CN109779332A - A kind of construction technology of mountainous region complicated landform photo-voltaic power generation station - Google Patents
A kind of construction technology of mountainous region complicated landform photo-voltaic power generation station Download PDFInfo
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- CN109779332A CN109779332A CN201811625160.XA CN201811625160A CN109779332A CN 109779332 A CN109779332 A CN 109779332A CN 201811625160 A CN201811625160 A CN 201811625160A CN 109779332 A CN109779332 A CN 109779332A
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Abstract
The invention discloses a kind of construction technology of mountainous region complicated landform photo-voltaic power generation station, which is (S1) levelling of the land, line setting；(S2) foundation bolt positions, and installs photovoltaic sheet pile foundation Steel Structure；(S3) installation of photovoltaic board mount and correction: photovoltaic panel is mounted on photovoltaic sheet pile foundation Steel Structure, and the setting angle of the adjustment photovoltaic panel of the movable support by connecting simultaneously with photovoltaic panel and Steel Structure；(S4) header box and inverter are installed on photovoltaic sheet pile foundation Steel Structure；(S5) cable connection laying；(S6) Networking Debugging is run: being debugged and is successfully then carried out trial operation, to reach acceptance criteria；It is debugging failed, failure is handled, re-starts Networking Debugging after the completion of processing, until debugging successfully.Through the above scheme, invention achieves the purposes that photo-voltaic power generation station can be set up in Complex Mountain environment, have very high practical value and promotional value.
Description
Technical field
The invention belongs to photovoltaic power generation station equipment installing areas, in particular, being to be related to a kind of mountainous region complicated landform photovoltaic
The construction technology in power station.
Background technique
Since the new century, solar photovoltaic industry has become the world today's one of new industry of greatest concern.Light
Volt power generation is to effectively absorb solar radiation energy using solar energy and semi-conductor electronic device, and transform into the straight of electric energy
Generation mode is connect, is the solar power generation mode of current mainstream.Photovoltaic power generation does not need fuel, and no gas discharge belongs to " green
Color " industry has the characteristics that pollution-free, safety, the long-life, maintenance is simple, never exhausted and resource distribution is extensive for resource, is recognized
To be 21 century most important new energy, it can be widely applied to space flight, communication, the energy, agricultural, office facility, traffic and the people
The fields such as residence.
Xingshan County mouth of a gorge town Yang Daohe 20MW agriculture light complementation photovoltaic poverty alleviation power station project is located at Xingshan County mouth of a gorge town Yang Daohe
The mountain top Wei Jiashan, 1300 meters of height above sea level, construction scale be 20MWp parallel networking type solar photovoltaic electricity generation system, take up an area 500 mu, including
Solar photovoltaic generation system and corresponding mating online facility, all using fixed solar panel array form.?
Under the MODEL OVER COMPLEX TOPOGRAPHY of mountainous region, to the construction survey, photovoltaic panel foundation construction, earthed system of photovoltaic DC field are laid, cell board connects
Enter system and operation debugging etc. and bring great quality control on construction problem, therefore how to realize under the complicated landform of mountainous region
The problem of installation to photo-voltaic power generation station is those skilled in the art's urgent need to resolve.
Summary of the invention
The purpose of the present invention is to provide a kind of construction technologies of mountainous region complicated landform photo-voltaic power generation station, mainly solve existing
It is difficult that mountain topography complexity present in technology leads to problems such as photovoltaic panel foundation construction difficulty, earthed system lay.
To achieve the goals above, The technical solution adopted by the invention is as follows:
A kind of construction technology of mountainous region complicated landform photo-voltaic power generation station, the construction technology are as follows:
(S1) levelling of the land, line setting: by analyze determining place to unmanned plane imaging, and to place into
Row is smooth, then selects the position and unwrapping wire path of unwrapping wire；
(S2) foundation bolt positions, and install photovoltaic sheet pile foundation Steel Structure: in unwrapping wire position, mounting foot bolt is determined
Position, and photovoltaic sheet pile foundation Steel Structure is mounted on foundation bolt and is fixed；
(S3) photovoltaic board mount installation and correction: photovoltaic panel is mounted on photovoltaic sheet pile foundation Steel Structure, and by with
The setting angle for the movable support adjustment photovoltaic panel that photovoltaic panel and Steel Structure connect simultaneously；
(S4) header box and inverter are installed on photovoltaic sheet pile foundation Steel Structure；
(S5) cable connection laying；
(S6) Networking Debugging is run: being debugged and is successfully then carried out trial operation, to reach acceptance criteria；It is debugging failed then to therefore
Barrier is handled, and re-starts Networking Debugging after the completion of processing, until debugging successfully.
Further, photovoltaic sheet pile foundation Steel Structure process flow in the step (S2) are as follows:
(S21) position of city's roads photovoltaic sheet pile foundation Steel Structure, and pass through the middle line of photovoltaic sheet pile foundation Steel Structure
Positioning；
(S22) it drills and places steel reinforcement cage in it；
(S23) ground face die plate is placed in steel reinforcement cage periphery；
(S24) casting concrete in ground face die plate；
(S25) in ground face die plate periphery placing embedded parts；
(S26) form removal and concrete is conserved.
Further, the installation of photovoltaic board mount and correction process process in the step (S3) are as follows:
(S31) installation positioning is carried out by the axis that the axis of photovoltaic board mount is directed at photovoltaic sheet pile foundation Steel Structure；
(S32) size of photovoltaic sheet pile foundation Steel Structure is checked；
(S33) photovoltaic board mount is mounted on photovoltaic sheet pile foundation Steel Structure；
(S34) to stationarity, mounting height and the inclination of mounted photovoltaic sheet pile foundation Steel Structure and photovoltaic board mount
Angle is tested, and test passes carry out in next step, and test failure then continues adjustment installation, until carrying out down after test passes
One step；
(S35) in the upper surface installation photovoltaic component of photovoltaic board mount.
Further, installation header box and inverter process flow in the step (S4) are as follows:
(S41) open box to check is carried out to need header box to be mounted and inverter；
(S42) by after passed examination header box and inverter be lifted on photovoltaic board mount；
(S43) header box and inverter are installed in corresponding equipment, and carry out cable connection, while checking that circuit is matched
Line；
(S44) test adjustment is carried out to header box and inverter, and power transmission is checked and accepted.
Specifically, cable connection laying process flow in the step (S5) are as follows:
(S51) mounting groove for laying horizontal grounding net is dug；
(S52) it is first put into backbone, is then placed in branch line, and weld to backbone and branch line；
(S53) quality testing carried out to the earth mat that is welded, at the same to detection there are the problem of handle；
(S54) mounting groove is backfilled, while accesses ground resistance.
Compared with prior art, the invention has the following advantages:
The present invention is lost by carrying out analyzing determining place to unmanned plane imaging so as to avoid artificial sampling bring
Accidentally, while it is smooth to place progress, the position and unwrapping wire path of selection unwrapping wire are then cooked up, is carried out according to the position cooked up
The positioning of foundation bolt fixes foundation bolt according to construction requirement, then fixed on foundation bolt by way of being spirally connected
Photovoltaic sheet pile foundation Steel Structure, while photovoltaic board mount being installed on Steel Structure, and adjust the mounting inclination angle of photovoltaic board mount
Degree and stationarity, lay photovoltaic panel after reaching requirement, and lay by way of digging groove to cable, the depth of groove
Degree meet construction requirement, by photovoltaic panel conversion electric energy by installation inverter be transmitted in header box, and by with confluence
The electric energy that photovoltaic panel is converted is transmitted in distribution box by the cable of case connection, and the present invention is overcoming photo-voltaic power generation station with a varied topography
In the case where, entire construction is completed well, builds photo-voltaic power generation station in complicated landform to realize.
Detailed description of the invention
Fig. 1 is construction flow chart of the invention.
Fig. 2 is photovoltaic sheet pile foundation Steel Structure process flow chart of the invention.
Fig. 3 is the installation of photovoltaic board mount and correction process flow chart of the invention.
Fig. 4 is header box of the invention and inverter process flow chart.
Fig. 5 is cable connection laying process flow chart of the invention.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples, and embodiments of the present invention include but is not limited to
The following example.
Embodiment
As shown in Figures 1 to 5, a kind of construction technology of mountainous region complicated landform photo-voltaic power generation station, the construction technology are as follows:
One, levelling of the land, line setting:
Carry out imaging of taking photo by plane using unmanned plane, to Aerial Images carry out computer for analysis, select suitable unwrapping wire mode and
Unwrapping wire path.After the completion of photovoltaic panel foundation location unwrapping wire, recycles unmanned plane to carry out unwrapping wire and position imaging analysis, to fixed
Position position carries out checking computations review.
Two, foundation bolt positions, and installs photovoltaic sheet pile foundation Steel Structure:
1, according to the regular size of photovoltaic sheet pile foundation Steel Structure, a foundation bolt positioning device is designed.Foundation bolt
Maximum height be 1 meter, device side and photovoltaic sheet pile foundation Steel Structure spacing consider template, frame pipe, fastener and template construction
Minimum allowable range (300mm) and topnotch adjustable range be 100mm.
2, construction point
(1) measurement and positioning
By construction group measurement and positioning list out, work is then measured according to positioning, laser range finder, theodolite is applied alone, from measurement base
Draw photovoltaic sheet pile foundation Steel Structure central axis and absolute altitude control line on gauze, this control line repetition measurement on inspection confirms nothing
Accidentally rear can be used, and make its specific location according further to design bolt, the center of embedded part and absolute altitude.
(2) bracket is installed
Fixed bracket should be first installed before bolt installation.The relative elevation point on fixed bracket upright post upslide, bottom should weld
It connects reliable, it is necessary to establish one's own system, with fixing frame of formworks, reinforcing bar fixed frame etc. is completely separable, and fixed frame should have enough rigidity
And stability.
(3) bolt, embedded part are placed and is fixed temporarily
After fixed frame installs, with regard to carrying out bolt installation, bolt first should fix center according to position line when installing, then
Absolute altitude is adjusted, and by scheme requirement temperature pier.
(4) repetition measurement and last fixation
Bolt is carried out the adjustment of axis and absolute altitude again by measurement work theodolite and level meter to bolt after placing, through examining
It looks into after reaching requirement, then bolt lower part is welded fixation.Meanwhile both direction is welded with bridging and gives in length and breadth to bolt fixed frame
Reinforce.
Three, the installation of photovoltaic board mount and correction:
1, foot-piece is installed
(1) installation of steel strut, steel strut answer it is vertically-mounted, with the good combination of concrete.When connecting channel steel bottom frame, channel steel bottom
The diagonal error of frame is not more than ± 10mm, examines bottom beam (point front and back crossbeam) and fixed block.Such as find front and back crossbeam because of transport
It causes to deform, should first be straightened front and back crossbeam；
The specific method is as follows:
Steel strut is first distinguished according to drawing by front and back, the pre-buried iron plate of steel strut footing and basis is welded, then at anti-corrosion
Reason should be noted that surface should be placed on photovoltaic station by connecting rod when installing connecting rod further according to the connecting rod of drawing installation branch intercolumniation
Outside, and screw is screwed onto six points tightly；
(2) front and back crossbeam is distinguished according to drawing, in order to avoid loaded in mixture；
(3) forward and backward fixed block is separately mounted on the crossbeam of front and back, is paid attention to bolt fastening not；
(4) bottom beam installation before and after bracket, forward and backward crossbeam is placed on steel strut, connects bottom cross beam, and will with level meter
Bottom cross beam levels straightening, and bottom beam and steel strut are fixed；
(5) after having leveled front and rear beam, then all fastened by screw, all screws first should be screwed onto eight points tightly by when fastening screw
Afterwards, front and rear beam is corrected again.It is fastened one by one again after qualification；
(6) after entire steel strut installation, cement slurry should be carried out to steel strut bottom and concrete contact surface and fills out filling, tie it closely
It closes.
2, crossbeam, fixed frame installation
(1) the installation subarray of fixed frame, which combines, completes, and is tentatively straightened and is fixed；
(2) first tentatively in place according to bottom beam in mounting and fixing support, after in place, then pass through crossbeam, cross-arm adjusting bolt tune
Its whole verticality.
3, after completing a single photovoltaic board mount installation, the accurate correction of frame, the correction side of fixed frame is fixed
Method is that the corner post of first accurate school unit, as benchmark frame, benchmark frame of being then subject to again is corrected；
The correction of benchmark frame, using theodolite bidirectional correcting in 90 °, the correction of other framves is fallen using drawing steel wire and messenger wire
Method correction, timing should meet positioning and vertical requirement simultaneously；
The calibration standard of fixed frame are as follows:
Verticality≤H/1000；Axis shift≤5mm；Absolute altitude deviation≤± 3mm.
After preliminary corrections meet the requirements, bottom beam in place, crossbeam, supporting member, cross-arm are formed into frame.Re-calibrate qualification
Afterwards, bolt fastening is carried out.
In strict accordance with the requirement organizing construction of Construction of Steel Structure and acceptance specification (GB50205).Strictly meet design drawing
The requirement of bracket setting angle.
4, photovoltaic module is installed
(1) before mounting assembly, each solar panel battery component should check according to component parameter and test its parameter number
Value should meet product export index, test open-circuit voltage；
(2) all solder joints are fully welded, weld meets welding requirements.Weld no-sundries are handled, while making preservative treatment；
(3) measurement photovoltaic panel open-circuit voltage in the sun, solar panel output end with mark is positive and negative to coincide, solar panel is just
Surface glass flawless and damage, the back side is without scratch burr etc.；
(4) hole site is reserved according to basic stand column channel steel, places photovoltaic panel, is crimped using briquetting；
(5) solar components are installed in strict accordance with drawing requirement, are fixed by bolts on bracket inclined-plane.
Four, header box and inverter are installed on photovoltaic sheet pile foundation Steel Structure:
1, inverter is installed using string type, and natural heat dissipation realizes being environmentally isolated for inside and outside, is maintained at dustless and is stablized
Environment in run
2, inverter is installed
(1), channel steel is installed
A, the prefabricated processing U-steel frame of size provided by drawing, inverter technology data, and brush antirust paint does preservative treatment
B, installation tolerance is as shown in table 1 below:
1 inverter of table installs tolerance reference table
C, channel steel and ground wire connect: the zinc-coated flat steel sheet that structure is introduced and fashioned iron both ends are welded, and weld length is the 2 of band steel
Times, then brush twice antirust paint.
(2), inverter cabinet surely fills
A, inverter cabinet is installed: arranging by design drawing and inverter cabinet is put on No. 8 channel steels, then fix by cabinet installation
Bolt sizes draw position, are drilled with electric drill；
B, after cabinet body is in place and levelling, cabinet body and No. 8 channel steels are fixed；
C, inverter cabinet body is grounded: inverter cabinet is individually connect with ground connection main line；
D, the paint layer of inverter cabinet is answered complete, not damaged.
Five, cable connection laying:
1, compound grounded screen and interior of the whole audience grounded screen in power station based on horizontal grounding objects, supplemented by vertical grounding electrode connect
Ground main line, ground outlet are constituted.
2, grounded screen is constructed
(1) before horizontal grounding net laying, it is desirable that Quality Inspector conscientiously checks cutting depth, and makes a record；
(2) sequence of construction: first putting backbone, after put branch line；
(3) the band steel lap of splice is not less than 2 times of width of band steel, and welding and assembling height is with band steel thickness, and no less than three faces are welded
It connects；
(4) grounded screen main line should be linked to be closed shape；
(5) when band steel intersects overlap joint, it is desirable that the band steel in a direction is bent up to the length of no less than 2 times band steel width,
Then it is welded together with the band steel of other direction；
(7) it should answer straight and even and free of discontinuities weld seam that must not have folder the dirt removal of band steel end outer surface, weld seam before welding
Situations such as slag bubble is lack of penetration place and undercut；
(8) vertical grounding electrode is constructed, and the stringent size and location for pressing photovoltaic array area ground plane layout drawing are used by root
Piling method be driven underground (if be unable to satisfy design requirement because of the depth that earthing pole is driven underground caused by geological problem, can be in week
It is embedded to enclose the appropriate location place Ling Huan).It requires to be higher by 80~100mm of band steel when squeezing into weld with horizontal grounding net band steel；
(9) reliable in order to connect when vertical grounding electrode and grounded screen band steel weld, except in the weldering of its three side of contact site two sides
Connect it is outer, and should arc ((or right angle by the clamp of steel band embowment (or square) or directly to be curved by steel band itself
Shape) it is welded with angle steel.
3, assembly support is grounded
(1) by adding gasket banding in photovoltaic array grounding assembly and pile foundation horizontal grounding net junction, guarantee flat
Steel comes into full contact with cuffs, and all earth taps elevate above the soil 30CM, and spiral shell is used in the connection of earth tap and equipment ground terminal
It tethers and connects and lock washer should be added, it is ensured that the running quality and stabilization of earthed system；
(2) photovoltaic module support is connected with main grounding grid: being carried out using 40 × 4mm Hot-dip zinc-coated flat steel sheet with main grounding grid mode
Welding, it is desirable that the lap of splice is not less than 2 times of band steel width, and when welding, according to on-site actual situations, band steel is curved appropriate arc
Shape, close proximity to ground；
(3) it is connected between photovoltaic module support: shares 2 kinds of modes:
A, a groove, trench depth and width are dug between the pile foundation of assembly support basis carry out safety will connect band steel
Subject to landfill.It is reliably welded between assembly support steel column using 40 × 4mm Hot-dip zinc-coated flat steel sheet, the lap of splice is not less than band steel width
2 times.Along foundation pile base downward bending after band steel welding, it is embedded in groove.
B, it is bridged between assembly support using 40 × 4mm Hot-dip zinc-coated flat steel sheet, welding position is located at number on assembly support
Second crossbeam requires when welding the lap of splice to be not less than 2 times of band steel width.Band steel should be carried out according to level height between crossbeam
Adjustment guarantees neat appearance between assembly support.
Ground line turning traditional method is horizontal and vertical two band steel right angles overlap joint, and oblique piece band steel of overlap joint is protected
The reliable interface for demonstrate,proving welding, makes bend part using the curved row's machine (existing apparatus) of hand operated hydraulic bus, bend part is in
Arc, according to used grounding flat steel specification, using suitable bending mould, bending suitable arc, to found curved peace curved, greatly
Technique perception effect is improved greatly, faying surface requirement had both been met, and had decreased welding capacity, and saved material and (saved oblique
Flat bar stock), while also eliminating the welding slag cleaning after welding, the work such as mopping greatly improve construction efficiency.
Six, Networking Debugging is run:
1, grid-connected trial operation step
Finished in grid-connected preparation, and confirm it is errorless after, can start to carry out grid-connected debugging:
(1) it closes inverter grid side front end to be spaced apart, with oscillograph or power quality analyzer measurement voltage on line side and frequency
Whether rate meets grid-connected inverters requirement.And observe liquid crystal display and measured value it is whether consistent (it is such as inconsistent, and error is larger,
Then need verification parameter setting whether consistent with required parameter, such as the two is consistent, and show value and measured value error are larger, then
Processing need to be re-scaled)；
(2) in the case where network voltage, frequency are all satisfied grid-connected requirement, one is arbitrarily closed to two-way solar energy header box
The DC power distribution cabinet for being directly spaced apart, and closing response is spaced apart and inverter is spaced apart, and observes inverter state；Measure DC voltage value
With liquid crystal indicating value it is whether consistent (it is such as inconsistent, and error is larger, then need verification parameter setting whether with required parameter one
It causes, such as the two is consistent, and show value and measured value error are larger, then need to re-scale processing)；
(3) alternating current and direct current is all satisfied the condition of being incorporated into the power networks, and inverter is without any exception, can be with " fortune on point touching screen
Row " icon and determination, starting grid-connected inverters operation, and DC current, ac output current are detected, compare measured value and liquid crystal
Whether show value is consistent；Whether normal measure three-phase output current wave, whether machine operation is normal；
(4) after equipment operates normally, power limit, start and stop, emergency shutdown, safety can be verified under this power rating
The functions such as door switch.
(5) after above functions verifies completion and no problem, DC input power is stepped up (it is contemplated that increasing separately
10%, 25%, 50%, 75%, 100% power points)；
(6) after each power points operation meets the requirements more than, preliminary trial operation debugging is finished.
2, grid-connected detection
(1) system setting and wiring
The system wiring and equipment of grid-connected photovoltaic power generation system, which are matched, to be checked to system design drawing and configuration equipment list
Set the design specification that should meet low-voltage power system design specification and solar photovoltaic generation system.
Connection place is provided with the apparent separation with mark between grid-connected photovoltaic power generation system and power grid, and passes through change
Depressor carries out electrical isolation to separation.
(2) lightning protection
Check whether the ground line of solar cell array securely connect with lightning protection line, it is ensured that solar cell array ground connection
Net lightning protection measures are reliable.
(3) working characteristics is tested
The generated output (voltage) of adjustment (simulation) solar cell array reaches setting value and after certain time-delay, grid-connected light
Photovoltaic generating system starts the operation that is connected to the grid；Adjust the generated output (voltage) of (simulation) solar cell array simultaneously lower than setting value
After certain time-delay, grid-connected photovoltaic power generation system stops running with grid disconnection；Starting/stopping action value should meet design document
Requirement.The starting and stopping of grid-connected photovoltaic power generation system should meet power (voltage) value of design and confirm through certain time-delay
After act, prevent Fraquent start and stop phenomenon.
(4) AC power source tracks
The voltage and frequency for adjusting (simulation) power grid change within the specified scope, observe the output of grid-connected photovoltaic power generation system
This variation, and stable operation can be tracked.When network voltage and frequency change within the set range, grid-connected photovoltaic power generation system
The variation of network voltage and frequency, stable operation should can be traced in the output of system.Output AC power, ac output current (high order
Harmonic wave), power factor should meet design value.
(5) efficiency test
In grid-connected photovoltaic power generation system output when within 25%, 50%, the 100% of rated value, deviation ± 10%, measurement
The dc power of solar cell array output and the AC power of system output, calculate transfer efficiency, Ying Fuhe design requirement.
(6) voltage and current aberration rate
With harmonic measuring instrument in grid-connected photovoltaic power generation system output 50% and 100%, measurement solves the voltage at point arranged side by side
With current total harmonic distortion rate and each harmonic containing ratio.Grid-connected photovoltaic power generation system should not cause network voltage wave at runtime
The excessive distortion of shape, and/or cause to inject the excessive harmonic current of power grid.The voltage total harmonic distortion factor limit value in rated output
5%, each harmonic voltage containing ratio limit value 3%, in 50% and 100% rated output, current total harmonic distortion rate limit value is
5%, individual harmonic current containing ratio limit value is 3%.
(7) voltage unbalance factor (only three-phase is exported)
With voltmeter in grid-connected photovoltaic power generation system output 50% and 100%, measurement solves the three-phase output at point arranged side by side
Voltage.The operation of photovoltaic system (only exporting to three-phase), non-equilibrium among three phase voltages index meet GB/T15543-1995 rule
It is fixed.Three-phase voltage at power grid points of common connection (PCC) allows degree of unbalancedness permissible value to be 2%, must not exceed 4% in short-term.
Above-described embodiment is merely a preferred embodiment of the present invention, and it is not intended to limit the protection scope of the present invention, as long as using
Design principle of the invention, and the non-creative variation worked and made is carried out on this basis, it should belong to of the invention
Within protection scope.
Claims (5)
1. a kind of construction technology of mountainous region complicated landform photo-voltaic power generation station, which is characterized in that the construction technology are as follows:
(S1) line setting: levelling of the land by carrying out analyzing determining place to unmanned plane imaging, and carries out place flat
It is whole, then select the position and unwrapping wire path of unwrapping wire；
(S2) foundation bolt positions, and install photovoltaic sheet pile foundation Steel Structure: in unwrapping wire position, mounting foot bolt is positioned, and
Photovoltaic sheet pile foundation Steel Structure is mounted on foundation bolt and is fixed；
(S3) photovoltaic board mount installation and correction: photovoltaic panel is mounted on photovoltaic sheet pile foundation Steel Structure, and by with photovoltaic
The setting angle for the movable support adjustment photovoltaic panel that plate and Steel Structure connect simultaneously；
(S4) header box and inverter are installed on photovoltaic sheet pile foundation Steel Structure；
(S5) cable connection laying；
(S6) Networking Debugging is run: being debugged and is successfully then carried out trial operation, to reach acceptance criteria；It is debugging failed then to failure into
Row processing, re-starts Networking Debugging after the completion of processing, until debugging successfully.
2. a kind of construction technology of mountainous region complicated landform photo-voltaic power generation station according to claim 1, which is characterized in that described
Photovoltaic sheet pile foundation Steel Structure process flow in step (S2) are as follows:
(S21) position of city's roads photovoltaic sheet pile foundation Steel Structure, and positioned by the middle line of photovoltaic sheet pile foundation Steel Structure；
(S22) it drills and places steel reinforcement cage in it；
(S23) ground face die plate is placed in steel reinforcement cage periphery；
(S24) casting concrete in ground face die plate；
(S25) in ground face die plate periphery placing embedded parts；
(S26) form removal and concrete is conserved.
3. a kind of construction technology of mountainous region complicated landform photo-voltaic power generation station according to claim 2, which is characterized in that described
The installation of photovoltaic board mount and correction process process in step (S3) are as follows:
(S31) installation positioning is carried out by the axis that the axis of photovoltaic board mount is directed at photovoltaic sheet pile foundation Steel Structure；
(S32) size of photovoltaic sheet pile foundation Steel Structure is checked；
(S33) photovoltaic board mount is mounted on photovoltaic sheet pile foundation Steel Structure；
(S34) to stationarity, mounting height and the tilt angle of mounted photovoltaic sheet pile foundation Steel Structure and photovoltaic board mount
It is tested, test passes carry out in next step, and test failure then continues adjustment installation, until carrying out after test passes next
Step；
(S35) in the upper surface installation photovoltaic component of photovoltaic board mount.
4. a kind of construction technology of mountainous region complicated landform photo-voltaic power generation station according to claim 3, which is characterized in that described
Installation header box and inverter process flow in step (S4) are as follows:
(S41) open box to check is carried out to need header box to be mounted and inverter；
(S42) by after passed examination header box and inverter be lifted on photovoltaic board mount；
(S43) header box and inverter are installed in corresponding equipment, and carry out cable connection, while checking circuit wiring；
(S44) test adjustment is carried out to header box and inverter, and power transmission is checked and accepted.
5. a kind of construction technology of mountainous region complicated landform photo-voltaic power generation station according to claim 4, which is characterized in that described
Cable connection laying process flow in step (S5) are as follows:
(S51) mounting groove for laying horizontal grounding net is dug；
(S52) it is first put into backbone, is then placed in branch line, and weld to backbone and branch line；
(S53) quality testing carried out to the earth mat that is welded, at the same to detection there are the problem of handle；
(S54) mounting groove is backfilled, while accesses ground resistance.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110677098A (en) * | 2019-10-14 | 2020-01-10 | 襄阳楚云新能源有限公司 | Photovoltaic energy storage device installation method |
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