CN108731100B - A kind of team control temperature regulating device and boiler team control temperature-controlling system - Google Patents
A kind of team control temperature regulating device and boiler team control temperature-controlling system Download PDFInfo
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- CN108731100B CN108731100B CN201810572807.0A CN201810572807A CN108731100B CN 108731100 B CN108731100 B CN 108731100B CN 201810572807 A CN201810572807 A CN 201810572807A CN 108731100 B CN108731100 B CN 108731100B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1009—Arrangement or mounting of control or safety devices for water heating systems for central heating
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Abstract
The present invention provides a kind of team control temperature regulating device and boiler team control temperature-controlling systems, to solve the technical issues of temperature sensor acquisition trend data is distorted in the prior art.The boiler hot-water mixed flow of inflow is the heating water of heat balance for being connected on water main pipe front end by team control temperature regulating device by the internal diameter of variation.So that the data acquisition of the temperature sensor of setting not because the Acquisition Error runed counter to balanced calorific value occurs in the influence of installation position, ensure that temperature sensor can obtain accurate trend data using more effective layout stracture.Be conducive to following temperature controller and the temperature components data of related each pipeline are formed into accurate temperature trend and predicted temperature.
Description
Technical field
The present invention relates to temperature control technology fields, and in particular to a kind of team control temperature regulating device and boiler team control temperature-controlling system.
Background technique
In the boiler combustion control process of existing heating system, PID (ratio proportion, integral are generallyd use
Integral, differential derivative) closed loop systems method, prime number is wanted by the state that sensor acquires output pipe
According to, using temperature controller formed corresponding state element variation tendency, preset control parameters corresponding with trend are sent to
Corresponding burner control is to control the combustion process of burner and the course of work of corollary system.
As shown in Figure 1, existing heating system at least may include parallel arrangement of first boiler 01 and the second boiler 02 with
Adapt to the heat demand of dynamic change.The outlet pipeline (appended drawing reference 11,21) and 03 connection of water main pipe of each boiler, often
The water return pipeline (appended drawing reference 12,22) of a boiler and 04 connection of return water main pipe are provided in outlet pipeline and water main pipe
The states essential sensor such as temperature sensor 05 is respectively arranged on the water return pipeline of each boiler tactic along return water direction
(appended drawing reference is for water circulating pump (appended drawing reference 13,23), ultrasonic flowmeter (appended drawing reference 14,24) and electric control valve
15,25).The burner (appended drawing reference 16,26) of each boiler connects corresponding combustion controller (appended drawing reference 17,27),
Each combustion controller (appended drawing reference 17,27) is connected to Water temperature control device.
The prior art is to obtain accurate state to want using the basis that closed loop systems method is accurately judged-controlled
Prime number evidence.But due to the real-time water-flowing amount of pipeline of the outlet pipeline of each boiler (appended drawing reference 11,21) and real-time water temperature out
There is the difference of control change at random or artificial in degree, so that the fluid water temperature mixed in water main pipe 03 is in fluid different location
On there are acute variation, there are the larger discretenesses in time domain for the state element information for causing sensor 06 to acquire, with practical temperature
There are larger drift bias for degree and temperature changing trend, so that temperature changing trend and predicted temperature that temperature controller 05 is formed
Error is larger, causes the control effect of burner control (appended drawing reference 17,27) and practical heat supply power consumption state degree of fitting
It is low.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of team control temperature regulating device and boiler team control temperature-controlling system, it is existing to solve
There is the technical issues of temperature sensor acquisition trend data distortion in technology.
The team control temperature regulating device of the embodiment of the present invention will be flowed for being connected on water main pipe front end by the internal diameter of variation
The boiler hot-water mixed flow entered is the heating water of heat balance.
In an embodiment of the present invention, the team control temperature regulating device includes the conformal round tube being connected in the water main pipe
With the mixed flow revolving body being fixed in the conformal round tube, the mixed flow revolving body surface smooth transition is returned according to the mixed flow
Team control temperature regulating device described in the diameter change of swivel is axially formed continuous first expansion peak segment, gradual expansion section, second
Peak segment and progressive contraction section are expanded, the internal diameter of the conformal round tube is with the gradual expansion section, the second expansion peak segment
With the diameter change of the progressive contraction section.
In an embodiment of the present invention, the mixed flow revolving body includes several hollow cavities, several hollow cavities from
It dissipates and is distributed in the gradual expansion section, the second expansion peak segment and the progressive contraction section, several hollow cavities
Volume has differences, and includes antiresonance liquid having a specific gravity smaller than that of water in the hollow cavity of part.
In an embodiment of the present invention, the rank of the first expansion peak segment and the gradual expansion section of the mixed flow revolving body
Place is met, the first support bar part for connecting the conformal round tube is uniformly arranged in the circumferential direction, in the tail end edge week of the mixed flow revolving body
To the second support bar part for connecting the conformal round tube is uniformly arranged, first supporting element and the second support bar part are backwards
The front end of the mixed flow revolving body tilts.
In an embodiment of the present invention, the front-end surface of the mixed flow revolving body is rotarily formed by the first bus, described
First bus be located at it is described first expansion peak segment on the outside of, first bus be a minor arc, the line at the first bus both ends with
The axis of the mixed flow revolving body is vertical and intersects, the center of circle of first bus towards the end of the mixed flow revolving body, with
The internal diameter of the corresponding conformal round tube 100 of the front-end surface is kept constant.
In an embodiment of the present invention, the first expansion peak value section surface is female by second in the first expansion peak segment
Line is rotarily formed, and second bus is a minor arc, axis of the center of circle of second bus towards the mixed flow revolving body, institute
It states the radial direction of the second bus and axis is in same plane, the internal diameter of the conformal round tube 100 in the first expansion peak segment
It keeps constant；
It can also further limit, the first expansion peak value section surface lays several flow-disturbing columns.
In an embodiment of the present invention, gradual expansion section surface passes through third bus jatharapanvartanasana in the gradual expansion section
At the third bus is a minor arc, axis of the center of circle of the third bus backwards to the mixed flow revolving body, the third mother
The radial direction and axis of line are in same plane, and the internal diameter of the conformal round tube is with the mixed flow revolving body in the gradual expansion section
The increase of diameter and increase；
It can also further limit, around the circumferential uniformly distributed in the gradual expansion section surface of the mixed flow revolving body
One group of progressive winding for surrounding advance in the axial direction is raised.
In an embodiment of the present invention, the second expansion peak value section surface is female by the 4th in the second expansion peak segment
Line is rotarily formed, and the 4th bus is a minor arc, the line at the 4th bus both ends and the axis of the mixed flow revolving body
In parallel, the center of circle of the 4th bus towards the mixed flow revolving body axis, it is described second expansion peak segment in it is described conformal
The internal diameter of round tube is with the mixed flow revolving body diameter change；
It can also further limit, around the circumferential uniform in the second expansion peak value section surface of the mixed flow revolving body
Lay one group of quick winding protrusion for surrounding advance in the axial direction.
In an embodiment of the present invention, progressive contraction section surface passes through the 5th bus jatharapanvartanasana in the progressive contraction section
At the 5th bus is a minor arc, and towards the axis of the mixed flow revolving body, the described 5th is female in the center of circle of the 5th bus
One end of line is intersected with the axis of the mixed flow revolving body, and the radial direction and axis of the 5th bus are in same plane, described
The internal diameter of the conformal round tube reduces with the mixed flow revolving body diameter and is reduced in progressive contraction section；
It can also further limit, it is circumferential in the conformal round tube around the conformal round tube in the progressive contraction section
Uniformly distributed one group of the inner wall enhancing winding for surrounding advance in the axial direction is raised.
The boiler team control temperature-controlling system of the embodiment of the present invention, including team control temperature control as described in any one of claim 1 to 9 dress
It sets, which is characterized in that further include:
Outlet pipeline temperature sensor group, for acquiring the temperature data of outlet pipeline structure in real time.
Water main pipe temperature sensor group, for acquiring the temperature of the water main pipe after connecting the team control temperature regulating device in real time
Degree evidence.
Encoder is encapsulated as same step number for temperature data described in real-time reception and by the temperature data of synchronization
According to output.
Water temperature control device, temperature data and high-precision temperature become when for the synchrodata to be formed high-precision real
The temperature data when high-precision real and the high-precision temperature trend data are converted to burning according to PID strategy by gesture data
Device control parameter.
Resistance caused by internal diameter of the team control temperature regulating device and boiler team control temperature-controlling system of the embodiment of the present invention using variation
Variation so that in water main pipe heating water mixing reach heat balance so that setting temperature sensor data acquisition not because
There is the Acquisition Error runed counter to balanced calorific value in the influence of installation position, ensure that temperature sensor can use more effective cloth
If structure obtains accurate trend data.Be conducive to following temperature controller and the temperature components data of related each pipeline are formed into essence
True temperature trend and predicted temperature.
Detailed description of the invention
Fig. 1 show the configuration diagram of redundance boiler heating system in the prior art.
Fig. 2 show the main structure schematic cross-sectional view of team control temperature regulating device of the embodiment of the present invention.
Fig. 3 show the partial schematic sectional view (one) of team control temperature regulating device of the embodiment of the present invention.
Fig. 4 show the partial schematic sectional view (two) of team control temperature regulating device of the embodiment of the present invention.
Fig. 5 show the partial schematic sectional view (three) of team control temperature regulating device of the embodiment of the present invention.
Fig. 6 show the partial schematic sectional view (four) of team control temperature regulating device of the embodiment of the present invention.
Fig. 7 show the configuration diagram of boiler team control temperature-controlling system of the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
The embodiment of the invention provides a kind of team control temperature regulating devices to pass through variation for being connected on water main pipe front end
The boiler hot-water mixed flow of inflow is the heating water of heat balance by internal diameter.Water main pipe front end is usually the water outlet for being connected to each boiler
The complete starting point of water main pipe after pipeline.
Resistance caused by internal diameter of the team control temperature regulating device of the embodiment of the present invention using variation changes so that in water main pipe
Heating water mixing reach heat balance so that setting temperature sensor data acquisition not because installation position influence occur
The Acquisition Error runed counter to balanced calorific value ensure that temperature sensor can accurately become using the acquisition of more effective layout stracture
Gesture data.Be conducive to following temperature controller and the temperature components data of related each pipeline are formed into accurate temperature trend and prediction
Temperature.
As shown in Fig. 2, the team control temperature regulating device of the embodiment of the present invention includes conformal circle of the one-stage serial in water main pipe
Pipe 100 and the mixed flow revolving body 200 being fixed in conformal round tube 100, the axis of mixed flow revolving body 200 and conformal round tube 100
Axis is overlapped.The inner wall of conformal round tube 100 and the surface of mixed flow revolving body 200 form ring-shaped round pipe.The inner wall of conformal round tube 100
As ring-shaped round pipe lateral wall, the surface of mixed flow revolving body 200 is as ring-shaped round pipe inner sidewall.
The surface of mixed flow revolving body 200 by front end (aqueous fluid come to, in attached drawing be left side) to end (aqueous fluid whereabouts,
It is right side in attached drawing) it seamlessly transits, mixed flow revolving body 200 makes team control temperature regulating device form company by the diameter change of front end to end
Continuous the first expansion peak segment 91, the expansion peak segment 93 of gradual expansion section 92, second and progressive contraction section 94.Conformal round tube 100
Pipe wall internal diameters with gradual expansion section 92, second expand peak segment 93 and progressive contraction section 94 diameter change.
The team control temperature regulating device of the embodiment of the present invention using ring-shaped round pipe inner sidewall and lateral wall difference in internal diameters abnormity at
The flow velocity difference of aqueous fluid realizes the abundant fusion of each hot water in water main pipe.Utilize the incompressible of aqueous fluid
Characteristic makes aqueous fluid change in flow occur by continuously changing annular tube wall outboard sidewalls diameter and outboard sidewalls spacing, because
Influence of the frictional force of annular tube wall to contact fluid, so that diametrically (can be understood as the section diametrically formed work
For same position, in same position) fluid each section flow velocity generate difference, cause aqueous fluid axial along conformal round tube 100
While flowing, each adjacent part of aqueous fluid forms mixing, collision or is vortexed, and each aqueous fluid sufficiently melts in conformal round tube 100
It closes, forms uniform heat aqueous fluid after flowing out conformal round tube 100.State is carried out to the subsequent shell that uniform heat aqueous fluid flows through
Element acquisition can obtain accurate water main pipe real time temperature data.
In an embodiment of the present invention, mixed flow revolving body 200 includes several hollow cavities, and hollow cavity is discrete to be distributed in gradually
Peak segment 93 is expanded into expansion arc 92, second and progressive contraction section 94, the volume of hollow cavity have differences, part hollow cavity
In include antiresonance liquid having a specific gravity smaller than that of water.Antiresonance liquid can be Ester, such as ethyl acetate, grease.
The team control temperature regulating device of the embodiment of the present invention reduces mixed flow revolving body 200 using hollow cavity and antiresonance liquid
Resonance-characteristic overcomes potential frequency resonance using the mal-distribution of cavity and liquid.Avoid the fluid stream in ring-shaped round pipe
Make conformal round tube 100 when fast quickly variation or generates bad vibration with mixed flow revolving body 200.
In an embodiment of the present invention, first in mixed flow revolving body 200 expands peak segment 91 and gradual expansion section 92
Joining place is uniformly arranged in the circumferential direction the first support bar part 201 for connecting conformal round tube 100, on the tail end edge of mixed flow revolving body 200
It is circumferentially uniformly arranged the second support bar part 202 for connecting conformal round tube 100, the first supporting element 201 and second support bar part 202 are carried on the back
It is tilted to the front end of mixed flow revolving body 200, the first angle that the axis of the first supporting element 201 and mixed flow revolving body 200 is formed exists
The second angle that the axis of 48 to 80 degree, the second supporting element 202 and mixed flow revolving body 200 is formed is in 55 to 85 degree.As special case
To meet the first angle simultaneously at least below 7 degree of the second angle.
The setting of the first supporting element of team control temperature regulating device 201 and second support bar part 202 of the embodiment of the present invention avoids
There are distances, and aqueous fluid change in flow to be caused to be formed for the mass center of supporting point and mixed flow revolving body 200 on mixed flow revolving body 200
Pressure conversion is the oscillatory torque of mixed flow revolving body 200, and the stability that oscillatory torque can destroy ring-shaped round pipe forms fluid flowing
Water attack disturbing factor.First the second angle of angle of difference can guarantee when there is vibration trend, 201 He of the first supporting element
Second support bar part 202 stablizes the two kinds of support arm of forces provided and forms locked torque, changes the internal stress point of mixed flow revolving body 200
Cloth offsets vibration.The angle difference of special case is to guarantee the later optimal angle for internal stress variation occur of mixed flow revolving body 200, can
To adapt to the oscillatory torque gradually increased, the influence of the flow and flow rate of hydrothermal fluid when especially heating to non-peak flow has
Effect.
The surface of the mixed flow revolving body 200 of the embodiment of the present invention is the surface of revolution, by the first bus being sequentially smoothly connected
291, the second bus 292, third bus 293, the 4th bus 294 and the 5th bus 295 are rotarily formed.
As shown in figure 3, the first bus 291 expands peak segment 91 first in the team control temperature regulating device of the embodiment of the present invention
Outside (being left side in attached drawing), the first bus 291 are a minor arc, line and the mixed flow revolving body 200 at 291 both ends of the first bus
Axis is vertical and intersects, and towards the end of mixed flow revolving body 200, the first bus 291 is rotarily formed mixed flow in the center of circle of the first bus
The front-end surface of revolving body 200.Front-end surface keeps surface smooth.
The internal diameter of conformal round tube 100 corresponding with the front-end surface of mixed flow revolving body 200 is kept constant.
The front-end surface of mixed flow revolving body rushes the aqueous fluid directly born in the team control temperature regulating device of the embodiment of the present invention
It hits alleviation to turn to circumferentially to flow into, by aqueous fluid, smoothly broken dissipate is imported in the lumen of subsequent ring-shaped round pipe, can make aqueous fluid
It is further separated into ring-shaped round pipe with smaller resistance.Front-end surface and the internal diameter cooperation of conformal round tube 100 can make brokenly aproll stream steady
Determine directed flow, flow and flow rate maintenance is basically unchanged, mixed flow revolving body is avoided to shunt the resistance that aqueous fluid generates to greatest extent
Power.
As shown in figure 3, in the first expansion peak segment 91 of the team control temperature regulating device of the embodiment of the present invention, mixed flow revolving body
200 and the corresponding part of conformal round tube 100 have the following structure:
First expansion peak segment 91 includes the second bus 292, and the second bus 292 is a minor arc, the center of circle of the second bus 292
Towards the axis of mixed flow revolving body 200, the radial direction and axis of the second bus 292 are in same plane, 292 jatharapanvartanasana of the second bus
Peak value section surface is expanded at the first of mixed flow revolving body 200.First expansion peak value section surface keeps surface smooth.
Several flow-disturbing columns 203, flow-disturbing column 203 and the first expansion peak segment are laid in the first expansion peak value section surface
Surface vertically connects.The aqueous fluid along the first expansion peak segment surface flow is disturbed using flow-disturbing column, is formed to not
With the small local assault of source aqueous fluid, aqueous fluid of the preliminary fusion along the first expansion peak segment surface flow.First expansion
Peak value section surface simultaneously squeezes so that aqueous fluid generates current difference on radial depth aqueous fluid, tentatively makes different radial depths
Aqueous fluid stir.It induces aqueous fluid to enhance to the flow tendency of gradual expansion section 92 using lesser lateral pressure, is
The incremental variations of subsequent flow velocity and extruding force provide stable aqueous fluid original state.
Height along 200 front end of mixed flow revolving body to end direction flow-disturbing column 203 gradually increases.Utilize the increase of height
The agitation efficiency for improving the aqueous fluid along the first expansion peak segment surface flow is conducive to generate more unstable vortex realization height
Effect disturbance.
The internal diameter of conformal round tube 100 corresponding with the first expansion peak segment 91 is kept constant, in corresponding conformal round tube 100
Wall keeps smooth.The smooth flow for guaranteeing aqueous fluid is kept constant using the internal diameter of conformal round tube 100, avoids expanding peak first
Value section 91 generates excessive flow resistance, and cooperation is more also easy to produce the flow velocity difference of radial depth along mixed flow revolving body 200.First is swollen
The diameter of mixed flow revolving body 200 reduces after reaching peak value in swollen peak segment, can squeeze aqueous fluid effectively first to improve stream
Speed, at the same avoid it is premature water area of section crossed into channel do too fast compression, cause 200 front end of mixed flow revolving body to shift to an earlier date stress
It is excessive to generate unstable vibration.It ensure that while improving flow velocity realization aqueous fluid single face disturbance, mixed flow revolving body
Rock-steady structure pressure-bearing is smaller, and potential resonance probability reduces.
As shown in figure 4, in the gradual expansion section 92 of the team control temperature regulating device of the embodiment of the present invention, mixed flow revolving body 200
It is had the following structure with the corresponding part of conformal round tube 100:
Gradual expansion section 92 includes third bus 293, and third bus 293 is a minor arc, and the center of circle of third bus 293 is backwards
The axis of mixed flow revolving body 200, the radial direction and axis of third bus 293 are in same plane, and third bus 293 is rotarily formed mixed
Flow back to the gradual expansion section surface of swivel 200.Gradual expansion section surface keeps smooth.
Circumferential around mixed flow revolving body 200 surrounds advance at uniformly distributed one group of gradual expansion section surface in the axial direction
Progressive winding protrusion 204, the quantity of progressive winding protrusion 204 is 30 to 50, and progressive winding protrusion 204 is twined away from being progressive
The 50% to 70% of 92 axial length of expansion arc.Progressive winding protrusion 204 can guarantee the water flow close to gradual expansion section surface
Body unitary rotation is realized and is sufficiently merged in radial depth that the aqueous fluid of separate sources is gradually expanded at one.Using progressive swollen
Swollen section of biggish axial length and 200 diameter change of mixed flow revolving body relatively mitigated, gradually squeeze aqueous fluid, improve flow velocity.
It is preferred that twine away from making aqueous fluid that can induce water hammer in rotation fusion process to avoid because squeezing excessive change in flow,
It can be to avoid the appearance of resonance.The diameter that the first expansion 91 diameter peak value of peak segment cooperation gradual expansion section 92 relatively mitigates simultaneously is passed
Increase variation, the resultant force for squeezing aqueous fluid has trend enhancement, will not be formed reversely because of the increasing diameter of gradual expansion section 92
Aqueous fluid pressure.
Along 200 front end of mixed flow revolving body to end direction, the height of progressive winding protrusion 204 is gradually increased, progressive winding
Height ratio of the protrusion 204 at 92 both ends of gradual expansion section is 1:1.2 to 1:3.2.The ratio range is to guarantee this Duan Shuiliu
The preferred scope of radial depth aqueous fluid rotation fusion is driven on the basis of body flow velocity as far as possible
The internal diameter of conformal round tube 100 corresponding with gradual expansion section 92 increases with the increase of 200 diameter of mixed flow revolving body.
The inner wall of corresponding conformal round tube 100 keeps smooth.
In an embodiment of the present invention, corresponding with gradual expansion section 92 along 200 front end of mixed flow revolving body to end direction
Play the increasing with 200 diameter of mixed flow revolving body in 1/3 to 2/5 place of interior 92 axial length of the section of gradual expansion without leave of conformal round tube 100
Increase greatly.The internal diameter of conformal round tube 100, which is adaptively adjusted to meet cooperation mixed flow revolving body 200 and formed, aqueous fluid
The crooked route squeezed is imitated, the incompressible characteristic of facedown water is also avoided.
As shown in figure 5, in the second expansion peak segment 93 of the team control temperature regulating device of the embodiment of the present invention, mixed flow revolving body
200 and the corresponding part of conformal round tube 100 have the following structure:
Second expansion peak segment 93 includes the 4th bus 294, and the 4th bus 294 is a minor arc, 294 both ends of the 4th bus
Line is parallel with the axis of mixed flow revolving body 200, and towards the axis of mixed flow revolving body 200, the 4th is female in the center of circle of the 4th bus 294
Line 294 is rotarily formed the second expansion peak value section surface of mixed flow revolving body 200.Second expansion peak value section surface keeps smooth.
Circumferential around mixed flow revolving body 200 surrounds in the axial direction in the second uniformly distributed one group of peak value section surface of expansion
The quick winding protrusion 205 advanced, quickly the quantity of winding protrusion 205 is 15 to 30, quickly wind raised 205 twine away from for
The 30% to 45% of second expansion 93 axial length of peak segment.Quickly winding protrusion 205 is attached positioned at the mass center of mixed flow revolving body 200
Closely, biggish aqueous fluid rotation agitation frequency can be born and resonance do not occur, it is lesser to twine away from the water flow for being conducive to separate sources
The aqueous fluid of body or different radial depths quickly mixes.
Along 200 front end of mixed flow revolving body to end direction, quickly the height of winding protrusion 205 remains unchanged, and quickly winds
The height of protrusion 205 and the progressive ratio for winding raised 204 maximum heights are 1:1.05 to 1:1.15.Height change can be advantageous
Flood rotation is not formed in the aqueous fluid in same radial depth, so that the aqueous fluid revolving speed of high-speed rotation has differences, is avoided
Resonance phenomena occurs.
The internal diameter of conformal round tube 100 corresponding with gradual expansion section 92 is with 200 diameter change of mixed flow revolving body.Corresponding guarantor
The inner wall of shape round tube 100 keeps smooth.
As shown in fig. 6, in the progressive contraction section 94 of the team control temperature regulating device of the embodiment of the present invention, mixed flow revolving body 200
It is had the following structure with the corresponding part of conformal round tube 100:
Progressive contraction section 94 includes the 5th bus 295, and the 5th bus 295 is a minor arc, the center of circle direction of the 5th bus 295
One end of the axis of mixed flow revolving body 200, the 5th bus 295 is intersected with axis, and the radial direction and axis of the 5th bus 295 are in same
One plane, the 5th bus 295 are rotarily formed the progressive contraction section surface (tail including mixed flow revolving body 200 of mixed flow revolving body 200
End surfaces).Progressive contraction section surface keeps smooth.
The internal diameter of conformal round tube 100 corresponding with progressive contraction section 94 reduces with 200 diameter of mixed flow revolving body and is reduced.It is right
The inner wall for the conformal round tube 100 answered keeps smooth.
It is surrounded in the axial direction for uniformly distributed one group around corresponding conformal 100 circumferential direction of round tube in conformal 100 inner wall of round tube
The quantity of the quick winding protrusion 205 advanced, enhancing winding protrusion 206 is 40 to 90, enhancing wind raised 206 twine away from for
The 55% to 75% of progressive 94 axial length of contraction section.Using quick winding protrusion 205 can aqueous fluid another single side into
The adjustment of row flow velocity, so that the orderly reduction of speed rotation of aqueous fluid through high-speed rotation on last stage, avoids the occurrence of vacuole or water attack is existing
As.Utilize twining away from making by abundant fused aqueous fluid flow speed stability, when flowing in subsequent water main pipe for this stage
Necessary spin is kept, maintains aqueous fluid bulk temperature balanced.
Along 200 front end of mixed flow revolving body to end direction, the height of enhancing winding protrusion 206 is gradually reduced, enhancing winding
Height ratio of the protrusion 206 at progressive 94 both ends of contraction section is 1:2.2 to 1:1.2.Difference in height can guarantee the aqueous fluid of rotation
Be not in flood rotation, avoid resonating.
In an embodiment of the present invention, a kind of equilibrium water fluid flow rate variation, aqueous fluid agitation efficiency and non-peak state
The optimum structure setting parameter of boiler hot-water aqueous fluid dynamic fusion degree is as follows:
Maximum gauge of the maximum gauge of first expansion peak segment 91 less than the second expansion peak segment 93, the first expansion peak value
Axial length<gradual expansion section 92 axial length of section 91, axial length>progressive contraction section 94 of the second expansion peak segment 93
Axial length, while the axial length of gradual expansion section 92 > second expansion peak segment 93 axial length.
As shown in fig. 7, the boiler team control temperature-controlling system packet formed using the team control temperature regulating device of the above embodiment of the present invention
It includes；
Outlet pipeline temperature sensor group 52, for being grouped the temperature data of acquisition outlet pipeline structure in real time.
One group of temperature sensor is laid according to pipeline structure on each outlet pipeline, including the water inlet in outlet pipeline
(i.e. boiler water outlet) and water outlet (water outlet being connected to water main pipe) are laid, and further include laying in pipeline bending place.
The temperature change that each outlet pipeline main calorific value dissipation and aggregation position can be effectively obtained using this layout stracture, is improved whole
The accuracy of temperature acquisition.
Water main pipe temperature sensor group 53, for acquiring the temperature of the water main pipe after connecting team control temperature regulating device in real time
Data.
Temperature sensor, including temperature sensing is arranged in subsequent water main pipe ascender line after team control temperature regulating device of connecting
Device spacing use etc. increases than relationship with far from the ratio such as team control temperature regulating device temperature sensor spacing.Using this layout stracture
It can effectively obtain and apart from relevant calorific value variation tendency, be that calorific value drift of the amendment water main pipe in transmission process provides
Foundation.
It is defeated to be encapsulated as synchrodata for real-time reception temperature data and by the temperature data of synchronization for encoder 51
Out.
Water temperature control device 05, temperature data and high-precision temperature trend when for synchrodata to be formed high-precision real
Temperature data when high-precision real and high-precision temperature trend data are converted to burner control parameter according to PID strategy by data.
Benefit from series connection team control temperature regulating device bring technical effect high-precision real when temperature data and high-precision temperature trend data with
Existing real time temperature data can relatively significantly improve the concentration class of temperature data, and high-precision temperature trend data and scene are artificial
The temperature trend of field survey is consistent, eliminates original temperature trend prediction temperature trend in random time section can occur and float at random
The defect of shifting.
Water temperature control device 05, the time-temperature for being also used to be formed each sensor temperature data according to synchrodata become
Change curve.The data correlation of basis of formation data, using the basis analyzed as high accuracy data.
In an embodiment of the present invention, Water temperature control device 05 is also used to be changed according to the time-temperature of water main pipe
Curve matching forms water main pipe real time temperature change curve.It can be corrected by the fitting of water main pipe correlated temperature data single
Such environmental effects in data precision deficiency or trap signal acquisition.
In an embodiment of the present invention, Water temperature control device 05 is also used to be changed according to water main pipe real time temperature bent
Line forms water main pipe temperature change expecting curve.Water main pipe temperature change expecting curve can provide in advance for closed-loop control
Feedback control mechanism, so that can accumulate to form final control result using small control signal in closed loop control process.
In an embodiment of the present invention, Water temperature control device 05 is also used to be changed according to the time-temperature of outlet pipeline
Curve matching forms each outlet pipeline real time temperature change curve.Additional boiler working condition parameter be can be used as Upper system point
Analysis is to form more accurate combustion control parameter.
In an embodiment of the present invention, Water temperature control device 05 is also used to be changed according to outlet pipeline real time temperature bent
Line forms boiler calorific value and exports real time temperature change curve.Can be used as additional boiler working condition parameter for Upper system analyze with
Form more accurate combustion control parameter.
The boiler team control temperature-controlling system of the embodiment of the present invention is obtained high-precision using above-mentioned series connection team control temperature regulating device
Water main pipe real time temperature, and the correlation between the temperature data of sensor acquisition is further obtained by sensor layout stracture
Data further improve the accuracy of real time temperature by correlation data, control precision and improvement to improve combustion parameter
PID strategy provides effective solution scheme.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, made any modification, equivalent replacement etc. be should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of team control temperature regulating device, for being connected on water main pipe front end, by the internal diameter of variation by the boiler hot-water of inflow
Mixed flow is the heating water of heat balance；
The team control temperature regulating device includes the conformal round tube being connected in the water main pipe and is fixed in the conformal round tube
Mixed flow revolving body, mixed flow revolving body surface smooth transition, according to team control described in the diameter change of the mixed flow revolving body
Temperature regulating device is axially formed continuous first expansion peak segment, gradual expansion section, the second expansion peak segment and progressive contraction section,
The internal diameter of the conformal round tube becomes with the diameter of the gradual expansion section, the second expansion peak segment and the progressive contraction section
Change；
In the joining place of the first expansion peak segment and the gradual expansion section of the mixed flow revolving body, circumferentially uniformly set
The first support bar part for connecting the conformal round tube is set, is uniformly arranged in the circumferential direction described in connection in the tail end of the mixed flow revolving body
The second support bar part of conformal round tube, the first support bar part and the second support bar part are backwards to the mixed flow revolving body
Front end inclination, the first angle that the axis of first supporting element and the mixed flow revolving body is formed is in 48 to 80 degree, and described the
The second angle that the axis of two supporting elements and the mixed flow revolving body is formed is in 55 to 85 degree, and first angle is at least below institute
State 7 degree of the second angle；
The mixed flow revolving body includes several hollow cavities, several hollow cavities are discrete be distributed in the gradual expansion section,
The second expansion peak segment and the progressive contraction section, the volume of several hollow cavities have differences, during part is described
It include antiresonance liquid having a specific gravity smaller than that of water in cavity body.
2. team control temperature regulating device according to claim 1, which is characterized in that the first expansion peak value of the mixed flow revolving body
The joining place of section and the gradual expansion section, is uniformly arranged in the circumferential direction the first support bar part for connecting the conformal round tube, in institute
The tail end for stating mixed flow revolving body is uniformly arranged in the circumferential direction the second support bar part for connecting the conformal round tube, first supporting element
It is tilted with the second support bar part backwards to the front end of the mixed flow revolving body.
3. team control temperature regulating device according to claim 1, which is characterized in that the front-end surface of the mixed flow revolving body passes through
First bus is rotarily formed, and first bus is located on the outside of the first expansion peak segment, and first bus is a minor arc,
The line at the first bus both ends is vertical with the axis of the mixed flow revolving body and intersects, and the center of circle of first bus is described in
The internal diameter of the end of mixed flow revolving body, conformal round tube corresponding with the front-end surface is kept constant.
4. team control temperature regulating device according to claim 1, which is characterized in that first is swollen in the first expansion peak segment
Swollen peak value section surface is rotarily formed by the second bus, and second bus is a minor arc, the center of circle direction of second bus
The axis of the mixed flow revolving body, the radial direction and axis of second bus are in same plane, the first expansion peak segment
The internal diameter of the interior conformal round tube is kept constant；
The first expansion peak value section surface lays several flow-disturbing columns.
5. team control temperature regulating device according to claim 1, which is characterized in that the gradual expansion section in the gradual expansion section
Surface is rotarily formed by third bus, and the third bus is a minor arc, and the center of circle of the third bus is backwards to the mixed flow
The axis of revolving body, the radial direction and axis of the third bus are in same plane, the conformal circle in the gradual expansion section
The internal diameter of pipe increases with the increase of the mixed flow revolving body diameter；
Around the circumferential before uniformly distributed one group of the gradual expansion section surface surrounds in the axial direction of the mixed flow revolving body
Into progressive winding protrusion.
6. team control temperature regulating device according to claim 1, which is characterized in that second is swollen in the second expansion peak segment
Swollen peak value section surface is rotarily formed by the 4th bus, and the 4th bus is a minor arc, the line at the 4th bus both ends
It is parallel with the axis of the mixed flow revolving body, the center of circle of the 4th bus towards the mixed flow revolving body axis, described
The internal diameter of the conformal round tube is with the mixed flow revolving body diameter change in two expansion peak segments；
Circumferential around the mixed flow revolving body encloses in the axial direction in second uniformly distributed one group of peak value section surface of the expansion
Around the quick winding protrusion of advance.
7. team control temperature regulating device according to claim 1, which is characterized in that the progressive contraction section in the progressive contraction section
Surface is rotarily formed by the 5th bus, and the 5th bus is a minor arc, and the center of circle of the 5th bus is towards the mixed flow
One end of the axis of revolving body, the 5th bus is intersected with the axis of the mixed flow revolving body, the radial direction of the 5th bus
It is in same plane with axis, the internal diameter of the conformal round tube reduces with the mixed flow revolving body diameter in the progressive contraction section
And reduce；
The conformal round tube is surrounded in the progressive contraction section circumferentially in uniformly distributed one group of the conformal round tube inner wall along axis
Line direction winds protrusion around the enhancing advanced.
8. a kind of boiler team control temperature-controlling system, including the team control temperature regulating device as described in claim 1 to 7 is any, feature exists
In, further includes:
Outlet pipeline temperature sensor group, for acquiring the temperature data of outlet pipeline structure in real time；
Water main pipe temperature sensor group, for acquiring the temperature number of the water main pipe after connecting the team control temperature regulating device in real time
According to；
It is defeated to be encapsulated as synchrodata for temperature data described in real-time reception and by the temperature data of synchronization for encoder
Out；
Water temperature control device, temperature data and high-precision temperature trend number when for the synchrodata to be formed high-precision real
According to temperature data when the high-precision real and the high-precision temperature trend data are converted to burner control according to PID strategy
Parameter processed.
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| CN201810572807.0A CN108731100B (en) | 2018-06-05 | 2018-06-05 | A kind of team control temperature regulating device and boiler team control temperature-controlling system |
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| CN201810572807.0A CN108731100B (en) | 2018-06-05 | 2018-06-05 | A kind of team control temperature regulating device and boiler team control temperature-controlling system |
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| CN108731100B true CN108731100B (en) | 2019-06-28 |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5565847A (en) * | 1978-11-10 | 1980-05-17 | Ckd Corp | Method and apparatus for controlling hot water temperature of shower |
| CN2645024Y (en) * | 2003-08-27 | 2004-09-29 | 华南理工大学 | Rapid expansion expedited flow reducing pipe |
| CN101322897A (en) * | 2008-07-28 | 2008-12-17 | 中冶长天国际工程有限责任公司 | Turbulent current generating device |
| CN204438843U (en) * | 2015-01-22 | 2015-07-01 | 北京博创家和节能技术有限公司 | Efficient Turbulence Mixed hydrophone |
| CN104819507A (en) * | 2015-05-19 | 2015-08-05 | 周明 | Boiler group control system and control method thereof |
| CN105928056A (en) * | 2016-06-14 | 2016-09-07 | 张帆 | Boiler group control system based on water mixing device |
| CN107441972A (en) * | 2017-08-11 | 2017-12-08 | 中国恩菲工程技术有限公司 | Flow mixer and there is its tube assembly |
| CN207214475U (en) * | 2017-08-28 | 2018-04-10 | 北京华通兴远供热节能技术有限公司 | A kind of boiler combustion heating system |
| CN207247358U (en) * | 2017-09-22 | 2018-04-17 | 北京中科传能环保技术有限公司 | A kind of boiler group control system |
| CN207271092U (en) * | 2017-09-18 | 2018-04-27 | 上海汉盛环保科技有限公司 | A kind of pipe-line mixer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2792823C (en) * | 2011-10-21 | 2019-10-15 | Cleaver-Brooks, Inc. | System and method of controlling condensing and non-condensing boiler firing rates |
-
2018
- 2018-06-05 CN CN201810572807.0A patent/CN108731100B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5565847A (en) * | 1978-11-10 | 1980-05-17 | Ckd Corp | Method and apparatus for controlling hot water temperature of shower |
| CN2645024Y (en) * | 2003-08-27 | 2004-09-29 | 华南理工大学 | Rapid expansion expedited flow reducing pipe |
| CN101322897A (en) * | 2008-07-28 | 2008-12-17 | 中冶长天国际工程有限责任公司 | Turbulent current generating device |
| CN204438843U (en) * | 2015-01-22 | 2015-07-01 | 北京博创家和节能技术有限公司 | Efficient Turbulence Mixed hydrophone |
| CN104819507A (en) * | 2015-05-19 | 2015-08-05 | 周明 | Boiler group control system and control method thereof |
| CN105928056A (en) * | 2016-06-14 | 2016-09-07 | 张帆 | Boiler group control system based on water mixing device |
| CN107441972A (en) * | 2017-08-11 | 2017-12-08 | 中国恩菲工程技术有限公司 | Flow mixer and there is its tube assembly |
| CN207214475U (en) * | 2017-08-28 | 2018-04-10 | 北京华通兴远供热节能技术有限公司 | A kind of boiler combustion heating system |
| CN207271092U (en) * | 2017-09-18 | 2018-04-27 | 上海汉盛环保科技有限公司 | A kind of pipe-line mixer |
| CN207247358U (en) * | 2017-09-22 | 2018-04-17 | 北京中科传能环保技术有限公司 | A kind of boiler group control system |
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| CN108731100A (en) | 2018-11-02 |
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