CN105627702B - A kind of Analysis of Heat Pump Drying System using industrial circulating water as thermal source - Google Patents
A kind of Analysis of Heat Pump Drying System using industrial circulating water as thermal source Download PDFInfo
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- CN105627702B CN105627702B CN201610123822.8A CN201610123822A CN105627702B CN 105627702 B CN105627702 B CN 105627702B CN 201610123822 A CN201610123822 A CN 201610123822A CN 105627702 B CN105627702 B CN 105627702B
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/06—Heat pumps characterised by the source of low potential heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
- F26B21/002—Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The present invention relates to a kind of Analysis of Heat Pump Drying System using industrial circulating water as thermal source, including drying box, condenser, compressor, evaporator, flow controller and blower fan, drying box is provided with air inlet and air outlet, also include primary clarifier, recuperation of heat pond and sedimentation basin, the first heat-conducting part is provided with recuperation of heat pond, the second heat-conducting part is provided with evaporator, condenser corresponds to air inlet and is provided with the 3rd heat-conducting part, the entrance point of compressor connects with the port of export of the first heat-conducting part, the port of export of compressor connects with the entrance point of the 3rd heat-conducting part, the entrance point of flow controller connects with the port of export of the 3rd heat-conducting part, the port of export of flow controller connects with the entrance point of the second heat-conducting part, the port of export of second heat-conducting part connects with the entrance point of the first heat-conducting part, the entrance point of evaporator connects with air outlet, the port of export of evaporator connects with air inlet.The present invention can save energy resource consumption, improve energy utilization rate, reduce environmental pollution.
Description
Technical field
The present invention relates to a kind of Analysis of Heat Pump Drying System using industrial circulating water as thermal source.
Background technology
In China, the energy used in drying operation accounts for industrial consumption energy up to 14-35% or so, such as 5 DEG C of a large amount of low-grade heat sources with
On industrial wastewater etc. be wasted, it is impossible to rationally utilized.Industrial waste heat belongs to regenerative resource, and it is rationally made
With can reduce the consumption of electric energy while energy utilization rate is improved, bring good social benefit and environmental benefit.
Industrial wastewater is a kind of used heat energy.The production technology of stone material mainly has two processes of cutting and polishing.In order to carry
High cutting-tool's used life, production efficiency and product quality etc., it is necessary to using water cooling cutter and exclude to grind in process
Bits, form the sewage for absorbing amount of heat.And the processing water consumption of stone material is big, cut and needs consumption substantial amounts of electric when polishing
Can, wherein most energy is absorbed by waste water, finally dissipated in the environment.At present, the processing equipment of enterprise wastewater is simple, generally
Processing method be the sewage flowed out by several simple sedimentation basins processing from workshop, or even without any processing directly discharge
Into environment, not only waste the water resource of preciousness and ecological environment is caused greatly to destroy, while waste waste water and exist
The big energy absorbed in cutting, bruting process.Traditional stone material is dried mainly to be dried in a manner of electrically heated, thermal source
The consumption of electric energy all is from, and dried hot blast is directly discharged into air, this processing mode is not only because waste gas takes away waste heat
Energy waste is caused, also result in serious environmental pollution.
Waste Heat Recovery technology is comparative maturity and advanced energy-conserving and environment-protective technology, can reclaim used heat to greatest extent, is saved
Power consumption.China actively carrying out it is energy-saving, in terms of drying develop energy conservation be an important research side
To with very high economy, social value.
Such as in the U of Authorization Notice No. CN 202485379, the Chinese utility model of entitled " high-temperature heat pump drying system "
A kind of high-temperature heat pump drying system is disclosed, is mainly included：Drying chamber, condenser, compressor, gas-liquid separator, evaporator, pipe
Road, throttling arrangement, goods stoving rack, dry blower fan, evaporator fan, heat pump drying unit, wet-emitting blower, circulating fan；Its
In each part installed in order with following working method：Refrigerant working medium in pipeline is low low temperature in the presence of compressor
Body of calming the anger is compressed into high temperature and high pressure gas, and high temperature and high pressure gas liquefy in condenser, and at the same time, drying blower fan blows hot-air
Into drying chamber, refrigerant working medium is again after throttling arrangement liquefies, and into evaporator, absorbing heat makes refriger-ant section gas
Change evaporation, evaporator end installation evaporator fan, refrigerant finally enters compressor after the separation of gas-liquid separator again；Dry
There is goods stoving rack in dry chamber, wet-emitting blower for discharging indoor moisture is also equipped with drying chamber and for by room air
The circulating fan of convenient drying blower fan heating indoor air after circulation.
Above-mentioned heat pump drying system can't abundant this partial heat of high efficiente callback low taste thermal source, in using energy source side
Also there is waste in face.
In consideration of it, inventor furthers investigate to above mentioned problem, there is this case generation then.
The content of the invention
It is an object of the invention to provide a kind of Analysis of Heat Pump Drying System using industrial circulating water as thermal source, the drying system can
To save energy resource consumption, raising energy utilization rate, reduce environmental pollution, there is very high energy-saving benefit, environmental benefit, economic effect
Benefit.
In order to achieve the above object, technical scheme as present invention use：
A kind of Analysis of Heat Pump Drying System using industrial circulating water as thermal source, including drying box, condenser, compressor, evaporator,
Flow controller and blower fan, supporting plate of leaking out is provided with drying box, drying box is provided with air inlet and air outlet, and blower fan corresponds to air intake
Mouth is set, in addition to primary clarifier, recuperation of heat pond and sedimentation basin, primary clarifier pass through the first overflow pipe and recuperation of heat pond
Connection, the first heat-conducting part is provided with recuperation of heat pond, the second heat-conducting part is provided with evaporator, condenser corresponds to air inlet and is provided with
3rd heat-conducting part, the entrance point of compressor connect with the port of export of the first heat-conducting part, the port of export of compressor and the 3rd heat-conducting part
Entrance point connection, the entrance point of flow controller connects with the port of export of the 3rd heat-conducting part, the port of export of flow controller and the second heat conduction
The entrance point connection in portion, the port of export of the second heat-conducting part connect with the entrance point of the first heat-conducting part, and the entrance point of evaporator is with going out
Air port connects, and the port of export of evaporator connects with air inlet.
Lead to as a kind of preferred embodiment of the present invention, in addition to cutting polishing system and clear water reserviors, the water inlet end of clear water reserviors
The water side that the second overflow pipe is crossed with the sedimentation basin connects, and the water side of clear water reserviors and the water inlet end of cutting polishing system connect
Logical, the water side for cutting polishing system connects with the water inlet end of the primary clarifier.
As a kind of preferred embodiment of the present invention, first partition, the upper end of first partition are provided with the primary clarifier
The liquid level of the primary clarifier is stretched out, the lower end of first partition extends downwardly and the shape between the bottom of the primary clarifier
Into the first water conservancy diversion gap, the primary clarifier is separated into the first cavity volume and the second cavity volume, the first cavity volume and by first partition
Two cavity volumes are connected by the first water conservancy diversion gap, and the water inlet end of the primary clarifier is horizontally disposed.
As a kind of preferred embodiment of the present invention, second partition is provided with the recuperation of heat pond, the upper end of second partition is stretched
Go out the liquid level in the recuperation of heat pond, the lower end of second partition extends downwardly and forms second between the bottom in the recuperation of heat pond
The recuperation of heat pond is separated into first chamber and second chamber by water conservancy diversion gap, second partition, and first chamber and second chamber are led to
Cross the connection of the second water conservancy diversion gap.
As a kind of preferred embodiment of the present invention, the supporting plate of leaking out is arranged on the bottom of the inner chamber of the drying box,
Sieve plate is provided with the top of the inner chamber of the drying box.
As a kind of preferred embodiment of the present invention, add between the entrance point of the evaporator and the air outlet provided with hot blast
Press pump, the entrance point of hot blast force (forcing) pump connect with the air outlet, the import of the port of export of hot blast force (forcing) pump and the evaporator
End connection.
As a kind of preferred embodiment of the present invention, the air inlet includes multiple air inlet units, each air inlet unit
Including air air inlet and enclose the multiple hot gas air inlets being located at around air air inlet.
As a kind of preferred embodiment of the present invention, the evaporator is provided with condensate water discharging hole.
As a kind of preferred embodiment of the present invention, first heat-conducting part, second heat-conducting part and the described 3rd lead
Hot portion is snakelike heat exchange tube.
After technical scheme, the waste water containing used heat is sent into primary clarifier and carries out preliminary sedimentation, given up
Supernatant in water enters in recuperation of heat pond, carries out heat exchange with the working medium in first heat-conducting part in recuperation of heat pond, working medium is being inhaled
Enter compressor compresses after heat, form HTHP working medium, the condenser that HTHP working medium enters drying box carries out heat release, will
The mixing air that heat transfer fan is sent into, main drying heat energy is provided for drying box, Temperature of Working reduces, then working medium
Into flow controller, working medium expansion decompression sequentially enters evaporator and recuperation of heat pond absorbs heat, and the elevated refrigeration working medium of temperature returns
It is compressed to compressor, completes cyclic process.In the present invention, the damp-heat air come out from drying box enters evaporator with steaming
Send out the second heat-conducting part in device and carry out heat exchange, so present invention reclaims the heat in waste water by the first heat-conducting part, by the
Used heat in two heat-conducting parts recovery waste gas, can fully extract tow taste heat, reach the purpose for improving energy utilization rate, simultaneously
Filtration treatment can be carried out to waste water using technical scheme, can reduce environmental pollution, only need to consume a small amount of electricity
Heat in waste water can be transferred in drying box, carry out the drying process of stone material, produce economic benefit.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of air inlet in the present invention；
In figure：
1- evaporator 2- flow controllers
3- condensate water dischargings hole 4- hot blast force (forcing) pumps
5- drying box 6- sieve plates
7- material transport trolley 8- condensers
9- air inlet 10- blower fans
11- leaks out supporting plate 12- compressors
13- primary clarifiers the first cavity volumes of 131-
132- the second cavity volume the first water conservancy diversion of 133- gap
14- recuperations of heat pond 141- first chambers
142- second chambers the second water conservancy diversion of 143- gap
15- sedimentation basin 16- clear water reserviors
17- pressure pumps 18- cuts polishing system
19- first partitions the first overflow pipes of 20-
21- second partitions the second overflow pipes of 22-
23- water pumps the first heat-conducting parts of 81-
The heat-conducting parts of the second heat-conducting parts of 82- 83- the 3rd
91- air intlet 92- hot air intakes
Embodiment
For the objects, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with drawings and Examples, to this
Invention is further elaborated.Specific embodiment described herein is only used for explaining the present invention, is not used to limit this hair
It is bright.It should be noted that arrow " → " refers to the flow direction of medium in pipeline, the appearance of the arrow in Figure of description
Do not limit protection scope of the present invention.
Referring to Figures 1 and 2, a kind of Analysis of Heat Pump Drying System using industrial circulating water as thermal source, including drying box 5, condenser
8th, compressor 12, evaporator 1, flow controller 2 and blower fan 10, flow controller 2 select choke valve, and branch of leaking out is provided with drying box 5
Fagging 11, drying box 5 are provided with air inlet 9 and air outlet, and the corresponding air inlet 9 of blower fan 10 is set, in addition to primary clarifier 13, heat
Recovery pond 14 and sedimentation basin 15, primary clarifier 13 is connected by the first overflow pipe 20 with recuperation of heat pond 14, in recuperation of heat pond
The first heat-conducting part 81 is provided with 14, the second heat-conducting part 82 is provided with evaporator 1, the corresponding air inlet of condenser 8 is led provided with the 3rd
Hot portion 83, the entrance point of compressor 12 connect with the port of export of the first heat-conducting part 81, the port of export of compressor 12 and the 3rd heat conduction
The entrance point connection in portion 83, the entrance point of flow controller 2 connects with the port of export of the 3rd heat-conducting part 83, the port of export of flow controller 2 and
The entrance point connection of second heat-conducting part 82, the port of export of the second heat-conducting part 82 are connected with the entrance point of the first heat-conducting part 81, evaporated
The entrance point of device 1 connects with air outlet, and the port of export of evaporator 1 connects with air inlet 9.In embodiment, industrial circulating water is
Waste water caused by processing of stone processing procedure, the specific heat of water is big, good heat-transfer, and it is less to transmit certain heat institute water requirement, and
It is stable in the absence of evaporimeter frosting problem, water temperature stability, unit operation.The industrial water temperature rise of stone material is generally 5-8 DEG C and heat
Measure huge.After waste water is collected by the feed ditch of on-site, into primary clarifier precipitation 13, most suspended substances are sink to bottom of pond,
Supernatant is exchanged heat into recuperation of heat pond 14 with refrigerant/working medium.Low grade residual heat in waste water is converted into compared with high-grade
Heat energy is used, and the waste water that temperature reduces precipitates under the traction of water pump 23 into sedimentation basin 15.Wherein, the reduction of temperature
The settling velocity of sludge is accelerated to a certain extent.Wherein, the sludge of primary clarifier 13 and the bottom of sedimentation basin 15 is periodically used
Soil pick-up mud machine is extracted out, to keep water level is constant suitably need to give new water.
As a kind of preferred embodiment of the present invention, in addition to cutting polishing system 18 and clear water reserviors 16, polishing system is cut
18 to be polished stone material and cutting processing, and the water inlet end of clear water reserviors 16 passes through the second overflow pipe 22 and the sedimentation basin 15
Water side connection, the water sides of clear water reserviors 16 connects with the water inlet end of cutting polishing system 18, cuts going out for polishing system 18
Water end (W.E.) connects with the water inlet end of the primary clarifier 13.Pressure pump is provided between cutting polishing system 18 and clear water reserviors 16
17, clear water is imported in cutting polishing system 18 and used by pressure pump 17, realizes the recycling of waste water.
As a kind of preferred embodiment of the present invention, first partition 19, first partition 19 are provided with the primary clarifier 13
Upper end stretch out the liquid level of the primary clarifier 13, the lower end of first partition 19 extend downwardly and with the primary clarifier 13
Bottom between form the first water conservancy diversion gap 133, the primary clarifier 13 is separated into the He of the first cavity volume 131 by first partition 19
Second cavity volume 132, the first cavity volume 131 are connected with the second cavity volume 132 by the first water conservancy diversion gap 133, the primary clarifier 13
Water inlet end it is horizontally disposed.Primary clarifier 13 is mainly to remove the bulky grain thing and regulating pondage in waste water, it is ensured that
Processing system normal operation.Complete solid and liquid separation using the natural subsidence of suspended particulate, it is specific using be applicable greatly,
Medium and small treatment plant, construction is simple, the rectangular sedimentation tank of low cost.The relative level of first partition 19 is obliquely installed, and is set up
First partition 19 causes the flow increase of waste water, and waste water is horizontal to be injected in primary clarifier 13, impacts first partition, water velocity
Reduce, be more beneficial for the primary deposition of particulate matter in waste water.The waste water of low flow velocity is after the first cavity volume 131 bypasses first partition 19
Rise, due to the effect of gravity, solid sludges particle is difficult to rise, and reaches more preferable effect of settling.
As a kind of preferred embodiment of the present invention, second partition 21 is provided with the recuperation of heat pond 14, second partition 21
The liquid level in the recuperation of heat pond 14 is stretched out in upper end, the lower end of second partition 21 extend downwardly and with the bottom in the recuperation of heat pond 14
Between form the second water conservancy diversion gap 143, the recuperation of heat pond 14 is separated into first chamber 141 and second chamber by second partition 21
142, first chamber 141 is connected with second chamber 142 by the second water conservancy diversion gap 143.It is upper by what is overflowed after primary deposition
Clear liquid is collected in recuperation of heat pond 14, the first heat-conducting part of positioned inside 81 in recuperation of heat pond 14, and refrigeration working medium is absorbed in waste water
Heat, thermal source is provided for drying box 5.Because the heat-insulated and accumulation of heat of soil is made good use of, by recuperation of heat pond 14 be arranged in ground level with
Under.The middle part in recuperation of heat pond 14 sets second partition 21, and waste water injects backward bottom of pond motion and exchanged heat with working medium.Second partition 21
The perturbation action of enhancing waste water is set, avoids the generation of pond water temperature lamination, prevents from newly entering waste water without fully heat exchange stream
Enter in sedimentation basin 15, so as to have the function that fully to exchange heat.Finally low temperature is given up from the bottom in recuperation of heat pond 14 using water pump 23
Water is introduced into sedimentation basin 15, avoids sludgd deposition from influenceing the heat exchange efficiency of heat exchanger tube, reduces sludge cleaning difficulty.
As a kind of preferred embodiment of the present invention, the surrounding of drying box 5 posts heat-insulation layer, and whole drying box 5 is by three parts
Composition, the top of drying box 5 are divided into two parts by sieve plate 6, and the bottom of drying box 5 is divided into two parts by supporting plate 11 of leaking out, institute
The bottom that supporting plate 11 of leaking out is arranged on the inner chamber of the drying box 5 is stated, sieve plate is provided with the top of the inner chamber of the drying box 5
6, air inlet 9 and blower fan 10 are arranged on the bottom of drying box 5, and using this structure, heat directly passes through heat convection and radiation
The mode of heat exchange enters in drying box 5, the effective distribution loss for reducing heat.Blower fan 10 mainly plays the role of three aspects：1、
Subnormal ambient is provided for fresh air, power is provided for entering for fresh air.2nd, mixing fresh air and heat exchanger tube is caused to carry out forced convertion and change
Heat, improve heat exchange efficiency.3rd, hot blast is sent into drying box 5 and carries out heat exchange with wet stock, carried for circulating for hot blast
For power.Being placed in supporting plate of leaking out 11 needs dry material, and material is sent into by material transportation stroller 7, supporting plate of leaking out 11
On be uniform-distribution with the aperture of different pore size.
As a kind of preferred embodiment of the present invention, hot blast is provided between the entrance point and the air outlet of the evaporator 1
Force (forcing) pump 4, the entrance point of hot blast force (forcing) pump 4 connect with the air outlet, the port of export of hot blast force (forcing) pump 4 and the evaporator 1
Entrance point connection.As a kind of preferred embodiment of the present invention, the evaporator 1 is provided with condensate water discharging hole 3.By drying
The hot-air of process, its water capacity is high, temperature is also high, and the latent heat reclaimed in waste gas need to be cooled to it below dew-point temperature, because
This reclaimed be passed through evaporator 1 for refrigeration working medium circulation required heat is provided, realize the recycling of heat, make full use of
Limited heat energy；While heat exchange, because hot air temperature reduces, the moist steam in air liquefies, and reaches the effect of dehumidifying
Fruit.Because the relative humidity of new air is relatively low, introduces new air and mixed with the hot blast after recovery, containing for mixing air can be reduced
Moisture, and the temperature of new air is improved, concrete implementation mode is injected by the fresh air inlet 9 of the bottom of drying box 5.
As a kind of preferred embodiment of the present invention, the air inlet 9 includes multiple air inlet units, each air inlet unit
Including air air inlet 91 and enclose the multiple hot gas air inlets 92 being located at around air air inlet 91.The aperture of air air inlet 91 compared with
Greatly, the introducing for new air, the aperture of hot gas air inlet 92 is smaller, is the air inlet after Waste Heat Recovery, for reclaiming used heat sky
Gas.The sieve plate 6 that the top of drying box 5 is laid can not only make Flow Field Distribution more uniform, can also filter the aggregate chips in hot blast.
The air outlet connection at the top of drying box 5 is hot blast force (forcing) pump 4, and Hot wet air heating is sent into evaporator 1, makes the heat of Hot wet air heating
Measure to recycle.
In embodiment, first heat-conducting part 81, second heat-conducting part 82 and the 3rd heat-conducting part 83 are
Snakelike heat exchange tube.
Using technical scheme, first, stroller 7 is transported by material stone material is sent into drying box 5, then by doing
The hot blast that the blower fan 10 of the dry bottom of case 5 pushes carries out heat convection, reaches dry purpose.Hot blast water capacity by heat exchange
Height, also it is mingled with a little impurity, by the sieve plate 6 at the top of drying box 5 by contaminant filter.And the hot-air after screening passes through
Cooled after hot blast force (forcing) pump 4 into evaporator 1, the moist steam in air condenses into water after supercooling, reaches dehumidifying
Purpose.Discharge in the condensate water discharging hole 3 of the wherein logical bottom of evaporator 1 of condensate.Hot-air after evaporator 1 is due to blower fan
10 negative pressure formed, hot-air mix through ajutage with new air, flow through after condenser 8 carries out convection heat transfer' heat-transfer by convection and enter drying box 5.
The air of feeding absorbs substantial amounts of heat when passing through condenser 8, exchanged heat under the promotion of pressure fan 10 with wet stock, material
In the vaporization of moisture absorption heat of vaporization, temperature rises, and the high hot-air of humidity rises through the hot blast for entering afterbody after sieve plate 6
Pipeline, carry out next cyclic process.
Stone material produces a large amount of industrial wastewaters for absorbing energy when being cut and being polished, and waste water is entered by plant area's feed ditch
Enter primary clarifier 13 and carry out preliminary sedimentation.Most suspended substances are sink to bottom of pond, and supernatant enters heat by the first overflow pipe 20
Recovery pond 14 is exchanged heat with refrigeration working medium.The waste water that temperature reduces is introduced sedimentation basin by water pump 23 from the bottom of recuperation of heat pond 14
15.Waste water is precipitated in sedimentation basin 15, and supernatant flows into clear water reserviors through the second overflow pipe 22, and clear water is added by reuse water system
Water pump 17 enters workshop and used for cutting machine and sander.
Refrigeration working medium, which will be transferred to from the heat in used heat air and waste water in drying box 5, supplies dry materials use.Work
Matter is compressed after used heat is absorbed into compressor 12, forms HTHP working medium, subsequently enters the serpentine coil of the bottom of drying box 5
Middle heat release, the mixing air of the feeding of blower fan 10 is transferred heat to, main drying heat energy, refrigeration working medium are provided for drying box 5
Temperature reduces.Then working medium enters choke valve, and working medium expansion decompression sequentially enters evaporator 1 and recuperation of heat pond 14 absorbs heat,
The elevated refrigeration working medium of temperature returns to compressor 12 and is compressed, and completes cyclic process.The heat of evaporator is essentially from drying
The high damp-heat air of the afterbody of case 5, the heat of the heat in recuperation of heat pond 14 in waste water.Periodically with rushing with fixing end
Scrub and regularly move from one end to the other side to remove the dirt in recuperation of heat pond 14 on heat exchanger tube, regularly with soil pick-up mud machine
The sludge of all pond bottom precipitations is removed, to improve the service life of Analysis of Heat Pump Drying System and improve heat transfer efficiency.
Using technical scheme, its advantage is：
1st, environmental benefit is notable.After reclaiming the used heat in circulation production water using the circulatory system and dry in hot blast more than
Heat, required heat is provided for heat pump circulating system.During whole energy conversion, refrigeration working medium in evaporator absorbing
Low grade heat energy convert to heat transferring medium, reach the purpose that low grade heat energy is converted into high-grade heat energy.
2nd, water resource recycles.The heat absorbed in waste water provides thermal source for drying system, not only realizes water money
The multiple utilization in source, and caused low-temperature wastewater makes sludge be easier to settle, beneficial to the processing of sewage.Continue to follow after wastewater treatment
Ring uses, and realizes recycling for water resource, reduces a large amount of consumption of water resource.
3rd, the heat due to dry thermal source in waste water and waste gas, whole drying system only need to consume a small amount of electric energy,
The low grade heat energy in sewage can be extracted, saves the energy, reduces operating cost.
4th, the bottom and recuperation of heat pond 14 that condenser 8 is placed in drying box 5 are placed in below ground level, reduce heat
Loss, while also reduce floor space.
5th, new air can not only be reduced into the heat after recovery with being sent into drying box 5 after the hot blast Hybrid Heating after recovery
The water capacity of wind and the initial temperature for improving new air.
6th, for the heat of waste water essentially from the energy consumption of cutting polishing system 18, waste water source is drying system as heat-storing device
Stable thermal source is provided, waste water is the renewable resource of reusable edible, and the extraction of heat will not cause original ecological balance
Inclination and influence around environment.
7th, waste water source and air-source cooperation can reach the purpose of stable heating.
Compared with prior art, the present invention has the characteristics of homogeneous heating, energy-conserving and environment-protective, reliable practicality.The present invention is only
Suitable for the Changjiang river areas to the south of the winter minimum temperature more than 0 °.
The product form of the present invention is not limited to this case diagram and embodiment, and anyone carries out the appropriate of similar thinking to it
Change or modification, it all should be regarded as not departing from the patent category of the present invention.
Claims (7)
1. a kind of Analysis of Heat Pump Drying System using industrial circulating water as thermal source, including drying box, condenser, compressor, evaporator, section
Device and blower fan are flowed, supporting plate of leaking out is provided with drying box, it is characterised in that：Drying box is provided with air inlet and air outlet, wind
Machine corresponds to air inlet setting, in addition to primary clarifier, recuperation of heat pond and sedimentation basin, primary clarifier pass through the first overflow pipe
Connected with recuperation of heat pond, the first heat-conducting part is provided with recuperation of heat pond, the second heat-conducting part is provided with evaporator, condenser is corresponding
Air inlet is provided with the 3rd heat-conducting part, and the entrance point of compressor connects with the port of export of the first heat-conducting part, the port of export of compressor with
The entrance point connection of 3rd heat-conducting part, the entrance point of flow controller connect with the port of export of the 3rd heat-conducting part, the port of export of flow controller
Connected with the entrance point of the second heat-conducting part, the port of export of the second heat-conducting part connects with the entrance point of the first heat-conducting part, evaporator
Entrance point connects with air outlet, and the port of export of evaporator connects with air inlet, in addition to cutting polishing system and clear water reserviors, clear water
The water inlet end in pond is connected by the second overflow pipe with the water side of the sedimentation basin, water side and the cutting polishing system of clear water reserviors
Water inlet end connection, the water side for cutting polishing system connects with the water inlet end of the primary clarifier, the primary clarifier
Interior to be provided with first partition, the liquid level of the primary clarifier is stretched out in the upper end of first partition, and the lower end of first partition extends downwardly
And the first water conservancy diversion gap is formed between the bottom of the primary clarifier, the primary clarifier is separated into by first partition
One cavity volume and the second cavity volume, the first cavity volume are connected with the second cavity volume by the first water conservancy diversion gap, the water inlet of the primary clarifier
Hold horizontally disposed.
A kind of 2. Analysis of Heat Pump Drying System using industrial circulating water as thermal source as claimed in claim 1, it is characterised in that：The heat
Second partition is provided with recovery pond, the liquid level in the recuperation of heat pond is stretched out in the upper end of second partition, and the lower end of second partition is downward
Extend and simultaneously form the second water conservancy diversion gap between the bottom in the recuperation of heat pond, the recuperation of heat pond is separated into the by second partition
One chamber and second chamber, first chamber and second chamber are connected by the second water conservancy diversion gap.
A kind of 3. Analysis of Heat Pump Drying System using industrial circulating water as thermal source as claimed in claim 2, it is characterised in that：The leakage
Wind supporting plate is arranged on the bottom of the inner chamber of the drying box, and sieve plate is provided with the top of the inner chamber of the drying box.
A kind of 4. Analysis of Heat Pump Drying System using industrial circulating water as thermal source as claimed in claim 3, it is characterised in that：The steaming
Send out and hot blast force (forcing) pump is provided between the entrance point of device and the air outlet, the entrance point of hot blast force (forcing) pump connects with the air outlet
Logical, the port of export of hot blast force (forcing) pump connects with the entrance point of the evaporator.
A kind of 5. Analysis of Heat Pump Drying System using industrial circulating water as thermal source as claimed in claim 4, it is characterised in that：It is described enter
Air port includes multiple air inlet units, each air inlet unit include air air inlet and enclosing be located at it is more around air air inlet
Individual hot gas air inlet.
A kind of 6. Analysis of Heat Pump Drying System using industrial circulating water as thermal source as claimed in claim 5, it is characterised in that：The steaming
Hair device is provided with condensate water discharging hole.
7. a kind of Analysis of Heat Pump Drying System using industrial circulating water as thermal source as described in any one of claim 1 to 6, its feature exist
In：First heat-conducting part, second heat-conducting part and the 3rd heat-conducting part are snakelike heat exchange tube.
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| CN106430901B (en) * | 2016-11-21 | 2023-07-25 | 中冶南方都市环保工程技术股份有限公司 | Sludge dehumidifying and drying system |
| CN109341319B (en) * | 2018-11-26 | 2023-10-27 | 宁夏链杞智汇科技有限公司 | Double-source vacuum dryer |
| DE102022004276A1 (en) | 2022-11-18 | 2024-05-23 | Grenzebach Bsh Gmbh | Method for producing a binder using thermal energy and method for drying boards produced using a binder in a drying device |
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| CN201954744U (en) * | 2011-02-17 | 2011-08-31 | 大连鸿源热能设备制造有限公司 | Heat accumulating type heat recovery heat pump system |
| CN202032789U (en) * | 2011-04-01 | 2011-11-09 | 北京矿大节能科技有限公司 | System for recycling heat energy of waste bath water of coal mine |
| CN103234305A (en) * | 2013-05-07 | 2013-08-07 | 杨家华 | Heat energy circulating unit |
| CN203454674U (en) * | 2013-06-09 | 2014-02-26 | 浙江海洋学院 | Heat pump drying device |
| CN204177172U (en) * | 2014-11-07 | 2015-02-25 | 河南城建学院 | A kind of suction-type lithium bromide dewatering drying device |
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| JP3693582B2 (en) * | 2001-03-02 | 2005-09-07 | 株式会社荏原製作所 | Dry storage device and method for drying stored product |
| FR2953006B1 (en) * | 2009-11-24 | 2012-11-09 | Vinci Environnement | INSTALLATION AND METHOD OF DRYING WATER LOADING PRODUCT |
| WO2012133852A1 (en) * | 2011-03-31 | 2012-10-04 | 三菱化学株式会社 | Method for producing polycarbonate, and transparent film |
| KR20140014957A (en) * | 2012-07-27 | 2014-02-06 | 덕산공조기계주식회사 | A drying room to take advatage of condenser of refrigerration cycle |
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| CN201954744U (en) * | 2011-02-17 | 2011-08-31 | 大连鸿源热能设备制造有限公司 | Heat accumulating type heat recovery heat pump system |
| CN202032789U (en) * | 2011-04-01 | 2011-11-09 | 北京矿大节能科技有限公司 | System for recycling heat energy of waste bath water of coal mine |
| CN103234305A (en) * | 2013-05-07 | 2013-08-07 | 杨家华 | Heat energy circulating unit |
| CN203454674U (en) * | 2013-06-09 | 2014-02-26 | 浙江海洋学院 | Heat pump drying device |
| CN204177172U (en) * | 2014-11-07 | 2015-02-25 | 河南城建学院 | A kind of suction-type lithium bromide dewatering drying device |
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