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693 results about "Ice storage" patented technology

Refrigerator

In the related art refrigerator, its structure for supplying water to a dispenser and water tank was complicated. In addition, since an icemaker is installed in a refrigerating chamber of the refrigerator, there is a problem in that the water supplied into the icemaker is frozen. Furthermore, if the icemaker is installed in the freezing chamber of the refrigerator in which the refrigerating chamber is formed at a lower portion thereof and a refrigerating chamber is formed at an upper portion thereof, there is another problem in that it is difficult to control the temperature in the refrigerating chamber or ice-making capability of the icemaker is lowered. The present invention is directed to a refrigerator. According to an aspect of the present invention for solving the above problems, there is provided a refrigerator including a refrigerating chamber formed at a relatively upper portion of a refrigerator body and a freezing chamber formed at a relatively lower portion of the refrigerator body, which comprises an ice-making chamber which is partitioned in the refrigerating chamber by means of insulating walls and includes an icemaker for making ice and an ice storage for storing the ice made in the icemaker, a first heat exchanger for generating cold air to regulate the temperature in the ice-making chamber, and a second heat exchanger for generating cold air to regulate the temperature in the freezing and refrigerating chambers, wherein the first and second heat exchanger are components of a heat exchange cycle. According to the refrigerator of the present invention so configured, there are advantages in that the temperature in the refrigerating chamber can be accurately controlled, the loss of cold air can be minimized and the structures for supplying water into the icemaker and the dispenser can be simplified.
Owner:LG ELECTRONICS INC

Hybrid type energy supply system coupling natural gas based distributed energy source system with ground source heat pump

The invention discloses a hybrid energy supply system coupling a natural gas based distributed energy source system with a ground source heat pump. The hybrid type energy supply system comprises a gas turbine, a lithium bromide absorption unit, an exhaust heat boiler, a first water source heat pump unit, a second water source heat pump unit, a first heat exchanger, a second heat exchanger, a third heat exchanger, an absorption dehydrating device, an underground heat exchanger, a paralleling set, an ice storage device, a first heat storage water tank, a second heat storage water tank, a construction energy consumption monitoring and controlling device and a signal feedback control network. Exhaust heat of the distributed energy source system is utilized sufficiently, and efficiency of a total energy system is further improved. Two energy source technologies of fossil clean energy and renewable energy are comprehensively utilized to couple and integrate, and advantageous complementation of the two energy sources is realized. Compared with an existing hybrid energy supply system, the hybrid energy supply system has the advantages that energy utilization efficiency is greatly improved, huge environmental protection benefit can be created, and practical significance is great.
Owner:HUNAN UNIV

Experimental device for simulating generation and exploition of benthonic combustible ice and application method thereof

The invention discloses an experimental device for simulating the generation and the exploition of benthonic combustible ice and an application method thereof. The experimental device comprises a stainless steel cylinder body, a middle penetration plate, a bottom rubber airbag, a top sealing device and an external frame, wherein the cylinder body is divided into three parts by the middle penetration plate of the whole device, i.e., a simulated seawater layer, a sedimentation layer (hydrate layer) and a free air layer from top to bottom; three windows are respectively designed in the front surface and the rear surface of the cylinder body, thereby being convenient for observation of phenomena during the generation and the decomposition of hydrates; the top sealing device works in a combined mechanical sealing mode, so that the sealing effect of the device can be guaranteed; the pore ratio of a combustible ice storage layer can be controlled according to experimental designs; and a magnetizer-induced heating temperature controller is wrapped around the combustible ice storage layer, so that the temperature can be accurately controlled so as to realize the heating of the storage layer. According to the experimental device, the conventional hydrate synthesis and decomposition experiment can be carried out; meanwhile, the large-scale simulation of the benthonic hydrates can be realized; and particularly, the phenomena in synthesis and exploition processes can be recorded by a high-speed CCD (Charge Coupled Device) camera during the generation and the exploition of seepage-type hydrates, so that the simulation visualization is realized.
Owner:SHANDONG UNIV OF SCI & TECH

Refrigerating/heating system of air-conditioner of LNG (Liquefied Natural Gas) power-driven vessel

The invention discloses a refrigerating/heating system of an air-conditioner of an LNG (Liquefied Natural Gas) power-driven vessel; the refrigerating/heating system comprises an LNG vaporization loop, an ice storage circulation loop, a heat recycling loop and a seawater loop. In summers, a two-stage refrigerant and cold energy transferring manner is adopted, cold energy produced by the LNG vaporization during the running of the LNG power-driven vessel is recycled and stored in a cold and heat accumulating device and used as a cold source of an air-conditioning system to meet the cold supplying demand of vessel cabins; in winters, the vaporized LNG enters a power system of a vessel main engine and is combusted to generate a large amount of residual heat for recycling, and the residual heat is used as a heat source of the air-conditioning system to meet the heating demand of the vessel cabins. The cold energy produced during the LNG vaporization and the heat capacity released during combustion are used as the cold and heat sources of the air-conditioning system; therefore, not only the cold and heat demands of the vessel cabins are solved, but the large amount of investment in the refrigerating unit of the air-conditioning system of the vessel is saved; and meanwhile, the refrigerating/heating system solves the mismatching of the LNG vaporization capacity and cold/heat capacities the technical bottleneck of the non-synchronization between the vaporization time and the cold/heat utilization time.
Owner:JIANGSU UNIV OF SCI & TECH

Multi-split air conditioning system

The invention relates to a multi-split air conditioning system. A compressor, an outdoor heat exchanger and an indoor heat exchanger form a connection loop through two four-way valves, electronic expansion valves, electromagnetic valves, wherein a terminal a of a first four-way valve is connected with the refrigerant outlet of the compressor; the terminal d of the first four-way valve is connected with the terminal w of a second four-way valve by virtue of a check valve; the terminal c of the first four-way valve is connected with the terminal y of the second four-way valve in parallel and then is connected with the refrigerant inlet of the compressor by virtue of a gas-liquid separator; the terminal w of the second four-way valve is connected with the refrigerant outlet of the compressor through a first electromagnetic valve; the terminal x of the second four-way valve is sequentially connected with the outdoor heat exchanger, a high pressure liquid storage tank, a second electromagnetic valve, a second electronic expansion valve, an indoor unit electronic expansion valve and the terminal s1 of the indoor heat exchanger; and the terminal s2 of the indoor heat exchanger is connected with the terminal b of the first four-way valve. The multi-split air conditioning system disclosed by the invention is mainly applied to a heat pump air conditioning hot water system and has an ice storage function. The multi-split air conditioning system disclosed by the invention can save more energy, and has high working efficiency and wider practical range.
Owner:GD MIDEA HEATING & VENTILATING EQUIP CO LTD

Supercooled liquid ice slurry continuous preparation device

The invention discloses a supercooled liquid ice slurry continuous preparation device which comprises a refrigeration circulating system and a supercooled water liquid circulating system, wherein the supercooled liquid circulating system comprises a supercooler assembly, a supercooled liquid circulating assembly and an ice storage tank; the supercooler assembly is formed by connecting n supercoolers in parallel; and the refrigeration system comprises a compressor, a condenser, a liquid storage device, a dry filter, an evaporating pressure regulating valve, a master solenoid valve, n throttle control assemblies and n refrigerant flow reversing assemblies. When a certain supercooler is blocked by ice, the valve in the flow channel can be closed, and the refrigerant flow reversing assembly can be adjusted to melt the ice by hot gas produced by the refrigerant; and after the ice barrier is eliminated, the valve can be opened. In the process, the supercoolers in other flow channels still work normally, thereby realizing continuous preparation of ice slurry. The ice melting heat source of the supercoolers is the condensation heat of the refrigerant in the refrigeration system without consuming additional electric energy, thereby reducing the energy consumption of the device.
Owner:HUAZHONG UNIV OF SCI & TECH

Ice making device and control method thereof

The invention discloses an ice-making device and the control method thereof. The ice-making device comprises a driver, a controller, an ice build-up tank, etc., and a switch control mechanism of the driver is provided with a switch control arm and a photoelectric signal generating part and drives the switch control arm through a camshaft gear wheel so as to trigger the photoelectric switching signal and drives a tumbler to drive an ice detecting arm so as to realize the action of detecting the ice back and forth in the longitudinal direction, and the tumbler restricts the movement of the switch control arm to result in that the switch is switched off at the position where the ice is detected. The control method is as follows: the invention tests the state that whether the ice storage box is full of ice, and then controls the movement action, the water supplementation control, fullness of the ice in the ice storage box of the ice build-up tank, thus resulting in that the ice making device stands by or stops the control of ice making. The lack of water in a water storage box results in that the ice-making device stands by or stops the control of the ice making and the control of position detection of the ice build-up tank; when the ice build-up tank is arranged at the position where the ice is made, the position where the ice is shed or the position where the ice is detected, the photoelectric switch can be turned off and the photoelectric switch is on when the ice build-up tank is arranged at other positions. The control is stable and reliable and realizes the goal that the system saves more energy and is more humanized.
Owner:刘勇 +2

Ice breaking device and refrigerator

An embodiment of the invention provides an ice breaking device and a refrigerator and relates to the technical field of preparation equipment of ice blocks in order to solve the problem that the ice blocks which are frozen together cannot pass through an ice outlet due to the fact that the ice blocks cannot be separated in an ice block mode in the prior art. The ice breaking device comprises an ice storage container, wherein an ice blade assembly is arranged in the ice storage container and comprises a spindle, fixed ice blades, movable ice blades and ice block separation structures, the spindle can drive the movable ice blades to rotate, the fixed ice blades and the ice block separation structures are located on two sides of the spindle respectively and are fixed relative to the ice storage container, when the spindle drives the movable ice blades to rotate in the first direction, the ice blocks in the ice storage container can be broken under the action of shearing force of the movable ice blades and the fixed ice blades, and when the spindle drives the movable ice blades to rotate in the second direction, the ice blocks which are frozen together can be separated under the matching of the movable ice blades and the ice block separation structures. The ice breaking device is applied to an attached ice maker of the refrigerator.
Owner:HISENSE RONSHEN GUANGDONG REFRIGERATOR

Dynamic super cooled water circulation ice-making system

The invention provides a dynamic supercooled water circulation ice-making system, which is characterized in that a low-temperature refrigeration unit is connected with a supercooled heat exchanger; the supercooled heat exchanger is connected with an ice-making generator; the ice-making generator is connected with an ice storage tank; the ice storage tank is connected with the supercooled heat exchanger via a water circulating pump. In the running of the system, the heat provided by the low-temperature refrigeration unit changes the water running through the supercooled heat exchanger into supercooled water (less than 0 DEG C remaining in liquid state); and then through the function of the water circulating pump, the supercooled water runs through the ice-making generator to eliminate the supercooled state of the supercooled water, and the water is changed into ice and water mixture, i.e., crystalloid flowing binary ice, and finally flows into the ice storage tank to be stored for use by air-conditioning users. The dynamic supercooled water circulation ice-making system of the invention has the advantages of simple structure, low heat loss in each heat exchange, low energy consumption and high ice-making efficiency, and the ice-making system represents a new direction of development of binary ice-making system.
Owner:SHANGHAI MARITIME UNIVERSITY +1
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