CN105699372B - A kind of method of testing based on water-soluble soda acid test device - Google Patents
A kind of method of testing based on water-soluble soda acid test device Download PDFInfo
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- CN105699372B CN105699372B CN201610058774.9A CN201610058774A CN105699372B CN 105699372 B CN105699372 B CN 105699372B CN 201610058774 A CN201610058774 A CN 201610058774A CN 105699372 B CN105699372 B CN 105699372B
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- 239000002253 acid Substances 0.000 title claims abstract description 54
- 238000012360 testing method Methods 0.000 title claims abstract description 40
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 title claims abstract description 36
- 238000010998 test method Methods 0.000 title claims abstract description 15
- 238000000605 extraction Methods 0.000 claims abstract description 55
- 239000007788 liquid Substances 0.000 claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 239000003513 alkali Substances 0.000 claims description 15
- 238000004140 cleaning Methods 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 15
- 238000004737 colorimetric analysis Methods 0.000 claims description 14
- 239000012530 fluid Substances 0.000 claims description 13
- 239000012153 distilled water Substances 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 8
- 239000002699 waste material Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- XJRPTMORGOIMMI-UHFFFAOYSA-N ethyl 2-amino-4-(trifluoromethyl)-1,3-thiazole-5-carboxylate Chemical compound CCOC(=O)C=1SC(N)=NC=1C(F)(F)F XJRPTMORGOIMMI-UHFFFAOYSA-N 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- NUHCTOLBWMJMLX-UHFFFAOYSA-N bromothymol blue Chemical compound BrC1=C(O)C(C(C)C)=CC(C2(C3=CC=CC=C3S(=O)(=O)O2)C=2C(=C(Br)C(O)=C(C(C)C)C=2)C)=C1C NUHCTOLBWMJMLX-UHFFFAOYSA-N 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 230000005484 gravity Effects 0.000 abstract description 3
- 239000012071 phase Substances 0.000 description 16
- 239000011521 glass Substances 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 235000010755 mineral Nutrition 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- FRPHFZCDPYBUAU-UHFFFAOYSA-N Bromocresolgreen Chemical compound CC1=C(Br)C(O)=C(Br)C=C1C1(C=2C(=C(Br)C(O)=C(Br)C=2)C)C2=CC=CC=C2S(=O)(=O)O1 FRPHFZCDPYBUAU-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000003556 assay Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- -1 however Substances 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000002696 acid base indicator Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000009874 alkali refining Methods 0.000 description 1
- HIGRAKVNKLCVCA-UHFFFAOYSA-N alumine Chemical compound C1=CC=[Al]C=C1 HIGRAKVNKLCVCA-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000007398 colorimetric assay Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
- G01N21/80—Indicating pH value
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
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- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- General Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Abstract
The invention provides a kind of method of testing based on water-soluble soda acid test device, the bottom of extraction container described in the test device connects setting by the first feed tube with the funnel, and first flowmeter and the first magnetic valve are provided with first feed tube；The indicator bottle connects setting by the second feed tube with the funnel, and second flowmeter and second solenoid valve are provided with second feed tube.Test device of the present invention can be continuously dropped into funnel in the presence of respective gravity respectively by above-mentioned setting lower floor extraction phase and indicator, so as to be able to the bottom even mixing in funnel.The test device of the present invention overcomes needed for existing water-soluble soda acid test device that component is various, the defects of not being easily assembled, and has simple in construction, easy to use and the characteristics of safeguard.Method of testing of the present invention can realize the instant detection to water-soluble soda acid, and measurement result has very high accuracy and precision.
Description
Technical field
The present invention relates to a kind of soda acid method of testing, more particularly to a kind of water soluble acid alkali content in oil product can be entered
The method of row automatic detection, belong to method of testing technical field.
Technical background
The water-soluble soda acid of oil product is due to that petroleum distillate is clean residual by not removing during acid-alkali refining more
The water-soluble mineral acid or alkali that excess is formed, wherein, mineral acid is mainly sulfuric acid and its derivative, including sulfonic acid and acid
Property sulfuric ester, mineral alkali is mainly caustic soda and sodium carbonate.Production, use or storage process of these water-soluble soda acids in oil product
In, it on the one hand can corrode the hardware being in contact with it, water-soluble alkali only corrodes aluminium, as the water-soluble alkali in gasoline can make vaporization
The aluminum hardware of device blocks oil circuit, cleaner and oil nozzle because generating alumine hydroxide colloid material, however, water soluble acid is almost right
All metals have strong corrosiveness, as the increase of the water-soluble acid number in transformer oil can make solid insulating material and gold
Category produces corrosion, and reduces the insulating properties of electrical equipment, shortens the service life of equipment；The water contained in another aspect oil product
Dissolubility soda acid, the interaction of moisture, oxygen in an atmosphere and it is heated in the case of, the oxidation, gel, aging of oil product can be caused
And decompose.Therefore, it is significant to strengthen healthy and stable operation of the inspecting force of water-soluble soda acid for maintained equipment.
The method for being presently used for determining water soluble acid in oil for electric power is artificial optical colorimetry, and it is comprised the concrete steps that：Will
Isometric distilled water mixes with oil sample, after heating vibration, stratification, collects lower floor's aqueous phase, adds bromocresol green or bromine first
It is transferred in cuvette after phenol violet indicator, enters with the pH standard color ranges containing bromocresol green or bromocresol purple prepared in advance
Pedestrian's work visual colorimetric determination, or artificial visual colorimetric is carried out using Hai Liqi colorimeters, to judge pH value.Artificial visual colorimetric method
Following defect be present：(1) whole measurement process step is numerous and diverse, is related to heating, vibration, thermometric, sampling, discharge opeing, colour developing, colorimetric etc.
Link, using manually-operated mode efficiency is low, time-consuming length；(2) the standard color range prepared in advance can be affected by a natural
And gradually change colour or produce flocculent deposit, and then Colorimetric results are influenceed, cause generation system error；(3) human eye is judged color
Difference inevitably produce subjective error.
To solve the drawbacks described above present in artificial visual colorimetric method, Chinese patent literature CN101614674A discloses one
Kind of fully automatic water-soluble acid tester, including test glass, test tube, cleaning agent bottle, distilled water bottle, sample bottle, vavuum pump, waste liquid bottle,
Indicator bottle, the test glass are provided with heater and temperature sensor, the rim of a cup of the test glass respectively by transfer pipeline with it is clear
Lotion bottle, distilled water bottle, sample bottle, vavuum pump connection, the mouth of pipe of the test tube are joined by transfer pipeline and indicator bottle, test glass
Logical, the test glass, the bottom of test tube pass through transfer pipeline and waste liquid bottle UNICOM.Although above-mentioned technology improves to a certain extent
To the determination efficiency of water soluble acid in oil product and the degree of accuracy of measurement result, but because the analyzer described in the technology is by existing
Some glassware processing, assemble, required component is various to be not easy to assemble, so as to cause that said determination instrument is made
With, it is difficult in maintenance, instant detection can not be realized.Therefore, research and development one kind is simple in construction, working service is convenient, can be instant
The water-soluble soda acid test device of detection, it is the still unsolved technical barrier in this area.
The content of the invention
What the present invention solved is water-soluble soda acid detector of the prior art because required component is various, is not easy to assemble
Working service caused by and is difficult, can not realize the problem of instant detection, and then provides a kind of simple in construction, working service side
Just water-soluble the soda acid test device and method of testing that, can be detected immediately.
The present invention realizes that the technical scheme of above-mentioned purpose is：
A kind of method of testing based on water-soluble soda acid test device, the water-soluble soda acid test device include：
Extraction container, for extracting water soluble acid or alkali in oil sample, the bottom of the extraction container is provided with and communicated with
First feed tube, first flowmeter and the first magnetic valve are provided with first feed tube；It is connected with the extraction container
Oscillator is provided with, the extraction container and the oscillator are respectively positioned on the inside of insulating box, also set up in the insulating box
There is temperature measuring apparatus；
Indicator bottle, its is built-in to fill indicator, and the second feed tube is provided with and communicated with the bottom of the indicator bottle,
Second flowmeter and second solenoid valve are provided with second feed tube；
Funnel, is arranged on the lower section of the extraction container and the indicator bottle, and the funnel passes through first feed liquor
Pipe is connected with the extraction container, and the funnel is connected by second feed tube with the indicator bottle, the leakage
Bucket is suitable for the water soluble acid or alkali being mixed to form prepare liquid with the indicator；
Photoelectric colorimetry mechanism, including cuvette, the cuvette are arranged on the lower section of the funnel, for receiving described treat
Survey liquid；
Cleaning fluid bottle, the cleaning fluid bottle are connected by the 3rd feed tube with the cuvette, in the 3rd feed liquor
The 3rd magnetic valve is provided with pipe；
Vavuum pump, it is connected by discharging tube with the bottom of the cuvette, discharge opeing electricity is provided with the discharging tube
Magnet valve；
Control unit, described control unit are used to control the oscillator, the first magnetic valve, second solenoid valve, the 3rd electricity
The action of magnet valve and the vavuum pump；Described control unit be suitable for receiving the temperature information of the temperature measuring apparatus transmission with
And the first flowmeter and the flow information of second flowmeter transmission, and first electromagnetism is controlled according to the flow information
The flow of valve and second solenoid valve, the temperature of the insulating box and the unlatching of the oscillator are controlled according to the temperature information
Opportunity；
The method of testing comprises the following steps：
(1) under original state, the first magnetic valve, second solenoid valve, the 3rd magnetic valve and the discharge opeing electromagnetism are controlled
Valve is closed mode；The indicator is added into the indicator bottle, distilled water and oil are added into the extraction container
The mixed liquor of sample, when the temperature in the insulating box reaches the first temperature threshold, the extraction is held using the oscillator
Device is vibrated；
(2) after the completion of vibrating, the insulating box carries out cooling down, when the temperature in the insulating box reaches second temperature
During threshold value, first magnetic valve and second solenoid valve are opened, lower floor's extraction phase of the mixed liquor flows into institute with the first flow velocity
While stating funnel, the indicator flows into the funnel so as to obtain prepare liquid with second flow speed；Wherein, first flow velocity
For 40-50 times of the second flow speed；
(3) prepare liquid enters the cuvette and is to carry out rinse to the cuvette, the step of the rinse：Open
The draining solenoid valve and vavuum pump are opened, the prepare liquid that early stage is entered in the cuvette is discharged, and is then shut off described
Draining solenoid valve and vavuum pump；The prepare liquid that the photoelectric colorimetry mechanism enters in the cuvette to the later stage compares
Color；
(4) after colorimetric terminates, the draining solenoid valve and vavuum pump are opened, the waste liquid after completion colorimetric is discharged；Open
3rd magnetic valve, the cleaning fluid in the washer bottle flows into the cuvette and finally discharged by discharging tube, so as to complete
Matting.
In step (1), first temperature threshold is 50-70 DEG C, and the time of the vibration is 4-8min；Second temperature
Degree threshold value is room temperature.
In step (1), the indicator is bromocresol purple or bromthymol blue.
The volume ratio of the distilled water and oil sample is 1：1.
In water-soluble soda acid test device of the present invention, first magnetic valve, second solenoid valve and the 3rd electromagnetism
Valve is normally closed solenoid valve, and the draining solenoid valve is normally open solenoid valve；The indicator bottle is provided with two, each instruction
Agent bottle is connected by single second feed tube with the funnel, is mounted on every second feed tube
Second flowmeter and second solenoid valve；Agitating device is provided with the funnel；Positioned at the vavuum pump and the discharge opeing
Devil liquor recovery bottle is provided with the discharging tube between magnetic valve.
Method of testing of the present invention based on water-soluble soda acid test device, step (2) limit the mixed liquor
While lower floor's extraction phase flows into the funnel with the first flow velocity, the indicator flows into the funnel with second flow speed, and limits
Fixed first flow velocity is described in 40-50 times of the second flow speed, lower floor's extraction phase and the indicator while inflow
So as to obtaining prepare liquid in funnel；The reason is that lower floor's extraction phase and indicator is set to connect respectively in the presence of respective gravity
Fall into continuously in funnel, due to simultaneously all very small into lower floor's extraction phase in funnel and the volume of indicator, the two is leaking
It just can be uniformly mixed during the bottom fusion of bucket, can so to entirely fall in lower floor's extraction phase and the indicator in funnel
Well mixed so as to obtain prepare liquid, and it is 40-50 times of indicator flow velocity to control the flow velocity of lower floor's extraction phase, so that prepare liquid
In the volume of lower floor's extraction phase be 40-50 times of indicator volume, so as in the premise for the discoloration acuteness for ensureing indicator
Under be reduced as far as evaluated error.Assay method of the present invention is in step (3), using photoelectric colorimetry mechanism to described
The prepare liquid in cuvette carries out photoelectric colorimetric assay, so not only can quickly obtain measurement result, be suitable in oil product
It the quick detection of water-soluble soda acid, can also effectively overcome macroscopic error, greatly improve the degree of accuracy and the essence of measurement result
Exactness.After assay method of the present invention defines that colorimetric terminates in step (4), the draining solenoid valve and vacuum are opened
Pump, the waste liquid after completion colorimetric is discharged；The 3rd magnetic valve is then turned on, the cleaning fluid in the washer bottle flows into the ratio
Color ware is simultaneously finally discharged by discharging tube, so as to complete matting；The purpose that the present invention also carries out cleaning treatment after measure exists
In the instant detection to water-soluble soda acid in oil product can be achieved in one side, on the other hand ensures the cleaning of cuvette, avoids waste liquid
The measure that long-time in cuvette is stopped after may being introduces impurity, so as to ensure the accuracy of measurement result.
Compared with water-soluble soda acid test device of the prior art, water-soluble soda acid test device tool of the present invention
Have the following advantages：
(1) water-soluble soda acid test device of the present invention, including extraction container, indicator bottle, funnel, photoelectric colorimetry
Mechanism, cleaning fluid bottle and vavuum pump, and the bottom for limiting the extraction container is provided with and communicated with the first feed tube, described first
First flowmeter and the first magnetic valve are provided with feed tube；The second feed liquor is provided with and communicated with the bottom of the indicator bottle
Pipe, second flowmeter and second solenoid valve are provided with second feed tube；The funnel be located at the extraction container and
The lower section of the indicator bottle, the funnel are connected by first feed tube with the extraction container, and by described
Second feed tube is connected with the indicator bottle.The test device of the present invention by above-mentioned setting lower floor extraction phase and refers to
Show that agent can be continuously dropped into funnel in the presence of respective gravity respectively, due to simultaneously into lower floor's extraction phase in funnel
All very small with the volume of indicator, the two just can be uniformly mixed in the fusion of the bottom of funnel, can so cause complete
Lower floor's extraction phase that clan enters in funnel is well mixed with indicator, so as to obtain prepare liquid.It can be seen that test device of the invention
Overcome needed for existing water-soluble soda acid test device that component is various, the defects of not being easily assembled, have it is simple in construction, be easy to make
The characteristics of with safeguarding.
(2) water-soluble soda acid test device of the present invention, the oscillator, first are controlled by using control unit
The action of magnetic valve, second solenoid valve, the 3rd magnetic valve and the vavuum pump, and described control unit is suitable for receiving the temperature
The temperature information and the first flowmeter and the flow information of second flowmeter transmission of degree measure device transmission, and according to institute
State flow information and control first magnetic valve and the flow of second solenoid valve, the insulating box is controlled according to the temperature information
Temperature and the oscillator unlatching opportunity；So that the test device of the present invention not only eliminates numerous and diverse artificial behaviour
Make step, systematic error caused by effectively prevent labor measurement and subjectivity error, and be advantageously implemented to oil product reclaimed water
Quick, the instant measure of dissolubility soda acid, substantially increases the degree of accuracy of operating efficiency and measurement result.
In addition, water-soluble soda acid test device of the present invention further limits indicator bottle and is provided with two, each
The indicator bottle is connected by single second feed tube with the funnel, on every second feed tube
It is mounted on second flowmeter and second solenoid valve；The advantages of being arranged such is so that the present invention is obtained by oscillation extraction
Lower floor's extraction phase can be mixed respectively with acid or neutralization indicator, then by colorimetric estimation, so as to can not only obtain oil
The water-soluble acid number of product, also can obtain water-soluble base number, that is to say, that test device of the present invention is by using inhomogeneity
The acid-base indicator of type and reach the effect being measured to the water soluble acid or alkali content of oil product.
Brief description of the drawings
Fig. 1 is the structural representation of water-soluble soda acid test device of the present invention；
Wherein, reference is as follows：
1- extraction containers；The feed tubes of 2- first；3- first flowmeters；The magnetic valves of 4- first；5- insulating boxs；6- indicator
Bottle；The feed tubes of 7- second；8- second flowmeters；9- second solenoid valves；10- funnels；11- photoelectric colorimetries mechanism；12- cuvettes；
13- cleaning fluid bottles；The feed tubes of 14- the 3rd；The magnetic valves of 15- the 3rd；16- vavuum pumps；17- discharging tubes；18- draining solenoid valves；19-
Devil liquor recovery bottle.
Embodiment
Water-soluble soda acid test device provided by the invention and method of testing are carried out with reference to specific embodiment detailed
Explanation.
Embodiment 1
Water-soluble soda acid test device described in the present embodiment, as shown in figure 1, including：
Extraction container 1, for extracting water soluble acid or alkali in oil sample, the bottom connection of the extraction container 1 is set
There is the first feed tube 2, the magnetic valve 4 of first flowmeter 3 and first is provided with first feed tube 2；Hold with the extraction
Device 1 is connected with oscillator, and the extraction container 1 and the oscillator are respectively positioned on the inside of insulating box 5, in the insulating box
Temperature measuring apparatus is additionally provided with 5；
Indicator bottle 6, its is built-in to fill indicator, and the second feed tube is provided with and communicated with the bottom of the indicator bottle 6
7, it is provided with second flowmeter 8 and second solenoid valve 9 on second feed tube 7；
Funnel 10, is arranged on the lower section of the extraction container 1 and the indicator bottle 6, and the funnel 10 passes through described
One feed tube 2 is connected with the extraction container 1, and the funnel 10 passes through second feed tube 7 and the phase of indicator bottle 6
Connection, the funnel 10 are suitable for the water soluble acid or alkali being mixed to form prepare liquid with the indicator；
Photoelectric colorimetry mechanism 11, including cuvette 12, the cuvette 12 is arranged on the lower section of the funnel 10, for connecing
Receive the prepare liquid；
Cleaning fluid bottle 13, the cleaning fluid bottle 13 is connected by the 3rd feed tube 14 with the cuvette 12, described
The 3rd magnetic valve 15 is provided with 3rd feed tube 14；
Vavuum pump 16, it is connected by discharging tube 17 with the bottom of the cuvette 12, is set on the discharging tube 17
There is draining solenoid valve 18.
In the present embodiment, first magnetic valve 4, the magnetic valve 15 of second solenoid valve 9 and the 3rd are normally closed solenoid valve, institute
It is normally open solenoid valve to state draining solenoid valve 18.
The method tested based on the water-soluble soda acid test device this implementation Suo Shu water soluble acid, including following step
Suddenly：
(1) under original state, the first magnetic valve, second solenoid valve, the 3rd magnetic valve and the discharge opeing electromagnetism are controlled
Valve is closed mode；Bromocresol purple is added into the indicator bottle, is added into the extraction container isometric
Distilled water and oil sample mixed liquor, when the temperature in the insulating box reaches 50 DEG C, using the oscillator to the extraction
Extracting container carries out vibration 8min；
(2) after the completion of vibrating, the insulating box carries out cooling down, when the temperature in the insulating box reaches room temperature,
First magnetic valve and second solenoid valve are opened, lower floor's extraction phase of the mixed liquor flows into the funnel with the first flow velocity
Meanwhile the Bromocresol purple flows into the funnel so as to obtain prepare liquid with second flow speed；Wherein, first flow velocity
For 40 times of the second flow speed；
(3) prepare liquid enters in the cuvette, and the photoelectric colorimetry mechanism is to treating described in the cuvette
Survey liquid and carry out colorimetric；
(4) after colorimetric terminates, the draining solenoid valve and vavuum pump are opened, the waste liquid after completion colorimetric is discharged；Open
3rd magnetic valve, the distilled water in the washer bottle flows into the cuvette and finally discharged by discharging tube, so as to complete
Matting.
Embodiment 2
Water-soluble soda acid test device described in the present embodiment, as shown in figure 1, including：
Extraction container 1, for extracting water soluble acid or alkali in oil sample, the bottom connection of the extraction container 1 is set
There is the first feed tube 2, the magnetic valve 4 of first flowmeter 3 and first is provided with first feed tube 2；Hold with the extraction
Device 1 is connected with oscillator, and the extraction container 1 and the oscillator are respectively positioned on the inside of insulating box 5, in the insulating box
Temperature measuring apparatus is additionally provided with 5；
Indicator bottle 6, its is built-in to fill indicator, and the second feed tube is provided with and communicated with the bottom of the indicator bottle 6
7, it is provided with second flowmeter 8 and second solenoid valve 9 on second feed tube 7；
Funnel 10, is arranged on the lower section of the extraction container 1 and the indicator bottle 6, and the funnel 10 passes through described
One feed tube 2 is connected with the extraction container 1, and the funnel 10 passes through second feed tube 7 and the phase of indicator bottle 6
Connection, agitating device is provided with the funnel 10, and agitating device described in the present embodiment is stirrer, and the funnel 10 is suitable
It is suitable for and the water soluble acid or alkali is mixed to form prepare liquid with the indicator；
Photoelectric colorimetry mechanism 11, including cuvette 12, the cuvette 12 is arranged on the lower section of the funnel 10, for connecing
Receive the prepare liquid；
Cleaning fluid bottle 13, the cleaning fluid bottle 13 is connected by the 3rd feed tube 14 with the cuvette 12, described
The 3rd magnetic valve 15 is provided with 3rd feed tube 14；
Vavuum pump 16, it is connected by discharging tube 17 with the bottom of the cuvette 12, is set on the discharging tube 17
There is draining solenoid valve 18；It is provided with the discharging tube 17 between the vavuum pump 16 and the draining solenoid valve 18
Devil liquor recovery bottle 19；
Control unit, described control unit are used to control the oscillator, the first magnetic valve 4, second solenoid valve the 9, the 3rd
The action of magnetic valve 15 and the vavuum pump 16；Described control unit is suitable for receiving the temperature of the temperature measuring apparatus transmission
The flow information that information and the first flowmeter 3 and second flowmeter 8 are transmitted, and according to flow information control
The flow of first magnetic valve 4 and second solenoid valve 9, the temperature of the insulating box 5 and described is controlled according to the temperature information
The unlatching opportunity of oscillator.
In the present embodiment, first magnetic valve 4, the magnetic valve 15 of second solenoid valve 9 and the 3rd are normally closed solenoid valve, institute
It is normally open solenoid valve to state draining solenoid valve 18.The indicator bottle 6 is provided with two, and each indicator bottle 6 passes through one
Single second feed tube 7 of bar is connected with the funnel 10, and second flow is mounted on every second feed tube 7
Meter 8 and second solenoid valve 9.
The method tested based on the water-soluble soda acid test device this implementation Suo Shu water-soluble alkali, including following step
Suddenly：
(1) under original state, the first magnetic valve, second solenoid valve, the 3rd magnetic valve and the discharge opeing electromagnetism are controlled
Valve is closed mode；Bromthymol blue indicator is added in an indicator bottle thereto, into the extraction container
The mixed liquor of isometric distilled water and oil sample is added, when the temperature in the insulating box reaches 70 DEG C, uses the vibration
Device carries out vibration 4min to the extraction container；
(2) after the completion of vibrating, the insulating box carries out cooling down, when the temperature in the insulating box reaches room temperature,
First magnetic valve and second solenoid valve are opened, lower floor's extraction phase of the mixed liquor flows into the funnel with the first flow velocity
Meanwhile the bromthymol blue indicator flows into the funnel with second flow speed, so as to obtaining prepare liquid after stirring；Wherein, institute
State 50 times that the first flow velocity is the second flow speed；
(3) the part prepare liquid is sent into the cuvette, opens draining solenoid valve and vavuum pump the discharge institute
State part prepare liquid；The draining solenoid valve and vavuum pump are then shut off, the ratio that prepare liquid described in another part enters after rinse
In color ware, the photoelectric colorimetry mechanism carries out colorimetric to the prepare liquid in the cuvette after the rinse；
(4) after colorimetric terminates, the draining solenoid valve and vavuum pump are again turned on, the waste liquid after completion colorimetric is expelled to
In devil liquor recovery bottle；The 3rd magnetic valve is opened, the distilled water in the washer bottle flows into the cuvette and finally by arranging
Liquid pipe is expelled in devil liquor recovery bottle, so as to complete matting.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (4)
- A kind of 1. method of testing based on water-soluble soda acid test device, it is characterised in that：The water-soluble soda acid test device includes：Extraction container (1), for extracting water soluble acid or alkali in oil sample, the bottom connection of the extraction container (1) is set There is the first feed tube (2), first flowmeter (3) and the first magnetic valve (4) are provided with first feed tube (2)；With institute State extraction container (1) and be connected with oscillator, the extraction container (1) and the oscillator are respectively positioned on the interior of insulating box (5) Portion, temperature measuring apparatus is additionally provided with the insulating box (5)；Indicator bottle (6), its is built-in to fill indicator, and the second feed tube is provided with and communicated with the bottom of the indicator bottle (6) (7) second flowmeter (8) and second solenoid valve (9), are provided with second feed tube (7)；Funnel (10), is arranged on the lower section of the extraction container (1) and the indicator bottle (6), and the funnel (10) passes through institute State the first feed tube (2) with the extraction container (1) to be connected, the funnel (10) passes through second feed tube (7) and institute State indicator bottle (6) to be connected, the water soluble acid or alkali are mixed to form prepare liquid by the funnel (10) with the indicator；Photoelectric colorimetry mechanism (11), including cuvette (12), the cuvette (12) are arranged on the lower section of the funnel (10), use In the reception prepare liquid；Cleaning fluid bottle (13), the cleaning fluid bottle (13) are connected by the 3rd feed tube (14) with the cuvette (12), The 3rd magnetic valve (15) is provided with 3rd feed tube (14)；Vavuum pump (16), it is connected by discharging tube (17) with the bottom of the cuvette (12), on the discharging tube (17) It is provided with draining solenoid valve (18)；Control unit, described control unit are used to control the oscillator, the first magnetic valve (4), second solenoid valve (9), the 3rd The action of magnetic valve (15) and the vavuum pump (16)；Described control unit receives the temperature letter of the temperature measuring apparatus transmission The flow information that breath and the first flowmeter (3) and second flowmeter (8) are transmitted, and institute is controlled according to the flow information The first magnetic valve (4) and the flow of second solenoid valve (9) are stated, the temperature of the insulating box (5) is controlled according to the temperature information And the unlatching opportunity of the oscillator；The method of testing comprises the following steps：(1) under original state, control first magnetic valve, second solenoid valve, the 3rd magnetic valve and the draining solenoid valve equal For closed mode；The indicator is added into the indicator bottle, distilled water and oil sample are added into the extraction container Mixed liquor, when the temperature in the insulating box reaches the first temperature threshold, the extraction container is entered using the oscillator Row vibration；(2) after the completion of vibrating, the insulating box carries out cooling down, when the temperature in the insulating box reaches second temperature threshold value When, first magnetic valve and second solenoid valve are opened, lower floor's extraction phase of the mixed liquor flows into the leakage with the first flow velocity While bucket, the indicator flows into the funnel so as to obtain prepare liquid with second flow speed；Wherein, first flow velocity is institute State second flow speed 40-50 times；(3) prepare liquid enters to carry out rinse to the cuvette in the cuvette, is the step of the rinse：Open The draining solenoid valve and vavuum pump, the prepare liquid that early stage is entered in the cuvette are discharged, and are then shut off the row Liquid electromagnetic valve and vavuum pump；The photoelectric colorimetry mechanism carries out colorimetric to the prepare liquid that the later stage enters in the cuvette；(4) after colorimetric terminates, the draining solenoid valve and vavuum pump are opened, the waste liquid after completion colorimetric is discharged；Described in unlatching 3rd magnetic valve, the cleaning fluid in the washer bottle flows into the cuvette and finally discharged by discharging tube, so as to complete to clean Process.
- 2. method of testing according to claim 1, it is characterised in that in step (1), first temperature threshold is 50- 70 DEG C, the time of the vibration is 4-8min；The second temperature threshold value is room temperature.
- 3. method of testing according to claim 1, it is characterised in that in step (1), the indicator be bromocresol purple or Bromthymol blue.
- 4. according to the method for testing described in claim any one of 1-3, it is characterised in that the volume ratio of the distilled water and oil sample For 1：1.
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| CN201610058774.9A CN105699372B (en) | 2015-01-16 | 2015-01-16 | A kind of method of testing based on water-soluble soda acid test device |
| CN201510023856.5A CN104655575B (en) | 2015-01-16 | 2015-01-16 | A kind of water solublity soda acid test device |
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| CN201610058797.XA Active CN105606545B (en) | 2015-01-16 | 2015-01-16 | A kind of method tested using water-soluble soda acid test device water-soluble soda acid |
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| CN105548175B (en) * | 2015-01-16 | 2018-01-12 | 国网山东省电力公司青岛供电公司 | A kind of water-soluble soda acid tester |
| US10048127B2 (en) * | 2015-08-05 | 2018-08-14 | Viavi Solutions Inc. | Optical filter and spectrometer |
| CN105233527B (en) * | 2015-11-06 | 2017-10-17 | 青岛顺昕电子科技有限公司 | A kind of full-automatic concussion abstraction instrument |
| CN105842465B (en) * | 2016-01-19 | 2018-02-13 | 萧曜君 | A kind of organic matter pH measurement system |
| GB2552842B (en) * | 2016-08-12 | 2019-08-28 | Aspirate N Go Ltd | Aspirators |
| CN109030483A (en) * | 2018-07-05 | 2018-12-18 | 广州久道家用电器有限公司 | Detector for pH value and its application |
| CN109799233A (en) * | 2019-03-20 | 2019-05-24 | 临沂大学 | A kind of feces of livestock and poultry pH value measurement device |
| CN110530862B (en) * | 2019-09-28 | 2020-05-01 | 江苏弘业检测技术有限公司 | Automatic detect rainwater pH valve equipment |
| CN114858881B (en) * | 2021-07-29 | 2024-03-19 | 河南省锅炉压力容器安全检测研究院 | Water-soluble acid-base test system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59196444A (en) * | 1983-04-22 | 1984-11-07 | Toshiba Corp | Acid-concentration measuring apparatus |
| CN1032237A (en) * | 1987-05-29 | 1989-04-05 | 药物检测***股份有限公司 | Basic drug detection system |
| CN1071587A (en) * | 1991-10-11 | 1993-05-05 | 青岛海洋大学 | A kind of production technology of biological material sponge |
| JP2004264139A (en) * | 2003-02-28 | 2004-09-24 | Kimoto Denshi Kogyo Kk | Alkalinity measuring method |
| CN101614674A (en) * | 2009-08-07 | 2009-12-30 | 山东三泵科森仪器有限公司 | Fully automatic water-soluble acid tester |
| CN101825578A (en) * | 2010-04-16 | 2010-09-08 | 武汉理工大学 | Improved method for measuring concentration of amine cation-collecting agent |
| CN202471600U (en) * | 2012-03-09 | 2012-10-03 | 保定市金科汇电子有限公司 | Full-automatic water-soluble acid tester for power oil |
| CN204086149U (en) * | 2014-09-05 | 2015-01-07 | 淄博纳瑞仪器有限公司 | Water soluble acid tester |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102175623B (en) * | 2011-01-21 | 2013-05-15 | 长沙开元仪器股份有限公司 | Silicate instrument for laboratory |
| CN105548175B (en) * | 2015-01-16 | 2018-01-12 | 国网山东省电力公司青岛供电公司 | A kind of water-soluble soda acid tester |
-
2015
- 2015-01-16 CN CN201610058493.3A patent/CN105548175B/en active Active
- 2015-01-16 CN CN201610058774.9A patent/CN105699372B/en active Active
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59196444A (en) * | 1983-04-22 | 1984-11-07 | Toshiba Corp | Acid-concentration measuring apparatus |
| CN1032237A (en) * | 1987-05-29 | 1989-04-05 | 药物检测***股份有限公司 | Basic drug detection system |
| CN1071587A (en) * | 1991-10-11 | 1993-05-05 | 青岛海洋大学 | A kind of production technology of biological material sponge |
| JP2004264139A (en) * | 2003-02-28 | 2004-09-24 | Kimoto Denshi Kogyo Kk | Alkalinity measuring method |
| CN101614674A (en) * | 2009-08-07 | 2009-12-30 | 山东三泵科森仪器有限公司 | Fully automatic water-soluble acid tester |
| CN101825578A (en) * | 2010-04-16 | 2010-09-08 | 武汉理工大学 | Improved method for measuring concentration of amine cation-collecting agent |
| CN202471600U (en) * | 2012-03-09 | 2012-10-03 | 保定市金科汇电子有限公司 | Full-automatic water-soluble acid tester for power oil |
| CN204086149U (en) * | 2014-09-05 | 2015-01-07 | 淄博纳瑞仪器有限公司 | Water soluble acid tester |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105606545A (en) | 2016-05-25 |
| CN104655575A (en) | 2015-05-27 |
| CN105606545B (en) | 2018-06-12 |
| CN105548175B (en) | 2018-01-12 |
| CN105699372A (en) | 2016-06-22 |
| CN105548175A (en) | 2016-05-04 |
| CN104655575B (en) | 2016-08-24 |
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