CN211274602U - Test system for carbon source test - Google Patents
Test system for carbon source test Download PDFInfo
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- CN211274602U CN211274602U CN201921508750.4U CN201921508750U CN211274602U CN 211274602 U CN211274602 U CN 211274602U CN 201921508750 U CN201921508750 U CN 201921508750U CN 211274602 U CN211274602 U CN 211274602U
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Abstract
The utility model provides a test system for carbon source test, test system include reactor, agitating unit, dissolved oxygen monitoring devices and aeration equipment. The reactor is used for containing the muddy water mixed liquid and the carbon source for the test; the stirring device comprises a stirrer arranged in the reactor and a driver for driving the stirrer to rotate; the dissolved oxygen monitoring device comprises a dissolved oxygen electrode for measuring the concentration of dissolved oxygen in the muddy water mixed solution, and the dissolved oxygen electrode is arranged in the reactor; the aeration device comprises an oxygen pump and an aeration structure which is connected with the oxygen pump and extends into the reactor and is used for aerating the muddy water mixed liquid. Adopt the utility model discloses a test system for carbon source test can verify before the denitrification reaction of sewage treatment stage and wait to throw the denitrification effect of throwing the carbon source to the proportion or the kind of carbon source are thrown at the denitrification reactor in the adjustment, in order to adjust to the best with the denitrification effect, make total nitrogen index reach emission standard.
Description
Technical Field
The utility model relates to a sewage treatment field especially relates to a test system for carbon source test.
Background
At present, the problem of nitrogen pollution in water bodies in China is very serious. According to investigation, a sewage plant can easily convert ammonia nitrogen into nitrate nitrogen, and the ammonia nitrogen can easily reach the emission standard, but due to the lack of a carbon source, the C/N (carbon-nitrogen ratio) value is low, and the problem of insufficient carbon source generally exists in the denitrification process, so that the capability of converting nitrate nitrogen into nitrogen by denitrification is seriously restricted, the denitrification efficiency is influenced, and the total nitrogen can hardly reach the emission standard. Therefore, in order to obtain a desired denitrification effect, it is often necessary to add a carbon source to the denitrification reactor. Before adding the carbon source, a small experiment is needed to verify the effect, and no relevant device exists at present.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a testing system for carbon source testing, which can obviate or mitigate one or more of the disadvantages of the prior art.
The technical scheme of the utility model as follows:
the test system comprises a reactor, a stirring device, a dissolved oxygen monitoring device and an aeration device. The reactor is used for containing the muddy water mixed liquid and the carbon source for the test; the stirring device comprises a stirrer arranged in the reactor and a driver for driving the stirrer to rotate; the dissolved oxygen monitoring device comprises a dissolved oxygen electrode for measuring the concentration of dissolved oxygen in the muddy water mixed solution, and the dissolved oxygen electrode is arranged in the reactor; the aeration device comprises an oxygen pump and an aeration structure which is connected with the oxygen pump and extends into the reactor and is used for aerating the muddy water mixed liquid.
In some embodiments, the stirring device is a magnetic stirring device; the stirrer is arranged at the bottom in the reactor, and the driver of the stirring device is arranged below the bottom of the reactor and used for supporting the reactor.
In some embodiments, the dissolved oxygen monitoring device of the assay system further comprises a dissolved oxygen controller.
In some embodiments, the dissolved oxygen controller comprises an aerator.
In some embodiments, the aeration structure is an air stone, and the air stone is connected with the oxygen pump through a hose.
In some embodiments, a sampling port is provided at a sidewall of the reactor.
In some embodiments, the sampling port is located at the middle upper part of the side wall of the reactor, and a hose and a water stop clamp for controlling the on-off of the hose are arranged at the sampling port.
In some embodiments, the stirring device is a flap stirrer, a propeller stirrer, a turbine stirrer, or an anchor stirrer.
According to the utility model discloses a test system for carbon source test, the beneficial effect that can obtain includes at least: adopt the utility model discloses a test system for carbon source test can verify before the denitrification reaction of sewage treatment stage and wait to throw the denitrification effect of throwing the carbon source to the proportion or the kind of carbon source are thrown at denitrification reactor in the adjustment, in order to adjust to the best with the denitrification effect, make total nitrogen index reach emission standard.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
It will be appreciated by those skilled in the art that the objects and advantages that can be achieved with the present invention are not limited to the details set forth above, and that these and other objects that can be achieved with the present invention will be more clearly understood from the following detailed description.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the invention. For convenience in illustrating and describing some portions of the present invention, corresponding parts of the drawings may be exaggerated, i.e., may be larger, relative to other components in an exemplary device actually manufactured according to the present invention. In the drawings:
fig. 1 is a schematic structural diagram of a testing system for testing a carbon source according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.
It should be emphasized that the term "comprises/comprising" when used herein, is taken to specify the presence of stated features, elements, steps or components, but does not preclude the presence or addition of one or more other features, elements, steps or components.
It is also noted herein that the term "coupled," if not specifically stated, may refer herein to not only a direct connection, but also an indirect connection in which an intermediate is present.
Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In the drawings, the same reference numerals denote the same or similar parts, or the same or similar steps.
For providing a convenient and fast's verification carbon source to the device of the denitrogenation effect of sewage, the utility model discloses a test system for carbon source test.
Fig. 1 is a schematic diagram of a test system according to an embodiment of the present invention. As shown in fig. 1, in some embodiments, the test system includes a reactor 4, an aeration device, a stirring device, a dissolved oxygen monitoring device, and the like.
In some embodiments, the reactor 4 is used to hold a test slurry and a carbon source. The reactor 4 can adopt a vitreous container, the upper part of the reactor 4 can be an open structure and is used for placing muddy water mixed liquid and a carbon source, and the reactor 4 can also be specially provided with a water filling port.
In some embodiments, the stirring device comprises a stirrer provided inside the reactor 4 and a driver for driving the stirrer to rotate. The stirring device is used for promoting the carbon source and the muddy water mixed liquid to be uniformly mixed. The stirring device may be a flap stirrer, a propeller stirrer, a turbine stirrer, an anchor stirrer, or a magnetic stirring device, but the present invention is not limited thereto.
Preferably, taking the stirring device as an example, a magnetic stirring device is used, as shown in fig. 1, a stirrer 6 of the magnetic stirring device is arranged at the bottom in the reactor 4, and a driver 7 of the stirring device is arranged below the bottom of the reactor 4 for holding the reactor 4. The drive 7 of the magnetic stirring device may include a rotatable magnetic body therein and a base for supporting the reactor 4. The magnetic stirring device utilizes the principle that like poles repel and opposite poles attract of a magnetic field, and the magnetic stirring rod 6 arranged in the reactor 4 is pushed by the magnetic field to perform circumferential operation, so that the purpose of stirring the muddy water mixed solution is achieved. The cooperation heating temperature control system can heat and control the sample temperature according to specific experimental requirement, maintains the required temperature condition of experimental condition, guarantees that liquid mixes and reaches the experiment demand. The magnetic stirring device can uniformly mix reactants and ensure uniform temperature; the reaction speed is accelerated, and the reaction time is shortened.
In some embodiments, the aeration device comprises an oxygen pump 1 and an aeration structure connected to the oxygen pump 1 and extending into the reactor 4, and the aeration device is used for aerating the muddy water mixed liquid. Preferably, the aeration structure can be an air stone 3, and the air stone 3 is connected with the oxygen pump 1 through a hose 2. Many micropores are arranged on the air stone 3, the air stone 3 is put into the mud-water mixed liquid, the oxygen pump 1 is used for supplying air, the air enters the air stone 3 through the hose 2, micropore bubbles are generated in the water, and the bubbles are dissolved in the water, so that the purpose of dissolved oxygen oxygenation is achieved. In other embodiments, the aeration structure may also adopt an aeration pipe, an aerator or the like.
In some embodiments, the dissolved oxygen monitoring device includes a dissolved oxygen electrode 5 for measuring the concentration of dissolved oxygen in the mixed water-sludge solution. The dissolved oxygen electrode 5 is used for the muddy water mixed liquid inserted in the reactor 4 at the time of the test. The dissolved oxygen electrode 5 may be a coated oxygen electrode in which the cathode is a noble metal such as silver or platinum and the anode is an active metal such as tin or lead. The electrode head is covered with a semi-permeable membrane, oxygen in the liquid penetrates through the semi-permeable membrane to reach the cathode, and electrons flow between the two electrodes to generate current. The larger the oxygen concentration is, the stronger the current is, the dissolved oxygen concentration becomes an electric signal, and the electric signal can be displayed on a display instrument or a recorder through amplification.
In some embodiments, the dissolved oxygen monitoring device of the testing system may further comprise a dissolved oxygen controller 8, and the dissolved oxygen controller 8 may comprise an aerator. In some embodiments, the dissolved oxygen controller 8 may be connected to the dissolved oxygen electrode 5 via a signal line, and the dissolved oxygen controller 8 is used for continuous measurement of dissolved oxygen and automatic control of the aerator. When the dissolved oxygen is lower than the lower limit, the oxygenation is automatically started, and when the dissolved oxygen is higher than the upper limit, the oxygenation is automatically stopped. In some embodiments, the dissolved oxygen controller 8 may also be connected to the oxygen pump 1, and the oxygen pump 1 may be selected as the oxygen increasing machine, or an oxygen increasing device may be additionally provided.
In some embodiments, a sampling port 9 is provided at the sidewall of the reactor 4. Preferably, the sampling port 9 is located at the middle or upper part of the side wall of the reactor 4, and a hose and a water stop clip for controlling the on-off of the hose can be arranged at the sampling port 9. In other embodiments, a valve may be used instead of the water stop clip. The sampling port 9 is convenient for sampling at any time in the test process for detection.
According to the utility model discloses a test system for carbon source test carries out the carbon source lab scale when experimental at practical application, adds muddy water in the reactor and mixes the liquid, adds the back carbon source and opens the stirring to the misce bene. According to the dissolved oxygen condition of the mixed solution and the contents of ammonia nitrogen and nitrate nitrogen, the mixed solution can be aerated, the dissolved oxygen condition can be monitored at any time in the test process, and measures can be taken to control the content of the dissolved oxygen in time. The sampling port arranged on the upper part of the reactor is convenient for sampling at any time in the test process to detect. The utility model discloses a test system for carbon source test simple structure, convenient operation.
According to the utility model discloses a test system for carbon source test, the beneficial effect that can obtain includes at least:
1) adopt the utility model discloses a test system for carbon source test can verify before the denitrification reaction of sewage treatment stage and wait to throw the denitrification effect of throwing the carbon source to the proportion or the kind of carbon source are thrown at denitrification reactor in the adjustment, in order to adjust to the best with the denitrification effect, make total nitrogen index reach emission standard.
2) The utility model discloses a test system for carbon source test simple structure, convenient operation.
3) The utility model discloses a test system for carbon source test adopts magnetic stirring device, can make reactant misce bene, makes the temperature even for reaction rate shortens reaction time.
4) The utility model discloses a test system for carbon source test is equipped with dissolved oxygen monitoring devices. The dissolved oxygen condition can be monitored at any time in the test process, and measures can be taken in time to control the content of the dissolved oxygen.
Features that are described and/or illustrated with respect to one embodiment may be used in the same way or in a similar way in one or more other embodiments and/or in combination with or instead of the features of the other embodiments.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An assay system for carbon source testing, the assay system comprising:
the reactor is used for containing the muddy water mixed liquid and the carbon source for the test;
the stirring device comprises a stirrer arranged in the reactor and a driver for driving the stirrer to rotate;
the dissolved oxygen monitoring device comprises a dissolved oxygen electrode for measuring the concentration of dissolved oxygen in the muddy water mixed liquor, and the dissolved oxygen electrode is arranged in the reactor;
the aeration device comprises an oxygen pump and an aeration structure which is connected with the oxygen pump and extends into the reactor and is used for aerating the muddy water mixed liquid.
2. The carbon source testing system of claim 1, wherein said stirring device is a magnetic stirring device;
the stirrer is arranged at the bottom in the reactor, and the driver of the stirring device is arranged below the bottom of the reactor and used for supporting the reactor.
3. The testing system for testing a carbon source according to claim 1, wherein the dissolved oxygen monitoring device of the testing system further comprises a dissolved oxygen controller.
4. The carbon source testing system of claim 3, wherein said dissolved oxygen controller comprises an aerator.
5. The carbon source testing system of claim 1, wherein said aeration structure is an air stone, and said air stone is connected to said oxygen pump by a hose.
6. The carbon source testing system of claim 1, wherein a sampling port is provided at a sidewall of the reactor.
7. The carbon source testing system of claim 6, wherein the sampling port is located at the middle upper part of the side wall of the reactor, and a hose and a water stop clamp for controlling the on-off of the hose are arranged at the sampling port.
8. The testing system for carbon source testing according to claim 1, wherein the stirring device is a paddle stirrer, a propeller stirrer, a turbine stirrer or an anchor stirrer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921508750.4U CN211274602U (en) | 2019-09-09 | 2019-09-09 | Test system for carbon source test |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921508750.4U CN211274602U (en) | 2019-09-09 | 2019-09-09 | Test system for carbon source test |
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| CN211274602U true CN211274602U (en) | 2020-08-18 |
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| CN201921508750.4U Active CN211274602U (en) | 2019-09-09 | 2019-09-09 | Test system for carbon source test |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113218709A (en) * | 2021-05-13 | 2021-08-06 | 谢东 | Beer waste liquid and sodium acetate denitrification rate detect with timing sampling device |
| CN113962585A (en) * | 2021-10-29 | 2022-01-21 | 中持水务股份有限公司 | Carbon source performance evaluation method and system |
-
2019
- 2019-09-09 CN CN201921508750.4U patent/CN211274602U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113218709A (en) * | 2021-05-13 | 2021-08-06 | 谢东 | Beer waste liquid and sodium acetate denitrification rate detect with timing sampling device |
| CN113962585A (en) * | 2021-10-29 | 2022-01-21 | 中持水务股份有限公司 | Carbon source performance evaluation method and system |
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