CN102480257A - Conveyer variable frequency centralized automatic control system - Google Patents
Conveyer variable frequency centralized automatic control system Download PDFInfo
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- CN102480257A CN102480257A CN2010105538578A CN201010553857A CN102480257A CN 102480257 A CN102480257 A CN 102480257A CN 2010105538578 A CN2010105538578 A CN 2010105538578A CN 201010553857 A CN201010553857 A CN 201010553857A CN 102480257 A CN102480257 A CN 102480257A
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- conveyer
- variable frequency
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- control system
- conveyers
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- 230000003287 optical effect Effects 0.000 claims abstract description 17
- 230000001105 regulatory effect Effects 0.000 claims description 24
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 abstract description 5
- 239000013307 optical fiber Substances 0.000 abstract description 5
- 230000008054 signal transmission Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
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Abstract
The invention relates to a conveyer variable frequency centralized automatic control system. The system comprises conveyers, variable frequency speed regulation control boxes and a network centralized control box, wherein one conveyer is arranged outside a tunnel; the rest conveyers are all arranged in the tunnel; the conveyers are connected through optical cables; the variable frequency speed regulation control boxes are connected with the conveyers through cables; and each variable frequency speed regulation control box is connected with the network centralized control box through an optical cable. Compared with the prior art, the system has the advantages that: heaviness and trouble of a signal cable are saved, the labor intensity of workers is greatly relieved, optical fiber communication-based signal transmission is realized by using a photoelectric converter, the problems of real-time property, quickness and reliability of network control are solved, and an operation result of an actual system shows that the cooperative control requirement of power cable laying is fully met.
Description
Technical field
The present invention relates to a kind of power transmission system, especially relate to a kind of conveyer frequency conversion and concentrate automatic control system.
Background technology
Power cable lays network control system and comprises three parts, lays according to actual cable that demand and the time progress of project engineering launches successively.Adopt conveyer and electronic roller mixing system of laying, satisfy heavy in section, the long requirement of laying apart from the 500kV extra-high-tension cable.Adopt Fibre Optical Communication Technology, constitute the automation control system based on the Profibus bus, the friendly man-machine interface of design makes things convenient for staff's execute-in-place, realizes the coordination control of multiple devices.
Summary of the invention
The object of the invention is exactly to provide a kind of conveyer frequency conversion simple to operate, that lay convenient, as to have solved network control real-time, rapidity and reliability to concentrate automatic control system for the defective that overcomes above-mentioned prior art existence.
The object of the invention can be realized through following technical scheme:
Automatic control system is concentrated in a kind of conveyer frequency conversion; It is characterized in that this system comprises conveyer, variable frequency regulating speed control case and network centralized-control box, one of described conveyer is located at outside the tunnel; Remaining conveyer all is located in the tunnel; Connect through optical cable between each conveyer, described variable frequency regulating speed control case is connected with conveyer through cable, and each variable frequency regulating speed control case is connected with the network centralized-control box through optical cable.
Described conveyer is provided with 2 at least, and each conveyer is driven by two AC asynchronous motors, carries out speed regulating control through Frequency Drive.
Described conveyer is provided with 12～14.
Described conveyer connects the variable frequency regulating speed control case through optical cable, and this variable frequency regulating speed control case is independently implemented the control conveyer.
Described variable frequency regulating speed control case one end is provided with power supply tap, and each power supply tap is connected with the network centralized-control box through optical cable.
Described variable frequency regulating speed control case is implemented centralized control or control separately through the network centralized-control box.
Compared with prior art, the present invention has the following advantages:
(1) realize at the scene of Networks of Fiber Communications: power cable lays network control system and is used for environment such as tunnel comparatively under the harsh conditions; The optical fiber connectivity problem becomes key; Both required optical fiber easy to connect, quick; Require optical fiber to bear again to draw, external force effect such as pressure, the present invention has solved the problems referred to above well, the actual use also shown the reliable, effectively of this optical cable.Use optical cable to solve the real-time and the rapidity of signal transmission, also realized the convenient and safety of field work, save the heavy and trouble of signal cable, alleviated working strength of workers greatly;
(2) power cable lays the formation of network control system: the network centralized-control box in the control system is as main website; Miscellaneous equipment all constitutes Profibus network automatically system as slave station; Adopt optical-electrical converter to realize signal transmission based on optical fiber communication; Solved real-time, rapidity and the reliability of network control, the operation result of real system shows, satisfies the Collaborative Control requirement that power cable lays fully.
Description of drawings
Fig. 1 is a structural representation of the present invention.
1 is that conveyer, 2 is that variable frequency regulating speed control case, 3 is that network centralized-control box, 4 is that optical cable, 5 is power supply tap among the figure.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is elaborated.
Embodiment
Automatic control system is concentrated in the conveyer frequency conversion, and its structure is as shown in Figure 1, and the laying apparatus that this system adopts is 12 750Kg conveyers and 2 1000Kg conveyers.Every conveyer 1 is driven by two AC asynchronous motors; The speed regulating control scheme adopts Frequency Drive; Also designed and produced 14 variable frequency regulating speed control casees 2 in addition and 3, one conveyers 1 of 1 network centralized-control box are located at outside the tunnel, remaining conveyer all is located in the tunnel; Connect through optical cable 4 between each conveyer 1; Variable frequency regulating speed control case 2 is connected with conveyer 1 through cable, and an end of variable frequency regulating speed control case 2 is provided with power supply tap 5, and each power supply tap 5 is connected with network centralized-control box 3 through optical cable.
Adopt Fibre Optical Communication Technology to constitute the automation control structure of Profibus fieldbus.Every variable frequency regulating speed control case 2 can independently be implemented control, realizes the control of independent operating on the spot of conveyer 1, accomplishes the operating functions such as advancing, retreat, move, stop of conveyer 1.All variable frequency regulating speed control casees 2 also can be implemented control by network centralized-control box 3; Perhaps realize the operations such as advancing, retreat, move, stop that all devices is unified; Perhaps realize independent control, realize that perhaps all devices presses sequence number sequential firing control every equipment.On the network centralized-control box, can carry out the setting and the adjusting of laying speed easily through operation interface, each variable frequency regulating speed control case 2 adopts power bus formula electric power-feeding structure, and the extension of power supply tap 5 very convenient service cables connects.
Network centralized-control box 3 comprises electric equipments such as PLC, man-machine interface and optical-electrical converter.PLC realizes exchanges data and control with other each slave unit as the main website of whole network control system.Man-machine interface adopts Siemens MP370, belongs to technical grade equipment.Through working out corresponding configuration software program, realize friendly operation interface, make things convenient for the staff to manipulate.Operation on the network centralized-control box the button, also is provided with action button change over switch etc. specially on man-machine interface, make things convenient for Field Force's use.Acoustic-optic alarm has been installed, has been used for the faulty indication that system occurs at running.
Claims (6)
1. automatic control system is concentrated in a conveyer frequency conversion; It is characterized in that this system comprises conveyer, variable frequency regulating speed control case and network centralized-control box, one of described conveyer is located at outside the tunnel; Remaining conveyer all is located in the tunnel; Connect through optical cable between each conveyer, described variable frequency regulating speed control case is connected with conveyer through cable, and each variable frequency regulating speed control case is connected with the network centralized-control box through optical cable.
2. automatic control system is concentrated in a kind of conveyer frequency conversion according to claim 1, it is characterized in that described conveyer is provided with 2 at least, and each conveyer is driven by two AC asynchronous motors, carries out speed regulating control through Frequency Drive.
3. automatic control system is concentrated in a kind of conveyer frequency conversion according to claim 1, it is characterized in that described conveyer is provided with 12～14.
4. automatic control system is concentrated in a kind of conveyer frequency conversion according to claim 1, it is characterized in that, described conveyer connects the variable frequency regulating speed control case through optical cable, and this variable frequency regulating speed control case is independently implemented the control conveyer.
5. automatic control system is concentrated in a kind of conveyer frequency conversion according to claim 1, it is characterized in that, described variable frequency regulating speed control case one end is provided with power supply tap, and each power supply tap is connected with the network centralized-control box through optical cable.
6. automatic control system is concentrated in a kind of conveyer frequency conversion according to claim 1, it is characterized in that, described variable frequency regulating speed control case is implemented centralized control or control separately through the network centralized-control box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105538578A CN102480257A (en) | 2010-11-22 | 2010-11-22 | Conveyer variable frequency centralized automatic control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105538578A CN102480257A (en) | 2010-11-22 | 2010-11-22 | Conveyer variable frequency centralized automatic control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102480257A true CN102480257A (en) | 2012-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105538578A Pending CN102480257A (en) | 2010-11-22 | 2010-11-22 | Conveyer variable frequency centralized automatic control system |
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| CN (1) | CN102480257A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106505930A (en) * | 2016-11-15 | 2017-03-15 | 河南华东工控技术有限公司 | A kind of based on passing control method long range device for transporting objects more |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63294205A (en) * | 1987-05-26 | 1988-11-30 | Nec Corp | Laying device for submarine cable |
| CN2627550Y (en) * | 2003-07-11 | 2004-07-21 | 上海电缆输配电公司 | Centralized-control equipment of power cable layer |
| CN101881958A (en) * | 2010-05-19 | 2010-11-10 | 无锡奥特维科技有限公司 | Integrated control system of cable tunnel |
| CN201898312U (en) * | 2010-11-22 | 2011-07-13 | 上海市电力公司 | System controlled collectively in variable-frequency mode by conveyors |
-
2010
- 2010-11-22 CN CN2010105538578A patent/CN102480257A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63294205A (en) * | 1987-05-26 | 1988-11-30 | Nec Corp | Laying device for submarine cable |
| CN2627550Y (en) * | 2003-07-11 | 2004-07-21 | 上海电缆输配电公司 | Centralized-control equipment of power cable layer |
| CN101881958A (en) * | 2010-05-19 | 2010-11-10 | 无锡奥特维科技有限公司 | Integrated control system of cable tunnel |
| CN201898312U (en) * | 2010-11-22 | 2011-07-13 | 上海市电力公司 | System controlled collectively in variable-frequency mode by conveyors |
Non-Patent Citations (1)
| Title |
|---|
| 曹以龙等: "基于Profibus网络的电力电缆敷设协同控制系统", 《华东电力》, vol. 37, no. 8, 31 August 2009 (2009-08-31), pages 1367 - 1368 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106505930A (en) * | 2016-11-15 | 2017-03-15 | 河南华东工控技术有限公司 | A kind of based on passing control method long range device for transporting objects more |
| CN106505930B (en) * | 2016-11-15 | 2019-04-26 | 河南华东工控技术有限公司 | One kind passing control method based on long range device for transporting objects more |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA SHANGHAI POWER COM Free format text: FORMER OWNER: SHANGHAI JIULONG ELECTRIC POWER SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20121226 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20121226 Address after: 200122 Shanghai City, Pudong New Area source deep road, No. 1122 Applicant after: Shanghai Electric Power Corporation Applicant after: State Grid Corporation of China Applicant after: Shanghai Electric Power Communication Co., Ltd. Address before: 200122 Shanghai City, Pudong New Area source deep road, No. 1122 Applicant before: Shanghai Electric Power Corporation Applicant before: Shanghai Jiulong Electric Power Co., Ltd. |
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120530 |