CN209242902U - A kind of new type solar energy heat pump joint sludge drying system - Google Patents
A kind of new type solar energy heat pump joint sludge drying system Download PDFInfo
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- CN209242902U CN209242902U CN201821965545.6U CN201821965545U CN209242902U CN 209242902 U CN209242902 U CN 209242902U CN 201821965545 U CN201821965545 U CN 201821965545U CN 209242902 U CN209242902 U CN 209242902U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a kind of new type solar energy heat pumps to combine sludge drying system, including solar-heating subsystem, drying device subsystem, photovoltaic power supply subsystem, solar water heat pump subsystem and dehumidifying heat pump subsystem, solar-heating subsystem is respectively that drying device subsystem and solar water heat pump subsystem provide the damp-heat air of high temperature;Wet mud is dried in drying device subsystem, and the damp-heat air of exclusion is input to dehumidifying heat pump subsystem, and the dehumidifying heat pump subsystem is input to solar-heating subsystem after humid air is dried, recycles waste heat;Solar water heat pump subsystem receives the damp-heat air of solar-heating subsystem input, and is input in drying device subsystem after damp-heat air is converted to high temperature heated dry air;Photovoltaic power supply subsystem is respectively solar water heat pump subsystem and dehumidifying heat pump subsystem energy supply, can be improved the energy utilization rate of system, reduces sludge drying cost.
Description
Technical field
The utility model belongs to sludge drying processing technology field more particularly to a kind of new type solar energy heat pump joint sludge
Anhydration system.
Background technique
Sludge drying (also referred to as drying) be realize sewage sludge harmlessness, minimizing, recycling treatment key link, for reality
The stabilisation of existing sludge, minimizing, reduce the volume of storage and transport, play to the resource utilization of sludge more and more important
Effect.Using the solar energy desiccation technology of cheap renewable energy have the characteristics that cleaning, environmental protection, it is free of contamination.But solar energy sheet
Body is intermittent energy source, and energy-flux density is low, discontinuous, unstable;These characteristics of solar energy make it difficult to meet sludge etc.
The dynamic (dynamical) energy requirement of dry materials, thus directly influence the popularization and application of solar drying technology.Heat pump drying technology
It is a kind of energy-efficient dry technology, the sensible heat and vapor latent heat of dry waste gas, thus existing sludge drying can be recycled
Technology combines heliotechnics with heat pump drying technology, forms combined solar energy heat pump sludge drying technique, can
The shortcomings that overcoming single solar source, and can reduce the energy consumption of sludge drying.
The process of sludge drying is completed generally by high-temperature heating or natural desiccation.As notification number is
The patent of CNI01148309, which disclose a kind of belt-type sludge drier, the shortcomings that patent, is: in dry sludge
During, a large amount of Hot wet air heating can be discharged, therefore natural wind and hot-air need to be supplemented always, make to maintain work in carriage body
Temperature.And by hot air to amount of heat when can make to maintain the temperature of operating temperature in carriage body, is needed, i.e., it need to consume a large amount of
The energy.Cause energy utilization rate low, it is at high cost.For another example notification number is the patent of CN202744432U, and which disclose one
Kind solar heat pump drying sludge room, for the patent the disadvantage is that taking up a large area, the inefficiency of dry sludge is lower in temperature
The rainy days and night of winter and not sunlight can not work, and be influenced by weather.
Utility model content
In order to solve deficiency in the prior art, the utility model proposes a kind of new type solar energy heat pump joint sludge is dry
Change system can be improved the energy utilization rate of system, reduce sludge drying cost, guarantee in night or solar energy deficiency situation
Energy needed for sludge drying, and the carbon intensity of mud drying process can be reduced.
Technical solution used by the utility model is as follows:
A kind of new type solar energy heat pump joint sludge drying system, including heat pump heat supply subsystem, solar-heating subsystem
System, drying device subsystem and photovoltaic power supply subsystem;The heat pump heat supply subsystem includes solar water heat pump subsystem
With dehumidifying heat pump subsystem,
The radiation energy of the solar-heating subsystem sunlight is converted into thermal energy, respectively drying device subsystem and too
Positive energy hot water heat pump subsystem provides the damp-heat air of high temperature;
Wet mud is dried in the drying device subsystem, and the damp-heat air of exclusion is input to dehumidifying heat pump
Subsystem, the dehumidifying heat pump subsystem are input to solar-heating subsystem after humid air is dried, and recycle remaining
Heat;
The solar water heat pump subsystem receives the damp-heat air of solar-heating subsystem input, and by damp and hot sky
Gas shift be high temperature heated dry air after be input in drying device subsystem;
The photovoltaic power supply subsystem converts the solar into electric energy, respectively solar water heat pump subsystem and dehumidifying
Heat pump subsystem energy supply.
Further, the solar-heating subsystem includes solar thermal collector, and the solar thermal collector includes air
Heat-collecting box and heat storage water tank pass through air pump a heat is empty after cold air enters the heating of air heat-collecting case by inlet of cold air pipeline
Gas enters drying device subsystem by hot air outlet pipeline;Meanwhile after the water in heat storage water tank is heated, pass through air pump b
The damp-heat air of generation is inputted into solar water heat pump subsystem by hot air outlet pipeline.
Further, the solar water heat pump subsystem include sequentially connected evaporator, it is the second compressor, second cold
Condenser and second throttle form the circulation loop of condensing agent;It is formed between the evaporator and the second condenser by pipeline
Humid air drying duct obtains high temperature heated dry air after dry to damp-heat air, and empty with the heat in solar-heating subsystem
Gas converges, and is passed through drying device subsystem together;
Further, the drying device subsystem includes drum dried room, and the input terminal of the drum dried room connects heat
Air outlet duct, input terminal are additionally provided with sludge import, and the output end of the drum dried room is connected by humid air inlet pipeline
Dehumidifying heat pump subsystem is connect, output end is additionally provided with sludge outlet, and the drum dried chamber interior is equipped with screw-feeder;The circle
The cylinder outer wall of cylinder hothouse selects light-concentrating material, vacuumizes between the cylinder cavity and cylinder outer wall of the drum dried room.
Further, the dehumidifying heat pump subsystem includes sequentially connected dehumidify evaporimeter, the first compressor, the first condensation
Device and first throttle valve form the circulation loop of condensing agent;Pass through pipeline shape between the dehumidify evaporimeter and the first condenser
At humid air drying duct, high temperature heated dry air is obtained after dry to damp-heat air, and high temperature heated dry air is input to the sun
Energy heat collector, recycles waste heat.
Further, the photovoltaic power supply subsystem is generated electricity by photovoltaic panel and supplies a first compressor and a second compressor.
Further, the photovoltaic panel is mounted below micro-pipe heat collector, evaporator is connected by thermal conductive pipe, by photovoltaic electric
The waste heat that pond generates imports heat pump system and is utilized, and has not only achieved the purpose that cool down to photovoltaic panel but also can improve heat pump efficiency.
Further, the photovoltaic panel selects efficient single crystal silicon battery plate.
The utility model has the beneficial effects that
The utility model is formd by effectively combining solar-heating technology, photovoltaic power generation technology and heat pump techniques
The energy-efficient sludge solar heat pump anhydration system of stability and high efficiency.The utility model can make full use of the heat of solar energy, and return
The latent heat of hygroscopic water vapor in air, while night or solar energy are guaranteed not by the heat storage water tank of solar-heating subsystem
Energy needed for sludge drying in sufficient situation, wherein the compression pump of heat pump is energized by photovoltaic power generation, and photovoltaic power generation generates useless
Heat is efficiently used by micro-pipe heat collection technology, not only to photovoltaic generating system effective temperature-reducing and further increases heat pump efficiency.
Optically focused cylinder spiral formula is used by the use of solar heat-preservation and heat pump techniques and hothouse, utilizes the sun to greatest extent
The advantage of energy, and solar power generation is utilized by photovoltaic power generation, the energy is further saved, therefore the system is realizing sludge drying
Primary energy consumption is greatly lowered in the process, while considerably reducing the carbon intensity of mud drying process.
Detailed description of the invention
The system connection figure of Fig. 1 the utility model;
In figure, the 1, first compressor;2, the first condenser;3, first throttle valve;4, dehumidify evaporimeter;5, humid air import
Pipeline;6, heated dry air outlet conduit a;7, solar thermal collector;8, heat storage water tank;9, air heat-collecting case;11, damp-heat air pipe
Road;12, hot air outlet pipeline;13, air pump a;14, air pump b;15, inlet of cold air pipeline;16, the second compressor;17,
Two condensers;18, second throttle;19, evaporator;20, heated dry air outlet conduit b;21, drum dried room;22, cylinder is empty
Chamber;23, screw-feeder;24, hot-air duct;25, humid air pipeline;26, sludge import;27, sludge outlet;28, cylinder
Outer wall;29, photovoltaic power supply subsystem;30, to the first compressor power supply 31, to the power supply of the second compressor.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used for explaining this
Utility model is not used to limit the utility model.
As shown in Figure 1, a kind of new type solar energy heat pump combines sludge drying system, including heat pump heat supply subsystem, the sun
It can be for thermal sub-system, drying device subsystem and photovoltaic power supply subsystem;Heat pump heat supply subsystem includes solar water heat pump
Subsystem and dehumidifying heat pump subsystem,
Solar-heating subsystem includes solar thermal collector 7, and solar thermal collector 7 includes air heat-collecting case 9 and heat accumulation
The radiation energy of sunlight is converted thermal energy by water tank 8, if about 25 DEG C of surrounding air, cold air by inlet of cold air pipeline 15 into
Enter air heat-collecting case 9 and be heated to 100 DEG C or more, hot-air is entered by hot air outlet pipeline by air pump a13 by circle
Cylinder hothouse 21;Meanwhile the water in heat storage water tank 8 is heated to close to 100 DEG C, by air pump b14 by the damp-heat air of generation
Solar water heat pump subsystem is inputted by hot air outlet pipeline 11.
Solar water heat pump subsystem includes sequentially connected evaporator 19, the second compressor 16, the second condenser 17
With second throttle 18, the circulation loop of condensing agent is formed;It is formed between evaporator 19 and the second condenser 17 by pipeline wet
It is air-dried pipeline, after evaporator 19 receives damp-heat air, evaporator 19 is and wet by most of water condensation in damp-heat air
Partial heat in hot-air passes to condensing agent, and condensing agent is released greatly after passing through the second compressor 16 into the second condenser 17
The damp-heat air for passing through evaporator 19 before is heated to be high temperature heated dry air, and passes through heated dry air outlet conduit by the heat of amount
B20 converges with the hot air outlet pipeline 12 (hot-air duct 24) in solar-heating subsystem, is passed through drying device together
The drum dried room 21 of subsystem.
Drying device subsystem includes drum dried room 21, and drum dried room 21 is the place of drying sludge, drum dried
The input terminal of room 21 connects hot air outlet pipeline 12, and input terminal is additionally provided with sludge import 26, and wet mud passes through sludge import 26
It is sent into cylinder cavity 22, and after drying, is coiled into glassware 23 and is sent out from sludge outlet 27 by given pace;Cylinder is dry
The output end of dry room 21 connects dehumidify evaporimeter 4 by humid air inlet pipeline 5 (humid air pipeline 25), gives sludge heat drying
And dehumidify evaporimeter 4 is input to after taking the moisture in wet mud out of, the cylinder outer wall 28 of drum dried room 21 selects optically focused
Material with good translucency and has stronger antiradiation ability, and between cylinder outer wall 28 and cylinder cavity 22
It is vacuum state, there is very strong insulation effect.
The heat pump subsystem that dehumidifies includes sequentially connected dehumidify evaporimeter 4, the first compressor 1, the first condenser 2 and first
Throttle valve 3 forms the circulation loop of condensing agent;Humid air is formed by pipeline between dehumidify evaporimeter 4 and the first condenser 2 to do
The damp-heat air come out in drum dried room 21 is entered the wet sky of dehumidify evaporimeter 4 by dry pipeline by humid air inlet pipeline 5
Gas is dried, and when humid air passes through dehumidify evaporimeter 4, the hydrogenesis of humid air simultaneously transfers heat to condensing agent, condensation
Agent enters the first condenser 2 by the first compressor 1, and the humid air Jing Guo dehumidify evaporimeter 4 is heated as heated dry air, does
Hot-air enters the air collector in solar energy heating subsystem by heated dry air outlet conduit a6, recycles waste heat.
Photovoltaic power supply subsystem 29 includes photovoltaic panel and micro-pipe heat collector, wherein the photovoltaic panel selects efficient monocrystalline silicon
Solar panel, micro-pipe heat collector be mounted on photovoltaic panel in the following, and thermal conductive pipe is installed, the evaporator being connected in heat pump subsystem
19, the waste heat that photovoltaic cell generates is imported into heat pump system and is utilized, has not only achieved the purpose that cool down but also can improve to photovoltaic panel
Heat pump efficiency.
Above embodiments are merely to illustrate the design philosophy and feature of the utility model, in the art its object is to make
Technical staff can understand the content of the utility model and implement accordingly, and the protection scope of the utility model is not limited to above-mentioned implementation
Example.So it is all according to equivalent variations or modification made by the revealed principle of the utility model, mentality of designing, it is practical at this
Within novel protection scope.
Claims (10)
1. a kind of new type solar energy heat pump combines sludge drying system, which is characterized in that including heat pump heat supply subsystem, solar energy
For thermal sub-system, drying device subsystem and photovoltaic power supply subsystem;The heat pump heat supply subsystem includes solar-powered water heating and heat
Pump subsystem and dehumidifying heat pump subsystem;
The radiation energy of the solar-heating subsystem sunlight is converted into thermal energy, respectively drying device subsystem and solar energy
The damp-heat air of hot water heat pump subsystem offer high temperature;
Wet mud is dried in the drying device subsystem, and the damp-heat air of exclusion is input to dehumidifying heat pump subsystem
System, the dehumidifying heat pump subsystem are input to solar-heating subsystem after humid air is dried, recycle waste heat;
The solar water heat pump subsystem receives the damp-heat air of solar-heating subsystem input, and damp-heat air is turned
It is input in drying device subsystem after being changed to high temperature heated dry air;
The photovoltaic power supply subsystem converts the solar into electric energy, respectively solar water heat pump subsystem and dehumidifying heat pump
Subsystem energy supply.
2. a kind of new type solar energy heat pump according to claim 1 combines sludge drying system, which is characterized in that it is described too
Sun can include solar thermal collector (7) for thermal sub-system, and the solar thermal collector (7) includes air heat-collecting case (9) and heat accumulation
Water tank (8), after cold air enters air heat-collecting case (9) heating by inlet of cold air pipeline (15), by air pump a (13) heat
Air enters drying device subsystem by hot air outlet pipeline (12);Meanwhile after the water in heat storage water tank (8) is heated,
The damp-heat air of generation is inputted into solar water heat pump subsystem by humid air outlet conduit (11) by air pump b (14).
3. a kind of new type solar energy heat pump according to claim 2 combines sludge drying system, which is characterized in that it is described too
It is positive can hot water heat pump subsystem include sequentially connected evaporator (19), the second compressor (16), the second condenser (17) and the
Two throttle valves (18), form the circulation loop of condensing agent;It is connected to and is formed between the evaporator (19) and the second condenser (17)
Humid air drying duct will obtain high temperature heated dry air after damp-heat air drying, and empty with the heat in solar-heating subsystem
Gas is passed through drying device subsystem together.
4. a kind of new type solar energy heat pump according to claim 3 combines sludge drying system, which is characterized in that described dry
Dry device subsystem includes drum dried room (21), and the input terminal of the drum dried room (21) connects hot air outlet pipeline
(12), input terminal is additionally provided with sludge import (26), and the output end of the drum dried room (21) passes through humid air inlet pipeline (5)
Connection dehumidifying heat pump subsystem, output end is additionally provided with sludge outlet (27), be equipped with inside the drum dried room (21) spiral into
Glassware (23).
5. a kind of new type solar energy heat pump according to claim 4 combines sludge drying system, which is characterized in that the circle
The cylinder outer wall (28) of cylinder hothouse (21) selects light-concentrating material.
6. a kind of new type solar energy heat pump according to claim 4 combines sludge drying system, which is characterized in that the circle
It is vacuumized between the cylinder cavity (22) and cylinder outer wall (28) of cylinder hothouse (21).
7. a kind of new type solar energy heat pump according to claim 4 combines sludge drying system, which is characterized in that described to remove
Wet heat pump subsystem includes sequentially connected dehumidify evaporimeter (4), the first compressor (1), the first condenser (2) and first throttle
Valve (3), forms the circulation loop of condensing agent;It is connected to form humid air between the dehumidify evaporimeter (4) and the first condenser (2)
Drying duct obtains high temperature heated dry air after dry to damp-heat air, and high temperature heated dry air is input to solar thermal collector
(7), waste heat is recycled.
8. a kind of according to claim 1, new type solar energy heat pump joint sludge drying system described in 3 or 7, which is characterized in that
The photovoltaic power supply subsystem is generated electricity by photovoltaic panel and supplies the first compressor (1) and the second compressor (16).
9. a kind of new type solar energy heat pump according to claim 8 combines sludge drying system, which is characterized in that the light
Volt plate is mounted below micro-pipe heat collector, connects evaporator (19) by thermal conductive pipe.
10. a kind of new type solar energy heat pump according to claim 1 combines sludge drying system, which is characterized in that described
Photovoltaic panel selects efficient single crystal silicon battery plate.
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CN109368977A (en) * | 2018-11-27 | 2019-02-22 | 江苏大学 | A kind of new type solar energy heat pump joint sludge drying system |
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CN109368977A (en) * | 2018-11-27 | 2019-02-22 | 江苏大学 | A kind of new type solar energy heat pump joint sludge drying system |
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Granted publication date: 20190813 Termination date: 20201127 |