CN106545717A - A kind of multi-channel fluid distributes reactor - Google Patents
A kind of multi-channel fluid distributes reactor Download PDFInfo
- Publication number
- CN106545717A CN106545717A CN201611090883.5A CN201611090883A CN106545717A CN 106545717 A CN106545717 A CN 106545717A CN 201611090883 A CN201611090883 A CN 201611090883A CN 106545717 A CN106545717 A CN 106545717A
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- China
- Prior art keywords
- fluid
- passage
- tie point
- main line
- pressure transducer
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/20—Arrangements or systems of devices for influencing or altering dynamic characteristics of the systems, e.g. for damping pulsations caused by opening or closing of valves
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measuring Volume Flow (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a kind of multi-channel fluid distributes reactor，Which mainly includes a main line passage and multiple tie point passages，The tie point passage end is first fluid entrance，The tie point passage other end is exported for first fluid，The first fluid entrance is connected with main line passage，Damping element and pressure transducer are sequentially installed with the tie point passage，The damping element is located between first fluid entrance and pressure transducer，Also include and one-to-one multiple second bypass passages of multiple tie point passages，Second bypass passage includes the second fluid entrance being connected with extraneous load and second fluid outlet，Damping regulating valve is provided between the second fluid entrance and second fluid outlet，The present invention can be assigned to stream of fluid accurate in substantial amounts of test transmission channel，Realize the synchronous adjustment of shunting and pressure，Identical gas composition and fluid flow are provided for each test sample，Can be widely applied to multiple channel test system.
Description
Technical field
The present invention relates to a kind of fluid distributing apparatuss, more particularly to a kind of multi-channel fluid distribution reactor.
Background technology
In the production and test in the fields such as chemical industry, oil and nuclear energy, it is often necessary to which a fluid is carried out multichannel shunting,
To compare several or even dozens of technique or test simultaneously.The existing method master that test and comparison is carried out to high-volume sample
There are two kinds：One of them is all to be equipped with fluid source of the same race for pipeline is tested per bar；Another way is to provide a gas
Source, then shunted with pipeline.But obviously all there is larger defect in both approaches, though the former can guarantee that fluid flow phase
Together, but the method be not suitable for high-volume, large-scale production test；The shunt method of the latter, although can ensure that fluid composition phase
Together, but because there is larger difference, serious shadow in the conditions such as test sample and the difference of transmission channel, its resistance, pressure, temperature
Its shunting effect is rung, so as to affect production and test process.Also the method for having some to be capable of accurate control of fluid flow at present, leads to
It is often to be monitored on-line using effusion meter, but the price of effusion meter is costly, use cost is high, is not suitable for big
The synchronism detection of batch.
The content of the invention
Present invention solves the technical problem that being to provide, a kind of to be assigned to substantial amounts of test transmission logical by stream of fluid accurate
In road, a kind of multi-channel fluid distribution reactor of same fluid flow and pressure is provided for each test sample.
The technical solution adopted for the present invention to solve the technical problems is：Including a main line passage and multiple tie points
Passage, the tie point passage end are first fluid entrance, and the tie point passage other end is exported for first fluid, described
First fluid entrance is connected with main line passage, is sequentially installed with damping element and pressure transducer on the tie point passage,
The damping element is located between first fluid entrance and pressure transducer, and the first fluid is exported for being connected with extraneous load
Connect, also include and one-to-one multiple second bypass passages of multiple tie point passages, second bypass passage include with
The second fluid entrance of extraneous load connection and second fluid outlet, set between the second fluid entrance and second fluid outlet
It is equipped with damping regulating valve.
It is further：Also include the PID controller being connected with pressure transducer and damping regulating valve.
It is further：Also include the second mass flowmenter being arranged on the passage of main line.
It is further：The main line passage and tie point passage are integral type structure, also logical including main line is arranged on
It is used for connecting the effusion meter interface of main line mass flowmenter and being arranged on tie point passage on road being used to connect pressure sensing
The pressure sensor interface of device.
The invention has the beneficial effects as follows：(1) shunt transmission pipeline to limit without number, can once carry out the sieve of batch samples
Choosing；
(2) measurement atmosphere is from same source, with good comparability；
(3) there is very strong adaptability.In the range of controllable, the effect of shunting is not by individual sample and test runner resistance
The impact of the factor difference such as power, pressure, temperature；
(4) pressure in shunting and TCH test channel is adjusted and is synchronously completed, simple structure；
(5) do not need each passage all to use the regulating members such as the effusion meter of costliness, reduce cost；
Description of the drawings
Fig. 1 is that multi-channel fluid distributes principle of peactor figure.
Schematic diagrams of the Fig. 2 for one embodiment.
Fig. 3 is the schematic diagram of another embodiment.
Fig. 4 is diverter module schematic diagram.
It is labeled as in figure：Main line passage 1, tie point passage 2, damping element 3, pressure transducer 4, the second bypass passage
5th, damp regulating valve 6, PID controller 8, three-way interface 10, the first capillary tube 11, the second capillary tube 12, first pressure table 13, the
Two pressure gauges 14, the first loading interfaces 15, the second loading interfaces 16, the 3rd loading interfaces 17, the 4th loading interfaces 18, first are smart
The 19, second accurate needle-valve 20 of close needle-valve, the first mass flowmenter 21, the second mass flowmenter 22, effusion meter interface 23, pressure are passed
Sensor interface 24.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and detailed description.
A kind of multi-channel fluid as shown in Figure 1 distributes reactor, including a main line passage 1 and multiple tie points are led to
Road 2, described 2 one end of tie point passage are first fluid entrance, and 2 other end of tie point passage is that first fluid is exported, institute
State first fluid entrance to be connected with main line passage 1, damping element 3 is sequentially installed with the tie point passage 2 and pressure is passed
Sensor 4, the damping element 3 be located between first fluid entrance and pressure transducer, the first fluid export for it is outer
Boundary's load connection, also includes and 2 one-to-one multiple second bypass passages 5 of multiple tie point passages, second branch road
Passage 5 includes the second fluid entrance being connected with extraneous load and second fluid outlet, the second fluid entrance and second
Damping regulating valve is provided between body outlet；
When operating, different external loads is respectively connected between first fluid outlet and second fluid entrance, is passed through
Fluid flows through external load, and so as to realize the test to external load, in test, fluid flows to many respectively from main line passage 1
Individual tie point passage 2, flows separately through identical damping element 3 and pressure transducer 4 and in tie point passage 2 from first
Fluid issuing flows out, and carries out test by external load and subsequently enters the second bypass passage 5, flows through damping regulating valve 6 from second
Fluid issuing flows out, as fluid is allocated into different branch from same main line；
The present invention provides identical resistance in the external load front end of each branch road, as fluid is from same source,
Therefore the pressure at shunting is identical, when the numerical value that the pressure transducer 4 in each tie point passage 2 shows is identical, illustrates each
Pressure reduction between 2 head of tie point passage and afterbody is identical, and each tie point passage 2 is using identical damping unit in addition
Part 3, therefore each 2 head of tie point passage is also identical with the resistance between afterbody, flows through each tie point so as to represent
The fluid flow of passage 2 is identical, and due to the difference of external load, the condition such as its resistance, pressure, temperature has larger difference,
Impact can be produced on the fluid flow for flowing through, therefore the pressure phase of external load front end can be ensured by damping adjusting regulating valve 6
Meanwhile, i.e., during the numerical value all same that the pressure transducer 4 in each tie point passage 2 shows, it is ensured that flowing through external load
Test sample flow is identical, can so accomplish accurately test.
Additionally, also including the PID controller 8 being connected with pressure transducer 4 and damping regulating valve 6, the PID controller 8
Connect the pressure transducer 4 and damping regulating valve 6 of each tie point passage 2 and the second bypass passage 5, the PID control respectively
Device 8 is the general purpose controller on market, first arranges the expected value P0 of pressure transducer 4 first, if actual value is different from P0 values,
PID controller 8 is controlled to damp regulating valve 6 accordingly and is adjusted, such as：If the actual value of pressure transducer 4 is more than P0, increase
The aperture of damping regulating valve 6, if the actual value of pressure transducer 4 is less than P0, reduces the aperture of damping regulating valve 6, so as to reality
Existing automatization accurately shunts.
Additionally, also including the main line mass flowmenter being arranged on main line passage 1, the setting of the main line mass flowmenter
The total flow to main line can be facilitated to carry out control.
Additionally, the main line passage 1 and tie point passage 2 are integral type structure, also including being arranged on main line passage 1
It is used to connect pressure transducer for connecting the effusion meter interface 23 of main line mass flowmenter and being arranged on tie point passage 2
4 pressure sensor interface 24, due to the damping element 3 on each tie point passage 2 be both needed to it is identical, therefore test
Before need to do substantial amounts of previous work, therefore this module will be shunted, damping and each connecting interface are done on one module, greatly
Space of components is reduced, and each split channel is identical, it is using the front debugging without the need for carrying out damping element 3 again, time-consuming,
And the setting of each interface is also convenient for patching for exterior part.
The present invention provides following embodiment：
Embodiment 1：
Separate system is built by the commercially available standard component in market in the present embodiment, its flow process is as shown in Fig. 2 including one
Individual main line passage 1 and the 2 tie point passages 2 connected by three-way interface 10, are arranged on one tie point passage 2
There are the first capillary tube 11 and first pressure table 13 and be arranged on first loading interfaces 15 in exit, described another tie point
The second capillary tube 12 and second pressure table 14 are provided with passage 2 and second loading interfaces 16 in exit are arranged on, are also included
With 2 one-to-one multiple second bypass passages 5 of multiple tie point passages, set on one second bypass passage 5 successively
The 3rd the 17, first accurate needle-valve 19 of loading interfaces and the first mass flowmenter 21 are equipped with, on described another second bypass passage 5
It is disposed with the 4th the 18, second accurate needle-valve 20 of loading interfaces and the second mass flowmenter 22, the described first accurate needle-valve 19
Play a part of to adjust resistance with the second accurate needle-valve 20；
According to operation principle of the present invention, accurate shunting to be realized, it is necessary to ensure that 3 resistance of damping element is identical.First
We intercept two sections of metal capillaries of specification (internal diameter 0.3mm) (being 10cm) identical with length, and its material is
SUS304 rustless steels.Then, by two capillary one end (outfan) and atmosphere, other end (input) connects flow
For the nitrogen of 2L/min, the pressure differential of input and outfan is recorded by high-precision pressure sensor 4.When the complete phase of pressure differential
During with (about 8kPa), then show that this two sections of capillary tubies can be used as identical damping.Capillary tube is desirable to carefully tune otherwise
Length, or rest and reorganization capillary passage, until desirable pressure difference it is identical；
External loading (2 fuel cell reactors) is coupled with into the first loading interfaces 15 by ferrule fitting using front
And the 3rd between loading interfaces 17, between the second loading interfaces 16 and the 4th loading interfaces 18, it is input into about 4L/min's from branch road
Nitrogen.As external loading is different, first pressure table 13 and second pressure table 14 are initially shown as 5kPa and 13kPa, show the
Tributary resistance is more than the second tunnel tributary resistance all the way, now adjusts the first accurate needle-valve 19 so as to which aperture increases, until the first pressure
Power table 13 is identical with the indicating value of second pressure table 14, that is, show that the flow of two-way fluid inflow external loading is identical,
Precision measurement can be carried out to flow now.
By the first mass flowmenter 21 and the second mass flowmenter 22 it is observed that first via tributary and the second tunnel
The situation of change of stream flow, when first pressure table 13 is identical with the value of second pressure table 14, the first mass flowmenter 21 and the
The registration of two mass flowmenters 22 is essentially identical, so as to understand by hold pressure size by flow is controlled, so as to
The use of the first mass flowmenter 21 and the second mass flowmenter 22 can be reduced, so as to reduce the cost of flow distributor.
Embodiment 2：
As shown in figure 3, on the basis of embodiment 1, by the 4, first accurate needle-valve 19, second pressure of first pressure sensor
Sensor 4 and the second accurate needle-valve 20 connect with PID controller 8, arrange first pressure table 13 and second pressure table 14 first
Expected value P0, if actual value is less than P0, reduce the aperture of the first accurate needle-valve 19 and the second accurate needle-valve 20, if actual value
More than P0, then increase the aperture of the first accurate needle-valve 19 and the second accurate needle-valve 20, so that the registration of first pressure table 13
It is equal with the registration of second pressure table 14, so as to realize that automatization accurately shunts.
Particular embodiments described above, has been carried out to the purpose of the present invention, technical scheme and beneficial effect further in detail
Describe bright, the be should be understood that specific embodiment that the foregoing is only the present invention in detail, be not limited to the present invention, it is all
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvements done etc., should be included in the guarantor of the present invention
Within the scope of shield.
Claims (4)
1. a kind of multi-channel fluid distributes reactor, it is characterised in that：It is logical including a main line passage (1) and multiple tie points
Road (2), described tie point passage (2) one end are first fluid entrance, and tie point passage (2) other end goes out for first fluid
Mouthful, the first fluid entrance is connected with main line passage (1), is sequentially installed with damping element on the tie point passage (2)
(3) and pressure transducer (4), the damping element (3) is between first fluid entrance and pressure transducer, described first
Fluid issuing is also included and one-to-one multiple second branch roads of multiple tie point passages (2) for being connected with extraneous load
Passage (5), second bypass passage (5) include the second fluid entrance being connected with extraneous load and second fluid outlet, institute
State damping regulating valve (6) is provided between second fluid entrance and second fluid outlet.
2. a kind of multi-channel fluid as claimed in claim 1 distributes reactor, it is characterised in that：Also include and pressure transducer
And damping regulating valve (6) PID controller (8) that connects (4).
3. a kind of multi-channel fluid as claimed in claim 1 distributes reactor, it is characterised in that：Also include that being arranged on main line leads to
Main line mass flowmenter on road (1).
4. a kind of multi-channel fluid as claimed in claim 3 distributes reactor, it is characterised in that：The main line passage (1) and
Tie point passage (2) is integral type structure, also is used to connect main line mass flowmenter including being arranged on main line passage (1)
Effusion meter interface (23) and it is arranged on tie point passage (2) and is used to connect the pressure sensor interface of pressure transducer (4)
(24)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611090883.5A CN106545717B (en) | 2016-12-01 | 2016-12-01 | A kind of multi-channel fluid distribution reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611090883.5A CN106545717B (en) | 2016-12-01 | 2016-12-01 | A kind of multi-channel fluid distribution reactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106545717A true CN106545717A (en) | 2017-03-29 |
| CN106545717B CN106545717B (en) | 2018-11-16 |
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ID=58396045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611090883.5A Active CN106545717B (en) | 2016-12-01 | 2016-12-01 | A kind of multi-channel fluid distribution reactor |
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| Country | Link |
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| CN (1) | CN106545717B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109954306A (en) * | 2017-12-14 | 2019-07-02 | 中国石油化工股份有限公司 | A kind of filter membrane package system and method for self-cleaning |
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| US20050096858A1 (en) * | 2003-10-31 | 2005-05-05 | Hiroshi Okuda | Fuel cell evaluation method and fuel evaluation apparatus |
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| CN202534737U (en) * | 2011-12-08 | 2012-11-14 | 新源动力股份有限公司 | Calibration device of distributing pipeline of multi-galvanic-pile fuel battery system |
| CN104166100A (en) * | 2014-06-16 | 2014-11-26 | 弗尔赛（上海）能源科技有限公司 | Gas supply system of fuel cell testboard |
| CN206268681U (en) * | 2016-12-01 | 2017-06-20 | 苏州阿洛斯环境发生器有限公司 | A kind of multi-channel fluid distributes reactor |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1507095A (en) * | 2002-12-09 | 2004-06-23 | 亚太燃料电池科技股份有限公司 | Function test and display set for fuel cell power supply device |
| US20050096858A1 (en) * | 2003-10-31 | 2005-05-05 | Hiroshi Okuda | Fuel cell evaluation method and fuel evaluation apparatus |
| CN101373208A (en) * | 2007-08-24 | 2009-02-25 | 同济大学 | Fuel cell tester |
| CN202534737U (en) * | 2011-12-08 | 2012-11-14 | 新源动力股份有限公司 | Calibration device of distributing pipeline of multi-galvanic-pile fuel battery system |
| CN104166100A (en) * | 2014-06-16 | 2014-11-26 | 弗尔赛（上海）能源科技有限公司 | Gas supply system of fuel cell testboard |
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| CN109954306A (en) * | 2017-12-14 | 2019-07-02 | 中国石油化工股份有限公司 | A kind of filter membrane package system and method for self-cleaning |
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| Publication number | Publication date |
|---|---|
| CN106545717B (en) | 2018-11-16 |
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