CN105925990A - Offshore wind power foundation cathode protection remote monitoring device and method - Google Patents
Offshore wind power foundation cathode protection remote monitoring device and method Download PDFInfo
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- CN105925990A CN105925990A CN201610406799.3A CN201610406799A CN105925990A CN 105925990 A CN105925990 A CN 105925990A CN 201610406799 A CN201610406799 A CN 201610406799A CN 105925990 A CN105925990 A CN 105925990A
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- offshore wind
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- C—CHEMISTRY; METALLURGY
- C23—COATING 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
- C23F—NON-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
- C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
- C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
- C23F13/06—Constructional parts, or assemblies of cathodic-protection apparatus
- C23F13/08—Electrodes specially adapted for inhibiting corrosion by cathodic protection; Manufacture thereof; Conducting electric current thereto
- C23F13/22—Monitoring arrangements therefor
Abstract
The invention provides an offshore wind power foundation cathode protection remote monitoring device and method, and belongs to the field of offshore engineering structure cathode protection and detection. The device comprises cathode protection monitoring hosts, testing cables, liquid level sensors, floating type electric potential sensors, fixed type electric potential sensors and testing piles. Each testing assembly is formed by the corresponding testing pile, the corresponding liquid level sensor, the corresponding floating type electric potential sensor and the corresponding fixed type electric potential sensor, wherein the liquid level sensor, the floating type electric potential sensor and the fixed type electric potential sensor are arranged on the testing pile. The cathode protection monitoring hosts are correspondingly distributed in offshore wind power tower drums. Each cathode protection monitoring host is connected to the corresponding testing assembly and a corresponding offshore wind power foundation though the corresponding testing cable. According to the offshore wind power foundation cathode protection remote monitoring device and method, cathode protection electric potential data of a tide level change area can be accurately obtained in real time through the floating type electric potential sensors and the liquid level sensors, and the wind power foundation cathode protection effect assessment accuracy is effectively improved. The offshore wind power foundation cathode protection remote monitoring device has the beneficial effects of being simple in structure, easy and convenient to operate, high in universality and the like and is suitable for cathode protection effect monitoring of various offshore engineering structures.
Description
Technical field
The present invention relates to offshore engineering structure cathodic protection detection technique field, specifically a kind of for sea
The remote monitoring device of upper wind-powered electricity generation fixed base structure cathode protecting state monitoring the most in real time and monitoring thereof
Method.
Background technology
Wind energy on the sea is a kind of safe and clean, stable regenerative resource, be alleviate current energy source shortage,
Solve the strategic choice of problem of environmental pollution, it has also become the important component part of various countries' new energy development.Marine
Wind turbines, as the critical facility of wind energy on the sea development and utilization, is chronically at the corrosivity ocean ring of harshness
In border, its reliability and durability receive significant attention.Wind power foundation structure is the important of offshore wind farm unit
Ingredient, in marine environment complicated and changeable, subject such as unit gravity, wind, wave, stream, ice,
Earthquake, SEA LEVEL VARIATION, wash away and wash in a pan mechanics and the effect of environmental load such as erosion, sea organism attachment, mistake under arms
Journey inevitably produces etching problem.At present, the wind power foundation structure of Offshore Winds is mainly with fixed
Structure is main, such construct trans marine atmosphere zone, waves splash about district, sea water Tidal zone, water immersion district
And five, Ni Xia district, seabed zone, corrosive environment differs greatly, and metal material is in the corrosion characteristics of different zone
Different with corrosion rate.For controlling the corrosion of wind power foundation structure, generally use corrosion-inhibiting coating and negative electrode
Protecting united anti-corrosion measure, its protected effect can be evaluated by parameters such as protection potentials.The moon in early days
Pole protection detection simply uses manual type to measure protection potential, there is significant limitation.Along with
Automatization and the development of informationization technology, cathodic protection on-line monitoring technique development is ripe, and progressively should
Cathode protecting state for some offshore engineering structures is monitored.Patent CN201220653244.6 and
CN201320291556.1 discloses a kind of offshore wind power foundation structure cathode monitoring for protection device and sea respectively
Upper wind power foundation cathodic protection monitoring reference electrode, it is achieved that wind power foundation cathodic protection potential remotely from
Dynamicization detects.But the negative electrode that fixed wind power foundation structure is under the effect of tide, when high tide level and low tide
Protected area difference is relatively big, and cathodic protection potential exists larger difference, up to more than 100mV, at wind-powered electricity generation
The tidal level fluctuation zone on basis, just tidal level day and night changes with tide, and cathodic protection potential monitors difficulty in real time,
And only the protected effect of wind power foundation cannot be carried out accurate evaluation by the detection of several fixing point current potentials,
Even produce bigger erroneous judgement, therefore need cathodic protection monitoring device is improved, it is achieved wind power foundation tide
The accurately detection of fluctuation zone, position cathodic protection potential and the accurate evaluation of Global Macros effect.
Summary of the invention
The technical assignment of the present invention is to enter in tidal level fluctuation zone for the fixed base structure of existing offshore wind turbine
The technical barrier of row cathodic protection potential monitoring the most in real time, it is provided that a kind of offshore wind power foundation resistance pole protection is remote
Journey monitoring device and monitoring method thereof.This device cathodic protection monitoring main frame is by test cable and multiple floatings
Formula is connected with fixed potentiometric sensor, liquid level sensor, it is achieved wind power foundation structure cathode protection potential and
Automatically the gathering of tide level data, change, store and remote transmission.
The technical solution adopted for the present invention to solve the technical problems is:
1, the present invention provides a kind of offshore wind power foundation cathodic protection remote monitoring device, including cathodic protection
Monitoring main frame, test cable, liquid level sensor, floating type potentiometric sensor, fixed potentiometric sensor and
Test pile, test pile is fixed on sea bed or offshore wind power foundation, and test pile passes with liquid level mounted thereto
Sensor, floating type potentiometric sensor and fixed potentiometric sensor constitute a test suite, wherein:
Cathodic protection monitoring main frame correspondence is distributed in each offshore wind farm tower, cathodic protection monitoring main frame with
Host computer communicates, and cathodic protection monitoring main frame is connected to described test suite with every by test cable
On individual offshore wind power foundation, the quantity of test suite is at least one, and is distributed in each offshore wind power foundation
Around；
Liquid level sensor is positioned at one end of test pile, for measuring the tide level on sea level；
Floating type potentiometric sensor slides and is located on test pile, and it floats on sea level by natural buoyancy, and with tide
Position change moves up and down along test pile, for measuring the cathodic protection potential data of tidal level fluctuation zone；
Fixed potentiometric sensor is positioned at the bottom of test pile or is positioned in sea bed, is used for measuring Ni Xia district, seabed
Cathodic protection potential data.
Concrete, described liquid level sensor is installed on top or the bottom of test pile.
Concrete, described floating type potentiometric sensor includes that buoyancy housing, buoyancy housing inner route clapboard are separated into
Buoyancy cavity and for accommodating the half-cell chamber of Inner electrolysis matter, fills buoyant material, half electricity in buoyancy cavity
Cell cavity room opening is sealed by porous septum, and the built-in reference electrode of half-cell chamber, reference electrode is by sealing material
Material is packaged in buoyancy housing, and draws lead-in wire and be connected to described test cable.
Wherein, buoyant material can be in polyurethane foam, epoxy foams, hollow glass micropearl etc.
At least one, buoyancy housing can be at least one in fiberglass, ABS, PVC etc..
Concrete, described fixed potentiometric sensor includes that counterweight housing, counterweight housing inner route clapboard are separated into
Counterweight chamber and for accommodating the half-cell chamber of Inner electrolysis matter, counterweight intracavity fills weight material, half electricity
Cell cavity room opening is sealed by porous septum, and the built-in reference electrode of half-cell chamber, reference electrode is by sealing material
Material is packaged in counterweight housing, and draws lead-in wire and be connected to described test cable.
Concrete, described buoyancy housing is spherical or elliposoidal.
Concrete, described buoyancy housing has central hole structure, and floating type potentiometric sensor is sliding by central hole structure
Move and be inlaid on test pile.
Concrete, at least one in high purity zinc or silver/silver halide of described reference electrode, reference electrode
Can be same material or foreign material.
Concrete, described cathodic protection monitoring main frame includes protection cabinet, protection cabinet onboard data collection control
Molding block, multichannel I/O module, test cable terminals, display module, communication module, memory module
And power module:
Data acquisition and control module is by controlling multichannel I/O module, to being connected to test cable terminals
Liquid level sensor, floating type potentiometric sensor, fixed potentiometric sensor be controlled and data acquisition and turn
Change, and realized locally stored, the display and remotely of data by memory module, display module and communication module
Transmission；
Power module is for providing electric power to each functional module in protection cabinet.
Concrete, the horizontal range on described test suite installation site distance offshore wind power foundation surface is less than 2
Rice.
2, the present invention separately provides a kind of offshore wind power foundation cathodic protection remote monitoring method, including walking as follows
Rapid:
S1, cathodic protection monitoring main frame correspondence is arranged on each blower fan tower barrel, multiple cathodic protection monitorings
Main frame is connected control by host computer respectively；
S2, all configuring one or uniform multiple test suite on each offshore wind power foundation, cathodic protection is supervised
Survey main frame to be passed with liquid level sensor, floating type potentiometric sensor, fixed current potential by test cable terminals
The test cable of sensor is connected, by data acquisition and control module by controlling multichannel I/O module, to even
Be connected to the liquid level sensor of test cable terminals, floating type potentiometric sensor, fixed potentiometric sensor enter
Row Control & data acquisition and conversion, and realize data by memory module, display module and communication module
Locally stored, display and remote transmission；
S3, host computer remotely receive the running status of cathodic protection monitoring main frame, for offshore wind power foundation tidal level
The detection of fluctuation zone cathodic protection potential and Global Macros effect provide reference.
A kind of offshore wind power foundation cathodic protection remote monitoring device of the present invention and monitoring method thereof are with existing
Technology provides the benefit that produced by comparing:
1,1 test pile of the present invention and 1 liquid level sensor of installation, 1 floating type potentiometric sensor,
1 fixed potentiometric sensor constitutes test suite, and test suite is arranged on around offshore wind power foundation, position
Putting the horizontal range with offshore wind power foundation surface and should be less than 2 meters, each offshore wind power foundation arranges 1 survey
Examination assembly or uniform multiple test suite；
2, a kind of offshore wind power foundation cathodic protection remote monitoring device of the present invention, supervises including cathodic protection
Survey main frame, test cable, liquid level sensor, floating type potentiometric sensor, fixed potentiometric sensor, survey
Test pile, cathodic protection monitoring main frame correspondence is distributed in each offshore wind farm tower, cathodic protection monitoring main frame
Being connected to test suite and each offshore wind power foundation by test cable, this device passes through floating type electricity
Level sensor and liquid level sensor can the most accurately obtain the cathodic protection potential data of tidal level fluctuation zone, it is achieved
Automatically the gathering, change, store and remotely pass of offshore wind power foundation cathodic protection potential and tide level data
Defeated；
3, the cathodic protection monitoring main frame of the present invention is provided with multichannel I/O module, test cable terminals can
From multiple liquid level sensors, multiple floating type potentiometric sensor, multiple fixed potentiometric sensor and different
The test cable of compound mode be connected；
Apparatus of the present invention pass through floating type potentiometric sensor and liquid level sensor, can the most accurately obtain tidal level and become
The cathodic protection potential data in dynamic district, solve fixed wind power foundation structure at tidal level fluctuation zone cathodic protection electricity
Position is difficult to the problem monitored in real time, is effectively improved the accuracy of wind power foundation cathodic protection recruitment evaluation；Its tool
Have the feature such as simple in construction, easy and simple to handle, highly versatile, it is adaptable to ocean engineering field bridge, harbour,
The cathodic protection of the fixed structure thing tidal level fluctuation zones such as platform monitoring the most in real time.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the present invention a kind of offshore wind power foundation cathodic protection remote monitoring device；
Accompanying drawing 2 is the structural representation of cathodic protection monitoring main frame involved in the present invention；
Accompanying drawing 3 is to cut open structural representation in floating type potentiometric sensor involved in the present invention；
Accompanying drawing 4 is the mounting structure schematic diagram of floating type potentiometric sensor involved in the present invention and test pile；
Accompanying drawing 5 is to cut open structural representation in fixed potentiometric sensor involved in the present invention.
In figure, 1, cathodic protection monitoring main frame, 2, test cable, 3, liquid level sensor, 4, floating type
Potentiometric sensor, 5, fixed potentiometric sensor, 6, test pile, 7, sea bed, 8, sea level, 9,
Offshore wind power foundation, 10, data acquisition and control module, 11, multichannel I/O module, 12, test cable
Terminals, 13, display module, 14, communication module, 15, memory module, 16, power module, 17,
Protection cabinet, 18, porous septum, 19, reference electrode, 20, encapsulant, 21, central hole structure, 22,
Dividing plate, 23, buoyancy housing, 24, buoyant material, 25, half-cell chamber, 26, counterweight housing, 27,
Weight material, 28, installing hole.
Detailed description of the invention
1-5 below in conjunction with the accompanying drawings, a kind of offshore wind power foundation cathodic protection remote monitoring device to the present invention
And monitoring method is described in detail below.
Embodiment one
As shown in accompanying drawing 1,2, a kind of offshore wind power foundation cathodic protection remote monitoring device of the present invention, bag
Include cathodic protection monitoring main frame 1, test cable 2, liquid level sensor 3, floating type potentiometric sensor 4, fix
Middle Eocene sensor 5 and test pile 6, test pile 6 is fixed on sea bed 7, for liquid level sensor 3, floating type
Potentiometric sensor 4 and fixed potentiometric sensor 5 provide and support, and test pile 6 passes with liquid level mounted thereto
Sensor 3, floating type potentiometric sensor 4 and fixed potentiometric sensor 5 constitute a test suite.Wherein:
Cathodic protection monitoring main frame 1 correspondence is distributed in each offshore wind farm tower, cathodic protection monitoring main frame 1
Communicating with host computer, cathodic protection monitoring main frame 1 is connected to described test suite by test cable 2
With on each offshore wind power foundation 9, wherein, the quantity of test suite is one, and is distributed in each sea
Around, the horizontal range on its installation site distance offshore wind power foundation 9 surface is 2 meters to wind power foundation 9.
Cathodic protection monitoring main frame 1 includes protection cabinet 17, protection cabinet 17 onboard data acquisition controlling mould
Block 10, multichannel I/O module 11, test cable terminals 12, display module 13, communication module 14,
Memory module 15 and power module 16.Protection cabinet 17 is for protecting for its interior each functional module；
Data acquisition and control module 10 is by controlling multichannel I/O module 11, to being connected to test cable terminals
The liquid level sensor 3 of 12, floating type potentiometric sensor 4, fixed potentiometric sensor 5 are controlled and number
According to gathering and conversion, and realized the basis of data by memory module 15, display module 13 and communication module 14
Ground storage, display and remote transmission；Power module 16 is for providing each functional module in protection cabinet 17
Electric power.
Liquid level sensor 3 is installed on the top of test pile 6, for measuring the tide level on sea level 8.
Certainly, involved liquid level sensor 3 can also be arranged on the bottom of test pile 6.
As shown in accompanying drawing 1,3,4, floating type potentiometric sensor 4 slides and is located on test pile 6, and it leans on self
Buoyancy floats on sea level 8, and moves up and down along test pile 6 with tidal level change, for measuring tidal level fluctuation zone
Cathodic protection potential data.Concrete, this floating type potentiometric sensor 4 includes buoyancy housing 23, buoyancy shell
Body 23 is in elliposoidal and has central hole structure 21, and floating type potentiometric sensor 4 slides embedding by central hole structure 21
It is contained on test pile 6.Buoyancy housing 23 inner route clapboard 22 is separated into buoyancy cavity and for accommodating Inner electrolysis
The half-cell chamber 25 of matter, fills buoyant material 24 in buoyancy cavity, half-cell chamber 25 opening by porous every
Film 18 seals, the built-in reference electrode of half-cell chamber 25 19, and reference electrode 19 is a high purity zinc, reference electricity
Pole 19 is packaged in buoyancy housing 23 by encapsulant 20, and draws lead-in wire and be connected to described test cable 2.
As shown in accompanying drawing 1,5, fixed potentiometric sensor 5 is installed on the bottom of test pile 6 by installing hole 28,
For measuring the cathodic protection potential data in Ni Xia district, seabed.Concrete, fixed potentiometric sensor 5 includes
Counterweight housing 26, counterweight housing 26 inner route clapboard 22 is separated into counterweight chamber and for accommodating Inner electrolysis matter
Half-cell chamber 25, counterweight intracavity filling weight material 27, half-cell chamber 25 opening is by porous septum 18
Sealing, the built-in reference electrode of half-cell chamber 25 19, reference electrode 19 is a high purity zinc, reference electrode 19
It is packaged in counterweight housing 26 by encapsulant 20, and draws lead-in wire and be connected to described test cable 2.
It should be noted that test pile 6 involved in the present invention is not limited to be fixed on sea bed 7, it is also possible to
It is fixed on offshore wind power foundation 9.Involved fixed potentiometric sensor 5 is not limited to be installed on test pile 6
Bottom, it is also possible to be fixed in sea bed 7.Involved buoyancy housing 23 can be fiberglass, ABS, PVC
At least one in Deng, buoyancy housing 23 is not limited to elliposoidal, it is also possible to for spherical.Involved buoyancy material
Material 24 can be at least one in polyurethane foam, epoxy foams, hollow glass micropearl etc..Involved
And encapsulant 20 be at least one in epoxy resin or rubber.
A kind of offshore wind power foundation cathodic protection remote monitoring method of the present invention, comprises the steps:
S1, cathodic protection monitoring main frame 1 correspondence being arranged on each blower fan tower barrel, multiple cathodic protections are supervised
Survey main frame 1 and connected control by host computer respectively；
S2, on each offshore wind power foundation 9, all configure a test suite, cathodic protection monitoring main frame 1
By test cable terminals 12 and 3, floating type potentiometric sensor of a liquid level sensor 4,
The test cable 2 of fixed potentiometric sensor 5 is connected, by data acquisition and control module 10 by controlling
Multichannel I/O module 11, to being connected to the liquid level sensor 3 of test cable terminals 12, floating type electricity
Level sensor 4, fixed potentiometric sensor 5 are controlled and data acquisition and conversion, and by storage mould
Block 15, display module 13 and communication module 14 realize locally stored, display and the remote transmission of data；
S3, host computer remotely receive the running status of cathodic protection monitoring main frame 1, for offshore wind power foundation 9
The detection of tidal level fluctuation zone cathodic protection potential and Global Macros effect provide reference.
Embodiment two
As shown in accompanying drawing 1,2, a kind of offshore wind power foundation cathodic protection remote monitoring device of the present invention, bag
Include cathodic protection monitoring main frame 1, test cable 2, liquid level sensor 3, floating type potentiometric sensor 4, fix
Middle Eocene sensor 5 and test pile 6, test pile 6 is fixed on sea bed 7, for liquid level sensor 3, floating type
Potentiometric sensor 4 and fixed potentiometric sensor 5 provide and support, and four constitute a test suite.Wherein:
Cathodic protection monitoring main frame 1 correspondence is distributed in each offshore wind farm tower, cathodic protection monitoring main frame 1
Communicating with host computer, cathodic protection monitoring main frame 1 is connected to described test suite by test cable 2
With on each offshore wind power foundation 9, wherein, the quantity of test suite is eight, and is distributed on each sea
Around, the horizontal range on its installation site distance offshore wind power foundation 9 surface is 0.3 meter to wind power foundation 9.
Cathodic protection monitoring main frame 1 includes protection cabinet 17, protection cabinet 17 onboard data acquisition controlling mould
Block 10, multichannel I/O module 11, test cable terminals 12, display module 13, communication module 14,
Memory module 15 and power module 16.Protection cabinet 17 is for protecting for its interior each functional module；
Data acquisition and control module 10 is by controlling multichannel I/O module 11, to being connected to test cable terminals
The liquid level sensor 3 of 12, floating type potentiometric sensor 4, fixed potentiometric sensor 5 are controlled and number
According to gathering and conversion, and realized the basis of data by memory module 15, display module 13 and communication module 14
Ground storage, display and remote transmission；Power module 16 is for providing each functional module in protection cabinet 17
Electric power.
Liquid level sensor 3 is installed on the top of test pile 6, for measuring the tide level on sea level 8.
Certainly, involved liquid level sensor 3 can also be arranged on the bottom of test pile 6.
As shown in accompanying drawing 3,4, floating type potentiometric sensor 4 slides and is located on test pile 6, and it leans on natural buoyancy
Float on sea level 8, and move up and down along test pile 6 with tidal level change, for measuring the negative electrode of tidal level fluctuation zone
Protection potential data.Concrete, this floating type potentiometric sensor 4 includes buoyancy housing 23, buoyancy housing 23
In elliposoidal and have a central hole structure 21, floating type potentiometric sensor 4 is slided by central hole structure 21 and is inlaid in
On test pile 6.Buoyancy housing 23 inner route clapboard 22 is separated into buoyancy cavity and for accommodating Inner electrolysis matter
Half-cell chamber 25, fills buoyant material 24 in buoyancy cavity, half-cell chamber 25 opening is by porous septum 18
Sealing, the built-in reference electrode of half-cell chamber 25 19, reference electrode 19 is three high purity zincs, reference electrode 19
It is packaged in buoyancy housing 23 by encapsulant 20, and draws lead-in wire and be connected to described test cable 2.
As shown in accompanying drawing 1,5, fixed potentiometric sensor 5 is installed on the bottom of test pile 6 by installing hole 28,
For measuring the cathodic protection potential data in Ni Xia district, seabed.Concrete, fixed potentiometric sensor 5 includes
Counterweight housing 26, counterweight housing 26 inner route clapboard 22 is separated into counterweight chamber and for accommodating Inner electrolysis matter
Half-cell chamber 25, counterweight intracavity filling weight material 27, half-cell chamber 25 opening is by porous septum 18
Sealing, the built-in reference electrode of half-cell chamber 25 19, reference electrode 19 is a high purity zinc, two silver/chlorine
Changing silver, reference electrode 19 is packaged in counterweight housing 26 by encapsulant 20, and draws lead-in wire and be connected to described
Test cable 2.
A kind of offshore wind power foundation cathodic protection remote monitoring method of the present invention, comprises the steps:
S1, cathodic protection monitoring main frame 1 correspondence being arranged on each blower fan tower barrel, multiple cathodic protections are supervised
Survey main frame 1 and connected control by host computer respectively；
S2, on each offshore wind power foundation 9 uniform eight test suites, cathodic protection monitoring main frame 1 leads to
Cross test cable terminals 12 and 3, eight floating type potentiometric sensors of eight liquid level sensors 4, eight are solid
The test cable 2 of fixed pattern potentiometric sensor 5 is connected, many by controlling by data acquisition and control module 10
Passage I/O module 11, to being connected to the liquid level sensor 3 of test cable terminals 12, floating type current potential
Sensor 4, fixed potentiometric sensor 5 are controlled and data acquisition and conversion, and pass through memory module
15, display module 13 and communication module 14 realize locally stored, display and the remote transmission of data；
S3, host computer remotely receive the running status of cathodic protection monitoring main frame 1, for offshore wind power foundation 9
The detection of tidal level fluctuation zone cathodic protection potential and Global Macros effect provide reference.
Claims (10)
1. an offshore wind power foundation cathodic protection remote monitoring device, it is characterised in that include that negative electrode is protected
Protect monitoring main frame, test cable, liquid level sensor, floating type potentiometric sensor, fixed potentiometric sensor
And test pile, test pile is fixed on sea bed or offshore wind power foundation, test pile and liquid level mounted thereto
Sensor, floating type potentiometric sensor and fixed potentiometric sensor constitute a test suite, wherein:
Cathodic protection monitoring main frame correspondence is distributed in each offshore wind farm tower, cathodic protection monitoring main frame with
Host computer communicates, and cathodic protection monitoring main frame is connected to described test suite with every by test cable
On individual offshore wind power foundation, the quantity of test suite is at least one, and is distributed in each offshore wind power foundation
Around；
Liquid level sensor is positioned at one end of test pile, for measuring the tide level on sea level；
Floating type potentiometric sensor slides and is located on test pile, and it floats on sea level by natural buoyancy, and with tide
Position change moves up and down along test pile, for measuring the cathodic protection potential data of tidal level fluctuation zone；
Fixed potentiometric sensor is positioned at the bottom of test pile or is positioned in sea bed, is used for measuring Ni Xia district, seabed
Cathodic protection potential data.
A kind of offshore wind power foundation cathodic protection remote monitoring device the most according to claim 1, its
Being characterised by, described cathodic protection monitoring main frame includes protection cabinet, protection cabinet onboard data acquisition controlling
Module, multichannel I/O module, test cable terminals, display module, communication module, memory module and
Power module:
Data acquisition and control module is by controlling multichannel I/O module, to being connected to test cable terminals
Liquid level sensor, floating type potentiometric sensor, fixed potentiometric sensor be controlled and data acquisition and turn
Change, and realized locally stored, the display and remotely of data by memory module, display module and communication module
Transmission；
Power module is for providing electric power to each functional module in protection cabinet.
A kind of offshore wind power foundation cathodic protection remote monitoring device the most according to claim 1, it is special
Levying and be, described floating type potentiometric sensor includes that buoyancy housing, buoyancy housing inner route clapboard are separated into buoyancy
Chamber and for accommodating the half-cell chamber of Inner electrolysis matter, fills buoyant material, half-cell chamber in buoyancy cavity
Room opening is sealed by porous septum, and the built-in reference electrode of half-cell chamber, reference electrode is sealed by encapsulant
It is loaded in buoyancy housing, and draws lead-in wire and be connected to described test cable.
A kind of offshore wind power foundation cathodic protection remote monitoring device the most according to claim 1, it is special
Levying and be, described fixed potentiometric sensor includes that counterweight housing, counterweight housing inner route clapboard are separated into counterweight
Chamber and for accommodating the half-cell chamber of Inner electrolysis matter, counterweight intracavity fills weight material, half-cell chamber
Room opening is sealed by porous septum, and the built-in reference electrode of half-cell chamber, reference electrode is sealed by encapsulant
It is loaded in counterweight housing, and draws lead-in wire and be connected to described test cable.
A kind of offshore wind power foundation cathodic protection remote monitoring device the most according to claim 3, it is special
Levying and be, described buoyancy housing is spherical or elliposoidal.
6. according to a kind of offshore wind power foundation cathodic protection remote monitoring device described in claim 3 or 5,
It is characterized in that, described buoyancy housing has central hole structure, and floating type potentiometric sensor is sliding by central hole structure
Move and be inlaid on test pile.
7. remotely monitor dress according to a kind of offshore wind power foundation cathodic protection described in claim 3 or 4 or 5
Put, it is characterised in that at least one in high purity zinc or silver/silver halide of described reference electrode.
8. according to a kind of offshore wind power foundation cathodic protection described in claim 1 or 2 or 3 or 4 or 5
Remote monitoring device, it is characterised in that described test suite installation site distance offshore wind power foundation surface
Horizontal range is less than 2 meters.
A kind of offshore wind power foundation cathodic protection remote monitoring device the most according to claim 1, its
Being characterised by, described liquid level sensor is installed on top or the bottom of test pile.
10. an offshore wind power foundation cathodic protection remote monitoring method, it is characterised in that include walking as follows
Rapid:
S1, cathodic protection monitoring main frame correspondence is arranged on each blower fan tower barrel, multiple cathodic protection monitorings
Main frame is connected control by host computer respectively；
S2, on each offshore wind power foundation, all configure the test suite described at least one claim 1,
Cathodic protection monitoring main frame passes through test cable terminals and liquid level sensor, floating type potentiometric sensor, consolidates
The test cable of fixed pattern potentiometric sensor is connected, by data acquisition and control module by controlling multichannel I/O
Module, to being connected to the liquid level sensor of test cable terminals, floating type potentiometric sensor, fixed electricity
Level sensor is controlled and data acquisition and conversion, and by memory module, display module and communication module
Realize locally stored, display and the remote transmission of data；
S3, host computer remotely receive the running status of cathodic protection monitoring main frame, for offshore wind power foundation tidal level
The detection of fluctuation zone cathodic protection potential and Global Macros effect provide reference.
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| CN201610406799.3A CN105925990B (en) | 2016-06-03 | 2016-06-03 | A kind of offshore wind power foundation cathodic protection remote monitoring device and its monitoring method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111286741A (en) * | 2020-03-24 | 2020-06-16 | 中核核电运行管理有限公司 | Floating type auxiliary anode mounting and fixing device |
| CN113356285A (en) * | 2021-06-24 | 2021-09-07 | 浙江华东测绘与工程安全技术有限公司 | Offshore wind power suction bucket jacket foundation safety monitoring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111286741A (en) * | 2020-03-24 | 2020-06-16 | 中核核电运行管理有限公司 | Floating type auxiliary anode mounting and fixing device |
| CN113356285A (en) * | 2021-06-24 | 2021-09-07 | 浙江华东测绘与工程安全技术有限公司 | Offshore wind power suction bucket jacket foundation safety monitoring device |
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| CN105925990B (en) | 2018-08-24 |
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