CN108929011A - A kind of biogas slurry waste heat recycling system and its method - Google Patents
A kind of biogas slurry waste heat recycling system and its method Download PDFInfo
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- CN108929011A CN108929011A CN201810842528.1A CN201810842528A CN108929011A CN 108929011 A CN108929011 A CN 108929011A CN 201810842528 A CN201810842528 A CN 201810842528A CN 108929011 A CN108929011 A CN 108929011A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
- C02F11/04—Anaerobic treatment; Production of methane by such processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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Abstract
The invention discloses a kind of biogas slurry waste heat recycling systems, including preparing pool, fermentation vat, input duct, liquid outlet pipe, lagging casing and stable-pressure device, the liquid feeding end of the fermentation vat is connected to by input duct with the outlet end of preparing pool, the outlet end of the fermentation vat is connected to by liquid outlet pipe with the liquid feeding end of waste collection pond, stable-pressure device is provided between the liquid outlet pipe and fermentation vat, the tube body linear coil coiling of the liquid outlet pipe is arranged on the tube body of input duct, and closed lagging casing is provided on the outside of the liquid outlet pipe, the lagging casing accommodates and coats the coiled coil region of liquid outlet pipe and input duct, the liquid outlet pipe and input duct carry out heat exchange in lagging casing.The present invention provides a kind of biogas slurry waste heat recycling system and its method, and the biogas slurry that fermentation is completed carries out secondary use, improves the utilization rate of heat, reduces the loss of heat.
Description
Technical field
The invention belongs to biogas slurry fermentation arts, in particular to a kind of biogas slurry waste heat recycling system and its method.
Background technique
Large-scale livestock farm (pig farm, vaccary, chicken farm etc.) makes full use of the energy, builds to protect environment
There is biogas factory, using excrement of animals and sewage as raw material, produces biogas through anaerobic fermentation.Biogas is used to as fuel or power generation,
The biogas residue and biogas liquid of generation can be used as good organic fertilizer and be utilized.But it can be with having fermented during being fermented into biogas slurry
At biogas slurry discharge and take away more heat so that the effective rate of utilization of heat is less, and also increases fermentation costs,
Resource is consumed, therefore in order to enable thermal energy to recycle, is generally exchanged heat using heat exchanger into and out of biogas slurry pipeline,
But its total consumption increased costs, and heat exchanger solution is blocked by biogas slurry, difficulty is repaired, in addition, due in fermentation vat
Temperature and pressure are the labile states changed constantly, and the pressure and flow velocity of the biogas slurry directly flowed out from fermentation vat also not Wen Ding make
At the heat exchange into and out of biogas slurry pipe and insufficient, the flow velocity of biogas slurry is very fast or pressure is larger especially in liquid outlet pipe is have it is big
The heat of amount has little time heat exchange and is just discharged, and thermal loss is big, and heat exchange efficiency is low.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the present invention provides a kind of biogas slurry heat recovery
System and method, the biogas slurry that fermentation is completed carry out secondary use, improve the utilization rate of heat, reduce the loss of heat.
Technical solution: to achieve the above object, technical scheme is as follows:
A kind of biogas slurry waste heat recycling system, including preparing pool, fermentation vat, input duct, liquid outlet pipe, lagging casing
And stable-pressure device, the liquid feeding end of the fermentation vat are connected to by input duct with the outlet end of preparing pool, the fermentation vat goes out
Liquid end is connected to by liquid outlet pipe with the liquid feeding end of waste collection pond, and pressure stabilizing dress is provided between the liquid outlet pipe and fermentation vat
It sets, the tube body linear coil coiling of the liquid outlet pipe is arranged on the tube body of input duct, and sets on the outside of the liquid outlet pipe
It is equipped with closed lagging casing, the lagging casing accommodates and coats the coiled coil region of liquid outlet pipe and input duct, institute
It states liquid outlet pipe and input duct and carries out heat exchange in lagging casing.
Further, the stable-pressure device includes infusion channel, the inlet for connecting fermentation vat, connects going out for liquid outlet pipe
Liquid mouth and the dynamic stabipack being arranged in inside the infusion channel, the dynamic stabipack pass through the natural pond in infusion channel
Liquid stream moves velocity variations and dynamically obstructs or be connected to liquid outlet and infusion channel.
Further, the dynamic stabipack includes dynamic rotor and floating plug, and the floating plug setting is going out
At liquid mouth, the dynamic rotor is rotatably arranged in infusion channel, and the dynamic rotor passes through the biogas slurry of inflow in inlet
Impact flow rotates, and the biogas slurry flowing velocity in the revolving speed and infusion channel of the dynamic rotor is proportional, the dynamic rotor
On be provided with centrifugation component, be correspondingly arranged on rotating member with the centrifugation component, the rotating member is erected in infusion channel, when
When dynamic rotor velocity of rotation is more than critical value, the rotating member is rotated synchronously by centrifugation component and dynamic rotor, and described turn
Actuator is provided on moving part, the actuator driving floating plug blocks liquid outlet.
Further, the actuator is the first magnet, and several first magnet are rotating around the rotation axis of rotating member
Line circumference is arranged, and is provided with the second magnet on the floating plug, first magnet is oppositely arranged with the second magnet, and described
The opposite face of first magnet and the second magnet is identical polar, and under rotating member high-speed rotation state, the floating plug is by the
Repulsive interaction between one magnet and the second magnet insists on continuous pushing.
Further, the floating plug includes support plate, plug and elastic extension structure, elastic telescopic knot described in two groups
Structure is symmetrically arranged at apopore two sides, the support plate by two elastic extension structures relative to liquid outlet elastic displacement,
The side of the support plate towards liquid outlet is provided with plug, and the side far from liquid outlet is provided with the second magnet.
Further, first magnet/second magnet acting surface is inclined-plane setting, and the inclined direction edge on inclined-plane turns
For the circumference of moving part rotation to setting, second magnet/first magnet acting surface is the rotational plane for being parallel to the first magnet
Setting.
Further, the pressure stabilizing main body further includes the shell of enclosed construction, and the dynamic rotor is impeller, and impeller turns
Axis rotates inside housings, and the inside of wherein one end of the shaft includes hollow centrifugal chamber, and the centrifugation component setting exists
In the centrifugal chamber, the rotating member includes through-hole, and the rotating member is set in the shaft opposite with centrifugation component by through-hole
On.
Further, the shell is circular configuration, and there are two the limits of annular for spacing setting on the inner wall of the shell
Item, the rotating member are disc-shaped structure, and the through-hole is provided with disc axis, and the outer rim of the rotating member is convexly equipped with a circle and turns
Rotating ring, the swivel becket are rotatably arranged between two positive stop strips, are respectively arranged between the swivel becket and two positive stop strips
Several balls.
Further, the centrifugation component includes fixing seat, guide post, first back-moving spring and attachment cap, the fixation
Seat is coaxially disposed with shaft, at least one guide post is arranged on the fixing seat along the radial circumference array of shaft, the company
Connecing cap is the cylindrical structure that one end is recessed with blind hole along axial direction, and the attachment cap is set in guide post by blind hole, described
The other end of attachment cap passes through centrifugal chamber and is arranged outward, and correspondence offers perforation in the shaft, is arranged in the guide post
First back-moving spring, the attachment cap are telescopically connected to by first back-moving spring and fixing seat；On the inside of the through-hole of the rotating member
Wall is recessed with inserting groove corresponding with attachment cap；
When attachment cap, which generates centrifugal movement by shaft high-speed rotation, to be moved to rotating member, the attachment cap is plugged in slotting
In access slot, the rotating member and shaft are rotated synchronously；When shaft is under the state that slowly runs, the attachment cap is located at centrifugal chamber
Interior, rotating member is separated with shaft, and the rotating member is with respect to housing stationary.
A kind of method of biogas slurry waste heat recycling system, comprising:
S1: when flowing to the pressure that biogas slurry in infusion channel flows by inlet and increasing suddenly, then the speed phase of biogas slurry flowing
It should increase, the revolving speed of impeller increases, then shaft high-speed rotation, is centrifuged the attachment cap in component under the influence of centrifugal force to outward transport
It moves and is inserted in rotating member, rotate synchronously rotating member and impeller；
S2: for several first magnet under the action of the rotating member of high-speed rotation, several first magnet are in support plate
Two magnet form continual, lasting repulsion force, make to be pressed on liquid outlet under plug, reduce liquid outlet biogas slurry amount or
Person blocks liquid outlet；
S3: the biogas slurry flow flowed out from liquid outlet is reduced or is flowed out without biogas slurry, and the biogas slurry in infusion channel flows speed
Degree rapidly reduces, and wheel speed decline, the centrifugal force that is subject to of centrifugation component reduces, and attachment cap exits rotating member, rotating member with turn
Axis is separated and is stopped operating, and plug is no longer influenced by the lasting repulsion force under several first magnet rotors states, then plug
It is moved upwards under the action of two elastic extension structures, opens liquid outlet, increased by the biogas slurry amount of liquid outlet, be then infused
Biogas slurry in channel is flowed out from liquid outlet, the pressure reduction in infusion channel, and the biogas slurry flowing in infusion channel continues to make impeller
Rotation；
S4: if the hydraulic pressure in infusion channel is in normal condition, velocity of rotation of impeller under the action of biogas slurry flows
The centrifugal force of generation is insufficient to allow attachment cap to extend out to outside centrifugal chamber, and the liquid outlet keeps normally going out liquid；If in infusion channel
Hydraulic pressure still in higher state, then biogas slurry flowing velocity is still very fast, the impeller high speed biogas slurry flow under the action of turn
The centrifugal force that dynamic speed generates extend out to attachment cap outside centrifugal chamber again, repeats the process of S1~S3, makes floating plug and goes out
Liquid mouth forms dynamic equilibrium, until the hydraulic pressure in infusion channel is normal, flows through the biogas slurry of liquid outlet pipe sufficiently and in input duct
Biogas slurry heat exchange.
The utility model has the advantages that heat of the present invention using the biogas slurry after just fermentation, to heat material to be fermented, the waste heat of biogas slurry
It can sufficiently recycle, utilization rate of waste heat is high, reduces thermal loss；The formation of biogas slurry is recycled complete in same system with biogas slurry waste heat
At process flow is simple, and system is easy to operate, and equipment not redundancy is spirally coiled in input duct, so that whole by liquid outlet pipe
Body structure is simple, and heat exchange sufficiently, and can be effectively prevented using heat exchanger and bring blockage problem, reduces maintenance cost；
Pressure stabilizing is carried out to liquid outlet pipe by stable-pressure device, guarantees that the biogas slurry flow velocity of liquid outlet pipe is in a certain range of stable state, protects
The biogas slurry demonstrate,proved in the biogas slurry and input duct of liquid outlet pipe is adequately exchanged heat.
Detailed description of the invention
Attached drawing 1 is the schematic diagram of unit construction system of the invention；
Attached drawing 2 is integrally-built schematic diagram of internal structure of the invention；
Attached drawing 3 is the top view of stable-pressure device of the invention；
Attached drawing 4 is the sectional view along A-A of stable-pressure device of the invention；
Attached drawing 5 is the perspective view of the top view of stable-pressure device of the invention；
Attached drawing 6 is the composite structure stereoscopic schematic diagram of dynamic rotor and rotating member of the invention；
Attached drawing 7 is the half sectional view of the composite structure of dynamic rotor and rotating member of the invention；
Attached drawing 8 is the structural schematic diagram of floating plug of the invention；
Attached drawing 9 is the structural schematic diagram of the first magnet and the second magnet of the invention；
The structure enlargement diagram for the centrifugation component that attached drawing 10 is present invention part A；
Attached drawing 11 is the structure enlargement diagram of present invention part B.
Specific embodiment
The present invention will be further explained with reference to the accompanying drawing.
As shown in Figure 1 and Figure 2, a kind of biogas slurry waste heat recycling system, including preparing pool 101, fermentation vat 105,
The liquid feeding end of input duct 102, liquid outlet pipe 103, lagging casing 104 and stable-pressure device 3, the fermentation vat 105 passes through feed liquor
Pipeline 102 is connected to the outlet end of preparing pool 101, and the outlet end of the fermentation vat 105 passes through liquid outlet pipe 103 and waste collection
The liquid feeding end in pond 106 is connected to, and stable-pressure device 3, the liquid outlet pipe are provided between the liquid outlet pipe 103 and fermentation vat 105
103 tube body linear coil coiling is arranged on the tube body of input duct 102 namely liquid outlet pipe 103 is along input duct 102
Length direction coiling, and liquid outlet pipe and inlet tube channel type are in close contact, to increase heat conduction efficiency, and the liquid outlet pipe
103 outsides are provided with closed lagging casing 104, and the lagging casing 104 accommodates and coats liquid outlet pipe 103 and input duct
102 coiled coil region, the liquid outlet pipe 103 and input duct 102 carry out heat exchange in lagging casing 104, pass through
Lagging casing further prevents from dissipating outside the heat of biogas slurry in liquid outlet pipe, is spirally coiled in input duct by liquid outlet pipe
On, so that overall structure is simple, heat exchange sufficiently, and be can be effectively prevented using heat exchanger and bring blockage problem, be reduced
Maintenance cost；Pressure stabilizing is carried out to liquid outlet pipe by stable-pressure device, guarantees that the biogas slurry flow velocity of liquid outlet pipe is in a certain range
Stable state, guarantee that the biogas slurry in the biogas slurry and input duct of liquid outlet pipe is adequately exchanged heat.
As shown in attached drawing 3 and attached drawing 4, the stable-pressure device 3 includes infusion channel 6, the inlet 1 for connecting fermentation vat, connects
The liquid outlet 2 of liquid outlet pipe and the dynamic stabipack being arranged in inside the infusion channel 6 are connect, the dynamic stabipack is logical
The biogas slurry flowing velocity variation crossed in infusion channel 6 is dynamic to obstruct or is connected to liquid outlet 2 and infusion channel 6.The current stabilization group
The variation that part is flowed according to biogas slurry is so that dynamic variation, the dynamic natural pond for reducing liquid outlet 2 occur for the biogas slurry flowing of liquid outlet 2
Flow quantity or the intermittent water flow released in fermentation vat make to reduce the hydraulic pressure and flow velocity flowed out from liquid outlet 2
It can adequately be exchanged heat into and out of the biogas slurry in biogas slurry pipeline.
As shown in figures 4 and 5, the dynamic stabipack includes dynamic rotor 5 and floating plug 10, the floating
Plug 10 is arranged at liquid outlet 2, and the dynamic rotor 5 is rotatably arranged in infusion channel 6, and the dynamic rotor 5 passes through
The biogas slurry flowed into inlet 1 impacts rotation, and the revolving speed of the dynamic rotor 5 and the biogas slurry flowing in infusion channel 6 are proportional,
It is provided with centrifugation component 8 on the dynamic rotor 5, is correspondingly arranged on rotating member 7,7 frame of rotating member with the centrifugation component 8
It is located in infusion channel 6, when 5 velocity of rotation of dynamic rotor is more than critical value, the rotating member 7 is by centrifugation component 8 and moves
State rotor 5 rotates synchronously, and actuator 9 is provided on the rotating member 7, and the actuator 9 drives floating plug 10 to block out liquid
Mouth 2；Flow variation with biogas slurry of the water flow under the effect of higher hydraulic pressure, make to be formed between dynamic rotor and rotating member connection or
Isolated structure type, and pass through the interaction of actuator 9 and floating plug 10, floating plug makes infusion channel and liquid outlet
Connection or barrier make dynamically to gradually reduce the water flow pressure flowed out from liquid outlet in infusion channel.
The pressure stabilizing main body 3 further includes the shell 11 of enclosed construction, and the dynamic rotor 5 is impeller, including 52 He of blade
Shaft 51, the water flow of inlet 1 and shaft are eccentric, and the water impact blade rotation of inlet, liquid outlet setting with feed liquor
The shaft 51 of mouthful opposite other side, impeller rotates inside shell 11, during the inside of wherein one end of the shaft 51 includes
Empty centrifugal chamber 52, the centrifugation component 8 are arranged in the centrifugal chamber 52, and the rotating member 7 includes through-hole 72, the rotation
Part 7 is set in the shaft opposite with centrifugation component 8 by through-hole 72.Centrifugal chamber is opened up by the inside in shaft, and will be from
Heart component is arranged in the centrifugal chamber, so that whole structure is simple, compact, can accomplish that overall volume is smaller, with adapt to respectively
Kind pipeline connection.
As shown in attached drawing 4 to attached drawing 9, the actuator 9 is the first magnet, and several first magnet are rotating around rotation
The pivot center circumference of part 7 is arranged, and the speed that the distribution density of the first magnet rebounds according to the second magnet suitably increases or decreases
Setting, and the optimum position of the distribution density are as follows: under rotary state, one of them first magnet is just past the second magnet
Afterwards, when floating plug dares to be rebounded, next first magnet acts at once and the second magnet 12, and the second magnet is made to keep continuing
Pressed status can reduce quantity of first magnet on rotating member 7 by this kind of mode as far as possible, reduce the total of rotating member 7
Quality can reduce the rotator inertia effect of the rotation friction and rotating member of rotating member 7, guarantee be centrifuged then in rotation
When component is detached from rotating member 7, rotating member 7 can quickly stop operating, and act floating plug 10 quickly, reduce rotating member and float
The time of plug balance.The second magnet 12 is provided on the floating plug 10, first magnet and the second magnet 12 are opposite
Setting, and the opposite face of first magnet and the second magnet 12 is identical polar, under 7 high-speed rotation state of rotating member, institute
It states floating plug 10 and continuous pushing is insisted on by the repulsive interaction between the first magnet and the second magnet, in several first magnet 9
In the state of high-speed rotation, the second magnet is enable plug to press to out liquid by continual, lasting repulsion force
At mouthful.
As shown in Fig. 9, the acting surface of first magnet is inclined-plane setting, and the inclined direction on inclined-plane is along rotating member 7
For the circumference of rotation to setting, the acting surface of second magnet 12 is the rotational plane setting for being parallel to the first magnet；
Or the acting surface of second magnet 12 is inclined-plane setting, and the circle that the inclined direction on inclined-plane is rotated along rotating member 7
Circumferential setting, the acting surface of first magnet are the rotational plane setting for being parallel to the first magnet；
Be inclined-plane by the acting surface of one of magnet, the acting surface of another magnet is plane so that two magnet it
Between generate certain repulsive force difference variation, i.e. repulsion force F1 to Fn be gradually reduced, then stop operating in rotating member
When, if the first magnet, the second magnet just position are opposite, then can be different by the difference of the repulsive force, it make rotating member along axis
To deflecting certain angle, and make the first magnet and the second magnet mutual dislocation, be staggered, reduce two magnet it is opposite when repulsion
Influence of the power to floating plug.
As shown in Fig. 8, the floating plug 10 includes support plate 13, plug 16 and elastic extension structure, described in two groups
Elastic extension structure is symmetrically arranged at 2 two sides of apopore, and the support plate 13 is by two elastic extension structures relative to out
2 elastic displacement of liquid mouth, the side of support plate 13 towards the liquid outlet 2 is provided with plug 16, and the side far from liquid outlet 2 is set
It is equipped with the second magnet 12, the elastic extension structure includes guide rod 15 and second back-moving spring 14, and the guide rod 15 is parallel
Second back-moving spring 14, the support are arranged on 11 inner wall of shell, the guide rod in the direction of displacement setting of plug 16
Plate 13 is connect by second back-moving spring 14 with inner walls, keeps plug 16 opposite relative to liquid outlet by elastic extension structure
Displacement, and pass through guide rod support guide.
Spacing between the first adjacent magnet of any two is greater than the full-size of the second magnet 12, and second magnetic
When position of the iron 12 between two adjacent first magnet, second magnet 12 is not by the row of any one the first magnet
The repulsive force for the first magnet that repulsion or second magnet 12 are subject to is less than the active force of elastic extension structure, to guarantee
When rotating member stops operating, the second magnet is not influenced by the active force of the first magnet, guarantees that plug can be sprung back.
As shown in attached drawing 4 and attached drawing 11, the shell 11 is circular configuration, and spacing is provided on the inner wall of the shell 11
Two annular positive stop strips 75, the rotating member 7 are disc-shaped structure, and the through-hole 72 is provided with disc axis, the rotation
The outer rim of part 7 is convexly equipped with a circle swivel becket 73, and the swivel becket 73 is rotatably arranged between two positive stop strips 75, the swivel becket
It is respectively arranged with several balls 74 between 73 and two positive stop strips 75, rotating member is vacantly erected at by positive stop strip 75 by shell 11
Inside, rationally utilize inner space, and reduce space hold, and by ball 74 reduce rotating member rotation frictional force.
As shown in attached drawing 4 and attached drawing 10, the centrifugation component 8 includes fixing seat 80, guide post 81, first back-moving spring 82
With attachment cap 84, the fixing seat 80 is coaxially disposed with shaft 51, radial circumference battle array of at least one guide post 81 along shaft 51
Column are arranged in the fixing seat 80, and the fixing seat 80 is triangular prism structure, and three guide posts 81 are respectively perpendicular setting
On three faceted pebbles of fixing seat 80, by triangular prism structure, space accounting is small, and structural stability is high, the attachment cap
84 are recessed with the cylindrical structure of blind hole 83 for one end along axial direction, and the attachment cap 84 is set in guide post 81 by blind hole 83
On, the other end of the attachment cap 84 passes through centrifugal chamber 52 and is arranged outward, and correspondence offers perforation 53 in the shaft 51, described
First back-moving spring 82 is arranged in guide post 81, the attachment cap 84 connects by the way that first back-moving spring 82 and fixing seat 80 are flexible
It connects；72 inner sidewall of through-hole of the rotating member 7 is recessed with inserting groove 71 corresponding with attachment cap 84；When attachment cap 84 passes through shaft
51 high-speed rotations generate centrifugal movement to when the movement of rotating member 7, and the attachment cap 84 is plugged in inserting groove 71, the rotating member
7 rotate synchronously with shaft 51；When shaft 51 is under the state that slowly runs, the attachment cap 84 is located in centrifugal chamber, rotating member 7 with
Shaft 51 separates, and the rotating member 7 is static with respect to shell 11.The centrifugation component has the advantages of simple structure and easy realization, and the structure
In centrifugal chamber, in the case where slowly running, attachment cap stretches in the centrifugal chamber, and movement is quick, stable connection.In normal hydraulic pressure
Under effect, attachment cap is also subject to centrifugal forces power, but the centripetal force of attachment cap is greater than centrifugal force, the end of attachment cap at this time
Close to the edge of perforation 53, when hydraulic pressure increases suddenly, water flow velocity is accelerated, and the centrifugal force that attachment cap is subject to increases, and makes to connect
Cap can extend away from rapidly the chambers of the heart outward and go out and connect rotating member 7, thus make floating plug block liquid outlet 2 or reduce liquid outlet 2 with
Spacing between infusion channel.
When shaft 51 is under the state that slowly runs, the attachment cap 84 is located in centrifugal chamber, and the attachment cap 84 supports
Pressure side 85 is just concordant with the outer circumference surface of shaft 51, when revolving speed increases to, and attachment cap can be made to generate centrifugal movement, compresses
End 85 can quickly be protruded into the inserting groove of rotating member, quickly rotate synchronously rotating member and shaft.
A kind of method of biogas slurry waste heat recycling system, comprising:
S1: when flowing to the pressure that biogas slurry in infusion channel 6 flows by inlet 1 and increasing suddenly, then the speed of biogas slurry flowing
It increase accordingly, the revolving speed of impeller increases, then 51 high-speed rotation of shaft, and the attachment cap 84 in centrifugation component is under the influence of centrifugal force
It moves out and is inserted in rotating member 7, rotate synchronously rotating member 7 and impeller；
S2: for several first magnet under the action of rotating member 7 of high-speed rotation, several first magnet are in support plate 13
Second magnet 12 forms continual, lasting repulsion force, makes to be pressed on liquid outlet 2 under plug 10, reduces liquid outlet 2
Biogas slurry amount blocks liquid outlet；
S3: the biogas slurry flow flowed out from liquid outlet is reduced or is flowed out without biogas slurry, and the biogas slurry in infusion channel 6 flows speed
Degree rapidly reduces, and wheel speed decline, the centrifugal force that centrifugation component is subject to reduces, and attachment cap 84 exits rotating member 7, rotating member 7
It separating and stops operating with shaft 51, plug is no longer influenced by the lasting repulsion force under several first magnet rotors states,
Then plug 10 moves upwards under the action of two elastic extension structures, opens liquid outlet 2, is increased by the biogas slurry amount of liquid outlet
Add, then the biogas slurry in infusion channel is flowed out from liquid outlet, the pressure reduction in infusion channel 6, the biogas slurry flowing in infusion channel
Continue to make wheel rotation；
S4: if the hydraulic pressure in infusion channel 6 is in normal condition, velocity of rotation of impeller under the action of biogas slurry flows
The centrifugal force of generation is insufficient to allow attachment cap 84 to extend out to outside centrifugal chamber, and the liquid outlet keeps normally going out liquid；If infusion channel 6
Interior hydraulic pressure is still in higher state, then biogas slurry flowing velocity is still very fast, the impeller high speed biogas slurry flow under the action of
The centrifugal force that velocity of rotation generates extend out to attachment cap 84 outside centrifugal chamber, repeats the process of S1~S3, makes floating plug
Form dynamic equilibrium with liquid outlet, until the hydraulic pressure in infusion channel 6 is normal, flow through the biogas slurry of liquid outlet pipe 103 sufficiently with into
Biogas slurry heat exchange in liquid pipe road 102.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of biogas slurry waste heat recycling system, it is characterised in that: including preparing pool (101), fermentation vat (105), inlet tube
The liquid feeding end of road (102), liquid outlet pipe (103), lagging casing (104) and stable-pressure device (3), the fermentation vat (105) passes through
Input duct (102) is connected to the outlet end of preparing pool (101), and the outlet end of the fermentation vat (105) passes through liquid outlet pipe
(103) it is connected to, is provided between the liquid outlet pipe (103) and fermentation vat (105) steady with the liquid feeding end of waste collection pond (106)
The tube body linear coil coiling of pressure device (3), the liquid outlet pipe (103) is arranged on the tube body of input duct (102), and institute
It states and is provided with closed lagging casing (104) on the outside of liquid outlet pipe (103), the lagging casing (104) accommodates and coats out liquid
The coiled coil region of pipeline (103) and input duct (102), the liquid outlet pipe (103) and input duct (102) are being kept the temperature
Heat exchange is carried out in shell (104).
2. a kind of biogas slurry waste heat recycling system according to claim 1, it is characterised in that: the stable-pressure device (3)
Comprising infusion channel (6), the inlet (1) of connection fermentation vat, the liquid outlet (2) of connection liquid outlet pipe and setting in the infusion
The internal dynamic stabipack in channel (6), the dynamic stabipack pass through the biogas slurry flowing velocity variation in infusion channel (6)
Dynamic barrier or connection liquid outlet (2) and infusion channel (6).
3. a kind of biogas slurry waste heat recycling system according to claim 2, it is characterised in that: the dynamic stabipack
Including dynamic rotor (5) and floating plug (10), the floating plug (10) is arranged at liquid outlet (2), the dynamic rotor
(5) it is rotatably arranged in infusion channel (6), and the dynamic rotor (5) passes through the biogas slurry impact flow of inflow in inlet (1)
Rotation, the revolving speed of the dynamic rotor (5) and the biogas slurry flowing velocity in infusion channel (6) are proportional, the dynamic rotor (5)
On be provided with centrifugation component (8), be correspondingly arranged on rotating member (7) with the centrifugation component (8), the rotating member (7) is erected at
In infusion channel (6), when dynamic rotor (5) velocity of rotation is more than critical value, the rotating member (7) passes through centrifugation component (8)
It rotates synchronously with dynamic rotor (5), is provided with actuator (9) on the rotating member (7), actuator (9) driving is floated stifled
Head (10) blocks liquid outlet (2).
4. a kind of biogas slurry waste heat recycling system according to claim 3, it is characterised in that: the actuator (9) is
First magnet, and several first magnet are arranged rotating around the pivot center circumference of rotating member (7), the floating plug (10)
On be provided with the second magnet (12), first magnet is oppositely arranged with the second magnet (12), and first magnet and second
The opposite face of magnet (12) is identical polar, and under rotating member (7) high-speed rotation state, the floating plug (10) is by the first magnetic
Repulsive interaction between iron and the second magnet insists on continuous pushing.
5. a kind of biogas slurry waste heat recycling system according to claim 4, it is characterised in that: the floating plug (10)
Water outlet is symmetrically arranged at including support plate (13), plug (16) and elastic extension structure, elastic extension structure described in two groups
Hole (2) two sides, the support plate (13) is by two elastic extension structures relative to liquid outlet (2) elastic displacement, the support plate
(13) it is provided with plug (16) towards the side of liquid outlet (2), and the side far from liquid outlet (2) is provided with the second magnet
(12)。
6. a kind of biogas slurry waste heat recycling system according to claim 5, it is characterised in that: first magnet/the
The acting surface of two magnet (12) is inclined-plane setting, and the circumference that the inclined direction on inclined-plane is rotated along rotating member (7) is to setting, described
The acting surface of the second magnet (12)/first magnet is the rotational plane setting for being parallel to the first magnet.
7. a kind of biogas slurry waste heat recycling system according to claim 3, it is characterised in that: the pressure stabilizing main body (3)
It further include the shell (11) of enclosed construction, the dynamic rotor (5) is impeller, and shaft (51) rotation of impeller is in shell (11)
Portion, the inside of wherein one end of the shaft (51) include hollow centrifugal chamber (52), and the centrifugation component (8) is arranged described
In centrifugal chamber (52), the rotating member (7) includes through-hole (72), and the rotating member (7) is set in and is centrifuged by through-hole (72)
In the opposite shaft of component (8).
8. a kind of biogas slurry waste heat recycling system according to claim 7, it is characterised in that: the shell (11) is circle
Shape structure, there are two the positive stop strip (75) of annular, the rotating member (7) is disk for spacing setting on the inner wall of the shell (11)
Shape structure, the through-hole (72) are provided with disc axis, and the outer rim of the rotating member (7) is convexly equipped with a circle swivel becket (73), institute
It states swivel becket (73) to be rotatably arranged between two positive stop strips (75), divide between the swivel becket (73) and two positive stop strips (75)
It is not provided with several balls (74).
9. a kind of biogas slurry waste heat recycling system according to claim 7, it is characterised in that: the centrifugation component (8)
Including fixing seat (80), guide post (81), first back-moving spring (82) and attachment cap (84), the fixing seat (80) and shaft
(51) it is coaxially disposed, at least one guide post (81) is arranged along the radial circumference array of shaft (51) in the fixing seat (80)
On, the attachment cap (84) is the cylindrical structure that one end is recessed with blind hole (83) along axial direction, and the attachment cap (84) passes through blind
Hole (83) is set on guide post (81), and the other end of the attachment cap (84) passes through centrifugal chamber (52) and is arranged outward, and described turn
Correspondence offers perforation (53) on axis (51), is arranged with first back-moving spring (82), the attachment cap on the guide post (81)
(84) it is telescopically connected to by first back-moving spring (82) with fixing seat (80)；Through-hole (72) inner sidewall of the rotating member (7) is recessed
Equipped with inserting groove (71) corresponding with attachment cap (84)；
When attachment cap (84), which generate centrifugal movement by shaft (51) high-speed rotation, to be moved to rotating member (7), the attachment cap
(84) it is plugged in inserting groove (71), the rotating member (7) and shaft (51) rotate synchronously；When shaft (51) is in the shape that slowly runs
Under state, the attachment cap (84) is located in centrifugal chamber, and rotating member (7) is separated with shaft (51), and the rotating member (7) is with respect to shell
Body (11) is static.
10. a kind of method of biogas slurry waste heat recycling system, it is characterised in that: include:
S1: when being increased suddenly by the pressure that inlet (1) flows to infusion channel (6) interior biogas slurry flowing, then the speed of biogas slurry flowing
It increase accordingly, the revolving speed of impeller increases, then shaft (51) high-speed rotation, is centrifuged the attachment cap (84) in component in the work of centrifugal force
It moves out and is inserted in rotating member (7) under, rotate synchronously rotating member (7) and impeller；
S2: for several first magnet under the action of rotating member (7) of high-speed rotation, several first magnet are on support plate (13)
Second magnet (12) forms continual, lasting repulsion force, makes to be pressed on liquid outlet (2) under plug (10), reduce out
The biogas slurry amount of liquid mouth (2) blocks liquid outlet；
S3: the biogas slurry flow flowed out from liquid outlet is reduced or is flowed out without biogas slurry, the biogas slurry flowing velocity in infusion channel (6)
It rapidly reduces, wheel speed decline, the centrifugal force that centrifugation component is subject to reduces, and attachment cap (84) exits rotating member (7), rotating member
(7) it separates and stops operating with shaft (51), plug is no longer influenced by the work of the lasting repulsion under several first magnet rotors states
Firmly, then plug (10) moves upwards under the action of two elastic extension structures, opens liquid outlet (2), passes through liquid outlet
Biogas slurry amount increase, then the biogas slurry in infusion channel is flowed out from liquid outlet, the pressure reduction in infusion channel (6), infusion channel
Interior biogas slurry flowing continues to make wheel rotation；
S4: if the hydraulic pressure in infusion channel (6) is in normal condition, velocity of rotation of impeller under the action of biogas slurry flows is produced
Raw centrifugal force is insufficient to allow attachment cap (84) to extend out to outside centrifugal chamber, and the liquid outlet keeps normally going out liquid；If infusion channel
(6) hydraulic pressure in is still in higher state, then biogas slurry flowing velocity is still very fast, and the impeller is under the action of high speed biogas slurry flows
Velocity of rotation generate centrifugal force extend out to attachment cap (84) outside centrifugal chamber, repeat S1~S3 process, make to float
Plug and liquid outlet form dynamic equilibrium, until the hydraulic pressure in infusion channel (6) is normal, flow through the biogas slurry of liquid outlet pipe (103)
Sufficiently exchange heat with the biogas slurry in input duct (102).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810842528.1A CN108929011B (en) | 2018-07-27 | 2018-07-27 | Biogas slurry waste heat recycling system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810842528.1A CN108929011B (en) | 2018-07-27 | 2018-07-27 | Biogas slurry waste heat recycling system and method |
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| CN2519874Y (en) * | 2001-10-30 | 2002-11-06 | 颜可根 | Water quantity flow stabilizer |
| CN102586083A (en) * | 2012-03-16 | 2012-07-18 | 方朝阳 | Waste heat heating type blending and settling device and application method thereof |
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| CN105042093A (en) * | 2015-08-21 | 2015-11-11 | 重庆诚硕科技有限公司 | Valve with adjustable opening and closing frequency |
| CN205537780U (en) * | 2015-12-22 | 2016-08-31 | 邹修发 | Decompression water gauge prevents frostbite |
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2018
- 2018-07-27 CN CN201810842528.1A patent/CN108929011B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2519874Y (en) * | 2001-10-30 | 2002-11-06 | 颜可根 | Water quantity flow stabilizer |
| CN102586083A (en) * | 2012-03-16 | 2012-07-18 | 方朝阳 | Waste heat heating type blending and settling device and application method thereof |
| CN203605979U (en) * | 2013-12-16 | 2014-05-21 | 成都高新区华汇实业有限公司 | Axial-flow type water flow sensor with flow stabilization function |
| CN105042093A (en) * | 2015-08-21 | 2015-11-11 | 重庆诚硕科技有限公司 | Valve with adjustable opening and closing frequency |
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| CN108929011B (en) | 2022-01-11 |
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Effective date of registration: 20211228 Address after: 225002 Dongxi Avenue, Gaoyou high tech Industrial Development Zone, Yangzhou City, Jiangsu Province Applicant after: Yangzhou Feng Feng hi tech Industry Investment Development Group Co.,Ltd. Address before: 214000 Jiangsu Wuxi, new Lake District, No. 200, Linghu Avenue, innovation network 2 Applicant before: WUXI FEISHU TECHNOLOGY CO.,LTD. |
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