position
Angle value, determines whether each insufflation unit is on current level respectively；Current water is in if there is setting position
The insufflation unit on position, then the corresponding control valve group of control disconnects the air blowing list on current level
The gas supply of the gas manifold of member.
Optionally, the method also includes: if there is setting position be in the insufflation unit under current level,
Then the corresponding control valve group of control connects the gas supply of the gas manifold of the insufflation unit under current level.
Optionally, the method also includes: if multiple insufflation units are under current level, it is determined that each
The working hour and rest period of the insufflation unit, and according to the current working status of each insufflation unit and institute
Working hour and the rest period are stated, the confession that the corresponding control valve group is switched on or switched off each insufflation unit is controlled
The gas supply of gas branch pipe.
Optionally, the working hour of at least partly described insufflation unit and the working hour of other insufflation units be not
It is identical.
Optionally, the working hour and rest period of each insufflation unit of the determination include: to obtain current ring
Border temperature value；The working hour and rest period of each insufflation unit are determined according to the current ambient temperature value,
In, the ambient temperature value is lower, and the working hour is longer.
Optionally, the control valve group includes electromagnetic air valve and compressed air ratio control device；The method is also wrapped
It includes: being in the insufflation unit under current level if there is setting position, then control the corresponding control valve group and connect
The gas supply of the gas manifold of the logical insufflation unit under current level, and obtain current ambient temperature value, root
The unlatching amplitude of the compressed air ratio control device in the corresponding control valve group is controlled according to the ambient temperature value,
In, the ambient temperature value is lower, and the unlatching amplitude is bigger.
Optionally, the method also includes: obtain current ambient temperature value；If the ambient temperature value reaches icing
Temperature value, then control section or all gas supply of the gas manifold of the corresponding insufflation unit of control valve group connection.
Optionally, the anti-icing system further includes the lowest water level level sensing below that the rock is arranged in
Device, described obtain from the collected level pressure of underwater acquisition position detect signal, comprising: are acquired by the liquid level sensor
The level pressure detects signal.
Another aspect according to the present utility model, provides a kind of computer readable storage medium, is stored with computer program
Instruction, described program instruction step corresponding for realizing any aforementioned anti-icing control method when being executed by processor.
Another aspect according to the present utility model, provides a kind of computer software program product comprising computer program
Instruction, wherein described program instruction step corresponding for realizing any aforementioned anti-icing control method when being executed by processor.
The anti-icing system that the exemplary embodiment of the utility model provides is located at different anti-icing effective heights by being arranged
Insufflation unit can spray uniform and continuous bubble population in water, and the uniform and continuous bubble population sprayed was rising
Surrounding water is generated in journey and disturbs and forms local flow field, so that being not likely to produce ice in the water body in the flow field effective range
Core, or the ice-nucleus generated in the water body in the flow field effective range can be eliminated, it eliminates due to ice push, ice pull out force, ice
Phenomena such as climbing power, freeze thawing influences the ice troubles such as rock, traffic bridge, port handling river cargo, has ensured the safe operation of engineering,
So that above-mentioned hydraulic structure is destroyed from ice trouble.In addition, by the way that anti-icing control equipment is arranged, and make anti-icing control equipment with it is more
A control valve group communication connection simultaneously sends the instruction for being switched on or switched off corresponding gas manifold to control valve group, and then can align
It is accurately controlled one by one in the insufflation unit of different anti-icing effective heights, control is located at insufflation unit waterborne and stops work
Make, has not saved corresponding energy consumption only effectively, also substantially increased the degree of automation of the anti-icing work system.
The anti-icing control method that the exemplary embodiment of the utility model provides can be acquired according to from underwater acquisition position
The level pressure detection signal arrived, determines depth value of the underwater acquisition position relative to current level, and then determine anti-icing system
In each insufflation unit of anti-icing equipment be on current level and be under current level, then control in working as
Insufflation unit on preceding water level stops anti-icing work of blowing.It can be to the work of multiple insufflation units by the detection of SEA LEVEL VARIATION
Make state and independently carry out accurately anti-icing control, to improve anti-icing efficiency, and automatically to the anti-icing of anti-icing equipment
Work is controlled, and manpower management and maintenance cost are saved.
Detailed description of the invention
Fig. 1 is a kind of schematic perspective view for anti-icing system that the utility model exemplary embodiment provides；
Fig. 2 is the schematic perspective view for another anti-icing system that the utility model exemplary embodiment provides；
Fig. 3 is the schematic side elevation for the anti-icing system that the utility model exemplary embodiment provides；
Fig. 4 is the schematic structure that the gas manifold that the utility model exemplary embodiment provides is connect with insufflation unit
Figure；
Fig. 5 is the partial enlarged view in Fig. 4 at A；
Fig. 6 is the schematic knot that the gas manifold that the utility model exemplary embodiment provides is connect with connector, bracket
Composition；
Fig. 7 is the schematic architectural diagram for the anti-icing system that the utility model exemplary embodiment provides；
Fig. 8 is a kind of process of the anti-icing control method of rock of exemplary embodiment according to the present utility model
Figure；
Fig. 9 is a kind of anti-icing control method of rock of another exemplary embodiment according to the present utility model
Flow chart；
Figure 10 is a kind of anti-icing control method of rock of another exemplary embodiment according to the present utility model
Flow chart；
Figure 11 is a kind of anti-icing control method of rock of another exemplary embodiment according to the present utility model
Flow chart.
Description of symbols:
1, anti-icing control equipment；2, gas supply part is compressed；3, gas manifold；4, insufflation unit；5, control valve group；6, the first temperature
Spend sensor；7, electromagnetic air valve；8, compressed air ratio control device；9, valve block；10, second temperature sensor；11, it blows
Tracheae；12, part occurs for bubble；13, connector；14, bracket；15, main line is supplied；16, liquid level sensor.
Specific embodiment
The exemplary embodiment of the utility model embodiment is described in detail with reference to the accompanying drawing.
The exemplary embodiment of the utility model provides a kind of anti-icing system for rock, the anti-icing system packet
Include anti-icing control equipment 1 (such as PLC etc.), compression gas supply part 2, gas feed control and with gas feed control be correspondingly arranged to
A few anti-icing equipment；Anti-icing equipment includes bubble generating unit；Bubble generating unit have multiple gas manifolds 3 and
Multiple insufflation units 4 under the normal pool level of rock are set, and multiple insufflation units 4 are propped up with multiple gas supply respectively
Pipe 3 is connected to, and the setting position of multiple insufflation units 4 corresponds at least two different anti-icing effective heights；Gas supply control
Portion includes the multiple control valve groups 5 being separately positioned between multiple gas manifolds 3 and compression gas supply part 2；Anti-icing control equipment 1 to
It is few to be communicated to connect with multiple control valve groups 5, and it is switched on or switched off corresponding gas manifold 3 to the transmission of any control valve group 5
Instruction is switched on or switched off the insufflation unit 4 being connected to gas manifold 3 with control and is blown or stop blowing.Here, anti-icing to have
Effect height refers to the setting height of underwater insufflation unit 4 or the position height of setting depth or the blowout bubble of insufflation unit 4
Degree or depth.
The anti-icing system for the rock that the exemplary embodiment of the utility model provides is located at different preventing by setting
The insufflation unit 4 of ice effective height can spray uniform and continuous bubble population in water, the uniform and continuous gas sprayed
It steeps group to generate disturbance to surrounding water in uphill process and form local flow field, so that in the water body in the flow field effective range
Be not likely to produce ice-nucleus, or the ice-nucleus generated in the water body in the flow field effective range can be eliminated, eliminate due to ice push,
Ice pull out force, ice climb phenomena such as power, freeze thawing to the influence of the ice troubles such as rock, traffic bridge, port handling river cargo, have ensured engineering
Safe operation, so that above-mentioned hydraulic structure is destroyed from ice trouble.In addition, by the way that anti-icing control equipment 1 is arranged, and make anti-icing control
Control equipment 1 communicates to connect with multiple control valve groups 5 and sends the finger for being switched on or switched off corresponding gas manifold 3 to control valve group 5
It enables, and then the insufflation unit 4 for being located at different preventing ice effective height can accurately be controlled one by one, control is located at waterborne
Insufflation unit 4 stops working, and has not saved corresponding energy consumption only effectively, has also substantially increased the automatic of the anti-icing work system
Change degree.
Specifically, referring to Fig.1, the length direction of rock is provided at least one gas supply main line 15, it should
One end of main line 15 is connected to compression gas supply part 2, and compression gas supply part 2 is provided to the anti-icing equipment into anti-icing system
Compressed air, the other end closing of main line 15.
Referring to Fig.1~Fig. 3, multiple gas manifolds 3 are respectively communicated with gas supply main line 15, are arranged on each gas manifold 3
There is at least one insufflation unit 4, it is preferable that insufflation unit 4 is multiple.Rock is being arranged in just in multiple insufflation units 4
Under normal water storage level, in other words, multiple insufflation units 4 are preset under normal pool level, can preferably be existed in this way
Continuous bubble population is sprayed in water body, to prevent generating ice-nucleus in water-stop body or eliminating the ice-nucleus generated.Multiple air blowings are single
Member 4 setting position correspond at least two different anti-icing effective heights, in other words, multiple insufflation units 4 correspond to away from
Same depth from the water surface can generate disturbance in the water body of different depth in this way, and further anti-water-stop body freezes；Together
When, when water level changes, may be present in the insufflation unit 4 in different depth position still in underwater insufflation unit
4 work on, and execute anti-icing function.
Gas feed control to realize to enter insufflation unit 4 in compressed air gas supply/die, flow, pressure, stream
The parameters such as speed are controlled.Specifically, as shown in fig. 7, gas feed control includes multiple control valve groups 5, multiple control valves
Group 5 is arranged in correspondingly between each gas manifold 3 and compression gas supply part 2, it is understood that is multiple control valve groups 5
It is arranged between each gas manifold 3 and gas supply main line 15 correspondingly.
In addition, multiple control valve groups 5 are communicated to connect with anti-icing control equipment 1, in this way, anti-icing control equipment 1 can be real
Now to the long-range control of control valve group 5, control independent is carried out with the blowing function to insufflation unit 4 or multiple air blowings are single
The Collaborative Control of member 4.Specifically, anti-icing control equipment 1 is switched on or switched off corresponding gas manifold 3 to the transmission of control valve group 5
Instruction, following technical effect thus may be implemented: when insufflation unit 4 be higher than the water surface when, anti-icing control equipment 1 can be to control
Valve group 5 processed sends the instruction for disconnecting corresponding gas manifold 3, and so, the insufflation unit 4 higher than the water surface stops working；When
When insufflation unit 4 is lower than the water surface, anti-icing control equipment 1 can send the finger for connecting corresponding gas manifold 3 to control valve group 5
It enables, so, the insufflation unit 4 lower than the water surface is started to work.Setting can not only be effectively saved the energy in this way, can be with
It realizes the long-range control to insufflation unit 4, improves the degree of automation of the anti-icing system.
In a preferred embodiment, as shown in fig. 7, anti-icing system further includes the first temperature for acquiring environment temperature
Sensor 6, the first temperature sensor 6 are communicated to connect with anti-icing control equipment 1.
The purpose that the first temperature sensor 6 is arranged is to detect environment temperature, when environment temperature is lower than certain preset value
When, the first temperature sensor 6 will test signal and be sent to anti-icing control equipment 1, and anti-icing control equipment 1 is according to ambient temperature value
Each insufflation unit 4 determines its work or stops working, or determines the operating schedule including working hour and rest period,
The instruction for connecting corresponding gas manifold 3 is sent to control valve group 5 according still further to definitive result, is connected and the gas manifold with control
The insufflation unit 4 of 3 connections carries out blown work, prevents from generating ice cube in the water body around dam body.
In a preferred embodiment, as shown in Figure 3 and Figure 7, anti-icing system further includes that rock is arranged in most
Low water level liquid level sensor 16 below, liquid level sensor 16 and anti-icing control equipment 1 communicate to connect.
The purpose that liquid level sensor 16 is arranged is to detect current level height, if liquid level is lower than liquid level sensor
When the position height of 16 settings, anti-icing control equipment 1 controls the insufflation unit 4 to expose the surface and stops working, when liquid level is higher than liquid
When the position height that level sensor 16 is arranged, anti-icing control equipment 1 control is located at the underwater work of insufflation unit 4 or stops work
Make.
Optionally, control valve group 5 includes at least electromagnetic air valve 7；At least partly control valve group 5 further includes compressed air ratio
Example regulating device 8 (such as electromagnetic proportional valve).Anti-icing control equipment 1 can be remotely controlled respectively by the electromagnetic air valve 7 of setting
A work of insufflation unit 4 stops working；By the flow of the adjustable gas supply of compressed air ratio control device 8 of setting,
Intelligent control accurately more can be carried out to each insufflation unit 4 of anti-icing system in this way.It certainly, can also be in control valve group 5
It is middle that manual on-off valve, check valve, pressure reducing valve, throttle valve etc. are set.
In the present embodiment, it as shown in fig. 7, multiple control valve groups 5 are arranged in valve block 9, is additionally provided in valve block 9
Heating and heat-insulating device and second temperature sensor 10, second temperature sensor 10 are used to acquire the temperature inside the box of valve block 9, the
Two temperature sensors 10 and heating and heat-insulating device are communicated to connect with anti-icing control equipment 1.
Multiple control valve groups 5 are integrated in valve block 9, wherein control valve group 5 is to set correspondingly with gas manifold 3
It sets.The purpose that second temperature sensor 10 is arranged in valve block 9 is to monitor the temperature in valve block 9, second temperature sensing
Device 10 will test signal and be sent to anti-icing control equipment 1, when the temperature in valve block 9 is higher than preset value, anti-icing control equipment 1
Control heating and heat-insulating device stops working；When the temperature in valve block 9 is lower than preset value, the anti-icing control of control equipment 1 heating
Attemperator is started to work to guarantee that each control valve group 5 works normally.
In a preferred embodiment, under the lowest water level that multiple insufflation units 4 are all set in rock is below
Between extreme position and the normal pool level of rock.As shown in figure 3, the setting of multiple insufflation units 4 in normal pool level and
Between lowest water level, the insufflation unit 4 of least significant end is arranged below lowest water level.
The purpose being arranged in this way is that guarantee insufflation unit 4 can blow in the water body of different height, in turn
Bubble population can be generated in the water body of different height, prevent the water body of different height from freezing.In addition, also can ensure that when water level is sent out
When changing, for example, still thering is insufflation unit 4 to be in when water level is preferably minimized water level and blowing under water, it is ensured that anti-icing effect.
Certainly, in other some embodiments, multiple insufflation units 4 can also be existed according to actual use demand setting
On different heights of water level.For example, multiple insufflation units 4 can be arranged in the lowest water level and rock of rock
Normal pool level between etc..
In the present embodiment, referring to Fig. 4~Fig. 6, insufflation unit 4 includes gas blow pipe 11 and the gas being arranged on gas blow pipe 11
Be soaked raw part 12；One end of gas blow pipe 11 is connected to gas manifold 3, the other end closing of gas blow pipe 11, is arranged on gas blow pipe 11
There are multiple ventholes；It is provided with one or more bubbles on each gas blow pipe 11, part 12 occurs.For example, shown in FIG. 1
In anti-icing equipment, it is provided with multiple bubbles on the gas blow pipe of each insufflation unit 4, part 12 occurs.
Specifically, one end of gas blow pipe 11 is connected with gas manifold 3, to lead the compressed air in gas manifold 3
Enter in gas blow pipe 11, the other end of gas blow pipe 11 is closed to prevent compressed air from blowing out from gas blow pipe 11, such as can be used three
Both connections of the connectors such as port valve 13.
The multiple ventholes opened up on gas blow pipe 11 can be arranged along the tube wall of gas blow pipe 11, it should be noted that should
What venthole should not be arranged is relatively large in diameter, and the spacing that the spacing between two neighboring venthole should not be arranged is closer, avoids pair
The self structure intensity of gas blow pipe 11 has an impact.Bubble occurs part 12 and the position for offering venthole on gas blow pipe 11 is arranged in
It sets, will be blown out by the compressed air that gas manifold 3 imports.
In one embodiment, part 12, which occurs, for bubble can be flexible sheet, be provided on the flexible sheet multiple
Micropore.Flexible sheet is under no external force free state in the insufflation unit 4, and micropore is in air-tight state, when compressed air is through over-blowing
When venthole on tracheae 11 is discharged, with the increase of gas pressure, flexible sheet starts to expand, and micropore is opened, gas blow pipe 11
The interior compressed air with certain pressure is flowed out by micropore, generates countless small and uniform bubbles, and bubble rises, and drives water
Body flows up, and generates to the water body near dam and sufficiently and effectively disturbs, achievees the purpose that anti-icing.
In one embodiment, multiple insufflation units 4 are located at the ipsilateral of gas manifold 3.In this embodiment, may be used
Gas blow pipe 11 is arranged longer, multiple bubbles is arranged on gas blow pipe 11, parts 12 occur, as shown in Figure 4；In another reality
It applies in mode, multiple insufflation units 4 are the two sides that gas manifold 3 is axisymmetrically arranged in gas manifold 3, as shown in Figure 6.?
In this embodiment, gas blow pipe 11 can be arranged shorter.Certainly, gas blow pipe neatly can also be selected according to the actual situation
11 length is to meet the anti-icing use demand of the rock of different size.
In a preferred embodiment, pass through connector between two adjacent insufflation units 4 of different anti-icing effective heights
13 connections, connector 13 are fixedly connected by bracket 14 with gas manifold 3；Connector 13 is set in parallel with gas manifold 3, phase
It is not connected between adjacent two connectors 13.
The purpose that connector 13 is arranged is further to guarantee the bonding strength between two neighboring insufflation unit 4, keep away
Exempt from two neighboring insufflation unit 4 to be broken up by water body.Specifically, connector 13 can be the structures such as tubulose, two neighboring connection
It is disconnected with each other between part 13.Connector 13 is set in parallel with gas manifold 3, and solid by bracket 14 and gas manifold 3
Fixed connection.One end of bracket 14 can be fixedly connected with connector 13, the other end of bracket 14 can open up it is multiple make gas supply branch
The venthole that pipe 3 passes through, so, the bracket 14 can also play the role of fixed gas manifold 3.
In one embodiment, as shown in Figure 1, it is contemplated that the influence expanded with heat and contract with cold to dam body, along rock
Length direction and/or short transverse be provided with multiple sealing partings, gas manifold 3 along rock sealing parting
Direction is extended.Along the direction parallel arrangement of the sealing parting of rock between multiple insufflation units 4, each air blowing is single
Member 4 is horizontally disposed.That is, insufflation unit 4 is arranged along the length direction of gas manifold 3, each insufflation unit 4 with
Gas manifold 3 is vertical.
In a kind of optional embodiment, multiple gas manifolds 3 are arranged in parallel on the dam facing of rock, or
It is embedded under the dam facing of rock.For example, the multiple gas manifolds 3 for serving same anti-icing equipment can be along sealing point
The direction of seam extends downwardly in parallel, as shown in Figure 1, in order to safeguard.Alternatively, serving the multiple of same anti-icing equipment
Gas manifold 3 can also be embedded in parallel under the dam facing of rock, to protect multiple gas manifolds 3 not by ambient weather shadow
It rings.
The anti-icing system for the rock that the exemplary embodiment of the utility model provides is located at different preventing by setting
The insufflation unit of ice effective height can spray uniform and continuous bubble population in water, the uniform and continuous gas sprayed
It steeps group to generate disturbance to surrounding water in uphill process and form local flow field, so that in the water body in the flow field effective range
Be not likely to produce ice-nucleus, or the ice-nucleus generated in the water body in the flow field effective range can be eliminated, eliminate due to ice push,
Ice pull out force, ice climb phenomena such as power, freeze thawing to the influence of the ice troubles such as rock, traffic bridge, port handling river cargo, have ensured engineering
Safe operation, so that above-mentioned hydraulic structure is destroyed from ice trouble.In addition, by the way that anti-icing control equipment is arranged, and make anti-icing control
Control equipment communicates to connect with multiple control valve groups and sends to control valve group the instruction for being switched on or switched off corresponding gas manifold, into
And the insufflation unit 4 for being located at different preventing ice effective height is accurately controlled one by one, it can control positioned at air blowing waterborne
Unit stops working, and has not saved corresponding energy consumption only effectively, also substantially increases the automation journey of the anti-icing work system
Degree.
Hereinafter, the rock that exemplary embodiment according to the present utility model will be described in detail referring to Fig. 8~Figure 11
Anti-icing control method processing.
Fig. 8 is a kind of process of the anti-icing control method of rock of exemplary embodiment according to the present utility model
Figure.The anti-icing control method can be executed by the anti-icing control equipment 1 in for example aforementioned anti-icing system.The anti-icing control equipment 1 can
To be the industrial personal computer, server or PLC controller being arranged in Central Control Room.
Referring to Fig. 8, in step S810, anti-icing control equipment 1 is obtained from the collected level pressure inspection of underwater acquisition position
Survey signal.
Since different depth under water positions corresponds to different pressure values, depth under water is bigger, and pressure is bigger, therefore, can
Corresponding depth under water position is determined by acquiring the pressure values of underwater acquisition position.
The level pressure detection signal for being used to indicate underwater pressure can be obtained by any applicable mode.For example, preceding
It states in the embodiment that anti-icing system further includes liquid level sensor 16, it can be in the lowest water level liquid level arranged below of rock
Sensor 16, so that it is guaranteed that collecting underwater pressure values.Here, underwater acquisition position is the setting position of liquid level sensor 16
(height and position including setting).Correspondingly, level pressure is acquired by the liquid level sensor 16 and detects signal.
In step S820, signal is detected according to the level pressure, the underwater acquisition position of the anti-icing determination of control equipment 1 relative to
The depth value of current level.
Specifically, can be by static pressure measurement principle, the level pressure detection signal acquired by liquid level sensor 16 (corresponds to
Pressure values) determine depth value of the underwater acquisition position relative to current level:
Ρ=ρ .g.H+Po
Wherein, P is the pressure values of underwater acquisition position, and ρ is the density of fluid to be measured (being here water), and g is gravity acceleration
Degree, Po are the atmospheric value on liquid level (water surface), and H is depth value of the underwater acquisition position relative to current level.
Here, ρ, g and Po are confirmable constant value, therefore, can be corresponding by the pressure values P of underwater acquisition position
Ground obtains depth value H of the underwater acquisition position relative to current level.
In step S830, according to the difference in height between the setting position of at least one insufflation unit 4 and underwater acquisition position
And the depth value, determine each insufflation unit 4 whether on current level respectively.
Since the setting position of each insufflation unit 4 and underwater acquisition position are known and are fixation, true
After having determined underwater acquisition position relative to the depth value of current level, can by each insufflation unit 4 setting position and under water adopt
Collect the difference in height and the depth value between position, determines that each insufflation unit 4 is on current level and be in currently
Under water level.
For example, if the depth value for determining underwater acquisition position relative to current level that handles according to step S820 is 80
Centimetre, and some insufflation unit 4 is arranged on acquisition position under water 50 centimetres, then can determine that the insufflation unit 4 is in current
Under water level.Similarly, another insufflation unit 4 is arranged on acquisition position under water 85 centimetres, then can determine this air blowing list
Member 4 is on current level.
If determining that there is setting position is in the insufflation unit 4 on current level, thens follow the steps in step S830
S840.In step S840, the gas manifold 3 for the insufflation unit 4 that corresponding control valve group 5 disconnects on current level is controlled
Gas supply.
Can be seen that control valve group 5, gas manifold 3 and 4 three of insufflation unit by the description to anti-icing system, there are one
One-to-one correspondence.Therefore, it is determining after the insufflation unit 4 on current level, it can be corresponding to the insufflation unit 4
Control valve group 5 controlled, to disconnect the gas supply of the gas manifold 3 of the insufflation unit 4 on the current level, so that place
Insufflation unit 4 on current level stops working.
Even if can not also play anti-ice action, therefore pass through step since the insufflation unit 4 on water level is persistently blown
The processing of rapid S810~S840 can stop work according to insufflation unit 4 of the variation control of water level on water level in real time
Make, improves anti-icing efficiency.
On the other hand, if in step S830, determine that there is setting position is in the insufflation unit 4 under current level,
Then follow the steps S850.In step S850, controls corresponding control valve group 5 and connect the insufflation unit 4 being under current level
Gas manifold 3 gas supply, it is anti-icing to be effectively performed to ensure that the insufflation unit 4 under the current level works.
Specifically, for being in insufflation unit 4 under current level and in running order, work can be continued to
Make；For under the current level and being not yet in the insufflation unit 4 of working condition, for example, previously due to exposing the surface and
It is controlled to stop the insufflation unit 4 of work, which can be controlled, is worked as with connecting to be in
The gas supply of the gas manifold 3 of insufflation unit 4 on preceding water level, so that the insufflation unit 4 under current level starts work
Make.
The processing that abovementioned steps S810~S850 can be periodically carried out, according to the SEA LEVEL VARIATION detected to exposing water level
On insufflation unit 4 and immerse water level insufflation unit 4 below carry out anti-icing control respectively.
By aforementioned processing, signal can be detected according to from the collected level pressure of underwater acquisition position, determined underwater
Depth value of the acquisition position relative to current level, and then determine each insufflation unit 4 of anti-icing equipment in anti-icing system
It is under current level on current level, then the stopping of insufflation unit 4 controlled on current level is blown
The anti-icing work of gas.By SEA LEVEL VARIATION detection can the working condition to multiple insufflation units 4 independently carry out it is accurately anti-icing
Control, to improve anti-icing efficiency, and automatically controls the anti-icing work of anti-icing equipment, saves manpower management
And maintenance cost.
On this basis, additionally it is possible to which insufflation unit 4 of the control under current level (especially not yet starts work
Insufflation unit 4) anti-icing work is carried out, it is independent to multiple insufflation units 4 to carry out accurately anti-icing control, to improve anti-icing effect
Rate.
Fig. 9 is a kind of anti-icing control method of rock of another exemplary embodiment according to the present utility model
Flow chart.In Fig. 9, the processing of step S910~S940 is corresponding with the processing of step S810~S840 in Fig. 8 respectively, herein
It will not go into details.
The processing of step S950~S960 is a kind of optional embodiment of abovementioned steps S850, is suitable for one or more
A insufflation unit 4 is in the situation under current level.
Specifically, in step S950, working hour and the rest of each insufflation unit 4 (under current level) are determined
Period.That is, the operating schedule of each insufflation unit 4 under current level is determined, with single to each air blowing
The work of member 4 is scheduled.
It can be according to any applicable scheduling controlling strategy, when formulating for each insufflation unit 4 including working hour and rest
The operating schedule of section.Here, working hour and rest period include the information of start time point and duration, to be actually used in
Control.For example, its working hour and rest period can be determined according to the setting height of each insufflation unit 4, so that with water level
Variation, several insufflation units 4 close to water level work, and insufflation unit 4 below is rested, or makes insufflation unit 4
Be arranged height closer to water level, working hour is longer, and the opposite rest period is shorter.For another example determining multiple blow
Several insufflation units 4 in gas unit 4 work a period of time, the rest of other insufflation units 4.For another example can be single by multiple air blowings
Member 4 is grouped, and according to the mode of polling dispatching, so that each group insufflation unit 4 takes turns to operate a period of time, then is rested a period of time.
A kind of optional embodiment according to the present utility model, using current environment temperature as determining each insufflation unit
One of 4 factor of operating schedule.Specifically, the processing of step S950 can include: obtain current ambient temperature value；According to
Current ambient temperature value determines the working hour and rest period of each insufflation unit 4, wherein ambient temperature value is lower, work
It is longer to make the period.
For example, current ambient temperature value can be acquired by aforementioned first temperature sensor 6.Assuming that current environment temperature
Angle value is -20 °, the length of the working hour of each insufflation unit 4 and rest period can be set to 30 minutes and 10 minutes；Assuming that
Current ambient temperature value is -30 °, can be set to the length of the working hour of each insufflation unit 4 and rest period 40 minutes
With 3 minutes.Thus, it is ensured that increasing the time of continuous work under more severe low-temperature condition, anti-icing dynamics is increased；And
Under common low-temperature condition, stream time is arranged relatively short, to save anti-icing power consumption.
During determining the working hour and rest period of each insufflation unit 4, at least partly work of insufflation unit 4
The working hour for making period and other insufflation units 4 can not be identical.
For example, it is assumed that the number of the insufflation unit 4 under current level is 7, it can be wherein 2 insufflation units 4
It determines that length is 20 minutes working hours, is the working hour that 3 insufflation units 4 determine that length is 30 minutes, be remaining 2
Insufflation unit 4 determines that length is 40 minutes working hours.
In step S960, according to the current working status of each insufflation unit 4 and working hour and rest period, control
Corresponding control valve group 5 is switched on or switched off the gas supply of the gas manifold 3 of each insufflation unit 4.
Specifically, after operating schedule has been determined for each insufflation unit 4 under current level, connection is worked as
The gas supply of the gas manifold 3 of the preceding insufflation unit 4 in non-working condition, makes it in determining working hour continuous work, root
It stops working according to the determining rest period；For in the insufflation unit of work 4, according to determining working hour and rest period
The gas supply for continuing to control the gas manifold 3 that corresponding control valve group 5 is switched on or switched off the insufflation unit 4, continue to work or
It stops working, facilitates the service life for extending anti-icing equipment.
By the processing of step S910~S960, current water is in by the detection control of SEA LEVEL VARIATION in previous embodiment
Insufflation unit 4 on position stops on the basis of the anti-icing work of air blowing, additionally it is possible to each air blowing under current level
4 further progress coordinated control of unit is the determining operating schedule of each insufflation unit 4 under each current level, and
According to determining working hour and rest period, to control the work and stopping of each underwater insufflation unit 4.This is practical as a result,
The anti-icing control method of new embodiment carries out accurately independent control by the work to each insufflation unit 4 and coordinates to control
System, can be improved anti-icing efficiency, and save anti-icing effect, additionally aids the service life for extending anti-icing equipment.
Figure 10 is a kind of anti-icing control method of rock of another exemplary embodiment according to the present utility model
Flow chart.It is corresponding to the processing of abovementioned steps S810~S840 in the processing of step S1010~S1040 in Figure 10, herein
It will not go into details.
In the embodiment show in figure 10, the control valve group 5 being connected with each insufflation unit 4 include electromagnetic air valve 7 and
Compressed air ratio control device 8.
Referring to Fig.1 0, if determining in step S1030 and being in the air blowing list under current level if there is setting position
Member 4, thens follow the steps S1050~S1060.
In step S1050, the gas supply for the insufflation unit 4 that corresponding control valve group 5 is connected under current level is controlled
The gas supply of branch pipe 3, the insufflation unit 4 for being in these under current level work.Can refer to step S850 or step S940~
S950 executes the processing of the step.
Further, in step S1060, current ambient temperature value is obtained, corresponding control is controlled according to ambient temperature value
The unlatching amplitude of compressed air ratio control device 8 in valve group 5 processed, wherein ambient temperature value is lower, and it is bigger to open amplitude.
Specifically, current ambient temperature value can be acquired by aforementioned first temperature sensor 6；Further according to the ring got
Border temperature value is that the insufflation unit 4 of each work determines flow velocity, flow or the pressure of gas supply, further according to determining flow velocity, flow
Or the unlatching width of the compressed air ratio control device 8 in the control valve group 5 that is connected with the insufflation unit 4 of the data pair of pressure
Degree, thus it is more accurate, efficiently perform anti-icing function.Similarly, so that ambient temperature value is lower, compressed air proportion adjustment dress
Set 8 unlatching amplitude it is bigger.
It, can not only can be single to multiple air blowings by the detection of SEA LEVEL VARIATION by the processing of step S1010~S1060
Work/stopping of member 4 independently carries out accurately anti-icing control, but also can be in work to being conveyed to according to ambient temperature value
Flow, the flow velocity of the compressed air of the insufflation unit 4 of state execute control, to further improve anti-icing efficiency, and excellent
Change anti-icing effect.
Figure 11 is a kind of anti-icing control method of rock of another exemplary embodiment according to the present utility model
Flow chart.In combination with the anti-icing control method of aforementioned any embodiment, the step of executing the anti-icing control method of Figure 11.
Referring to Fig.1 1, in step S1110, obtain current ambient temperature value.
Similarly, current ambient temperature value can be acquired by aforementioned first temperature sensor 6.
It in step S1120, determines whether the ambient temperature value obtained reaches freezing temperature value, reaches freezing temperature value and just anticipate
Taste dam to freeze, need to start deicing.
If determining that ambient temperature value reaches freezing temperature value in step S1120, then control section or whole control valve group
5 connect the gas supply (step S1130) of the gas manifold 3 of corresponding insufflation unit 4.
If determining that ambient temperature value is not up to freezing temperature value in step S1120, then control section or whole control valve
Group 5 disconnects the gas supply (step S1140) of the gas manifold 3 of corresponding insufflation unit 4.
On this basis, the processing of the anti-icing control method of aforementioned any embodiment can be continued to execute.
By the processing of step S1110~S1140, can be controlled anti-icing according to the current ambient temperature value detected
Anti-icing equipment starting work in system still stops working, to be automatically realized the control of anti-icing equipment, saves
Human-saving manages and maintains cost.
According to any anti-icing control method of the utility model embodiment, it may be implemented as computer software programs.Example
Such as, the utility model embodiment includes a kind of computer program product comprising is tangibly embodied on machine readable media
Computer program, computer program include the program code for method shown in execution flow chart, and program code may include pair
The corresponding instruction of each step in the anti-icing control method of the utility model embodiment should be executed, for example, obtaining from underwater acquisition
The level pressure that station acquisition arrives detects signal；Signal is detected according to level pressure, determines underwater acquisition position relative to current
The depth value of water level；According to the difference in height and the depth between the setting position of at least one insufflation unit and underwater acquisition position
Angle value, determines whether each insufflation unit is on current level respectively；If there is setting position be in current level it
On insufflation unit, then control the confession that corresponding control valve group disconnects the gas manifold of insufflation unit on current level
Gas.In such embodiments, which can be downloaded and installed from network by communication device, and/or from
Detachable media is mounted.When the computer program is executed by processor, executes in the method for the utility model embodiment and limit
Fixed above-mentioned function.
It may be noted that all parts described in the utility model embodiment/step can be split according to the needs of implementation
For more components/steps, the part operation of two or more components/steps or components/steps can also be combined into new portion
Part/step, to realize the purpose of the utility model embodiment.
The above-mentioned anti-icing control method according to the utility model embodiment can be realized in hardware, firmware, or be implemented
For the software or computer code being storable in recording medium (such as CD ROM, RAM, floppy disk, hard disk or magneto-optic disk), or
The original storage of network downloading is implemented through in long-range recording medium or nonvolatile machine readable media and will be stored in
Computer code in local recording medium, so that method described herein can be stored in using general purpose computer, dedicated place
Manage such software processing in device or the programmable or recording medium of specialized hardware (such as ASIC or FPGA).It can manage
Solution, computer, processor, microprocessor controller or programmable hardware include that can store or receive software or computer code
Storage assembly (for example, RAM, ROM, flash memory etc.), when the software or computer code are by computer, processor or hardware access
And when executing, processing method described herein is realized.In addition, when general purpose computer accesses for realizing the processing being shown here
When code, general purpose computer is converted to the special purpose computer for being used for executing the processing being shown here by the execution of code.
It will appreciated by the skilled person that unit described in conjunction with the examples disclosed in the embodiments of the present disclosure
And method and step, it can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions actually with
Hardware or software mode execute, the specific application and design constraint depending on technical solution.Professional technician can
To use different methods to achieve the described function to each specific application, but this realization is it is not considered that beyond this
The range of utility model embodiment.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (13)
1. a kind of anti-icing system for rock, which is characterized in that the anti-icing system includes anti-icing control equipment
(1), gas supply part (2), gas feed control and at least one the anti-icing work being correspondingly arranged with the gas feed control is compressed to fill
It sets；
The anti-icing equipment includes bubble generating unit；
The bubble generating unit has multiple gas manifolds (3) and is arranged under the normal pool level of the rock
Multiple insufflation units (4), multiple insufflation units (4) are connected to multiple gas manifolds (3) respectively, and multiple institutes
The setting position for stating insufflation unit (4) corresponds at least two different anti-icing effective heights；
The gas feed control includes being separately positioned between multiple gas manifolds (3) and the compression gas supply part (2)
Multiple control valve groups (5)；
The anti-icing control equipment (1) at least communicates to connect with the multiple control valve group (5), and to any control valve
Group (5) sends the instruction for being switched on or switched off the corresponding gas manifold (3), is switched on or switched off and the gas manifold with control
(3) insufflation unit (4) being connected to is blown or stops blowing.
2. anti-icing system according to claim 1, which is characterized in that multiple insufflation units (4) are all set in described
Between the lowest water level of rock lower position below and the normal pool level of the rock.
3. anti-icing system according to claim 1, which is characterized in that the anti-icing system further includes for acquiring environment temperature
The first temperature sensor (6) of degree, first temperature sensor (6) and the anti-icing control equipment (1) communicate to connect.
4. anti-icing system according to claim 1, which is characterized in that the anti-icing system further includes being arranged in the panel
The lowest water level of rock-fill dams liquid level sensor below, the liquid level sensor and the anti-icing control equipment (1) communicate to connect.
5. anti-icing system according to claim 1, which is characterized in that the control valve group (5) includes at least electromagnetic air
Valve (7).
6. anti-icing system according to claim 5, which is characterized in that at least partly described control valve group (5) further includes pressure
Contracting AIR Proportional Adjusting Device (8).
7. anti-icing system according to claim 1, which is characterized in that multiple control valve groups (5) are arranged in valve block
(9) in, heating and heat-insulating device and second temperature sensor (10), the second temperature are additionally provided in the valve block (9)
Sensor (10) is used to acquire the temperature inside the box of the valve block (9), the second temperature sensor (10) and the heating
Attemperator is communicated to connect with the anti-icing control equipment (1).
8. anti-icing system according to any one of claim 1 to 7, which is characterized in that the insufflation unit (4) includes blowing
Part (12) occur for tracheae (11) and the bubble being arranged on the gas blow pipe (11)；Multiple insufflation units (4) are located at described
Gas manifold (3) it is ipsilateral, alternatively,
Multiple insufflation units (4) are axisymmetrically to be arranged in the two of the gas manifold (3) with the gas manifold (3)
Side.
9. anti-icing system according to claim 8, which is characterized in that one end of the gas blow pipe (11) and gas supply branch
(3) connection is managed, the other end of the gas blow pipe (11) is closed, and is provided with multiple ventholes on the gas blow pipe (11).
10. anti-icing system according to claim 8, which is characterized in that be provided with one on each gas blow pipe (11)
Part (12) occur for a or multiple bubbles.
11. anti-icing system according to claim 10, which is characterized in that two of different anti-icing effective heights are adjacent described
It is connected between insufflation unit (4) by connector (13), the connector (13) passes through bracket (14) and the gas manifold (3)
It is fixedly connected；The connector (13) is set in parallel with the gas manifold (3), between the two neighboring connector (13)
It is not connected to.
12. anti-icing system according to claim 8, which is characterized in that multiple gas manifolds (3) are along the panel heap
The direction of the sealing parting of masonry dam extends downwardly, along the sealing of the rock point between multiple insufflation units (4)
The direction parallel arrangement of seam, each insufflation unit (4) are horizontally disposed.
13. anti-icing system according to claim 12, which is characterized in that multiple gas manifolds (3) are arranged in parallel in
On the dam facing of the rock, or
It is embedded under the dam facing of the rock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820960271.5U CN208363037U (en) | 2018-06-21 | 2018-06-21 | Anti-icing system for rock |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820960271.5U CN208363037U (en) | 2018-06-21 | 2018-06-21 | Anti-icing system for rock |
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| CN208363037U true CN208363037U (en) | 2019-01-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109403275A (en) * | 2018-06-21 | 2019-03-01 | 长春华普大通防冰工程技术有限公司 | Anti-icing system, anti-icing control method and computer readable storage medium |
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2018
- 2018-06-21 CN CN201820960271.5U patent/CN208363037U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109403275A (en) * | 2018-06-21 | 2019-03-01 | 长春华普大通防冰工程技术有限公司 | Anti-icing system, anti-icing control method and computer readable storage medium |
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