CN208980510U - A kind of sewage low temperature distillation processing system - Google Patents
A kind of sewage low temperature distillation processing system Download PDFInfo
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- CN208980510U CN208980510U CN201821184735.4U CN201821184735U CN208980510U CN 208980510 U CN208980510 U CN 208980510U CN 201821184735 U CN201821184735 U CN 201821184735U CN 208980510 U CN208980510 U CN 208980510U
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Abstract
The utility model discloses a kind of sewage low temperature distillation processing systems, including detention tank, sludge filter press, multi-stage sewage filter element, fuel engine power generation unit, cigarette vapour/sky steam mixer, sewage distillation unit, condensing heat-exchange unit and sludge drying unit, suitable for natural pond vapour preparation can not be carried out and without to the water body for heating sensitive harmful chemical, after sewage treatment, pure water can be distributed for production, life secondary use, dewatered sludge and dry slag can be used as brick, cement, the raw material of construction material etc. uses, the system had both been suitble to municipal administration centralized processing sewage, also it is suitble to owner to carry out the sewage treatment of single-point distribution, sewage zero-discharge can be achieved, maximum economic benefit is generated simultaneously, it can accomplish to market one's own products, create huge social value and economic value.
Description
Technical field
The utility model belongs to sewage treatment field, more particularly to a kind of sewage low temperature distillation processing system, has section
Can, the advantages that environmentally friendly, profitable, structure is simple, easy to maintain, energy closed loop, zero-emission.
Background technique
The sewage that daily mankind's activity generates includes sanitary sewage, trade effluent, medical sewage etc..Existing sewage is concentrated
Processing means mainly use physics to add Chemical treatment, after reducing a few crucial pollutant indexs, carry out secondary reuse
Or it is discharged into river, cause water resource not to be utilized sufficiently, while the river resources polluted also result in irreversible ecology
Loss.
Utility model content
In view of the above drawbacks of the prior art and insufficient, the utility model is intended to provide a kind of sewage low temperature distillation processing system
System after sewage treatment, can divide suitable for that can not carry out biogas preparation and without to the water body for heating sensitive harmful chemical
Flowing out pure water for the secondary use that produces, lives, the raw material that dewatered sludge and dry slag can be used as brick, cement, construction material etc. uses,
The system had both been suitble to municipal administration centralized processing sewage, and owner is also suitble to carry out the sewage treatment of single-point distribution, it can be achieved that sewage zero-emission
It puts, while generating maximum economic benefit, can accomplish to market one's own products, create huge social value and economic value.
The utility model does not solve technical solution used by its technical problem are as follows:
A kind of sewage low temperature distillation processing system, including detention tank, sludge filter press, multi-stage sewage filter element,
Fuel engine power generation unit, flue gas/air mixer, sewage distillation unit, condensing heat-exchange unit and sludge drying unit, feature exist
In,
The detention tank, including sewage inducting tubes road and clear water discharge line, sewage is through the sewage inducting tubes road
Into the detention tank, the upper layer clear water of the detention tank is transported to the multistage through the clear water discharge line
In sewage water filtration unit, the sludge of the settlement of sewage bottom of pond portion is pushed in the sludge filter press,
The downstream of the detention tank is arranged in the sludge filter press, removes the liquid water in sludge to filters pressing,
The liquid water is transported in the multi-stage sewage filter element through liquid water discharge line, the sludge after filters pressing be pushed to
In the sludge drying unit,
The downstream of the detention tank, including wastewater inlet, purification sewage is arranged in the multi-stage sewage filter element
Outlet and sludge arrange mouth, and the wastewater inlet passes through the clear water discharge line of pipeline and the detention tank, the sludge pressure
The liquid water discharge line of filter is connected to, and the purification sewage generated after filtration, purification is transported to institute through the purification outlet of sewer
It states in condensing heat-exchange unit, the sludge generated after filtration, purification is pushed through sludge row's mouth to the sludge drying unit
In,
The downstream of the multi-stage sewage filter element is arranged in the condensing heat-exchange unit, including being passed through purification sewage
Cold side and the hot side for being passed through either pure steam, the cold side input port pass through the purification sewage of pipeline and the multi-stage sewage filter element
Outlet, the either pure steam of the hot side is condensed into after pure water by the purification sewage of the cold side to be arranged from the outlet of the cold side
Out and it is transported in the sewage distillation unit,
The downstream of the condensing heat-exchange unit is arranged in the sewage distillation unit, including distillation tank body and setting exist
Spray equipment and hot-blast heat exchange device in the distillation tank body are additionally provided with either pure steam discharge at the top of the distillation tank body
Pipeline, the import of the spray equipment pass through the outlet of pipeline and condensing heat-exchange unit cold side, the spray equipment
It is gradually converted into either pure steam by the surface of the smoke heat replacing device is sprayed into low temperature purification sewage therein, it is described
Either pure steam is passed through the condensing heat-exchange unit by the way that the either pure steam discharge line of the distillation top of the tank is arranged in
Hot side and be finally condensed into pure water, the hot-blast heat exchange device includes high-temperature hot-air import and low temperature hot-blast outlet, described
High-temperature hot-air import is connected to the flue gas/air mixer, gradually right into the high-temperature hot-air in the smoke heat replacing device
It is changed into low temperature hot wind after being sprayed to the low temperature purification sewage heating on the hot-blast heat exchange device surface and by the Low Temperature Thermal
Wind is exported and is transported in the sludge drying unit,
The fuel engine power generation unit generates electric power and high-temperature flue gas by burning fuel, and high-temperature flue gas outlet one
Dividing and is connected to the flue gas/air mixer, another part is connected to the sludge drying unit,
Flue gas/the air mixer, including high-temperature flue gas import, air intlet and high-temperature hot-air outlet, the high temperature
Gas inlet is connected to by pipeline with the high-temperature flue gas outlet of the fuel engine power generation unit, the air intlet and ambient atmosphere
Connection, the high-temperature flue gas and air generate the high-temperature hot-air of predetermined temperature, institute after mixing in the flue gas/air mixer
High-temperature hot-air inlet communication of the high-temperature hot-air outlet by pipeline and the hot-blast heat exchange device of the sewage distillation unit is stated,
The sludge drying unit, including sludge inlet and high-temperature gas import, generate after the sludge filter press filters pressing
Sludge, the sludge that generates after the multi-stage sewage filter element filtration, purification pass through the sludge inlet into the sludge
In drying unit, the high-temperature gas import passes through the low temperature hot wind of the hot-blast heat exchange device of pipeline and the sewage distillation unit
Outlet, the high-temperature flue gas outlet connection of the fuel engine power generation unit.
Preferably, the multi-stage sewage filter element includes coarse filtration component and is arranged in the thin of the coarse filtration components downstream
Component is filtered, to remove the suspended solid particles in sewage step by step, and the purification sewage without particulate matter is sent to condensation and is changed
Hot cell.The multi-stage sewage filter element includes physical filtering component or chemical agent filter element, is needed according to specific
Source of sewage and type, which determine, needs filters to be used.
Preferably, the sewage distillation unit includes the cryogenic tank being sequentially arranged along water (flow) direction, medium temperature tank, high-temperature tank,
The cryogenic tank, medium temperature tank are provided with spray equipment and hot-blast heat exchange device in high-temperature tank, and top is provided with either pure steam
Discharge line, wherein the import of the spray equipment in the cryogenic tank is gone out by pipeline and condensing heat-exchange unit cold side
Mouth connection, the outlet of sewer of the low temperature pot bottom are connected to the wastewater inlet of the medium temperature pot bottom, the medium temperature pot bottom
Outlet of sewer be connected to the wastewater inlet of the high temperature pot bottom, the medium temperature tank, high temperature pot bottom wastewater inlet difference
With the inlet communication of spray equipment therein；The high-temperature hot-air import of hot-blast heat exchange device bottom and the cigarette in the high-temperature tank
Gas/air mixer high-temperature hot-air outlet, the high-temperature hot-air in the high-temperature tank at the top of hot-blast heat exchange device export institute
The high-temperature hot-air inlet communication in medium temperature tank at the top of hot-blast heat exchange device is stated, the height of hot-blast heat exchange device bottom in the medium temperature tank
The high-temperature hot-air import of hot-blast heat exchange device bottom in warm hot-blast outlet and the cryogenic tank, hot air heat exchange dress in the cryogenic tank
The high-temperature hot-air outlet in top set portion passes through the high-temperature gas inlet communication of pipeline and the sludge drying unit.Sewage is purified in institute
It states in sewage distillation unit, from cryogenic tank to high-temperature tank, sewage temperature improves step by step.For preheating, medium temperature tank is used for cryogenic tank
Heating, high-temperature tank is for distilling water vapour.In temperature-rise period, cryogenic tank and medium temperature tank also have some vapor generation, three tanks
The steam of body is evacuated to condensing heat-exchange unit through either pure steam discharge line.Through-flow cigarette inside hot-blast heat exchange device in each warming tank
As heat transferring medium, spray equipment is sprayed on each hot-blast heat exchange device gas by sewage is purified, and generates either pure steam.
Further, the hot-blast heat exchange device is coiled, finned, tower or impact type heat-exchanger rig.
Preferably, the hot-blast heat exchange device is tower heat-exchanger rig, and whole is in ring cylinder reverse-flow type tower structure, including outer
The top of chamber and inner cavity, the exocoel is tapered cap, and high-temperature hot-air enters into and up flowing from exocoel, later from the top of inner cavity
Into inner cavity and flowing downward, purification sewage is circumferentially sprayed to the outer surface of the exocoel by the spray equipment with axial direction,
So that the tower body whole body is evenly distributed with moisture film, sewage is purified with rapid evaporation.Tower top is to extend water to increase heat exchange area using cone body
The flowing time that the tower of film shows, enables water sufficiently to evaporate.The heating load of overall spray flow and tower body realizes that dynamic is flat
Weighing apparatus.The advantages of structure is that structure is simple, light-weight, and maintenance is extremely convenient, is suitable for high temperature distillation, the removal letter of tower body dirt
It is single.
Preferably, the spray equipment and hot-blast heat exchange device are two opposed sprays being arranged in the distillation tank body
Disk is provided with multiple spray orifices on each spray disk, and a spray disk is for spraying high-temperature hot-air, and a spray disk is for spraying purification dirt
Water.
Further, each spray disk is sector, and maximum rotation angle can be 180 degree.
Further, the sprinkler pressure for being used to spray water is adjusted to droplet shape, directly carries out impingement heat transfer in space with flue gas.
The structure heat exchange efficiency is high, eliminates heat exchanger, is not required to carry out the operation such as scale removal maintenance, structure is simple.Steam after heat exchange and
Flue gas can be pumped into condenser system simultaneously, since flue gas is not soluble in water, not influence on water quality.
Further, two sprays are faced left right opposed.
Further, opposed above and below two spray disks, the top of another spray disk is arranged in the spray disk for water spray.
Further, the opposed spray disk of multiple groups is set along short transverse in the distillation tank body.It adjusts spacing and guarantees heat exchange
Effect.
In the sewage low temperature distillation processing system of the utility model, condensing heat-exchange unit is using purification sewage as cooling
Liquid makes either pure steam be changed into liquid water, and absorbs its heat and make its own preheating.
Preferably, for the fuel engine power generation unit using natural gas as fuel, generated electric power supplies entire processing system
It uses, generated high-temperature flue gas enters the flue gas/air mixer and normal temperature air hybrid cooling, and is sent into the sewage
Distillation unit is evaporated sewage.
Preferably, the temperature for the high-temperature hot-air that the flue gas/air mixer mixing generates, distills single according to the sewage
In member depending on the series of alembic, general control is at 100~300 DEG C, the final delivery temperature of the sewage distillation unit
At 70 DEG C or lower.Comprehensive utilization of energy rate is up to 93%.
Preferably, the sludge drying unit is arranged using the high-temperature flue gas of part initial temperature and the sewage distillation unit
After low temperature hot wind out is dried sludge therein, process raw material sale as building materials.
Compared with the existing technology, the sewage low temperature distillation processing system of the utility model, total system energy closed loop, almost
Zero-emission, comprehensive utilization of energy rate is high, energy conservation and environmental protection, and comprehensive income is good.Natural gas is consumed, output electricity, pure water, building materials are former
Material.The vapo(u)rization system structure of core link is simple, easy to maintain, and heat exchange unit can easily carry out dismounting and dirt is gone to operate.
Detailed description of the invention
Fig. 1 is the sewage low temperature distillation processing system schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of tower heat-exchanger rig；
Fig. 3 is the structural schematic diagram of the opposed two sprays disk in left and right；
Fig. 4 is the structural schematic diagram of opposed two sprays disk up and down.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, develop simultaneously implementation referring to the drawings
The utility model is further described in example.
As shown in Figure 1, the sewage low temperature distillation processing system of the utility model, including detention tank 1, sludge filter press
2, multi-stage sewage filter element 3, fuel engine power generation unit 7, flue gas/air mixer 6, sewage distillation unit 5, condensing heat-exchange unit
4 and sludge drying unit 8.Wherein, detention tank 1, including sewage inducting tubes road and clear water discharge line, sewage draw through sewage
Enter pipeline and enters detention tank 1, bulky grain solid and portion of the sewage in detention tank 1 after stewing process, in sewage
Divide suspended matter to be precipitated to bottom of pond and form sludge, the upper layer clear water of detention tank 1 is transported to multistage dirt through clear water discharge line
In water filter unit 3, sludge is pushed in sludge filter press 2.The downstream of detention tank 1 is arranged in sludge filter press 2,
To the liquid water in filters pressing removal sludge, liquid water is transported to multi-stage sewage filter element 3 through liquid water discharge line
In, the sludge after filters pressing is pushed into sludge drying unit 8.Detention tank 1 is arranged in multi-stage sewage filter element 3
Downstream, including wastewater inlet, purification outlet of sewer and sludge arrange mouth, and wastewater inlet passes through the clear water of pipeline and detention tank 1
The liquid water discharge line connection of discharge line, sludge filter press 2, the purified sewage of purification sewage generated after filtration, purification go out
Mouth is transported in condensing heat-exchange unit 4, and the sludge generated after filtration, purification is pushed through sludge row's mouth to sludge drying unit 8
In.The downstream of multi-stage sewage filter element 3 is arranged in condensing heat-exchange unit 4, including being passed through the cold side of purification sewage and being passed through pure
The hot side of water vapour, cold side input port are connected to by pipeline with the purification outlet of sewer of multi-stage sewage filter element 3, the purification of cold side
Sewage is discharged from the outlet of cold side after the either pure steam of hot side is condensed into pure water and is transported in sewage distillation unit 5.It is dirty
The downstream of condensing heat-exchange unit 4 is arranged in water distillation unit 5, including distillation tank body and the spray being arranged in distillation tank body
Device 54 and hot-blast heat exchange device 55 distill and are additionally provided with either pure steam discharge line at the top of tank body, spray equipment 54 into
Mouth passes through the outlet of pipeline and 4 cold side of condensing heat-exchange unit, and spray equipment 54 will enter low temperature purification sewage therein and spray
Leaching is gradually converted into either pure steam to the surface of smoke heat replacing device, and either pure steam, which passes through, is arranged in the pure of distillation top of the tank
Water vapour discharge line is passed through the hot side of condensing heat-exchange unit 4 and is finally condensed into pure water, and hot-blast heat exchange device 55 includes height
Warm wind inlet and low temperature hot-blast outlet, high-temperature hot-air import are connected to flue gas/air mixer 6, into smoke heat replacing device
In high-temperature hot-air gradually to be sprayed to 55 surface of hot-blast heat exchange device low temperature purification sewage heat after be changed into low temperature hot wind
And passes through low temperature hot-blast outlet and be transported in sludge drying unit 8.Fuel engine power generation unit 7 generates electricity by burning fuel
Power and high-temperature flue gas, high-temperature flue gas outlet a part are connected to flue gas/air mixer 6, and another part and sludge are dried
Unit 8 is connected to.Flue gas/air mixer 6, including high-temperature flue gas import, air intlet and high-temperature hot-air outlet, high-temperature flue gas into
Mouth is connected to by pipeline with the high-temperature flue gas outlet of fuel engine power generation unit 7, and air intlet is connected to ambient atmosphere, high-temperature flue gas
After being mixed in flue gas/air mixer 6 with air generate predetermined temperature high-temperature hot-air, high-temperature hot-air outlet by pipeline with
The high-temperature hot-air inlet communication of the hot-blast heat exchange device 55 of sewage distillation unit 5.Sludge drying unit 8, including sludge inlet and
High-temperature gas import, the dirt generated after the sludge generated after 2 filters pressing of sludge filter press, 3 filtration, purification of multi-stage sewage filter element
Mud passes through sludge inlet and enters in sludge drying unit 8, and high-temperature gas import passes through the heat of pipeline and sewage distillation unit 5
The high-temperature flue gas outlet connection of the low temperature hot-blast outlet, fuel engine power generation unit 7 of wind heat-exchanger rig 55.In sludge drying unit 8
Dry slag is processed for construction material after flue gas drying.
In the sewage low temperature distillation processing system of the utility model, multi-stage sewage filter element 3 include coarse filtration component and
The fine filtering component of coarse filtration components downstream is set, to remove the suspended solid particles in sewage step by step, and particle will be free of
The purification sewage of object is sent to condensing heat-exchange unit 4.Multi-stage sewage filter element 3 includes that physical filtering component or chemical agent filter
Component, needing to be determined according to specific source of sewage and type needs filters to be used.
As shown in Figure 1, sewage distillation unit 5 includes the cryogenic tank 51 being sequentially arranged along water (flow) direction, medium temperature tank 52, high temperature
Tank 53, cryogenic tank 51, medium temperature tank 52 are provided with spray equipment 54 and hot-blast heat exchange device 55 in high-temperature tank 53, and top is all provided with
It is equipped with either pure steam discharge line, wherein the import of the spray equipment 54 in cryogenic tank 51 passes through pipeline and condensing heat-exchange unit
The outlet of sewer of the outlet of 4 cold sides, 51 bottom of cryogenic tank is connected to the wastewater inlet of 52 bottom of medium temperature tank, medium temperature tank 52
The outlet of sewer of bottom is connected to the wastewater inlet of 53 bottom of high-temperature tank, medium temperature tank 52,53 bottom of high-temperature tank wastewater inlet point
Not with the inlet communication of spray equipment 54 therein；The high-temperature hot-air import of 55 bottom of hot-blast heat exchange device and cigarette in high-temperature tank 53
The high-temperature hot-air outlet of gas/air mixer 6, in high-temperature tank 53 in the high-temperature hot-air outlet at 55 top of hot-blast heat exchange device
The high-temperature hot-air inlet communication at the top of hot-blast heat exchange device 55 in warm tank 52, the height of 55 bottom of hot-blast heat exchange device in medium temperature tank 52
The high-temperature hot-air import of 55 bottom of hot-blast heat exchange device in warm hot-blast outlet and cryogenic tank 51, hot air heat exchange dress in cryogenic tank 51
The high-temperature hot-air outlet for setting 55 tops passes through the high-temperature gas inlet communication of pipeline and sludge drying unit 8.Sewage is purified in dirt
In water distillation unit 5, from cryogenic tank 51 to high-temperature tank 53, sewage temperature improves step by step.Cryogenic tank 51 is for preheating, medium temperature tank 52
For heating, high-temperature tank 53 is for distilling water vapour.In temperature-rise period, cryogenic tank 51 and medium temperature tank 52 also have some vapor production
Raw, the steam of three tank bodies is evacuated to condensing heat-exchange unit 4 through either pure steam discharge line.Hot-blast heat exchange device in each warming tank
As heat transferring medium, spray equipment 54 is sprayed on each hot-blast heat exchange device 55 the 55 through-flow flue gases in inside by sewage is purified, and is generated
Either pure steam.
As shown in Fig. 2, hot-blast heat exchange device 55 can be tower heat-exchanger rig, whole is in ring cylinder reverse-flow type tower structure,
Including exocoel and inner cavity, the top of exocoel is tapered cap, and high-temperature hot-air enters into and up flowing from exocoel, later from the top of inner cavity
Portion enters inner cavity and flows downward, and purification sewage is circumferentially sprayed to the outer surface of exocoel by spray equipment 54 with axial direction, makes tower
The body whole body is evenly distributed with moisture film, purifies sewage with rapid evaporation.Tower top is to extend moisture film to increase heat exchange area using cone body
The flowing time that tower shows, enables water sufficiently to evaporate.The heating load of overall spray flow and tower body realizes dynamic equilibrium.It should
The advantages of structure is that structure is simple, light-weight, and maintenance is extremely convenient, is suitable for high temperature distillation, and the removal of tower body dirt is simple.
As shown in Figure 3,4, spray equipment 54 and hot-blast heat exchange device 55 can be set distillation tank body in two it is opposed
Spray disk, multiple spray orifices are provided on each spray disk, a spray disk is purified for spraying high-temperature hot-air, a spray disk for spraying
Sewage.Each basin disk is sector, and maximum rotation angle can be 180 degree.The sprinkler pressure for being used to spray water is adjusted to droplet shape, with flue gas
Directly impingement heat transfer is carried out in space.The structure heat exchange efficiency is high, eliminates heat exchanger, is not required to carry out the operation such as scale removal maintenance,
Structure is simple.Steam and flue gas after heat exchange can be pumped into condenser system simultaneously, since flue gas is not soluble in water, not have shadow to water quality
It rings.If height allows, the opposed spray disk of multiple groups can be set along short transverse in distillation tank body.Adjustment spacing guarantees heat transfer effect i.e.
It can.
In the sewage low temperature distillation processing system of the utility model, condensing heat-exchange unit 4 is using purification sewage as cooling
Liquid makes either pure steam be changed into liquid water, and absorbs its heat and make its own preheating.Fuel engine power generation unit 7 is made using natural gas
For fuel, generated electric power is used for entire processing system, generated high-temperature flue gas enter flue gas/air mixer 6 with
Normal temperature air hybrid cooling, and be sent into sewage distillation unit 5 and be evaporated sewage.The height that the mixing of flue gas/air mixer 6 generates
The temperature for warming wind, depending on the series of alembic in sewage distillation unit 5, general control is dirty at 100~300 DEG C
The final delivery temperature of water distillation unit 5 is at 70 DEG C or lower.Comprehensive utilization of energy rate is up to 93%.Sludge drying unit 8 makes
After sludge therein is dried with the low temperature hot wind that the high-temperature flue gas of part initial temperature and sewage distillation unit 5 are discharged,
It processes raw material sale as building materials.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent substitution, improvement and etc. done should be included in the utility model
Within the scope of.
Claims (10)
1. a kind of sewage low temperature distillation processing system, including detention tank, sludge filter press, multi-stage sewage filter element, combustion
Machine generating set, flue gas/air mixer, sewage distillation unit, condensing heat-exchange unit and sludge drying unit, feature exist
In,
The detention tank, including sewage inducting tubes road and clear water discharge line, sewage enter through the sewage inducting tubes road
The upper layer clear water of the detention tank, the detention tank is transported to the multi-stage sewage through the clear water discharge line
In filter element, the sludge of the settlement of sewage bottom of pond portion is pushed in the sludge filter press,
The downstream of the detention tank is arranged in the sludge filter press, described to the liquid water in filters pressing removal sludge
Liquid water is transported in the multi-stage sewage filter element through liquid water discharge line, and the sludge after filters pressing is pushed to described
In sludge drying unit,
The downstream of the detention tank, including wastewater inlet, purification outlet of sewer is arranged in the multi-stage sewage filter element
Mouth is arranged with sludge, the wastewater inlet passes through clear water discharge line, the sludge filter press of pipeline and the detention tank
The connection of liquid water discharge line, the purification sewage generated after filtration, purification is transported to described cold through the purification outlet of sewer
In solidifying heat exchange unit, the sludge generated after filtration, purification is pushed through sludge row's mouth into the sludge drying unit,
The downstream of the multi-stage sewage filter element is arranged in the condensing heat-exchange unit, the cold side including being passed through purification sewage
With the hot side for being passed through either pure steam, the cold side input port passes through the purification outlet of sewer of pipeline and the multi-stage sewage filter element
The either pure steam of the hot side is condensed into after pure water from the outlet of cold side discharge simultaneously by the purification sewage of connection, the cold side
It is transported in the sewage distillation unit,
The downstream of the condensing heat-exchange unit, including distillation tank body and setting is arranged in described in the sewage distillation unit
The spray equipment and hot-blast heat exchange device in tank body are distilled, is additionally provided with either pure steam discharge pipe at the top of the distillation tank body
Road, the import of the spray equipment pass through the outlet of pipeline and condensing heat-exchange unit cold side, and the spray equipment will
The surface of the smoke heat replacing device is sprayed into low temperature purification sewage therein and is gradually converted into either pure steam, it is described pure
Water vapour is passed through the condensing heat-exchange unit by the way that the either pure steam discharge line of the distillation top of the tank is arranged in
Hot side is simultaneously finally condensed into pure water, and the hot-blast heat exchange device includes high-temperature hot-air import and low temperature hot-blast outlet, the height
Warm wind inlet is connected to the flue gas/air mixer, into the high-temperature hot-air in the smoke heat replacing device gradually to spray
It is changed into low temperature hot wind after drenching to the low temperature purification sewage heating on the hot-blast heat exchange device surface and by the low temperature hot wind
It exports and is transported in the sludge drying unit,
The fuel engine power generation unit generates electric power and high-temperature flue gas by burning fuel, high-temperature flue gas outlet a part with
The flue gas/air mixer connection, another part are connected to the sludge drying unit,
Flue gas/the air mixer, including high-temperature flue gas import, air intlet and high-temperature hot-air outlet, the high-temperature flue gas
Import is connected to by pipeline with the high-temperature flue gas outlet of the fuel engine power generation unit, and the air intlet and ambient atmosphere connect
Logical, the high-temperature hot-air of generation predetermined temperature, described after the high-temperature flue gas and air mixs in the flue gas/air mixer
High-temperature hot-air outlet passes through the high-temperature hot-air inlet communication of the hot-blast heat exchange device of pipeline and the sewage distillation unit,
The sludge drying unit, including sludge inlet and high-temperature gas import, the dirt generated after the sludge filter press filters pressing
The sludge generated after mud, the multi-stage sewage filter element filtration, purification passes through the sludge inlet dries into the sludge
In unit, the high-temperature gas import is gone out by the low temperature hot wind of pipeline and the hot-blast heat exchange device of the sewage distillation unit
The high-temperature flue gas outlet connection of mouth, the fuel engine power generation unit.
2. sewage low temperature distillation processing system according to claim 1, which is characterized in that the multi-stage sewage filter element
Including coarse filtration component and the fine filtering component of the coarse filtration components downstream is set.
3. sewage low temperature distillation processing system according to claim 1, which is characterized in that the sewage distillation unit includes
The cryogenic tank that is sequentially arranged along water (flow) direction, medium temperature tank, high-temperature tank, the cryogenic tank, medium temperature tank are provided with spray in high-temperature tank
Shower device and hot-blast heat exchange device, top are provided with either pure steam discharge line, wherein the spray equipment in the cryogenic tank
Import by the outlet of pipeline and condensing heat-exchange unit cold side, the outlet of sewer of the low temperature pot bottom with it is described
The wastewater inlet of medium temperature pot bottom is connected to, and the wastewater inlet of the outlet of sewer of the medium temperature pot bottom and the high temperature pot bottom connects
It is logical, the wastewater inlet inlet communication with spray equipment therein respectively of the medium temperature tank, high temperature pot bottom；In the high-temperature tank
The high-temperature hot-air outlet of the high-temperature hot-air import of hot-blast heat exchange device bottom and the flue gas/air mixer, the height
High-temperature hot-air in warm tank at the top of hot-blast heat exchange device export the high-temperature hot-air in the medium temperature tank at the top of hot-blast heat exchange device into
Mouth is connected to, the high-temperature hot-air outlet of hot-blast heat exchange device bottom and hot-blast heat exchange device bottom in the cryogenic tank in the medium temperature tank
The high-temperature hot-air import in portion, the high-temperature hot-air outlet in the cryogenic tank at the top of hot-blast heat exchange device pass through pipeline and the sludge
The high-temperature gas inlet communication of drying unit.
4. sewage low temperature distillation processing system according to claim 1, which is characterized in that the hot-blast heat exchange device is disk
Tubular type, finned, tower or impact type heat-exchanger rig.
5. sewage low temperature distillation processing system according to claim 1, which is characterized in that the hot-blast heat exchange device is tower
Formula heat-exchanger rig, whole is in ring cylinder reverse-flow type tower structure, including exocoel and inner cavity, and the top of the exocoel is tapered cap, high
It warms wind and enters into and up flowing from exocoel, enter inner cavity from the top of inner cavity later and flow downward, the spray equipment edge
Purification sewage is sprayed to the outer surface of the exocoel by circumferential and axial, so that the tower body whole body is evenly distributed with moisture film, is purified with rapid evaporation
Sewage.
6. sewage low temperature distillation processing system according to claim 1, which is characterized in that the spray equipment and hot wind change
Hot charging is set to two opposed spray disks being arranged in the distillation tank body, and multiple spray orifices, a spray are provided on each spray disk
Disk is for spraying high-temperature hot-air, and a spray disk is for spraying purification sewage.
7. sewage low temperature distillation processing system according to claim 6, which is characterized in that each spray disk is sector, maximum
Rotation angle can be 180 degree.
8. sewage low temperature distillation processing system according to claim 6, which is characterized in that the sprinkler pressure that will be used to spray water
It is adjusted to droplet shape, directly carries out impingement heat transfer in space with flue gas.
9. sewage low temperature distillation processing system according to claim 6, which is characterized in that two sprays are faced left right opposed.
10. sewage low temperature distillation processing system according to claim 6, which is characterized in that it is opposed above and below two spray disks, it uses
In the spray disk of water spray, the top of another spray disk is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821184735.4U CN208980510U (en) | 2018-07-25 | 2018-07-25 | A kind of sewage low temperature distillation processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821184735.4U CN208980510U (en) | 2018-07-25 | 2018-07-25 | A kind of sewage low temperature distillation processing system |
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| Publication Number | Publication Date |
|---|---|
| CN208980510U true CN208980510U (en) | 2019-06-14 |
Family
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| CN201821184735.4U Expired - Fee Related CN208980510U (en) | 2018-07-25 | 2018-07-25 | A kind of sewage low temperature distillation processing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108928983A (en) * | 2018-07-25 | 2018-12-04 | 山东鑫蓝新能源科技有限公司 | A kind of sewage low temperature distillation processing system |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108928983A (en) * | 2018-07-25 | 2018-12-04 | 山东鑫蓝新能源科技有限公司 | A kind of sewage low temperature distillation processing system |
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Granted publication date: 20190614 Termination date: 20210725 |