CN203545860U - Sludge hydrolyzing device - Google Patents
Sludge hydrolyzing device Download PDFInfo
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- CN203545860U CN203545860U CN201320596312.4U CN201320596312U CN203545860U CN 203545860 U CN203545860 U CN 203545860U CN 201320596312 U CN201320596312 U CN 201320596312U CN 203545860 U CN203545860 U CN 203545860U
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Abstract
The utility model discloses a sludge hydrolyzing device. The sludge hydrolyzing device comprises a sludge regulating tank, a heat exchanger, a tube nest hydrolyzing reactor and a gas-liquid separator, wherein a water outlet of the tube nest hydrolyzing reactor is connected with a spray nozzle arranged on the upper part of the gas-liquid separator by a pipeline; a gas outlet in the top of the gas-liquid separator is connected with a gas distributor arranged on the bottom of the sludge regulating tank; a liquid outlet in the bottom of the gas-liquid separator is connected with a water inlet in the tube nest hydrolyzing reactor; a sludge liquid outlet in the middle of the gas-liquid separator is connected with the heat exchanger. The sludge hydrolyzing device provided by the utility model can achieve continuous and efficient sludge hydrolyzing operation, and moreover, the treated sludge is wide in concentration range; besides, the whole device is small in occupied space, can realize full-seal operation, effectively solve the problem of odor dispersion, can hydrolyze sludge completely, and can shorten the anaerobic digestion standing time of hydrolyzed sludge.
Description
Technical field
The utility model relates to a kind of sludge hydrolytic device of processing for the mud producing in municipal administration, During Industrial Wastewater Treatment Process, belongs to environment-protective water process field.
Background technology
Along with Chinese society expanding economy, need the amount of waste water to be processed and cleanup standard all day by day increase and improve, corresponding sludge yield also increases day by day, if these mud do not dealt carefully with will be huge to environment structure pollution threat.For a long time, there is the phenomenon of " the light mud of heavy water " in the wastewater treatment of China, it is reported, only there is 20% mud to obtain stabilization treatment, the unprocessed direct sanitary landfill of most of mud, this not only becomes the huge hidden danger of environmental safety, and is a kind of wasting of resources.The research of sludge disposal technology will be the emphasis of " 12 " or even following " 13 " water treatment field development with application.At present, anaerobic digestion techniques has been proved to be a kind of effectively sludge reduction, resource treatment technique, has had a large amount of engineering application at home and abroad, but still has a lot of problems to need to solve; To mud, then the pre-treatment that is hydrolyzed carries out the conventional steps that anaerobically fermenting is anaerobic digestion techniques, and the quality of hydrolysis effect directly has influence on the efficiency of final anaerobic digestion.Mostly there is the problem that hydrolysis efficiency is low in existing sludge hydrolytic Processes and apparatus, and the problem of sludge blockage is comparatively outstanding, and therefore, sludge hydrolytic technique and the equipment of development of new are of great immediate significance.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and the sludge hydrolytic that a kind of hydrolysis efficiency is high, energy consumption is low device is provided.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of sludge hydrolytic device, comprise sludge conditioning tank, interchanger, tubulation hydrolysis reactor and gas-liquid separator, wherein, the water outlet of described sludge conditioning tank is connected with the water inlet of interchanger by pipeline, the water outlet of described interchanger is connected with the water inlet of tubulation hydrolysis reactor bottom by pipeline, the water outlet on described tubulation hydrolysis reactor top is connected with the nozzle of being located at gas-liquid separator internal upper part by pipeline, the pneumatic outlet at described gas-liquid separator top is connected with the gas distributor of being located at sludge conditioning pot bottom by gas transmission pipeline, the liquid exit of gas-liquid separator bottom is connected with the water inlet of tubulation hydrolysis reactor bottom by pipeline, the sludge liquid outlet at gas-liquid separator middle part is connected with interchanger by pipeline.
Preferably: described tubulation hydrolysis reactor comprises upper cover, lower cover and housing, in described housing, be furnished with successively from top to bottom the suitable traverse baffle of physical dimension and enclosure interior, described traverse baffle is provided with equally distributed circular hole, described tubulation hydrolysis reactor also comprises tubulation, and described tubulation is installed in housing through the circular hole on traverse baffle.
Preferably: the internal diameter of described tubulation is not less than 5mm.
Preferably: the surface-area of described traverse baffle is not less than 50% of housing cross-sectional area.
Preferably: on described upper cover, be also provided with temperature sensor and pressure transmitter.
Preferably: described nozzle interior has the liquid flow path of tubular, the front end of described nozzle has a spout that Open Side Down, near the nozzle internal perisporium inwardly protruding of nozzle, the internal diameter of liquid flow path is reduced, the spray neck that formation one cross section is taper.
Preferably: described spout and vertical direction form the angle of one 15 °～30 °.
Preferably: the liquid level in described sludge conditioning tank is lower than the top of gas-liquid separator.
Preferably: in described sludge conditioning tank, be provided with an agitator, the water inlet of described sludge conditioning tank also connects a chemicals dosing plant, in described chemicals dosing plant, is added with pH adjusting agent.
Preferably: the entrance of described tubulation hydrolysis reactor bottom is also connected with the air supply unit that passes into gas to the tubulation of tubulation hydrolysis reactor by pipeline; The top of described tubulation hydrolysis reactor shell side also communicates with high-pressure saturated steam feeding unit.
The beneficial effects of the utility model are, adopt sludge hydrolytic device of the present utility model, can realize the sludge hydrolytic operation of continuous high-efficient, and the concentration range of institute's lignin-sludge is wide, the mud that can be not only 90-99% to the water ratio processing that is hydrolyzed, also can, to the high concentration sludge processing that is hydrolyzed after dilution, by pass into continuously gas in tubulation hydrolysis reactor, strengthen heat-transfer effect, solve reactor plugs scale problems simultaneously; Adopt nozzle arrangements of the present utility model can realize quick pressure releasing, contribute to sludge liquid stable carry out gas explosion; Sludge hydrolytic device of the present utility model absorbs the one-level heating realizing sludge liquid by the external exhaust body heat content of gas distributor of sludge conditioning tank, then, mud is before entering tubulation hydrolysis reactor, by interchanger, the heat of system is reclaimed, the secondary heating of realization to sludge liquid, has reduced energy consumption effectively; Whole plant area area is little, can realize totally closed operation, efficiently solves the problem of smell diffusion; And this device can realize mud hydrolysis treatment more thoroughly, the residence time that the sludge liquid after hydrolysis is carried out anaerobic digestion shortens greatly, only needs 5-10 days.
Accompanying drawing explanation
Fig. 1 shows the structural representation of sludge hydrolytic device described in the utility model;
Fig. 2 shows the structural representation of tubulation hydrolysis reactor described in the utility model;
Fig. 3 shows the structural representation of the interior traverse baffle of tubulation hydrolysis reactor in the utility model;
Fig. 4 shows the structural representation of nozzle described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
As shown in attached 1, sludge hydrolytic device described in the utility model, comprise the sludge conditioning tank 1 connecting successively by pipeline, interchanger 2, tubulation hydrolysis reactor 4 and gas-liquid separator 3, in described sludge conditioning tank 1, be provided with an agitator 12, its bottom is provided with a gas distributor 11, the water inlet of described sludge conditioning tank 1 also connects a chemicals dosing plant, in described chemicals dosing plant, be added with pH adjusting agent, the preferred sodium hydroxide solution of described pH adjusting agent or hydrochloric acid, the water outlet of described sludge conditioning tank 1 is connected with the water inlet of interchanger 2 by pipeline, the water outlet of described interchanger 2 is connected with the water inlet of tubulation hydrolysis reactor 4 bottoms by pipeline, as shown in Figures 2 and 3, tubulation hydrolysis reactor 4 described in the utility model comprises upper cover, lower cover and housing 40, in described housing 40, be furnished with successively from top to bottom the inner suitable traverse baffle 42 of physical dimension and housing 40, described traverse baffle 42 is provided with equally distributed circular hole 421, described tubulation hydrolysis reactor 4 also comprises tubulation 41, described tubulation 41 is installed in housing 40 through the circular hole 421 on traverse baffle 42, the internal diameter of described tubulation is not less than 5mm, in the present embodiment, preferably 10-20mm, further, described traverse baffle 42 can fixedly be welded on the inwall of housing 40, and also movable being installed in housing 40, and the surface-area of described traverse baffle 42 is not less than 50% of housing 40 cross-sectional areas, preferably 70%-95%, further preferably 90%.The entrance of described tubulation hydrolysis reactor 4 bottoms is also connected with air supply unit 6 by pipeline, described air supply unit 6 passes into the gases such as nitrogen, air or ozone in the tubulation 41 of tubulation hydrolysis reactor 4, and the flow of the gas that passes into is 0.5-1.5 with the ratio (V/V) of sludge liquid internal circulating load, preferably 0.75-1.25; When the gas passing into is oxygen, the intake of oxygen is no more than 30% of sludge liquid organism complete oxidation requisite oxygen tolerance.The top of the shell side of described tubulation hydrolysis reactor 4 also communicates with high-pressure saturated steam feeding unit, for the hydrolysis reaction of mud in shell-and-tube reactor 4 provides heat; On the upper cover of described tubulation hydrolysis reactor 4, be also provided with temperature sensor and pressure transmitter, by the variation of pressure, feed back to control the folding of tubulation hydrolysis reactor 4 lower exit valves, maintain the pressure-stabilisation in tubulation hydrolysis reactor 4.
The water outlet on tubulation hydrolysis reactor 4 tops is connected with the nozzle 31 of being located at gas-liquid separator 3 internal upper parts by pipeline, on described pipeline, be also provided with a pressure valve 43, by the variation of tubulation hydrolysis reactor 4 internal pressures, carry out the folding of control pressure valve 43 valves, when the pressure in tubulation hydrolysis reactor 4, close during lower than certain value, during higher than certain value, open.As shown in Figure 4, described nozzle 31 is made by the anticorrosive of titanium material or pottery or other kind, its inside has the liquid flow path of tubular, the front end of described nozzle 31 has a spout that Open Side Down 312, further, described spout 312 forms the angle of one 15 °～30 ° with vertical direction, near the nozzle internal perisporium inwardly protruding at spout 312 places, the internal diameter of liquid flow path is reduced, the spray neck 311 that formation one cross section is taper; The pneumatic outlet at described gas-liquid separator 3 tops is connected with the gas distributor 11 of being located at sludge conditioning tank 1 bottom by gas transmission pipeline, the liquid exit of gas-liquid separator 3 bottoms is connected with the water inlet of tubulation hydrolysis reactor 4 bottoms by pipeline, the sludge liquid outlet at gas-liquid separator 3 middle parts is connected with interchanger 2 by pipeline, on described gas-liquid separator 3, liquidometer is also installed, by the folding of liquid level signal feedback control sludge liquid discharging valve door, to maintain the constant of gas-liquid separator 3 interior liquid levels.Further, for preventing that sludge liquid from entering gas-liquid separator 3 along gas transmission pipeline, the liquid level in need assurance sludge conditioning tank 1 is lower than the top of gas-liquid separator 3.In addition, sludge hydrolytic device described in the utility model, also comprises the electrical control system 5 of controlling installing all power units, and between each unit, plays connecting tube and the lift pump of ligation.
Adopt sludge hydrolytic device described in the utility model to the mud processing that is hydrolyzed, its treating processes is as follows:
1) mud stoste promotes and enters in sludge conditioning tank 1 through pump, simultaneously, pH adjusting agent in the chemicals dosing plant being connected with sludge conditioning tank 1 is joined in sludge conditioning tank 1, and under the effect of agitator 12, the pH value of the mud stoste in sludge conditioning tank 1 is adjusted to 8.5-9.0;
2) sludge liquid after pH regulator promotes and enters in interchanger 2 through pump, with from the hot sludge liquid in gas-liquid separator 3, carry out after heat exchange, through pump, promote and enter in tubulation hydrolysis reactor 4, in tubulation hydrolysis reactor 4, mud is walked tube side, absorbs the heat of shell side inner high voltage saturation steam, and issue unboiled water solution at 150-180 ℃, 0.3-1.0MPa, and the superficial linear vilocity of mud in tubulation 41 is 0.01-0.5m/s, preferably 0.1-0.2m/s; Further, the gas that the air supply unit 6 being connected with tubulation hydrolysis reactor 4 provides enters tubulation 41 from the bottom of tubulation hydrolysis reactor 4, mix with the mud in tubulation 41, described gas is the gases such as nitrogen, air or ozone, and the flow of the gas that passes into is 0.5-1.5 with the ratio (V/V) of sludge liquid internal circulating load, preferably 0.75-1.25; When the gas passing into is oxygen, the intake of oxygen is no more than 30% of sludge liquid organism complete oxidation requisite oxygen tolerance; Passing into of above-mentioned gas, its effect is mainly reflected in: after gas enters in the tubulation 41 in tubulation hydrolysis reactor 4, can strengthen the turbulence intensity in tubulation 41, effectively suppress fouling, strengthen the heat-transfer effect of tube wall, thereby improve hydrolysis efficiency, in addition, moderately in sludge liquid, pass into a certain amount of oxidizing gas, can promote the oxidation scission of long-chain organism, filamentous microorganism thalline in sludge liquid, further improve hydrolysis efficiency;
3) in tubulation hydrolysis reactor 4, the sludge liquid after hydrolysis is entered and in gas-liquid separator 3, is carried out gas-liquid separation by pipeline and nozzle 31, because the nozzle 31 in the utility model has the spray neck 311 that an internal diameter dwindles, the structure design of this uniqueness makes sludge liquid when entering in gas-liquid separator 3, quick pressure releasing generation gas explosion flash distillation, thereby the gas and the water vapor that make to be dissolved in sludge liquid discharge fast, there is gas explosion, organism in mud and mycelium are produced to the effect of tearing, further strengthened the follow-up hydrolytic process of sludge liquid, promoted the gas-liquid separation effect of sludge liquid, after gas-liquid separation, the gas producing is delivered to through gas transmission pipeline on the gas distributor 11 of being located at sludge conditioning tank 1 bottom by the pneumatic outlet at liquid/gas separator 3 tops, to decompose the VOC gas and the water vapor that generate in hydrolytic process, absorbed, simultaneously by the heat in gas recovery, realization is tentatively heated mud stoste in sludge conditioning tank 1, gas after heat absorption is delivered to gas purification units through pipeline and is for further processing, the sludge liquid at gas-liquid separator 3 middle parts enters by pipeline in interchanger 2 after pump promotes, and carries out after heat exchange with the mud stoste from sludge conditioning tank 1, is delivered to anaerobic digestion unit is for further processing by the outer row of pipeline, the sludge liquid of gas-liquid separator 3 bottoms that produce after gas-liquid separation returns to by pipeline to the hydrolysis that circulates in tubulation hydrolysis reactor 4 after pump promotes, in the utility model, return to the sludge quantity in tubulation hydrolysis reactor 4 and the ratio (V/V) that enters the mud discharge in interchanger 2 and be not less than 3.0, preferably 5.0.
Embodiment 1
Adopt device described in the utility model, the municipal sludge after desanding that is 90% to concentration is processed continuously, and treatment capacity is 15 tons/day.In its treating processes, each parameter arranges as follows:
1) mud stoste promotes and enters in sludge conditioning tank 1 through pump, simultaneously, sodium hydroxide in the chemicals dosing plant being connected with sludge conditioning tank 1 is joined in sludge conditioning tank 1, and under the effect of agitator 12, the pH value of the mud stoste in sludge conditioning tank 1 is adjusted to 8.5-9.0;
2) sludge liquid after pH regulator promotes and enters in interchanger 2 through pump, with from the hot sludge liquid in gas-liquid separator 3, carry out after heat exchange, through pump, promote and enter in tubulation hydrolysis reactor 4, superficial linear vilocity by mud in tubulation 41 is controlled at 0.1m/s, simultaneously, to passing into temperature in tubulation hydrolysis reactor 4, it is the high-pressure saturated steam of 200 ℃, so that the medial temperature of interior tubulation hydrolysis reactor 4 sludge liquid hydrolysis reaction is controlled to 170 ℃, pressure 0.6MPa, when reactor pressure is during higher than 0.65MPa, pressure valve 43 is in open mode, when reactor pressure is during lower than 0.55MPa, pressure valve 43 is in closing condition, in addition, air supply unit 6 is under the castering action of pump, with 0.6Nm
3the intake of/h passes into nitrogen by pipeline the tubulation 41 from bottom to tubulation hydrolysis reactor 4, and is controlled at 5.0 by returning to the sludge quantity in tubulation hydrolysis reactor 4 and the ratio (V/V) that enters the sludge quantity in interchanger 2, the interior liquid level of gas-liquid separator 3 maintains 1/2 place of separator height, and when stable, the pressure of gas-liquid separator 3 inside maintains 0.2MPa.Continuously feeding, discharges sludge liquid continuously, and after steady running, the outer blowdown mud liquid temp after interchanger 2 heat exchange is about 60 ℃.
To the outer row's sludge liquid after this device hydrolysis treatment with carry out thermophilic digestion processing without the sludge liquid of this device hydrolysis treatment, its result is as shown in table 1:
The contrast of table 1 sludge treatment result
As can be seen from Table 1, mud is after this device hydrolysis treatment, and sludge anaerobic fermentation time significantly shortens, and gas production rate significantly promotes.
Adopt device described in the utility model, the municipal sludge after desanding that is 90% to concentration is processed continuously, and treatment capacity is 15 tons/day.In its treating processes, each parameter arranges as follows:
1) mud stoste promotes and enters in sludge conditioning tank 1 through pump, simultaneously, sodium hydroxide in the chemicals dosing plant being connected with sludge conditioning tank 1 is joined in sludge conditioning tank 1, and under the effect of agitator 12, the pH value of the mud stoste in sludge conditioning tank 1 is adjusted to 8.5-9.0;
2) sludge liquid after pH regulator promotes and enters in interchanger 2 through pump, with from the hot sludge liquid in gas-liquid separator 3, carry out after heat exchange, through pump, promote and enter in tubulation hydrolysis reactor 4, superficial linear vilocity by mud in tubulation 41 is controlled at 0.2m/s, simultaneously, to passing into temperature in tubulation hydrolysis reactor 4, it is the high-pressure saturated steam of 215 ℃, so that the medial temperature of interior tubulation hydrolysis reactor 4 sludge liquid hydrolysis reaction is controlled to 180 ℃, pressure 0.7MPa, when reactor pressure is during higher than 0.75MPa, pressure valve 43 is in open mode, when reactor pressure is during lower than 0.65MPa, pressure valve 43 is in closing condition, in addition, air supply unit 6 is under the castering action of pump, with 0.8Nm
3the intake of/h passes into nitrogen by pipeline the tubulation 41 from bottom to tubulation hydrolysis reactor 4, and is controlled at 5.0 by returning to the sludge quantity in tubulation hydrolysis reactor 4 and the ratio (V/V) that enters the sludge quantity in interchanger 2, the interior liquid level of gas-liquid separator 3 maintains 1/2 place of separator height, and when stable, the pressure of gas-liquid separator 3 inside maintains 0.2MPa.Continuously feeding, discharges sludge liquid continuously, and after steady running, the outer blowdown mud liquid temp after interchanger 2 heat exchange is about 50 ℃.
To the outer row's sludge liquid after this device hydrolysis treatment with carry out thermophilic digestion processing without the sludge liquid of this device hydrolysis treatment, its result is as shown in table 2:
The contrast of table 2 sludge treatment result
As can be seen from Table 2, mud is after this device hydrolysis treatment, and sludge anaerobic fermentation time significantly shortens, and gas production rate significantly promotes.
Adopt device described in the utility model, the municipal sludge after desanding that is 95% to concentration is processed continuously, and treatment capacity is 20 tons/day.In its treating processes, each parameter arranges as follows:
1) mud stoste promotes and enters in sludge conditioning tank 1 through pump, simultaneously, sodium hydroxide in the chemicals dosing plant being connected with sludge conditioning tank 1 is joined in sludge conditioning tank 1, and under the effect of agitator 12, the pH value of the mud stoste in sludge conditioning tank 1 is adjusted to 8.5-9.0;
2) sludge liquid after pH regulator promotes and enters in interchanger 2 through pump, with from the hot sludge liquid in gas-liquid separator 3, carry out after heat exchange, through pump, promote and enter in tubulation hydrolysis reactor 4, superficial linear vilocity by mud in tubulation 41 is controlled at 0.2m/s, simultaneously, to passing into temperature in tubulation hydrolysis reactor 4, it is the high-pressure saturated steam of 190 ℃, so that the medial temperature of interior tubulation hydrolysis reactor 4 sludge liquid hydrolysis reaction is controlled to 160 ℃, pressure 0.8MPa, when reactor pressure is during higher than 0.85MPa, pressure valve 43 is in open mode, when reactor pressure is during lower than 0.75MPa, pressure valve 43 is in closing condition, in addition, air supply unit 6 is under the castering action of pump, with 1.0Nm
3the intake of/h passes into air by pipeline the tubulation 41 from bottom to tubulation hydrolysis reactor 4, and is controlled at 6.0 by returning to the sludge quantity in tubulation hydrolysis reactor 4 and the ratio (V/V) that enters the sludge quantity in interchanger 2, the interior liquid level of gas-liquid separator 3 maintains 1/2 place of separator height, and when stable, the pressure of gas-liquid separator 3 inside maintains 0.2MPa.Continuously feeding, discharges sludge liquid continuously, and after steady running, the outer blowdown mud liquid temp after interchanger 2 heat exchange is about 55 ℃.
To the outer row's sludge liquid after this device hydrolysis treatment with carry out thermophilic digestion processing without the sludge liquid of this device hydrolysis treatment, its result is as shown in table 3:
The contrast of table 3 sludge treatment result
As can be seen from Table 3, mud is after this device hydrolysis treatment, and sludge anaerobic fermentation time significantly shortens, and gas production rate significantly promotes.
The mud that treatment unit of the present utility model can be not only 90-99% to the water ratio processing that is hydrolyzed, also can be to the high concentration sludge processing that is hydrolyzed after dilution, this device first absorbs by the external exhaust body heat content of gas distributor 11 of sludge conditioning tank 1 the one-level heating realizing sludge liquid, then, mud is before entering tubulation hydrolysis reactor 4, by interchanger 2, the heat of system is reclaimed, the secondary heating of realization to sludge liquid, greatly saved system energy consumption, the temperature of the rear sludge liquid of hydrolysis can reach the processing requirements of next step thermophilic digestion simultaneously.
The utility model is by preferred embodiment having carried out detailed explanation.But, by studying carefully above, the variation to each embodiment and to increase be also that one of ordinary skill in the art institute is apparent.Applicant be intended that all these variations and increase has dropped in the protection domain of the utility model claim.
Similar numbering refers to similar element in the whole text.For clarity, may there is in the accompanying drawings the situation that some line, layer, element, parts or feature are amplified.
Term used herein is only for to be illustrated specific embodiment, and it is not intended to the utility model to limit.Unless otherwise defined, all terms used herein (comprising technical term and scientific terminology) are all identical with the utility model one of ordinary skill in the art's understanding.Also must be clear and definite, except having in this article clear and definite definition, such as the term conventionally defining in dictionary, should be interpreted as can thering is the consistent meaning in the linguistic context of this specification sheets and correlation technique, and the idealized or undue formalization that should not explain.Known function or structure are in briefly and clearly considering or repeating no more.
Claims (10)
1. a sludge hydrolytic device, it is characterized in that: comprise sludge conditioning tank, interchanger, tubulation hydrolysis reactor and gas-liquid separator, wherein, the water outlet of described sludge conditioning tank is connected with the water inlet of interchanger by pipeline, the water outlet of described interchanger is connected with the water inlet of tubulation hydrolysis reactor bottom by pipeline, the water outlet on described tubulation hydrolysis reactor top is connected with the nozzle of being located at gas-liquid separator internal upper part by pipeline, the pneumatic outlet at described gas-liquid separator top is connected with the gas distributor of being located at sludge conditioning pot bottom by gas transmission pipeline, the liquid exit of gas-liquid separator bottom is connected with the water inlet of tubulation hydrolysis reactor bottom by pipeline, the sludge liquid outlet at gas-liquid separator middle part is connected with interchanger by pipeline.
2. sludge hydrolytic device according to claim 1, it is characterized in that: described tubulation hydrolysis reactor comprises upper cover, lower cover and housing, in described housing, be furnished with successively from top to bottom the suitable traverse baffle of physical dimension and enclosure interior, described traverse baffle is provided with equally distributed circular hole, described tubulation hydrolysis reactor also comprises tubulation, and described tubulation is installed in housing through the circular hole on traverse baffle.
3. sludge hydrolytic device according to claim 2, is characterized in that: the internal diameter of described tubulation is not less than 5mm.
4. sludge hydrolytic device according to claim 2, is characterized in that: the surface-area of described traverse baffle is not less than 50% of housing cross-sectional area.
5. sludge hydrolytic device according to claim 2, is characterized in that: on described upper cover, be also provided with temperature sensor and pressure transmitter.
6. sludge hydrolytic device according to claim 1, it is characterized in that: described nozzle interior has the liquid flow path of tubular, the front end of described nozzle has a spout that Open Side Down, near the nozzle internal perisporium inwardly protruding of nozzle, the internal diameter of liquid flow path is reduced, the spray neck that formation one cross section is taper.
7. sludge hydrolytic device according to claim 6, is characterized in that: described spout and vertical direction form the angle of one 15 °～30 °.
8. according to the sludge hydrolytic device described in claim 1-7 any one, it is characterized in that: the liquid level in described sludge conditioning tank is lower than the top of gas-liquid separator.
9. according to the sludge hydrolytic device described in claim 1-7 any one, it is characterized in that: in described sludge conditioning tank, be provided with an agitator, the water inlet of described sludge conditioning tank also connects a chemicals dosing plant, in described chemicals dosing plant, is added with pH adjusting agent.
10. according to the sludge hydrolytic device described in claim 1-7 any one, it is characterized in that: the entrance of described tubulation hydrolysis reactor bottom is also connected with the air supply unit that passes into gas to the tubulation of tubulation hydrolysis reactor by pipeline; The top of described tubulation hydrolysis reactor shell side also communicates with high-pressure saturated steam feeding unit.
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| CN201320596312.4U CN203545860U (en) | 2013-09-25 | 2013-09-25 | Sludge hydrolyzing device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482835A (en) * | 2013-09-25 | 2014-01-01 | 北京纬纶华业环保科技股份有限公司 | Sludge hydrolysis device and hydrolysis process |
| CN104557158A (en) * | 2015-01-23 | 2015-04-29 | 运嘉（江苏）环保科技有限公司 | Technology and system for preparing organic fertilizer from livestock and poultry manure |
| CN106630526A (en) * | 2017-03-06 | 2017-05-10 | 东方电气集团东方锅炉股份有限公司 | Sludge hydrothermal oxidization reaction system and method with function of product reflux pretreatment |
-
2013
- 2013-09-25 CN CN201320596312.4U patent/CN203545860U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482835A (en) * | 2013-09-25 | 2014-01-01 | 北京纬纶华业环保科技股份有限公司 | Sludge hydrolysis device and hydrolysis process |
| CN103482835B (en) * | 2013-09-25 | 2015-07-22 | 北京纬纶华业环保科技股份有限公司 | Sludge hydrolysis device and hydrolysis process |
| CN104557158A (en) * | 2015-01-23 | 2015-04-29 | 运嘉（江苏）环保科技有限公司 | Technology and system for preparing organic fertilizer from livestock and poultry manure |
| CN106630526A (en) * | 2017-03-06 | 2017-05-10 | 东方电气集团东方锅炉股份有限公司 | Sludge hydrothermal oxidization reaction system and method with function of product reflux pretreatment |
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Effective date of registration: 20201118 Address after: No.202, 2 / F, building 139, building 54, No.100 building, xichangtu Road South, Changping Railway Station, machikou Town, Changping District, Beijing Patentee after: KMD (BEIJING) ENERGY AND ENVIRONMENT TECHNOLOGY Co.,Ltd. Address before: 100083 Beijing City, Haidian District Zhongguancun Road No. 18 smartfortune International Building, block A room 1906 Patentee before: BEIJING BIOTECHINA ENVIRONMENT Corp.,Ltd. |
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