CN208458305U - A kind of effect of low temperature desiccation six heat energy utilization system - Google Patents
A kind of effect of low temperature desiccation six heat energy utilization system Download PDFInfo
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- CN208458305U CN208458305U CN201820569958.6U CN201820569958U CN208458305U CN 208458305 U CN208458305 U CN 208458305U CN 201820569958 U CN201820569958 U CN 201820569958U CN 208458305 U CN208458305 U CN 208458305U
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- dehumidifying
- heat pipe
- low temperature
- evaporator
- condenser
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Abstract
The utility model discloses a kind of effect of low temperature desiccation six heat energy utilization system, using enclosed construction, including static pressure chamber, drying room, dehumidifying and cooling chamber, mixing chamber, static pressure chamber front end connects condenser, condenser is connected to by air outlet with drying room, and static pressure chamber rear end is connected to mixing chamber；Dehumidifying and cooling chamber front end is connected to by return air inlet with drying room, and dehumidifying and cooling chamber rear end is connected to mixing chamber；First blower is installed in static pressure chamber；U-shaped heat pipe, surface air cooler, evaporator, the second blower are installed in dehumidifying and cooling chamber；U-shaped heat pipe includes heat pipe evaporation side, heat pipe condensation side, and heat pipe evaporation side is located at surface air cooler close to the side of dehumidifying and cooling chamber front end, and heat pipe condensation side is located at evaporator close to the side of dehumidifying and cooling chamber rear end.
Description
Technical field
The utility model relates to sludge drying device technical fields, imitate thermal energy in particular to a kind of low temperature desiccation six
Utilize system.
Background technique
Currently, common anhydration system is mainly with convection drying rotary drum technique, multilayer platform stepwise drying process, rotating disc type
Based on drying process, fluidized bed drying process etc..However, belt type sludge it is dry because adaptable to wet mud, Awaiting Parts are few,
The advantages such as long service life, drying temperature be low, receive significant attention, and have good market application prospect；Heat-pump dehumidification combines
The dry sludge drying technique of net belt type is a kind of dry new trend of belt type sludge, energy saving, in terms of have very
Big advantage, sludge heat-pump dehumidification drying technique are dry by leading belt type sludge.
Existing sludge drying machine has the following problems: moisture removal is insufficient: it is cold that refrigeration cycle only has compressor, evaporator, table
Device, plate change, condenser, expansion valve, due to lacking heat pipe, compressor double system or multi-system refrigeration cycle, refrigeration cycle refrigerant
With the condensation further sub-cooling unit of hydrothermal exchange, refrigerating capacity is caused to reduce, moisture removal is insufficient；
Energy consumption is high: due to lacking compressor Two-way Cycle or multi-cycle, compressor exports and consumes power under same heat condition
It is bigger.
Summary of the invention
In view of the above technical problems, the utility model discloses a kind of effect of low temperature desiccation six heat energy utilization system, passes through six effects
Technique increases moisture removal, obtains energy-saving effect.
In order to achieve the above objectives, a kind of the technical solution adopted in the utility model are as follows: effect of low temperature desiccation six heat energy utilization system
System, using enclosed construction, including static pressure chamber, drying room, dehumidifying and cooling chamber, mixing chamber.The connection of static pressure chamber front end is cold
Condenser, condenser are connected to by air outlet with drying room, and static pressure chamber rear end is connected to mixing chamber；Dehumidifying and cooling chamber front end is logical
It crosses return air inlet to be connected to drying room, dehumidifying and cooling chamber rear end is connected to mixing chamber.First blower is installed in static pressure chamber；Dehumidifying
U-shaped heat pipe, surface air cooler, evaporator, the second blower are installed in cooling chamber.
U-shaped heat pipe includes heat pipe evaporation side, heat pipe condensation side, and heat pipe evaporation side is located at surface air cooler close to dehumidifying and cooling chamber
The side of front end, heat pipe condensation side are located at evaporator close to the side of dehumidifying and cooling chamber rear end.Hot wet air heating flows through U-shaped heat pipe
When, the Hot wet air heating for flowing through heat pipe evaporation side is carried out pre- cooling processing, increases unit by the refrigerant evaporation heat absorption in U-shaped heat pipe
Moisture removal；When Cryogenic air through evaporator cool-down dehumidification flows through U-shaped heat pipe condensation side, refrigerant condensation heat in heat pipe, stream
Low Temperature Wet air preheat through heat pipe condensation side, increases the temperature of circulation air, reduces the relative humidity of circulation air, can be effective
Improve the mass dryness fraction of sludge.Hot wet wind is further cooled to dew-point temperature hereinafter, avoiding after heat pipe cools down in advance, into surface air cooler
Evaporator capacity guarantees moisture removal for cooling down.
Evaporator and condenser use series connection line on circulation air flowing direction, and condenser cascade is arranged two
Or it is more than two；Two or more are arranged in evaporator series form.It improves the evaporating pressure of part system as far as possible, makes portion
The condensing pressure of subsystem reduces as far as possible, effectively improves the refrigerating capacity of entire unit and reduces units consumption, exports same heat
Compressor double system or multi-system makes lower power consumption under the conditions of amount；
In order to effectively improve the degree of superheat of evaporator outlet cold media gas, absorbing gas belt liquid is prevented, condenser is also effectively improved
The degree of supercooling of refrigerant liquid is exported, the refrigerating capacity of unit is effectively improved, the flow direction and circulated air of refrigerant in condenser, evaporator
Flow direction is designed as adverse current, that is, condenser is set as the flow direction of refrigerant with recirculating air flow to opposite condenser, and evaporator is set
The flow direction of refrigerant and recirculating air flow are set to opposite evaporator.
It further includes plate heat exchanger that heat energy utilization system is imitated in above-mentioned low temperature desiccation six, plate heat exchanger respectively with condensation
Device, evaporator are connected, and the refrigerant come out from condenser exchanges heat by plate heat exchanger, is further subcooled, and increase refrigerating capacity.
It further includes condensation water- to-water heat exchanger that heat energy utilization system is imitated in above-mentioned low temperature desiccation six, and condensation water- to-water heat exchanger is arranged in plate
Between formula heat exchanger and evaporator, from the refrigerant that flows out after plate heat exchanger supercooling before the expansion valve of evaporator with condensation hydro-thermal
Exchange is further subcooled, and increases refrigerating capacity.
Heat energy utilization system is imitated in above-mentioned low temperature desiccation six, and the first blower is Voluteless fan, and the second blower is axis stream wind
Machine.
It include desiccation machine conveyer belt, filter in drying room.Return air inlet is also connected to mixing chamber.Recyclegas flows through filtering
Device filters out a small amount of dust in recyclegas, and the humid air after dedusting is divided into A, B two parts, the part A gas after return air inlet
Body is connected to dehumidifying and cooling chamber, under the suction of the second blower, into dehumidifying and cooling chamber, flows through heat pipe evaporation side, surface air cooler, the
One evaporator and the second evaporator are then flowed through heat pipe condensation side preheating, are directly entered after the second blower by cool-down dehumidification
Mixing chamber, part B gas are directly connected to mixing chamber, and part A gas and part B gas mix in mixing chamber, mixed gas quilt
The sucking of first blower enters subsequent cycle.
The low temperature desiccation six of the utility model is imitated heat energy utilization system and is had the advantages that:
1, it adds U-shaped heat pipe and participates in hot air circulation, the sensible heat of circulation air is effectively reduced, moisture removal is improved, after dehumidifying
Low Temperature Wet air preheat.U-shaped heat pipe is arranged and participates in hot air circulation: drying room is sent in air-supply after condenser heats, and air-supply penetrates
After two layers or three-layer network band, with the abundant hot and humid area of sludge, part return air passes through U-shaped heat pipe evaporation side to return air after filtering, U-shaped
The refrigerant of heat pipe evaporation side absorbs the sensible heat evaporation of return air, and return air cools down after heat pipe, and return air is again through surface air cooler into one after cooling
Step is cooled to dew-point temperature hereinafter, there is partial condensation elutriation to go out, and return air enters back into evaporator after surface air cooler and further dehumidifies,
Condensed water discharge enters back into the condensation side heat absorption of heat pipe across evaporator return air, and refrigerant becomes liquid reflux in heat pipe, due to increasing
Add U-shaped heat pipe so heat obtains reuse, the result is that moisture removal increases；
2, the unit for adding double system or multi-system form is adopted evaporator and condenser on circulation air flowing direction
With series connection line, refrigerating capacity is improved, reduces energy consumption.The unit of double system or multi-system form: evaporator and condenser are recycling
Using series connection line on air-flow direction, improves the evaporating pressure of part system as far as possible, make the condensing pressure of part system
It reduces as far as possible, effectively improve the refrigerating capacity of entire unit and reduces units consumption, it is double to export compressor under same heat condition
System or multisystem make lower power consumption；
3, condensed water and refrigerant heat exchanger are added, the degree of supercooling of refrigerant liquid is improved, improves refrigerating capacity and moisture removal.Refrigerant
Supercooling: refrigerant is subcooled in condenser counterflow heat exchange, and plate, which changes, is subcooled refrigerant, and condensed water is further subcooled with refrigerant heat exchange,
Degree of supercooling before making refrigerant enter evaporator is sufficiently large, and refrigerating capacity of the refrigerant under homogenous quantities flow is sufficiently large.
Detailed description of the invention
Fig. 1 is that heat energy utilization system structure chart is imitated in the low temperature desiccation six of the utility model embodiment.
Specific embodiment
For the ease of the understanding of those skilled in the art, the utility model is made below with reference to embodiment and attached drawing further
Explanation.
As shown in Figure 1, the refrigeration system of the present embodiment is dual system, unit design is at closed circulated air form, circulation
Gas carries out convection current hot and humid area with moist sludge after condenser heats, and humid air is pre- through superheater tube evaporation side, surface air cooler
Cooling, passes through heat pipe condensation side after the first evaporator 1-12, the second evaporator 1-13 cool-down dehumidification and heats up in advance, then through the
Next circulation is carried out after one condenser 1-3, the second condenser 1-4 heating, U-shaped heat pipe is added and participates in hot air circulation, effectively drop
The sensible heat of low circulation air improves moisture removal, to the Low Temperature Wet air preheat after dehumidifying.
Recyclegas after heat pipe condensation side heats up in advance is sucked by the air inlet of Voluteless fan 1-2, is sent into after pressurization
Static pressure cavity 1-1, recyclegas uniformly flows through the first condenser 1-3, the second surface condenser 1-4 after pressurization, cold by first
Become high-temperature dry air after condenser 1-3, the second condenser 1-4 heating, drying room 1-6 be then sent by air outlet 1-5,
When flowing through plane into the high-temperature dry air in drying room 1-6 and being covered with the desiccation machine conveyer belt 1-7 of molding wet mud, high temperature is dry
Pathogenic dryness body and wet mud carry out heat, it is wet exchange, recyclegas humidification, cooling, the recyclegas after humidification, cooling flow through filter
1-8 filters out a small amount of dust in recyclegas, and the humid air after dedusting is divided into A, B two parts, part A after return air inlet 1-9
Gas connection dehumidifying and cooling chamber, into dehumidifying and cooling chamber, flows through heat pipe evaporation side 1- under axial flow blower 1-15 suction
10, surface air cooler 1-11, the first evaporator 1-12 and the second evaporator 1-13 then flow through heat pipe condensation side 1-14 by cool-down dehumidification
Preheating, is directly entered mixing chamber 1-18, part B gas is directly connected to the portion air mixing chamber 1-18, A after axial flow blower 1-15
Gas and part B gas is divided to mix in mixing chamber 1-18, mixed gas enters subsequent cycle by Voluteless fan 1-2 sucking.
For the unit of double system or multi-system form, evaporator and condenser are used on circulation air flowing direction
It connects line, improves refrigerating capacity, reduce energy consumption: being the unit of double system or multi-system, handle when unit design for refrigeration system
Two condensers use cascade in circulation air flowing direction, reach energy-saving effect；For refrigeration system be dual system or
The unit of multisystem, it is two or more evaporators are (such as attached using cascade in circulation air flowing direction when unit design
Shown in Fig. 1, refrigeration system is dual system, and the first evaporator 1-12, the second evaporator 1-13 are adopted in circulation air flowing direction
With cascade, keep the first evaporator 1-12 evaporating temperature higher, effectively increases the corresponding refrigeration system of the first evaporator 1-12
The refrigerating capacity of system), effectively improve the moisture removal of unit；
The degree of supercooling of refrigerant liquid is improved, improves refrigerating capacity and moisture removal: when designing condenser, the refrigerant of condenser
The flow direction of flow direction and circulation air is designed to adverse current, exchanges heat before so that refrigerant liquid is flowed out condenser with Cryogenic air, makes condenser
The refrigerant liquid of outlet has certain degree of supercooling, and the refrigerant liquid flowed out from condenser flows into plate heat exchanger 1-16 supercooling, mistake
Refrigerant liquid after cold flows into condensation water- to-water heat exchanger 1-17 and is subcooled again, keeps the refrigerating capacity of same capacity compressors sufficiently large.
Above embodiment is only to illustrate the technical idea of the utility model, and the protection of the utility model cannot be limited with this
Range, it is all according to the utility model proposes technical idea, any changes made on the basis of the technical scheme each falls within this
Within the scope of utility model protection.
Claims (8)
1. heat energy utilization system is imitated in a kind of low temperature desiccation six, using enclosed construction, including static pressure chamber, drying room, dehumidifying drop
Warm chamber, mixing chamber, it is characterised in that:
Static pressure chamber front end connects condenser, and condenser is connected to by air outlet with drying room, static pressure chamber rear end and mixing chamber
Connection；Dehumidifying and cooling chamber front end is connected to by return air inlet with drying room, and dehumidifying and cooling chamber rear end is connected to mixing chamber；Static pressure
First blower is installed in chamber；U-shaped heat pipe, surface air cooler, evaporator, the second blower are installed in dehumidifying and cooling chamber；
U-shaped heat pipe includes heat pipe evaporation side, heat pipe condensation side, and heat pipe evaporation side is located at surface air cooler close to dehumidifying and cooling chamber front end
Side, heat pipe condensation side is located at evaporator close to the side of dehumidifying and cooling chamber rear end.
2. heat energy utilization system is imitated in low temperature desiccation six according to claim 1, it is characterised in that: condenser cascade is set
Set two or more；Two or more are arranged in evaporator series form.
3. heat energy utilization system is imitated in low temperature desiccation six according to claim 1, it is characterised in that: condenser is set as refrigerant
Flow direction with recirculating air flow to opposite condenser, evaporator is set as the flow direction of refrigerant and recirculating air flow to opposite evaporation
Device.
4. heat energy utilization system is imitated in low temperature desiccation six according to claim 1, it is characterised in that: further include plate-type heat-exchange
Device, plate heat exchanger are connected with condenser, evaporator respectively.
5. heat energy utilization system is imitated in low temperature desiccation six according to claim 4, it is characterised in that: further include condensed water heat exchange
Device, condensation water- to-water heat exchanger are arranged between plate heat exchanger and evaporator.
6. heat energy utilization system is imitated in low temperature desiccation six according to claim 1, it is characterised in that: the first blower is no spiral case
Blower, the second blower are axial flow blower.
7. heat energy utilization system is imitated in low temperature desiccation six according to claim 1, it is characterised in that: return air inlet also with mixing chamber
Connection.
8. heat energy utilization system is imitated in low temperature desiccation six according to claim 1, it is characterised in that: include desiccation in drying room
Machine conveyer belt, filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820569958.6U CN208458305U (en) | 2018-04-20 | 2018-04-20 | A kind of effect of low temperature desiccation six heat energy utilization system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820569958.6U CN208458305U (en) | 2018-04-20 | 2018-04-20 | A kind of effect of low temperature desiccation six heat energy utilization system |
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| CN208458305U true CN208458305U (en) | 2019-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820569958.6U Expired - Fee Related CN208458305U (en) | 2018-04-20 | 2018-04-20 | A kind of effect of low temperature desiccation six heat energy utilization system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285651A (en) * | 2019-07-23 | 2019-09-27 | 佛山市瑞海制冷设备有限公司 | A kind of air heat humidity method of tobacco roasting device |
| CN112470940A (en) * | 2020-10-15 | 2021-03-12 | 浙江理工大学 | Low-resistance energy-saving air conditioning device for laboratory animal house |
-
2018
- 2018-04-20 CN CN201820569958.6U patent/CN208458305U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285651A (en) * | 2019-07-23 | 2019-09-27 | 佛山市瑞海制冷设备有限公司 | A kind of air heat humidity method of tobacco roasting device |
| CN112470940A (en) * | 2020-10-15 | 2021-03-12 | 浙江理工大学 | Low-resistance energy-saving air conditioning device for laboratory animal house |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190201 Termination date: 20200420 |
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| CF01 | Termination of patent right due to non-payment of annual fee |