CN109278934A - Photovoltaic floating drum more changing device and replacing options waterborne - Google Patents

Photovoltaic floating drum more changing device and replacing options waterborne Download PDF

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Publication number
CN109278934A
CN109278934A CN201710599707.2A CN201710599707A CN109278934A CN 109278934 A CN109278934 A CN 109278934A CN 201710599707 A CN201710599707 A CN 201710599707A CN 109278934 A CN109278934 A CN 109278934A
Authority
CN
China
Prior art keywords
floating drum
photovoltaic
main shaft
pressing down
machine frame
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.)
Pending
Application number
CN201710599707.2A
Other languages
Chinese (zh)
Inventor
吴建农
刘意强
周孝水
郑道涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangshan City Tonking Photovoltaic Co Ltd
Original Assignee
Jiangshan City Tonking Photovoltaic Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangshan City Tonking Photovoltaic Co Ltd filed Critical Jiangshan City Tonking Photovoltaic Co Ltd
Priority to CN201710599707.2A priority Critical patent/CN109278934A/en
Publication of CN109278934A publication Critical patent/CN109278934A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B71/00Designing vessels; Predicting their performance
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00Supporting structures for PV modules
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B63B2035/4433Floating structures carrying electric power plants
    • B63B2035/4453Floating structures carrying electric power plants for converting solar energy into electric energy
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

The present invention provides a kind of photovoltaic floating drum more changing device waterborne and replacing options, method therein includes: a. that photovoltaic floating drum more changing device waterborne is moved to by photovoltaic floating drum side;B. the connector between the photovoltaic floating drum and photovoltaic main shaft is disassembled;C. the photovoltaic floating drum dismantled is pressed into floating drum pressing down section underwater;D. the photovoltaic floating drum dismantled is removed into photovoltaic array;E. new photovoltaic floating drum photovoltaic array is moved into be placed under the floating drum pressing down section;F. it promotes the floating drum pressing down section and is connect the new photovoltaic floating drum with the photovoltaic main shaft with connector.According to the present invention, maintenance personal can be convenient and smoothly operate on replacement machine frame, and, designed more changing device and replacing options are reasonable, safe, photovoltaic bracket will not be adversely affected in operating process, photovoltaic floating drum after replacing in time can eliminate the security risk of photovoltaic bracket, it is ensured that the safe handling of entire photovoltaic array.

Description

Photovoltaic floating drum more changing device and replacing options waterborne
Technical field
The present invention relates to photovoltaic fields, in particular to photovoltaic floating drum more changing device waterborne and replacing options.
Background technique
Solar photovoltaic generation system is to be formed by photovoltaic array by using solar photovoltaic assembly to receive incidence Sunlight converts light energy into electric energy by photoelectric conversion, and electric energy caused by collecting is for the technology that uses.Technology tool There is pollution-free, at low cost, the sustainable advantage of power generation, and there are more and more fortune in the region with abundant light supply of all parts of the world With.
Other than laying photovoltaic array on roof and spacious ground, the water surface of no coverage is also with too The ideal place of positive energy.And for the photovoltaic system for being mounted on the water surface, existing photovoltaic array includes being made using floating drum For buoyance module, so that entire photovoltaic array is steadily floated and be fixed on the water surface, and has it to resist strong wind The ability of billow and antidumping.Such as No. 201720040267.2 Chinese utility model patent application shown in figure 1A and 1B is public It has opened a kind of " the fixed device of photovoltaic bracket waterborne ", has been provided with column 227 on floating drum 23 therein, the upper end of the latter for example passes through The connectors such as bolt are connected with the main shaft 211 for connecting photovoltaic module 21.But base of the floating drum as photovoltaic array support waterborne Plinth, after being subjected to the invasion of stormy waves throughout the year, it may occur that damage.And the floating drum for having damaged, then it needs to replace in time, To guarantee the safety of photovoltaic bracket and the normal work of photovoltaic array.
Summary of the invention
Above-mentioned in order to solve, the purpose of the present invention is to provide a kind of photovoltaic floating drum more changing device waterborne and replacing options.
According to an aspect of the present invention, a kind of photovoltaic floating drum more changing device waterborne is provided, including;
Replace machine frame comprising the crossbeam and attachment beam of pedestal and setting on the base;
Tooling floating platform is made of buoyancy object, the replacement machine frame to be erected on the water surface;And
Floating drum pressing down section is arranged below the attachment beam, underwater to be liftably pressed into the photovoltaic floating drum.
Device as described above, wherein the floating drum pressing down section includes lower pressure rack and lower saddle weight, and the lower pressure rack Lower section is arranged a floating drum and pushes cover.
Device as described above, wherein the floating drum pressing down section includes lower pressure rack, and the screw rod above lower pressure rack is arranged in, And the floating drum being arranged in below lower pressure rack pushes cover.
Device as described above, wherein be provided with main shaft orientation hoop on the crossbeam of the replacement machine frame.
Device as described above, wherein further including a pair of main shaft anchor ear, double main shaft anchor ears include a pair of symmetrical main Bar portion and set up the mounting portion at the mobile jib portion both ends separately.
According to another aspect of the present invention, a kind of photovoltaic floating drum replacing options waterborne are provided, comprising the following steps:
A. photovoltaic floating drum more changing device waterborne is moved to by photovoltaic floating drum side, the photovoltaic floating drum more changing device packet It includes: replacement machine frame comprising the crossbeam and attachment beam of pedestal and setting on the base;Tooling floating platform, by buoyancy object Part composition, the replacement machine frame to be erected on the water surface;And floating drum pressing down section, it is arranged below the attachment beam, It is underwater to be liftably pressed into the photovoltaic floating drum;
B. the connector between the photovoltaic floating drum and photovoltaic main shaft is disassembled;
C. the photovoltaic floating drum dismantled is pressed into the floating drum pressing down section underwater;
D. the photovoltaic floating drum dismantled is removed into photovoltaic array;
E. new photovoltaic floating drum photovoltaic array is moved into be placed under the floating drum pressing down section;
F. it promotes the floating drum pressing down section and is connect the new photovoltaic floating drum with the photovoltaic main shaft with connector.
Method as described above, wherein further including that the photovoltaic main shaft orientation is existed with main shaft orientation hoop before step b Step on the crossbeam of the replacement machine frame.
Method as described above, wherein further including after step f, by the main shaft orientation hoop from the replacement machine frame Crossbeam on the step of unloading.
Method as described above, wherein further including that will be connected to the floating drum two sides with double main shaft anchor ears before step b The photovoltaic main shaft anchor ear together the step of.
Method as described above, wherein further including after step f, by double main shaft anchor ears from the photovoltaic main shaft The step of unloading.
Photovoltaic floating drum more changing device waterborne and replacing options according to the present invention, photovoltaic maintenance personal can be convenient and steadily Ground carries out the replacement operation for being damaged floating drum on replacement machine frame, moreover, designed more changing device and replacing options rationally, It is safe, photovoltaic bracket will not be adversely affected in operating process, the photovoltaic floating drum after replacing in time can eliminate light Lie prostrate the security risk of bracket, it is ensured that the safe handling of entire photovoltaic array.
Detailed description of the invention
Figure 1A and 1B is the schematic diagram for indicating a kind of fixed device of photovoltaic bracket waterborne of the prior art.
Fig. 2A is the structural schematic diagram for indicating replacement machine frame according to the present invention.
Fig. 2 B is to indicate that replacement machine frame shown in Fig. 2A is erected on tooling floating platform, and be displaced to impaired The schematic diagram of photovoltaic floating drum waterborne side.
Fig. 3 is the schematic diagram for indicating a floating drum pressing down section according to the present invention.
Fig. 4 is the use state diagram for indicating floating drum pressing down section according to an embodiment of the invention.
Fig. 5 is the structural schematic diagram for indicating replacement machine frame according to another embodiment of the invention.
Fig. 6 A is the signal for indicating a double main shaft anchor ears of floating drum in accordance with another embodiment of the present invention more changing device Figure.
Fig. 6 B is the usage state diagram of double main shaft anchor ears shown in Fig. 6 A.
Fig. 7 A is the schematic diagram for indicating floating drum pressing down section in accordance with another embodiment of the present invention.
Fig. 7 B is the working state figure for indicating floating drum pressing down section shown in Fig. 7 A.
Specific embodiment
With reference to the non-limiting embodiment for being shown in the accompanying drawings and being described in detail in the following description, more completely illustrate the application Multiple technical characteristics and Advantageous details.Also, it is described below and has ignored to well known original material, processing technique, component The description of system and equipment, in order to avoid unnecessarily obscure the technical essential of the application.However, it will be understood by those skilled in the art that It arrives, when embodiments herein is described below, description and particular example only provide by way of illustration, and not of limitation.
In the case of any possible, the same or similar portion will be indicated using identical label in all the appended drawings Point.In addition, although term used in this application is selected from public term, in present specification Mentioned some terms may be that applicant is judged to come selection, phase of the detailed meanings in description herein as his or her It closes and illustrates in part.Furthermore, it is desirable that not only by used actual terms, and be also to be contained by each term Meaning understands the application.
According to the present invention, a kind of photovoltaic floating drum more changing device waterborne is provided, including;Replace machine frame comprising pedestal with And the crossbeam and attachment beam of setting on the base;Tooling floating platform is made of buoyancy object, to by the replacement machine frame It is erected on the water surface;And floating drum pressing down section, it is arranged below the attachment beam, to liftably by the photovoltaic floating drum pressure Enter underwater.It is specific as described below:
Fig. 2A is the structural schematic diagram for indicating replacement machine frame according to the present invention, and Fig. 2 B is indicated shown in Fig. 2A Replacement machine frame is erected on tooling floating platform, and has been displaced to the schematic diagram of impaired photovoltaic floating drum waterborne side.Knot A and 2B referring to fig. 2 is closed, replacement machine frame 25 is respectively arranged on pedestal 251 and 252 for example including two pedestals 251 and 252 are controlled There is crossbeam 255 and 256, crossbeam 255 and 256 is parallel with pedestal 251 and 252.Attachment beam is respectively equipped on crossbeam 255 and 256 257, attachment beam 257 is substantially vertical with crossbeam 255 and 256, two pedestals 251 and 252 to link into an integrated entity.Such as by The tooling floating platform 253 and 254 that several foam blocks or other buoyancy objects are assembled into sets up separately in pedestal 251 and 252 in the following, to will Replacement 25 support of machine frame floats on the surface.
Photovoltaic floating drum 23 waterborne as shown in Figure 2 B is, for example, strip floating drum, it for example carries two groups of front and back photovoltaic master Axis 211.Floating drum according to the present invention more changing device includes replacement machine frame 25 and tooling floating platform 253 and 254.It is replaced when by floating drum When device is displaced to the side of impaired floating drum 23, the pedestal 251 and 252 of machine frame 25 is for example placed exactly in photovoltaic floating drum 23 Two sides, and crossbeam 255 and 256 is for example placed exactly in the lower section of photovoltaic main shaft 211, can temporarily lift that be damaged photovoltaic floating The photovoltaic main shaft 211 that cylinder 23 was originally supported.
When replacing to impaired photovoltaic floating drum 23, photovoltaic maintenance personal may stand in tooling floating platform 253 or 254 On operated.That is, by photovoltaic maintenance personal first the bolt being connected between photovoltaic main shaft 211 and floating drum column 227 or Connector disassembly, then removes impaired photovoltaic floating drum 23 and installs new photovoltaic floating drum 23.
Fig. 3 is the schematic diagram for indicating a floating drum pressing down section according to the present invention.In conjunction with B referring to fig. 2 and Fig. 3, in this hair In another bright embodiment, floating drum more changing device further includes floating drum pressing down section 26.Floating drum pressing down section 26 includes lower 261 He of pressure rack Lower saddle weight 262, as it can be seen that lower pressure rack 261 includes horizontally disposed cross bar 2611 and sets up separately in the perpendicular of 2611 both ends of cross bar in figure Bar 2612.The lower end of vertical bar 2612 is fixed on lower saddle weight 262, and the lower section of cross bar 2611 is for example arranged a floating drum and pushes Cover 265, shape and the shape of photovoltaic floating drum match.
Fig. 4 is the use state diagram for indicating floating drum pressing down section according to an embodiment of the invention.Referring to fig. 4, Before maintenance personal is bolt or the connector disassembly being connected between photovoltaic main shaft 211 and floating drum column 227, such as first with Pulling force cucurbit 258 on the attachment beam 257 of replacement machine frame 25 is mounted on by lower pressure rack 261 toward pull-up, that is, by lower saddle weight 262 first hang and float, and do not form lower pressure to photovoltaic floating drum 23.And after maintenance personal completes to dismantle, that is, unclamp pulling force cucurbit 258, drive floating drum pressing down section 26 to sink using the weight of lower saddle weight 262 itself, floating drum pushes cover 265 and just covers photovoltaic Floating drum 23 is depressed into certain position by the top of floating drum 23, so as to by the impaired photovoltaic floating drum 23 dismantled from original The position come removes, and new photovoltaic floating drum is moved into and installed.
Fig. 5 is the structural schematic diagram for indicating replacement machine frame according to another embodiment of the invention.In conjunction with referring to figure 2B and Fig. 5, the crossbeam 255 and 256 for replacing machine frame 25 are for example provided with main shaft orientation hoop 259 in the position close to its end. Main shaft orientation hoop 259 is for example removably mounted on crossbeam 255 and 256 with screw, when maintenance personal is by floating drum more changing device When moving on to beside impaired photovoltaic floating platform, the photovoltaic that the main shaft orientation hoop 259 will be located at 23 both sides of photovoltaic floating drum can use Main shaft 211 is located on crossbeam 255 and 256, moreover, can make more when maintenance operation is carried out on the water surface of non-calmness Changing machine frame 25 will not for example move in maintenance operation on the water surface.Certainly, when being operated on the right up and down water surface, The main shaft orientation hoop 259 can also be save.It in another embodiment of the present invention, can also be with tools such as ropes temporarily by light Volt main shaft 211 is located on crossbeam 255 and 256.
Fig. 6 A is the signal for indicating a double main shaft anchor ears of floating drum in accordance with another embodiment of the present invention more changing device Figure, Fig. 6 B are the usage state diagrams of double main shaft anchor ears shown in Fig. 6 A.In conjunction with referring to Fig. 6 A and 6B, double main shaft anchor ears 60 include approximation In arc mobile jib portion 601 and set up the mounting portion 602 at 601 both ends of mobile jib portion separately.The two sides of mounting portion 602 are for example provided with Through-hole 6021 can dismantled when the column 227 of photovoltaic floating drum 23 is for example connected with the two photovoltaic main shafts 211 in left and right simultaneously It is damaged before photovoltaic floating drum, is first temporarily connected the photovoltaic main shaft 211 of 23 the right and left of floating drum with the double main shaft anchor ears 60 of a pair It is connected together.That is, after symmetrical two double main shaft anchor ears 60 are one in front and one in back embraced photovoltaic main shaft 23, such as bolt can be used Equal connectors connect two photovoltaic main shafts 23, and after thus it can be prevented that being damaged photovoltaic floating drum 23 is disassembled, floating drum is left The interim dislocation of right two photovoltaic main shafts.Certainly, in the case where replacement machine frame 25 is for example provided with main shaft orientation hoop 259, Double main shaft anchor ears 60 are also not necessary, especially the case where photovoltaic floating drum 23 only supports a photovoltaic main shaft 211 Under, which is dispensed.
Fig. 7 A is the schematic diagram for indicating floating drum pressing down section in accordance with another embodiment of the present invention, and Fig. 7 B is to indicate Fig. 7 A institute The working state figure of the floating drum pressing down section shown.In conjunction with referring to Fig. 7 A and 7B, which includes lower pressure rack 761, setting Floating drum below lower pressure rack 761 pushes cover 765, and the screw rod 767 of lower 761 top of pressure rack is arranged in.The upper end of screw rod 767 Such as it is movably installed at feed screw nut 768 on the attachment beam 257 of replacement machine frame 25, rotary screw nut 768 Screw rod 767 is moved up and down linearly, when screw rod 767 drives lower pressure rack 761 to move down, can be pushed and be covered by floating drum 765 are pressed into photovoltaic floating drum 23 under water.Compared with floating drum pressing down section 26 shown in Fig. 3, which is more suitable for cross The lower replacement machine frame 25 of beam 255,256 and 257 position of attachment beam.
Conclude a kind of photovoltaic floating drum replacing options waterborne according to the present invention below, it the following steps are included:
A. photovoltaic floating drum more changing device waterborne is moved to by photovoltaic floating drum side;
B. the connector between the photovoltaic floating drum and photovoltaic main shaft is disassembled;
C. the photovoltaic floating drum dismantled is pressed into the floating drum pressing down section underwater;
D. the photovoltaic floating drum dismantled is removed into photovoltaic array;
E. new photovoltaic floating drum photovoltaic array is moved into be placed under the floating drum pressing down section;
F. it promotes the floating drum pressing down section and is connect the new photovoltaic floating drum with the photovoltaic main shaft with connector.
Although the above describes the device and method of the application according to the preferred embodiment, this field is common Technical staff be appreciated that can also be to method described in this application and method the step of or sequence of steps using a variety of modifications, Concept, spirit and scope without departing from the application.In addition, modification can be made to disclosed device, and can be retouched from the application Multiple component subsystems are excluded or substituted in the component subsystems stated, and realize the same or similar result.It is common to this field The obvious all these similar alternatives and modifications of technical staff are considered as in this Shen being defined by the appended claims Within spirit please, range and concept.

Claims (10)

1. a kind of photovoltaic floating drum more changing device waterborne, including;
Replace machine frame comprising the crossbeam and attachment beam of pedestal and setting on the base;
Tooling floating platform is made of buoyancy object, the replacement machine frame to be erected on the water surface;And
Floating drum pressing down section is arranged below the attachment beam, underwater to be liftably pressed into the photovoltaic floating drum.
2. device as described in claim 1, which is characterized in that the floating drum pressing down section includes lower pressure rack and lower saddle weight, and The lower section of the lower pressure rack is arranged a floating drum and pushes cover.
3. device as described in claim 1, which is characterized in that the floating drum pressing down section includes lower pressure rack, is arranged in lower pressure rack The screw rod of top, and the floating drum being arranged in below lower pressure rack push cover.
4. device as described in claim 1, preceding to be characterized in that, main shaft orientation is provided on the crossbeam of the replacement machine frame Hoop.
5. device as described in claim 1, it is characterised in that further include a pair of main shaft anchor ear, double main shaft anchor ears include one To symmetrical mobile jib portion and set up the mounting portion at the mobile jib portion both ends separately.
6. a kind of photovoltaic floating drum replacing options waterborne, comprising the following steps:
A. photovoltaic floating drum more changing device waterborne is moved to by photovoltaic floating drum side, the photovoltaic floating drum more changing device includes: Replace machine frame comprising the crossbeam and attachment beam of pedestal and setting on the base;Tooling floating platform, by buoyancy articles At the replacement machine frame to be erected on the water surface;And floating drum pressing down section, it is arranged below the attachment beam, to Liftably the photovoltaic floating drum is pressed into underwater;
B. the connector between the photovoltaic floating drum and photovoltaic main shaft is disassembled;
C. the photovoltaic floating drum dismantled is pressed into the floating drum pressing down section underwater;
D. the photovoltaic floating drum dismantled is removed into photovoltaic array;
E. new photovoltaic floating drum photovoltaic array is moved into be placed under the floating drum pressing down section;
F. it promotes the floating drum pressing down section and is connect the new photovoltaic floating drum with the photovoltaic main shaft with connector.
7. method as claimed in claim 6, it is characterised in that further include before step b, with main shaft orientation hoop by the light Lie prostrate step of the main shaft orientation on the crossbeam of the replacement machine frame.
8. the method for claim 7, it is characterised in that further include after step f, by the main shaft orientation hoop from institute State the step of unloading on the crossbeam of replacement machine frame.
9. method as claimed in claim 6, it is characterised in that further include that will be connected to before step b with double main shaft anchor ears The photovoltaic main shaft anchor ear of the floating drum two sides together the step of.
10. method as claimed in claim 9, it is characterised in that further include after step f, by double main shaft anchor ears from institute State the step of unloading on photovoltaic main shaft.
CN201710599707.2A 2017-07-21 2017-07-21 Photovoltaic floating drum more changing device and replacing options waterborne Pending CN109278934A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710599707.2A CN109278934A (en) 2017-07-21 2017-07-21 Photovoltaic floating drum more changing device and replacing options waterborne

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710599707.2A CN109278934A (en) 2017-07-21 2017-07-21 Photovoltaic floating drum more changing device and replacing options waterborne

Publications (1)

Publication Number Publication Date
CN109278934A true CN109278934A (en) 2019-01-29

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ID=65185158

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710599707.2A Pending CN109278934A (en) 2017-07-21 2017-07-21 Photovoltaic floating drum more changing device and replacing options waterborne

Country Status (1)

Country Link
CN (1) CN109278934A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115158570A (en) * 2022-08-17 2022-10-11 武汉汉源既济电力有限公司 Overwater photovoltaic buoy replacing device and replacing method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115158570A (en) * 2022-08-17 2022-10-11 武汉汉源既济电力有限公司 Overwater photovoltaic buoy replacing device and replacing method
CN115158570B (en) * 2022-08-17 2024-06-25 武汉汉源既济电力有限公司 Device and method for replacing photovoltaic pontoon on water

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Application publication date: 20190129