CN106915415A - A kind of high-density plate fiberglass ship model and preparation method thereof - Google Patents
A kind of high-density plate fiberglass ship model and preparation method thereof Download PDFInfo
- Publication number
- CN106915415A CN106915415A CN201710170029.8A CN201710170029A CN106915415A CN 106915415 A CN106915415 A CN 106915415A CN 201710170029 A CN201710170029 A CN 201710170029A CN 106915415 A CN106915415 A CN 106915415A
- Authority
- CN
- China
- Prior art keywords
- main body
- plate
- waterline
- ship model
- fiberglass
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B71/00—Designing vessels; Predicting their performance
- B63B71/20—Designing vessels; Predicting their performance using towing tanks or model basins for designing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B71/00—Designing vessels; Predicting their performance
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a kind of high-density plate fiberglass ship model and preparation method thereof, described ship model includes main body, fiberglass coating, putty coating and painting layer；The main body is high-density plate ship model main body；The main body is made up of longitudinal framework, horizontal skeleton and waterline plate；The main body is orderly arranged outside each fiberglass coating, putty coating and painting layer.The present invention uses high-density plate as ship model material of main part, and material price is cheap and is readily available, it is possible to decrease ship model cost of manufacture；Uniform in material is easy to automated machine to process, and can improve processing efficiency.Ship model in the present invention is combined using high-density plate ship model main body and fiberglass coating, can not only increase ship model intensity, can also improve water proofing property.Each part of high-density plate ship model (longitudinal framework, horizontal skeleton and waterline plate) in the present invention is, according to the curves of form, to be processed automatically using two-dimentional machinery cutting equipment, therefore can ensure the accuracy of ship model molded line.
Description
Technical field
The present invention relates to ship model manufacture technology field, specially a kind of high-density plate fiberglass ship model and its making side
Method.
Background technology
Ship is a kind of vehicles of high value, before ship is built, is required for being tested ensureing the ship
Premium properties after the completion of construction.Tested using actual ship, it is necessary to be consumed substantial amounts of human and material resources and financial resources.Ship model
The important advantage of experiment is low-cost, but result of the test can be applied to real ship to verify the performance of real ship.Therefore,
Ship model experiment is all most important for design, construction and the use of ship.
Carry out every experiment in needing to be placed on towing basin or other experimental tanks due to ship model, thus ship model knot
Structure and material typically are provided with several features：Every experiment is completed with enough intensity；Cladding material has good waterproof
Performance；It is made with hollow-core construction or by the less material of density, to ensure enough buoyancy；Texture material is more uniform,
It is easy to processing；Material is readily available, better economy.Because the molded line of ship model is considerably complicated, so ship model makes general at present
Using craft or semi-mechanization technique.Conventional ship model manufacture craft has：Solid wood handmade craft, fiberglass semi-mechanization
Manufacture craft.
In the early stages, ship model is made by hand using solid wood mostly, is typically chosen Korean pine carpentery workshop for material.With resource
Shortage, current Korean pine wood has been difficult to obtain.And Korean pine carpentery workshop is natural timber, it is difficult to ensure that it is homogeneous, it is unfavorable for automatic
Change machine cuts, mostly by veteran workman's hand cut.
Glass-reinforced plastic material is because its lightweight, high-intensity performance are in modelling field extensive application.But fiberglass ship model
Internal general only a little wooden skeleton is used as support, and intensity is weaker.On the other hand, fiberglass ship model to spray multilayer gel coat and
Glass fibre, influences the accuracy of shiplines, and expensive.
The content of the invention
Be solve prior art exist above mentioned problem, the present invention to design a kind of material price it is cheap and be readily available,
Uniform in material is easy to automated machine to process, and structural strength is high, the accurate high-density plate fiberglass ship model of molded line and its making side
Method
To achieve these goals, technical scheme is as follows：A kind of high-density plate fiberglass ship model, including master
Body, fiberglass coating, putty coating and painting layer；The main body is high-density plate ship model main body；
The main body is made up of longitudinal framework, horizontal skeleton and waterline plate；The main body is orderly arranged outside each fiberglass and applies
Layer, putty coating and painting layer；
The longitudinal framework carries out two-dimentional surface trimming and is made according to main body sectional side elevation；The longitudinal framework is used as in main body
The longitudinal strut in portion, is connected integral with horizontal skeleton and waterline plate；The longitudinal framework sets 2~3, each longitudinal bone
Frame is along the parallel longitudinal arrangement of main body；
The horizontal skeleton carries out two-dimentional surface trimming and is made according to main body cross sectional view；The horizontal skeleton is used as in main body
The lateral supports in portion, are connected integral with longitudinal framework and waterline plate；It is true that the number of the horizontal skeleton presses ship model station number
Fixed, each horizontal skeleton is parallel transversely disposed along ship model；
The waterline plate carries out two-dimentional surface trimming and is made according to the plan of waterlines of the different drinking water height of main body；The waterline plate
As the main member for constituting main body outline, it is connected integral with longitudinal framework and horizontal skeleton；The number of the waterline plate
Determined according to following formula：
The number of waterline plate=ship model height/(high-density plate thickness+epoxy glue layer thickness)
The epoxy glue layer thickness refers to the epoxy glue layer thickness between waterline plate；
Each waterline plate presses respective waterline height placement along body height direction.
Further, the fiberglass coating sets 2~3 layers.
Further, connected by connecting groove between the longitudinal framework, horizontal skeleton and each waterline plate.
A kind of high-density plate ferry glass reinforced plastic boat mould preparation method, comprises the following steps：
A：Make main body；
A1：Longitudinal framework makes, and according to main body sectional side elevation, using two-dimentional machinery cutting equipment, surface trimming is highly dense on request
Degree plate, until the cutting of all longitudinal frameworks is completed, and label in order；
A2：Horizontal skeleton makes, and according to main body cross sectional view, using two-dimentional machinery cutting equipment, surface trimming is highly dense on request
Degree plate, until the cutting of all horizontal skeletons is completed, and label in order；
A3：Waterline plate makes, and according to the waterline shape of different drinking water height in main body plan of waterlines, is cut using two-dimentional machinery
Equipment surface trimming high-density plate, until the cutting of all waterline plates is completed, and label in order；
A4：On request to the junction processing connection groove of longitudinal framework, horizontal skeleton and each waterline plate；
B：Preassembling main body
During preassembling main body, do not carry out gluing；
B1：Each longitudinal framework is assembled into inner frame with horizontal skeleton by being connected groove；
B2：Each waterline plate is sleeved on inner frame outside one by one by label order, main body is assembled into；
B3：The integrality and correctness of main body are checked on request, if meet requiring, into step C, otherwise return to step A
Corrected or remake in part to being unsatisfactory for requiring；
C：Gluing main body；
C1：Epoxy resin is brushed at the faying face of each part of main body completed in preassembling, main body is connected integral；
C2：Pressing mold is carried out to the main body that connection is completed；
C3：Polish on request main body, between each waterline plate of polishing unnecessary " step ", make main body fairing, note destroying
Main body molded line；
D：Paste fiberglass coating；
D1：Paste fiberglass coating on the outside of high-density plate ship model main body using epoxy resin, paste fiberglass coating 2~
3 layers；
D2：Polished, unnecessary burr in removal taping process；
E：Puttying, spray painting；
E1：The Puttying on the outside of fiberglass coating, scrapes 2~3 times on request, fairing of polishing；
E1：Painted on the outside of putty coating on request.
Compared with prior art, the invention has the advantages that：
1st, the present invention uses high-density plate as ship model material of main part, and material price is cheap and is readily available, it is possible to decrease ship
Mould cost of manufacture；Uniform in material is easy to automated machine to process, and can improve processing efficiency.
2nd, the ship model in the present invention is combined using high-density plate ship model main body and fiberglass coating, can not only increase ship
Mould intensity, can also improve water proofing property.
3rd, each part of high-density plate ship model (longitudinal framework, horizontal skeleton and waterline plate) in the present invention is according to hull type
Line chart, is processed automatically using two-dimentional machinery cutting equipment, therefore can ensure the accuracy of ship model molded line.
Brief description of the drawings
Fig. 1 is the structural representation of high-density plate fiberglass ship model of the present invention；
Fig. 2 is the horizontal stroke of ship model of the present invention, longitudinal framework structural representation；
Fig. 3 is the waterline plate structure schematic diagram of ship model of the present invention；
Fig. 4 is the horizontal stroke of ship model of the present invention, longitudinal framework assembly schematic diagram；
Fig. 5 is horizontal stroke, longitudinal framework and the hull waterline plate assembly schematic diagram of ship model of the present invention；
Fig. 6 is high-density plate ferry glass reinforced plastic boat mould fabrication processing figure of the present invention.
In figure：1st, main body, 2, longitudinal framework, 3, horizontal skeleton, 4, waterline plate, 5, fiberglass coating, 6, putty coating, 7,
Painting layer.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the embodiment of the present invention in it is attached
Figure, is clearly and completely described to technical scheme, it is clear that described embodiment is that a part of the invention is real
Example is applied, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
Property work under the premise of the every other embodiment that is obtained, belong to the scope of protection of the invention.
As Figure 1-5, a kind of high-density plate fiberglass ship model, including main body 1, fiberglass coating 5, the and of putty coating 6
Painting layer 7；The main body 1 is high-density plate ship model main body；
The main body 1 is made up of longitudinal framework 2, horizontal skeleton 3 and waterline plate 4；The main body 1 is orderly arranged outside each glass
Steel coating 5, putty coating 6 and painting layer 7；
The longitudinal framework 2 carries out two-dimentional surface trimming and is made according to the sectional side elevation of main body 1；The longitudinal framework 2 is used as master
Longitudinal strut inside body 1, is connected integral with horizontal skeleton 3 and waterline plate 4；The longitudinal framework 2 sets 2~3,
Each longitudinal framework 2 is along the parallel longitudinal arrangement of main body 1；
The horizontal skeleton 3 carries out two-dimentional surface trimming and is made according to the cross sectional view of main body 1；The horizontal skeleton 3 is used as master
Lateral supports inside body 1, are connected integral with longitudinal framework 2 and waterline plate 4；The number of the horizontal skeleton 3 presses ship
Mould station number determines that each horizontal skeleton 3 is parallel transversely disposed along ship model；
The waterline plate 4 carries out two-dimentional surface trimming and is made according to the plan of waterlines of the different drinking water height of main body 1；The waterline
Plate 4 is connected integral as the main member for constituting the outline of main body 1 with longitudinal framework 2 and horizontal skeleton 3；The waterline plate 4
Number according to following formula determine：
The number of waterline plate 4=ship model height/(high-density plate thickness+epoxy glue layer thickness)
The epoxy glue layer thickness refers to the epoxy glue layer thickness between waterline plate 4；
Each waterline plate 4 presses respective waterline height placement along the short transverse of main body 1.
Further, the fiberglass coating 5 sets 2~3 layers.
Further, connected by connecting groove between the longitudinal framework 2, horizontal skeleton 3 and each waterline plate 4.
As shown in figures 1 to 6, a kind of preparation method of high-density plate fiberglass ship model, comprises the following steps：
A：Make main body 1；
A1：Longitudinal framework 2 makes, and according to the sectional side elevation of main body 1, using two-dimentional machinery cutting equipment, surface trimming is high on request
Density board, until the cutting of all longitudinal frameworks 2 is completed, and label in order；
A2：Horizontal skeleton 3 makes, and according to the cross sectional view of main body 1, using two-dimentional machinery cutting equipment, surface trimming is high on request
Density board, until the cutting of all horizontal skeletons 3 is completed, and label in order；
A3：Waterline plate 4 makes, and according to the waterline shape of different drinking water height in the plan of waterlines of main body 1, is cut using two-dimentional machinery
Equipment surface trimming high-density plate is cut, until the cutting of all waterline plates 4 is completed, and label in order；
A4：On request to the junction processing connection groove of longitudinal framework 2, horizontal skeleton 3 and each waterline plate 4；
B：Preassembling main body 1
During preassembling main body 1, do not carry out gluing；
B1：Each longitudinal framework 2 is assembled into inner frame with horizontal skeleton 3 by being connected groove；
B2：Each waterline plate 4 is sleeved on inner frame outside one by one by label order, main body 1 is assembled into；
B3：The integrality and correctness of main body 1 are checked on request, if meet requiring, into step C, otherwise return to step A
Corrected or remake in part to being unsatisfactory for requiring；
C：Gluing main body 1；
C1：Epoxy resin is brushed at the faying face of each part of main body 1 completed in preassembling, main body 1 is connected integral；
C2：Pressing mold is carried out to the main body 1 that connection is completed；
C3：Polish on request main body 1, between each waterline plate 4 of polishing unnecessary " step ", make the fairing of main body 1, note breaking
The molded line of bad main body 1；
D：Paste fiberglass coating 5；
D1：Fiberglass coating 5 is pasted in the outside of high-density plate ship model main body 1 using epoxy resin, fiberglass coating 5 is pasted
The number of plies is 2~3 layers；
D2：Polished, unnecessary burr in removal taping process；
E：Puttying, spray painting；
E1：In the outside Puttying of fiberglass coating 5, scrape on request 2~3 times, fairing of polishing；
E1：On request in the spray painting of the outside of putty coating 6.
The above, a kind of specific embodiment only of the invention, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (4)
1. a kind of high-density plate fiberglass ship model, it is characterised in that：Including main body (1), fiberglass coating (5), putty coating (6)
With painting layer (7)；The main body (1) is high-density plate ship model main body；
The main body (1) is made up of longitudinal framework (2), horizontal skeleton (3) and waterline plate (4)；Main body (1) outside sets successively
Put fiberglass coating (5), putty coating (6) and painting layer (7)；
The longitudinal framework (2) carries out two-dimentional surface trimming and is made according to main body (1) sectional side elevation；The longitudinal framework (2) conduct
The internal longitudinal strut of main body (1), is connected integral with horizontal skeleton (3) and waterline plate (4)；The longitudinal framework (2)
2~3 are set, each longitudinal framework (2) is along main body (1) parallel longitudinal arrangement；
The horizontal skeleton (3) carries out two-dimentional surface trimming and is made according to main body (1) cross sectional view；The horizontal skeleton (3) conduct
The internal lateral supports of main body (1), are connected integral with longitudinal framework (2) and waterline plate (4)；The horizontal skeleton (3)
Number press ship model station number and determine, each horizontal skeleton (3) is parallel transversely disposed along ship model；
The waterline plate (4) carries out two-dimentional surface trimming and is made according to the plan of waterlines of the different drinking water height of main body (1)；The waterline
Plate (4) is connected integral as the main member for constituting main body (1) outline with longitudinal framework (2) and horizontal skeleton (3)；Institute
The number for stating waterline plate (4) determines according to following formula：
The number of waterline plate (4)=ship model height/(high-density plate thickness+epoxy glue layer thickness)
The epoxy glue layer thickness refers to the epoxy glue layer thickness between waterline plate (4)；
Each waterline plate (4) presses respective waterline height placement along main body (1) short transverse.
2. a kind of high-density plate fiberglass ship model according to claim 1, it is characterised in that：The fiberglass coating (5)
Set 2~3 layers.
3. a kind of high-density plate fiberglass ship model according to claim 1, it is characterised in that：The longitudinal framework (2), horizontal stroke
Connected by connecting groove between skeleton (3) and each waterline plate (4).
4. a kind of preparation method of high-density plate fiberglass ship model, it is characterised in that：Comprise the following steps：
A：Make main body (1)；
A1：Longitudinal framework (2) makes, and according to main body (1) sectional side elevation, using two-dimentional machinery cutting equipment, surface trimming is high on request
Density board, until all longitudinal frameworks (2) cutting is completed, and label in order；
A2：Horizontal skeleton (3) makes, and according to main body (1) cross sectional view, using two-dimentional machinery cutting equipment, surface trimming is high on request
Density board, until all horizontal skeletons (3) cutting is completed, and label in order；
A3：Waterline plate (4) makes, and according to the waterline shape of different drinking water height in main body (1) plan of waterlines, is cut using two-dimentional machinery
Equipment surface trimming high-density plate is cut, until all waterline plates (4) cutting is completed, and label in order；
A4：On request to the junction processing connection groove of longitudinal framework (2), horizontal skeleton (3) and each waterline plate (4)；
B：Preassembling main body (1)
During preassembling main body (1), do not carry out gluing；
B1：Each longitudinal framework (2) is assembled into inner frame with horizontal skeleton (3) by being connected groove；
B2：Each waterline plate (4) is sleeved on inner frame outside one by one by label order, main body (1) is assembled into；
B3：The integrality and correctness of main body (1) are checked on request, if meet requiring, into step C, otherwise return to step A pairs
Corrected or remake in the part for being unsatisfactory for requiring；
C：Gluing main body (1)；
C1：Epoxy resin is brushed at the faying face of main body (1) each part completed in preassembling, main body (1) is connected integral；
C2：Pressing mold is carried out to the main body (1) that connection is completed；
C3：Between polishing main body (1) on request, each waterline plate (4) of polishing unnecessary " step ", make main body (1) fairing, noting can not
Destruction main body (1) molded line；
D：Paste fiberglass coating (5)；
D1：Fiberglass coating (5) is pasted in high-density plate ship model main body (1) outside using epoxy resin, fiberglass coating is pasted
(5) number of plies is 2~3 layers；
D2：Polished, unnecessary burr in removal taping process；
E：Puttying, spray painting；
E1：In fiberglass coating (5) outside Puttying, scrape on request 2~3 times, fairing of polishing；
E1：Painted in putty coating (6) outside on request.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710170029.8A CN106915415B (en) | 2017-03-21 | 2017-03-21 | A kind of high-density plate glass reinforced plastic ship model and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710170029.8A CN106915415B (en) | 2017-03-21 | 2017-03-21 | A kind of high-density plate glass reinforced plastic ship model and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106915415A true CN106915415A (en) | 2017-07-04 |
| CN106915415B CN106915415B (en) | 2019-05-21 |
Family
ID=59462040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710170029.8A Active CN106915415B (en) | 2017-03-21 | 2017-03-21 | A kind of high-density plate glass reinforced plastic ship model and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106915415B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114141120A (en) * | 2021-11-08 | 2022-03-04 | 广州船舶及海洋工程设计研究院（中国船舶工业集团公司第六0五研究院） | Manufacturing method of ship model |
| CN114379739A (en) * | 2021-11-18 | 2022-04-22 | 埃米南(上海)科技有限公司 | Ship mold manufacturing method based on glass fiber reinforced plastic |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2292972A (en) * | 1939-12-18 | 1942-08-11 | John W Rice | Boat construction |
| US4094027A (en) * | 1977-05-09 | 1978-06-13 | Vernon Eugene G | Interlocking two piece hull for a catamaran |
| CN101412434A (en) * | 2008-11-28 | 2009-04-22 | 威海中复西港船艇有限公司 | Method for manufacturing glass fibre reinforced plastic shipping mould |
| CN105460162A (en) * | 2014-08-13 | 2016-04-06 | 青岛百键城环保科技有限公司 | Steel structure rubber ship body |
| CN205396426U (en) * | 2016-03-14 | 2016-07-27 | 福建梭罗复合材料研究有限公司 | Improved generation structure of fiberglass reinforced plastic ship oceangoing ship |
| CN206634155U (en) * | 2017-03-21 | 2017-11-14 | 大连理工大学 | A kind of high-density plate fiberglass ship model |
-
2017
- 2017-03-21 CN CN201710170029.8A patent/CN106915415B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2292972A (en) * | 1939-12-18 | 1942-08-11 | John W Rice | Boat construction |
| US4094027A (en) * | 1977-05-09 | 1978-06-13 | Vernon Eugene G | Interlocking two piece hull for a catamaran |
| CN101412434A (en) * | 2008-11-28 | 2009-04-22 | 威海中复西港船艇有限公司 | Method for manufacturing glass fibre reinforced plastic shipping mould |
| CN105460162A (en) * | 2014-08-13 | 2016-04-06 | 青岛百键城环保科技有限公司 | Steel structure rubber ship body |
| CN205396426U (en) * | 2016-03-14 | 2016-07-27 | 福建梭罗复合材料研究有限公司 | Improved generation structure of fiberglass reinforced plastic ship oceangoing ship |
| CN206634155U (en) * | 2017-03-21 | 2017-11-14 | 大连理工大学 | A kind of high-density plate fiberglass ship model |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114141120A (en) * | 2021-11-08 | 2022-03-04 | 广州船舶及海洋工程设计研究院（中国船舶工业集团公司第六0五研究院） | Manufacturing method of ship model |
| CN114379739A (en) * | 2021-11-18 | 2022-04-22 | 埃米南(上海)科技有限公司 | Ship mold manufacturing method based on glass fiber reinforced plastic |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106915415B (en) | 2019-05-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106827557B (en) | Composite material is glued reinforced structure and is glued face compensation method altogether | |
| RU2623772C2 (en) | Method for producing three-dimensional object of composite material | |
| CN107160104B (en) | A method of ship model is processed with 3D printing | |
| CN110815859B (en) | Design and manufacturing method of composite material blade and composite material blade | |
| CN100503358C (en) | Glass fibre reinforced plastic ship non-mould moulding process | |
| CN206634155U (en) | A kind of high-density plate fiberglass ship model | |
| CN102501337B (en) | Making process of wind-power blade main model | |
| CN110171579A (en) | The method that metal honeycomb structure part depth is repaired | |
| CN106915415B (en) | A kind of high-density plate glass reinforced plastic ship model and preparation method thereof | |
| CN215320783U (en) | Prefabricated tail edge beam structure of large wind turbine blade | |
| CN108661853A (en) | A kind of wind electricity blade main beam structure and preparation method thereof | |
| CN109367068A (en) | A kind of carbon fibre material ship shell and its manufacturing method | |
| CN106346845A (en) | Middle passage reinforcing plate, preparation method thereof and vehicle | |
| CN213006817U (en) | Honeycomb filling system | |
| CN111730939B (en) | Multilayer composite plate door and production process thereof | |
| CN108470505B (en) | Ship model and manufacturing method thereof | |
| CN108545146A (en) | Ferry glass reinforced plastic boat moulding process | |
| CN110587868B (en) | Method for manufacturing vertical edge of main beam mold | |
| CN204255203U (en) | A kind of automobile gauge | |
| Lieblein et al. | Design and evaluation of low-cost laminated-wood-composite blades for intermediate-size wind turbines: blade design, fabrication concept, and cost analysis | |
| CN114368173A (en) | Typical gradual change step type hyperbolic laminate structure penetrating damage repair process | |
| CN103358379A (en) | Method for preparing hollow solid wood post | |
| CN112848527A (en) | Composite board and manufacturing method thereof | |
| CN111546703A (en) | Honeycomb filling system, filling method and honeycomb composite material | |
| CN103786831A (en) | Glass-reinforced plastic composite deck with connecting struts and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |