CN207396272U - A kind of solid-liquid two-phase mixture rate of settling tester - Google Patents
A kind of solid-liquid two-phase mixture rate of settling tester Download PDFInfo
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- CN207396272U CN207396272U CN201721194022.1U CN201721194022U CN207396272U CN 207396272 U CN207396272 U CN 207396272U CN 201721194022 U CN201721194022 U CN 201721194022U CN 207396272 U CN207396272 U CN 207396272U
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Abstract
The utility model belongs to rate of settling technical field of measurement and test, discloses a kind of solid-liquid two-phase mixture rate of settling tester, including：Computer main control software, sedimentation tester, heating measurement probe；Sedimentation tester includes Mersure Controler, environment temperature feedback module, constant current/constant voltage controllable electric power, power detection meter, analog information modulate circuit, analog/digital signal conversion device, Quick connector；Computer main control software connects Mersure Controler, heating measurement probe connection Quick connector.The utility model solves the problems, such as that the test solid-liquid two-phase mixture rate of settling lacks quantitative calculating, test period is longer, testing cost is higher, measuring accuracy is poor in the prior art, reach quantitative, continuously measured the rate of settling of solid-liquid two-phase mixture, and the physical property of sample and the technique effect of chemical property will not be destroyed.
Description
Technical field
The utility model is related to rate of settling technical field of measurement and test more particularly to a kind of solid-liquid two-phase mixture rates of settling
Tester.
Background technology
Currently used for the rate of settling of solid-liquid two-phase mixture and the measuring apparatus of settling phase and method, it is mainly based upon
Such as " visual observation method ", " inductance method ", " sediment hardness method ", " damper experimental method ".There is as follows for the above method
Defect：1st, the quantitative calculating to the measured object rate of settling is lacked；2nd, measuring principle is complicated, and measurement period is long, and test equipment is relatively high
It is expensive；3rd, measuring accuracy is poor.
Utility model content
The embodiment of the present application solves in the prior art by providing a kind of solid-liquid two-phase mixture rate of settling tester
Test the quantitative calculating of solid-liquid two-phase mixture rate of settling shortage, test period is longer, testing cost is higher, measuring accuracy is poor
The problem of.
The embodiment of the present application provides a kind of solid-liquid two-phase mixture rate of settling tester, including：Computer main control software,
Sedimentation tester, heating-measurement probe；
The sedimentation tester includes Mersure Controler, environment temperature feedback module, constant current/constant voltage controllable electric power, power
Detect meter, analog information modulate circuit, analog/digital signal conversion device, Quick connector；
The Mersure Controler respectively with the environment temperature feedback module, the constant current/constant voltage controllable electric power, the work(
Rate detection meter, analog/digital signal conversion device connection, the power detection meter and the constant current/constant voltage controllable electric power, institute
State Quick connector connection, the analog information modulate circuit and the analog/digital signal conversion device, the Quick connector
Connection；
The computer main control software connects the Mersure Controler, and the heating-measurement probe connects the fast quick access
Plug-in unit.
Preferably, the computer main control software presets test condition, and the test condition is inputted to the sedimentation
Tester；The test condition includes heating-measurement probe length, thermometric time step, measurement period.
Preferably, in the heating-measurement probe insertion sample, and according to the test condition to the detected sample
Product are heated.
Preferably, the computer main control software receives the test data of sample, and according to thermal conductivity method formula meter
Calculate the sinking speed of sample.
Preferably, the computer main control software can be drawn and export sediment density p-sedimentation time t curve, sediment
Thermal conductivity k- sedimentation times t curve, thermal conductivity k- sediment density p curves.
Preferably, the heating-measurement probe includes：Heater strip, temperature sensor, metal sleeve；
Heat-conducting insulation material is filled in the metal sleeve, for encapsulating the heater strip and the temperature sensor.
Preferably, the heater strip is resistance-type heater strip.
The one or more technical solutions provided in the embodiment of the present application, have at least the following technical effects or advantages：
In the embodiment of the present application, the test that the Mersure Controler in sedimentation tester is inputted according to computer main control software
The environment temperature of conditions and environment temperature feedback module input, controls constant current/constant voltage controllable electric power, by power detection meter, soon
Quick access plug-in unit is connected with heating-measurement probe, and heating-measurement probe is made to be heated by default to sample.Fast quick access
Plug-in unit receives sample temperature data by being connected with heating-measurement probe.Power detection meter receives heating-measurement and visits
The heating power of pin, and feed back to Mersure Controler.Sample temperature data is analog voltage signal data, through analog signal
After modulate circuit noise reduction, amplification, filtering, input to analog/digital signal conversion device and be converted to digital signal data；The number is believed
Number is inputted to Mersure Controler, feeds back to computer main control software, computer main control software is based on thermal conductivity method formula
Calculate the rate of settling of sample.The utility model, which is based on thermal conductivity method, can quantify, continuously measure solid-liquid two-phase mixtures
The rate of settling of object, and infall process is not interfered with during the test, the physical property and chemical property of sample will not be destroyed.
Description of the drawings
It, below will be to needed in embodiment description in order to illustrate more clearly of the technical solution in the present embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is one embodiment of the utility model, for this
For the those of ordinary skill of field, without creative efforts, others are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is a kind of structural representation for solid-liquid two-phase mixture rate of settling tester that the utility model embodiment provides
Figure.
Wherein, 1- computers main control software, 2- sedimentation testers, 3- heat-measure probe；
21- Mersure Controlers, 22- environment temperatures feedback module, 23- constant current/constant voltages controllable electric power, 24- power detections meter,
25- analog signal conditioners circuit, 26- analog/digital signal conversions device, 27- Quick connectors.
Specific embodiment
The embodiment of the present application solves in the prior art by providing a kind of solid-liquid two-phase mixture rate of settling tester
Test the quantitative calculating of solid-liquid two-phase mixture rate of settling shortage, test period is longer, testing cost is higher, measuring accuracy is poor
The problem of.
The technical solution of the embodiment of the present application is in order to solve the above technical problems, general thought is as follows：
A kind of solid-liquid two-phase mixture rate of settling tester, including：Computer main control software, sedimentation tester, heating-
Measure probe；
The sedimentation tester includes Mersure Controler, environment temperature feedback module, constant current/constant voltage controllable electric power, power
Detect meter, analog information modulate circuit, analog/digital signal conversion device, Quick connector；
The Mersure Controler respectively with the environment temperature feedback module, the constant current/constant voltage controllable electric power, the work(
Rate detection meter, analog/digital signal conversion device connection, the power detection meter and the constant current/constant voltage controllable electric power, institute
State Quick connector connection, the analog information modulate circuit and the analog/digital signal conversion device, the Quick connector
Connection；
The computer main control software connects the Mersure Controler, and the heating-measurement probe connects the fast quick access
Plug-in unit.
In the embodiment of the present application, the test that the Mersure Controler in sedimentation tester is inputted according to computer main control software
The environment temperature of conditions and environment temperature feedback module input, controls constant current/constant voltage controllable electric power, by power detection meter, soon
Quick access plug-in unit is connected with heating-measurement probe, and heating-measurement probe is made to be heated by default to sample.Fast quick access
Plug-in unit receives sample temperature data by being connected with heating-measurement probe.Power detection meter receives heating-measurement and visits
The heating power of pin, and feed back to Mersure Controler.Sample temperature data is analog voltage signal data, through analog signal
After modulate circuit noise reduction, amplification, filtering, input to analog/digital signal conversion device and be converted to digital signal data；The number is believed
Number is inputted to Mersure Controler, feeds back to computer main control software, computer main control software is based on thermal conductivity method formula
Calculate the rate of settling of sample.The utility model, which is based on thermal conductivity method, can quantify, continuously measure solid-liquid two-phase mixtures
The rate of settling of object, and infall process is not interfered with during the test, the physical property and chemical property of sample will not be destroyed.
In order to better understand the above technical scheme, in conjunction with appended figures and specific embodiments to upper
Technical solution is stated to be described in detail.
A kind of solid-liquid two-phase mixture rate of settling tester is present embodiments provided, as shown in Figure 1, including：Computer
Main control software 1, sedimentation tester 2, heating-measurement probe 3.
The computer main control software 1 inputs test condition to the sedimentation for testing preceding default test condition
Tester 2.In addition, the computer main control software 1 is used for by connecting the sedimentation tester 2, receive sample " when
M- temperature-heating power " data, and calculate by thermal conductivity method formula the rate of settling of tested solid-liquid two-phase mixture.It is described
Computer main control software 1 can independently be drawn according to tester's demand and export sediment density p-sedimentation time t curve, sedimentation
Object thermal conductivity k- sedimentation times t curve, thermal conductivity k- sediment density p curves.
The sedimentation tester 2 includes Mersure Controler 21, environment temperature feedback module 22, constant current/constant voltage controllable electric power
23rd, power detection meter 24, analog signal conditioner circuit 25, analog and digital signal converter 26, Quick connector 27.
The Mersure Controler 21 is used for the test condition inputted according to the computer main control software 1 and the environment temperature
Spend feedback module 22 input environment temperature, control the constant current/constant voltage controllable electric power 23, by the power detection meter 24,
The Quick connector 27 is connected with the heating-measurement probe 3, makes the heating-measurement probe 3 by test condition to quilt
Sample is heated.The Quick connector 27 receives detected sample product temperature by being connected with the heating-measurement probe 3
Degrees of data.The power detection meter 24 receives the heating power of the heating-measurement probe 3, and feeds back to the measurement control
Device 21.Sample temperature data is analog voltage signal data, which is dropped through the analog signal conditioner circuit 25
It makes an uproar, amplify, after filtering process, inputting to the analog/digital signal conversion device 26 and be converted to digital signal data；The number is believed
Number is inputted to the Mersure Controler 21, feeds back to the computer main control software 1, the computer main control software 1
The rate of settling of sample is calculated by thermal conductivity method formula.
The heating-measurement probe 3 is made of resistance-type heater strip, temperature sensor and metal sleeve.Heating-the survey
It measures probe 3 to be inserted into sample, the resistance-type heater strip heats sample；The temperature sensor can be real-time
Sample temperature data is measured, and is exported in the form of analog voltage signal to the settlement gauge 2；In the metal sleeve
Heat-conducting insulation material is filled, for packaged resistance formula heater strip and temperature sensor.
The rate of settling of the utility model based on thermal conductivity method measurement solid-liquid two-phase mixture, specific method are as follows：
The first step：Before being tested using rate of settling tester sample to be tested, known concentration (Ф is first tested1, Ф2,
Ф3... ... Фn) the corresponding thermal conductivity (λ of standard solid-liquid two-phase mixture1, λ2, λ3... ... λn), and to sample concentration ФnWith leading
Heating rate λnLinear fit is carried out, obtains its proportionality coefficient i.e. slope k；Test known density (ρ1, ρ2, ρ3... ... ρn) standard solid-liquid
Corresponding thermal conductivity (the λ of two-phase mixture1, λ2, λ3... ... λn), to sample rate ρnWith thermal conductivity λnLinear fit is carried out, is obtained
Its proportionality coefficient, that is, slope k '.
Second step：By solid-liquid two-phase mixture sample to be measured as in sample cell, heating-measurement probe is fully recessed into and treated
In sample.
3rd step opens solid-liquid two-phase mixture rate of settling tester, runs computer main control software, sets test-strips
Part, test condition include heating-measurement probe length l0, thermometric time step Δ t, measurement period.
Wherein, the heating-measurement probe length can be 10cm.The effect of the measurement period is excluded in data
Fall invalid data, retain valid data, i.e., be used to calculate by calefactive interzone linear in heating curves.
4th step is completed to test using solid-liquid two-phase mixture rate of settling tester to sample to be tested.Sedimentation tester
It is automatically performed following test program：The test condition and environment temperature that Mersure Controler is inputted according to computer main control software are fed back
Module input environment temperature controls constant current/constant voltage controllable electric power, is visited by power detection meter, Quick connector and heating-measurement
Pin is connected, and heating-measurement probe is made to heat sample；It is connected by Quick connector with heating-measurement probe
It connects, receives sample temperature data, which is analog voltage signal data, and the data are through analog signal
After modulate circuit noise reduction, amplification, filtering, input analog/digital signal conversion device is converted to digital signal data；The digital signal
After data input measurement controller, feed back input computer main control software.
Sample is completed to test using solid-liquid two-phase mixture rate of settling tester, required test data includes：
(1) it is tested the initial temperature T of solid-liquid two-phase mixture sample0, initial time t0；(2) heat in resistance-type heater strip unit length
Power q；(3) thermometric time step Δ t；(4) per the thermometric moment (t1, t2, t3... ... tn) corresponding temperature (T1, T2, T3... ...
Tn)。
5th step calculates the thermal conductivity λ of sample according to more than test datan, calculation formula is：
Q=P/l0
Wherein, P is the heating power of the heating-measurement probe obtained by the measurement of power detection meter.
For example, the thermometric time for 1s once, if it is 10s, T in calculating to set thermometric time step Δ tn-Tn-ΔtIt is exactly
Often it is separated by two temperature differences of 10s, i.e. T10-T0, T11-T1, T12-T2, T13-T3Deng.
Obtain the thermal conductivity λ of samplenAfterwards, according to sample concentration ФnWith thermal conductivity λnProportionality coefficient k, sample rate ρn
With thermal conductivity λnProportionality coefficient k ' calculates sample concentration ФnWith sample density pn。
6th step, when computer main control software background program establishes sample concentration with sedimentation automatically according to computed information
Between the Ф that changesnWith t relational graphs, calculate sample concentration Ф be to the first derivative of sedimentation time t rate of settling v=d Ф/
dt；Or establish the ρ that sample rate changes with the sedimentation timenWith t relational graphs, single orders of the sample rate ρ to sedimentation time t is calculated
Derivative is rate of settling v=d ρ/dt；Computer main control software can independently be drawn simultaneously according to tester's demand on display interface
Export sediment density p-sedimentation time t curve, sediment thermal conductivity k- sedimentation time t curves, thermal conductivity k- sediment density ps
Curve.
A kind of solid-liquid two-phase mixture rate of settling tester that the utility model embodiment provides includes at least following skill
Art effect：
In the embodiment of the present application, in the embodiment of the present application, the Mersure Controler in sedimentation tester is according to computer
The test condition of main control software input and the environment temperature of environment temperature feedback module input, control constant current/constant voltage controllable electric power,
It is connected by power detection meter, Quick connector with heating-measurement probe, makes heating-measurement probe by default to detected sample
Product are heated.Quick connector receives sample temperature data by being connected with heating-measurement probe.Power detection
Meter receives the heating power of heating-measurement probe, and feeds back to Mersure Controler.Sample temperature data is believed for analog voltage
Number after analog signal conditioner circuit noise reduction, amplification, filtering, inputs to analog/digital signal conversion device and is converted to number
Signal data；The digital signal data is inputted to Mersure Controler, feeds back to computer main control software, computer main control software
The rate of settling of sample is calculated by thermal conductivity method formula.The utility model, which is based on thermal conductivity method, can quantify, continuously
The rate of settling of solid-liquid two-phase mixture is measured, and does not interfere with infall process during the test, the object of sample will not be destroyed
Rationality energy and chemical property.
It should be noted last that more than specific embodiment is only to illustrate the technical solution of the utility model rather than limit
System, although the utility model is described in detail with reference to example, it will be understood by those of ordinary skill in the art that, it can be right
The technical solution of the utility model is modified or replaced equivalently, without departing from the spirit and model of technical solutions of the utility model
It encloses, should all cover among the right of the utility model.
Claims (3)
1. a kind of solid-liquid two-phase mixture rate of settling tester, which is characterized in that including：Computer main control software, sedimentation are surveyed
Try instrument, heating-measurement probe；
The sedimentation tester includes Mersure Controler, environment temperature feedback module, constant current/constant voltage controllable electric power, power detection
Meter, analog information modulate circuit, analog/digital signal conversion device, Quick connector；
The Mersure Controler is examined respectively with the environment temperature feedback module, the constant current/constant voltage controllable electric power, the power
Survey meter, analog/digital signal conversion device connection, it is the power detection meter and the constant current/constant voltage controllable electric power, described fast
Quick access plug-in unit connects, and the analog information modulate circuit connects with the analog/digital signal conversion device, the Quick connector
It connects；
The computer main control software connects the Mersure Controler, and the heating-measurement probe connects the Quick connector.
2. solid-liquid two-phase mixture rate of settling tester according to claim 1, which is characterized in that the heating-survey
Amount probe includes：Heater strip, temperature sensor, metal sleeve；
Heat-conducting insulation material is filled in the metal sleeve, for encapsulating the heater strip and the temperature sensor.
3. solid-liquid two-phase mixture rate of settling tester according to claim 2, which is characterized in that the heater strip is
Resistance-type heater strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721194022.1U CN207396272U (en) | 2017-09-18 | 2017-09-18 | A kind of solid-liquid two-phase mixture rate of settling tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721194022.1U CN207396272U (en) | 2017-09-18 | 2017-09-18 | A kind of solid-liquid two-phase mixture rate of settling tester |
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| Publication Number | Publication Date |
|---|---|
| CN207396272U true CN207396272U (en) | 2018-05-22 |
Family
ID=62403506
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721194022.1U Expired - Fee Related CN207396272U (en) | 2017-09-18 | 2017-09-18 | A kind of solid-liquid two-phase mixture rate of settling tester |
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| Country | Link |
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| CN (1) | CN207396272U (en) |
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2017
- 2017-09-18 CN CN201721194022.1U patent/CN207396272U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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Granted publication date: 20180522 Termination date: 20200918 |
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| CF01 | Termination of patent right due to non-payment of annual fee |