CN108126409A - A kind of novel PGO diesel oil overlay film back-flushing filtering system and its filter method - Google Patents
A kind of novel PGO diesel oil overlay film back-flushing filtering system and its filter method Download PDFInfo
- Publication number
- CN108126409A CN108126409A CN201810032497.3A CN201810032497A CN108126409A CN 108126409 A CN108126409 A CN 108126409A CN 201810032497 A CN201810032497 A CN 201810032497A CN 108126409 A CN108126409 A CN 108126409A
- Authority
- CN
- China
- Prior art keywords
- prefilter
- overlay film
- diesel oil
- pgo
- filter
- 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.)
- Pending
Links
- 239000002283 diesel fuel Substances 0.000 title claims abstract description 40
- 238000001914 filtration Methods 0.000 title claims abstract description 34
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims description 9
- 238000011045 prefiltration Methods 0.000 claims abstract description 125
- 239000012528 membrane Substances 0.000 claims abstract description 13
- 239000000706 filtrate Substances 0.000 claims abstract description 12
- 239000000835 fiber Substances 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 19
- 239000012065 filter cake Substances 0.000 claims description 15
- 239000012535 impurity Substances 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims description 3
- 239000010408 film Substances 0.000 claims 20
- 238000004581 coalescence Methods 0.000 claims 1
- 239000013039 cover film Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 229920000742 Cotton Polymers 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a kind of novel PGO diesel oil overlay film back-flushing filtering systems, including prefilter one, prefilter two, coalescer, PGO feed pipes, flowline and filtrate pipe, the PGO feed pipes are connect with prefilter one and prefilter two, prefilter one and prefilter two are connect by filtrate pipe with coalescer, flowline is connected on coalescer, one side position of the prefilter one and prefilter two is equipped with overlay film tank, overlay film tank is connect with prefilter one and prefilter two by pipeline, clean diesel oil is stored in overlay film tank, overlay film tank is also connect with pre-coated membrane tube road, pre-coated membrane tube road is used for the conveying fiber tissue into overlay film tank, the beneficial effects of the invention are as follows：Sundries blocks filter core before preventing blowback again while filtering accuracy is improved so that blowback is easy, and filter effect is apparent, extends entire filter plant and system service life.
Description
Technical field
The present invention relates to a kind of filtration system, specifically a kind of novel PGO diesel oil overlay film back-flushing filtering system and its mistake
Filtering method.
Background technology
PGO diesel oil filterings system easily blocks at present, and blowback effect is undesirable, and poor filtration effect, equipment life is short, and the energy disappears
Consumption is big.
Invention content
The purpose of the present invention is to provide a kind of novel PGO diesel oil overlay film back-flushing filtering system and its filter method, with
Solve the problems mentioned above in the background art.
To achieve the above object, the present invention provides following technical solution：
A kind of novel PGO diesel oil overlay film back-flushing filtering system, including prefilter one, prefilter two, coalescer, PGO into
Pipe material, flowline and filtrate pipe, the PGO feed pipes are connect with prefilter one and prefilter two, prefilter one
It is connect with prefilter two by filtrate pipe with coalescer, is connected with flowline on coalescer, the prefilter one and pre-
One side position of filter two is equipped with overlay film tank, and overlay film tank is connect with prefilter one and prefilter two by pipeline,
Clean diesel oil is stored in overlay film tank, overlay film tank is also connect with pre-coated membrane tube road, and pre-coated membrane tube road is for defeated into overlay film tank
Send cellucotton or fibr tissue so that cellucotton forms one layer of filter on the surface of prefilter one and the filter core of prefilter two
Cake.
As further embodiment of the present invention：The filter of the size ratio prefilter one and prefilter two of the fibr tissue
Core precision is at least 15 microns big.
As further scheme of the invention：The prefilter one and prefilter two simultaneously with overlay film liquid recovery tube
Connection.
As further scheme of the invention：Blowback system is installed on the prefilter one and prefilter two,
The bottom of prefilter one and prefilter two is equipped with slag-drip opening.
As further scheme of the invention：The overlay film tank is connect with evacuated tube.
A kind of filter method of novel PGO diesel oil overlay film back-flushing filtering system, includes the following steps：
S1, by pre-coated membrane tube road, into overlay film tank, conveying fiber tissue, fibr tissue fill in overlay film tank with clean diesel oil
Divide and be mixed to form overlay film liquid, overlay film liquid is respectively fed in prefilter one and prefilter two later so that fibr tissue
The surface of filter core in prefilter one and prefilter two forms one layer of filter cake, by overlay film liquid by overlay film liquid recovery tube into
Row recycling；
After S2, step S1 are carried out 2 ~ 3 hours, the overlay film liquid in prefilter one and prefilter two is emptied by evacuated tube,
Then gas-oil is inputted into prefilter one and prefilter two by PGO feed pipes, by prefilter one and pre- mistake
After the filtering of filter two, impurity is trapped within filter cake surface, and diesel oil is entered by filtrate pipe and essence is carried out in coalescer later
Filter, the clean diesel oil that refined filtration obtains are exported by flowline；
S3, through operation after a period of time, after prefilter one and prefilter two reach blowback pressure difference, first by prefilter one
It is emptied with material unfiltered in prefilter two, first filter cake is moistened using clean diesel oil, passes through blowback system later
System carries out blowback, filter cake and impurity and is discharged by the slag-drip opening of prefilter one and prefilter two.
As further scheme of the invention：Prefilter one it is synchronous with the blowback of prefilter two progress or alternately into
Row.
Compared with prior art, the beneficial effects of the invention are as follows：Before blowback being prevented while filtering accuracy is improved again
Sundries blocks filter core so that blowback is easy, and filter effect is apparent, extends entire filter plant and system service life, saves energy
Source, while use two prefilters, one opens one standby, and system does not have to shut down, and reaches continuous filtering, reduces the wave of available material
Take.
Description of the drawings
Fig. 1 is a kind of structure diagram of novel PGO diesel oil overlay film back-flushing filtering system.
Fig. 2 is a kind of structure diagram of prefilter one in novel PGO diesel oil overlay film back-flushing filtering system.
Fig. 3 is schematic enlarged-scale view at the A of Fig. 2.
In figure：The pre-coated membrane tube road of 1- prefilters one, 2- prefilters two, 3- coalescers, 4-, 5-PGO feed pipes, 6-
Overlay film tank, 7- overlay film liquid recovery tube, 8- flowlines, 9- filtrate pipes, 10- evacuated tubes.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig.1~3, in the embodiment of the present invention, a kind of novel PGO diesel oil overlay film back-flushing filtering system, including pre-
Filter 1, prefilter 22, coalescer 3, PGO feed pipes 5, flowline 8 and filtrate pipe 9, the PGO feed pipes 5
It is connect with prefilter 1 and prefilter 22, prefilter 1 and prefilter 22 pass through filtrate pipe 9 and coalescer 3
It connects, flowline 8 is connected on coalescer 3, gas-oil enters prefilter 1 and prefilter 22 carries out preliminary mistake
It is entered in coalescer 3 after filter, refined filtration is carried out to diesel oil by coalescer 3, diesel oil clean later can be flowed from flowline 8
Go out, a side position of the prefilter 1 and prefilter 22 is equipped with overlay film tank 6, overlay film tank 6 and prefilter 1 and
Prefilter 22 is connected by pipeline, and clean diesel oil is stored in overlay film tank 6, and overlay film tank 6 also connects with pre-coated membrane tube road 4
It connects, pre-coated membrane tube road 4 is used for conveying fiber cotton or fibr tissue into overlay film tank 6, during work, passes through pre-coated membrane tube road 4 first
Conveying fiber cotton or other fibr tissues into overlay film tank 6, after cellucotton is mixed in overlay film tank 6 with clean diesel oil
It is sent in prefilter 1 and prefilter 22, cellucotton is on the surface of prefilter 1 and the filter core of prefilter 22
One layer of filter cake can be formed, it, can be by bavin when carrying out coarse filtration using 23 pairs of diesel oil of prefilter 1 and prefilter in the later stage
Thick impurity in oil is filtered by filter cake, will not block filter core, while convenient for rinsing.
The size ratio prefilter 1 of the fibr tissue and the filter core precision of prefilter 22 are at least 15 microns big.
The prefilter 1 and prefilter 22 are connect simultaneously with overlay film liquid recovery tube 7, for clean diesel oil
It is recycled.
Blowback system is installed on the prefilter 1 and prefilter 22, for impurities purging is clean, pre- mistake
The bottom of filter 1 and prefilter 22 is equipped with slag-drip opening.
The overlay film tank 6 is connect with evacuated tube 10.
A kind of filter method of novel PGO diesel oil overlay film back-flushing filtering system, includes the following steps：
S1, by pre-coated membrane tube road, into overlay film tank, conveying fiber tissue, fibr tissue fill in overlay film tank with clean diesel oil
Divide and be mixed to form overlay film liquid, overlay film liquid is respectively fed in prefilter one and prefilter two later so that fibr tissue
The surface of filter core in prefilter one and prefilter two forms one layer of filter cake, by overlay film liquid by overlay film liquid recovery tube into
Row recycling；
After S2, step S1 are carried out 2 ~ 3 hours, the overlay film liquid in prefilter one and prefilter two is emptied by evacuated tube,
Then gas-oil is inputted into prefilter one and prefilter two by PGO feed pipes, by prefilter one and pre- mistake
After the filtering of filter two, impurity is trapped within filter cake surface, and diesel oil is entered by filtrate pipe and essence is carried out in coalescer later
Filter, the clean diesel oil that refined filtration obtains are exported by flowline 8；
S3, through operation after a period of time, after prefilter one and prefilter two reach blowback pressure difference, first by prefilter one
It is emptied with material unfiltered in prefilter two, first filter cake is moistened using clean diesel oil, passes through blowback system later
System carries out blowback, filter cake and impurity and is discharged by the slag-drip opening of prefilter one and prefilter two.In step S3, prefilter
One progress synchronous with the blowback of prefilter two or alternately, it is ensured that the continuity of entire technological process.
Herein it should be noted that：Side line pipeline present in the technical program, the valve on pipeline, pump etc. are
It is more clear technical solution, description is clearer, therefore does not illustrate to it, but not influence technique scheme is complete
Property.
It is obvious to a person skilled in the art that the present invention is not limited to the details of above-mentioned exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requirement rather than above description limit, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (7)
1. a kind of novel PGO diesel oil overlay film back-flushing filtering system, including prefilter one（1）, prefilter two（2）, coalescence
Device（3）, PGO feed pipes（5）, flowline（8）And filtrate pipe（9）, the PGO feed pipes（5）With prefilter one（1）With
Prefilter two（2）Connection, prefilter one（1）With prefilter two（2）Pass through filtrate pipe（9）With coalescer（3）Connection,
Coalescer（3）On be connected with flowline（8）, which is characterized in that the prefilter one（1）With prefilter two（2）Side
Position is equipped with overlay film tank（6）, overlay film tank（6）With prefilter one（1）With prefilter two（2）It is connected, covered by pipeline
Film tank（6）Inside store clean diesel oil, overlay film tank（6）Also with pre-coated membrane tube road（4）Connection, pre-coated membrane tube road（4）For to
Overlay film tank（6）Interior conveying fiber tissue so that cellucotton is in prefilter one（1）With prefilter two（2）Filter core surface
Form one layer of filter cake.
A kind of 2. novel PGO diesel oil overlay film back-flushing filtering system according to claim 1, which is characterized in that the fibre
The size ratio prefilter one of dimensional tissue（1）With prefilter two（2）Filter core precision it is at least 15 microns big.
3. a kind of novel PGO diesel oil overlay film back-flushing filtering system according to claim 2, which is characterized in that described pre-
Filter one（1）With prefilter two（2）Simultaneously with overlay film liquid recovery tube（7）Connection.
4. a kind of novel PGO diesel oil overlay film back-flushing filtering system according to claim 3, which is characterized in that described pre-
Filter one（1）With prefilter two（2）On blowback system, prefilter one are installed（1）With prefilter two（2）Bottom
It is equipped with slag-drip opening.
A kind of 5. novel PGO diesel oil overlay film back-flushing filtering system according to claim 4, which is characterized in that pre-filtering
Device one（1）With prefilter two（2）Blowback synchronize carry out or alternately.
6. a kind of novel PGO diesel oil overlay film back-flushing filtering system according to claim 5, which is characterized in that described to cover
Film tank（6）And evacuated tube（10）Connection.
7. the filter method of the novel PGO diesel oil overlay film back-flushing filtering system kind as described in claim 1-6 is any, feature
It is, includes the following steps：
S1, by pre-coated membrane tube road, into overlay film tank, conveying fiber tissue, fibr tissue fill in overlay film tank with clean diesel oil
Divide and be mixed to form overlay film liquid, overlay film liquid is respectively fed in prefilter one and prefilter two later so that fibr tissue
The surface of filter core in prefilter one and prefilter two forms one layer of filter cake, by overlay film liquid by overlay film liquid recovery tube into
Row recycling；
After S2, step S1 are carried out 2 ~ 3 hours, the overlay film liquid in prefilter one and prefilter two is emptied by evacuated tube,
Then gas-oil is inputted into prefilter one and prefilter two by PGO feed pipes, by prefilter one and pre- mistake
After the filtering of filter two, impurity is trapped within filter cake surface, and diesel oil is entered by filtrate pipe and essence is carried out in coalescer later
Filter, the clean diesel oil that refined filtration obtains are exported by flowline；
S3, through operation after a period of time, after prefilter one and prefilter two reach blowback pressure difference, first by prefilter one
It is emptied with material unfiltered in prefilter two, first filter cake is moistened using clean diesel oil, passes through blowback system later
System carries out blowback, filter cake and impurity and is discharged by the slag-drip opening of prefilter one and prefilter two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810032497.3A CN108126409A (en) | 2018-01-12 | 2018-01-12 | A kind of novel PGO diesel oil overlay film back-flushing filtering system and its filter method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810032497.3A CN108126409A (en) | 2018-01-12 | 2018-01-12 | A kind of novel PGO diesel oil overlay film back-flushing filtering system and its filter method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108126409A true CN108126409A (en) | 2018-06-08 |
Family
ID=62399681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810032497.3A Pending CN108126409A (en) | 2018-01-12 | 2018-01-12 | A kind of novel PGO diesel oil overlay film back-flushing filtering system and its filter method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108126409A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110669546A (en) * | 2019-10-31 | 2020-01-10 | 上海蓝科石化环保科技股份有限公司 | Catalytic slurry oil filtering device and method suitable for long-period operation |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101125266A (en) * | 2007-06-12 | 2008-02-20 | 桐乡市健民过滤材料有限公司 | Composite electret fiber filtering material |
| CN202113672U (en) * | 2011-06-18 | 2012-01-18 | 无锡市华尔泰机械制造有限公司 | Precision back-flushing filter |
| CN103964518A (en) * | 2014-05-17 | 2014-08-06 | 济南华闻节能工程技术有限公司 | High-temperature condensed water precision-processing device |
| CN203820486U (en) * | 2014-05-17 | 2014-09-10 | 济南华闻节能工程技术有限公司 | High-temperature condensate polishing device |
| CN104587727A (en) * | 2014-12-23 | 2015-05-06 | 上海巴安环保工程有限公司 | Multistage kieselguhr filter and filter method thereof |
| CN205216387U (en) * | 2015-06-16 | 2016-05-11 | 江苏克莱斯克能源装备有限公司 | Catalytic cracking heavy cycle oil filtration system |
| CN205925165U (en) * | 2016-08-24 | 2017-02-08 | 黑珀（上海）工业技术有限公司 | Self -cleaning filtration system |
| CN106714929A (en) * | 2014-09-24 | 2017-05-24 | 曼·胡默尔有限公司 | Filter element, filter, and filter system with return line bypass |
| CN107106994A (en) * | 2014-10-31 | 2017-08-29 | 康宁股份有限公司 | Inorganic molecular filter and its manufacture method |
| CN107278165A (en) * | 2015-02-18 | 2017-10-20 | 博尔和柯基滤清器有限责任公司 | It is used in particular for the filtration system of such as lubricating oil of marine engine shipborne equipment for filtering |
| CN207980643U (en) * | 2018-01-12 | 2018-10-19 | 黑珀（上海）工业技术有限公司 | A kind of novel PGO diesel oil overlay film back-flushing filtering system |
-
2018
- 2018-01-12 CN CN201810032497.3A patent/CN108126409A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101125266A (en) * | 2007-06-12 | 2008-02-20 | 桐乡市健民过滤材料有限公司 | Composite electret fiber filtering material |
| CN202113672U (en) * | 2011-06-18 | 2012-01-18 | 无锡市华尔泰机械制造有限公司 | Precision back-flushing filter |
| CN103964518A (en) * | 2014-05-17 | 2014-08-06 | 济南华闻节能工程技术有限公司 | High-temperature condensed water precision-processing device |
| CN203820486U (en) * | 2014-05-17 | 2014-09-10 | 济南华闻节能工程技术有限公司 | High-temperature condensate polishing device |
| CN106714929A (en) * | 2014-09-24 | 2017-05-24 | 曼·胡默尔有限公司 | Filter element, filter, and filter system with return line bypass |
| CN107106994A (en) * | 2014-10-31 | 2017-08-29 | 康宁股份有限公司 | Inorganic molecular filter and its manufacture method |
| CN104587727A (en) * | 2014-12-23 | 2015-05-06 | 上海巴安环保工程有限公司 | Multistage kieselguhr filter and filter method thereof |
| CN107278165A (en) * | 2015-02-18 | 2017-10-20 | 博尔和柯基滤清器有限责任公司 | It is used in particular for the filtration system of such as lubricating oil of marine engine shipborne equipment for filtering |
| CN205216387U (en) * | 2015-06-16 | 2016-05-11 | 江苏克莱斯克能源装备有限公司 | Catalytic cracking heavy cycle oil filtration system |
| CN205925165U (en) * | 2016-08-24 | 2017-02-08 | 黑珀（上海）工业技术有限公司 | Self -cleaning filtration system |
| CN207980643U (en) * | 2018-01-12 | 2018-10-19 | 黑珀（上海）工业技术有限公司 | A kind of novel PGO diesel oil overlay film back-flushing filtering system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110669546A (en) * | 2019-10-31 | 2020-01-10 | 上海蓝科石化环保科技股份有限公司 | Catalytic slurry oil filtering device and method suitable for long-period operation |
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