CN104314039B - The induction of mechanical cycles current produces interior ripple and destroys the device and method of water temperature delamination - Google Patents
The induction of mechanical cycles current produces interior ripple and destroys the device and method of water temperature delamination Download PDFInfo
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Abstract
The invention discloses ripple in the induction of a kind of mechanical cycles current produces and destroy the device and method of water temperature delamination, belong to lake and reservoir water pollution and control technical field, this device includes model reservoir and is arranged on the air conditioner condensation pipe bottom model reservoir, outside air conditioner, temperature controller, blade and water body mechanical cycles device etc., the method utilizes temperature controller to control startup and the stopping of outside air conditioner, realize the temperature accuracy controlling of water in model reservoir, and then realize the water in model reservoir is lowered the temperature by air conditioner condensation pipe；Meanwhile, under the power of blade, bottom model reservoir, water body is elevated sucks through the water sucking mouth of water body mechanical cycles device, is then discharged by outlet；To current as a kind of disturbing source from the circulation that outlet is discharged, ripple in induction produces in layering reservoir, in utilizing, the immixture of ripple destroys the water temperature delamination of self-assembling formation.The present invention has the clear superiority that energy consumption is low, efficiency is high, and application prospect is extensive.
Description
[technical field]
The invention belongs to lake and reservoir water pollution control field, be specifically related to a kind of mechanical cycles current induction
In producing, ripple destroys the device and method of water temperature delamination.
[background technology]
Lake and reservoir is the most most precious freshwater resources directly utilized, and wherein reservoir is increasingly becoming
The main resource of water supply in most cities, the importance of water source reservoir day by day shows.Currently, lake and reservoir environment
The endogenous pollution and the body eutrophication problem that face are the most prominent, and the deterioration of lake and reservoir water quality directly affects
The sustainable use of city water resource, more serious threat are to the water supply security in city.
Easily there is water temperature delamination due to the existence of violent vertical thermograde in lake, reservoir that the depth of water is bigger, makes
Water body is divided into the water body layer of three different temperatures and density from top to bottom: troposphere, jump temperature layer and isothermal layer.
It is in the vertical transmission that the temperature layer that jumps of centre prevents heat and dissolved oxygen between top layer and bottom, its result
It is: lower floor's water body that the dissolved oxygen temperature layer that jumped hinders and can not get supplementing, and various microorganism and chemical action
The dissolved oxygen in water then can be made gradually to be consumed, when oxygen in water concentration is less than 2mg/L, in bed mud
Organic matter, nitrogen, phosphorus, ferrum, manganese can discharge into water body, form the endogenous pollution of reservoir.Work as seasonal law
When causing top layer and bottom water temperature close, easily there is " turning over storehouse " phenomenon, the isothermal of severe water pollution in reservoir
Layer water body mixes with middle and upper part water body, and the pollutant in isothermal layer will pollute whole Reservoir Water Quality.Endogenous
Pollution makes water systems'phosphorus, nitrogen content increase, and when summer and autumn water temperature, illumination are suitable, can cause the big of algae
Amount breeding and body eutrophication.And water temperature delamination is to cause being layered Reservoir Water Quality endogenous pollution and eutrophication
One of major incentive, so destroying water temperature delamination can make top layer and bottom water mixing, reduce superficial water
Body algae content, and can effectively control the release of internal contamination in bed mud.
The technology of the destruction of lake and reservoir water temperature layering at present mainly includes blooming cylinder mixing, mechanical mixture, sky
Trachea oxygenation and the aeration four kinds that pumps up water, but above-mentioned destruction water temperature delamination technology all exists, and efficiency is low, energy consumption is high
Common problem.On the basis of the former mechanical mixing apparatus of this patent, according to appropriateness disturbance in stratified water
The fluid mechanics principle of ripple in producing can be induced, mechanical mixing apparatus is carried out some transformations and innovation, invention
One efficient, practical water body mechanical cycles device, utilizes this device outlet stream disturbance to jump temperature layer the most efficiently
Ripple in ground induced synthesis, to make full use of the huge energy mixed water body of interior ripple, destroys lake and reservoir water temperature and divides
Layer, is of great immediate significance and using value in terms of lake and reservoir water quality in situ improvement.
[summary of the invention]
Present invention aims to the deficiencies in the prior art, it is provided that a kind of mechanical cycles current induction is produced
Sheng Neibo destroys the device and method of water temperature delamination.
For achieving the above object, the present invention adopts the following technical scheme that:
The induction of mechanical cycles current produces interior ripple and destroys the device of water temperature delamination, including model reservoir and installation
Air conditioner condensation pipe bottom model reservoir, wherein, air conditioner condensation pipe is by temperature controller and outside air-conditioning
Machine is connected, and temperature controller is used for controlling outside air conditioner and whether works；Water body mechanical cycles device is arranged
Below the water surface of model reservoir, the water sucking mouth of water body mechanical cycles device is arranged in model reservoir isothermal layer,
Its outlet be arranged on model reservoir jump temperature layer top, current are being arranged on water body mechanical cycles device intra vane
Effect under through water sucking mouth suck, then discharged by outlet.
The present invention is further improved by, and also includes some temperature measurers, the measuring probe of these some temperature measurers
The vertical direction of model reservoir is sequentially distributed from bottom to up.
The present invention is further improved by, and temperature measurer uses water temperature section plotter.
The present invention is further improved by, the first rising cylinder that water body mechanical cycles device includes setting gradually,
Second rises cylinder, the first right-angle elbow pipe, horizontal tube, the second right-angle elbow pipe and declines cylinder, and blade is arranged on
Second rises in cylinder, and blade is connected with electric machine, and blade, under the drive of motor, is risen cylinder by first
Water sucking mouth water suction, then through decline cylinder outlet flow out.
The present invention is further improved by, and first rises cylinder and second rises between cylinder, second rise cylinder with
Between first right-angle elbow pipe, between the first right-angle elbow pipe and horizontal tube, between horizontal tube and the second right-angle elbow pipe,
And second right-angle elbow pipe be all connected by flange-interface with declining between cylinder.
The present invention is further improved by, and air conditioner condensation pipe is fixed on model reservoir by condensing tube support
Bottom；Carry out the change of coolant-temperature gage in Controlling model reservoir in real time by temperature controller, arrange as requested
Bottom isothermal layer is temperature required, and once refrigeration reaches temperature required, and air-conditioning will be closed；If temperature is passed through
A period of time exceeds this temperature, and temperature controller will act on outside air conditioner and works on, until bottom
Water body is reached temperature required by refrigeration.
The induction of mechanical cycles current produces the method that interior ripple destroys water temperature delamination, comprises the following steps:
Temperature controller is utilized to control startup and the stopping of outside air conditioner, it is achieved to water in model reservoir
Temperature accuracy controlling, and then realize the water in model reservoir is lowered the temperature by air conditioner condensation pipe；Meanwhile,
Under the power of blade, bottom model reservoir, water body is elevated inhales through the water sucking mouth of water body mechanical cycles device
Enter, then discharged by outlet；To current as a kind of disturbing source from the circulation that outlet is discharged, dividing
Ripple in induction produces in layer reservoir, in utilizing, the immixture of ripple destroys the water temperature delamination of self-assembling formation.
Relative to prior art, present invention have the advantage that:
The present invention utilize that water body mechanical cycles device produces lower to circulating water flow as disturbing source, at the temperature layer that jumps
Interior induction produces interior ripple, by the powerful immixture of interior ripple, makes the temperature layer progressively dive that jump, and makes troposphere
It is gradually reduced with the water temperature difference of isothermal layer, until water temperature delamination is totally disrupted.Relatively conventional recirculated water
Stream destroys demixing technology, under certain thermograde with output power of motor, by the water outlet of particular design
Mouthful, water outlet formed flow velocity bigger lower to circulating water flow come disturbance jump temperature layer water body, efficiently induce product
Sheng Neibo, improves and destroys water temperature delamination efficiency, have the clear superiority that energy consumption is low, efficiency is high, application prospect
Extensively.
The present invention passes through water body mechanical cycles device, it is also possible to by changing hanging down between water sucking mouth and outlet
Straight and horizontal range and blade rotating speed optimizes the induced synthesis condition of interior ripple, preferably improves and destroys water
The efficiency of temperature layering.
[accompanying drawing explanation]
Fig. 1 is the structural representation of the device that ripple destroys water temperature delamination in mechanical cycles current of the present invention induction produces
Figure；
Fig. 2 is the structural representation of water body mechanical cycles device of the present invention.
In figure: 1 is model reservoir, 2 is outside air conditioner, and 3 is temperature controller, and 4 is air conditioner condensation pipe,
5 is water sucking mouth, and 6 is the first rising cylinder, and 7 is blade, and 8 for declining cylinder, and 9 is outlet, and 10 is thermometric
Instrument, 11 is measuring probe, and 12 is flange-interface, and 13 is the first right-angle elbow pipe, and 14 is the second right-angle elbow pipe,
15 is horizontal tube, and 16 is the first rising cylinder.
[detailed description of the invention]
With specific embodiment, the present invention is described in further details below in conjunction with the accompanying drawings.
Seeing Fig. 1 and Fig. 2, mechanical cycles current of the present invention induction produces interior ripple and destroys the device of water temperature delamination,
Including model reservoir 1 and be arranged on the air conditioner condensation pipe 4 bottom model reservoir 1, wherein, air conditioner condensation pipe
4 are connected with outside air conditioner 2 by temperature controller 3, and temperature controller 3 is used for controlling outside air conditioner
Whether 2 work；Water body mechanical cycles device is arranged on below the water surface of model reservoir 1, and water body mechanical cycles fills
The water sucking mouth 5 put is arranged in model reservoir 1 isothermal layer, and its outlet 9 is arranged on model reservoir 1 and jumps temperature
Layer top, current suck through water sucking mouth 5 under the effect being arranged on water body mechanical cycles device intra vane 7,
Then discharged by outlet 9.
Blade connects and rises cylinder and decline cylinder, rises bottom nozzle distance model reservoir 0.1 meter, declines nozzle position
In the temperature layer that jumps.
Additionally, this device also includes some temperature measurers 10, the measuring probe 11 of some temperature measurers 10 is at model
Being sequentially distributed from bottom to up in the vertical direction of reservoir 1, wherein, temperature measurer uses water temperature section plotter.This
Bright middle measuring probe 11 is divided into three groups, and three groups of probes are respectively 50cm, 100cm and 150cm away from outlet 9,
Measuring probe 11 is sequentially distributed in the vertical direction of model reservoir 1 from bottom to up, and three groups of temperature survey instrument probe altogether
There are 32 temperature probes, by water temperature at these probe measurement different depths.Temperature controller 3 is utilized to control
The startup of the outside air conditioner 2 of system and stopping, by air conditioner condensation pipe 4 to reach water in model reservoir 1
Temperature accuracy controlling.
See Fig. 2, the first rising cylinder 6, second that water body mechanical cycles device sets gradually rise cylinder 16, the
One right-angle elbow pipe 13, horizontal tube the 15, second right-angle elbow pipe 14 and decline cylinder 8, first rises cylinder 6 and the
Two rise between cylinder 16, and second rises between cylinder 16 and the first right-angle elbow pipe 13, the first right-angle elbow pipe 13
And between horizontal tube 15, between horizontal tube 15 and the second right-angle elbow pipe 14, and the second right-angle elbow pipe 14
All being connected by flange-interface 12 between cylinder 8 with declining, blade 7 is arranged in the second rising cylinder 16,
And blade 7 is connected with electric machine；Blade 7 relies on electric machine to drive, and electric machine is fixed on leaf
Sheet 7 side.Under blade 7 constantly rotates, produce centrifugal force, order about current and flow into decline cylinder 8, water
Stream is pressed into water sucking mouth 5 continuously, rises cylinder 6 by first and the second rising cylinder 16 arrives blade 7,
Define circulating water flow like this.Water sucking mouth 5 is positioned at isothermal layer, and distance model reservoir 1 distance from bottom is
0.1 meter.Outlet 9 is positioned at the temperature layer that jumps that thermograde is bigger, distance model reservoir 1 bottom 0.65 meter.
Between water sucking mouth 5 with outlet 9, vertical dimension differs 0.55 meter, and both horizontal ranges are at a distance of 0.3 meter.?
The circulating water flow produced between water sucking mouth 5 and outlet 9, as the disturbing source of ripple in producing.
Further, air conditioner condensation pipe 4 is fixed on the bottom of model reservoir 1 by condensing tube support；Pass through
Temperature controller 3 carrys out the change of coolant-temperature gage in Controlling model reservoir 1 in real time, arranges bottom etc. as requested
Temperature layer is temperature required, and once refrigeration reaches temperature required, and air-conditioning will be closed；If temperature is through one section time
Between beyond this temperature, temperature controller 3 will act on outside air conditioner 2 and works on, until bottom water
Body is reached temperature required by refrigeration.
Mechanical cycles current of the present invention induction produces the method that interior ripple destroys water temperature delamination, specifically includes following step
Rapid: the startup utilizing temperature controller 3 to control outside air conditioner 2 and stopping, it is achieved to model reservoir 1
The temperature accuracy controlling of middle water, and then realize the water in model reservoir 1 is dropped by air conditioner condensation pipe 4
Temperature, makes water temperature of reservoir be layered, and bottom isothermal layer reaches temperature required, and air-conditioning quits work.Then,
Water body mechanical cycles device is started working, and makes water body between water sucking mouth 5 and outlet 9 produce circulating water flow,
Under conditions of keeping blade 7 circular flow certain, induction produces interior ripple, is remembered in real time by water temperature section plotter
Record the change of its different water depth temperature.
The present invention water temperature delamination water body jump temperature layer in, by run water body mechanical cycles device produce relatively
To circulating water flow under great, utilize under this to circulating water flow as disturbing source come disturbance jump temperature layer water body and induce product
Sheng Neibo, interior ripple propagation can cause the heat exchange between the water body of different water temperature, can produce during Internal wave breaking
Acutely turbulent flow and mixed water body, is propagated by interior ripple and Internal wave breaking and mixed water body, destruction water temperature delamination,
Interior ripple destroys the high efficiency of layering can be by contrasting under other the same terms with or without destroying water temperature delamination during interior ripple
Required time length illustrates.
Wherein, the cold source system being made up of air conditioner condensation pipe 4 is installed bottom model reservoir, to lower floor's water body
Lower the temperature, and utilize temperature controller 3 to control the startup of outside air conditioner 2 and stopping and the essence of temperature
Really regulation and control.Utilize free convection under room temperature, can be formed from top to bottom inside model reservoir 1 top layer troposphere,
What intermediate water temperature gradient was big jump temperature layer and bottom isothermal layer.
Water body mechanical cycles device, it is also possible to by changing the vertical and water between water sucking mouth 5 and outlet 9
Flat range difference induces the formation of interior ripple, and in probing into the induction of diverse location intake-outlet, ripple forms the mistake caused
Journey.Additionally, we can also change the rotating speed of blade 7, make circulating water flow be under different in flow rate, visit
Study carefully the process that the interior ripple of different in flow rate induction is formed.
Below in conjunction with specific embodiment, the operation principle of the present invention is described in further details.
Using long 2m, wide 0.6m, the pond of high 1.2m is as pilot scale model reservoir 1, at model reservoir 1
Bottom, installs the cold source system being made up of air conditioner condensation pipe 4, as shown in Figure 1.Lower floor's water body is dropped
Temperature, and utilize temperature controller 3 to control the startup of outside air conditioner 2 and stopping and the accuracy controlling of temperature.
The structural representation of water body mechanical cycles device is as in figure 2 it is shown, water sucking mouth 5 is positioned at model reservoir 1 etc.
In temperature layer, apart from the bottom of pond, bottom 0.1 meter.Outlet 9 is positioned at the temperature layer that jumps that thermograde is bigger, distance mould
Type reservoir 1 bottom 0.65 meter.Between water sucking mouth 5 with outlet 9, vertical dimension differs 0.55 meter, Liang Zheshui
Flat distance is at a distance of 0.3 meter.Jumping, temperature layer forms circulating water flow, this turbulent water with isothermal layer temperature intersection
It is easy to induce ripple in generation in the temperature layer that jumps.
Use water temperature section plotter to carry out temperature measurement accurately, can measure simultaneously and show the temperature of 32 differences
Degree.Three groups of temperature are surveyed instrument probe 11 and are respectively 50cm, 100cm, 150cm, as shown in Figure 1 away from declining nozzle.
Vertically every 2cm, water temperature section plotter probe is distributed one at the temperature layer that jumps, and three combine at one piece 32 totally,
Probe particular location regards and actual jump temperature layer position and suitably adjust, these 32 real time record different depths of popping one's head in
Water temperature.I.e. according to the relation of water body density Yu water temperature, the change that lasts of water temperature is converted to lasting of density
Change, the time interval of adjacent two density peaks is the cycle (T/s) of interior ripple.Take one complete interior
Period of wave, the difference in height that the trough of density-time graph is corresponding with crest is the wave amplitude (η/m) of interior ripple.
Level is utilized to pop one's head in the water temperature information surveyed to analyze the propagation speed of interior ripple at a distance of 2 temperature measurers of Δ x=50cm
Degree and wavelength, according to the peak value correspondence time of the interior wave-wave width that two probes record, obtain interior ripple two spies
Transmission time (Δ t/s) between Tou, therefore horizontal transmission speed ν of interior ripple=Δ x/ Δ t, the wavelength X of interior ripple
=ν T.Utilize level at a distance of 3 groups of linear transducer arrays of 50cm to study decaying along journey of interior ripple.By analyzing machine
Tool promotes the characteristic parameter of the interior ripple of circulating water flow induction, verifies interior wave characteristic parameter and the mistake destroying water temperature delamination
Journey and the relation of efficiency, can optimize ripple in mechanical cycles induction produces further and destroy the operation bar of water temperature delamination
Part.
Claims (6)
1. in the induction of mechanical cycles current produces, ripple destroys the device of water temperature delamination, it is characterized in that: include model reservoir (1) and be arranged on the air conditioner condensation pipe (4) of model reservoir (1) bottom, wherein, air conditioner condensation pipe (4) is connected with outside air conditioner (2) by temperature controller (3), and temperature controller (3) is used for controlling outside air conditioner (2) and whether works；Water body mechanical cycles device is arranged on below the water surface of model reservoir (1), the water sucking mouth (5) of water body mechanical cycles device is arranged in model reservoir (1) isothermal layer, its outlet (9) be arranged on model reservoir (1) jump temperature layer top, current suck through water sucking mouth (5) under the effect being arranged on water body mechanical cycles device intra vane (7), are then discharged by outlet (9)；
Wherein, water body mechanical cycles device includes the first rising cylinder (6) set gradually, the second rising cylinder (16), the first right-angle elbow pipe (13), horizontal tube (15), the second right-angle elbow pipe (14) and declines cylinder (8), blade (7) is arranged in the second rising cylinder (16), and blade (7) is connected with electric machine, blade (7) is under the drive of motor, by the first water sucking mouth (5) water suction rising cylinder (6), then through declining outlet (9) outflow of cylinder (8).
Mechanical cycles current the most according to claim 1 induction produces interior ripple and destroys the device of water temperature delamination, it is characterized in that, also including some temperature measurers (10), the measuring probe (11) of these some temperature measurers (10) is sequentially distributed in the vertical direction of model reservoir (1) from bottom to up.
Mechanical cycles current the most according to claim 2 induction produces interior ripple and destroys the device of water temperature delamination, it is characterised in that temperature measurer (10) uses water temperature section plotter.
Mechanical cycles current the most according to claim 1 induction produces interior ripple and destroys the device of water temperature delamination, it is characterized in that, first rises cylinder (6) and second rises between cylinder (16), second rises between cylinder (16) and the first right-angle elbow pipe (13), between first right-angle elbow pipe (13) and horizontal tube (15), between horizontal tube (15) and the second right-angle elbow pipe (14), and the second right-angle elbow pipe (14) is all connected by flange-interface (12) between cylinder (8) with declining.
Mechanical cycles current the most according to claim 1 induction produces interior ripple and destroys the device of water temperature delamination, it is characterised in that air conditioner condensation pipe (4) is fixed on the bottom of model reservoir (1) by condensing tube support；Being carried out the change of Controlling model reservoir (1) interior coolant-temperature gage in real time by temperature controller (3), arrange bottom isothermal layer as requested temperature required, once refrigeration reaches temperature required, and air-conditioning will be closed；If temperature is through after a while beyond this temperature, temperature controller (3) will act on outside air conditioner (2) and works on, until bottom water body is reached temperature required by refrigeration.
6. the method that in the induction of mechanical cycles current produces, ripple destroys water temperature delamination, it is characterised in that the method induces ripple in producing to destroy the device of water temperature delamination based on the mechanical cycles current according to any one of claim 1 to 5, comprises the following steps:
Temperature controller (3) is utilized to control startup and the stopping of outside air conditioner (2), realize the temperature accuracy controlling of water in model reservoir (1), and then realize the water in model reservoir (1) is lowered the temperature by air conditioner condensation pipe (4)；Meanwhile, under the power of blade (7), model reservoir (1) the elevated water sucking mouth through water body mechanical cycles device of water body, bottom (5) sucks, and is then discharged by outlet (9)；The downward current of circulation discharged from outlet (9) destroy the water temperature delamination of self-assembling formation as one disturbing source, ripple in induction produces in layering reservoir, the immixture of the interior ripple of utilization.
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| CN105714731B (en) * | 2016-04-25 | 2018-03-23 | 中国水利水电科学研究院 | The experimental provision and method for the temperature that sluiced under a kind of test reservoir |
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