CN109436580A - A kind of remaining cooling capacity prediction technique of phase change cold-storage incubator - Google Patents
A kind of remaining cooling capacity prediction technique of phase change cold-storage incubator Download PDFInfo
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- CN109436580A CN109436580A CN201811590109.XA CN201811590109A CN109436580A CN 109436580 A CN109436580 A CN 109436580A CN 201811590109 A CN201811590109 A CN 201811590109A CN 109436580 A CN109436580 A CN 109436580A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
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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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/042—Air treating means within refrigerated spaces
- F25D17/045—Air flow control arrangements
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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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
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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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D3/00—Devices using other cold materials; Devices using cold-storage bodies
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Abstract
The invention discloses a kind of remaining cooling capacity prediction techniques of phase change cold-storage incubator, comprising the following steps: the temperature of chill space in incubator is adjusted according to setting value for the hold-over plate heat convection by the way that cold-storage chamber is arranged in；After stopping temperature each time and adjusting: establishing the intracavitary heat transfer model of cold-storage, foundation is solved using the variation of cold-storage chamber, chill space and incubator outside ambient air temperature as heat transfer model, solve the heat transfer model, the cold-storage material solution layer thickness melted in hold-over plate is obtained, to acquire the surplus of solid cold-storage material.The present invention has filled up the blank of existing cold-storage cooling capacity on-line prediction, can ensure cargo transport quality, promotes the promotion and application of hold-over plate transport case.
Description
Technical field
The present invention relates to cold insulation technical field of transportation, and in particular to a kind of remaining cooling capacity prediction side of phase change cold-storage incubator
Method and apply this method.
Background technique
Low-temperature transport is one of important link of Cold Chain Logistics, and the main refrigerant mode currently used for low-temperature transport is machinery
Refrigeration is freezed with hold-over plate.Mechanical refrigeration is traditional one of refrigeration modes, mainly utilizes compressor by refrigerant compression, and
It is sent after refrigerant is cooled down by condenser to evaporator, refrigerant suction heat of vaporization, and heat is taken away, to realize fortune
Air cooling-down in defeated case.Mechanical refrigeration has the characteristics that consistent, mature, but purchases and use cost is larger.And cold-storage system
Cold mode can use electricity using at the peak time and carry out cold-storage, can be realized energy-saving and environment-friendly purpose.
With the appearance of efficient cold-storage material and continuously improving for Cool Storage Technology, hold-over plate insulation transfer box has been obtained increasingly
More concerns, but it is widely applied that there are still some problems needs to solve, wherein and the prediction of cold storage capacity is to guarantee cargo transport product
The key of matter.By the prediction of cold storage capacity, the case where transportation management side can be according to cold-storage material residue cooling capacity, to whether needing more
Change hold-over plate and transportation range judged, guarantee the safety of transportational process, avoid the occurrence of in transit occur temperature not by
The case where control.
Currently, for insulation transfer box cold storage capacity prediction method, mainly by calculate insulation transfer box thermic load,
Transportation range etc. come calculate required cold-storage material amount (CN03153506.2) or predict incubator air themperature variation
(CN201710290612.2, CN105584747) still lacks the side predicted during transportation the cooling capacity of cold-storage material
Method.
Summary of the invention
The object of the present invention is to provide a kind of remaining cooling capacity prediction techniques of phase change cold-storage incubator, transport in cargo cold insulation
The prediction that cold-storage material remains cooling capacity is carried out in the process, and low temperature cold chain transportation and cargo are guaranteed for specification cold-storage heat-preserving carrier
Quality Safety has certain meaning.
In order to realize above-mentioned task, the invention adopts the following technical scheme:
A kind of remaining cooling capacity prediction technique of phase change cold-storage incubator, comprising the following steps:
By the way that the hold-over plate heat convection of incubator cold-storage chamber is arranged in the temperature of chill space in incubator according to setting
Value is adjusted；After stopping temperature each time and adjusting:
The intracavitary heat transfer model of cold-storage is established, is changed with cold-storage chamber, chill space and incubator outside ambient air temperature and is made
Foundation is solved for heat transfer model, and the cold-storage material solution layer thickness melted in hold-over plate is obtained according to the heat transfer model, from
And acquire the surplus of solid cold-storage material.
Further, the intracavitary heat transfer model of the cold-storage are as follows:
Wherein, c1、ρ1Indicate cold-storage chamber air specific heat capacity, density, V1Indicate cold-storage chamber air volume, t1、t2、tw
Respectively indicate cold-storage chamber air temperature, air themperature, outside ambient air temperature in chill space, τ indicates time, K1、K2Respectively
Indicate the coefficient of heat conduction of chill space and cold-storage chamber, the coefficient of heat conduction of external environment and cold-storage chamber；F1、F2Respectively indicate refrigeration
The air heat transfer specific surface area of the air of area and cold-storage chamber heat transfer specific surface area, external environment and cold-storage chamber；QsIndicate hold-over plate
In the cooling capacity that is discharged into surrounding air of cold-storage material.
Further, described according to the heat transfer model, obtain the cold-storage material solution thickness melted in hold-over plate
Degree, comprising:
The cooling capacity Q that cold-storage material is discharged into surrounding air in the heat transfer modelsExpression formula are as follows:
Qs=KsFs(t1-ts) formula 2
Wherein, KsIndicate the coefficient of heat conduction of solid cold-storage material and cold-storage cavity space gas, FsIndicate solid cold-storage material and cold-storage chamber
The heat transfer specific surface area of air, tsIndicate the temperature of solid cold-storage material；
Association type 1, formula 2 find out the coefficient of heat conduction K of solid cold-storage material Yu cold-storage cavity space gass；Then it is solved again by formula 3
The cold-storage material solution layer thickness x melted outl:
Wherein, α1Indicate cold-storage plate surface and cold-storage cavity space gas convection transfer rate, λlIndicate the thermally conductive system of cold-storage agent solution
Number.
Further, the surplus for acquiring solid cold-storage material, comprising:
Solid cold-storage material cooling capacity residue percentage is calculated by following formula 4:
Wherein, a, b, c indicate the initial length of solid cold-storage material, ρsIndicate the density of solid cold-storage material.
Further, the incubator includes the cabinet made of thermal insulation material, and the cold-storage chamber, chill space are casees
Internal mutually independent two regions, in which:
The hold-over plate is removable installed in that the cold-storage is intracavitary, and cold-storage chamber, chill space are connected by air -return duct.
Further, the thermal insulation material, which refers to, forms Combined thermal insulative panel by vacuum heat-insulating plate and polyurethane sheet.
Further, the both ends of the air -return duct are respectively arranged with blower, by open blower accelerate cold-storage chamber with it is cold
The cross-ventilation of Tibetan area, to achieve the purpose that temperature is adjusted.
Further, it is additionally provided with the battery limits for placing control panel in the incubator, it is described automatically controlled to set
Standby includes controller, and the blower is connected to controller, and is provided on heat preservation box outer wall connected to the controller man-machine
Interactive interface.
Further, temperature sensing is provided with outside the cold-storage chamber in the incubator, chill space and incubator
Device.
Further, the temperature of the hold-over plate heat convection to chill space in incubator by the way that cold-storage chamber is arranged in
It is adjusted, comprising:
When chill space, temperature reaches T1, open blower accelerate cold-storage chamber heat convection, with the temperature to chill space into
Row is adjusted；When temperature when chill space reaches T2, blower, T1 > T2 are closed.
The present invention has following technical characterstic:
The present invention is based on cold-storage by arranging that multi way temperature sensor obtains the temperature inside the box situation of change in insulation transfer box
The heat transfer characteristic of agent and air calculates the heat transfer rate of cold-storage material and air according to the variation of air themperature, and then utilizes cold-storage
The thermal capacitance of agent solid-liquid two-phase changes, and is converted into the latent heat surplus of cold-storage material, is eventually converted into the remaining percentage of cold storage capacity.This
The blank of existing cold-storage cooling capacity on-line prediction has been filled up in invention, can ensure cargo transport quality, promotes hold-over plate transport case
Promotion and application.
Detailed description of the invention
Fig. 1 is the flow diagram of method in the embodiment of the present invention；
Fig. 2 is longitudinal schematic cross-sectional view of incubator in the present invention；
Fig. 3 is the three dimensional structure diagram of incubator in the present invention.
Figure label explanation: 1 chill space, 2 blowers, 3 air -return ducts, 4 hold-over plates, 5 cabinets, 6 guide rails, 7 temperature sensors, 8
Human-computer interaction interface, 9 cold-storage chambers, 10 battery limits.
Specific embodiment
As shown in Figure 1, the invention discloses a kind of remaining cooling capacity prediction technique of phase change cold-storage incubator, the heat preservation
The structure of case is as shown in Figure 2 and Figure 3, and the incubator includes the cabinet made of thermal insulation material (5), in the present embodiment, heat preservation
Case is rectangular configuration, and the thermal insulation material is the Combined thermal insulative panel being made of vacuum heat-insulating plate and polyurethane sheet.
The cold-storage chamber (9), chill space (1) are mutually independent two regions in cabinet (5), as shown in Fig. 2, cabinet
(5) two rectangular areas of interior left and right side are respectively cold-storage chamber (9), chill space (1), therebetween also through Combined thermal insulative panel point
Every.The hold-over plate (4) is removable installed in the cold-storage chamber (9), as shown in Figures 2 and 3, on cabinet (5)
It is provided with side door, opening side can place the cargo for needing to refrigerate to chill space (1) behind the door, or be installed, more to hold-over plate (4)
It changes.As shown in Fig. 2, cold-storage chamber (9) interior bottom is provided with guide rail (6), storage can be pushed on guide rail (6) when placing hold-over plate (4)
Cold plate (4) keeps the placement of hold-over plate (4) more convenient.
In the present solution, cold-storage chamber (9), chill space (1) are connected by air -return duct (3), as shown in Fig. 2, in cabinet (5)
The air -return duct (3) is opened up on top surface.Regulate and control for the ease of the temperature to chill space (1), the air -return duct (3)
Both ends are respectively arranged with blower (2), accelerate the cross-ventilation of cold-storage chamber (9) and chill space (1), by opening blower (2) to reach
The purpose adjusted to temperature.
It is predicted for the ease of carrying out temperature regulation and remaining cooling capacity, the cold-storage chamber in this programme in the incubator
(9), temperature sensor connected to the controller (7) are provided with outside chill space (1) and incubator.Wherein, in cold-storage chamber
(9), chill space (1), the temperature sensor (7) outside incubator are respectively provided with multiple, when carrying out temperature acquisition, for some area
The Current Temperatures in domain, such as the Current Temperatures of chill space (1) pass through the multiple temperature sensors laid on chill space (1) inner wall
(7) temperature value acquired is averaging to obtain the more accurate temperature value in the region.
As shown in figure 3, being additionally provided with the battery limits (10) for placing control panel, the electricity in the incubator
Controlling equipment includes controller, and the blower (2) is connected to controller, passes through opening or closing for controller control blower (2)；
Controller can be using such as single-chip microcontroller, PLC controller.Man-machine friendship connected to the controller is provided on heat preservation box outer wall
Mutual interface (8), human-computer interaction interface (8) include display screen and keyboard, and wherein display screen shows the environmental information in cabinet (5),
Such as the temperature in current cold-storage chamber (9), chill space (1), and the surplus of cold-storage material (solid cold-storage material) that do not melt；And
Blower (2) is controlled etc. by the temperature of the settable chill space of keyboard (1), or by controller.
A kind of remaining cooling capacity prediction technique of phase change cold-storage incubator of the invention is established in this method in cold-storage chamber (9)
Heat transfer model calculates the coefficient of heat conduction of solid cold-storage material Yu cold-storage chamber (9) air by the conservation of energy, passes further according to the heat
It leads coefficient and calculates cold-storage material solution layer thickness, finally calculate the surplus of cold-storage material.This method specifically includes the following steps:
Step (1), by the way that hold-over plate (4) heat convection in cold-storage chamber (9) is arranged to the temperature of chill space in incubator (1)
Degree is adjusted according to setting value
The step acquires related properties parameter, cold-storage material and the cold-storages such as the structure size of incubator, cabinet (5) material first
The related property parameter of plate (4), these parameters are stored in the processor.
Specifically, in the present embodiment, controller carries out the temperature of the chill space (1) equipped with cargo according to setting value automatic
It adjusts: when chill space (1) temperature reaches (1) T, the heat convection that blower (2) accelerate cold-storage chamber (9) is opened, to chill space
(1) temperature is adjusted；When the temperature of chill space (1) reaches (2) T, close blower (2).Generally, T (1) value is
(8) DEG C, T (2) value is (2) DEG C；The two numerical value, which can according to need, to be adjusted.
Each time stop temperature adjust after, i.e., blower (2) stop working after (5) minutes in, pass through step (2)
Carry out the calculating of the surplus of cold-storage material.
Step (2) calculates the surplus for the cold-storage material (solid cold-storage material) not melted
Step (2) (1) establishes cold-storage chamber (9) interior heat transfer model, with cold-storage chamber (9), chill space (1) and incubator
Outside ambient air temperature variation solves foundation as heat transfer model, solves the heat transfer model.Using Lumped-Capacity method point
Analysis Unsteady Heat Transfer process establishes heat transfer model, that is, ignores the temperature gradient of object in case, air and cold-storage material solution layer, as
Same transient temperature is equal.
The hold-over plate (4) is rectangular slab, wherein being equipped with cold-storage material, cold-storage material uses phase change cold accumulating agent, has solid
With two states of liquid；The absorption that heat is carried out during state transformation of the cold-storage material from solid to liquid, to reach system
Cold purpose.By the way that the cold-storage material not melted in hold-over plate (4), i.e. chilling requirement can be predicted in the calculating of solid cold-storage dosage
Remaining percentage.
Cold-storage chamber (9) interior heat transfer model is established in the controller:
Wherein, c1、ρ1Indicate cold-storage chamber (9) interior air specific heat capacity, density, V1Indicate cold-storage chamber (9) interior volume of air,
t1、t2、twThe interior air themperature of cold-storage chamber (9), chill space (1) interior air themperature, outside ambient air temperature are respectively indicated, τ is indicated
Moment, K1、K2Respectively indicate the coefficient of heat conduction of chill space (1) and cold-storage chamber (9), the heat biography of external environment and cold-storage chamber (9)
Lead coefficient；F1、F2Respectively indicate air heat transfer specific surface area, external environment and the cold-storage chamber (9) of chill space (1) and cold-storage chamber (9)
Air conduct heat specific surface area；QsIndicate the cooling capacity that the cold-storage material in hold-over plate (4) is discharged into surrounding air.
Step (2) (2) calculates the cold-storage material solution layer thickness melted in hold-over plate (4).
The cooling capacity Q that cold-storage material is discharged into surrounding air in the heat transfer modelsExpression formula are as follows:
Qs=KsFs(t1-ts) formula (2)
Wherein, KsIndicate the coefficient of heat conduction of solid cold-storage material and cold-storage chamber (9) air, FsIt indicates solid cold-storage material and stores
The heat transfer specific surface area of cold chamber (9) air, tsIt indicates the temperature of solid cold-storage material, thinks solid cold-storage material temperature in phase transition process
As its melting temperature；
Association type (1), formula (2) find out the coefficient of heat conduction K of solid cold-storage material Yu cold-storage chamber (9) airs；Then pass through again
Formula (3) solves the cold-storage material solution layer thickness x meltedl:
Wherein, α1Indicate hold-over plate (4) surface and cold-storage chamber (9) cross-ventilation coefficient of heat transfer, λlIndicate that cold-storage agent solution is led
Hot coefficient.
Step (2) (3) calculates the surplus for the solid cold-storage material not melted
The remaining percentage of solid cold-storage material quality (cooling capacity) is calculated by following formula (4):
Wherein, a, b, c indicate that the initial length of solid cold-storage material, i.e. cold-storage material do not start size when melting；ρsTable
Show the density of solid cold-storage material.
Due to cooling capacity=quality × latent heat, latent heat is given value, and cooling capacity, therefore remaining cooling capacity can be converted by finding out quality
Percentage is residual mass percentage.
Controller is after calculating cold-storage material cooling capacity residue percentage, by the percentages show in human-computer interaction interface
(8) on display screen, to realize the prediction for carrying out cold-storage material residue cooling capacity in cargo cold insulation transportational process.
Claims (10)
1. a kind of remaining cooling capacity prediction technique of phase change cold-storage incubator, which comprises the following steps:
By be arranged cold-storage chamber (9) hold-over plate (4) heat convection to the temperature of chill space in incubator (1) according to setting value
It is adjusted；After stopping temperature each time and adjusting:
Cold-storage chamber (9) interior heat transfer model is established, with the change of cold-storage chamber (9), chill space (1) and incubator outside ambient air temperature
It is turned to heat transfer model and solves foundation, solve the heat transfer model, obtain the cold-storage material solution layer melted in hold-over plate (4)
Thickness, to acquire the surplus of solid cold-storage material.
2. the remaining cooling capacity prediction technique of phase change cold-storage incubator as described in claim 1, which is characterized in that the cold-storage
Chamber (9) interior heat transfer model are as follows:
Wherein, c1、ρ1Indicate cold-storage chamber (9) interior air specific heat capacity, density, V1Indicate cold-storage chamber (9) interior volume of air, t1、t2、tw
The interior air themperature of cold-storage chamber (9), chill space (1) interior air themperature, outside ambient air temperature are respectively indicated, τ indicates the moment,
K1、K2Respectively indicate the coefficient of heat conduction of chill space (1) and cold-storage chamber (9), the coefficient of heat conduction of external environment and cold-storage chamber (9)；
F1、F2Respectively indicate the air heat transfer specific surface area of chill space (1) and cold-storage chamber (9), the air of external environment and cold-storage chamber (9)
Heat transfer specific surface area；QsIndicate the cooling capacity that the cold-storage material in hold-over plate (4) is discharged into surrounding air.
3. the remaining cooling capacity prediction technique of phase change cold-storage incubator as described in claim 1, which is characterized in that the solution
The heat transfer model obtains the cold-storage material solution layer thickness melted in hold-over plate (4), comprising:
The cooling capacity Q that cold-storage material is discharged into surrounding air in the heat transfer modelsExpression formula are as follows:
Qs=KsFs(t1-ts) formula 2
Wherein, KsIndicate the coefficient of heat conduction of solid cold-storage material and cold-storage chamber (9) air, FsIndicate solid cold-storage material and cold-storage chamber
(9) the heat transfer specific surface area of air, tsIndicate the temperature of solid cold-storage material；
Association type 1, formula 2 find out the coefficient of heat conduction K of solid cold-storage material Yu cold-storage cavity space gass；Then it is solved by formula 3 again
The cold-storage material solution layer thickness x of thawingl:
Wherein, α1Indicate hold-over plate (4) surface and cold-storage chamber (9) cross-ventilation coefficient of heat transfer, λlIndicate the thermally conductive system of cold-storage agent solution
Number.
4. the remaining cooling capacity prediction technique of phase change cold-storage incubator as described in claim 1, which is characterized in that described acquires
The surplus of solid cold-storage material, comprising:
Solid cold-storage material cooling capacity residue percentage is calculated by following formula 4:
Wherein, a, b, c indicate the initial length of solid cold-storage material, ρsIndicate the density of solid cold-storage material.
5. the remaining cooling capacity prediction technique of phase change cold-storage incubator as described in claim 1, which is characterized in that the heat preservation
Case includes the cabinet made of thermal insulation material (5), and the cold-storage chamber (9), chill space (1) are mutually independent in cabinet (5)
Two regions, in which:
The hold-over plate (4) is removable installed in the cold-storage chamber (9), and cold-storage chamber (9), chill space (1) pass through back
Air duct (3) is connected.
6. the remaining cooling capacity prediction technique of phase change cold-storage incubator as claimed in claim 5, which is characterized in that the heat preservation
Material, which refers to, forms Combined thermal insulative panel by vacuum heat-insulating plate and polyurethane sheet.
7. the remaining cooling capacity prediction technique of phase change cold-storage incubator as claimed in claim 5, which is characterized in that the return air
The both ends in road (3) are respectively arranged with blower (2), accelerate the air pair of cold-storage chamber (9) and chill space (1) by opening blower (2)
Stream, to achieve the purpose that temperature is adjusted.
8. the remaining cooling capacity prediction technique of phase change cold-storage incubator as claimed in claim 5, which is characterized in that the heat preservation
The battery limits (10) for placing control panel are additionally provided in case, the control panel includes controller, the blower
(2) it is connected to controller, and is provided with human-computer interaction interface connected to the controller (8) on heat preservation box outer wall.
9. the remaining cooling capacity prediction technique of phase change cold-storage incubator as claimed in claim 5, which is characterized in that the heat preservation
Temperature sensor (7) are provided with outside cold-storage chamber (9), chill space (1) and incubator in case.
10. the remaining cooling capacity prediction technique of phase change cold-storage incubator as claimed in claim 7, which is characterized in that described is logical
Hold-over plate (4) heat convection being arranged in cold-storage chamber (9) is crossed the temperature of chill space in incubator (1) is adjusted, comprising:
When chill space (1) temperature reaches T1, the heat convection that blower (2) accelerate cold-storage chamber (9) is opened, to chill space (1)
Temperature be adjusted；When the temperature of chill space (1) reaches T2, blower, T1 > T2 are closed.
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| CN201811590109.XA CN109436580B (en) | 2018-12-25 | 2018-12-25 | Residual cold quantity prediction method of phase change cold accumulation insulation can |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110182474A (en) * | 2019-07-09 | 2019-08-30 | 深圳好新鲜冷链科技有限公司 | Cold chain heat insulation box |
| CN110488886A (en) * | 2019-08-29 | 2019-11-22 | 中国科学院国家天文台 | A kind of electronic device operating temperature control method and device |
| CN111907936A (en) * | 2020-08-03 | 2020-11-10 | 松冷（武汉）科技有限公司 | Insulation can and method for realizing intelligent visualization of temperature and time |
| CN112361488A (en) * | 2020-11-30 | 2021-02-12 | 天津商业大学 | Outdoor movable air cooler and control method thereof |
| CN112648787A (en) * | 2019-10-10 | 2021-04-13 | 中车石家庄车辆有限公司 | Method and device for determining cold accumulation residual service life and computer equipment |
| CN112648784A (en) * | 2019-10-10 | 2021-04-13 | 中车石家庄车辆有限公司 | Method and device for determining cold accumulation residual service life and computer equipment |
| CN114450231A (en) * | 2019-09-30 | 2022-05-06 | 旭化成株式会社 | Transportation method, transportation assistance device, and program |
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| CN112648784A (en) * | 2019-10-10 | 2021-04-13 | 中车石家庄车辆有限公司 | Method and device for determining cold accumulation residual service life and computer equipment |
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