CN202230070U - Scaling upper limit evaluation device for reverse osmosis scaling inhibitor - Google Patents
Scaling upper limit evaluation device for reverse osmosis scaling inhibitor Download PDFInfo
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- CN202230070U CN202230070U CN2011203657021U CN201120365702U CN202230070U CN 202230070 U CN202230070 U CN 202230070U CN 2011203657021 U CN2011203657021 U CN 2011203657021U CN 201120365702 U CN201120365702 U CN 201120365702U CN 202230070 U CN202230070 U CN 202230070U
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Abstract
The utility model relates to a scaling upper limit evaluation device for a reverse osmosis scaling inhibitor, which comprises an original water tank, a multi-media filter, a middle water tank, an inhibitor box, a precise filter, a reverse osmosis film, a concentrate recirculation system and a fresh water discharging system. A chemicals feeding port is arranged on one side of the top of the original water tank, the other side of the top is connected with the concentrate recirculation system, and the middle of the top of the original water tank is connected with the multi-media filter through a low pressure pump I. The multi-media filter is connected with the middle water tank which is respectively connected with a metering pump and a heat exchanger through a low pressure pump II. The metering pump is connected with the scaling inhibitor box. The heat exchanger is connected with the reverse osmosis film through the precise filter. One end of the reverse osmosis film is connected with the concentrate recirculation system, and the other end of the reverse osmosis film is connected with the fresh water discharging system. The scaling upper limit evaluation device for the reverse osmosis scaling inhibitor is short in testing time, convenient to operate, can test use upper limit of the scaling inhibitor and maximum water recovery rate conveniently.
Description
Technical field
The utility model relates to water treatment field, relates in particular to reverse osmosis antisludging agent fouling upper limit evaluating apparatus.
Background technology
In the application process of counter-infiltration, the film fouling is a key factor that the restriction film is used, and the reduction of reverse osmosis water flux, rejection reduce after the film fouling, and use cost rises.Usually, the mode of adopt adding antisludging agent aborning prevents the antisludging agent fouling, but in use often has the problem of antisludging agent improper use, this be because to the usability of antisludging agent not energy cause.So developing reverse osmosis antisludging agent fouling upper limit evaluating apparatus, to quantize the antisludging agent scale-inhibiting properties significant.
In recent years; The performance of antisludging agent evaluation method is very various; Comprise: static-state scale inhibition method, Bubbling method, limit carbonate hardness method, pH displacement method, conductance method, dynamic method; Develop corresponding evaluation of scale inhibitor device according to these methods, wherein dynamic method is because its actual operating position of convergence antisludging agent more, so the performance of reverse osmosis antisludging agent when method for distinguishing more can react actual use exactly.So the present invention develops a kind of reverse osmosis antisludging agent fouling upper limit evaluating apparatus based on dynamic method, can be used to quantize antisludging agent SC service ceiling, measure the big flood recovery when using antisludging agent, significant to the application of antisludging agent in counter-infiltration.
The utility model content
The utility model technical matters to be solved provides a kind ofly can be used to measure antisludging agent SC service ceiling, estimate performance of antisludging agent, confirm the reverse osmosis antisludging agent fouling upper limit evaluating apparatus of the big flood recovery of counter-infiltration.
For addressing the above problem; The described reverse osmosis antisludging agent fouling of the utility model upper limit evaluating apparatus, it is characterized in that: this device comprises raw water box, more medium filter, intermediate water tank, antisludging agent case, accurate filter, reverse osmosis membrane, concentrate recirculation system and fresh water exhaust system; Top one side of said raw water box is provided with medicament and adds mouth, and its top opposite side links to each other with said concentrate recirculation system, and the center links to each other with said more medium filter through low-lift pump I; Said more medium filter links to each other with said intermediate water tank, and this intermediate water tank is connected with volume pump, heat interchanger respectively through low-lift pump II; Said volume pump links to each other with said antisludging agent case; Said heat interchanger links to each other with said reverse osmosis membrane through said accurate filter; One end of said reverse osmosis membrane links to each other with said concentrate recirculation system, and its other end links to each other with said fresh water exhaust system.
The built-in stirrer of said raw water box.
Said accurate filter links to each other with said reverse osmosis membrane through high-pressure pump, and be provided with tensimeter I successively between said high-pressure pump and the said reverse osmosis membrane, conductance measurement appearance I.
Said concentrate recirculation system comprises pipeline I and is located at dense water sampling valve and the concentrate recirculation valve on the said pipeline I; The end of said pipeline I links to each other with said raw water box, and its other end links to each other with said reverse osmosis membrane; Said pipeline I between said dense water sampling valve and the said reverse osmosis membrane is provided with the pressure Table II; Said pipeline I between said concentrate recirculation valve and the said raw water box is provided with flowmeter I.
Said fresh water exhaust system comprises pipeline II and is located at fresh water sample valve and the fresh water bleed valve on the said pipeline II; The end of said pipeline II links to each other with said reverse osmosis membrane, and its other end then is connected with the fresh water water receiver; Be provided with said fresh water sample valve, conductance measurement appearance II on the said pipeline II between said fresh water bleed valve and the said reverse osmosis membrane successively; Said pipeline II between said fresh water bleed valve and the said fresh water water receiver is provided with flowmeter II.
The utility model compared with prior art has the following advantages:
1, the utility model through fresh water is constantly discharged, dense water circulation way, feed concentration is increased, in order to measure the fouling upper limit and the scale-inhibiting properties of reverse osmosis antisludging agent.
2, the utility model minute short, easy to operate, more meet the actual operating position of antisludging agent in reverse osmosis applications, can measure the antisludging agent SC service ceiling and the big flood recovery easily, be applicable to screening and the application of antisludging agent in the counter-infiltration field.
Description of drawings
Below in conjunction with accompanying drawing the embodiment of the utility model is done further detailed explanation.
Fig. 1 is the structural representation of the utility model.
Among the figure: 1- raw water box 11- medicament adds mouthful dense water cocurrent flow of a 2- more medium filter 3- intermediate water tank 4- antisludging agent case 5- accurate filter 51- Pressure gauge I52- conductance measurement appearance I6- reverse osmosis membrane 71- low-lift pump I72- low-lift pump II8- measuring pump 9- heat exchanger 10- high-pressure pump 101- pipeline I102- dense water sampling valve 103- valve 104- Pressure gauge II105- flowmeter I201- pipeline II202- fresh water sample valve 203- fresh water drain valve 204- conductance measurement appearance II205- flowmeter II.
Embodiment
As shown in Figure 1, reverse osmosis antisludging agent fouling upper limit evaluating apparatus, this device comprises raw water box 1, more medium filter 2, intermediate water tank 3, antisludging agent case 4, accurate filter 5, reverse osmosis membrane 6, concentrate recirculation system and fresh water exhaust system.
Top one side of raw water box 1 is provided with medicament and adds mouth 11, and its top opposite side links to each other with the concentrate recirculation system, and the center links to each other with more medium filter 2 through low-lift pump I 71; More medium filter 2 links to each other with intermediate water tank 3, and this intermediate water tank 3 is connected with volume pump 8, heat interchanger 9 respectively through low-lift pump II 72; Volume pump 8 links to each other with antisludging agent case 4; Heat interchanger 9 links to each other with reverse osmosis membrane 6 through accurate filter 5; One end of reverse osmosis membrane 6 links to each other with the concentrate recirculation system, and its other end links to each other with the fresh water exhaust system.
Wherein: raw water box 1 built-in stirrer.
Accurate filter 5 links to each other with reverse osmosis membrane 6 through high-pressure pump 10, and be provided with tensimeter I 51 successively between high-pressure pump 10 and the reverse osmosis membrane 6, conductance measurement appearance I 52.
The concentrate recirculation system comprises pipeline I 101 and is located at the dense water sampling valve 102 and concentrate recirculation valve 103 on the pipeline I 101.The end of pipeline I 101 links to each other with raw water box 1, and its other end links to each other with reverse osmosis membrane 6; Pipeline I 101 between dense water sampling valve 102 and the reverse osmosis membrane 6 is provided with pressure Table II 104; Pipeline I 101 between concentrate recirculation valve 103 and the raw water box 1 is provided with flowmeter I 105.
The fresh water exhaust system comprises pipeline II 201 and is located at the fresh water sample valve 202 and fresh water bleed valve 203 on the pipeline II 201.The end of pipeline II 201 links to each other with reverse osmosis membrane 6, and its other end then is connected with the fresh water water receiver; Be provided with fresh water sample valve 202, conductance measurement appearance II 204 on the pipeline II 201 between fresh water bleed valve 203 and the reverse osmosis membrane 6 successively; Pipeline II201 between fresh water bleed valve 203 and the fresh water water receiver is provided with flowmeter II 205.
During use, (1) through medicament add mouthfuls 11 to raw water box 1 add the concentration known that configures brackish water first component; (2) open all pumps; Close fresh water bleed valve 203; Brackish water is circulated through the loop that low-lift pump I 71, more medium filter 2, intermediate water tank 3, low-lift pump II 72, heat interchanger 9, accurate filter 5, high-pressure pump 10, reverse osmosis membrane 6, concentrate recirculation system form successively; In cyclic process, open the volume pump 8 that links to each other with antisludging agent case 4, add quantitative antisludging agent; (3) treat antisludging agent add finish after, at this moment period minute starts stirrer in the raw water box 1, adds mouthfuls 11 through medicament again and adds brackish waters second component, circulation was stirred 30 minutes; (4) open fresh water bleed valve 203; The pressure that the time recording flow of solution is crossed film falls; Parameters such as the electricity on the pressure of tensimeter I 51 and pressure Table II 104, solution temperature, solution ion concentration, conductance measurement appearance I 52, the conductance measurement appearance II 204 is led, the former water yield, the fresh water production water yield are calculated the film infiltration coefficient; (5) treat that certain hour behind turnover or the conductance measurement appearance I 52 data generation busts takes place the film infiltration coefficient, finishes experiment; (6) according to the variation tendency of above-mentioned data with the water recovery; Find out film infiltration coefficient bust point or conductivity bust point, write down the dense water concentration that to put mutually, and calculate the water recovery of this point; Be the maximum recovery that adds this antisludging agent, judge the scale inhibition upper limit of antisludging agent with this.
Claims (5)
1. reverse osmosis antisludging agent fouling upper limit evaluating apparatus, it is characterized in that: this device comprises raw water box (1), more medium filter (2), intermediate water tank (3), antisludging agent case (4), accurate filter (5), reverse osmosis membrane (6), concentrate recirculation system and fresh water exhaust system; Top one side of said raw water box (1) is provided with medicament and adds mouthful (11), and its top opposite side links to each other with said concentrate recirculation system, and the center is passed through low-lift pump I (71) and linked to each other with said more medium filter (2); Said more medium filter (2) links to each other with said intermediate water tank (3), and this intermediate water tank (3) is connected with volume pump (8), heat interchanger (9) respectively through low-lift pump II (72); Said volume pump (8) links to each other with said antisludging agent case (4); Said heat interchanger (9) links to each other with said reverse osmosis membrane (6) through said accurate filter (5); One end of said reverse osmosis membrane (6) links to each other with said concentrate recirculation system, and its other end links to each other with said fresh water exhaust system.
2. reverse osmosis antisludging agent fouling upper limit evaluating apparatus as claimed in claim 1 is characterized in that: the built-in stirrer of said raw water box (1).
3. reverse osmosis antisludging agent fouling upper limit evaluating apparatus as claimed in claim 1; It is characterized in that: said accurate filter (5) links to each other with said reverse osmosis membrane (6) through high-pressure pump (10), and is provided with tensimeter I (51), conductance measurement appearance I (52) successively between said high-pressure pump (10) and the said reverse osmosis membrane (6).
4. reverse osmosis antisludging agent fouling upper limit evaluating apparatus as claimed in claim 1 is characterized in that: said concentrate recirculation system comprises pipeline I (101) and is located at dense water sampling valve (102) and the concentrate recirculation valve (103) on the said pipeline I (101); The end of said pipeline I (101) links to each other with said raw water box (1), and its other end links to each other with said reverse osmosis membrane (6); Said pipeline I (101) between said dense water sampling valve (102) and the said reverse osmosis membrane (6) is provided with pressure Table II (104); Said pipeline I (101) between said concentrate recirculation valve (103) and the said raw water box (1) is provided with flowmeter I (105).
5. reverse osmosis antisludging agent fouling upper limit evaluating apparatus as claimed in claim 1 is characterized in that: said fresh water exhaust system comprises pipeline II (201) and is located at fresh water sample valve (202) and the fresh water bleed valve (203) on the said pipeline II (201); The end of said pipeline II (201) links to each other with said reverse osmosis membrane (6), and its other end then is connected with the fresh water water receiver; Be provided with said fresh water sample valve (202), conductance measurement appearance II (204) on the said pipeline II (201) between said fresh water bleed valve (203) and the said reverse osmosis membrane (6) successively; Said pipeline II (201) between said fresh water bleed valve (203) and the said fresh water water receiver is provided with flowmeter II (205).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203657021U CN202230070U (en) | 2011-09-28 | 2011-09-28 | Scaling upper limit evaluation device for reverse osmosis scaling inhibitor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203657021U CN202230070U (en) | 2011-09-28 | 2011-09-28 | Scaling upper limit evaluation device for reverse osmosis scaling inhibitor |
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| CN202230070U true CN202230070U (en) | 2012-05-23 |
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| CN2011203657021U Expired - Fee Related CN202230070U (en) | 2011-09-28 | 2011-09-28 | Scaling upper limit evaluation device for reverse osmosis scaling inhibitor |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104030473A (en) * | 2014-06-23 | 2014-09-10 | 深圳市凯尔迪光电科技有限公司 | COD separation device and method for organic wastewater |
| CN104237315A (en) * | 2014-08-21 | 2014-12-24 | 广州特种承压设备检测研究院 | Scale inhibitor and reverse osmosis membrane compatibility method based on Zeta potential evaluation |
| CN104237455A (en) * | 2013-06-18 | 2014-12-24 | 中国石油天然气股份有限公司 | Experimental equipment for predicting scaling and evaluating scale of flue gas turbine of catalytic cracking unit |
| CN104764856A (en) * | 2014-01-07 | 2015-07-08 | 陕西安得科技实业有限公司 | Dynamic simulation experiment platform for reverse osmosis scale inhibitors |
| WO2018196455A1 (en) * | 2017-04-27 | 2018-11-01 | 佛山市顺德区美的饮水机制造有限公司 | Water purification system |
| CN110194536A (en) * | 2019-06-16 | 2019-09-03 | 江苏富淼科技股份有限公司 | A kind of reverse osmosis scale inhibition dynamic evaluation instrument and its appraisal procedure |
| CN113504171A (en) * | 2021-07-13 | 2021-10-15 | 西南石油大学 | Device and method for measuring reservoir salt deposition damage and evaluating salt dissolving agent effect |
| CN115364675A (en) * | 2022-09-16 | 2022-11-22 | 同济大学 | Method and equipment for testing performance of drinking water nanofiltration membrane scale inhibitor |
-
2011
- 2011-09-28 CN CN2011203657021U patent/CN202230070U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104237455A (en) * | 2013-06-18 | 2014-12-24 | 中国石油天然气股份有限公司 | Experimental equipment for predicting scaling and evaluating scale of flue gas turbine of catalytic cracking unit |
| CN104237455B (en) * | 2013-06-18 | 2017-09-08 | 中国石油天然气股份有限公司 | Experimental equipment for predicting scaling and evaluating scale of flue gas turbine of catalytic cracking unit |
| CN104764856A (en) * | 2014-01-07 | 2015-07-08 | 陕西安得科技实业有限公司 | Dynamic simulation experiment platform for reverse osmosis scale inhibitors |
| CN104030473A (en) * | 2014-06-23 | 2014-09-10 | 深圳市凯尔迪光电科技有限公司 | COD separation device and method for organic wastewater |
| CN104237315A (en) * | 2014-08-21 | 2014-12-24 | 广州特种承压设备检测研究院 | Scale inhibitor and reverse osmosis membrane compatibility method based on Zeta potential evaluation |
| WO2018196455A1 (en) * | 2017-04-27 | 2018-11-01 | 佛山市顺德区美的饮水机制造有限公司 | Water purification system |
| CN110194536A (en) * | 2019-06-16 | 2019-09-03 | 江苏富淼科技股份有限公司 | A kind of reverse osmosis scale inhibition dynamic evaluation instrument and its appraisal procedure |
| CN113504171A (en) * | 2021-07-13 | 2021-10-15 | 西南石油大学 | Device and method for measuring reservoir salt deposition damage and evaluating salt dissolving agent effect |
| CN113504171B (en) * | 2021-07-13 | 2024-04-16 | 西南石油大学 | Device and method for measuring reservoir salt precipitation injury and evaluating salt dissolving agent effect |
| CN115364675A (en) * | 2022-09-16 | 2022-11-22 | 同济大学 | Method and equipment for testing performance of drinking water nanofiltration membrane scale inhibitor |
| CN115364675B (en) * | 2022-09-16 | 2024-06-04 | 同济大学 | Device for testing scale inhibition performance of scale inhibitor of nanofiltration membrane of drinking water and application method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20120928 |