CN205616949U - Regional cathodic protection prison measure and regulate accuse system - Google Patents
Regional cathodic protection prison measure and regulate accuse system Download PDFInfo
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- CN205616949U CN205616949U CN201620215774.0U CN201620215774U CN205616949U CN 205616949 U CN205616949 U CN 205616949U CN 201620215774 U CN201620215774 U CN 201620215774U CN 205616949 U CN205616949 U CN 205616949U
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Abstract
The utility model provides a regional cathodic protection prison measure and regulate accuse system. This system includes constant potential rectifier, still including set up in prison measure and regulate accuse device between constant potential rectifier and the protection zone, prison measure and regulate accuse device is used for shunting the electric current of constant potential rectifier output to each ramose electric current of monitoring reposition of redundant personnel back transmits monitoring results to distal end equipment. The utility model provides high regional cathodic protection's effect.
Description
Technical field
This utility model relates to corrosion and protects field with technology, in particular to a kind of region cathodic protection monitoring regulator control system.
Background technology
Cathodic protection is to prevent communication line or equipment to be corroded, and makes protected equipment keep a kind of anticorrosive measure of nagative potential over the ground.Existing cathode protection technology is to use potentiostat directly to add and supply electricity to anode ground bed, groundbed produce cathode current under the effect of soil media conduct radiation in protected buried pipeline or pipe network.
Utility model people find under study for action, protected structures in the cathodic protection of region, more than one pipeline, but a plurality of pipeline, and possible pipeline rout is the most unordered, and direction is different；Other metal object being additionally included in region with the scope of time domain cathodic protection.When using prior art to region cathodic protection, easily occur that each point (locating) cathode current is unbalanced and cause protecting the super protection of generation or phenomenon under proteciton in structures.This phenomenon typically require at present staff be in the action detection just can know, detection mode is relatively time-consuming arduously.
Detect more laborious problem for above-mentioned zone cathode protection condition, the most not yet propose effective solution.
Utility model content
In view of this, the purpose of this utility model embodiment is to provide a kind of region cathodic protection monitoring regulator control system, to improve the effect of cathodic protection.
First aspect, this utility model embodiment provides a kind of region cathodic protection monitoring regulator control system, including potentiostat, also includes the monitoring regulation device being arranged between potentiostat and protection zone；This monitoring regulation device is for shunting the electric current of potentiostat output, and monitors the electric current of shunting Hou Ge branch, transmits monitoring result to remote equipment.
In conjunction with first aspect, this utility model embodiment provides the first possible embodiment of first aspect, and wherein, above-mentioned monitoring regulation device includes: anode current diverter module and anode current monitoring modular；Anode current diverter module electrically connects with the outfan of potentiostat, and anode current monitoring modular electrically connects with anode current diverter module；Anode current diverter module is for being divided into multiple branch circuit by the way circuit that potentiostat exports；Monitoring result, for monitoring the electric current of each branch circuit, is transmitted to remote equipment by anode current monitoring modular.
The first possible embodiment in conjunction with first aspect, this utility model embodiment provides the embodiment that the second of first aspect is possible, wherein, above-mentioned anode current diverter module is the binding post for shunting, and anode current monitoring modular is current monitor.
In conjunction with the first possible embodiment of first aspect, this utility model embodiment provides the third possible embodiment of first aspect, and wherein, anode current monitoring modular also includes the display unit for showing monitoring result.
In conjunction with the first possible embodiment of first aspect, this utility model embodiment provides the 4th kind of possible embodiment of first aspect, and wherein, above-mentioned monitoring regulation device also includes that anode regulates and controls module；Anode regulation and control module has multiple input and multiple outfan, anode regulation and control module to be electrically connected with the outfan of anode current monitoring modular by input, and the outfan of anode regulation and control module electrically connects with anode ground bed；Anode regulation and control module, for the potential difference by adjusting, change mode of connection adjustment output, makes the electric current of branch circuit of correspondence mate with the current potential of the protection object in protection zone.
In conjunction with the first possible embodiment of first aspect, this utility model embodiment provides the 5th kind of possible embodiment of first aspect, and wherein, monitoring regulation device also includes multiple diode being respectively arranged on each branch circuit.
In conjunction with first aspect, this utility model embodiment provides the 6th kind of possible embodiment of first aspect, and wherein, above-mentioned monitoring regulation device also includes cathode current monitoring modular, cathode current tandem module；Cathode current tandem module electrically connects with the input of potentiostat, and cathode current monitoring modular electrically connects with cathode current tandem module；The monitoring result in loop, for monitoring point electric current in each protection object loop in protection zone, is transmitted to remote equipment by cathode current monitoring modular；Cathode current tandem module inputs to potentiostat for the electric current in each loop merges into total current.
In conjunction with the 6th kind of possible embodiment of first aspect, this utility model embodiment provides the 7th kind of possible embodiment of first aspect, and wherein, cathode current tandem module is the binding post for confluxing, and cathode current monitoring modular is current monitor.
In conjunction with the 6th kind of possible embodiment of first aspect, this utility model embodiment provides the 8th kind of possible embodiment of first aspect, and wherein, above-mentioned monitoring regulation device also includes that negative electrode regulates and controls module；Negative electrode regulation and control module has multiple input, negative electrode regulation and control module to be electrically connected with the outfan of cathode current monitoring modular by input, and the outfan of negative electrode regulation and control module electrically connects with the protection object in protection zone；Negative electrode regulation and control module, for the potential difference by adjusting, change mode of connection adjustment output, makes the electric current of duplexure of correspondence mate with the current potential of the protection object in protection zone.
In conjunction with the 6th kind of possible embodiment of first aspect, this utility model embodiment provides the 9th kind of possible embodiment of first aspect, and wherein, cathode current monitoring modular also includes the display unit of the monitoring result for showing duplexure.
The region cathodic protection monitoring regulator control system that this utility model embodiment provides; use the monitoring regulation device being arranged between potentiostat and protection zone; electric current for exporting potentiostat shunts, and monitors the electric current of shunting Hou Ge branch, transmits monitoring result to remote equipment.Its monitoring regulation device can timely, intuitively monitor the electric current on each branch circuit; decrease the detection at protection object and just can know that the workload of protected effect everywhere; more convenient, quick, also can find the blind area of super protection and point under proteciton and protection in time.
Further; the anode regulation and control module provided by this utility model embodiment and negative electrode regulation and control module; the potential difference of output can also be adjusted by adjusting, change the mode of connection; the electric current of branch circuit making correspondence mates with the current potential of the protection object in protection zone; and then current potential can be adjusted quickly and easily, to improve the cathodic protection effect of protection zone.
For making above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and coordinate appended accompanying drawing, it is described in detail below.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, the accompanying drawing used required in embodiment will be briefly described below, it is to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope it is not construed as, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other relevant accompanying drawings according to these accompanying drawings.
Fig. 1 shows a kind of region cathodic protection monitoring regulator control system structure chart that this utility model embodiment is provided；
Fig. 2 shows the concrete structure figure of a kind of region cathodic protection monitoring regulator control system that this utility model embodiment provided；
Fig. 3 shows a kind of anode regulation and control function structure chart that this utility model embodiment is provided；
Fig. 4 shows a kind of negative electrode regulation and control function structure chart that this utility model embodiment is provided.
Detailed description of the invention
Below in conjunction with accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Generally can with various different configurations arrange and design with the assembly of this utility model embodiment that illustrate described in accompanying drawing herein.Therefore, the detailed description to the embodiment of the present utility model provided in the accompanying drawings is not intended to limit claimed scope of the present utility model below, but is merely representative of selected embodiment of the present utility model.Based on embodiment of the present utility model, the every other embodiment that those skilled in the art are obtained on the premise of not making creative work, broadly fall into the scope of this utility model protection.
In view of in associated cathode resist technology, it usually needs staff is in the action to detect and just can know, and detection mode is relatively time-consuming arduously, and this utility model embodiment provides a kind of region cathodic protection monitoring regulator control system, is described below by embodiment.
The structure chart of a kind of region cathodic protection monitoring regulator control system shown in Figure 1, this system includes potentiostat 12, also includes the monitoring regulation device 16 being arranged between potentiostat 12 and protection zone 14；This monitoring regulation device 16 is for shunting the electric current of potentiostat 12 output, and monitors the electric current of shunting Hou Ge branch, transmits monitoring result to remote equipment.
Wherein, potentiostat 12 has the function of constant potential, constant current, is a kind of commutator automatically controlled, as the power supply of impressed current cathodic protection.
When implementing; above-mentioned protection zone 14 needs the protection object of cathodic protection in including region, this protection is to liking conductive metalwork, and has of a sufficiently low longitudinal conductivity; such as, steel pipe, cable, steel harbour, naval vessel, storage tank bottom, cooler etc..
Said distal ends equipment can include operation room and the remote center's control room of responsible master control being responsible for field monitoring.
In the said structure of the present embodiment; the electric current on each branch circuit can timely, intuitively be monitored by monitoring regulation device 16; decrease the detection at protection object and just can know that the workload of protected effect everywhere; more convenient, quick, also can find the blind area of super protection and point under proteciton and protection in time.
In view of in associated cathode resist technology; typically require staff be in the action detection just can know; detection mode is relatively time-consuming arduously; this utility model embodiment provides the implementation of a kind of concrete monitoring regulation device; concrete structure figure in the cathodic protection monitoring regulator control system of a kind of region shown in Figure 2, this structure includes with lower module:
Anode current diverter module 201, electrically connects with the outfan of potentiostat 12, and anode current diverter module 201 is for being divided into multiple branch circuit by the way circuit that potentiostat 12 exports；
Anode current monitoring modular 202, electrically connects with anode current diverter module 201, and monitoring result, for monitoring the electric current of each branch circuit, is transmitted to remote equipment 203 by anode current monitoring modular 202.
By anode current diverter module and anode current monitoring modular, the way circuit that above-mentioned potentiostat exports can be divided into multiple branch circuit, and monitor the electric current of each branch circuit, and monitoring result is transmitted to remote equipment 203, monitoring mode is more convenient, quick.
Simple in order to realize, above-mentioned anode current diverter module 201 could be for the binding post of shunting, above-mentioned binding post is the sheet metal that a row is enclosed in inside ambroin, two ends are the most porose may be inserted into wire, there is screw for fastening or unclamping, it is not necessary to they are welded or is intertwined；Above-mentioned binding post has certain compression joint area, it is ensured that reliable contacts, and guarantees by enough electric currents；The kind of above-mentioned binding post includes fence type connecting terminal, spring binding post, rail mounted binding post, wall-through wire connecting terminal, photoelectric coupling type binding post etc..
Above-mentioned anode current monitoring modular 202 is specifically as follows current monitor, and this current monitor can be current diverter；This current diverter is the resistance that a resistance is the least, the electric current of output on each branch circuit, produces potential difference through diverter, in order to gather the current signal on each branch road.
Monitoring result is learnt for the ease of field personnel, above-mentioned anode current monitoring modular 202 could be included for showing the display unit of monitoring result, this display unit may refer to pin type display unit, LED-type display unit, liquid crystal display etc..
In the said structure of the present embodiment, by anode current diverter module and anode current monitoring modular, the way circuit that above-mentioned potentiostat exports can be divided into multiple branch circuit, and monitor the electric current of each branch circuit, monitoring result is transmitted to remote equipment；The contact of above-mentioned binding post is reliable, can meet substantial amounts of wire interconnection；Above-mentioned current diverter can gather the current signal of each parallel circuit；Above-mentioned display unit can show current signal；Said structure can convenient, carry out the monitoring of cathodic protection effect quickly, the most time saving and energy saving.
In view of in associated cathode resist technology; typically require staff be in the action detection just can know; detection mode is relatively time-consuming arduously; and change can not be adjusted directly, efficiently; this utility model embodiment is in said system; also include: anode regulation and control module 205; this anode regulation and control module 205 has multiple input and multiple outfan; this anode regulation and control module 205 is electrically connected with the outfan of anode current monitoring modular 202 by input, and the outfan of this anode regulation and control module 205 electrically connects with anode ground bed 209.
Above-mentioned anode regulation and control module 205, for by adjusting, change mode of connection adjustment output potential difference, makes the electric current of branch circuit of correspondence mate with the current potential of the protection object in protection zone.
Fig. 3 shows that a kind of anode that this utility model embodiment is provided regulates and controls the structure chart of module 205, anode regulation and control module 205 has multiple input and multiple outfan, Fig. 3 only illustrates as a example by 5 inputs and 5 outfans, the corresponding outfan of each input, connects between every pair of input and outfan and has pressure drop device；Pressure drop produced by each pair of pressure drop device between input and outfan can be different; when the protection object that wire is connected needs to adjust pressure drop; to meet different pressure drop output demands, and then the cathodic protection effect of protection zone can be improved by the way of changing, adjusting wiring.
Above-mentioned anode ground bed 209 is in impressed current cathodic protection system, and electric current introduces the electric conductor in soil；Soil is sent into by 209 electric currents of anode ground bed, the protection object in soil flows into protection zone, make protection subject surface carry out cathodic polarization, prevent electrochemical corrosion；Electric current is flowed into negative pole by protection object again and forms a loop, and this primary Ioops defines an electrolyzer；Protection object is negative pole in the loop, is in reducing environment, prevents corrosion, and anode ground bed 209 carries out oxidation reaction and corroded；Conventional anode ground bed 209 material includes, high-silicon cast iron, graphite, iron and steel, flexible anode etc..
In order to improve the stability of system, monitoring regulation device 16 also includes multiple diode being respectively arranged on each branch circuit, and this diode has unilateral conduction, when there being electric current to export on circuit, and this diode current flow；When not having electric current to export on circuit, this diode is not turned on；When there being reverse current on circuit, this diode is not turned on；The effect of this diode is to prevent electric current of playing a reversed role.In actual application, this diode can also be common silicone tube, it is possible to use the polarity of silicone tube, allows silicone tube turn on when there being electric current to export, and otherwise silicone tube is not led, and prevents electric current of playing a reversed role.
In the said structure of the present embodiment, anode regulation and control module adjusts the potential difference of output by adjusting, change the mode of connection, makes the electric current of branch circuit of correspondence mate with the current potential of the protection object in protection zone；Diode on each branch circuit is possible to prevent electric current of playing a reversed role, and improves the safety and stability of device；Said structure can adjust current potential quickly and easily, to improve the cathodic protection effect of protection zone.
Needing be monitored and conflux in view of system circuit, the present embodiment, on the basis of said system, also includes with lower module: cathode current tandem module 206, this module electrically connects with the input of potentiostat 12；Cathode current tandem module 206 inputs to potentiostat 12 for the electric current in each loop merges into total current；Cathode current monitoring modular 207, this module electrically connects with cathode current tandem module；Cathode current monitoring modular 207 is for monitoring point electric current in each protection object loop in protection zone; the monitoring result in loop is transmitted to remote equipment 211; this remote equipment 211 can be same equipment with said distal ends equipment 203, can be two different equipment.
In the said system of the present embodiment; by cathode current tandem module 206 and cathode current monitoring modular 207; the electric current of each branch circuit can be monitored; monitoring result is transmitted to remote equipment 211; and point electric current in each protection object loop in protection zone is merged into total current, monitoring mode is more convenient, quick.
Above-mentioned cathode current tandem module 206 could be for the binding post confluxed, above-mentioned binding post is the sheet metal that a row is enclosed in inside ambroin, two ends are the most porose may be inserted into wire, has screw for fastening or unclamping, it is not necessary to they are welded or is intertwined；Above-mentioned binding post has certain compression joint area, it is ensured that reliable contacts, and guarantees by enough electric currents；The kind of above-mentioned binding post, including fence type connecting terminal, spring binding post, rail mounted binding post, wall-through wire connecting terminal, photoelectric coupling type binding post etc..
Cathode current monitoring modular 207 is current monitor, and this current monitor can be current diverter；Above-mentioned current diverter is the resistance that a resistance is the least, the electric current of output on each branch circuit, produces potential difference through diverter, in order to gather the current signal on each branch road.Under normal circumstances, above-mentioned current diverter, it is for increasing backflow resistance and to arrange, respectively protects the protected effect of object with the size balance protection zone of back flow current resistance.
Cathode current monitoring modular 207 also includes the display unit of the monitoring result for showing duplexure, and this display unit may refer to pin type display unit, LED-type display unit, liquid crystal display etc..
In the said system of the present embodiment; by cathode current tandem module 206 and cathode current monitoring modular 207; the electric current of each branch circuit can be monitored, by monitoring result transmission to remote equipment 211, and point electric current in each protection object loop in protection zone is merged into total current；The contact of above-mentioned binding post is reliable, can meet substantial amounts of wire interconnection；Above-mentioned current diverter can gather the current signal of each parallel circuit；Above-mentioned display unit can show current signal；Said structure can convenient, carry out the monitoring of cathodic protection process quickly, the most time saving and energy saving.
In view of in associated cathode resist technology; typically require staff be in the action detection just can know; detection mode is relatively time-consuming arduously; and change can not be adjusted directly, efficiently; this utility model embodiment is on the basis of said system; also include: negative electrode regulation and control module 208; this negative electrode regulation and control module 208 has multiple input and multiple outfan; negative electrode regulation and control module 208 is electrically connected with the outfan of cathode current monitoring modular 207 by input, and the outfan of negative electrode regulation and control module 208 electrically connects with protection object 210.
Negative electrode regulation and control module 208, for the potential difference by adjusting, change mode of connection adjustment input, makes the electric current of branch circuit of correspondence mate with the current potential of the protection object in protection zone.
Fig. 4 shows that a kind of negative electrode that this utility model embodiment is provided regulates and controls the structure chart of module 208, negative electrode regulation and control module 208 has multiple input and multiple outfan, figure illustrates as a example by 5, the corresponding outfan of each input, connects between every pair of outfan and outfan and has pressure drop device；Pressure drop produced by each pair of pressure drop device between outfan and outfan is different; when the protection object that wire is connected needs to adjust pressure drop; to meet different pressure drop output demands, and then the cathodic protection effect of protection zone can be improved by the way of changing, adjusting wiring.Under normal circumstances, negative electrode regulation and control module 208 is the monitoring regulation and control after the cathode current conduct radiation that anode ground bed produces forms protected effect；Because anode ground bed produces cathode current and often shielded by non-protected metal object, affect protected effect, so arranging negative electrode regulation and control module.
In the said structure of the present embodiment, negative electrode regulation and control module 208 adjusts the potential difference of input by adjusting, change the mode of connection, makes the electric current of branch circuit of correspondence mate with the current potential of the protection object in protection zone；Said structure can adjust current potential quickly and easily, to improve the cathodic protection effect of protection zone.
Above-mentioned zone cathodic protection monitoring regulator control system is on-line operation in the cathodic protection of region; the electric current of energy each branch of directly monitoring in time; decrease the detection at protection object and just can know that the workload of protected effect everywhere; also super protection and place under proteciton and the blind area of protection can and be found; each electric current put can be regulated by arranging in device uniform simultaneously; promote protected effect, reduce the investment being further added by the change protection of cathodic protection facility.
Unless specifically stated otherwise, the parts illustrated the most in these embodiments are not limiting as scope of the present utility model with relative step, numerical expression and the numerical value of step.
Monitoring regulation device in the present embodiment is to apply in the cathodic protection of region; corresponding is irregular a plurality of pipeline; potentiostat input cathode current tandem module, cathode current monitoring modular and negative electrode regulation and control module in monitoring regulation device is connected to pipeline; a plurality of pipeline can arrange multiple confluence; it is wired to regulation device respectively; the loop of back flow current is adjusted by the method adjusting wiring; changing the current potential size at protection object, the effect current potential at protection object is nagative potential.
Being provided with multiple anode ground bed in the cathodic protection of region, according to the size of pipeline installation position Yu surrounding soil resistivity, the place that anode ground bed is arranged also is irregular, does not has the set-up site of standard.The electric current of potentiostat outfan output through the monitoring anode current tandem module of regulation device, anode current monitoring modular and anode regulation and control module, is wired on the anode of anode ground bed often organized export.The cathode current that anode ground bed produces is that conduct radiation produces protected effect again to pipe surface under the effect of soil media; effect current potential at protection object is nagative potential; the standard of the effect above can be-0.85V to-0.12V; when some places protected effect is defeated by-0.12V; cathode current is excessive; when the effect of some places is just in-0.85V, cathode current is too small, changes cathode current conduct radiation direction and position with adjusting mode of connection.
In all examples being illustrated and described herein, any occurrence should be construed as merely exemplary rather than as limiting, and therefore, other examples of exemplary embodiment can have different values.
Above; it is only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; any those familiar with the art is in the technical scope that this utility model discloses; change can be readily occurred in or replace, all should contain within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with scope of the claims.
Claims (10)
1. a region cathodic protection monitoring regulator control system, including potentiostat, it is characterised in that also include the monitoring regulation device being arranged between described potentiostat and protection zone；
Described monitoring regulation device shunts for the electric current exporting described potentiostat, and monitors the electric current of shunting Hou Ge branch, transmits monitoring result to remote equipment.
System the most according to claim 1, it is characterised in that described monitoring regulation device includes: anode current diverter module and anode current monitoring modular；
Described anode current diverter module electrically connects with the outfan of described potentiostat, and described anode current monitoring modular electrically connects with described anode current diverter module；
Described anode current diverter module is for being divided into multiple branch circuit by the way circuit that described potentiostat exports；Monitoring result, for monitoring the electric current of each branch circuit, is transmitted to remote equipment by described anode current monitoring modular.
System the most according to claim 2, it is characterised in that described anode current diverter module is the binding post for shunting, and described anode current monitoring modular is current monitor.
System the most according to claim 2, it is characterised in that described anode current monitoring modular also includes the display unit for showing described monitoring result.
System the most according to claim 2, it is characterised in that described monitoring regulation device also includes that anode regulates and controls module；
Described anode regulation and control module has multiple input and multiple outfan, described anode regulation and control module to be electrically connected with the outfan of described anode current monitoring modular by described input, and the outfan of described anode regulation and control module electrically connects with anode ground bed；
Described anode regulation and control module, for the potential difference by adjusting, change mode of connection adjustment output, makes the electric current of branch circuit of correspondence mate with the current potential of the protection object in described protection zone.
System the most according to claim 2, it is characterised in that described monitoring regulation device also includes multiple diode being respectively arranged on each described branch circuit.
System the most according to claim 1, it is characterised in that described monitoring regulation device also includes cathode current monitoring modular, cathode current tandem module；
Described cathode current tandem module electrically connects with the input of described potentiostat, and described cathode current monitoring modular electrically connects with described cathode current tandem module；
The monitoring result in described loop, for monitoring point electric current in each protection object loop in described protection zone, is transmitted to described remote equipment by described cathode current monitoring modular；
Described cathode current tandem module for merging into total current input to described potentiostat by the electric current in each described loop.
System the most according to claim 7, it is characterised in that described cathode current tandem module is the binding post for confluxing, and described cathode current monitoring modular is current monitor.
System the most according to claim 7, it is characterised in that described monitoring regulation device also includes that negative electrode regulates and controls module；
Described negative electrode regulation and control module has multiple input, described negative electrode regulation and control module to be electrically connected with the outfan of described cathode current monitoring modular by described input, and the outfan of described negative electrode regulation and control module electrically connects with the protection object in described protection zone；
Described negative electrode regulation and control module, for the potential difference by adjusting, change mode of connection adjustment output, makes the electric current of duplexure of correspondence mate with the current potential of the protection object in described protection zone.
System the most according to claim 7, it is characterised in that described cathode current monitoring modular also includes the display unit of the monitoring result for showing described duplexure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620215774.0U CN205616949U (en) | 2016-03-21 | 2016-03-21 | Regional cathodic protection prison measure and regulate accuse system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620215774.0U CN205616949U (en) | 2016-03-21 | 2016-03-21 | Regional cathodic protection prison measure and regulate accuse system |
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| CN205616949U true CN205616949U (en) | 2016-10-05 |
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| CN201620215774.0U Withdrawn - After Issue CN205616949U (en) | 2016-03-21 | 2016-03-21 | Regional cathodic protection prison measure and regulate accuse system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105603438A (en) * | 2016-03-21 | 2016-05-25 | 天津隆顺技术服务有限公司 | Regional cathodic protection system |
| CN108149257A (en) * | 2018-01-09 | 2018-06-12 | 大连科迈尔防腐科技有限公司 | Marine jacket platform impressed current cathodic protection monitor control system |
| CN112760653A (en) * | 2019-11-01 | 2021-05-07 | 中国石油天然气股份有限公司 | Current control method and device in cathodic protection system |
-
2016
- 2016-03-21 CN CN201620215774.0U patent/CN205616949U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105603438A (en) * | 2016-03-21 | 2016-05-25 | 天津隆顺技术服务有限公司 | Regional cathodic protection system |
| CN105603438B (en) * | 2016-03-21 | 2018-06-26 | 天津隆顺技术服务有限公司 | Region cathodic protection monitoring regulator control system |
| CN108149257A (en) * | 2018-01-09 | 2018-06-12 | 大连科迈尔防腐科技有限公司 | Marine jacket platform impressed current cathodic protection monitor control system |
| CN112760653A (en) * | 2019-11-01 | 2021-05-07 | 中国石油天然气股份有限公司 | Current control method and device in cathodic protection system |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20161005 Effective date of abandoning: 20180626 |
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| AV01 | Patent right actively abandoned |