CN204330429U - Sewage treatment plant processing unit water surface N 2the gathering-device of O - Google Patents
Sewage treatment plant processing unit water surface N 2the gathering-device of O Download PDFInfo
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- CN204330429U CN204330429U CN201420543335.3U CN201420543335U CN204330429U CN 204330429 U CN204330429 U CN 204330429U CN 201420543335 U CN201420543335 U CN 201420543335U CN 204330429 U CN204330429 U CN 204330429U
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Abstract
Sewage treatment plant processing unit water surface N
2the gathering-device of O, belongs to sewage Sampling techniques field.Collecting flux box top is spherical top type, bottom is cylinder type, its junction is provided with a baffle plate, baffle plate bottom can be inserted in kickboard, top is provided with a small-sized fans, the related sensor of gas sampling system and liquid sample system and pump are integrated in two mini-plant casees by device respectively, and sealing is good.Device is also provided with case internal gas pressure meter, gas thermometer, liquid-filled thermometer, can the real time measure correlation parameter, and show in text display on on-line monitoring and control system, can be opened by the control panel of on-line monitoring and control system and the flow of setting gas samping pump and liquid sampling pump simultaneously.The device that the utility model provides, structure is simple, and integration is good, is easy to carry, easy and simple to handle.Can realize sewage treatment unit release property and dissolubility N
2the collection of O and mensuration.
Description
Technical field
The utility model relates to sewage treatment plant processing unit water surface release property N
2o and dissolubility N
2the gathering-device of O, is applicable to monitor sewage treatment plant N
2o greenhouse gas emission, belongs to sewage Sampling techniques field.
Background technology
N
2o is a kind of greenhouse gases of brute force, and its greenhouse effect are about CO
2310 times, and strong destruction can be caused to ozonosphere.In recent years, the N that causes of mankind's activity
2o greenhouse gas emission increases year by year, the N wherein discharged in sewage treatment plant's denitrification process
2o is worth arousing attention.Up to the present, the whole world is to N
2the Yuan Hehui of O has carried out a large amount of Test And Research Works, but due to the restriction of research method and study condition, to N in sewage disposal system
2that the discharge of O still lacks is careful, determine quantifier elimination.At present, for the N that laboratory and pilot reactor sewage disposal process produce
2o collects and measures existing certain Research foundation, but for the N that the sewage treatment plant of actual scale discharges
2o also lacks further investigation.
To the N of sewage treatment plant's discharge
2o carries out collecting and measure, and not only has certain Research Significance, and has important practical significance, and it is that the exploitation of sewage treatment plant's Technology of Reducing Greenhouse Gas Emissions is laid a good foundation.
Utility model content
The purpose of this utility model is, by the improvement to existing flux box, utilizes portable flux casing to carry out release property and dissolubility N
2gather while O, and record correlation parameter.
The utility model adopts following technological means to realize:
(1) water surface N
2o gathering-device:
Sewage treatment plant processing unit water surface N
2o gathering-device, this device comprises flux box system, gas gathering system, fluid collection systems, on-line monitoring and control system; Described N
2the flux box system of O gathering-device is primarily of flux casing (12), small-sized fans (13), set collar (10), kickboard (11) composition; Gas gathering system is made up of gas sample tube (3), gas sampling bag (1), gas thermometer (4), case internal gas pressure meter (5) and the first equipment box (2), and wherein the first equipment box (2) comprises gas temperature sensor, gas sample pump, gas flow sensor and gas pressure sensor; Fluid collection systems is made up of liquid sampling pipe (6), fluid collection vials (7), liquid-filled thermometer (9) and the second equipment box (8), and wherein the second equipment box (8) comprises fluid temperature sensor, liquid sampling pump, liquid flow sensor;
On-line monitoring and control system (14) are formed primarily of text display, control panel, Switching Power Supply, PLC.
Described flux casing (12) is made by organic glass material, and quality is relatively light, is easy to carry, and energy guard box inside and outside temperature is consistent simultaneously.The top cover of flux casing (12) is hemisphere, is cylinder, connects and composes cavity below top cover; The outside of bottom of cylinder is provided with a baffle plate, baffle plate bottom is inserted in kickboard (11), ensures that flux casing can be floating on the water surface, kickboard can be removed when not using, be convenient for carrying, porose simultaneously in kickboard communicates with the cavity of flux casing (12).
Described flux box hemisphere top cover is provided with small-sized fans (13), opens with gas uniform in guard box during sampling.
Described flux casing is provided with set collar 10, for bundling fixing flux casing.
Described kickboard (11) adopts light material cystosepiment, and be easy to carry about with one, shape can arbitrarily adjust.
Gas temperature sensor, gas sample pump, gas flow sensor and gas pressure sensor that gas sampling system is relevant is integrated with in described the first equipment box (2), equipment box sealing is good, liquid can be prevented to be splashed into, to be convenient to administer and maintain.
Described the second equipment box (8) is integrated with liquid sample system relevant fluid temperature sensor, liquid sampling pump, liquid flow sensor, and equipment box sealing is good, liquid can be prevented to be splashed into, be convenient to administer and maintain.
Gas samping pump in described the first equipment box (2) and the liquid sampling pump in the second equipment box (8) can be opened simultaneously, ensure the accuracy of data and consistance, also can the needs of environmentally condition start separately.
Gas samping pump in described gas thermometer (4), case internal gas pressure meter (5), the first equipment box (2) is connected with gas temperature sensor, gas pressure sensor and gas flow sensor in the first equipment box (2) respectively, and send data to on-line monitoring and control system (14), its text display shows, and gas thermometer (4), case internal gas pressure meter (5) are positioned at flux casing (12).
Liquid-filled thermometer (9) in flux casing (12), the liquid sampling pump in the second equipment box (8) are connected with the fluid temperature sensor in the second equipment box (8), liquid flow sensor respectively, and send data to on-line monitoring and control system (14), its text display shows.
Gas sampling bag (1) is connected with flux casing (12) with the gas sample pump in the first equipment box (2) by gas sample tube (3); Fluid collection vials (7) is connected with flux casing (12) with the liquid sampling pump in the second equipment box (8) by liquid sampling pipe (6).
Described on-line monitoring and control system have text display, can read gas temperature, gaseous tension and the fluid temperature in flux box in real time and show gas flow and fluid flow.
Described on-line monitoring and control system have control panel, can environmentally condition need the flow adjusting gas samping pump and liquid sampling pump, also have good applicability for other ecosystems.
(2) sewage treatment plant processing unit water surface N described in the utility model is adopted
2the method of sampling of the gathering-device of O, its characterization step is as follows:
The first step: the installation of gathering-device, connects device each several part pipeline.
Second step: fixing of gathering-device, is inserted in gathering-device in described kickboard, is placed in the monitoring point chosen, and is fixed on pool side;
3rd step: the collection of sample, switch on power, open gas samping pump and liquid sampling pump, connect gas sampling bag and liquid sample bottle, record gas flow and fluid flow, and record the sampling time, record relevant environmental parameter simultaneously, after collection completes, by gas sampling bag and the sealing of liquid sample bottle;
4th step: sample tests, passes through the gas Chromatographic Determination with electron capture organ by the sample gathered.
The apparatus and method of the utility model design, compared with existing utility model, have following obvious advantage and beneficial effect:
Two equipment boxs of device, are integrated with relevant device and the sensor of gas sampling system and liquid sampling system respectively, maintain easily; On-line monitoring and control system can monitor sampling condition, real time readouts at any time, ensure that the accuracy of sampling.Gas samping pump and liquid sampling pump separately control, and can adjust flow, are applicable to the greenhouse gases collection under multiple environmental baseline.
The device that the utility model provides, structure is simple, and integration is good, is easy to carry, easy and simple to handle.The wherein method of sampling: after device each several part pipeline is connected, be inserted in kickboard, put in the monitoring point chosen and fix, connecting gas sampling bag and liquid sample bottle, collecting sample after opening gas samping pump and liquid sampling pump and by the gas Chromatographic Determination with electron capture organ.The method of sampling using the utility model to provide, can realize sewage treatment unit release property and dissolubility N
2the collection of O and mensuration.
Accompanying drawing explanation
Fig. 1 is sewage treatment plant processing unit water surface N
2the structural representation of O gathering-device;
In figure: 1-gas sampling bag, 2-first equipment box, 3-gas sample tube, 4-gas thermometer, 5-case internal gas pressure meter, 6-liquid sampling pipe, 7-fluid collection vials, 8-second equipment box, 9-liquid-filled thermometer, 10-set collar, 11-kickboard, 12-flux casing, 13-small-sized fans, 14-on-line monitoring and control system.
Embodiment
Be illustrated below in conjunction with the embodiment of Figure of description to the utility model patent, but the utility model is not limited to following examples.
Consult shown in Fig. 1, the utility model relates to sewage treatment plant processing unit water surface N
2o gathering-device and the method for sampling.Gathering-device comprises flux box system, gas gathering system, fluid collection systems and on-line checkingi and control system.Described N
2the flux box system of O gathering-device forms primarily of flux casing 12, small-sized fans 13, set collar 10, kickboard 11.Casing main body is by being that hemisphere top cover and bottom of cylinder are formed, and hemisphere inner top is provided with a small-sized fans 13; Bottom barrel outside is stretched a baffle plate, and baffle plate bottom is inserted in kickboard 11, ensures that flux casing can be floating on the water surface, kickboard can be removed, be convenient for carrying when not using; Baffle plate is provided with set collar 10, utilizes rope to pass set collar and can be fixed on pool side.Gas gathering system comprises gas sample tube 3, gas sampling bag 1, gas thermometer 4, case internal gas pressure meter 5 and the first equipment box 2, first equipment box 2 is arranged on flux casing baffle plate, equipment box overall tightness is good, liquid can be prevented to be splashed into, and it comprises gas temperature sensor, gas sample pump, gas flow sensor and gas pressure sensor.In flux box, gas flows through the gas sample pump in the first equipment box 2 by gas sample tube 3, is collected in gas sampling bag 1 afterwards; In flux box, gas temperature is measured by gas thermometer 4, and its data transfer on the display of on-line monitoring and control system by the gas temperature sensor in the first equipment box 2; Flux loading pressure is measured by case internal gas pressure meter 5, and data transfer on the display of on-line monitoring and control system by the gas pressure sensor in the first equipment box 2; The flow of gas sample pump is transferred on the display of on-line monitoring and control system by gas flow sensor.Fluid collection systems comprises liquid sampling pipe 6, fluid collection vials 7, liquid-filled thermometer 9 and the second equipment box 8, second equipment box 8 is arranged on flux casing baffle plate, be positioned at the opposite of the first equipment box 2, equipment box overall tightness is good, liquid can be prevented to be splashed into, and it comprises fluid temperature sensor, liquid sampling pump, liquid flow sensor.The sewage of processing unit flows into from liquid sampling pipe 6, flows through the liquid sampling pump in the second equipment box 8, is collected in fluid collection vials 7; The temperature of sewage is measured by liquid-filled thermometer 9, and its data are transferred on the display of on-line monitoring and control system by the fluid temperature sensor in the second equipment box 8.The text display of on-line monitoring and control system 14 can show real time data, by the first equipment box 2 of gas gathering system and the second equipment box 8 of fluid collection systems data transmitted and be converted on text display, temperature, air pressure in flux casing can be read in real time, gas flow and fluid temperature, environmentally condition can also adjust the flow of gas sample pump and liquid sampling pump simultaneously on panel.
With gathering-device of the present utility model to sewage treatment plant processing unit water surface N
2the method of sampling of O is as follows:
(1) gas sample tube 3, liquid sample pipe 6 are connected with gas samping pump, liquid sampling pump respectively.
(2) gas thermometer 4, case internal gas pressure meter 5, liquid-filled thermometer 9 are installed in relevant position.
(3) by sewage treatment plant processing unit water surface N
2o gathering-device loads kickboard 11 from top, and flux casing baffle plate is positioned at the top of kickboard 11, and ensures the unobstructed of gas sample tube 3 and liquid sampling pipe 6, and liquid sampling pipe 6 passes in liquid.Rope is passed set collar 10 simultaneously, be fixed on pool side so that follow-up.
(4) flux box single unit system is put into reactor, the rope other end through set collar is fixed on pool side.
(5) aeration phase: after flux casing is stable, switch on power, small-sized fans is opened automatically, on the control panel of on-line monitoring and control system 14, open gas samping pump and liquid sampling pump, and adjust desired flow, connect gas sampling bag 1 and liquid sample bottle 7 respectively, now start from case adduction gas collection body and liquid, read pressure in gas temperature, case, fluid temperature parameter over the display simultaneously.After sampling terminates, deenergization.The gas sampling bag 1 gathered and fluid collection vials 7 are sealed preservation, sends laboratory back to be measured.Again the gas sampling bag 1 and clean fluid collection vials 7 that vacuumize in advance is connected.
(6) non aerated phases: reclose power supply, small-sized fans is opened automatically, opens gas samping pump and liquid sampling pump, and adjusts desired flow, now start to collect gas and liquid in case simultaneously, read pressure in gas temperature, case, fluid temperature parameter over the display simultaneously.After sampling terminates, deenergization.The gas sampling bag 1 gathered and fluid collection vials 7 are sealed preservation, sends laboratory back to be measured.
(7), after completing whole sampling work, flux box single unit system is taken out from reactor.
(8) by sample by going out N wherein with the gas Chromatographic Determination of electron capture detector
2o content.
(9) water surface N
2the release iron computing method of O gas are as follows:
In formula: F---greenhouse gases N
2the release iron of O
Q---gas flow
ρ---gas density
C---gas concentration
A---by the water surface area covered
10, solubilised state N is calculated according to Henry's law
2o concentration, computing method are as follows:
In formula: K
0---N
2the Stovall solubility coefficient difficult to understand of O
ω---N in upper space
2the concentration fraction of O
P---atmospheric pressure
β---the ratio of fluid collection vials upper space volume and volume of water sample
M---N
2the mass number of N in O
R---ideal gas constant
T---room temperature.
Claims (4)
1. sewage treatment plant's processing unit water surface N
2the gathering-device of O, is characterized in that, this device comprises flux box system, gas gathering system, fluid collection systems, on-line monitoring and control system; Described N
2the flux box system of O gathering-device is primarily of flux casing (12), kickboard (11) composition; Gas gathering system is made up of gas sample tube (3), gas sampling bag (1), gas thermometer (4), case internal gas pressure meter (5) and the first equipment box (2), and wherein the first equipment box (2) comprises gas temperature sensor, gas sample pump, gas flow sensor and gas pressure sensor; Fluid collection systems is made up of liquid sampling pipe (6), fluid collection vials (7), liquid-filled thermometer (9) and the second equipment box (8), and wherein the second equipment box (8) comprises fluid temperature sensor, liquid sampling pump, liquid flow sensor;
On-line monitoring and control system (14) are formed primarily of text display, control panel, Switching Power Supply, PLC;
The top cover of flux casing (12) is hemisphere, is cylinder, connects and composes cavity below top cover; The outside of bottom of cylinder is provided with a baffle plate, and baffle plate bottom is inserted in kickboard (11), ensures that flux casing can be floating on the water surface, simultaneously porosely in kickboard communicates with the cavity of flux casing (12);
Gas samping pump in described gas thermometer (4), case internal gas pressure meter (5), the first equipment box (2) is connected with gas temperature sensor, gas pressure sensor and gas flow sensor in the first equipment box (2) respectively, and send data to on-line monitoring and control system (14), its text display shows, and gas thermometer (4), case internal gas pressure meter (5) are positioned at flux casing (12);
Liquid-filled thermometer (9) in flux casing (12), the liquid sampling pump in the second equipment box (8) are connected with the fluid temperature sensor in the second equipment box (8), liquid flow sensor respectively, and send data to on-line monitoring and control system (14), its text display shows;
Gas sampling bag (1) is connected with flux casing (12) with the gas sample pump in the first equipment box (2) by gas sample tube (3); Fluid collection vials (7) is connected with flux casing (12) with the liquid sampling pump in the second equipment box (8) by liquid sampling pipe (6).
2. according to gathering-device according to claim 1, it is characterized in that, described flux casing hemisphere top cover is provided with small-sized fans (13), opens with gas uniform in guard box during sampling.
3. according to gathering-device according to claim 1, it is characterized in that, flux casing is provided with set collar 10, for bundling fixing flux casing.
4. according to gathering-device according to claim 1, it is characterized in that, described kickboard (11) adopts light material cystosepiment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543335.3U CN204330429U (en) | 2014-09-19 | 2014-09-19 | Sewage treatment plant processing unit water surface N 2the gathering-device of O |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543335.3U CN204330429U (en) | 2014-09-19 | 2014-09-19 | Sewage treatment plant processing unit water surface N 2the gathering-device of O |
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| Publication Number | Publication Date |
|---|---|
| CN204330429U true CN204330429U (en) | 2015-05-13 |
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|---|---|---|---|
| CN201420543335.3U Expired - Fee Related CN204330429U (en) | 2014-09-19 | 2014-09-19 | Sewage treatment plant processing unit water surface N 2the gathering-device of O |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236954A (en) * | 2014-09-19 | 2014-12-24 | 北京工业大学 | Collection device for treating N2O on water level of treatment unit in sewage treatment plant and sampling method |
| CN106932233A (en) * | 2015-12-30 | 2017-07-07 | 中国水利水电科学研究院 | A kind of gas collecting device |
| CN107064415A (en) * | 2016-09-30 | 2017-08-18 | 海南省环境科学研究院 | A kind of liquid level volatilization gas automatic detecting structure |
-
2014
- 2014-09-19 CN CN201420543335.3U patent/CN204330429U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236954A (en) * | 2014-09-19 | 2014-12-24 | 北京工业大学 | Collection device for treating N2O on water level of treatment unit in sewage treatment plant and sampling method |
| CN104236954B (en) * | 2014-09-19 | 2016-09-14 | 北京工业大学 | Sewage treatment plant processing unit water surface N2the collection device of O and the method for sampling |
| CN106932233A (en) * | 2015-12-30 | 2017-07-07 | 中国水利水电科学研究院 | A kind of gas collecting device |
| CN107064415A (en) * | 2016-09-30 | 2017-08-18 | 海南省环境科学研究院 | A kind of liquid level volatilization gas automatic detecting structure |
| CN107064415B (en) * | 2016-09-30 | 2019-07-16 | 海南省环境科学研究院 | A kind of liquid level volatilization gas automatic detecting structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20200919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |