CN110093611A - A kind of energy-saving and environment-friendly stray current drainage device - Google Patents

A kind of energy-saving and environment-friendly stray current drainage device Download PDF

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Publication number
CN110093611A
CN110093611A CN201910418406.4A CN201910418406A CN110093611A CN 110093611 A CN110093611 A CN 110093611A CN 201910418406 A CN201910418406 A CN 201910418406A CN 110093611 A CN110093611 A CN 110093611A
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China
Prior art keywords
switch
diode
connect
energy
controller
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CN201910418406.4A
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Chinese (zh)
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CN110093611B (en
Inventor
崔艳雨
秦永祥
丁清苗
史笑雨
张朝倩
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Civil Aviation University of China
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Civil Aviation University of China
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    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23FNON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F13/00Inhibiting corrosion of metals by anodic or cathodic protection
    • C23F13/02Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
    • C23F13/06Constructional parts, or assemblies of cathodic-protection apparatus
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Prevention Of Electric Corrosion (AREA)

Abstract

A kind of energy-saving and environment-friendly stray current drainage device.It includes metallic conduit, electric potential measuring instrument, electric drainager, controller, battery, solar panels and switch;Metallic conduit is connected directly by conducting wire and electric potential measuring instrument, electric drainager, switch;Controller is connected with electric potential measuring instrument, electric drainager, switch and battery;Battery and electric potential measuring instrument, controller and switch connect;Battery is connected with solar panels.The invention has the advantages that effectively the alternative stray current near metallic conduit is discharged, and pulse DC electricity is converted by alternative stray current, thus certain cathodic protection is provided for metallic conduit.Solar energy is made full use of, convert solar energy into electrical energy and is stored in battery, provides energy for controller, to reach energy-saving and environment-friendly purpose.Package unit is using automatically controlling, and simple to operate, highly-safe, protecting effect is good.

Description

A kind of energy-saving and environment-friendly stray current drainage device
Technical field
The invention belongs to technical field of energy saving and environmental protection, more particularly to a kind of energy-saving and environment-friendly stray current drainage device.
Background technique
With the investment energetically of state fundamental construction, electric power facility is as basic production living resources also in high speed development. In recent years, to adapt to electricity needs, power grid construction has major progress, the dilatation construction of transmission line of electricity and proposing for Transmission level Height has enriched power supply ability;Meanwhile high-grade transmission system also produces certain shadow to parallel buried pipeline It rings, stray electrical current is increasingly severe to corrosive pipeline.
Drainage protection is the active and effective means of defence of alternative stray current, and currently used drainage method is direct electric drainage Method be easy to cause the leakage of cathodic protection current although this method drainage effect is preferable, so that pipeline is further rotten Erosion.Drainage method intelligence traditional simultaneously is poor, monitoring and maintenance relative difficulty.Meanwhile at present to the conversion of stray electrical current Using fewer and fewer, this causes the waste of resource to a certain extent.
Summary of the invention
To solve the above-mentioned problems, the purpose of the present invention is to provide a kind of energy-saving and environment-friendly stray current drainage devices.
In order to achieve the above object, energy-saving and environment-friendly stray current drainage device provided by the invention includes:
Metallic conduit, electric potential measuring instrument, electric drainager, controller, battery, solar panels and switch;Wherein, the gold Metal conduit is connected directly by conducting wire and electric potential measuring instrument, electric drainager, switch;Controller and electric potential measuring instrument, electric drainager, switch It is connected with battery;Battery and electric potential measuring instrument, controller and switch connect;Battery is connected with solar panels.
The electric drainager includes first switch, second switch, third switch, the 4th switch, first diode, the two or two Pole pipe, third diode, the 4th diode and the 5th diode;Wherein, the anode of first diode connect with the end A, the one or two The cathode of pole pipe is connect with the second diode anode, and the second diode cathode is connect by first switch with the end B;Second switch One end is connect with the cathode of the second diode, the other end is connect with the anode of the 4th diode;The cathode of 4th diode and the end B Connection;The cathode of third diode is connect with the end A, the anode of third diode is switched by third and connect with the end B;4th switch One end connect with the anode of third diode, the 4th switch the other end connect with the cathode of the 5th diode;Five or two pole The anode of pipe is connect with the end B;The end A is connect with controller, the end B is connect with metallic conduit.
The metallic conduit is directly as the working electrode of electric potential measuring instrument, and wherein electric potential measuring instrument further includes sensing Device, auxiliary electrode and reference electrode, the current potential of metallic conduit by sensor transmissions to controller, by controller control switch, The closure of first switch, second switch, third switch and the 4th switch on electric drainager.
The advantages of energy-saving and environment-friendly stray current drainage device provided by the invention, is:
1, effectively the alternative stray current near metallic conduit can be discharged, and converts pulse for alternative stray current Thus formula direct current provides certain cathodic protection for metallic conduit.
2, solar energy is made full use of, convert solar energy into electrical energy and is stored in battery, provides energy for controller, To reach energy-saving and environment-friendly purpose.
3, package unit is using automatically controlling, and simple to operate, highly-safe, protecting effect is good.
Detailed description of the invention
Fig. 1 is that energy-saving and environment-friendly stray current drainage device provided by the invention constitutes schematic diagram;
Fig. 2 is electric drainager structural schematic diagram in energy-saving and environment-friendly stray current drainage device provided by the invention.
Specific embodiment
Energy-saving and environment-friendly stray current drainage device provided by the invention is carried out in the following with reference to the drawings and specific embodiments It is described in detail.
As shown in Figure 1, energy-saving and environment-friendly stray current drainage device provided by the invention includes:
Metallic conduit 1, electric potential measuring instrument 2, electric drainager 3, controller 4, battery 5, solar panels 6 and switch 7;Wherein, The metallic conduit 1 is connected directly by conducting wire with electric potential measuring instrument 2, electric drainager 3, switch 7;Controller 4 and potential measurement Device 2, electric drainager 3, switch 7 are connected with battery 5;Battery 5 is connect with electric potential measuring instrument 2, controller 4 and switch 7;Electric power storage Pond 5 is connected with solar panels 6.
As shown in Fig. 2, the electric drainager 3 include first switch 8, second switch 9, third switch 10, the 4th switch 11, First diode 12, the second diode 13, third diode 14, the 4th diode 15 and the 5th diode 16;Wherein, the one two The anode of pole pipe 12 is connect with the end A, the cathode of first diode 12 is connect with 13 anode of the second diode, 13 yin of the second diode Pole is connect by first switch 8 with the end B;One end of second switch 9 connect with the cathode of the second diode 13, the other end and the 4th The anode of diode 15 connects;The cathode of 4th diode 15 is connect with the end B;The cathode of third diode 14 connect with the end A, The anode of three diodes 14 is connect by third switch 10 with the end B;One end of 4th switch 11 and the anode of third diode 14 It connects, the other end of the 4th switch 11 is connect with the cathode of the 5th diode 16;The anode of 5th diode 16 is connect with the end B;A End is connect with controller 4, the end B is connect with metallic conduit 1.
The metallic conduit 1 is directly as the working electrode of electric potential measuring instrument 2, and wherein electric potential measuring instrument 2 further includes passing Sensor, auxiliary electrode and reference electrode, the current potential of metallic conduit 1, to controller 4, are controlled by sensor transmissions by controller 4 First switch 8, the closure of second switch 9, third switch 10 and the 4th switch 11 on switch 7, electric drainager 3.
The electric drainager 3 can effectively drain the alternative stray current near metallic conduit 1, to reduce exchange stray electrical Flow the injury to metallic conduit 1.
The electric drainager 3 alternative stray current near metallic conduit 1 can be processed into pulse DC electricity, and by its It is connected with metallic conduit 1, as the protective current of metallic conduit 1, to reduce the output of cathodic protection station or sacrificial anode Electricity.
Now the working principle of energy-saving and environment-friendly stray current drainage device provided by the invention is described below:
When the current potential of metallic conduit 1 is below or above predetermined value, electric potential measuring instrument (2) can be by 1 surface of metallic conduit Current potential sends controller 4 to by sensor, and when alternative stray current is positive half-wave, the is closed under the control of controller 4 Three switches 10 and the 4th switch 11, at this moment third diode 14, the 5th diode 16 are started to work, and alternative stray current is converted It is that metallic conduit 1 provides protection for pulse DC electricity, is achieved in the processing to stray electrical current and utilizes, Simultaneous Switching 7 is closed, Battery 5 is directly powered to metallic conduit 1;When alternative stray current is negative half-wave, first is closed under the control of controller 4 Switch 8 and second switch 9, at this moment first diode 12, the second diode 13 and the 4th diode 15 are started to work, and will be exchanged miscellaneous It is that metallic conduit 1 provides protection that scattered electric current, which is converted into pulse DC electricity, to realize that the processing to stray electrical current utilizes, is opened simultaneously 7 closures are closed, battery 5 is directly powered to metallic conduit 1.When electric potential measuring instrument 2 detects that the current potential of metallic conduit 1 is in predetermined When in range, cut-out switch 7, first switch 8, second switch 9, third switch 10 and the 4th switch under the control of controller 4 11, so that electric drainager 3 and battery 5 is stopped working.
The battery 5 be continuously controller 4 power supply, when the current potential of metallic conduit 1 not within the predefined range when, electric power storage Pond 5 is simultaneously that metallic conduit 1 provides cathodic protection as small-sized cathodic protection station.
The solar panels 6 can effectively convert the solar into electric energy and be stored in battery 5, wherein solar energy The area of plate 6 can carry out calculating selection according to the actual conditions of different location electricity consumption size.
Preferably, the first diode 12, the second diode 13, third diode 14, the 4th diode 15 With the type, size, number of the 5th diode 16 quick-replaceable can be carried out according to different demands.

Claims (3)

1. a kind of energy-saving and environment-friendly stray current drainage device, it is characterised in that: the energy-saving and environment-friendly stray current drainage Device includes: metallic conduit (1), electric potential measuring instrument (2), electric drainager (3), controller (4), battery (5), solar panels (6) With switch (7);Wherein, the metallic conduit (1) is direct by conducting wire and electric potential measuring instrument (2), electric drainager (3), switch (7) It is connected;Controller (4) is connected with electric potential measuring instrument (2), electric drainager (3), switch (7) and battery (5);Battery (5) with Electric potential measuring instrument (2), controller (4) and switch (7) connection;Battery (5) is connected with solar panels (6).
2. energy-saving and environment-friendly stray current drainage device according to claim 1, it is characterised in that: the electric drainager It (3) include first switch (8), second switch (9), third switch (10), the 4th switch (11), first diode (12), second Diode (13), third diode (14), the 4th diode (15) and the 5th diode (16);Wherein, first diode (12) Anode connect with the end A, the cathode of first diode (12) is connect with the second diode (13) anode, the second diode (13) yin Pole is connect by first switch (8) with the end B;One end of second switch (9) connect with the cathode of the second diode (13), the other end It is connect with the anode of the 4th diode (15);The cathode of 4th diode (15) is connect with the end B;The cathode of third diode (14) It is connect with the end A, the anode of third diode (14) is connect by third switch (10) with the end B;4th switch (11) one end with The anode connection of third diode (14), the other end of the 4th switch (11) are connect with the cathode of the 5th diode (16);5th The anode of diode (16) is connect with the end B;The end A is connect with controller (4), the end B is connect with metallic conduit (1).
3. energy-saving and environment-friendly stray current drainage device according to claim 1, it is characterised in that: the metallic conduit (1) directly as the working electrode of electric potential measuring instrument (2), wherein electric potential measuring instrument (2) further includes sensor, auxiliary electrode and ginseng Than electrode, the current potential of metallic conduit (1) passes through sensor transmissions to controller (4), by controller (4) control switch (7), drainage First switch (8), the closure of second switch (9), third switch (10) and the 4th switch (11) on device (3).
CN201910418406.4A 2019-05-20 2019-05-20 Energy-saving and environment-friendly stray current drainage device Active CN110093611B (en)

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CN110093611B CN110093611B (en) 2021-06-15

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111678051A (en) * 2020-05-22 2020-09-18 中国石油大学(北京) Pipeline interference protection method, device, equipment and storage medium
CN113249729A (en) * 2021-03-28 2021-08-13 陈腾 Reinforced concrete anticorrosion device for building
CN113541113A (en) * 2021-06-11 2021-10-22 广州燃气集团有限公司 Drainage method and device of stray current drainage device
CN113866545A (en) * 2021-09-30 2021-12-31 北京安科腐蚀技术有限公司 Method for monitoring running performance of fluid drainage device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2506849Y (en) * 2001-05-21 2002-08-21 天津赛德电气设备有限公司 Clamping flow discharging device for metal pipeline
CN101670791A (en) * 2009-10-12 2010-03-17 永济新时速电机电器有限责任公司 Metro stray current drainage device
CN109161903A (en) * 2018-10-30 2019-01-08 广州发展集团股份有限公司 Buried pipeline protective device monitoring system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2506849Y (en) * 2001-05-21 2002-08-21 天津赛德电气设备有限公司 Clamping flow discharging device for metal pipeline
CN101670791A (en) * 2009-10-12 2010-03-17 永济新时速电机电器有限责任公司 Metro stray current drainage device
CN109161903A (en) * 2018-10-30 2019-01-08 广州发展集团股份有限公司 Buried pipeline protective device monitoring system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111678051A (en) * 2020-05-22 2020-09-18 中国石油大学(北京) Pipeline interference protection method, device, equipment and storage medium
CN113249729A (en) * 2021-03-28 2021-08-13 陈腾 Reinforced concrete anticorrosion device for building
CN113541113A (en) * 2021-06-11 2021-10-22 广州燃气集团有限公司 Drainage method and device of stray current drainage device
CN113866545A (en) * 2021-09-30 2021-12-31 北京安科腐蚀技术有限公司 Method for monitoring running performance of fluid drainage device
CN113866545B (en) * 2021-09-30 2023-10-31 北京安科腐蚀技术有限公司 Method for monitoring operation performance of drainer

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Application publication date: 20190806

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