CN208414413U - A kind of test micro anaerobic fermentation gas collecting apparatus - Google Patents
A kind of test micro anaerobic fermentation gas collecting apparatus Download PDFInfo
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- CN208414413U CN208414413U CN201820725830.4U CN201820725830U CN208414413U CN 208414413 U CN208414413 U CN 208414413U CN 201820725830 U CN201820725830 U CN 201820725830U CN 208414413 U CN208414413 U CN 208414413U
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- Prior art keywords
- graduated cylinder
- gas
- small
- anaerobic fermentation
- collecting apparatus
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Abstract
The utility model discloses a kind of test micro anaerobic fermentation gas collecting apparatus, which includes exhaust pipe, check valve, triple valve, small graduated cylinder, tracheae folder, sample tap, gas sample pad, exhaust outlet, water sealing liquid and big graduated cylinder;Exhaust pipe side and anaerobic fermentation reactor piping connection, the other side is through check valve and triple valve and small graduated cylinder bottom hose glue connection;The other side of triple valve connect with hose and is equipped with tracheae and presss from both sides;Sample tap side and small graduated cylinder bottom glue connection, the other side are sealed with gas sample pad;At the maximum scale line of small graduated cylinder, small graduated cylinder pedestal is inverted into the big graduated cylinder for filling water sealing liquid exhaust outlet after cutting;It opens tracheae and presss from both sides vent gas, close tracheae folder and collect gas.The utility model advantage: the collection of minimum gas, its gas production of Accurate Determining and its gas production rate can be achieved;Can self manufacture, it is cheap;Space occupied is small, easy to operate;Good leak tightness, gas component are uniform.
Description
Technical field
The utility model belongs to Anaerobic Microbiological Treatment Technology field, in particular to a kind of test micro anaerobic fermentation gas collection
Device.
Background technique
Anaerobic fermentation technology is the metabolism degradation of organic substances for utilizing anaerobe itself under anaerobic
A large amount of organic matter transformation can be CH by processing mode4Or H2Equal energy gas.The metering and gas component of gas production rate
Measurement it is most important for accurate evaluation anaerobic fermentation reactor runnability.It is ground in the small-scale test that solid wastes recycling utilizes
During studying carefully, anaerobic fermentation reactor initial start stage often handles that organic loading is smaller, and corresponding gas production is relatively low.One
As the minimum 10mL of wet gas flow meter measurement unit, it is poor for the micro changing sensitivity of gas volume, influence pair
The judge of underload anaerobic digestion reaction vessel gas generation property;And it is required construct at high cost, space occupied is big;For it is multiple simultaneously
The anaerobic fermentation reactor of operation, these disadvantages of wet flow indicator are more prominent.Gas production is measured by drainage, it is required to set
Standby quantity is more, operates relatively cumbersome.In addition, collection airbag can preferably collect gas, but gas volume is more difficult quick and precisely fixed
Amount.Therefore, gas production when how rapid and accurate determination anaerobic fermentation reactor gas production is less, while avoiding to greatest extent
External interference, and then accurate quantitative analysis gas component is particularly important.For the anaerobic fermentation reactor of continuous operation, how fastly
The gas production rate of fast accurately measurement fermentation reactor, and then foundation is provided for the operation of fermentation reactor regulation, and stablize
One of the major issue that operation anaerobic fermentation reactor faces.
Summary of the invention
In order to overcome the disadvantages of the above prior art, the purpose of this utility model is to provide a kind of test micro anaerobics
Gas collecting apparatus ferment, it can be achieved that testing the measurement of the Accurate Determining and minimum gas flow of gas production when early period, tolerance was less;
Simultaneously can rapid evaluation continuous feed anaerobic fermentation reactor gas production rate, and space occupied is small, easy to operate, is easy to make by oneself
Building;Airtight performance is good, and gas component is uniform.
To achieve the goals above, the technical solution adopted in the utility model is:
A kind of test micro anaerobic fermentation gas collecting apparatus, which is characterized in that mainly include exhaust pipe, check valve, threeway
Valve, small graduated cylinder, tracheae folder, sample tap, gas sample pad, exhaust outlet, water sealing liquid and big graduated cylinder, wherein small graduated cylinder is inverted into
It fills in the big graduated cylinder of water sealing liquid, the side of exhaust pipe connects anaerobic fermentation reactor, and the other side connects one-way valve inlet, check valve
Outlet connection triple valve entrance, the primary outlet of triple valve connects the bottom of small graduated cylinder, and second outlet is provided with gas
Pipe clamp, sample tap side connect the bottom of small graduated cylinder, and the other side is sealed with gas sample pad, and small graduated cylinder is arranged in most in exhaust outlet
At high range line.
Further, the bottom of the small graduated cylinder connects two hoses, the primary outlet glue of first hose and triple valve
Even, second hose and sample tap glue connection.
Further, small graduated cylinder selection plastics lightweight graduated cylinder, the preferred 100mL of graduated cylinder volume, cylinder scale color are excellent
It selects coloured;Plastics or glass cylinder, graduated cylinder volume can be selected in the big graduated cylinder is advisable with that can load small graduated cylinder, graduated cylinder volume
It is preferred that 250mL, cylinder scale color is preferably colourless.
Further, the water sealing liquid is saturated salt solution;The volume of the water sealing liquid is a small amount of that can not have completely
Cylinder is advisable.
The utility model also provides the gas collection method using the test with micro anaerobic fermentation gas collecting apparatus, opens tracheae
Folder empties gas in small graduated cylinder, is then shut off tracheae folder and starts timing collection gas;At the end of timing, it is measured by sampling from sample tap
Gas component, while gas volume, accurate quantitative analysis gas production rate are read according to small cylinder scale.Repeatedly, it can be recycled.
Further, pass through triple valve pipeline multiple small graduated cylinders in parallel and its auxiliary device, it is possible to increase gas collection range.
Compared with prior art, the utility model has the beneficial effects that
(1) collection of minimum gas, the tolerance of Accurate Determining minimum gas can be achieved;
(2) can accurate evaluation underload anaerobic fermentation reactor or continuous feed anaerobic fermentation reactor gas production rate;
(3) can self manufacture, it is cheap;
(4) space occupied is small, easy to operate;
(5) airtight performance is good, and gas component is uniform.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of utility model device.
In figure: exhaust pipe 1, check valve 2, triple valve 3, small graduated cylinder 4, tracheae folder 5, sample tap 6, gas sample pad 7, exhaust
Mouth 8, water sealing liquid 9 and big graduated cylinder 10.
Specific embodiment
The utility model is described further combined with specific embodiments below, but the protection scope of the utility model is simultaneously
It is not limited only to this:
As shown in Figure 1, a kind of test micro anaerobic fermentation gas collecting apparatus of the utility model includes exhaust pipe 1, check valve
2, triple valve 3, small graduated cylinder 4, tracheae folder 5, sample tap 6, gas sample pad 7, exhaust outlet 8, water sealing liquid 9 and big graduated cylinder 10.
Wherein, at the maximum scale line of small graduated cylinder 4, small 4 pedestal of graduated cylinder is inverted into after cutting and fills water seal exhaust outlet 8
In the big graduated cylinder 10 of liquid 9, the bottom of small graduated cylinder 4 picks out two hoses, and water sealing liquid 9 is saturated salt solution, and volume energy does not have completely
Too small graduated cylinder 4.
The small selection of graduated cylinder 4 plastics lightweight graduated cylinder, the preferred 100mL of graduated cylinder volume, cylinder scale color are preferably coloured;Big graduated cylinder
10 optional plastics or glass cylinder, graduated cylinder volume are advisable with that can load small graduated cylinder 4, the preferred 250mL of graduated cylinder volume, and graduated cylinder is carved
It is preferably colourless to spend color;The quantity of small graduated cylinder 4 can be arranged in parallel, each small graduated cylinder is respectively placed in be multiple by triple valve 3
Increase gas collection range in big graduated cylinder 4.
The side of exhaust pipe 1 is connect with anaerobic fermentation reactor gas exhaust piping, and the other side is respectively through check valve 2 and triple valve
3 with a hose glue connection of small 4 bottom of graduated cylinder.Wherein anaerobic fermentation reactor can be the continuous-stirring reactor of intermittent duty
(CSTR) or the anaerobic fermentation reactors such as the upflow anaerobic sludge blanket reactor of continuous operation (UASB).
Another outlet of triple valve 3 connect with hose and is equipped with tracheae folder 5, another hose of small 4 bottom of graduated cylinder
With 6 glue connection of sample tap, sample tap 6 is sealed with gas sample pad 7.
According to the above structure, the utility model gas collection method are as follows:
Gas in the 5 small graduated cylinder 4 of emptying of tracheae folder is opened, the 5 beginning timing of tracheae folder is then shut off and collects gas;Timing terminates
When, gas component is measured by sampling from sample tap 6, while reading gas volume according to small 4 scale of graduated cylinder, accurate quantitative analysis produces gas velocity
Rate;Repeatedly, it can be recycled.
The utility model principle are as follows:
When having gas generation to enter small graduated cylinder 4, air pressure increases in small graduated cylinder 4, and small graduated cylinder 4 gentlier can be real by jack-up gas collection
The collection and metering of existing gas.Exhaust outlet 8 is located at the maximum scale of small graduated cylinder 4, and small graduated cylinder 4 is avoided to collect the tolerance outranged
Can not accurate quantitative analysis, while collected gas is communicated with the atmosphere after avoiding small graduated cylinder 4 from jacking up completely, influences to collect gas group
Point.
Claims (5)
1. a kind of test with micro anaerobic ferment gas collecting apparatus, which is characterized in that mainly include exhaust pipe (1), check valve (2),
Triple valve (3), small graduated cylinder (4), tracheae folder (5), sample tap (6), gas sample pad (7), exhaust outlet (8), water sealing liquid (9) and greatly
Graduated cylinder (10), wherein small graduated cylinder (4) is inverted into the big graduated cylinder (10) for filling water sealing liquid (9), and the side of exhaust pipe (1) connects
Connect anaerobic fermentation reactor, another side check valve (2) entrance, the entrance of outlet connection triple valve (3) of check valve (2), three
The primary outlet of port valve (3) connects the bottom of small graduated cylinder (4), and second outlet is provided with tracheae folder (5), sample tap (6) one
Side connects the bottom of small graduated cylinder (4), and the other side is sealed with gas sample pad (7), exhaust outlet (8) setting small graduated cylinder (4) most
At high range line.
2. test micro anaerobic fermentation gas collecting apparatus according to claim 1, which is characterized in that the small graduated cylinder (4)
Bottom connects two hoses, the primary outlet glue connection of first hose and triple valve (3), second hose and sample tap (6)
Glue connection.
3. test micro anaerobic fermentation gas collecting apparatus according to claim 1, which is characterized in that small graduated cylinder (4) choosing
With plastics lightweight graduated cylinder, graduated cylinder volume 100mL;The big graduated cylinder (10) selects plastics or glass cylinder, graduated cylinder volume that can fill
Under small graduated cylinder (4), graduated cylinder volume 250mL.
4. according to claim 1 or 3 tests with micro anaerobic ferment gas collecting apparatus, which is characterized in that the small graduated cylinder (4)
Scale color be it is coloured, big graduated cylinder (10) scale color be it is colourless.
5. test micro anaerobic ferments gas collecting apparatus according to claim 1, which is characterized in that the water sealing liquid (9) is
The volume of saturated salt solution, water sealing liquid (9) can not have too small graduated cylinder (4) completely.
Priority Applications (1)
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CN201820725830.4U CN208414413U (en) | 2018-05-15 | 2018-05-15 | A kind of test micro anaerobic fermentation gas collecting apparatus |
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CN201820725830.4U CN208414413U (en) | 2018-05-15 | 2018-05-15 | A kind of test micro anaerobic fermentation gas collecting apparatus |
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CN201820725830.4U Expired - Fee Related CN208414413U (en) | 2018-05-15 | 2018-05-15 | A kind of test micro anaerobic fermentation gas collecting apparatus |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108913540A (en) * | 2018-05-15 | 2018-11-30 | 西安建筑科技大学 | A kind of test micro anaerobic fermentation gas collecting apparatus and method |
-
2018
- 2018-05-15 CN CN201820725830.4U patent/CN208414413U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108913540A (en) * | 2018-05-15 | 2018-11-30 | 西安建筑科技大学 | A kind of test micro anaerobic fermentation gas collecting apparatus and method |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190122 |