CN205556786U - Alternating current-direct current channel separation type intelligent cathodic protection potential data acquisition instrument - Google Patents
Alternating current-direct current channel separation type intelligent cathodic protection potential data acquisition instrument Download PDFInfo
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- CN205556786U CN205556786U CN201620370961.6U CN201620370961U CN205556786U CN 205556786 U CN205556786 U CN 205556786U CN 201620370961 U CN201620370961 U CN 201620370961U CN 205556786 U CN205556786 U CN 205556786U
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Abstract
The utility model discloses an AC/DC channel separation type intelligent cathodic protection potential data acquisition instrument, which comprises a signal preprocessing unit, a power module and a central data processing unit; the signal preprocessing unit divides an input signal output channel into two paths, one path of output channel is connected with the input end of the direct current processing unit, the other path of output channel is connected with the input end of the alternating current processing unit, the output ends of the direct current processing unit and the alternating current processing unit are mutually connected with the central data processing unit, the other input ends of the direct current processing unit and the alternating current processing unit are connected with an internal reference voltage stabilization source, the central data processing unit is also mutually connected with a data storage, a data communication interface and a real-time clock, and a power supply module is connected with the signal preprocessing unit, the central data processing unit, the direct current processing unit and the alternating current processing unit. The method can not only effectively monitor the cathodic protection potential for a long time with low cost, but also simultaneously discover direct current interference and alternating current interference and monitor for a long time.
Description
Technical field
This utility model belongs to electronic technology field, particularly relates to a kind of alternating current-direct current passage divergence type intelligence cloudy
Pole protection potential data collecting instrument.
Background technology
Cathodic protection is a kind of for protecting buried steel pipe to avoid or slowing down the common technology of corrosion；One
In the case of as, by regulating the output of potentiostat so that the current potential of protected pipeline exists
-0.85～-1.25V；Specify by SY/T 5919, each test pile use every month circuit tester zero frequency span and
A portable reference electrode current potential of test；This method efficiency is low, and monthly only has data, because of
This data volume is the least, can not represent the current potential tendency of the whole month completely.And it is dry to measure exchange completely
Disturb.Also it is could to find with fortune DC influence.Therefore can not for a long time cathodic protection potential be entered
Row low cost is effectively monitored.
Utility model content
This utility model is in order to solve above-mentioned technical problem, it is provided that a kind of alternating current-direct current passage divergence type intelligence
Cathodic protection potential data collecting instrument, can not only carry out low cost to cathodic protection potential for a long time and have
The monitoring of effect, and solve and the most only measure the problem that the data volume once brought is the least, next direct current
Component is measured with AC compounent, measures more effectively.
This utility model is to be achieved through the following technical solutions:
A kind of alternating current-direct current passage divergence type intelligent cathode protection potential data collecting instrument, including Signal Pretreatment
Unit, power module and central data processing unit；Described Signal Pretreatment unit is defeated by input signal
Going out passage and be divided into two-way, a road output channel is connected with direct current processing unit input, and the output of another road is logical
Road with exchange processing unit input be connected, direct current processing unit with exchange processing unit outfan all with in
Centre data processing unit be connected alternately, direct current processing unit with another input exchanging processing unit with interior
Portion is connected with reference to source of stable pressure, and on central data processing unit, the most mutual connection has data storage, data logical
Communication interface and real-time clock, power module and Signal Pretreatment unit, central data processing unit, direct current
Processing unit and exchange processing unit are the most connected.
Described direct current processing unit, is used for recording DC component and being AD converted direct current signal.
Described exchange processing unit, for recording the virtual value of AC compounent and carrying out AC signal
AD conversion.
Described data storage is FLASH memory.
Described data communication interface is blue-teeth data communication interface.
This data collecting instrument one end is connected with long effective reference electrode, and one end is connected with test pile, this data acquisition
It is additionally provided with data collection instrument on collection instrument.
Compared with prior art, this utility model has a following useful technique effect:
The alternating current-direct current passage divergence type intelligent cathode protection potential data collecting instrument that this utility model provides, fortune
By modern electronic technology, direct current channel can be divided at low cost to measure with communication channel, no simultaneously
But it is provided that long data monitoring, and DC influence and AC influence can be found simultaneously, solve
The most only measure the problem that the data volume once brought is the least, thus can describe negative electrode the most all sidedly
The effect of protection, it is achieved that for a long time cathodic protection potential is carried out low cost and effectively monitor.Its
Secondary DC component is measured with AC compounent, measures more effectively.
Accompanying drawing explanation
The alternating current-direct current passage divergence type intelligent cathode protection potential data acquisition that Fig. 1 provides for this utility model
Instrument internal frame diagram；
Fig. 2 is the connected mode schematic diagram of this instrument.
Detailed description of the invention
Below in conjunction with specific embodiment, this utility model is described in further detail, described in be to this
The explanation of utility model rather than restriction.
See Fig. 1 to Fig. 2, a kind of alternating current-direct current passage divergence type intelligent cathode protection potential data collecting instrument,
Including Signal Pretreatment unit, power module and central data processing unit；Described Signal Pretreatment list
Unit input signal output channel is divided into two-way, a road output channel be used for recording DC component and to directly
The stream direct current processing unit input that is AD converted of signal is connected, another road output channel be used for remembering
The virtual value recording AC compounent and the exchange processing unit input phase that AC signal is AD converted
Even, direct current processing unit is all connected with central data processing unit alternately with exchanging processing unit outfan,
Direct current processing unit is connected with internal reference source of stable pressure with another input exchanging processing unit, central authorities' number
FLASH memory, blue-teeth data communication interface and real-time clock is had according to the most mutual connection on processing unit,
Power module and Signal Pretreatment unit, central data processing unit, direct current processing unit and exchange place
Reason unit is the most connected.
Seeing Fig. 2, this data collecting instrument one end is connected with long effective reference electrode, and one end is connected with test pile,
Data collection instrument it is additionally provided with on this data collecting instrument.
The workflow of this Acquisition Instrument is as follows: input signal is nondestructively divided into two-way by Signal Pretreatment unit,
Respectively enteing direct current processing unit and exchange processing unit, wherein exchange processing unit will record AC compounent
Virtual value；Direct current signal and AC signal are AD converted respectively in two processing units, Change-over knot
Fruit is write FLASH memory by central data processing unit.Central data processing unit is according to the reality in machine
Instrument is timed and wakes up up by Shi Shizhong.The effect of blue-teeth data communication interface is this instrument and outside
Data collection instrument is connected, and carrying out data derives and clock-inside calibration etc..
First replace portable reference electrode with long effective reference electrode during use, and be connected with this instrument, group
Become fixing measurement loop.After instrument is powered on and is configured by data collection instrument, will be at next integral point
Start working.When needing to collect data, by data collection instrument (with Android mobile phone as platform) and this instrument
It is connected, and performs data-collection command, data collection in instrument can be will be stored in in mobile phone.Received
Collect to data can be carried out Treatment Analysis by computer.
Measure with carrying out DC component and AC compounent simultaneously, cathodic protection potential can be improved greatly
Monitoring effect, thus change the office that special instrument and the talent must be relied on just to carry out AC influence measurement
Face, carries out reducing management cost.
The using method of this instrument: a, this instrument is connected with long effective reference electrode；B, use bluetooth are incited somebody to action
Android mobile phone carries out communication with instrument and is connected, and initializes；C, instrument are by automatically and time mobile phone is carried out
Clock synchronizes, and is acquired from next integral point subsequently, gathers 120 seconds every time, and then dormancy is whole to next
Point.D, data collection are also carried out by special mobile phone, can collect the data of 1 month to 12 months.e、
Process the data conversion storage in mobile phone to PC is analyzed.
This alternating current-direct current passage divergence type intelligent cathode protection potential data collecting instrument, uses modern electronics skill
Art, can divide direct current channel to measure with communication channel at low cost simultaneously, is not only provided that long-time
Data monitoring, and DC influence and AC influence can be found simultaneously, solve and the most only measure once
The problem that the data volume brought is the least, thus can describe the effect of cathodic protection the most all sidedly, real
Show and for a long time cathodic protection potential has been carried out low cost and effectively monitor.Secondly DC component with
AC compounent is measured, and measures more effectively.
Of the present utility model ultimate principle and principal character and of the present utility model excellent have more than been shown and described
Point.Skilled person will appreciate that of the industry, this utility model is not restricted to the described embodiments, above-mentioned
Principle of the present utility model is simply described, without departing from this utility model described in embodiment and description
On the premise of spirit and scope, this utility model also has various changes and modifications, these changes and improvements
In the range of both falling within claimed this utility model.This utility model claims scope by appended power
Profit claim and equivalent thereof define.
Claims (6)
1. an alternating current-direct current passage divergence type intelligent cathode protection potential data collecting instrument, it is characterised in that
Including Signal Pretreatment unit, power module and central data processing unit；Described Signal Pretreatment list
Input signal output channel is divided into two-way by unit, and a road output channel is connected with direct current processing unit input,
Another road output channel with exchange processing unit input be connected, direct current processing unit with exchange processing unit
Outfan is all connected alternately with central data processing unit, and direct current processing unit is another with exchange processing unit
One input is connected with internal reference source of stable pressure, and on central data processing unit, the most mutual connection has data to deposit
At reservoir, data communication interface and real-time clock, power module and Signal Pretreatment unit, central data
Reason unit, direct current processing unit and exchange processing unit are the most connected.
Alternating current-direct current passage divergence type intelligent cathode protection potential data acquisition the most according to claim 1
Instrument, it is characterised in that described direct current processing unit, is used for recording DC component and entering direct current signal
Row AD conversion.
Alternating current-direct current passage divergence type intelligent cathode protection potential data the most according to claim 1 and 2
Acquisition Instrument, it is characterised in that described exchange processing unit, for record AC compounent virtual value and
AC signal is AD converted.
Alternating current-direct current passage divergence type intelligent cathode protection potential data acquisition the most according to claim 1
Instrument, it is characterised in that described data storage is FLASH memory.
Alternating current-direct current passage divergence type intelligent cathode protection potential data acquisition the most according to claim 1
Instrument, it is characterised in that described data communication interface is blue-teeth data communication interface.
Alternating current-direct current passage divergence type intelligent cathode protection potential data acquisition the most according to claim 1
Instrument, it is characterised in that this data collecting instrument one end is connected with long effective reference electrode, one end and test pile phase
Even, this data collecting instrument is additionally provided with data collection instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620370961.6U CN205556786U (en) | 2016-04-27 | 2016-04-27 | Alternating current-direct current channel separation type intelligent cathodic protection potential data acquisition instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620370961.6U CN205556786U (en) | 2016-04-27 | 2016-04-27 | Alternating current-direct current channel separation type intelligent cathodic protection potential data acquisition instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205556786U true CN205556786U (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620370961.6U Expired - Fee Related CN205556786U (en) | 2016-04-27 | 2016-04-27 | Alternating current-direct current channel separation type intelligent cathodic protection potential data acquisition instrument |
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| Country | Link |
|---|---|
| CN (1) | CN205556786U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105887096A (en) * | 2016-04-27 | 2016-08-24 | 天津智晟济科技发展有限公司 | Alternating current-direct current channel separation type intelligent cathodic protection potential data acquisition instrument |
-
2016
- 2016-04-27 CN CN201620370961.6U patent/CN205556786U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105887096A (en) * | 2016-04-27 | 2016-08-24 | 天津智晟济科技发展有限公司 | Alternating current-direct current channel separation type intelligent cathodic protection potential data acquisition instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20190427 |