CN102290742A - Tension stringing construction technology - Google Patents
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- CN102290742A CN102290742A CN201110248988XA CN201110248988A CN102290742A CN 102290742 A CN102290742 A CN 102290742A CN 201110248988X A CN201110248988X A CN 201110248988XA CN 201110248988 A CN201110248988 A CN 201110248988A CN 102290742 A CN102290742 A CN 102290742A
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Abstract
The invention discloses a tension stringing construction technology comprising the following steps: 1, performing construction preparation: preferentially selecting a tow field and clearing a construction channel after passing the crimping test of wires and earth wires; 2, performing synchronous spreading: adopting two one-pull-four stretching and tensioning machine sets to synchronously spread same-phase eight bundled sub-wires, and matching with a suspended five-wheel paying-off pulley; 3, spreading a pulling rope and a wire, performing tension paying off, and temporarily anchoring in the paying off process; 4, performing span construction: erecting a span frame, spreading a leading rope in the air for paying-off operation; and 5, performing wire crimping, tightening the wire and observing the sag and anchor line, thus finishing the whole construction. By utilizing the tension stringing construction technology provided by the invention, the wastes of labor power and time are reduced, the construction efficiency is effectively improved, the construction equipment of the existing line is fully used, the investment of equipment is reduced, and simultaneously the safety is improved.
Description
Technical field
The present invention relates to power transmission and transformation power line construction technology, relate in particular to construction under tension stringing technology in a kind of extra high voltage line.
Background technology
Because 1000kV extra high voltage line engineering adopts 8 bundle conductors, its payingoff construction at home and abroad still rawness can follow, the 1000kV extra high voltage line is carried electric security requirement height, in the work progress, determining of stringing construction plan, choice of equipment, the suspension of releasing pulley, each technology construction procedure such as lead wire and earth wire crimping, all the construction quality to integral body produces very big influence, the present invention relies on ultra high voltage proving ground, 1000kV Wuhan, each step construction technology is carried out repeatedly test, in analytical test structure and process of the test, sum up whole construction technology, condensed a large amount of fruits of mental labor.
Summary of the invention
The objective of the invention is to solve the problem that exists in the above-mentioned background technology, propose a kind of construction under tension stringing technology in the extra high voltage line that is applicable to, its technical scheme is as follows:
Construction under tension stringing technology may further comprise the steps:
1., preparation of construction: after carrying out the crimping pass the test of lead, ground wire, choose the stretching field according to qualifications, cleaning construction passage;
2., synchronously exhibition is put: adopt two covers " leads four " to open to lead unit exhibition synchronously and put homophase eight oidiospore leads, supporting suspension five wheel line tackles;
3., the exhibition put pull rope, spreading conducting wire, tension stringing, face anchor in the unwrapping wire process;
4., cross over construction, set up crossing frame, unsettled spreading guiding rope carries out the unwrapping wire operation;
5., the crimping lead, carry out stringing, observation sag, anchor, finish whole construction.
Further, also comprise that in step the distance of quantity, the leap of bid section quantity according to construction line, path, iron tower base selects the specification and the parameter of the specifications and models of lead wire and earth wire and pull rope, guiding rope in 1..
Further, step 2. in, described five wheel line tackles are that composite type kiss-coating five is taken turns the lead releasing pulley, composite type five is taken turns the wheel connection rated load of lead releasing pulley and is led four traction limps greater than one of 180KN, one leads the four line line lifters that four traction limps connect 4 * 50KN, and every phase line lifter is divided into two groups of simultaneous operations and promotes.
In technique scheme, the yoke plate that described two five wheel line tackle utilizations connect successively hangs with parallel link plate, hangs two five simultaneously and take turns unwrapping wire below insulator string.
In technique scheme, two five wheel line tackles difference bottom installing connecting rods make two coasters become as a whole on tangent tower, are connected with steel wire rope between five wheel line tackles and body of the tower; Two five wheel line tackle hangs are on strain tower, take four combining forms, first group of five wheel line tackle in five wheel line tackles of both sides phase hangs on the hanging point master material, use support iron to support between two five wheel line tackles, on the interim hanger of strain tower iron tower, hang second group of five wheel line tackle of both sides phase, one group of five wheel line tackle of middle phase is hung on the hanging point, and another is organized five wheel line tackles and is hung on the interior angle side master material.
Further, step 3. in, in the described tension stringing process, order is put in the exhibition of ground wire: at first adopting the propeller-parachuting exhibition to put diameter of phi is the high-strength caprone cable of 3.5mm, it is 8 millimeters Di Nima rope that diameter of phi is put in artificial then exhibition, and it is square that profile is put in last exhibition successively and the length of side is anti-steel wire rope and the optical cable turned round of 15mm.
Further, step 3. in, exhibition is when putting pull rope, the maximum tension of pull rope is less than 25kN, the Tension Control of tension force car is between every pull rope 16～18kN.
Further, step 3. in, during spreading conducting wire, the maximum tension of single conductor is less than 18kN, total tension force of tension force car is between 40～72kN, the tractive effort that leads car greatly is 94kN～96kN.
Further, step 3. in, in the described tension stringing process, order is put in the exhibition of lead: at first adopting the propeller-parachuting exhibition to put diameter of phi is the high-strength caprone cable of 3.5mm, it is 8 millimeters Di Nima rope that diameter of phi is put in artificial then exhibition, and to put profile be square and the length of side is the anti-steel wire rope of turning round of 15mm in exhibition again, carry out the branch rope after, it is square that profile is put in the machinery exhibition and the length of side is 24 pull ropes, adopts 2 * " one leads four " mode machinery spreading conducting wire then.
Again further, step 4. in, in the described leap work progress, when crossing over thing and be the 10kV power line, upwards the assembly unit group is upright piecewise manually to carry out the high-altitude, adopts the lifting rope manpower to lift standard film; When the leap thing is the 35kV power line, take the cable transition, guarantee unwrapping wire operation power failure operation; Crossing over thing is the Class II highway place, sets up the construction of window formula crossing frame.
The construction under tension stringing technology of the present invention's design, in the preparation of construction stage, the device parameter that choose reasonable is used has reduced manpower, waste of time, has effectively improved efficiency of construction; Adopt the mode of putting of opening up synchronously, make full use of the construction equipment of existing line, reduced the investment of equipment; At two arse processing connecting rods, make two coasters become as a whole in the concrete work progress, prevent that coaster from taking place to take a step relatively in the unwrapping wire process; Between coaster and body of the tower, connect steel cable, solved the problem of taking a step of coaster; The technical process that pull rope, spreading conducting wire, tension stringing are put in exhibition has guaranteed the reliability of constructing, and makes each step of construction quality controllable, has improved efficiency of construction; Cross over the process of construction and select suitable crossing frame construction, improved fail safe and efficiency of construction according to the parameter of crossing over thing.
The present invention has satisfied the requirement of standardized construction fully, can be used for instructing the standardized construction of 1000kV AC extra high voltage transformer station overhead wire, for the construction of ultra high voltage experiment and demonstration engineering safety, raising work efficiency, realization environmental objective provide technical support, also for using lead construction of the same type to have great reference value and directive significance in domestic other ultra high voltage project from now on.
Description of drawings
Fig. 1 is the overall construction flow chart of the present invention;
Fig. 2 is the detailed construction procedure of invention;
Fig. 3 is the limp connection layout in the unfolding conductor process, and among the figure, the square line of 1-and the length of side are the anti-steel wire rope of turning round of 24mm, 2-180KN circulator, 3-limp, 4-80KN circulator, the anti-steel wire rope, 6-80KN circulator turned round of 5-20.
Embodiment
The present invention is described in further detail below in conjunction with drawings and Examples.
1., preparation of construction the step of construction under tension stringing technology is consulted shown in Figure 1ly, may further comprise the steps:: after carrying out the crimping pass the test of lead, ground wire, choose the stretching field according to qualifications, cleaning construction passage; 2., synchronously exhibition is put: adopt two covers " leads four " to open to lead unit exhibition synchronously and put homophase eight oidiospore leads, supporting suspension five wheel line tackles; 3., the exhibition put pull rope, spreading conducting wire, tension stringing, face anchor in the unwrapping wire process; 4., cross over construction, set up crossing frame, unsettled spreading guiding rope carries out the unwrapping wire operation; 5., the crimping lead, carry out stringing, observation sag, anchor, finish whole construction.
Specific embodiment
As embodiment, describe construction technology of the present invention with the test of 1000kV AC extra high voltage proving ground in detail.
1, before the construction
Select the specification and the parameter of the specifications and models of lead wire and earth wire and pull rope, guiding rope according to the distance of the quantity of the bid section quantity of construction line, path, iron tower base, leap, consult shown in Figure 2ly, carry out detail design and calculate main mechanical and the parameter of determining this engineering in the back and select as follows:
1. main hauling machine rated drawbar pull [P]:
Level land section: P 〉=mKpTp=4 * 0.2 * 119.50=95.60kN
Mountain region section: P 〉=mKpTp=4 * 0.3 * 119.50=143.40kN
Select 180～250KN master hauling machine.
2. the specified braking tension force of main tensioner single line [T]:
Level land section: T=KtTp=0.12 * 119.50=14.34kN
Mountain region section: T=KtTp=0.18 * 119.50=21.51kN
Select two 4 * 50KN, four stretching machines combinations.
3. the minimum Fracture Force Qp of pull rope:
Qp 〉=3/5mTp=3/5 * 4 * 119.50=286.80kN, selecting aggregate breaking force Qp=310kN, specification is that profile is square and the length of side is 24 the no knob steel wire rope main pull rope (newly purchasing) for this engineering.
4. guide rope minimum Fracture Force Pp:
Pp 〉=1/4QP=1/4 * 286.80=71.70kN, selecting rupture pull force Pp=110KN, specification is that profile is square and the length of side is the guiding rope of the no knob steel wire rope of 15mm for this engineering.
Pull rope, guiding rope specification and parameter such as following table:
5. other main stringing construction machinery equipment configuration
Composite type five is taken turns the lead releasing pulley: this engineering adopts " five take turns the lead releasing pulley " that meets " pulley block diameter and grooved " SD158-85 standard, bottom land wheel footpath 710mm, rated load 100KN.Require to adopt the kiss-coating coaster.The OPGW releasing pulley adopts bottom land footpath 916mm, 30KN coaster.
" one leads four traction limps " selects for use one of rated load 180KN to lead four traction limps.
4 * 50KN, four line line lifters (every line of carrying mutually adopts 2 groups of simultaneous operations).
All lineman's utensils must be through on-the-spot use of being allowed for access after the safe practice test.
2, two five suspensions of taking turns the lead releasing pulley:
On the tangent tower, the employing specific purpose tool hangs: processed special yoke plate and parallel link plate, taked to hang two five simultaneously below insulator string and take turns unwrapping wire, be beneficial to follow-up works such as control of stringing sag and annex installation, do not have a large amount of linemans that moves to do, be beneficial to the raising processing quality.At two arse processing connecting rods, prevent that coaster from taking place to take a step relatively in the unwrapping wire process simultaneously, make two coasters become as a whole, between coaster and body of the tower, connect steel cable in addition, solved the problem of taking a step of coaster.
On the strain tower, logical put the releasing pulley hang and should take four combining form both sides on hanging point master material, to hang two one group of coasters, must use the support of support iron between two coasters, second group of coaster of extension on the interim hanger of iron tower.Middle one group of coaster mutually is hung on the hanging point, and another group is hung on the interior angle side master material.
In the several segments unwrapping wire of back, two coasters are connected and fixed with two angle steel, make two coasters form integral body, prevent that two coasters from taking a step, job-hopping phenomenon.
3, cross over construction
Following several modes according to the parameter of leap thing in the construction line:
Following circuit of 35KV and highway, railway adopt and set up the mao bamboon crossing frame;
Cross over following circuit of 35KV and highway, railway, also can adopt and set up window formula crossing frame, this crossing frame is in light weight, volume is little, easy for installation, upwards the assembly unit group is upright piecewise can to carry out the high-altitude by 2 skilled workers, except that adopting a lifting rope manpower to lift the standard film, without any need for aid, fail safe is better.
35kV～200kV power circuit and the electric railway leap that do not have a power failure, set up pillar crossing frame (dividing four posts, every phase four posts, 3 kinds of forms of every phase twin columns), but this type crossing frame adopts the steel construction column, the monomer deadweight is bigger, using for transportation makes troubles, and particularly the area inconvenience of having inconvenient traffic is used in the mountain area etc.;
Set up the cableway-type crossing frame, the horizontal crossbeam of tying up fixedly holds the rete cord road, fixedly holds rete cord road, lapping on old lead, utilizes massif ground fixedly to hold 4 kinds of forms such as rete cord road with the body of the tower body on the branch tower;
Cross over the following power circuit of 35kV, can pass through the cable transition.
4, the exhibition of lead wire and earth wire is put
4.1, guiding rope exhibition puts
Construction method: adopt the unsettled spreading guiding rope mode of propeller-parachuting.
Propeller-parachuting is a physical culture tool movement, and by double propeller-parachuting is transformed, making it carry 2 dish diameter of phi is 3.5mm * 2000 meter high-strength caprone cables.Utilize the unsettled unfolding preliminary leading rope of propeller-parachuting.Each flight can be opened up and be put two preliminary leading ropes.
1. diameter of phi is that the high-strength caprone cable → diameter of phi of 3.5mm is 8 millimeters a Di Nima rope
Method: adopt artificial transient mode.To be that 8 millimeters Di Nima rope is long be generally 1000/2000 meter to diameter of phi, can select stretching field of 2-4KM to open up according to job site road and place situation and put.
2. the exhibition of limit phase conductor messenger is put
Method: when the exhibition of ground wire pull rope is put, be 8 millimeters Di Nima rope in addition with 1 diameter of phi.Directly utilizing machinery (stretching machine) then, is that to put profile be square and the length of side is the anti-steel wire rope of turning round of 15mm for 8 millimeters Di Nima rope exhibition with diameter of phi.
4.2, ground wire exhibition puts
Unwrapping wire form: adopt " one leads one " mode tension stringing.
Open and lead equipment: Xiao Zhang leads for a short time.
The rope connected mode: profile is square and the length of side is 13 steel wire ropes (30kN connector)+50kN circulator+snakeskin cover+ground wire JLB20A-170/OPGW-175.
Answer slow traction during beginning, treat that the operation of whole trailer system is normal after, can draw at full speed, its speed control is divided to 80m/ branch (the OPGW optical cable exhibition speed of putting must be undertaken by production requirement) at 40m/.
4.3, unfolding conductor
Adopt 2 * " 1 leads 4 " the synchronous spreading conducting wires of mode, detailed process:
1. select technical merit skilled operating personnel higher, that be familiar with the unwrapping wire program to carry out the control of tensioner.
2. two tractors also can start simultaneously, quicken, slow down, stop, and also can strengthen, reduce tension force separately.
The connection of clue: lead lead: profile is square and the length of side is that 24mm steel wire rope+180kN circulator+limp+50kN circulator+profile is square and the length of side is steel wire rope+50kN circulator+snakeskin cover+lead of 1.5m for 15mm length, and limp connects sees Fig. 3.
The choosing and controlling, detailed process of laying tension:
Principle: must satisfy the coefficient of safety of guiding rope, pull rope and other connector, and the bearing capacity of leading, opening equipment.
When A. pull rope was put in exhibition, the maximum tension of pull rope should not surpass 25kN, and the tension force of tension force car is between 16～18kN/ root.
B. during spreading conducting wire, the maximum tension of single conductor should not surpass 18kN, and total tension force of tension force car is between 4 * (16～18)=40～72kN; The tractive effort that leads car greatly is about 95kN.
Limp control: two limps are when mid span, and spacing is controlled between the 15-20m.When pulley was passed through in two limps, " front and back " mode of employing was passed through, and spacing is about 1.5m.
5, the anchor that faces in the journey is let slip in exhibition
Lead, ground wire exhibition puts and finishes, should in time perform and face anchor work.Face anchor tension force: the LGJ-500/35 lead is 20kN, and ground wire JLB20A-170 is 15kN.Lead should be less than 5 meters apart from ground level after facing anchor.Eight root leads are staggered, to prevent the possibility of mutual whiplash damage wires.
6, lead wire and earth wire crimping construction
Basic identical with the construction method of 500kV in the past, be hexagon after the crimping of strain insulator pipe, opposite side distance must not be greater than the recommendation requirement, and S=0.866 * 0.993D+0.2mm, D are external diameter (mm) before aluminium hydraulic pressed connecting pipe is pressed.Only allow one in three opposite side distance to reach maximum, should change pressing mold crimping splicing sleeve, repair sleeve again when surpassing this regulation, strain clamp is circular, is hexagon after the pressure.
7, aluminum pipe drainage plate direction
The strain clamp drainage plate pastes mutually with the light face of wire jumper drainage plate during installation, and drainage plate connecting bolt moment of torsion is not less than 5000N.cm.
Claims (10)
1. construction under tension stringing technology is characterized in that may further comprise the steps:
1., preparation of construction: after carrying out the crimping pass the test of lead, ground wire, choose the stretching field according to qualifications, cleaning construction passage;
2., synchronously exhibition is put: adopt two covers " leads four " to open to lead unit exhibition synchronously and put homophase eight oidiospore leads, supporting suspension five wheel line tackles;
3., the exhibition put pull rope, spreading conducting wire, tension stringing, face anchor in the unwrapping wire process;
4., cross over construction, set up crossing frame, unsettled spreading guiding rope carries out the unwrapping wire operation;
5., the crimping lead, carry out stringing, observation sag, anchor, finish whole construction.
2. construction under tension stringing technology according to claim 1, it is characterized in that, step 1. in, the distance that also comprises quantity, the leap of bid section quantity according to construction line, path, iron tower base is selected the specification and the parameter of the specifications and models of lead wire and earth wire and pull rope, guiding rope.
3. construction under tension stringing technology according to claim 1, it is characterized in that, step 2. in, described five wheel line tackles are that composite type kiss-coating five is taken turns the lead releasing pulley, composite type five is taken turns the wheel connection rated load of lead releasing pulley and is led four traction limps greater than one of 180KN, one leads the four line line lifters that four traction limps connect 4 * 50KN, and every phase line lifter is divided into two groups of simultaneous operations and promotes.
4. construction under tension stringing technology according to claim 3 is characterized in that, the yoke plate that described two five wheel line tackle utilizations connect successively hangs with parallel link plate, hangs two five simultaneously and take turns unwrapping wire below insulator string.
5. construction under tension stringing technology according to claim 4 is characterized in that, two five wheel line tackles difference bottom installing connecting rods make two coasters become as a whole on tangent tower, are connected with steel wire rope between five wheel line tackles and body of the tower; Two five wheel line tackle hangs are on strain tower, take four combining forms, first group of five wheel line tackle in five wheel line tackles of both sides phase hangs on the hanging point master material, use support iron to support between two five wheel line tackles, on the interim hanger of strain tower iron tower, hang second group of five wheel line tackle of both sides phase, one group of five wheel line tackle of middle phase is hung on the hanging point, and another is organized five wheel line tackles and is hung on the interior angle side master material.
6. construction under tension stringing technology according to claim 1, it is characterized in that, step 3. in, in the described tension stringing process, order is put in the exhibition of ground wire: at first adopt the propeller-parachuting exhibition to put the high-strength caprone cable that diameter of phi is 3.5mm, the Di Nima rope that diameter of phi is 8mm is put in artificial then exhibition, and it is square that profile is put in last exhibition successively and the length of side is anti-steel wire rope and the optical cable turned round of 15mm.
7. construction under tension stringing technology according to claim 1 is characterized in that, step 3. in, exhibition is when putting pull rope, the maximum tension of pull rope is less than 25kN, the Tension Control of tension force car is between every pull rope 16～18kN.
8. construction under tension stringing technology according to claim 1 is characterized in that, step 3. in, during spreading conducting wire, the maximum tension of single conductor is less than 18kN, total tension force of tension force car is between 40～72kN, the tractive effort that leads car greatly is 94kN～96kN.
9. construction under tension stringing technology according to claim 1, it is characterized in that, step 3. in, in the described tension stringing process, order is put in the exhibition of lead: at first adopt the propeller-parachuting exhibition to put the high-strength caprone cable that diameter of phi is 3.5mm, the Di Nima rope that diameter of phi is 8mm is put in artificial then exhibition, to put profile be square and the length of side is the anti-steel wire rope of turning round of 15mm in exhibition again, after carrying out the branch rope, it is square that profile is put in the machinery exhibition and the length of side is the pull rope of 24mm, adopts 2 * " one leads four " mode machinery spreading conducting wire then.
10. construction under tension stringing technology according to claim 1 is characterized in that, step 4. in, in the described leap work progress, when crossing over thing and be the 10kV power line, upwards the assembly unit group is upright piecewise manually to carry out the high-altitude, adopts the lifting rope manpower to lift standard film; When the leap thing is the 35kV power line, take the cable transition, guarantee unwrapping wire operation power failure operation; Crossing over thing is the Class II highway place, sets up the construction of window formula crossing frame.
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102638017A (en) * | 2012-03-21 | 2012-08-15 | 电子科技大学 | Method for optimal configuration of traction ropes in tension stringing process |
| CN102723679A (en) * | 2012-06-15 | 2012-10-10 | 绍兴电力局 | Continuous strain section assembly type wiring method for ultrahigh-strength aluminum conductor steel supported wires |
| CN103821401A (en) * | 2014-01-03 | 2014-05-28 | 国家电网公司 | Method for designing transmission tower striding over high speed railway |
| CN104316736A (en) * | 2014-09-25 | 2015-01-28 | 国家电网公司 | Combined insulated lead for switch cabinet power-frequency and alternating-current withstand voltage test |
| CN104682255A (en) * | 2013-12-01 | 2015-06-03 | 国网河南省电力公司安阳供电公司 | Power-dispersed cable erecting method and device thereof |
| CN105914656A (en) * | 2016-07-08 | 2016-08-31 | 安徽送变电工程公司 | Ground wire overhead vehicle special for large span |
| CN106058740A (en) * | 2016-07-28 | 2016-10-26 | 郑州东辰科技有限公司 | Overhead line erecting method |
| CN104158114B (en) * | 2014-07-31 | 2017-01-04 | 国网河南省电力公司周口供电公司 | A kind of high pressure power transmission and distribution cable sets up facility and stringing method across road |
| CN108134339A (en) * | 2017-12-14 | 2018-06-08 | 浙江省送变电工程有限公司 | Assembly type overhead construction method across in isolated shelves high ferro |
| CN111064122A (en) * | 2019-12-31 | 2020-04-24 | 浙江省送变电工程有限公司 | High-altitude butt joint wire hanging system and wire hanging method |
| CN112909835A (en) * | 2021-04-09 | 2021-06-04 | 罗子迎 | Construction method of high-voltage transmission line |
| CN114221289A (en) * | 2021-12-01 | 2022-03-22 | 浙江省送变电工程有限公司 | Construction method for gap type self-damping wire large-span overhead line |
| CN114389202A (en) * | 2021-12-01 | 2022-04-22 | 国网山西省电力公司临汾供电公司 | Overhead transmission line tension and pay-off safety cooperative control system and use method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101582572A (en) * | 2009-06-23 | 2009-11-18 | 湖南省送变电建设公司 | Method of extra-high voltage tension stringing |
-
2011
- 2011-08-26 CN CN201110248988.XA patent/CN102290742B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101582572A (en) * | 2009-06-23 | 2009-11-18 | 湖南省送变电建设公司 | Method of extra-high voltage tension stringing |
Non-Patent Citations (9)
| Title |
|---|
| 《上海电力》 20100930 朱春晖等 1 000 kV晋东南-南阳-荆门特高压输电线路工程( 04 标段) 中的架线施工方案研究 220-224 3-6，9 , 第3期 * |
| 《昆明理工大学硕士学位论文》 20100830 沈志 超高压架空输电线路张力放线施工技术应用研究 8-9，13-14，94-95 3-6，9 , * |
| 刘利平等: "1 000 kV线路采用2×（一牵四）同步张力架线施工中的问题", 《电力建设》, vol. 29, no. 10, 31 October 2008 (2008-10-31), pages 10 - 13 * |
| 朱春晖等: "1 000 kV晋东南—南阳—荆门特高压输电线路工程( 04 标段) 中的架线施工方案研究", 《上海电力》, no. 3, 30 September 2010 (2010-09-30), pages 220 - 224 * |
| 汤良友等: "±800 kV特高压直流输电线路张力架线滑车悬挂施工工艺", 《电力建设》, vol. 32, no. 4, 30 April 2011 (2011-04-30), pages 121 - 124 * |
| 沈志: "超高压架空输电线路张力放线施工技术应用研究", 《昆明理工大学硕士学位论文》, 30 August 2010 (2010-08-30) * |
| 王剑峰: "750kv线路六分裂导线一牵六张力放线", 《宁夏电力》, no. 4, 31 August 2010 (2010-08-31), pages 5 - 10 * |
| 郑晓广等: "特高压11 标段8 分裂导线并行分组同步牵引架线施工关键技术", 《电网技术》, vol. 33, no. 10, 31 May 2009 (2009-05-31), pages 63 - 67 * |
| 陈绍林等: "关于500kv紧凑型线路架线施工中的技术问题", 《长沙电力学院学报（自然科学版）》, vol. 21, no. 2, 31 May 2006 (2006-05-31), pages 27 - 31 * |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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