CN-122015376-A - Artificial sea ice making device and method

CN122015376ACN 122015376 ACN122015376 ACN 122015376ACN-122015376-A

Abstract

The invention relates to the technical field of simulation tests, in particular to an artificial sea ice making device and an ice making method. The control component controls the water draining component to drain brine through the water draining port in the freezing process, so that dynamic control of the salinity of the generated sea ice is realized. The control assembly is used for injecting cold air and brine into the freezing box in stages through the refrigerating assembly and the brine injection assembly, and discharging the brine through the control drainage assembly, so that layered ice making is realized. The control assembly is used for realizing staged layered ice making, on one hand, the ice making efficiency is improved, high-concentration salt water generated in each stage is discharged, on the other hand, the natural sea ice growth process is simulated, and experimental samples with adjustable salinity and which are closer to real sea ice are prepared in a laboratory environment, so that the problem that a professional sea ice preparation device is lacked in the prior art is solved.

Inventors

WANG ZHENNAN
ZHANG HUIBO
QIAN HENGYU
LI GUANGHUA
FU BENSHUAI
XU JIANAN

Assignees

哈尔滨工程大学

Dates

Publication Date: 20260512
Application Date: 20260310

Claims (10)

1. The artificial sea ice making device is characterized by comprising a control assembly, a refrigerating assembly (1), a brine injection assembly, a freezing box (2) and a drainage assembly; The refrigerating assembly (1) is used for preparing a refrigerant and is communicated with the freezing box (2), the control assembly controls the refrigerating assembly (1) to transmit the refrigerant to the freezing box (2), the brine injection assembly is communicated with the freezing box (2), the control assembly controls the brine injection assembly to inject brine into the freezing box (2), the freezing box (2) is used for containing and freezing the brine, the drainage assembly comprises a drainage outlet (3) communicated with the freezing box (2), and the control assembly controls the drainage assembly to drain the brine through the drainage outlet (3) in the freezing process so as to control the salinity of the sea ice generated.
2. The ice making device for artificial sea ice according to claim 1, wherein the freezing box (2) comprises a box body (4) and a box cover assembly, the box cover assembly is arranged above the box body (4), the box cover assembly comprises a first cover plate (5) and a second cover plate (6) which are sequentially arranged along the vertical direction, a diversion layer is arranged between the first cover plate (5) and the second cover plate (6), a brine evacuation area (8) and a refrigerant evacuation area (27) are arranged in the diversion layer, a water injection hole (7) which is arranged in the brine evacuation area (8) and is communicated with the box body (4), and a gas injection hole (26) which is arranged in the refrigerant evacuation area (27) and is communicated with the box body (4) are arranged on the second cover plate (6), the refrigerating assembly (1) and the brine injection assembly are both communicated with the diversion layer, and the brine injection assembly injects brine into the brine evacuation area (8) and simultaneously the refrigerating assembly (1) injects the refrigerant into the refrigerant evacuation area (27).
3. The artificial sea ice making device according to claim 2, wherein a partition structure (9) is provided in the split layer, the partition structure (9) partitions the split layer into the brine evacuation area (8) and the refrigerant evacuation area (27), the brine evacuation area (8) is provided on the inner side of the partition structure (9), and the refrigerant evacuation area (27) is provided on the outer side of the partition structure (9).
4. A device according to claim 3, wherein the second cover plate (6) is square, the partition structure (9) comprises a longitudinal portion (10) and a transverse portion (11), a center line of the longitudinal portion (10) is arranged along a diagonal line of the second cover plate (6), and a center line of the transverse portion (11) is perpendicular to a center line of the longitudinal portion (10).
5. The artificial sea ice making device according to any one of claims 2-4, wherein the brine injection assembly comprises a precooler (12) for precooling brine, an inlet end of which is provided with an air inlet port (13) and an air inlet port (14), an outlet end of which is provided with an air outlet port (15) and a plurality of water outlet ports (16), the air inlet port (13) being in communication with the refrigeration assembly (1), the air inlet port (14) being in communication with a brine preparation assembly (25), the air outlet port (15) and the water outlet ports (16) both being in communication with the diversion layer, the air inlet port (13) being in communication with the air outlet port (15) within the precooler (12), and the air inlet port (14) being in communication with the water outlet ports (16).
6. The artificial sea ice making device according to claim 5, wherein the precooler (12) comprises a precooling shell (17) and a spiral tube (18), the spiral tube (18) is arranged in the precooling shell (17), the air inlet interface (13) is communicated with the top of the precooling shell (17), the air outlet (15) is communicated with the bottom of the precooling shell (17), the water inlet interface (14) is communicated with the top of the spiral tube (18), and the water outlet (16) is communicated with the bottom of the spiral tube (18).
7. The artificial sea ice making device according to claim 5, wherein the refrigeration assembly (1) comprises a first refrigerant line (19) and a second refrigerant line (20), the first refrigerant line (19) being in communication with the air inlet interface (13), the second refrigerant line (20) being in communication with the tank (4).
8. The artificial sea ice making device according to any one of claims 2-4, wherein the drainage assembly comprises a drainage pipeline and a drainage valve arranged on the drainage pipeline, an observation window (21) is arranged on the side wall of the box body (4), a temperature sensor is arranged in the box body (4), and the temperature sensor and the drainage valve are electrically connected with the control assembly.
9. An artificial sea ice making device according to any one of claims 2-4, comprising a support assembly arranged below and connected to the freezing chamber (2), the support assembly comprising support legs (22) and cross beams (23), the cross beams (23) being arranged between the support legs (22), a fork-like space being formed between adjacent cross beams (23).
10. A method of making ice, characterized in that it is based on an artificial sea ice making device according to any one of claims 1-9, comprising: s1, starting the refrigeration assembly (1) to convey a refrigerant into the freezing box (2), and pre-cooling the freezing box (2); s2, controlling a brine injection assembly to inject brine into the freezing box (2); S3, controlling the refrigerating assembly (1) to convey a refrigerant into the freezing box (2) so as to freeze brine; S4, after a set time length, controlling the drainage assembly to discharge high-concentration brine; s5, repeating the steps S2 and S4 until sea ice with a preset thickness is formed; In the step S4, the thickness ratio of the frozen sea ice layer to the unfrozen brine layer within the set time period is 3:1 to 5:1.

Description

Artificial sea ice making device and method Technical Field The invention relates to the technical field of simulation tests, in particular to an artificial sea ice making device and an artificial sea ice making method. Background In recent years, global climate warming trend is increasingly remarkable, and the temperature rising speed of arctic regions is particularly remarkable, so that the coverage area of arctic sea ice is continuously reduced, and the thickness is remarkably reduced. This change creates unprecedented convenience for navigation of arctic routes, and simultaneously promotes arctic regional resource exploration and development activities to enter a new climax. However, despite the increasing prominence of the strategic and economic value of arctic regions, systematic research on the mechanical properties of arctic sea ice remains relatively inadequate. Currently, the key mechanical characteristics of sea ice such as strength, deformation and damage mechanism under the load of complex environment are not fully known. In addition, with technological development, some new ice breaking technologies are continuously emerging, for example, an ice breaking method based on heat energy, sound waves or special materials, the effectiveness and applicability of the technologies are urgently needed to be verified and optimized through a large number of experiments, and the acquisition of natural arctic sea ice is not only high in cost, but also severely limited by seasons and regions. If a conventional fresh water ice maker is adopted, the pure water ice produced by the conventional fresh water ice maker has essential differences with the real sea ice in composition and structure, and cannot meet the application requirements. Disclosure of Invention The invention provides an artificial sea ice making device and an ice making method, which are used for preparing simulated sea ice to simulate real sea ice. The technical scheme of the invention is as follows: in a first aspect, an artificial sea ice making apparatus includes a control assembly, a refrigeration assembly, a brine injection assembly, a freezing chamber, and a drain assembly; The refrigerating assembly is used for preparing a refrigerant and is communicated with the freezing box, the control assembly controls the refrigerating assembly to transmit the refrigerant to the freezing box, the brine injection assembly is communicated with the freezing box, the control assembly controls the brine injection assembly to inject brine into the freezing box, the freezing box is used for containing and freezing the brine, the drainage assembly comprises a drainage port communicated with the freezing box, and the control assembly controls the drainage assembly to drain the brine through the drainage port in the freezing process so as to control the salinity of the generated sea ice. The freezing box comprises a box body and a box cover assembly, wherein the box cover assembly is arranged above the box body, the box cover assembly comprises a first cover plate and a second cover plate which are sequentially arranged along the vertical direction, a diversion layer is arranged between the first cover plate and the second cover plate, a brine evacuation area and a refrigerant evacuation area are arranged in the diversion layer, a water injection hole which is arranged in the brine evacuation area and is communicated with the box body, a gas injection hole which is arranged in the refrigerant evacuation area and is communicated with the box body, the refrigerating assembly and the brine injection assembly are communicated with the diversion layer, and the brine injection assembly injects brine into the brine evacuation area and simultaneously injects refrigerant into the refrigerant evacuation area. Preferably, a partition structure is arranged in the diversion layer, the partition structure divides the diversion layer into a brine evacuation area and a refrigerant evacuation area, the brine evacuation area is arranged on the inner side of the partition structure, and the refrigerant evacuation area is arranged on the outer side of the partition structure. Preferably, the second cover plate is square, the partition structure comprises a longitudinal portion and a transverse portion, a center line of the longitudinal portion is arranged along a diagonal line of the second cover plate, and a center line of the transverse portion is perpendicular to a center line of the longitudinal portion. Preferably, the brine injection assembly comprises a precooler for precooling brine, an inlet end of the precooler is provided with an air inlet interface and an air inlet interface, an outlet end of the precooler is provided with an air outlet and a plurality of water outlets, the air inlet interface is communicated with the refrigeration assembly, the air inlet interface is connected with the brine preparation assembly, the air outlet and the water outlets are communicated