CN201828559U - Multi-connected sludge specific resistance measurement device - Google Patents
Multi-connected sludge specific resistance measurement device Download PDFInfo
- Publication number
- CN201828559U CN201828559U CN2010205734969U CN201020573496U CN201828559U CN 201828559 U CN201828559 U CN 201828559U CN 2010205734969 U CN2010205734969 U CN 2010205734969U CN 201020573496 U CN201020573496 U CN 201020573496U CN 201828559 U CN201828559 U CN 201828559U
- Authority
- CN
- China
- Prior art keywords
- pipe
- experiment table
- metering cylinder
- tree
- mud resistivity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000010802 sludge Substances 0.000 title abstract description 7
- 238000005259 measurement Methods 0.000 title abstract description 5
- 238000002474 experimental method Methods 0.000 claims abstract description 36
- 238000000967 suction filtration Methods 0.000 claims description 14
- 239000007787 solid Substances 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000007799 cork Substances 0.000 claims description 4
- 238000013016 damping Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229920001875 Ebonite Polymers 0.000 claims description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims description 2
- 235000004443 Ricinus communis Nutrition 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims 1
- 230000010354 integration Effects 0.000 abstract 1
- 239000000706 filtrate Substances 0.000 description 12
- 238000001914 filtration Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 239000012065 filter cake Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012417 linear regression Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a multi-connected sludge specific resistance measurement device comprising an experiment table, the bottom of the experiment table is provided with casters, the interior of the experiment table is fixedly provided with a vacuum pump; a table top of the experiment table is fixed with a three-dimensional plate and a tree-form pipe; the table top of the experiment table is internally embedded with a filter flask as well as a plurality of grooves that are internally embedded with metering cylinders provided with Busher funnels; a raised filter nozzle is arranged above each metering cylinder; the filter nozzles of the metering cylinders are respectively connected on one branch pipe of the tree-form pipe by a rubber pipe and a control valve; a main pipe of the tree-form pipe is connected with the filter flask, a vacuum meter and a rotor flow meter; the vacuum meter and the rotor flow meter are fixed on the three-dimensional plate; and the filter flask is connected with the vacuum pump by a pipe. The multi-connected sludge specific resistance measurement device has the advantages of simultaneous conduction on a plurality of groups of data, integration, convenience in moving, high measurement precision, and automatic control.
Description
Technical field
The utility model relates to a kind of measurement mechanism, especially relates to a kind of multiple mud resistivity determinator of measuring sludge dewatering resistivity parameter.
Background technology
Resistivity is a major parameter of reflection dewatering performance of sludge, and its physical significance is: when the mud of unit weight filters under certain pressure, and the resistance on the unit filter area, the i.e. resistance that the filter cake per dry wt is had on the unit filter area.The influence factor that resistivity is measured comprises: experimental pressure, solid content and other parameters etc., in this experiment, major parameter is to determine the slope of t/V～V linear regression.Therefore, accurately measure each parameter and reduce experimental error, great to the accuracy influence of experimental result.
At present, the resistivity device that each enterprise, colleges and universities and R﹠D institution use is many to be assembled by assemblies such as Buchner funnel, metering cylinder, iron stand, tensimeter, bottle,suction and vacuum pumps temporarily, have cracky, dismounting is consuming time, shortcomings such as the vertical drip of filtrate very easily causes liquid fluctuating in the suction filtration process, and reading error is big.Though and the mud resistivity determinator of production recently or use need not be built temporarily, very flexible, and a Buchner funnel and metering cylinder only are housed mostly, and can only carry out single experiment, be unsuitable for many people and use or organize sample more and measure simultaneously.
Disclose a kind of mud resistivity determinator in the Chinese patent literature " mud resistivity determinator " (Granted publication CN201203605), formed tube by metering cylinder, Buchner funnel, vacuum meter, suction strainer tube, antiaircraft valve, vacuum pump, fixed mount and filter paper placer.Its deficiency is: 1. this device has only been realized the integrated of a cover suction filtration unit, is only applicable to single single sample independent experiment, and what be unfavorable for that many group students test simultaneously carries out, and the parallel sample of perhaps many groups experimentizes simultaneously.2. the swan-neck opening of Buchner funnel lower end is to open wide downwards, and when dewatering performance of sludge is good, filtrate is extracted out when too fast, very easily occurs dabbling and influences the phenomenon of liquid fluctuating, can not obtain desirable antidrip effect.3. critical pieces such as Buchner funnel, suction strainer tube, vacuum pump are dispersed on the worktable in the whole device, do not form removable incorporate device, still have problems such as dismounting and carrying inconvenience.
Summary of the invention
At problem set forth above, the utility model purpose is to provide a kind of can measure multi-group data, integrated, the convenient multiple mud resistivity determinator that moves, measures the precision height and have automatic control simultaneously.
The utility model is realized by following technical measures, a kind of multiple mud resistivity determinator, comprise that the bottom is equipped with the experiment table of castor, described experiment table internal fixation is equipped with vacuum pump, be fixed with a solid panel and a tree-like pipe on the table top of described experiment table, the table top of described experiment table has been embedded in bottle,suction, also be provided with a plurality of grooves on the table top of described experiment table, each groove is embedded in a metering cylinder that Buchner funnel is installed, the top of this metering cylinder is provided with a suction filtration mouth that protrudes, the suction filtration mouth of each metering cylinder is connected on the arm of tree-like pipe by a sebific duct and an operation valve respectively, the main pipe of tree-like pipe connects bottle,suction, vacuum meter and spinner-type flowmeter, described vacuum meter and spinner-type flowmeter are fixed on the solid panel, and described bottle,suction pipe connects vacuum pump.
For guaranteeing that liquid level along under the inwall steady flow, steadily rises the filtrate face, improve the precision of reading.Be with the crooked guide shell that plastic material prepares at the lower end of described Buchner funnel water delivering orifice, this bending guide shell is set to the inclination opening that the metering cylinder inwall is close on the inclined-plane.
A kind of mode of controlling the switch of each detection branch according to air pressure automatically, operation valve is the solenoid valve that the porch is electrically connected with baroceptor, when this branch road is filtered to vacuum breaking, automatically control electromagnetic valve be closed respective branch, thereby can guarantee that other branch road works under the constant situation of vacuum tightness.
A kind of manually operated concrete mode, described operation valve is a ball valve.
For making things convenient for the dismounting of metering cylinder, described metering cylinder base fixedly is embedded in the groove by easily detachable silica gel circle.
The non-friable hollow tubulars of hard such as the preferred copper pipe of described tree-like pipe, aluminum pipe, stainless-steel tube, compo pipe or ebonite pipe.
For reducing the influence of vacuum pump work, be provided with the damping pad between described experiment table and the vacuum pump to experiment.
Concrete, the bottom of described experiment table is equipped with four universal wheels.
Concrete, described Buchner funnel is connected the nozzle of metering cylinder by cork.
The course of work of the present utility model is as follows:
At first, number is opened the same number of branch road operation valve per sample, closes other untapped branch road operation valves, and filter paper is put into Buchner funnel, and with water-wet and be adjacent at the end in week, simultaneously, whether testing fixture each leak gas between connecting.Then, start vacuum pump, regulate spinner-type flowmeter and make vacuum pressure be approximately 2/3 o'clock of experimental pressure to turn off vacuum pump.Then, a plurality of mud samples to be measured are incorporated in respectively in the different Buchner funnels, start vacuum pump and regulate vacuum pressure to measured value (being no more than 0.1MPa), reach this pressure after, begin to start stopwatch, write down the filtrate V of this moment in the metering cylinder
0At regular intervals after this (can be every 10s or 15s when beginning to filter, after filtering velocity slows down can every 30s or 60s) writes down corresponding amount of filtrate in the metering cylinder.When being filtered to vacuum breaking, the automatic or manual operation valve of turning off respective branch is regulated spinner-type flowmeter and is guaranteed that the vacuum tightness of whole mensuration system is constant, does not chap for a long time as filter cake, can stop to measure after then filtering 20min.
The characteristics of the utility model resistivity determinator are: 1. because branch road is provided with operation valve, every cover suction filtration system does not disturb mutually, and many cover mud suction filtration resistivitys in parallel unit can be set as required, is applicable to various situations such as single or many people's experiments; 2. utilize baroceptor to control the mode of the electromagnetic valve switch of each detection branch automatically according to air pressure, when this branch road is filtered to vacuum breaking, can control this closed electromagnetic valve respective branch automatically, thereby can guarantee that other branch road works under the constant situation of vacuum tightness; 3. realize the integrated of package unit all component, effectively utilized the shared space of experimental stand, used carrying flexible; 4. Buchner funnel lower end water delivering orifice is with the crooked mozzle of self-control, and the metering cylinder inwall is close on the inclined-plane of its inclination opening, has guaranteed that liquid level along under the inwall steady flow, steadily rises the filtrate face, improves the precision of reading.Simultaneously, because metering cylinder is to adopt groove and movable silica gel circle to fix, easy accessibility, and this integrated apparatus also can be used for the sludge vacuum suction filtration and mass balance is measured.
Description of drawings
Fig. 1 is a main TV structure synoptic diagram of the present utility model;
Fig. 2 is the structural representation of the utility model Buchner funnel and metering cylinder;
Fig. 3 is the schematic top plan view of the utility model embodiment 1;
Fig. 4 is the schematic top plan view of the utility model embodiment 2.
Embodiment
Below in conjunction with embodiment and contrast accompanying drawing the utility model is described in further detail.
Embodiment 1
A kind of eight multi pack mud resistivity determinators, Fig. 1 master's TV structure synoptic diagram, Fig. 3 is a schematic top plan view, comprise that the bottom is equipped with the experiment table 2 of four universal wheels 1, experiment table 2 internal fixation are equipped with a vacuum pump 13, be provided with damping pad 14 between experiment table 2 and the vacuum pump 13, be fixed with a solid panel 10 and a copper tree-like pipe 9 on the table top of experiment table 2, the table top of experiment table 2 has been embedded in a bottle,suction 19, also be provided with 8 grooves 18 on the table top of experiment table 2, the base of 8 metering cylinders 5 is fixedly embedded in groove 18 by easily detachable silica gel circle, each metering cylinder 5 nozzle is connected with Buchner funnel 7 by cork 6, above metering cylinder 5, be provided with a suction filtration mouth 15 that protrudes, 8 suction filtration mouths 15 are connected on each arm of copper tree-like pipe 9 by sebific duct 16 and ball valve 17 respectively, the main of tree-like pipe 9 connects bottle,suction 19 by the rubber tube pipe, vacuum meter 11 and spinner-type flowmeter 12, vacuum meter 11 and spinner-type flowmeter 12 are fixed on the solid panel 10, and bottle,suction 19 also connects vacuum pump 13 by the rubber tube pipe.Fig. 2 is the structural representation of Buchner funnel 7 and metering cylinder 5, for guaranteeing that liquid level is along under the inwall steady flow, the filtrate face is steadily risen, improve the precision of reading, be with the crooked guide shell 8 that plastic material prepares at the lower end of Buchner funnel 7 water delivering orifice, this bending guide shell 8 is set to the inclination opening that metering cylinder 5 inwalls are close on the inclined-plane.
During work, at first, number is opened the same number of branch road spherical valve 17 per sample, closes other untapped branch road spherical valves, and filter paper is put into Buchner funnel 7, and with water-wet and be adjacent at the end in week, simultaneously, whether testing fixture each leak gas between connecting.Then, start vacuum pump 13, regulate spinner-type flowmeter 12 and make vacuum pressure be approximately 2/3 o'clock of experimental pressure to turn off vacuum pump 13.Then, a plurality of mud samples to be measured are incorporated in respectively in the different Buchner funnels 7, start vacuum pump 13 and regulate vacuum pressure to measured value (being no more than 0.1MPa), reach this pressure after, begin to start stopwatch, write down the filtrate V in the metering cylinder 5 this moment
0At regular intervals after this (can be every 10s or 15s when beginning to filter, after filtering velocity slows down can every 30s or 60s) writes down corresponding amount of filtrate in the metering cylinder 5.When being filtered to vacuum breaking, turn off the spherical valve 17 of respective branch, regulate spinner-type flowmeter 12 and guarantee that the vacuum tightness of whole mensuration system is constant, do not chap for a long time as filter cake, can stop to measure after then filtering 20min.
Embodiment 2
A kind of automatic control type eight multi pack mud resistivity determinators, Fig. 1 master's TV structure synoptic diagram, Fig. 4 is a schematic top plan view, comprise that the bottom is equipped with the experiment table 2 of four universal wheels 1, experiment table 2 internal fixation are equipped with a vacuum pump 13, be provided with damping pad 14 between experiment table 2 and the vacuum pump 13, be fixed with solid panel 10 and the tree-like pipe 9 of an aluminium matter on the table top of experiment table 2, the table top of experiment table 2 has been embedded in a bottle,suction 19, also be provided with 8 grooves 18 on the table top of experiment table 2, the base of 8 metering cylinders 5 is fixedly embedded in 8 grooves 18 by easily detachable silica gel circle, each metering cylinder 5 nozzle is connected with Buchner funnel 7 by cork 6, above metering cylinder 5, be provided with a suction filtration mouth 15 that protrudes, suction filtration mouth 15 is connected on each arm of the tree-like pipe 9 of aluminium matter by sebific duct 16 and solenoid valve 20, solenoid valve 20 and suction filtration mouth 15 are provided with a baroceptor 21 that is electrically connected solenoid valve 20, the main of tree-like pipe 9 connects bottle,suction 19 by the rubber tube pipe, vacuum meter 11 and spinner-type flowmeter 12, vacuum meter 11 and spinner-type flowmeter 12 are fixed on the solid panel 10, and bottle,suction 19 also connects vacuum pump 13 by the rubber tube pipe.Fig. 2 is the structural representation of Buchner funnel 7 and metering cylinder 5, for guaranteeing that liquid level is along under the inwall steady flow, the filtrate face is steadily risen, improve the precision of reading, be with the crooked guide shell 8 that plastic material prepares at the lower end of Buchner funnel 7 water delivering orifice, this bending guide shell 8 is set to the inclination opening that metering cylinder 5 inwalls are close on the inclined-plane.
During work, at first, number is opened the same number of solenoid valve 20 per sample, closes other untapped solenoid valves, and filter paper is put into Buchner funnel 7, and with water-wet and be adjacent at the end in week, simultaneously, whether testing fixture each leak gas between connecting.Then, start vacuum pump 13, regulate spinner-type flowmeter 12 and make vacuum pressure be approximately 2/3 o'clock of experimental pressure to turn off vacuum pump 13.Then, a plurality of mud samples to be measured are incorporated in respectively in the different Buchner funnels 7, start vacuum pump 13 and regulate vacuum pressure to measured value (being no more than 0.1MPa), reach this pressure after, begin to start stopwatch, write down the filtrate V in the metering cylinder 5 this moment
0At regular intervals after this (can be every 10s or 15s when beginning to filter, after filtering velocity slows down can every 30s or 60s) writes down corresponding amount of filtrate in the metering cylinder 5.When a certain branch road metering cylinder 5 inner filtrations during to vacuum breaking, sensed by corresponding baroceptor 21, control respective electrical magnet valve 20 is closed, the vacuum tightness of regulating the whole mensuration of spinner-type flowmeter 12 assurances system simultaneously is constant, do not chap for a long time as filter cake, then filter and to stop behind the 20min measuring.
More than be that the utility model multiple mud resistivity determinator is set forth; be used for helping to understand the utility model; but embodiment of the present utility model is not restricted to the described embodiments; anyly do not deviate from the change done under the utility model principle, modification, substitute, combination, simplify; all should be the substitute mode of equivalence, be included within the protection domain of the present utility model.
Claims (9)
1. multiple mud resistivity determinator, it is characterized in that: comprise that the bottom is equipped with the experiment table of castor, described experiment table internal fixation is equipped with vacuum pump, be fixed with a solid panel and a tree-like pipe on the table top of described experiment table, the table top of described experiment table has been embedded in bottle,suction, also be provided with a plurality of grooves on the table top of described experiment table, each groove is embedded in a metering cylinder that Buchner funnel is installed, the top of this metering cylinder is provided with a suction filtration mouth that protrudes, the suction filtration mouth of each metering cylinder is connected on the arm of tree-like pipe by a sebific duct and an operation valve respectively, the main pipe of tree-like pipe connects bottle,suction, vacuum meter and spinner-type flowmeter, described vacuum meter and spinner-type flowmeter are fixed on the solid panel, and described bottle,suction pipe connects vacuum pump.
2. multiple mud resistivity determinator according to claim 1 is characterized in that: the lower end water delivering orifice of described Buchner funnel is with the crooked guide shell of plastic material preparation, and this bending guide shell is set to the inclination opening that the metering cylinder inwall is close on the inclined-plane.
3. multiple mud resistivity determinator according to claim 1 and 2, it is characterized in that: described operation valve is the solenoid valve that the porch is electrically connected with baroceptor.
4. multiple mud resistivity determinator according to claim 1 and 2, it is characterized in that: described operation valve is a ball valve.
5. multiple mud resistivity determinator according to claim 1 and 2, it is characterized in that: described metering cylinder base fixedly is embedded in the groove by easily detachable silica gel circle.
6. multiple mud resistivity determinator according to claim 1 and 2 is characterized in that: described tree-like pipe is copper pipe, aluminum pipe, stainless-steel tube, compo pipe or ebonite pipe.
7. multiple mud resistivity determinator according to claim 1 and 2 is characterized in that: be provided with the damping pad between described experiment table and the vacuum pump.
8. multiple mud resistivity determinator according to claim 1 and 2, it is characterized in that: the bottom of described experiment table is equipped with four universal wheels.
9. multiple mud resistivity determinator according to claim 1 and 2, it is characterized in that: described Buchner funnel is connected the nozzle of metering cylinder by cork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205734969U CN201828559U (en) | 2010-10-22 | 2010-10-22 | Multi-connected sludge specific resistance measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205734969U CN201828559U (en) | 2010-10-22 | 2010-10-22 | Multi-connected sludge specific resistance measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201828559U true CN201828559U (en) | 2011-05-11 |
Family
ID=43967085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205734969U Expired - Lifetime CN201828559U (en) | 2010-10-22 | 2010-10-22 | Multi-connected sludge specific resistance measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201828559U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102455344A (en) * | 2010-10-22 | 2012-05-16 | 宇星科技发展(深圳)有限公司 | Multi-connected sludge specific resistance measurement device |
| CN102608292A (en) * | 2012-03-09 | 2012-07-25 | 北京建筑工程学院 | Sludge specific resistance measuring apparatus |
| CN102980834A (en) * | 2012-12-10 | 2013-03-20 | 中国科学院武汉岩土力学研究所 | Testing device for measuring sludge dewatering characteristics |
| CN105973747A (en) * | 2016-05-31 | 2016-09-28 | 安徽理工大学 | Filter pressing type sludge specific resistance measuring device |
| CN106053194A (en) * | 2016-07-13 | 2016-10-26 | 长春黄金研究院 | Gold adsorption suction filtration device |
| CN108776155A (en) * | 2018-07-13 | 2018-11-09 | 天津科技大学 | A kind of conductance type sludge specific resistance measuring device |
| CN109099314A (en) * | 2018-06-28 | 2018-12-28 | 安徽瀚景观规划设计院有限公司 | A kind of sewage sample detecting cleaning pipeline |
| CN109709309A (en) * | 2019-02-27 | 2019-05-03 | 连云港大禹水处理工程有限公司 | A kind of sludge specific resistance measurement device and system |
-
2010
- 2010-10-22 CN CN2010205734969U patent/CN201828559U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102455344A (en) * | 2010-10-22 | 2012-05-16 | 宇星科技发展(深圳)有限公司 | Multi-connected sludge specific resistance measurement device |
| CN102608292A (en) * | 2012-03-09 | 2012-07-25 | 北京建筑工程学院 | Sludge specific resistance measuring apparatus |
| CN102608292B (en) * | 2012-03-09 | 2014-07-23 | 北京建筑大学 | Sludge specific resistance measuring apparatus |
| CN102980834A (en) * | 2012-12-10 | 2013-03-20 | 中国科学院武汉岩土力学研究所 | Testing device for measuring sludge dewatering characteristics |
| CN102980834B (en) * | 2012-12-10 | 2014-12-31 | 中国科学院武汉岩土力学研究所 | Testing device for measuring sludge dewatering characteristics |
| CN105973747A (en) * | 2016-05-31 | 2016-09-28 | 安徽理工大学 | Filter pressing type sludge specific resistance measuring device |
| CN106053194A (en) * | 2016-07-13 | 2016-10-26 | 长春黄金研究院 | Gold adsorption suction filtration device |
| CN109099314A (en) * | 2018-06-28 | 2018-12-28 | 安徽瀚景观规划设计院有限公司 | A kind of sewage sample detecting cleaning pipeline |
| CN108776155A (en) * | 2018-07-13 | 2018-11-09 | 天津科技大学 | A kind of conductance type sludge specific resistance measuring device |
| CN109709309A (en) * | 2019-02-27 | 2019-05-03 | 连云港大禹水处理工程有限公司 | A kind of sludge specific resistance measurement device and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201828559U (en) | Multi-connected sludge specific resistance measurement device | |
| CN207675606U (en) | A dynamic imbibition and displacement simulation device for tight reservoirs | |
| CN103323576B (en) | True three-dimensional swell-shrink instrument | |
| CN102434151B (en) | Bottom-water coning dynamic simulation experiment device in bottom-water oil reservoir development and simulation system | |
| CN203191284U (en) | Porous material permeability coefficient tester | |
| CN102455344B (en) | Method for multi-connected sludge specific resistance measurement device | |
| CN201397172Y (en) | Volume measurer of micro solid | |
| CN106370580A (en) | Rapid penetration testing device for low-penetrability media | |
| CN206161491U (en) | Device of rock core imbibition effect under test dynamic condition | |
| CN204422027U (en) | A kind of liquid caliberating device | |
| CN109406371A (en) | It is a kind of coupled based on man-made fracture with intrinsic fracture under permeability survey method and measuring system | |
| CN201247191Y (en) | Instrument for measuring permeability coefficient of pervious brick | |
| CN111521543A (en) | Static pressurization visualization imbibition experimental method for tight reservoir cores | |
| CN201203605Y (en) | Sludge specific resistance measuring device | |
| CN216646552U (en) | Liquid flow rate metering device | |
| CN203011880U (en) | Capacitive automatic determinator of sludge specific resistance | |
| CN202451144U (en) | Dynamic simulation experimental device and simulation system for bottom water coning in bottom water reservoir exploitation | |
| CN206300877U (en) | A rock specific surface measuring device | |
| CN109342296A (en) | An experimental device for measuring the permeability coefficient curve of unsaturated soil | |
| CN202735020U (en) | Pressure measuring device | |
| CN204910930U (en) | Filter of poor color board of grey standard level is arranged to preparation filter mouth neck | |
| CN107064434A (en) | A kind of device for determining air foam effective migration distance between well | |
| CN206091975U (en) | Oil well oil water metering device | |
| CN206618649U (en) | A kind of simple, efficient weight method filterable agent analyzer | |
| CN206638559U (en) | Multilist pressure-controlled type magmatic rock oil-water relative permeability security measurement instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110511 |