CN207483756U - A kind of tank pressure control device of parallel reactor - Google Patents
A kind of tank pressure control device of parallel reactor Download PDFInfo
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- CN207483756U CN207483756U CN201721279166.7U CN201721279166U CN207483756U CN 207483756 U CN207483756 U CN 207483756U CN 201721279166 U CN201721279166 U CN 201721279166U CN 207483756 U CN207483756 U CN 207483756U
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- tank
- surge flask
- control device
- reactor
- pressure
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Abstract
The utility model discloses a kind of tank pressure control device of parallel reactor, including:Several reactor tank air inlet pipelines and gas exhaust piping set the air inlet pipeline and gas exhaust piping in each reactor tank；Surge flask, the gas exhaust piping of all reactor tanks are connected to the surge flask；Pressure detection mechanism, to measure the real-time pressure value in the surge flask；Exhaust regulating valve is connected with the surge flask.The tank pressure control device of parallel reactor further comprises and queues the manual bypass valve and safety relief valve that regulating valve is arranged in parallel.Reactor tank coordinates pressure detection mechanism and exhaust regulating valve to be adjusted with surge flask unicom.Due to summarizing the exhaust of each reactor tank into row buffering so that the fluctuating range of gas pressure reduces, and is conducive to centralized detecting, improves the sensitivity of control, so as to promote whole control accuracy.It ensure that the consistency changed between each reactor tank.Reach the tank pressure of each tank mutually to balance unanimously.
Description
Technical field
The utility model is related to field of microbial culture technology, the tank pressure control device of specially a kind of parallel reactor.
Background technology
In microbial culture medium, dissolved oxygen concentration is an important finger for reflecting microbial cultivation process metabolic characteristics
Mark, is the result mutually balanced between oxygen supply condition and oxygen consumption condition.Wherein oxygen supply condition depends primarily on equipment in itself, including
Ventilation, stirring and tank pressure.For other gas solubilities, tank pressure is also an important factor in order, and tank pressure is in addition to gas
Solubility has a direct impact, and then oxyty is had an impact, and further metabolic process is had an impact.To parallel reaction
For device system, such as to be changed by dissolved oxygen concentration in incubation, so as to study the metabolic alterations difference between different tanks,
The stabilization for just needing to maintain each tank tank pressure as far as possible, to reduce the influence to dissolved oxygen concentration, makes experimental result with consistent with each other
It can really reflect the variation of metabolic process, improve the reliability of experimental result.
Due to the characteristic of microorganism, incubation was both influenced by external environmental condition, also interior in heredity by it
The influence of characteristic, incubation can not repeat completely.Therefore, in its culture process optimization process, using parallel culture
Method by eliminating system deviation, can obtain comparativity and the higher result of study of confidence level.And present parallel reactor
The voltage-controlled system of tank has the following problems：
It is the general small volume of each reactor tank in parallel reactor first, stability contorting tank pressure more difficult.And
If in order to improve precision using miniature regulator, although more stable reliable, due to more or less in incubation
It can be discharged with a small amount of liquid medium of exhaust clip band, can cause the channel blockage of miniature regulator, and then pressure control can be caused to lose
Effect.
Secondly be usually that the tank pressure of each reactor tank is individually controlled in existing equipment, generally use detection tank
Pressure, the size of feedback regulation capacity reach balance with air inlet, to realize the regulation and control of tank pressure.This control means can generally produce
Mutual deviation, that is, the systematic error of raw certain each reactor, the systematic error Producing reason are：Each tank sensor detection
The difference of accuracy；The difference of each tank transducer signal pick-up precision；The difference of each reactor control result；Each reactor is to tank
Press the asynchronous of the wave time of control result；It is detected when needs go out gas in each reactor in exhaust regulating valve leading
When, it draws the flow capacity limited on reactor and interferes, influences tank pressure control stability, this interference is with each anti-
It answers device circulating sampling and cycle is caused to interfere.
Invention content
The purpose of this utility model is to provide a kind of tank pressure control device of parallel reactor, can realize each retort
Between tank flatten weighing apparatus.
The technical scheme that the utility model is provided is as follows：A kind of tank pressure control device of parallel reactor, including：
Surge flask, equipped with air inlet pipeline and gas exhaust piping, the gas exhaust pipings of all reactor tanks is connected to described
Surge flask, primary exhaust conduit is additionally provided on the surge flask, and the main exhaust road is provided with exhaust regulating valve；And
Pressure detection mechanism, to measure the real-time pressure value in the surge flask.
The gas exhaust piping of each reactor tank with surge flask unicom, separately draws primary exhaust conduit, and at it on surge flask
On be provided with exhaust regulating valve, the exhaust regulating valve of pressure detection mechanism cooperation main exhaust road adjusts extraction flow
It is whole.Due to summarizing the exhaust of each reactor tank into row buffering so that the fluctuating range of gas pressure reduces, and is conducive to examine
It surveys, the sensitivity of control is improved, so as to promote whole control accuracy.During solving simultaneously when individually progress tank is voltage-controlled processed
The asynchronous problem of wave time and each reactor tank cause exhaust cycle sampling to interfere the cycle of each tank pressure observing and controlling.I.e.
Make slightly to fluctuate, also because each tank is synchronous fluctuation, it is ensured that the consistency changed between each other.
The gas exhaust piping of each reactor tank summarizes into buffer container, as long as pipeline is thick enough, keeps certain condensate drain slope
Degree is just enough to ignore gas flow resistance and condensation fluid column pressure in pipeline, reaches the tank pressure of each tank and mutually balance unanimously.
And gas enters via each gas exhaust piping in surge flask, wherein entrainment with condensation drop can because flow velocity reduction rest on it is slow
It rushes in bottle, can so ensure that the work of exhaust regulating valve in its Subsequent passes is unaffected.
It is the control completed for several reactor tank tank pressures by an equipment and one group of control and detection device,
Device cost has not only been saved, observing and controlling points has been also greatly reduced, so as to reduce failure rate, reduces maintenance cost.
Preferably, it is further provided with secondary gas exhaust piping on the surge flask；The pair gas exhaust piping is equipped with manual bypass
Valve.To be adjusted manually by manual bypass valve when automatic control is broken down or flow is inadequate.
Preferably, pressure relief pipe is further provided on the surge flask, the pressure relief pipe is equipped with safety relief valve.With
The tank pressure control device tank of parallel reactor is avoided to press through height.
Preferably, the tank pressure control device of parallel reactor further comprises blowoff line, and the blowoff line is from described
The bottom of surge flask is led to outside the surge flask, and tapping valve is provided on the blowoff line.To condensate liquid etc. is timely
Discharge.
Specifically, the air inlet pipeline in each reactor tank is provided with inlet air flow gauge and check valve.To prevent gas
It alters.
Specifically, the pressure detection mechanism is mechanical pressure gauge or pressure sensor.
Specifically, the exhaust regulating valve can be mechanical counterbalance valve.
Specifically, the manual bypass valve is mechanical counterbalance valve.
A kind of tank pressure control device of parallel reactor provided by the utility model can bring following at least one beneficial
Effect：
1st, reactor tank is with surge flask unicom, and then pressure detection mechanism and exhaust regulating valve is coordinated to be adjusted.
Due to summarizing the exhaust of each reactor tank into row buffering so that the fluctuating range of gas pressure reduces, while employs collection
Middle detection, the opposite sensitivity for improving control, so as to promote whole control accuracy.
2nd, solve the problems, such as individually to carry out tank it is voltage-controlled processed when during wave time it is asynchronous and needing Tail gas measuring
When the sampling of each reactor tank exhaust cycle is caused to the interference of the cycle of the voltage-controlled system of each tank.Even if tank pressure slightly fluctuates, each tank
It is synchronous fluctuation, i.e., parallel control is carried out to tank pressure, it is ensured that the consistency changed between each reactor tank.
3rd, the gas exhaust piping of each reactor tank summarizes into buffer container, as long as pipeline is thick enough, keeps certain condensate drain
The gradient is just enough to ignore gas flow resistance and condensation fluid column pressure in pipeline, the tank pressure of each tank is made to reach mutually balance one
It causes.
4th, gas enters via each gas exhaust piping in surge flask, wherein entrainment can stop with the drop condensed because flow velocity reduces
It stays in surge flask, can so ensure that the work of exhaust regulating valve in its Subsequent passes is unaffected.
5th, the control for several reactor tank tank pressures is completed by a tank body and one group of control and detection device
System, has not only saved device cost, also greatly reduces observing and controlling points, so as to reduce failure rate, reduces maintenance cost.
Description of the drawings
Below by a manner of clearly understandable, preferred embodiment is described with reference to the drawings, it is voltage-controlled to the tank of parallel reactor
Above-mentioned characteristic, technical characteristic, advantage and its realization method of device processed are further described.
Fig. 1 is the tank pressure control device schematic diagram of the parallel reactor of the utility model.
Drawing reference numeral explanation：100th, reactor tank, 200, air inlet pipeline, 210, mass flowmenter, 220, spinner flowmeter,
230th, check valve, 300, stirring motor, 310, agitating paddle, 320, speed detector, 400, gas exhaust piping, 500, surge flask,
510th, automatic control exhaust regulating valve, 511, pressure sensor, 512, primary exhaust conduit, 520, mechanical counterbalance valve, 530, manual bypass
Valve, 540, safety relief valve, 550, blowoff line.
Specific embodiment
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, attached drawing will be compareed below
Illustrate specific embodiment of the present utility model.It should be evident that the accompanying drawings in the following description is only the one of the utility model
A little embodiments, for those of ordinary skill in the art, without creative efforts, can also be according to these
Attached drawing obtains other attached drawings, and obtains other embodiments.
To make simplified form, in each figure only schematically show with the relevant part of the utility model, they are simultaneously
Its practical structures as product is not represented.
Embodiment one
As shown in Figure 1, the present embodiment discloses a kind of tank pressure control device of parallel reactor, including:With reactor tank 100
The air inlet pipeline 200 and gas exhaust piping 400 of connection, surge flask 500, pressure detection mechanism and exhaust regulating valve.
Reactor tank 100 is equipped with air inlet pipeline 200 with gas exhaust piping 400 with intake and exhaust, and each reactor tank 100 is at least
One group is set into outlet pipe, wherein all outlet pipes 400 are connected to surge flask 500, and pressure detection mechanism is for slow
The pressure rushed in bottle 500 is detected, and a primary exhaust conduit 512 is separately drawn on surge flask 500, and exhaust regulating valve is arranged on main row
On air pipe 512, to adjust the pressure in all reactor tanks 100 by surge flask 500.It is moved by human hand or control mechanism
Effect control exhaust regulating valve action, that is, select automatic control exhaust regulating valve 510 as illustrated in the drawing or mechanical counterbalance valve
520 etc..Illustratively, pressure detection mechanism can select mechanical pressure gauge or pressure sensor 511.
The control units such as the control system of this tank pressure control device and corresponding software can both be integrated in parallel reactor
In switch board, it can also be integrated in this tank pressure control device.
Embodiment two
As shown in Figure 1, on the basis of embodiment one, select automatic control exhaust regulating valve 510 or mechanical counterbalance valve 520 it
Afterwards, one or more of following valve arrangement can also be increased.
(1) a secondary gas exhaust piping is separately drawn on surge flask 500, manual bypass valve 530 is provided with, in extraction flow
When the insufficient or automatic control of exhaust regulating valve 510 or 520 is broken down, can manually it be adjusted by hand-operated valve bypass valve 530.Hand
Dynamic bypass valve can also use the valve of the forms such as mechanical counterbalance valve.
(2) pressure relief pipe is separately drawn on surge flask 500, is provided with safety relief valve 540.It so can be to avoid
Danger during the tank pressure superelevation of parallel reactor.
Embodiment three
As shown in Figure 1, on the basis of embodiment one or two, the tank pressure control device of parallel reactor further comprises arranging
Dirty pipeline 550, blowoff line 550 are drawn from the bottom of surge flask 500, and are connected with surge flask 500, the blowoff line 550
On be provided with tapping valve.When the liquid and exhaust condensate liquid carried secretly with each gas exhaust piping run up to certain depth, Ke Yiqi
Dynamic tapping valve via blowoff line to excluding.
Air inlet pipeline 200 is provided with inlet air flow gauge and check valve 230.Wherein there is inlet air flow gauge that can select quality
Flowmeter 210 and/or spinner flowmeter 220.The design of check valve 230 is in order to avoid gas is altered.
It should be noted that above-described embodiment can be freely combined as needed.The above is only the utility model
Preferred embodiment, it is noted that for those skilled in the art, do not departing from the utility model principle
Under the premise of, several improvements and modifications can also be made, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (9)
1. a kind of tank pressure control device of parallel reactor, the tank pressure for each reactor tank to parallel reactor is adjusted
Control, which is characterized in that including:
Surge flask, equipped with air inlet pipeline and gas exhaust piping；The gas exhaust piping of all reactor tanks is connected to the buffering
The air inlet pipeline of bottle enters surge flask, and primary exhaust conduit, the main exhaust road row of being provided with are additionally provided on the surge flask
Gas regulating valve；And
Pressure detection mechanism, to measure the real-time pressure value in the surge flask.
2. the tank pressure control device of parallel reactor according to claim 1, it is characterised in that：Further comprise control machine
Structure, the control mechanism control the action of the exhaust regulating valve by the measurement result of the pressure detection mechanism.
3. the tank pressure control device of parallel reactor according to claim 2, it is characterised in that：The surge flask enterprising one
Step is equipped with secondary gas exhaust piping；The pair gas exhaust piping is equipped with manual bypass valve.
4. the tank pressure control device of parallel reactor according to claim 1, it is characterised in that：The surge flask enterprising one
Step is equipped with pressure relief pipe, and the pressure relief pipe is equipped with safety relief valve.
5. the tank pressure control device of parallel reactor according to claim 1, it is characterised in that：Further comprise blow-off pipe
Road, the blowoff line are led to from the bottom of the surge flask outside the surge flask, and drain is provided on the blowoff line
Valve.
6. according to the tank pressure control device of any parallel reactors of claim 1-5, it is characterised in that：Each reactor
Air inlet pipeline on tank is provided with inlet air flow gauge and check valve.
7. the tank pressure control device of parallel reactor according to claim 1, it is characterised in that：The pressure detection mechanism
For mechanical pressure gauge or pressure sensor.
8. the tank pressure control device of parallel reactor according to claim 6, it is characterised in that：The exhaust regulating valve is
Mechanical counterbalance valve.
9. the tank pressure control device of parallel reactor according to claim 3, it is characterised in that：The manual bypass valve is
Mechanical counterbalance valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721279166.7U CN207483756U (en) | 2017-09-28 | 2017-09-28 | A kind of tank pressure control device of parallel reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721279166.7U CN207483756U (en) | 2017-09-28 | 2017-09-28 | A kind of tank pressure control device of parallel reactor |
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| Publication Number | Publication Date |
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| CN207483756U true CN207483756U (en) | 2018-06-12 |
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| CN201721279166.7U Active CN207483756U (en) | 2017-09-28 | 2017-09-28 | A kind of tank pressure control device of parallel reactor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107570099A (en) * | 2017-09-28 | 2018-01-12 | 上海国强生化工程装备有限公司 | A kind of tank pressure control device of parallel reactor |
-
2017
- 2017-09-28 CN CN201721279166.7U patent/CN207483756U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107570099A (en) * | 2017-09-28 | 2018-01-12 | 上海国强生化工程装备有限公司 | A kind of tank pressure control device of parallel reactor |
| CN107570099B (en) * | 2017-09-28 | 2023-08-25 | 上海国强生化工程装备有限公司 | Tank pressure control device of parallel reactor |
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