CN107120983A - A kind of cooling stack three-dimensional design method - Google Patents
A kind of cooling stack three-dimensional design method Download PDFInfo
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- CN107120983A CN107120983A CN201710434153.0A CN201710434153A CN107120983A CN 107120983 A CN107120983 A CN 107120983A CN 201710434153 A CN201710434153 A CN 201710434153A CN 107120983 A CN107120983 A CN 107120983A
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- design
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- water drenching
- post
- water distribution
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
Abstract
The present invention relates to cooling tower technical field, particularly a kind of cooling stack three-dimensional design method.Specifically include procedure below：Step S1, the basic parameter for inputting cooling tower design are simultaneously preserved to database；Step S2, progress cooling tower thermodynamic computing determine cooling tower main technique size；Step S3, progress Structure Calculation, complete the structure design of cooling tower primary structural member；Step S4, extraction thermodynamic computing and Structure Calculation data formation data file；Step S5, rushton turbine determined according to data file；Step S6, carries out water drenching beam-column design and water distribution system design on the basis of rushton turbine；Step S7, reads data file, according to water drenching beam-column design and the three-dimensional true model of water distribution system design generation；Step S8, automatically generate construction drawing and Bill of material.Input data of the present invention is few, is realized inside design process data transfer, and reduction engineer reads by hand, input service amount, it is ensured that accuracy, it is to avoid error, more efficiently.
Description
Technical field
The present invention relates to cooling tower technical field, particularly a kind of cooling stack three-dimensional design method.
Background technology
Cooling stack is widely used in industrial project, such as metallurgical project, chemical project, thermal power plant, nuclear power
Stand.The main ventilator and its supporting by hyperbola of cooling tower, pressure inlet channel, Central Shaft, water drenching framework, distribution channel
Deng the equipment such as component and water distribution system, filling system, dehydrater composition.
((Building Information Model), as a kind of emerging BUILDINGS MODELS design method, it has BIM
Intuitive, harmony, simulation, optimization property and the features such as can go out figure, these features cause BIM technology gradually replaces traditional
Two-dimensional design technology.In building trade at home and abroad, particularly monomeric complex building, BIM technology has had certain answer
With, but in industrial circle such as thermal power plant, chemical plant etc., the application of BIM technology is also relatively delayed.
For current present situation, realizing the software platform of BIM technology has had a variety of available, such as autodesk, inc.
Revit softwares, the MicroStation platforms of Bentley companies, the CATIA softwares of Dassualt Systems companies,
Archicad softwares of Graphisoft companies etc., these software platforms have the advantage and feature of itself.For various originals
Cause（Such as versatility, operation friendly and price）Consideration, at present in the industry generally use autodesk, inc. Revit softwares
To carry out BIM three-dimensional modelings.
It is many that cooling tower is related to component equipment, spatially interlaced arrangement, was both related between each component equipment, and mutually system
About.Cooling tower is related to 2 specialties of technique and structure, and generally complete design works with several engineers.Whole cooling tower is set
Work is counted, engineer is often required to carry out substantial amounts of cooperation modification ability complete design.Meanwhile, traditional two-dimensional design technology
Under, due to can not intuitively consider spatial relationship between each component, collision is happened occasionally, and design modification is also increased to a certain extent
Workload.
Therefore, based on BIM technology, inventing a kind of more simple cooling tower three-dimensional design method, making designer more absorbed
In design in itself, realize and arrangement is automatically formed after the completion of calculating, engineer is confirmed after arrangement, is automatically performed the drafting of drawing
With the statistics of Bill of material, time and the cost of the design of cooling tower are reduced.
The content of the invention
The technical problems to be solved by the invention are：Cooled down for above-mentioned problem there is provided a kind of gravity-flow ventilation
Tower three-dimensional design method.
The technical solution adopted by the present invention is as follows：A kind of cooling stack three-dimensional design method, is specifically included following
Process：Step S1, the basic parameter for inputting cooling tower design are simultaneously preserved to database；Step S2, progress cooling tower heating power
Calculate and determine cooling tower main technique size；Step S3, progress Structure Calculation, complete the structure of cooling tower primary structural member
Design；Step S4, extraction thermodynamic computing and Structure Calculation data formation data file；Step S5, according to data file determine in
Outer subregion；Step S6, carries out water drenching beam-column design and water distribution system design on the basis of rushton turbine；Step S7, reads number
According to file, according to water drenching beam-column design and the three-dimensional true model of water distribution system design generation；Step S8, automatically generate construction drawing
And Bill of material.
Further, in the step S3, the primary structural member include ventilator and its supporting, pressure inlet channel,
Central Shaft, distribution channel, complete the physical dimension and arrangement of reinforcement information of primary structural member.
Further, the detailed process of the step S5 is：Step S5-1, disposed axle net, wherein the 1st axle net is away from starting point
Distance add axle net spacing for water distribution well width, with upper axle net distance be axle net spacing from the 2nd axle net, to one
The water distribution arrangement of quadrant and calculating；Step S5-2, calculate the square length of side of water distribution inner region, determine rushton turbine border, it is described just
Square length of side a=(0.6 π R^2) ^0.5, a take the center of adjacent two sparge pipes, and R is tower inside radius.
Further, water drenching beam-column design is carried out in the step S6 includes the process of layout design, the layout design
Detailed process be：Step S61-1, according to rushton turbine border, determines primary-secondary beam direction；Step S61-2, in the X-axis of axle net
Line and Y-axis line intersection arrangement water drenching post；Step S61-3, reads water drenching post number N, travels through each water drenching post, each pouring
Water column carries out step S61-4 to step S61-9 successively；Step S61-4, calculate water drenching post capital and tower apart from L, and judge
Whether this is more than water drenching post and tower minimum range apart from L, if so, water drenching post location confirmation is then corresponded to, and to step S61-9,
If it is not, then to step S61-5；Step S61-5, water distribution level beam is arranged according to the S61-1 primary-secondary beam directions determined；Step S61-
6, each water distribution level beam length is calculated, and judge whether the water distribution level beam length is less than water distribution level beam maximum length,
If it has not, water drenching post top mark height then is down into packing layer back, and to step S61-9, if it has, then to step S61-7；Step
S61-7, packing layer secondary beam is arranged according to the S61-1 primary-secondary beam directions determined；S61-8, calculates each packing layer time beam length,
And judge whether the packing layer time beam length is less than packing layer secondary beam maximum length, if it has not, deleting correspondence water drenching post, and extremely walk
Rapid S61-9, if it is, water drenching post moved into one case bay into cooling tower along place girder direction, and to step S61-
9；Step S61-9, travels through next water drenching post, and repeat step S61-4 is to step S61-9, until N number of water drenching post is completed time
Go through；Step S61-10, forms water drenching post arrangement；Step S61-11, arrangement matches somebody with somebody water layer girder and secondary beam；Step S61-12,
Arrange packing layer girder and secondary beam, the water drenching beam column arrangement of formation.
Further, water drenching beam-column design is carried out in the step S6 includes the process of structure design, the structure design
Detailed process be：Step S62-1, the water drenching beam column arrangement formed according to S61-12 reads upper load, mainly included
Weight of equipment and maintenance load；Step S62-2, sets the sectional dimension of girder, secondary beam and water drenching post；Step S62-3 is carried out
Internal force is calculated；Step S62-4, carries out ultimate limit state calculating；Step S62-5, serviceability limit state checking computations；Step
S62-6, judges whether serviceability limit state meets requirement, if it is, structure design terminates, if it has not, to step S62-
7；Respective members sectional dimension in S62-7, modification girder, secondary beam and water drenching post, to S62-3.
Further, the detailed process of water distribution system design is in the step S6：Step S63-1, calls water distribution to calculate
Program, the flow of sparge pipe and shower nozzle is calculated using iteration trial and error procedure；Step S63-2, calculates the uniform factor sigma of water distribution system and spray
Head water deviation ratio △ σ；Step S53-3, result of calculation is preserved to database and computation model；Step S63-4, is calculating mould
Load result of calculation in type, the model of shower nozzle and sparge pipe is distinguished with color or size or symbol, and shower nozzle is shown with color value line
And the result of calculation of sparge pipe, deviation ratio △ σ are highlighted beyond the shower nozzle of setting.
Compared with prior art, having the beneficial effect that using above-mentioned technical proposal：（1）Design input data is few, designs
Realized inside journey data transfer, reduction engineer reads by hand, input service amount, it is ensured that accuracy, it is to avoid error；（2）According to
Built-in algorithms, automatically generate arrangement；（3）Interactive interface, visualization display, can real time inspection arrangement；Show shape
Formula is various, and arrangement includes true model, simplification figure, and element type can be shown with color bar, intuitively, very clear；（4）
It is automatically performed the layout design and structure design of water drenching beam column；（5）Automatically generate construction drawing and Bill of material, it is to avoid great Liang Chong
Multiple work, can greatly improve the efficiency of structural analysis and design；（6）Compared to traditional two-dimensional design technology, this hair
It is bright more directly perceived, efficient, accurate.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of cooling stack three-dimensional design method of the present invention.
Fig. 2 is water drenching beam column layout design flow chart of the present invention.
Fig. 3 is water drenching beam column result design flow diagram of the present invention.
Embodiment
The present invention proposes a kind of cooling stack three-dimensional design method, below in conjunction with attached in the embodiment of the present invention
Figure, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only this
Invent a part of embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art institute
The every other embodiment obtained, belongs to the scope of protection of the invention.
As shown in figure 1, a kind of cooling stack three-dimensional design method, specifically includes procedure below：Step S1, input
The basic parameter of cooling tower design is simultaneously preserved to database, for subsequent calls；Step S2, carries out cooling tower thermodynamic computing true
Cooling tower main technique size is determined, for subsequent structural design；Step S3, carries out Structure Calculation, completes cooling tower primary structure
The structure design of component；Step S4, extracts thermodynamic computing and Structure Calculation data formation data file；Step S5, according to data
File determines rushton turbine；Step S6, carries out water drenching beam-column design and water distribution system design on the basis of rushton turbine；Step
S7, reads data file, according to water drenching beam-column design and the three-dimensional true model of water distribution system design generation；Step S8 is automatic raw
Into construction drawing；Step S9, generates Bill of material.It can be adopted in the embodiment using Revit as BIM Three-dimensional Design Softwares
With instruments of the C# as secondary development, pass through the embodiment, it is only necessary to input necessary basic parameter, just can automatically generate
The threedimensional model of arrangement, design overall process largely saves the time that cooling tower design is wanted, and improves operating efficiency.
In the step S3, the primary structural member include ventilator and its supporting, pressure inlet channel, Central Shaft,
Distribution channel, completes the physical dimension and arrangement of reinforcement information of primary structural member.Above- mentioned information is preserved to database.Ventilator is used
Cooling tower application specific architecture calculation procedure, draws the physical dimension and arrangement of reinforcement information of ventilator, inclined strut, buttress and ring group.Simultaneously
Structure design is carried out using structural mechanics method or FInite Element, the components such as pressure inlet channel, Central Shaft, distribution channel are drawn
Physical dimension and arrangement of reinforcement information.
Due to being Striking symmetry inside cooling tower, to avoid excessive amount of calculation, to one quadrant（A quarter area
Domain）Arrangement and calculating.The detailed process of the step S5 is：Step S5-1, disposed axle net, wherein the 1st axle net is away from starting point
Distance add axle net spacing for water distribution well width, with upper axle net distance be axle net spacing from the 2nd axle net, to one
The water distribution arrangement of quadrant and calculating；Step S5-2, calculate the square length of side of water distribution inner region, determine rushton turbine border, it is described just
Square length of side a=(0.6 π R^2) ^0.5, a take the center of adjacent two sparge pipes, and R is tower inside radius.
Water drenching beam-column design includes water drenching beam column layout design and structure design.Wherein, as shown in Fig. 2 the step S6
Middle progress water drenching beam-column design includes the process of layout design, and the detailed process of the layout design is：Step S61-1, according to
Rushton turbine border, is determined in primary-secondary beam direction, axle net, 0<x<A and 0<y<A regions, secondary beam is parallel to X-axis；In a<x<Zone R
Domain, secondary beam is parallel to X-axis；In a<y<R and 0<x<A regions, secondary beam is perpendicular to X-axis；Girder is arranged perpendicular to secondary beam, positioned at axle
At line；Step S61-2, in the X-axis line of axle net and Y-axis line intersection arrangement water drenching post；Step S61-3, reads water drenching post number
N, travels through each water drenching post, and each water drenching post carries out step S61-4 to step S61-9 successively；Step S61-4, calculates and drenches
Water column capital and tower apart from L, and judge whether this is more than water drenching post and tower minimum range apart from L, drenched if so, then corresponding to
Water column location confirmation, and to step S61-9, if it is not, then to step S61-5；Step S61-5, the primary-secondary beam determined according to S61-1
Water distribution level beam is arranged in direction；Step S61-6, calculates each water distribution level beam length, and judge the water distribution level beam length
Whether water distribution level beam maximum length is less than, if it has not, water drenching post top mark height then is down into packing layer back, and to step S61-
9, if it has, then to step S61-7；Step S61-7, packing layer secondary beam is arranged according to the S61-1 primary-secondary beam directions determined；S61-
8, each packing layer time beam length is calculated, and judge whether the packing layer time beam length is less than packing layer secondary beam maximum length,
If it has not, correspondence water drenching post is deleted, and to step S61-9, if it is, water drenching post is moved along place girder direction into cooling tower
Dynamic one case bay, and to step S61-9；Step S61-9, travels through next water drenching post, repeat step S61-4 to step
S61-9, until N number of water drenching post completes traversal；Step S61-10, forms water drenching post arrangement；Step S61-11, arrangement is matched somebody with somebody
Water layer girder and secondary beam；Step S61-12, arrangement packing layer girder and secondary beam, the water drenching beam column arrangement of formation.
As shown in figure 3, water drenching beam-column design is carried out in the step S6 includes the process of structure design, the structure design
Detailed process be：Step S62-1, the water drenching beam column arrangement formed according to S61-12 reads upper load, mainly included
The weights of equipment such as filler, sparge pipe, dehydrater and maintenance load；Step S62-2, sets cutting for girder, secondary beam and water drenching post
Face size；Step S62-3 carries out internal force calculating；Step S62-4, carries out ultimate limit state calculating；Step S62-5, normally
Ultimate service state is checked；Step S62-6, judges whether serviceability limit state meets requirement, if it is, structure design knot
Beam, if it has not, to step S62-7；Respective members sectional dimension in step S62-7, modification girder, secondary beam and water drenching post, to step
Rapid S62-3.
The detailed process of water distribution system design is in the step S6：Step S63-1, calls water distribution calculation procedure, uses
Iteration trial and error procedure calculates the flow of sparge pipe and shower nozzle；Step S63-2, calculates the uniform factor sigma of water distribution system and shower nozzle water is inclined
Rate △ σ；Step S53-3, result of calculation is preserved to database and computation model；Step S63-4, is loaded in computation model
The model of result of calculation, shower nozzle and sparge pipe is distinguished with color or size or symbol, and shower nozzle and sparge pipe are shown with color value line
Result of calculation, deviation ratio △ σ are highlighted beyond the shower nozzle of setting.Water distribution result of calculation is shown with color bar
Show, can fast and effeciently observe result of calculation, and then the setting and adjustment to parameter are also real-time, effective.
The invention is not limited in foregoing embodiment.The present invention, which is expanded to, any in this manual to be disclosed
New feature or any new combination, and disclose any new method or process the step of or any new combination.If this
Art personnel, the unsubstantiality done in the spirit for not departing from the present invention is altered or modified, and should all belong to power of the present invention
The claimed scope of profit.
Claims (6)
1. a kind of cooling stack three-dimensional design method, it is characterised in that including procedure below：Step S1, input cooling
Basic parameter needed for Deethanizer design is simultaneously preserved to database；Step S2, progress cooling tower thermodynamic computing determine the main work of cooling tower
Skill size；Step S3, progress Structure Calculation, complete the structure design of cooling tower primary structural member；Step S4, extraction heating power
Calculate and Structure Calculation data formation data file；Step S5, rushton turbine determined according to data file；Step S6, inside and outside
Water drenching beam-column design and water distribution system design are carried out on the basis of subregion；Step S7, reads data file, is set according to water drenching beam column
Meter and the three-dimensional true model of water distribution system design generation；Step S8, automatically generate construction drawing and Bill of material.
2. cooling stack three-dimensional design method as claimed in claim 1, it is characterised in that in the step S3, institute
Stating primary structural member includes ventilator and its supporting, and pressure inlet channel, Central Shaft, distribution channel complete primary structural member
Physical dimension and arrangement of reinforcement information.
3. cooling stack three-dimensional design method as claimed in claim 1, it is characterised in that the step S5's is specific
Process is：Step S5-1, disposed axle net, wherein the 1st distance of the axle net away from starting point, which is water distribution well width, adds axle net spacing, from
It is axle net spacing that 2nd axle net, which is risen with upper axle net distance, and the water distribution to a quadrant is arranged and calculated；Step S5-2, meter
The square length of side of water distribution inner region is calculated, rushton turbine border is determined, the square length of side a=(0.6 π R^2) ^0.5, a takes adjacent two
The center of root sparge pipe, R is tower inside radius.
4. cooling stack three-dimensional design method as claimed in claim 3, it is characterised in that carried out in the step S6
Water drenching beam-column design includes the process of layout design, and the detailed process of the layout design is：Step S61-1, according to inside and outside point
Area border, determines primary-secondary beam direction；Step S61-2, in the X-axis line of axle net and Y-axis line intersection arrangement water drenching post；Step S61-
3, water drenching post number N is read, each water drenching post is traveled through, each water drenching post carries out step S61-4 to step S61-9 successively；
Step S61-4, calculate water drenching post capital and tower apart from L, and judge whether this is more than water drenching post and tower most narrow spacing apart from L
From, if so, water drenching post location confirmation is then corresponded to, and to step S61-9, if it is not, then to step S61-5；Step S61-5, according to
The primary-secondary beam direction arrangement water distribution level beam that S61-1 is determined；Step S61-6, calculates each water distribution level beam length, and judge
Whether the water distribution level beam length is less than water distribution level beam maximum length, if it has not, water drenching post top mark height then is down into packing layer
Back, and to step S61-9, if it has, then to step S61-7；Step S61-7, the primary-secondary beam direction cloth determined according to S61-1
Put packing layer secondary beam；S61-8, calculates each packing layer time beam length, and judges whether the packing layer time beam length is less than and fill out
Bed of material secondary beam maximum length, if it has not, delete correspondence water drenching post, and to step S61-9, if it is, by water drenching post along place master
Beam direction mobile one case bay into cooling tower, and to step S61-9；Step S61-9, travels through next water drenching post, weight
Multiple step S61-4 is to step S61-9, until N number of water drenching post completes traversal；Step S61-10, forms water drenching post arrangement；
Step S61-11, arrangement matches somebody with somebody water layer girder and secondary beam；Step S61-12, arrangement packing layer girder and secondary beam, the water drenching beam of formation
Post arrangement.
5. cooling stack three-dimensional design method as claimed in claim 4, it is characterised in that carried out in the step S6
Water drenching beam-column design includes the process of structure design, and the detailed process of the structure design is：Step S62-1, according to S61-12
The water drenching beam column arrangement of formation, reads upper load, mainly includes weight of equipment and maintenance load；Step S62-2, if
Put the sectional dimension of girder, secondary beam and water drenching post；Step S62-3 carries out internal force calculating；Step S62-4, carries out the bearing capacity limit
State computation；Step S62-5, serviceability limit state checking computations；Step S62-6, judges whether serviceability limit state is full
Foot is required, if it is, structure design terminates, if it has not, to step S62-7；Step S62-7, modification girder, secondary beam and water drenching post
Middle respective members sectional dimension, to step S62-3.
6. cooling stack three-dimensional design method as claimed in claim 5, it is characterised in that water distribution in the step S6
The detailed process of system design is：Step S63-1, calls water distribution calculation procedure, and sparge pipe and spray are calculated using iteration trial and error procedure
The flow of head；Step S63-2, calculates the uniform factor sigma of water distribution system and shower nozzle water deviation ratio △ σ；Step S53-3, will be calculated
As a result preserve to database and computation model；Step S63-4, loads result of calculation in computation model, shower nozzle and sparge pipe
Model is distinguished with color or size or symbol, and the result of calculation of shower nozzle and sparge pipe is shown with color value line, super to deviation ratio △ σ
The shower nozzle for going out setting is highlighted.
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| CN107256310A (en) * | 2017-06-09 | 2017-10-17 | 中国电力工程顾问集团西南电力设计院有限公司 | A kind of high-order three-dimensional design method for receiving water cooling tower water collector |
| CN113111469A (en) * | 2021-03-17 | 2021-07-13 | 中国电力工程顾问集团西南电力设计院有限公司 | Cooling tower water distribution system design method for optimizing water distribution system check |
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| CN107256310B (en) * | 2017-06-09 | 2020-07-10 | 中国电力工程顾问集团西南电力设计院有限公司 | Three-dimensional design method for water collecting device of high-level water collecting cooling tower |
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| CN113111469B (en) * | 2021-03-17 | 2023-03-14 | 中国电力工程顾问集团西南电力设计院有限公司 | Cooling tower water distribution system design method for optimizing water distribution system check |
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| CN107120983B (en) | 2019-02-12 |
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