CN114165993A - Solar intelligent drying closed system and drying method thereof - Google Patents

Solar intelligent drying closed system and drying method thereof Download PDF

Info

Publication number
CN114165993A
CN114165993A CN202111320754.1A CN202111320754A CN114165993A CN 114165993 A CN114165993 A CN 114165993A CN 202111320754 A CN202111320754 A CN 202111320754A CN 114165993 A CN114165993 A CN 114165993A
Authority
CN
China
Prior art keywords
solar
drying
evaporator
drying room
water tank
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111320754.1A
Other languages
Chinese (zh)
Inventor
袁强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan Shuanglv Technology Co ltd
Original Assignee
Sichuan Shuanglv Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sichuan Shuanglv Technology Co ltd filed Critical Sichuan Shuanglv Technology Co ltd
Priority to CN202111320754.1A priority Critical patent/CN114165993A/en
Publication of CN114165993A publication Critical patent/CN114165993A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • F26B9/02—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in buildings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S20/00—Solar heat collectors specially adapted for particular uses or environments
    • F24S20/40—Solar heat collectors combined with other heat sources, e.g. using electrical heating or heat from ambient air
    • 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
    • F26B21/06—Controlling, e.g. regulating, parameters of gas supply
    • F26B21/08—Humidity
    • F26B21/086—Humidity by condensing the moisture in the drying medium, which may be recycled, e.g. using a heat pump cycle
    • 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
    • F26B21/06—Controlling, e.g. regulating, parameters of gas supply
    • F26B21/10—Temperature; Pressure
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/40—Thermal components
    • H02S40/44—Means to utilise heat energy, e.g. hybrid systems producing warm water and electricity at the same time
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/40—Solar thermal energy, e.g. solar towers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/60—Thermal-PV hybrids
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention discloses a solar intelligent drying closed system which comprises a PLC (programmable logic controller), a solar thermoelectric assembly, a solar water tank, a cooling tower, a drying room, an evaporator, a condenser, a radiator, a dehumidification fan, a water storage tank inverter, a grid-connected cabinet and a power cabinet, wherein the solar thermoelectric assembly, the solar water tank, the cooling tower, the drying room, the evaporator, the condenser, the radiator, the dehumidification fan, the water storage tank inverter, the grid-connected cabinet and the power cabinet are respectively connected with the PLC through cables; the solar thermoelectric component, the solar water tank, the evaporator, the condenser and the radiator are connected in sequence through pipelines; the solar water tank is also connected with the cooling tower through a pipeline; the evaporator, the condenser and the radiator are respectively arranged in the drying room; the dehumidification fan is arranged in the drying room and is respectively connected with one end of the evaporator through a pipeline; the solar thermoelectric assembly is sequentially connected with the inverter, the grid-connected cabinet and the power cabinet through cables. The invention adopts the closed dehumidification drying system, has high heat recovery efficiency, improves the dehumidification rate by 30 percent compared with the traditional open drying system, and saves energy by recycling waste heat in the drying room.

Description

Solar intelligent drying closed system and drying method thereof
Technical Field
The invention relates to the field of combined heat and power, in particular to a solar intelligent drying closed system and a drying method thereof.
Background
At present, in the industries such as agriculture, food, chemical industry, ceramic industry, medicine, mineral processing, pulping and papermaking, heat pump drying technology and traditional drying technology, wood processing and the like, all production processes almost use drying, and the quality of dried materials depends on whether constant temperature is well controlled or not.
At present, most dehydrated vegetables are produced by adopting a traditional drying method, namely a drying room returning fire path heating drying method, which has the following problems:
1. the energy consumption is large. The heat efficiency in the traditional drying technology is low, about 30% -60%, in the drying process, the heat of the dry evaporation water accounts for about 36%, the waste gas loss accounts for about 58%, the heat taken away by the dry materials and the heat loss of the dryer account for 2% and 2%, and the heat efficiency is only 40%.
2. The drying temperature is too high. In the traditional drying technology, the drying temperature is not easy to control, generally the drying temperature is about 75-90 ℃, and the drying temperature of the dehydrated vegetables is required to be not more than 65 ℃.
3. The drying time is too long. In the traditional drying technology, at least 24 hours are needed for processing 1 ton of vegetables, and sometimes, the time is longer because the drying effect is poor and the vegetables need to be reworked.
Meanwhile, the original coal-fired curing barn utilizes coal as fuel for baking, toxic gases such as sulfur monoxide and sulfur dioxide are discharged to harm human health, the air cleanliness of other dust and smoke discharged by the original coal-fired curing barn is greatly reduced, and the sanitation of the surrounding environment is seriously influenced by a stacking place.
Disclosure of Invention
The invention aims to solve the problems that the traditional drying mode is poor in effect and long in drying time, and provides a solar intelligent drying closed system and a drying method thereof in order to dry high-quality products on the premise of low consumption.
The purpose of the invention is realized by the following technical scheme:
a solar intelligent drying closed system comprises a PLC (programmable logic controller), a solar thermoelectric component, a solar water tank, a cooling tower, a drying room, an evaporator, a condenser and a radiator, wherein the solar thermoelectric component, the solar water tank, the cooling tower, the drying room, the evaporator, the condenser and the radiator are respectively connected with the PLC through cables; the solar thermoelectric component, the solar water tank, the evaporator, the condenser and the radiator are sequentially connected through pipelines; the solar water tank is also connected with the cooling tower through a pipeline; the evaporator, the condenser and the radiator are respectively arranged in the drying room.
The drying room comprises a storage rack arranged in the room, and a sewage port and a fresh air port arranged in the wall of the drying room.
A solar intelligent drying closed system also comprises a dehumidification fan and a water storage tank; the dehumidification fan is arranged in the drying room and is respectively connected with one end of the evaporator through a pipeline; the evaporator is also connected with the water storage tank through a pipeline.
A solar intelligent drying closed system also comprises an inverter, a grid-connected cabinet and a power cabinet; the solar thermoelectric assembly is sequentially connected with the inverter, the grid-connected cabinet and the power cabinet through cables.
The solar intelligent drying method comprises the following specific steps:
the solar thermoelectric component provides power for the intelligent drying closed system;
hot water flows into a solar water tank through a solar thermoelectric component and is stored;
opening a water pump valve between the solar water tank and the evaporator, conveying hot water to the evaporator, absorbing heat by a refrigerant and conveying the heat into the condenser;
the refrigerant continuously and circularly sends heat, and the heat is dissipated through a radiator connected with the condenser to carry out the heating and drying work in the drying process;
putting the materials on a drying room storage rack, controlling the temperature in the drying room to be not more than 45 ℃ through a PLC (programmable logic controller), preheating and drying for 5-30 minutes, and opening a dehumidifying fan in the drying room;
after the material preheating stage is finished, according to different dried materials, setting proper time, temperature and humidity on a PLC (programmable logic controller) to carry out water-removing, color fixing, dehumidifying, body recovering, sweat returning and fragrance increasing on the materials;
the moisture in the material is continuously discharged by the dehumidifying fan in the drying process, the moisture is changed into liquid state by the heat absorption of a cooling medium in the evaporator through the evaporator, and the solution is sent into the water storage tank for storage through a pipeline.
The solar intelligent drying method further comprises the step that the cooling tower is connected with the solar water tank through a pipeline, the hot water in the solar water tank is kept at a constant temperature, meanwhile, the cooling tower continuously cools the solar thermoelectric component, and normal operation of the solar thermoelectric component is guaranteed.
The solar intelligent drying method further comprises the step of taking the solution in the water storage tank as a beverage making raw material to make the beverage.
The invention has the beneficial effects that:
1. the intelligent operation is adopted, the temperature and humidity change of the drying room at each moment is intelligently and accurately controlled in the drying stage by adopting remote control, so that the drying quality is improved on the basis of time, labor and worry saving;
2. the heat recovery efficiency is high, and the dehumidification rate is improved by 30% compared with the traditional open type drying system by adopting the closed type dehumidification drying system; meanwhile, waste heat in the drying room is recycled, and energy is saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
in the drawings: the method comprises the following steps of 1-solar thermoelectric component, 2-cooling tower, 3-solar water tank, 4-dehumidification fan, 5-drying room, 6-evaporator, 7-condenser, 8-radiator, 9-shelf, 10-sewage port and 11-fresh air port 11.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to solve the problems of the traditional drying process: 1. the energy consumption is large, the heat efficiency in the traditional drying technology is low and is about 30% -60%, in the drying process, the heat of the dry evaporation water accounts for about 36%, the waste gas loss accounts for about 58%, the heat taken away by the dry materials and the heat loss of the dryer respectively account for 2% and 2%, and the heat efficiency is only 40%; 2. the drying temperature is too high, the drying temperature is difficult to control in the traditional drying technology, the drying temperature is generally about 75-90 ℃, and the drying temperature required by the dehydrated vegetable drying process is not more than 65 ℃; 3. the drying time is too long, the traditional drying technology needs at least more than 24 hours for processing 1 ton of vegetables, and sometimes the time is longer because the drying effect is poor and rework is needed.
Meanwhile, the situations that the safety of a conventional heat pump drying device cannot be guaranteed, the risk accidents such as dry burning or boiler explosion are easily caused, the failure rate is high, long-term maintenance is needed, the service life of equipment is short and the like are avoided, and the solar thermoelectric dual-source drying system is provided.
As shown in fig. 1, a solar intelligent drying closed system comprises a PLC controller, and a solar thermoelectric module 1, a solar water tank 3, a cooling tower 2, a drying room 5, an evaporator 6, a condenser 7 and a radiator 8 which are respectively connected with the PLC controller through cables; the solar thermoelectric module 1, the solar water tank 3, the evaporator 6, the condenser 7 and the radiator 8 are sequentially connected through pipelines; the solar water tank 3 is also connected with the cooling tower 2 through a pipeline; the evaporator 6, the condenser 7 and the radiator 8 are respectively arranged in the drying room 5.
The drying room 5 comprises a shelf 9 respectively arranged in the room, and a sewage air port 10 and a fresh air port 11 which are arranged in the wall of the drying room 5.
A solar intelligent drying closed system also comprises a dehumidification fan 4 and a water storage tank; the dehumidifying fan 4 is arranged in the drying room 5, and the dehumidifying fan 4 is respectively connected with one end of the evaporator 6 through a pipeline; the evaporator 6 is also connected with a water storage tank through a pipeline.
A solar intelligent drying closed system also comprises an inverter, a grid-connected cabinet and a power cabinet; the solar thermoelectric module 1 is sequentially connected with the inverter, the grid-connected cabinet and the power cabinet through cables.
Example 1
When the mushroom is dried by utilizing the solar intelligent drying closed system, the solar thermoelectric assembly 1 provides electric power for the intelligent drying closed system;
hot water flows into a solar water tank 3 through the solar thermoelectric component 1 and is stored;
a water pump valve between the solar water tank 3 and the evaporator 6 is opened, hot water is conveyed to the evaporator 6, and the refrigerant absorbs heat and conveys the heat into the condenser 7;
the refrigerant continuously and circularly sends heat, and the heat is dissipated through a radiator 8 connected with a condenser 7 to carry out the heating and drying work in the drying process;
placing the fresh mushroom pileus downwards in a material basin, placing the material basin on a storage rack 9 of a drying room 5, controlling the upper and lower limits of temperature to be 45 ℃ and the upper and lower limits of relative humidity to be 90% by a PLC (programmable logic controller) in the drying room 5, preheating and drying for 1 hour, and opening a dehumidifying fan 4 in the drying room 5;
after the material preheating stage is finished, setting the upper limit of the temperature to be 50 ℃ and the lower limit of the temperature to be 45 ℃; the upper limit of the relative humidity is 65 percent, and the lower limit is 45 percent; the time was set to 4 hours. After the mushroom is dried for 4 hours, the water content of the mushroom is reduced to 30-40 percent.
In the middle and later period of drying, along with the reduction of the water content, the moisture in the shiitake is less and less, and the temperature is increased to facilitate the moisture discharge. Setting the upper temperature limit to 65 ℃ and the lower temperature limit to 60 ℃; the upper limit of the relative humidity is 45 percent, and the lower limit is 35 percent; the time was set to 3 hours.
In the later stage of drying, the mushrooms are basically dried, the remaining moisture is little, the temperature is continuously increased at night, the upper limit of the temperature is set to be 70 ℃, and the lower limit of the temperature is 65 ℃; the time is set to 2 hours.
The moisture in the material is continuously discharged by the dehumidifying fan 4 in the drying process, the moisture is changed into liquid state by the heat absorption of the cooling medium in the evaporator 6 through the evaporator 6, and the solution is sent into the water storage tank for storage through a pipeline.
The cooling tower 2 is connected with the solar water tank 3 through a pipeline, so that the temperature of hot water in the solar water tank 3 is kept constant, and meanwhile, the cooling tower 2 continuously cools the solar thermoelectric component 1, so that the normal operation of the solar thermoelectric component 1 is ensured.
And taking the solution in the water storage tank as a beverage preparation raw material to prepare the beverage.
Example 2
When the solar intelligent drying closed system is used for drying tobacco, the solar thermoelectric assembly 1 provides electric power for the intelligent drying closed system;
hot water flows into a solar water tank 3 through the solar thermoelectric component 1 and is stored;
a water pump valve between the solar water tank 3 and the evaporator 6 is opened, hot water is conveyed to the evaporator 6, and the refrigerant absorbs heat and conveys the heat into the condenser 7;
the refrigerant continuously and circularly sends heat, and the heat is dissipated through a radiator 8 connected with a condenser 7 to carry out the heating and drying work in the drying process;
putting tobacco on a shelf 9 of a drying room 5, controlling the temperature in the drying room 5 to be 35-38 ℃ through a PLC (programmable logic controller), keeping the temperature difference of a dry bulb and a wet bulb at 2-3 ℃, enabling the tobacco to be 7-8 yellow and the leaves to be soft, and opening a dehumidifying fan 4 in the drying room 5;
the temperature for completing yellowing is controlled to be 40-42 ℃, the temperature of a protective wet bulb is 35-37 ℃, the tobacco leaves are basically full yellow, the tobacco leaves are fully withered and collapsed, the main pulse is soft, the tobacco leaves are fully converted, and more aroma basic substances are formed.
And in the color fixing stage, the temperature is raised at a proper speed according to the quality of the tobacco leaves, proper humidity is controlled, the tobacco leaves are ensured to be thoroughly transformed and smoothly fixed, and the tobacco stems of the tobacco leaves are yellowed at the dry bulb temperature of 46-48 ℃ and the wet bulb temperature of 37-378 ℃ to reach a small yellow leaf yellow stem reel.
Keeping the wet bulb temperature at 38-39 ℃ at about 54 ℃ of dry bulb temperature, and properly lengthening for a time to reach a large tobacco leaf reel so as to promote the formation of more aroma substances.
The highest temperature of the tobacco leaf in the stem drying stage is controlled to be 65-68 ℃, the wet bulb temperature is controlled to be 40-43 ℃ so as to improve the color and the chroma of the tobacco leaf and reduce the volatilization and the loss of the aroma substances of the tobacco leaf.
The cooling tower 2 is connected with the solar water tank 3 through a pipeline, so that the temperature of hot water in the solar water tank 3 is kept constant, and meanwhile, the cooling tower 2 continuously cools the solar thermoelectric component 1, so that the normal operation of the solar thermoelectric component 1 is ensured.
Example 3
When the sausage is dried by utilizing the solar intelligent drying closed system, the solar thermoelectric assembly 1 provides electric power for the intelligent drying closed system;
hot water flows into a solar water tank 3 through the solar thermoelectric component 1 and is stored;
a water pump valve between the solar water tank 3 and the evaporator 6 is opened, hot water is conveyed to the evaporator 6, and the refrigerant absorbs heat and conveys the heat into the condenser 7;
the refrigerant continuously and circularly sends heat, and the heat is dissipated through a radiator 8 connected with a condenser 7 to carry out the heating and drying work in the drying process;
the sausage is placed on a shelf 9 of a drying room 5, the temperature in the drying room 5 is controlled to be 60-65 ℃ through a PLC controller in the constant-speed drying stage of the sausage, the time is set to be 5-7 hours, moisture is not discharged, and the seasoning and meat are fermented by fresh sausage in the temperature rising process. After two hours of preheating time, the temperature is adjusted to be within the range of 45-50 ℃, the wet air is automatically discharged from the dirty air port 10, after the preheating stage, the surface moisture of the sausage is evaporated, and the color is changed from off-white to light red during feeding. Taking out the sausage from the drying room 5, reversely hanging the head and the tail of the sausage, sending the sausage into the drying room again, and entering a second section of drying process.
The sausage is subjected to a deceleration drying stage, which is about 15-18 hours, and is divided into a color development stage and a shrinkage setting stage.
Color development period: the temperature is controlled to be 52-54 ℃ in the color development period, the time is 4-6 hours, the humidity is controlled to be about 40%, the color development period is that the color of the sausage is gradually changed from light red to bright red, and the sausage casing begins to shrink, in order to prevent the surface of the sausage casing from forming hard shells, after the color development period, the sausage is treated by adopting a ventilation cooling method for half an hour, the heating is stopped, the sewage port 10 is opened to discharge damp and hot air, cold air is added, and cold air drying is carried out, so that the skin temperature of the sausage can be rapidly reduced, the internal temperature of the sausage is higher than the surface temperature, the moisture diffusion direction is consistent with the temperature diffusion gradient, and the moisture in the moisture sausage is favorably transferred to the surface.
Shrinkage setting period: and (3) a shrinkage setting period lasts for 11-12 hours, the water content in the sausage is gradually reduced in the period, the sausage is obviously shrunk, the appearance is uneven, the appearance is greatly determined, and in the middle period of the shrinkage setting, the shrinkage setting period is started for 5-6 hours, a cold air cooling mode is adopted for half an hour to relieve the contradiction between surface water evaporation and internal water migration, and the shrinkage setting is finished.
In the fast drying stage of the sausage, the determining factor for limiting the drying temperature is the drying temperature, in order to enhance the drying speed, the temperature is increased to 0-62 ℃, the drying time is controlled to be 22-24 hours, the relative temperature is controlled to be about 30 percent, and the configuration of the drying room is as follows: 3 drying rooms for fresh sausage, and transferring to a rapid drying stage after shrinkage and shaping are completed, wherein the early drying time is 20-25 hours. The time period of maximum heat reached 65 degrees within 2 hours of just entering the drying room.
The cooling tower 2 is connected with the solar water tank 3 through a pipeline, so that the temperature of hot water in the solar water tank 3 is kept constant, and meanwhile, the cooling tower 2 continuously cools the solar thermoelectric component 1, so that the normal operation of the solar thermoelectric component 1 is ensured.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. A solar intelligent drying closed system is characterized by comprising a PLC (programmable logic controller), a solar thermoelectric assembly, a solar water tank, a cooling tower, a drying room, an evaporator, a condenser and a radiator, wherein the solar thermoelectric assembly, the solar water tank, the cooling tower, the drying room, the evaporator, the condenser and the radiator are respectively connected with the PLC through cables; the solar thermoelectric component, the solar water tank, the evaporator, the condenser and the radiator are sequentially connected through pipelines; the solar water tank is also connected with the cooling tower through a pipeline; the evaporator, the condenser and the radiator are respectively arranged in the drying room.
2. The closed solar intelligent drying system according to claim 1, wherein the drying room comprises a shelf and a sewage port and a fresh air port, the shelf is respectively arranged in the drying room, and the sewage port and the fresh air port are respectively arranged in the wall of the drying room.
3. The closed solar intelligent drying system according to claim 1, further comprising a dehumidification blower and a water storage tank; the dehumidification fan is arranged in the drying room and is respectively connected with one end of the evaporator through a pipeline; the evaporator is also connected with the water storage tank through a pipeline.
4. The closed solar intelligent drying system according to claim 1, further comprising an inverter, a grid-connected cabinet and a power cabinet; the solar thermoelectric assembly is sequentially connected with the inverter, the grid-connected cabinet and the power cabinet through cables.
5. The solar intelligent drying method based on the system of claims 1-4 is characterized by comprising the following specific steps:
the solar thermoelectric component provides power for the intelligent drying closed system;
hot water flows into a solar water tank through a solar thermoelectric component and is stored;
opening a water pump valve between the solar water tank and the evaporator, conveying hot water to the evaporator, absorbing heat by a refrigerant and conveying the heat into the condenser;
the refrigerant continuously and circularly sends heat, and the heat is dissipated through a radiator connected with the condenser to carry out the heating and drying work in the drying process;
putting the materials on a drying room storage rack, controlling the temperature in the drying room to be not more than 45 ℃ through a PLC (programmable logic controller), preheating and drying for 5-30 minutes, and opening a dehumidifying fan in the drying room;
after the material preheating stage is finished, according to different dried materials, setting proper time, temperature and humidity on a PLC (programmable logic controller) to carry out water-removing, color fixing, dehumidifying, body recovering, sweat returning and fragrance increasing on the materials;
the moisture in the material is continuously discharged by the dehumidifying fan in the drying process, the moisture is changed into liquid state by the heat absorption of a cooling medium in the evaporator through the evaporator, and the solution is sent into the water storage tank for storage through a pipeline.
6. The solar intelligent drying method according to claim 5, further comprising the step of connecting a cooling tower to the solar water tank through a pipeline, keeping hot water in the solar water tank at a constant temperature, and continuously cooling the solar thermoelectric module by the cooling tower, so as to ensure normal operation of the solar thermoelectric module.
7. The solar intelligent drying method as claimed in claim 5, further comprising using the solution in the water storage tank as a raw material for beverage preparation to prepare the beverage.
CN202111320754.1A 2021-11-09 2021-11-09 Solar intelligent drying closed system and drying method thereof Pending CN114165993A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111320754.1A CN114165993A (en) 2021-11-09 2021-11-09 Solar intelligent drying closed system and drying method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111320754.1A CN114165993A (en) 2021-11-09 2021-11-09 Solar intelligent drying closed system and drying method thereof

Publications (1)

Publication Number Publication Date
CN114165993A true CN114165993A (en) 2022-03-11

Family

ID=80478394

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111320754.1A Pending CN114165993A (en) 2021-11-09 2021-11-09 Solar intelligent drying closed system and drying method thereof

Country Status (1)

Country Link
CN (1) CN114165993A (en)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101975413A (en) * 2010-11-18 2011-02-16 中国水电顾问集团昆明勘测设计研究院 Recycling compound energy and high-rise building integrated central heating system
CN202467256U (en) * 2012-02-18 2012-10-03 于勤勇 Solar constant temperature system of swimming pool
CN203215901U (en) * 2013-04-23 2013-09-25 天津鼎拓科技有限公司 Refrigeration and heat supply system for realizing combined operation of solar energy system and heat pump system
CN203454626U (en) * 2013-09-10 2014-02-26 邓州丰奇集团肥业有限公司 Agricultural and sideline product drying room with solar thermal collector assisting air energy heat pump
CN104654764A (en) * 2013-11-15 2015-05-27 西安博昱新能源有限公司 Novel material drying system for solar high-temperature heat pump
US20150155826A1 (en) * 2012-06-05 2015-06-04 Michal Masaryk System and method of cooling of photovoltaic panel and method of installation of system
CN104811132A (en) * 2015-03-10 2015-07-29 上海理工大学 Solar power generation circulating cooling system and control method thereof
KR101914095B1 (en) * 2018-03-14 2018-11-01 해동에너지 주식회사 Shoes drying apparatus using pvt module
CN109489388A (en) * 2018-11-28 2019-03-19 青岛理工大学 A kind of fire hose drying device of heat pump and solar energy coupling
CN211346266U (en) * 2019-06-26 2020-08-25 广州惠特节能科技有限公司 Water source heat pump drying equipment
CN111588065A (en) * 2020-06-29 2020-08-28 广东依明机械科技有限公司 Solar heat pump drying system with open-close type circulation

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101975413A (en) * 2010-11-18 2011-02-16 中国水电顾问集团昆明勘测设计研究院 Recycling compound energy and high-rise building integrated central heating system
CN202467256U (en) * 2012-02-18 2012-10-03 于勤勇 Solar constant temperature system of swimming pool
US20150155826A1 (en) * 2012-06-05 2015-06-04 Michal Masaryk System and method of cooling of photovoltaic panel and method of installation of system
CN203215901U (en) * 2013-04-23 2013-09-25 天津鼎拓科技有限公司 Refrigeration and heat supply system for realizing combined operation of solar energy system and heat pump system
CN203454626U (en) * 2013-09-10 2014-02-26 邓州丰奇集团肥业有限公司 Agricultural and sideline product drying room with solar thermal collector assisting air energy heat pump
CN104654764A (en) * 2013-11-15 2015-05-27 西安博昱新能源有限公司 Novel material drying system for solar high-temperature heat pump
CN104811132A (en) * 2015-03-10 2015-07-29 上海理工大学 Solar power generation circulating cooling system and control method thereof
KR101914095B1 (en) * 2018-03-14 2018-11-01 해동에너지 주식회사 Shoes drying apparatus using pvt module
CN109489388A (en) * 2018-11-28 2019-03-19 青岛理工大学 A kind of fire hose drying device of heat pump and solar energy coupling
CN211346266U (en) * 2019-06-26 2020-08-25 广州惠特节能科技有限公司 Water source heat pump drying equipment
CN111588065A (en) * 2020-06-29 2020-08-28 广东依明机械科技有限公司 Solar heat pump drying system with open-close type circulation

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
杨洪兴: "《绿色建筑发展与可再生能源应用》", 21 December 2016 *
王新雷: "《可再生能源供热理论与实践》", 12 November 2015 *

Similar Documents

Publication Publication Date Title
CN204635500U (en) A kind of multifunction wardrobe
CN203897175U (en) Air source automatic system for controlling withering and baking of white tea
CN106766837B (en) A kind of frequency conversion capability-variable heat pump hot air drying system control method and its control device
CN207147073U (en) A kind of air energy heat pump baking room
CN105433424A (en) Numerical control automatic air energy tobacco leaf curing complete equipment
CN207147192U (en) One kind automatically controls cold-hot air door
CN209013626U (en) Solar heat pump one baking room
CN104482748A (en) Air source heat pump hot-air fan with combined operating modes
CN114165993A (en) Solar intelligent drying closed system and drying method thereof
CN103431041A (en) Grain drying technology
CN205448508U (en) Novel natural gas fruit vegetables drying -machine
CN205695370U (en) A kind of emergency system stored for wet rice drying
CN205284972U (en) Numerical control automatic air can tobacco flue -curing complete sets
CN208418895U (en) A kind of safe super bath with waterproof effect
CN104006648A (en) Multi-heat-source-supplied multi-barn independent baking device
CN204202351U (en) A kind of air-source fluorine pump type dries dehumidifier all-in-one and drying system thereof
CN212962510U (en) Intelligent drying system based on photo-thermal and air energy
CN206165755U (en) A machine for drying vegetables
CN209693930U (en) A kind of tea-drying device
CN212962512U (en) Intelligent drying system based on photo-thermal and air heat pump
CN205561446U (en) Convenient to use's vegetables dewatering and drying case
CN208312950U (en) A kind of coffee bean energy-saving drying system
CN210203156U (en) Fungus drying room
CN204180896U (en) Wild vegetables drying unit
CN207247855U (en) Air complementary energy recycles Analysis of Heat Pump Drying System

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20220311