Monitoring device for current emitted by sacrificial anode of ocean platform

Abstract

The utility model relates to the technical field of sacrificial anode monitoring, and discloses a monitoring device for current emitted by a sacrificial anode of an ocean platform, which comprises a sacrificial anode body, a mounting plate fixedly mounted on the side wall of the sacrificial anode body, and a connecting flange fixedly mounted at the bottom of the mounting plate, the sacrificial anode comprises a sacrificial anode body and a monitoring assembly arranged at the side position of the sacrificial anode body, the monitoring assembly comprises a monitoring mechanism arranged at the side position of the sacrificial anode body, the monitoring assembly comprises a detection system, the monitoring mechanism comprises a stabilizing part and a signal conditioner, the stabilizing part is fixedly installed at the top of the sacrificial anode body, and the signal conditioner is fixedly installed at the bottom of the sacrificial anode body. And a current sensor body is fixedly mounted at the other end of the stabilizing piece. The sacrificial anode protection system solves the problems that an existing sacrificial anode protection system lacks an effective current monitoring means, the real-time condition of current emitted by a sacrificial anode cannot be accurately known, and the working state of the sacrificial anode is difficult to judge in time.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of sacrificial anode monitoring, in particular to a monitoring device for current emitted by a sacrificial anode of an offshore platform. BACKGROUND

[0002] In offshore oil exploitation, offshore platforms are generally made of steel, and seawater has strong corrosiveness to steel. In order to protect the steel from corrosion, the steel is generally protected by reducing the potential of the steel. Common methods include impressed current and sacrificial anode, and the sacrificial anode cathodic protection method is more commonly used. The material of the sacrificial anode is usually an aluminum-based alloy or a zinc-based alloy. The amount of the sacrificial anode is generally determined by calculation according to design parameters. The actual current emitted by the sacrificial anode on the offshore platform is an important design parameter.

[0003] The existing sacrificial anode protection system lacks effective current monitoring means, and cannot accurately know the real-time situation of the current emitted by the sacrificial anode, so it is difficult to timely judge the working state of the sacrificial anode. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a monitoring device for current emitted by a sacrificial anode of an offshore platform, to solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a monitoring device for current emitted by a sacrificial anode of an offshore platform, comprising a sacrificial anode body,

[0006] a mounting plate fixedly installed on the side wall of the sacrificial anode body;

[0007] a connecting flange fixedly installed at the bottom of the mounting plate;

[0008] and a monitoring assembly arranged at the side position of the sacrificial anode body;

[0009] The monitoring assembly comprises a monitoring mechanism arranged at the side position of the sacrificial anode body.

[0010] The monitoring assembly comprises a detection system.

[0011] Preferably, the monitoring mechanism comprises a stabilizing member and a signal conditioner. The stabilizing member is fixedly installed at the top of the sacrificial anode body. The other end of the stabilizing member is fixedly installed with a current sensor body. The signal conditioner is fixedly installed at the top of the sacrificial anode body. The side wall of the signal conditioner is installed with a controller body. The other end of the controller body is fixedly installed with a storage device. The other end of the storage device is fixedly installed with a communication block.

[0012] Preferably, the number of the stabilizing pieces is two, and the two stabilizing pieces are respectively located at two sides of the current sensor body.

[0013] Preferably, the current sensor body is signal-connected with the sacrificial anode body, and the current sensor body is signal-connected with the signal conditioner.

[0014] Preferably, the detection system comprises a current sensor module, an output end of the current sensor module is signal-connected with a signal conditioning module, an output end of the signal conditioning module is signal-connected with a controller module, an output end of the controller module is signal-connected with a data storage module, and an output end of the data storage module is signal-connected with a communication module.

[0015] Preferably, the current sensor is a high-precision and low-power Hall effect current sensor, and the model of the sensor is ACS.

[0016] Preferably, the number of the mounting plates is two, the two mounting plates are equal in shape and size, and the two mounting plates are symmetrically arranged relative to a middle surface of the sacrificial anode body in a left-right direction.

[0017] The utility model provides a kind of monitoring device of ocean platform sacrificial anode emitted current. With the following beneficial effects:

[0018] (1), the utility model discloses a current sensor body is accurately collected the current signal emitted by sacrificial anode body, since the signal can be relatively weak and exist noise, by signal conditioner circuit amplification and filtering, controller body analog signal is converted into digital signal, and then data processing is carried out, such as calculating the average value, fluctuation range etc.

[0019] (2), the utility model discloses by setting stabilizing piece can effectively improve the stability of current sensor body when working, and it is convenient for operator to better use device. ACCURACY

[0020] Fig. 1 It is appearance structure schematic diagram of the utility model;

[0021] Fig. 2 It is structure schematic diagram of the utility model monitoring mechanism;

[0022] Fig. 3 It is a frame schematic view of the detection system of the utility model.

[0023] In the figure: 1, the sacrificial anode body; 2, mounting plate; 3, connecting flange; 4, monitoring assembly; 41, monitoring mechanism; 411, current sensor body; 412, stabilizing member; 413, signal conditioner; 414, controller body; 415, storage; 416, communication block; 42, detection system; 421, current sensor module; 422, signal conditioning module; 423, controller module; 424, data storage module; 425, communication module. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0025] Examples of the described embodiments are shown in the accompanying drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and are intended to explain the utility model, and cannot be understood as limiting the utility model.

[0026] In order to have a clearer understanding of the technical features, purposes and effects of the utility model, the specific implementation manners of the utility model will be described with reference to the drawings.

[0027] Embodiment 1: the preferred embodiment of the monitoring device for the current emitted by the sacrificial anode of the offshore platform provided by the utility model Figs. 1-3 As shown: a monitoring device for the current emitted by the sacrificial anode of the offshore platform, comprising a sacrificial anode body 1,

[0028] The mounting plate 2 is fixedly installed on the side wall of the sacrificial anode body 1, the number of the mounting plate 2 is two, the shape and size of the two mounting plates 2 are equal, and the two mounting plates 2 are symmetrically arranged relative to the middle surface of the sacrificial anode body 1 in the left-right direction;

[0029] The connecting flange 3 is fixedly installed on the bottom of the mounting plate 2;

[0030] And the monitoring assembly 4 arranged at the side position of the sacrificial anode body 1;

[0031] The monitoring assembly 4 comprises a monitoring mechanism 41 arranged at the side position of the sacrificial anode body 1;

[0032] The monitoring assembly 4 comprises a detection system 42.

[0033] The monitoring mechanism 41 comprises a stabilizer 412 and a signal conditioner 413, the stabilizer 412 is fixedly installed at the top of the sacrificial anode body 1, the other end of the stabilizer 412 is fixedly installed with a current sensor body 411, the signal conditioner 413 is fixedly installed at the top of the sacrificial anode body 1, the sidewall of the signal conditioner 413 is installed with a controller body 414, the other end of the controller body 414 is fixedly installed with a storage 415, and the other end of the storage 415 is fixedly installed with a communication block 416.

[0034] In the embodiment, the number of the stabilizers 412 is two, and the two stabilizers 412 are located at two side positions of the current sensor body 411.

[0035] Further, the current sensor body 411 is signal-connected with the sacrificial anode body 1, and the current sensor body 411 is signal-connected with the signal conditioner 413.

[0036] In the embodiment, the number of the stabilizers 412 is two, and the two stabilizers 412 are located at two side positions of the current sensor body 411. Figs. 1-3 As shown in the figure, the detection system 42 comprises a current sensor module 421, the output end of the current sensor module 421 is signal-connected with a signal conditioning module 422, the output end of the signal conditioning module 422 is signal-connected with a controller module 423, the output end of the controller module 423 is signal-connected with a data storage module 424, and the output end of the data storage module 424 is signal-connected with a communication module 425.

[0037] In the embodiment, the current sensor can be selected from a high-precision and low-power Hall effect current sensor, and the model of the sensor is ACS712, the signal of the controller body 414 is an ARM Cortex M3 core single-chip microcomputer, and the model of the signal conditioner 413 is LM358.

[0038] The current sensor body 411 is arranged to accurately collect the current signal emitted by the sacrificial anode body 1, the signal can be weak and has noise, the signal conditioner 413 circuit is arranged to amplify and filter the signal, the controller body 414 is arranged to convert an analog signal into a digital signal, and then data processing is performed, such as calculating the average value and fluctuation range of the current, the storage 415 is arranged to save the data, and finally the communication module 425 in the communication block 416 is arranged to transmit the data to a monitoring end, so that an operator can timely understand the current output condition of the sacrificial anode, and thus the working state of the sacrificial anode can be judged, such as whether the sacrificial anode needs to be replaced or not.

[0039] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

[0040] The above merely shows the preferred embodiments of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent substitutions or changes to the technical range disclosed by the present application according to the technical scheme and the inventive concept of the present application, which should be covered in the protection scope of the present application.

Claims

1. A kind of ocean platform sacrificial anode emits current monitoring device, comprising sacrificial anode body (1), The mounting plate (2) fixedly installed in the side wall of the sacrificial anode body (1); The connecting flange (3) fixedly installed in the bottom of the mounting plate (2); And monitoring assembly (4) is arranged in the side position of the sacrificial anode body (1);Its characterized in that: The monitoring assembly (4) includes monitoring mechanism (41) arranged in the side position of sacrificial anode body (1); The monitoring assembly (4) includes detection system (42).

2. A device for monitoring the current output of a sacrificial anode of an offshore platform according to claim 1, characterized in that: The monitoring mechanism (41) includes stabilizer (412) and signal conditioner (413), the stabilizer (412) is fixedly installed in the top of sacrificial anode body (1), the other end of the stabilizer (412) is fixedly installed with current sensor body (411), the signal conditioner (413) is fixedly installed in the top of sacrificial anode body (1), the side wall of the signal conditioner (413) is installed with controller body (414), the other end of the controller body (414) is fixedly installed with storage (415), the other end of the storage (415) is fixedly installed with communication block (416).

3. A device for monitoring the current output of a sacrificial anode of an offshore platform according to claim 2, characterized in that: The number of stabilizer (412) is two, and two stabilizers (412) are located in the two sides of current sensor body (411).

4. A device for monitoring the current output of a sacrificial anode of an offshore platform according to claim 3, characterized in that: The current sensor body (411) is connected with the sacrificial anode body (1) by signal, and the current sensor body (411) is connected with the signal conditioner (413) by signal.

5. A device for monitoring the current output of a sacrificial anode of an offshore platform according to claim 4, characterized in that: The detection system (42) includes current sensor module (421), the output of the current sensor module (421) is connected with signal conditioning module (422) by signal, the output of the signal conditioning module (422) is connected with controller module (423) by signal, the output of the controller module (423) is connected with data storage module (424) by signal, and the output of the data storage module (424) is connected with communication module (425) by signal.

6. A device for monitoring the current output of a sacrificial anode of an offshore platform according to claim 5, characterized in that: The current sensor can be selected high-precision, low-power Hall effect current sensor, and the type is ACS712 sensor.

7. A device for monitoring the current output of a sacrificial anode of an offshore platform according to claim 1, characterized in that: The number of mounting plate (2) is two, the shape and size of two mounting plate (2) are equal, and two mounting plate (2) are symmetrically arranged relative to the middle surface of sacrificial anode body (1) in left-right direction.

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