CN109145336A - A kind of topology design method of aeroplane engine electric cable general pipeline - Google Patents
A kind of topology design method of aeroplane engine electric cable general pipeline Download PDFInfo
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- CN109145336A CN109145336A CN201710504626.XA CN201710504626A CN109145336A CN 109145336 A CN109145336 A CN 109145336A CN 201710504626 A CN201710504626 A CN 201710504626A CN 109145336 A CN109145336 A CN 109145336A
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- 238000010586 diagram Methods 0.000 claims abstract description 13
- 238000011161 development Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 6
- 241000208340 Araliaceae Species 0.000 claims description 2
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims description 2
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- 235000008434 ginseng Nutrition 0.000 claims description 2
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- 238000011160 research Methods 0.000 description 3
- 238000003339 best practice Methods 0.000 description 1
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- 238000006243 chemical reaction Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/18—Network design, e.g. design based on topological or interconnect aspects of utility systems, piping, heating ventilation air conditioning [HVAC] or cabling
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/15—Vehicle, aircraft or watercraft design
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
Abstract
The present invention is a kind of aeroplane engine electric cable general pipeline design method, is related to the topology design method of the aeroplane engine electric cable general pipeline of complete set, and this method is suitable for the cable general pipeline Top-layer Design Method of aero-engine chief designer unit.It is characterized in that, simplifying aeroplane engine electric cable general pipeline Top-layer Design Method by topological diagram and the data form mode based on topological diagram, guarantee the cable general pipeline manufacturer that the complete design demand information of cable general pipeline is accurately transferred to profession.Maximum efficiency of the present invention is exactly the simplification for realizing aeroplane engine electric cable general pipeline Top-layer Design Method and the informationization of cable figure.By the way that the detailed design of cable entity is abstracted as topological symbol and information summary sheet, enable the more efficient completion aeroplane engine electric cable general pipeline Top-layer Design Method of aero-engine chief designer's unit, aeroplane engine electric cable general pipeline design requirement is accurate, completely pass to cable general pipeline manufacturer, well efficiently assume responsibility for information carrying and transmitting effect.
Description
Technical field
The invention belongs to aeroplane engine electric cable general pipeline Top-layer Design Method methods, and in particular to a kind of aeroplane engine electric cable is total
The topology design method of pipe.
Background technique
Aeroplane engine electric cable general pipeline be used for by conducting wire it is compact, be securely fixed in engine, it is ensured that conducting wire has resistance to
The ability of electromagnetic interference, resistance to oil and gas environments, high temperature resistant environment and vibration resistance working environment, guarantee it is fast and reliable connection and
While disconnecting, correctly transmit signal, it is desirable that the weight of cable general pipeline minimizes.Aeroplane engine electric cable general pipeline design is aviation
The indispensable important link of engine research, development is completely newly developed in engine, is improved in retrofitting process, and cable general pipeline is designed to boat
Empty engine contour dimension, main screw lift and galvanomagnetic-effect etc. have a direct impact.
Aero-engine chief designer's unit is the accountability unit of aeroplane engine electric cable general pipeline design, cable general pipeline design
It needs neatly to be changed according to complete machine structure design variation, to meet the need that overall design change designs engine with aircraft
It wants.
In previous R&D mode, due to not having specialized cable general pipeline manufacturer, cable general pipeline exists with kit form,
Detailed design is carried out by aero-engine chief designer's unit, specific works include: that conducting wire and connector type selecting, mounting structure are set
Meter, welding material, protection design and process stipulation etc..Since last decade, as aeroplane engine electric cable general pipeline researches and develops manufacture skill
The refinement of art progress, the technological progress of material science and technology and professional division, aeroplane engine electric cable general pipeline gradually develop into a kind of special
Industry degree is relatively high, resource Relatively centralized stand-alone product.Cable general pipeline manufacturer has on-demand development packet substantially
Include the ability of the detailed designs work such as conductor selection, covering material type selecting, connection type customization.
As cable general pipeline researches and develops and manufacture the arrival in professional development mode epoch, need to invent a kind of completely new top layer
Design method frees aero-engine chief designer unit from cumbersome cable general pipeline detailed design work.
Summary of the invention
Aeroplane engine electric cable is closely similar with the structure of topological network in structure, therefore is able to use identical element
It is defined and expresses.A piece aeroplane engine electric cable general pipeline is expressed clearly, there are three elements for design drawing needs, first is that electric
The expression of cable general pipeline contour structures；Second is that the electric connecting relation between cable general pipeline electric connector (socket and plug), with connecing
Line schematic diagram indicates；Third is that being expressed in the technical requirements of drawing for cable general pipeline mark, measurement, the specific requirement protected.
The key element of topology design method is to simplify cable general pipeline in traditional design with topological symbol and information summary sheet
The detailed design content of contour structures, to concisely accurately, completely transmit aeroplane engine electric cable general pipeline design requirement
Give cable general pipeline manufacturer.Aeroplane engine electric cable general pipeline topology design standard is that topology design method can be carried out
Basis and key are the information ties for linking up aero-engine chief designer unit and cable general pipeline manufacturer.Aeroplane engine
The establishment of machine chief designer's unit, aeroplane engine electric cable general pipeline design best practices document is to ensure that cable general pipeline topology design
The core document of manufacture claim, exact constraint and efficient design can be met.
Technical solution
This topology design method is come into being under cable general pipeline industrialized development background, is aeroplane engine electric cable general pipeline
Design provides a kind of completely new, intensive, concise, efficient, expansible design method.This method is on topological scientific theory basis
On, by topological symbol and information summary sheet mode, realize the complete of aeroplane engine electric cable general pipeline top layer Interface design element
Whole expression and record.Design efficiency is improved for aero-engine chief designer's unit, in aero-engine chief designer's unit
Effective channel of passing interface information is established between cable general pipeline manufacturer.
A kind of topology design method and step of aeroplane engine electric cable general pipeline is as follows:
1, clear technical requirement on design: the design according to engine control system and engine electrical system to cable general pipeline
It is required that specifying the information such as the quantity of all electrical equipments on engine, installation site and Redundancy Design requirement；
2, clear design constraint: aeroplane engine electric cable general pipeline design before it should be understood that aero-engine external temperature distribution and
Each section Vibration Condition avoids the high temperature for being unfavorable for securely and reliably working in cable general pipeline life cycle management, high vibration region；
3, determine crucial topology design parameter: the document to be formed that worked according to first two steps determines following 3 class key Designs ginseng
Number:
3.1, it lists electric connector inventory: for all electric connectors that can be used on cable general pipeline, arranging in a tabular form
Corresponding number, model, target electrical equipment title and brief function description out；
3.2, topological relation is determined: clear according to the installation site of total electric connector and each electrical equipment on the engine
Cable general pipeline laying trend on the engine and cable branch-off point position, according to these information can determine total electric connector, point
Topological relation between crunode and terminal electric connector and the topological relation sketch that cable general pipeline can be drawn out；
3.3, collect topology design parameter: by engine physically measure or threedimensional model on virtually laying survey
The method of amount determines bifurcation position relative to length, the terminal point between the distance of total electric connector, bifurcation and bifurcation
The design parameters such as branch cable length；
4, cable general pipeline topology design: according to cable general pipeline topology design standard, it is total that cable is completed with standard topology symbol
The cable general pipeline topology design parameter of collection is recorded in design drawing by the design work of pipe topology design figure in a manner of criteria table
In；
5, cable general pipeline connection principle designs: by the crosslinking relationship between cable general pipeline topological relation and electric signal, completing
The design work of cable general pipeline elementary diagram；
6, clear technical requirement on design: according to cable general pipeline design requirement and design constraint, the cable of bound fraction key
General pipeline requirement, specifies the technical requirements of cable general pipeline design；
7, cable general pipeline topology design figure is conutersigned: according to the aero-engine different development stages, manufacturing list with cable general pipeline
Position carries out confirmation countersign by the practical development progress demand of aero-engine with regard to information in topology design figure.
8, cable general pipeline topology design figure iteration with it is perfect: with reseach of engine process promote, constantly according to aeroplane engine
Machine development needs to constantly improve cable general pipeline topology design figure.
Advantages of the present invention:
Realize the topological Simplification of aeroplane engine electric cable general pipeline design and the tabular of graphical information.By the way that cable is real
The detailed design of body is abstracted as topological symbol and information summary sheet, enables aero-engine chief designer's unit more efficient complete
At engine cable general pipeline Top-layer Design Method, the table that the information recorded in a manner of dimension of picture in traditional design is passed through into fixed format
Lattice are recorded, and realize that Parametric designing is laid a good foundation for cable general pipeline.Topology design can be concisely by aero-engine
That cable general pipeline Top-layer Design Method requires is accurate, completely passes to cable general pipeline manufacturer, efficiently assume responsibility for information carrying and
Transmitting effect.
Firstly, " cable general pipeline Q " shown in Fig. 7 has simplest cable general pipeline configuration from improving efficiency for angle
(only 3 electric connectors and 1 bifurcated), the symbol of topology design is abstract to eliminate a certain amount of detailed design work, but imitates
Rate improves not fairly obvious；For complex configuration cable general pipeline in Realism Design, with electric connector quantity and prong numbers
Increase, the workload of geometric progression times can be brought to reduce using topology design method, greatly improve design efficiency, had good
Economic results in society.
Secondly, for information-based angle, by the cable length size graphically recorded in traditional design, connector
The information such as model and cable branch-off position, are recorded in tabular form, enable designer to parameterize thinking assurance
Cable general pipeline key design parameter, and recorded in a manner of document, facilitate the retrieval and reference of relevant information, is aeroplane engine
Electric cable general pipeline Parametric designing is laid a good foundation.
Third, for information transmitting angle, by formulating the engine cable general pipeline topology design standard of unified publication,
Engine chief designer unit and cable general pipeline manufacturer can be carried out efficiently design information interaction, effectively information avoided to pass
Pass caused ambiguity.
Detailed description of the invention
Fig. 1 is to implement aeroplane engine electric cable general pipeline topology design method flow diagram；
Fig. 2 is aeroplane engine electric cable general pipeline modular design situation schematic diagram；
Fig. 3 is the assembling schematic diagram of aeroplane engine electric cable general pipeline modular design after the completion on the engine；
Fig. 4 is aeroplane engine electric cable general pipeline modular design topology schematic diagram；
Fig. 5 is cable general pipeline R topology design figure；
Fig. 6 is the outline drawing of exemplary cable general pipeline Q；
Fig. 7 is the traditional design figure of cable general pipeline Q；
Fig. 8 is the topology design figure of cable general pipeline Q.
Specific embodiment
Case study on implementation 1
Typical aeroplane engine electric cable general pipeline design conditions are shown in Fig. 2, are mounted with that pressure passes on engine fan case
This 3 electrical equipments of sensor, pressure signal device and igniter, total socket R of control system interface requirement cable general pipeline should pacify
At bracket A, need to design a cable general pipeline R is power supply needed for 3 electrical equipment transportation works, while by pressure sensing
The pressure voltage signal of device transformation and the electric signal of pressure signal device conversion feed back to socket R respective pins.Specific topology is set
It is as follows to count implementation process:
(1) the actual installation situation of file content and electrical equipment on the engine is required according to control system, it can be true
Fixed following information:
A. electrical equipment quantity: 3；
B. installation site: total socket R is mounted on engine the top, pressure sensor below socket R rearward, igniting dress
Set below pressure sensor rearward, pressure signal device below igniter, it is slightly forward；
C. pressure sensor is double nargin products, therefore need to be by its electrical interface requirements wiring.
(2) since socket R and 3 need the electrical equipment connected to be installed near engine fan case, electricity
The operating ambient temperature of cable general pipeline does not exceed 120 DEG C, can be met the requirements using conventional material；
(3) crucial topology design parameter is determined
(3.1) according to socket in the requirement of electric interfaces part in control system technical requirements file and three electrical equipments
Model, can determine 4 electric connector models on cable general pipeline, be shown in Table 1
Electric connector inventory needed for 1 cable general pipeline R of table
| Serial number | Code name | Electric connector model | Electrical equipment |
| 1 | Socket R | ZH837230K2461PNV | Summarize socket |
| 2 | Plug X | ZH837234K1006SNV | Pressure sensor |
| 3 | Plug Y | WM-2T WF | Pressure signal device |
| 4 | Plug Z | ZH23-4/14P-6-B | Igniter |
(3.2) it determines topological relation: being walked downwards from socket R is summarized, a bifurcation need to be designed in front of pressure sensor
A, for separating the conducting wire of connection pressure sensor plug X；Downward, a bifurcation B need to be designed by cable and be divided into two points
Branch, one of connection pressure signal device plug Y, another connection igniter plug Z.It sums up known to above- mentioned information: cable
2 bifurcations and 3 branches need to be designed altogether on general pipeline after total socket R of general pipeline R, be separately connected 3 terminating plugs to
Connect corresponding 3 electrical equipments.
(3.3) it is obtained between total socket R and bifurcation A by field survey, length, bifurcated between bifurcation A and plug X
Between point A and bifurcation B and bifurcation B to plug Y and bifurcation B is to the length between plug Z.Flexibility should be used when measurement
Ruler simultaneously pays attention to avoiding external engine other parts, while need to consider the factors such as the fixed required clip position cable general pipeline, measurement
The cable general pipeline topology design parameter of acquisition is shown in Table 2.
2 cable general pipeline R topology design parameter list of table
| Serial number | Parameter name | Measurement result | Remarks |
| 1 | Total socket R and bifurcation A length | 860mm | |
| 2 | Length between bifurcation A and plug X | 460mm | |
| 3 | Length between bifurcation A and bifurcation B | 535mm | |
| 4 | Length between bifurcation B and plug Y | 485mm | |
| 5 | Bifurcation B is to length between plug Z | 730mm |
(4) carry out cable general pipeline R topology design according to the information being collected into, the cable general pipeline R topological diagram of acquisition is shown in Fig. 4,
The topology information of cable general pipeline R is shown in Table 3.
3 cable general pipeline R information table of table
(5) cable general pipeline R wiring original is completed according to electrical system technical requirements file content and electrical equipment electric interfaces
Reason design.Cable general pipeline R elementary diagram is shown in " elementary diagram " of the lower left Fig. 5；
(6) cable general pipeline designing technique is completed according to the installation site of cable general pipeline R, electric interfaces relationship and manufacture information
It is required that write.Cable general pipeline R technical requirement on design is shown in the word segment positioned at the lower right Fig. 5；
(7) it is required according to the aero-engine development stage, the inside signature and cable for completing cable general pipeline R design drawing are manufactured
The countersign of unit.
Case study on implementation 2
Typical aeroplane engine electric cable manifold structure structure is consistent with cable general pipeline Q to see Fig. 6, passes through one section by socket X1
After cable, cable is divided into Liang Ge branch at the position of the end face distance A about 550mm, and the branch of one of cable is at the end distance B
The position of face 1000mm is connected with socket X2, and another cable branch on the position apart from end face 500mm with socket X3 phase
Even.The Basic Design information of cable general pipeline Q can be concluded in table 4, to the cable in traditional design pattern according to these information
General pipeline contour structures detailed design is simplified, and the topology design figure of cable general pipeline Q is shown in Fig. 8.
4 cable general pipeline Q information table of table
A piece engine cable general pipeline is expressed clearly, it is outside cable general pipeline first that there are three elements for design drawing needs
The expression of shape structure；Second is that the electric connecting relation between cable general pipeline electric connector (socket and plug), uses elementary diagram
It indicates；Third is that being expressed in the technical requirements of drawing for cable general pipeline mark, measurement, the specific requirement protected.
Claims (1)
1. a kind of topology design method of aeroplane engine electric cable general pipeline, includes the following steps；
Step 1: clear technical requirement on design: being set according to engine control system and engine electrical system to cable general pipeline
Meter requires, and specifies the quantity of all electrical equipments on engine, installation site and Redundancy Design require information；
Step 2: clear design constraint: it should be understood that aero-engine external temperature before aeroplane engine electric cable general pipeline topology design
Distribution and each section Vibration Condition, avoid high temperature, the Gao Zhenqu for being unfavorable for securely and reliably working in cable general pipeline life cycle management
Domain；
Step 3: determining key topology design parameter: the document to be formed that worked according to first two steps determines following 3 class key Designs ginseng
Number: (1) it, lists electric connector inventory: for all electric connectors that can be used on cable general pipeline, listing correspondence in a tabular form
Number, model, target electrical equipment title and the description of brief function；(2), topological relation is determined: according to total electrical connection
The installation site of device and each electrical equipment on the engine specifies cable general pipeline laying trend on the engine and cable branch-off
Point position, can determine the topological relation between total electric connector, bifurcation and terminal electric connector according to these information and can
Draw out the topological relation sketch of cable general pipeline；(3), topology design parameter is collected: by physically measuring in engine
Or the method that measurement is virtually laid on threedimensional model, determine bifurcation position relative to the distance of total electric connector, bifurcation with
The design parameters such as length, terminal branch cable length between bifurcation；
Step 4: cable general pipeline topology design: according to cable general pipeline topology design standard, it is total to complete cable with standard topology symbol
The cable general pipeline topology design parameter of collection is recorded in design drawing by the design work of pipe topology design figure in a manner of criteria table
In；
Step 5: cable general pipeline connection principle designs: by the crosslinking relationship between cable general pipeline topological relation and electric signal, completing
The design work of cable general pipeline elementary diagram；
Step 6: clear technical requirement on design: according to the comprehensive pipe design requirement of cable and design constraint, the cable of bound fraction key
General pipeline requirement, specifies the technical requirements of cable general pipeline design；
Step 7: cable general pipeline topology design figure is conutersigned: according to the aero-engine different development stages, manufacturing list with cable general pipeline
Position carries out confirmation countersign by the practical development progress demand of aero-engine with regard to information in topology design figure.
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| CN112086909A (en) * | 2020-09-17 | 2020-12-15 | 中国航发沈阳黎明航空发动机有限责任公司 | Cable laying method for aircraft engine |
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Application publication date: 20190104 |