CN205139252U - On -line monitoring system of high temperature fused salt conductivity - Google Patents
On -line monitoring system of high temperature fused salt conductivity Download PDFInfo
- Publication number
- CN205139252U CN205139252U CN201520827848.1U CN201520827848U CN205139252U CN 205139252 U CN205139252 U CN 205139252U CN 201520827848 U CN201520827848 U CN 201520827848U CN 205139252 U CN205139252 U CN 205139252U
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- measurement section
- cell device
- fused salt
- conductivity cell
- support portion
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Abstract
The utility model relates to an on -line monitoring system of high temperature fused salt conductivity to how to solve the problem of the conductivity of real -time measurement high temperature fused salt. This system includes: the conductance cell device for measure fused salt resistance, the acquisition and analysis device, with the conductance cell device is connected, is used for real -time collection conductance cell device measuring fused salt resistance, according to fused salt resistance calculates the fused salt conductivity. The utility model discloses a fused salt resistance is measured to the conductance cell device, adopts the acquisition and analysis device to carry out the work of real -time acquisition and analysis, obtains real -time fused salt conductivity, therefore obtain the fused salt conductivity along with the time change curve, reflects industrial field's fused salt state in real time.
Description
Technical field
The utility model relates to conductance of molten salt rate detection technique field, especially relates to a kind of on-line monitoring system of high-temperature molten salt conductivity.
Background technology
Conductivity is one of important physical character of fused salt, but due to the high temperature of fused salt and corrosivity, and the measurement of its conductivity comparatively Normal Atmospheric Temperature Liquid wants difficult.Conventional conductance of molten salt rate measuring method has Kelvin bridge method, resistance bridge method, four electrode method, AC impedence method etc., and these methods can adapt to different molten salt systems in laboratory conditions.Nineteen nineties proposes one and continuously changes cell constant of conductometric vessel method (ContinuouslyVaryingCellConstant, be called for short CVCC method), the method has got around the electrochemical principle of AC impedance spectrometry profundity, and more accurate than bridge method, the accuracy requirement of general scientific experiment can be met.
Above method is the method in laboratory measurement conductance of molten salt rate, need sample independent heating during measurement, cannot reflect the fused salt state of industry spot in real time.
Utility model content
Technical problem to be solved in the utility model how to measure the conductivity of high-temperature molten salt in real time.
For solving the problems of the technologies described above, the utility model proposes a kind of on-line monitoring system of high-temperature molten salt conductivity.This system comprises:
Conductivity cell device, for measuring fused salt resistance;
Acquisition and analysis device, is connected with described conductivity cell device, for the fused salt resistance that conductivity cell device described in Real-time Collection is measured, according to described fused salt resistance calculations conductance of molten salt rate.
Further, this system also comprises:
Temperature sensor, is fixed on described conductivity cell device, for measuring temperature of molten salt;
Temperature sampler, is connected to described temperature sensor and described acquisition and analysis device, for the temperature of molten salt of described temperature sensor measurement is sent to described acquisition and analysis device;
Described acquisition and analysis device is also for analyzing the change of described conductance of molten salt rate with temperature of molten salt.
Further, this system also comprises:
Motion control device, for controlling the measurement action of described conductivity cell device, makes conductivity cell device complete surveying work.
Further, described motion control device comprises: jacking gear, mechanical-stretching arm and rotary clamp;
Described jacking gear comprises leading screw and drives the servomotor of described screw turns;
One end of described mechanical-stretching arm is connected with the leading screw of described jacking gear, and the other end is connected with described rotary clamp;
The turning part that described rotary clamp comprises clamping part and is connected with described clamping part, described clamping part is for clamping described conductivity cell device, and described turning part is for controlling the rotational angle of described conductivity cell device.
Further, this system also comprises:
Supervising device, is connected to described motion control device, for controlling the rotational angle of the rotating speed of servomotor in described jacking gear, the collapsing length of telescopic arm and rotary clamp, and monitors the measuring process of described conductivity cell device.
Further, described conductivity cell device comprises: measurement section and support portion, and described measurement section is arranged on described support portion by connecting portion is dismountable.
Further, described connecting portion comprises: one is communicated with storehouse, two clamping elements and two fixtures;
Described connection storehouse is for being communicated with the insulation kapillary of described measurement section and described support portion;
One in clamping element described in two for clamping described measurement section, another is for clamping described support portion;
One in fixture described in two for clamping element described in being fixed to the one end in described connection storehouse, another is for being fixed to the other end in described connection storehouse by clamping element described in another.
Further, described measurement section and support portion include the insulation kapillary that has two parallel channels, and the passage of described measurement section and the passage one_to_one corresponding of described support portion are arranged,
Be provided with a potential electrode in each passage of described measurement section, the measure traverse line be connected with potential electrode described in each is located in the respective channel of described measurement section and support portion.
Further, the insulation kapillary outer wall of described support portion and described measurement section is provided with protective sleeve;
Wherein, the protective sleeve of described measurement section is horn-like.
Further, described measurement section protective sleeve and insulation kapillary on all offer air hole.
The utility model adopts conductivity cell device to measure fused salt resistance, adopts acquisition and analysis device to carry out Real-time Collection analytical work, obtains real-time conductance of molten salt rate, thus obtain conductance of molten salt rate curve over time, in real time the fused salt state of reflection industry spot.
Accompanying drawing explanation
Can understanding characteristic information of the present utility model clearly and advantage by reference to accompanying drawing, accompanying drawing is schematic and should not be construed as and carry out any restriction to the utility model, in the accompanying drawings:
Fig. 1 illustrates the structured flowchart of on-line monitoring system one embodiment according to the utility model high-temperature molten salt conductivity;
Fig. 2 shows the structural representation of a kind of measuring sonde in the utility model;
Fig. 3 shows the structural representation of a kind of connecting portion in the utility model;
Fig. 4 shows the structural representation of a kind of potential electrode in the utility model;
Fig. 5 shows the structural representation of the integrated analysis opertaing device in the utility model;
Fig. 6 shows the structural representation of a kind of motion control device in the utility model;
Reference numeral:
1-measure traverse line; 2-fastening pressure cap; The protective sleeve of 3-support portion; 4-insulate kapillary; 5-connecting portion; 6-air hole; 7-potential electrode; The protective sleeve of 8-measurement section; 9-temperature sensor; 10-is communicated with storehouse; 11-clamping element; 12-fixture; 13-supervising device; 14-acquisition and analysis device; 15-inverter; 16-Temperature sampler; 17-battery; 18-charger; 19-mechanical-stretching arm; 20-servomotor; 21-leading screw; 22-rotary clamp.
Embodiment
In order to more clearly understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from other modes described here and implement, and therefore, protection domain of the present utility model is not by the restriction of following public specific embodiment.
The utility model provides a kind of on-line monitoring system of high-temperature molten salt conductivity, as shown in Figure 1, comprising:
Conductivity cell device, for measuring fused salt resistance;
Acquisition and analysis device, is connected with described conductivity cell device, for the fused salt resistance that conductivity cell device described in Real-time Collection is measured, according to described fused salt resistance calculations conductance of molten salt rate.
Conductivity cell device in the utility model is conductivity electrode, probe or sensor, for gathering conductivity relevant parameters data.Acquisition and analysis device can adopt LCR measuring instrument and LCR measuring instrument.The power-supply device of acquisition and analysis device can comprise battery, charger and deliver the inverter of stream for direct current.
The utility model adopts conductivity cell device to measure fused salt resistance, adopts acquisition and analysis device to carry out Real-time Collection analytical work, obtains real-time conductance of molten salt rate, thus obtain conductance of molten salt rate curve over time, in real time the fused salt state of reflection industry spot.
Further, as shown in Figure 1, 2, this system also can comprise:
Temperature sensor 9, is fixed on described conductivity cell device, for measuring temperature of molten salt;
Temperature sampler, is connected to described temperature sensor and described acquisition and analysis device, for the temperature of molten salt of described temperature sensor measurement is sent to described acquisition and analysis device;
Described acquisition and analysis device is also for analyzing the change of described conductance of molten salt rate with temperature of molten salt.
Arrow in Fig. 1 represents the direction that signal circulates.Due to the difference of temperature of molten salt, certain impact can be produced to conductance of molten salt rate, therefore utility model can utilize temperature sensor, Temperature sampler and acquisition and analysis device to obtain conductance of molten salt rate variation with temperature curve, obtains the impact of temperature of molten salt on conductance of molten salt rate.Wherein temperature sensor can adopt K type nickel chromium-nickel silicon thermocouple or S type platinum rhodium-platinum thermocouple.As shown in Figure 2, temperature sensor and conductivity cell device form a measuring sonde, measure the conductivity correlation parameter under temperature of molten salt and this temperature of molten salt.
In actual quoting, can the surveying work of manual operation conductivity cell device, certainly Mechanical course can also be adopted, such as motion control device, this device can be used for the measurement action controlling described conductivity cell device, make conductivity cell device complete surveying work, make surveying work mechanization, robotization, reduce manual labor.
As shown in Figure 6, described motion control device can comprise: jacking gear, mechanical-stretching arm 19 and rotary clamp 22;
Described jacking gear comprises leading screw 21 and drives the servomotor 20 of described screw turns;
One end of described mechanical-stretching arm is connected with the leading screw of described jacking gear, and the other end is connected with described rotary clamp;
The turning part that described rotary clamp 22 comprises clamping part and is connected with described clamping part, described clamping part is for clamping described conductivity cell device, and described turning part is for controlling the rotational angle of described conductivity cell device.
Servomotor rotates, and drives screw turns, and leading screw driving mechanical telescopic arm is elevated.Mechanical-stretching arm can stretch, and changes its extension elongation.Rotary clamp is responsible for clamping conductivity cell device, and drives conductivity cell device to horizontally rotate.Therefore, the height of conductivity cell device, the position of level, angle can regulate, and have been convenient to surveying work.
In specific implementation process, one supervising device can be set, this supervising device is connected to motion control device, for controlling the rotational angle of the rotating speed of servomotor in described jacking gear, the collapsing length of telescopic arm and rotary clamp, and monitor the measuring process of described conductivity cell device, thus realize the complete mechanical of measurement and the visual of measuring process.
As shown in Figure 2, the structure of the conductivity cell device in the utility model can comprise:
Measurement section and support portion, described measurement section is arranged on described support portion by connecting portion 5 is dismountable.
Conductivity cell device in use, inevitably by high-temperature molten salt corrosion, causes cell constant of conductometric vessel change and cause measuring error.The utility model is connected dismountable to measurement section and support portion, after measurement section is corroded, only can change measurement section, need not change whole conductance cell.
Wherein, as shown in Figure 3, described connecting portion can comprise: one is communicated with storehouse 10, two clamping element 11 and two fixtures 12;
Described connection storehouse is for being communicated with the insulation kapillary of described measurement section and described support portion;
One in clamping element described in two for clamping described measurement section, another is for clamping described support portion;
One in fixture described in two for clamping element described in being fixed to the one end in described connection storehouse, another is for being fixed to the other end in described connection storehouse by clamping element described in another.
Clamped by measurement section one clamping element, another clamping section, support portion clamps, and then two clamping sections is arranged on the two ends being communicated with storehouse, then by fixture, clamping element is fixed to connection storehouse, and clamping element is to measurement section or support portion clamping simultaneously.Fixture adopts nut.
The structure of this connecting portion is simple, installation or removal are convenient.
According to Fig. 2, a kind of structure of conductivity cell device is introduced below:
Described measurement section and support portion include the insulation kapillary 4 that has two parallel channels, and the passage of described measurement section and the passage one_to_one corresponding of described support portion are arranged,
Be provided with a potential electrode 7 in each passage of described measurement section, the measure traverse line 1 be connected with potential electrode described in each is located in the respective channel of described measurement section and support portion.
Known by above structure, conductivity cell device is twin-core structure, and the parts had have two insulate kapillary, two measure traverse lines, two potential electrode, and potential electrode and potential electrode connect one to one.Insulation kapillary can adopt high temperature resistant, coefficient of thermal expansion is low, the material of resistance to fused salt corrosion is made, such as corundum or high purity quartz.Measure traverse line and potential electrode are resistant material, as tungsten, nickel, platinum etc.
By acquisition and analysis device, HF voltage are applied to two potential electrode, measure the resistance of fused salt, and then according to the cell constant of conductometric vessel of measurement section, just can determine the conductivity of fused salt.
The insulation kapillary outer wall of described support portion and described measurement section is provided with protective sleeve, the inner structure of conductivity cell device is protected, make it the environment more adapting to industry spot.Wherein, protective sleeve 3 upper end of support portion utilizes fastening pressure cap 2 it to be connected with the insulation kapillary of support portion, and the protective sleeve of measurement section adopts fastening bolt it to be connected with the insulation kapillary of measurement section.During in order to measurement section be inserted in fused salt, not affect the measurement of measurement section and reusing, the lower end of protective sleeve 8 is arranged to horn-like.Because trumpet-shaped protective sleeve can prevent from carrying fused salt when measurement section is extracted from fused salt, also prevent between the insulation kapillary of measurement section and protective sleeve, being mingled with fused salt and cause changing fused salt.As shown in Figure 4, potential electrode can adopt cross electrode, can ensure the circulation of air.
In addition, the protective sleeve of described measurement section and insulation kapillary can all offer air hole 6, original air in conductivity cell device when being measured by air hole discharge.Also have; as shown in Figure 5; together with acquisition and analysis device 14 in the utility model, Temperature sampler 16, power-supply device (comprising battery 17, charger 18 and inverter 15) and supervising device 13 accessible site; form the integrated analysis opertaing device of a set of entirety, and adopt the material with magnetic field defencive function as device housings.
Although describe embodiment of the present utility model by reference to the accompanying drawings, but those skilled in the art can make various modifications and variations when not departing from spirit and scope of the present utility model, such amendment and modification all fall into by within claims limited range.
Claims (10)
1. an on-line monitoring system for high-temperature molten salt conductivity, is characterized in that, comprising:
Conductivity cell device, for measuring fused salt resistance;
Acquisition and analysis device, is connected with described conductivity cell device, for the fused salt resistance that conductivity cell device described in Real-time Collection is measured, according to described fused salt resistance calculations conductance of molten salt rate.
2. system according to claim 1, is characterized in that, also comprises:
Temperature sensor, is fixed on described conductivity cell device, for measuring temperature of molten salt;
Temperature sampler, is connected to described temperature sensor and described acquisition and analysis device, for the temperature of molten salt of described temperature sensor measurement is sent to described acquisition and analysis device;
Described acquisition and analysis device is also for analyzing the change of described conductance of molten salt rate with temperature of molten salt.
3. system according to claim 1 and 2, is characterized in that, also comprises:
Motion control device, for controlling the measurement action of described conductivity cell device, makes conductivity cell device complete surveying work.
4. system according to claim 3, is characterized in that, described motion control device comprises: jacking gear, mechanical-stretching arm and rotary clamp;
Described jacking gear comprises leading screw and drives the servomotor of described screw turns;
One end of described mechanical-stretching arm is connected with the leading screw of described jacking gear, and the other end is connected with described rotary clamp;
The turning part that described rotary clamp comprises clamping part and is connected with described clamping part, described clamping part is for clamping described conductivity cell device, and described turning part is for controlling the rotational angle of described conductivity cell device.
5. system according to claim 4, is characterized in that, also comprises:
Supervising device, is connected to described motion control device, for controlling the rotational angle of the rotating speed of servomotor in described jacking gear, the collapsing length of telescopic arm and rotary clamp, and monitors the measuring process of described conductivity cell device.
6. system according to claim 1 and 2, is characterized in that, described conductivity cell device comprises: measurement section and support portion, and described measurement section is arranged on described support portion by connecting portion is dismountable.
7. system according to claim 6, is characterized in that, described connecting portion comprises: one is communicated with storehouse, two clamping elements and two fixtures;
Described connection storehouse is for being communicated with the insulation kapillary of described measurement section and described support portion;
One in clamping element described in two for clamping described measurement section, another is for clamping described support portion;
One in fixture described in two for clamping element described in being fixed to the one end in described connection storehouse, another is for being fixed to the other end in described connection storehouse by clamping element described in another.
8. system according to claim 6, is characterized in that,
Described measurement section and support portion include the insulation kapillary that has two parallel channels, and the passage of described measurement section and the passage one_to_one corresponding of described support portion are arranged,
Be provided with a potential electrode in each passage of described measurement section, the measure traverse line be connected with potential electrode described in each is located in the respective channel of described measurement section and support portion.
9. system according to claim 8, is characterized in that, the insulation kapillary outer wall of described support portion and described measurement section is provided with protective sleeve;
Wherein, the protective sleeve of described measurement section is horn-like.
10. system according to claim 9, is characterized in that, the protective sleeve of described measurement section and insulation kapillary all offer air hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520827848.1U CN205139252U (en) | 2015-10-23 | 2015-10-23 | On -line monitoring system of high temperature fused salt conductivity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520827848.1U CN205139252U (en) | 2015-10-23 | 2015-10-23 | On -line monitoring system of high temperature fused salt conductivity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205139252U true CN205139252U (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520827848.1U Withdrawn - After Issue CN205139252U (en) | 2015-10-23 | 2015-10-23 | On -line monitoring system of high temperature fused salt conductivity |
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| Country | Link |
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| CN (1) | CN205139252U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334394A (en) * | 2015-10-23 | 2016-02-17 | 国联汽车动力电池研究院有限责任公司 | Online monitoring system for conductivity of high-temperature fused salt |
| CN109781616A (en) * | 2017-11-13 | 2019-05-21 | 广西大学 | It is a kind of for detecting the experimental rig corroded in molten salt reactor and detection method |
-
2015
- 2015-10-23 CN CN201520827848.1U patent/CN205139252U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334394A (en) * | 2015-10-23 | 2016-02-17 | 国联汽车动力电池研究院有限责任公司 | Online monitoring system for conductivity of high-temperature fused salt |
| CN105334394B (en) * | 2015-10-23 | 2018-09-14 | 国联汽车动力电池研究院有限责任公司 | The on-line monitoring system of high-temperature molten salt conductivity |
| CN109781616A (en) * | 2017-11-13 | 2019-05-21 | 广西大学 | It is a kind of for detecting the experimental rig corroded in molten salt reactor and detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160406 Effective date of abandoning: 20180914 |