1396 results about "Ice storage" patented technology

The invention relates to a system for comprehensively utilizing LNG cold energy for power generation and cold supply. The system comprises a LNG supercharging gasification direct expansion power generation system, a mixed working medium Rankine cycle power generation system, a liquid ammonia refrigeration house cold supply system and an ethylene glycol ice storage bath air conditioner cold supplycirculation system. The cold energy released in the LNG gasification process is utilized; high-grade electric energy is generated through LNG supercharging gasification direct expansion power generation and mixed working medium Rankine cycle power generation; cold is supplied to a refrigeration house through the cold energy released in the LNG gasification process for ammonia recycling; and cold is supplied to an air conditioner through the cold energy released in the LNG gasification process for ethylene glycol ice storage bath recycling. By means of the system, gradient utilization of the LNG cold energy is achieved, and the cold energy utilization efficiency is high.

The invention relates to a system for comprehensively utilizing LNG cold energy for power generation and cold supply. The system comprises a LNG supercharging gasification direct expansion power generation system, a mixed working medium Rankine cycle power generation system, a liquid ammonia refrigeration house cold supply system and an ethylene glycol ice storage bath air conditioner cold supplycirculation system. The cold energy released in the LNG gasification process is utilized; high-grade electric energy is generated through LNG supercharging gasification direct expansion power generation and mixed working medium Rankine cycle power generation; cold is supplied to a refrigeration house through the cold energy released in the LNG gasification process for ammonia recycling; and cold is supplied to an air conditioner through the cold energy released in the LNG gasification process for ethylene glycol ice storage bath recycling. By means of the system, gradient utilization of the LNG cold energy is achieved, and the cold energy utilization efficiency is high.

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.

A refrigerator includes a housing having at least one refrigerator compartment, a door for accessing the at least one refrigerator compartment, and an ice-dispensing assembly. The ice-dispensing assembly includes an insulated housing arranged within the at least one refrigerator compartment, an ice-making device arranged within the insulated housing and configured to produce ice, an ice-storage container arranged within the insulated housing, and a dispenser arranged within the door and communicating with the ice-storage container, wherein the dispenser is configured to transfer ice from the ice-storage container to an external portion of the refrigerator.

The present invention relates to an ice dispenser apparatus having an ice storage bin removably mounted to the refrigerator for receiving and storing ice pieces from an ice maker, a metering device for separating individual ice pieces, and a sensing device for detecting the presence of ice pieces. Actuation of a motor causes the metering device to separate individual ice pieces and the sensing device detects ice pieces before, after, or during dispensing.

A variable ice storage assembly for a refrigerator includes a storage cavity adapted to receive ice from an ice maker. The storage assembly is positioned between a light emitter and a receiver of an ice level sensor. The storage assembly can be utilized in a non-reflecting configuration wherein the ice level sensor functions in a standard manner, or a reflecting configuration wherein the sensing level is effectively lowered within the storage assembly. In the reflecting configuration, first and second mirrored inserts, supported by respective insert portions on the storage assembly, cooperate with first and second reflecting plates on the storage assembly to redirect light from the emitter in a circuitous path. A user may position the mirrored inserts at various angles, depending on the level of ice desired within the storage assembly. The storage assembly may be utilized alone, or as in insert within an ice bucket.

The invention discloses an ocean combustible ice mining method and a mining device adopted by the same. According to the ocean combustible ice mining method, a device for mining combustible ice through heating concentrated saline water is adopted, and heat for heating a combustible ice storage layer is provided by heating the concentrated saline water. The ocean combustible ice mining method is energy-saving and environment-friendly, remarkable in economic benefit, is free from emission and pollution in a mining process, energy-saving and consumption-reducing; and the ocean combustible ice mining device is relatively sample in structure, convenient to use, lower in production cost and convenient for popularization.

An icemaker for a refrigerator having a cabinet with a refrigerated compartment and an unrefrigerated machine compartment includes a body portion formed with an inlet, an outlet and an opening. A flexible mold is positioned in the opening. A water supply is positioned to provide water to the flexible mold. A fluid supply circuit, including a pump mounted in the machine compartment, a first fluid conduit connected between the pump and the inlet, and a second fluid conduit connected to the outlet, provides warm fluid to the body portion. The icemaker forms ice during an ice production cycle and the fluid warmed in the machine compartment is used to partially melt and aid in releasing the ice which is then deposited in a ice storage bin during a harvest cycle.

A backup cooling storage system comprising at least one cooling and storage unit configured to cool a liquid supply using a quantity of cooled material when a main chiller of the liquid supply is not operational, and at least one chilling element configured to generate the quantity of cooled material for the at least one cooling and storage unit when the main chiller of the liquid supply is operational. Additional embodiments and methods are further disclosed.

Disclosed is a method and device for a refrigerant-based thermal energy storage and cooling system with an isolated evaporator coil in a secondary cooling loop. The disclosed embodiments provide a refrigerant-based ice storage system with increased versatility, reliability, lower cost components, reduced power consumption and ease of installation.

A refrigerator includes an ice storage container coupled to a mounting space of an inner wall of a freezing chamber door, and the ice storage container is attachable to and detachable from the mounting space by elastic lever units to maintain and release locking of the ice storage container with the mounting space, and elastic coupling units to maintain coupling of the ice storage container to the mounting space by elastic deformation and restrict movement of the ice storage container in the horizontal direction of the mounting space when the ice storage container is mounted on the mounting space, thereby preventing abrasion and breakdown of components due to user's ease in the assembly of the ice storage container and increase in the fixing force of the ice storage container.

A system and methods for sanitation of ice storage equipment. An ozone generator provides a sanitizing agent comprised of a mixture of ambient air and ozone. The sanitizing agent is circulated through an ice storage bin. The sanitizing agent cleanses interior surfaces of the ice storage bin and also cleanses surfaces of an ice dispenser that dispenses ice from the ice storage bin.

Disclosed are a method and device for a refrigerant-based thermal energy storage and cooling system with isolated external melt cooling. The disclosed embodiments provide a refrigerant-based ice storage system with increased reliability, lower cost components, and reduced power consumption compared to a single phase system such as a glycol system.

The invention belongs to the fields of safety equipment and air conditioner refrigeration, which relate to an air conditioning system of a movable emergent rescue capsule for a coal mine. The air conditioning system comprises an outside capsule refrigerating unit consisting of a refrigeration compressor, a finned heat exchanger, a condensing fan and an expansion valve, and an inside capsule air conditioning device consisting of an upper ice storage tank, a lower ice storage tank and an explosionproof fan. The air conditioning system has main function of conditioning the humidity and the temperature inside the rescue capsule by the least electric quantity when the coal mine has accident, and simultaneously keeping the food fresh. Under normal condition, an explosionproof ice storage unit outside the air conditioning system maintains the ice quantity of the inside capsule air conditioning device by a mine power source; and in cataclysm state, when the outside power supply is interrupted, the air conditioning system can independently work and achieve the refrigeration by fewer energy sources, is not influenced by power reserve in the capsule and the outside environment temperature, provides necessary cold quantity for the rescue capsule, and simultaneously reduces the temperature in the capsule through the condensation. The air conditioning system has simple, convenient and quick temperature regulating control operation and maintenance, and is suitable for maintaining the temperature and the humidity of the rescue capsule under the condition that the supply of the outside energy source is interrupted.

A door assembly is provided that includes a door, a hinge portion, a locking member and a damper member. The locking member locks the door in an opened position and the damper member provides resistance as the door moves from the opened position to the closed position.

An ice supply device and a refrigerator having the same are disclosed. The ice supply device includes an ice breaking unit having a breaker to break ice and a housing to house the breaker, an ice storage container removably coupled to the ice breaking unit and having a discharge hole to discharge ice, and a binding device to bind the ice storage container and the ice breaking unit. Accordingly, the ice storage container can be separated from the ice breaking unit, thereby facilitating handling of the ice storage container.

The present invention refers to an ice-making machine provided with an ice formation reservoir (2), an auxiliary tank (6) and an ice storage region (5). Inner part of reservoir (2) is provided with a transport element (16), a shovel (4) with angular movement and a finger-type evaporator (3) forming ice pieces. During ice manufacturing process, shovel (4) moves periodically at low frequencies so as to attract impurity particles and water salts, leaving them far from ice piece formation regions. Through the machine of the present invention, impurity-free ice pieces are produced.

An ice storage bin and an icemaker apparatus are disclosed. The ice storage bin has a body for defining an ice collection cavity and a channel surrounding at least a substantial portion of the body for permitting fluid flow through the channel. The icemaker apparatus is disposed in a fresh food compartment of a refrigerator. The icemaker apparatus has an ice maker, above the ice storage bin, and an icemaking compartment for accommodating the ice maker and the ice storage bin.

An ice supply device and a refrigerator having the same are disclosed. The ice supply device includes an ice breaking unit having a breaker to break ice and a housing to house the breaker, an ice storage container removably coupled to the ice breaking unit and having a discharge hole to discharge ice, and a binding device to bind the ice storage container and the ice breaking unit. Accordingly, the ice storage container can be separated from the ice breaking unit, thereby facilitating handling of the ice storage container.

A portable ice storage and dispensing device has a portable container for housing the ice to be dispensed. An opening is formed on the portable insulated container. The opening is used for dispensing the ice out of the portable insulated container. An ice dispenser is located internal to the portable insulated container and extends partially out of the portable insulated container. The ice dispenser is used for moving and directing the ice out of the opening.

A refrigerator includes a refrigerator cabinet having at least one door, an ice dispenser operatively connected to one of the at least one door having an opening for dispensing ice, an ice storage receptacle for storing ice disposed within the refrigerator cabinet, an ice crusher, an ice transfer mechanism for moving ice from the ice storage receptacle to the ice crusher, an ice chute for conveying ice from the ice crusher to the ice dispenser, and an intrusion barrier positioned within the ice chute to assist in preventing objects entering the ice chute through the ice dispenser from reaching the ice crusher without stopping ice flow through the ice chute. The ice dispenser may include a first switch and a second switch, the first switch being spaced apart from the second switch, and the ice dispenser adapted to require simultaneous activation of the first switch and the second switch to dispense ice. The ice dispenser may also include one or more sensors in the ice chute to detect objects moving toward the ice crusher.

A refrigerator having: an ice storage container in a freezer formed with an opening at a side thereof; an ice breaking part for receiving ice cubes stored in the ice storage container and making shaved ice; a rotating blade which is rotatably provided in the opening; a first discharging part for discharging the ice cubes released to the opening and crushed ice broken by the rotating blade; a second discharging part that communicates with the ice breaking part to cause the ice cubes to be released from the opening and transferred by the rotating blade into the ice breaking part; and first and second discharging levers for opening and closing the first discharging part and the second discharging part, respectively. Thus, the invention provides a refrigerator for selectively distributing and supplying ice stored within an ice storage part to a single transferring unit.

A refrigerator includes an ice storage bin, an opening provided in the ice storage bin through which ice is discharged, and a plurality of blades provided in the ice storage bin, such that the plurality of blades can rotate in a forward direction or in a reverse direction, to selectively discharge ice through the opening as whole ice or crushed ice, where gravity and the plurality of blades are the only forces exerted on the ice collected in the ice storage bin.

A refrigerator with a storage chamber and a door to open and close the storage chamber, the refrigerator having: an ice making chamber, which is provided in the storage chamber; an ice making device, which is provided in the ice making chamber to make ice; an ice storage part, which stores the ice transferred from the ice making device; and a dispenser unit, which is provided in the storage chamber to dispense the ice stored in the ice storage part.

The invention belongs to a central air-conditioning system, in particular to an energy-saving central air-conditioning system which uses ice slurry as an energy storage carrier for transferring the load of an electricity peak in the daytime to an electricity valley in the night. The central air-conditioning system mainly comprises a host refrigerating machine, a plate heat exchanger, an ice slurry generator, an ice storage tank, a water pump, a control system, and the like. The central air-conditioning system has the main functions of providing low-temperature water of about 1DEG C and low-temperature wind of about 15 DEG C, reducing the total installed capacity of the host refrigerating machine of a building, the diameter of a cold water pipe and the motor power of an end blower, balancing the power loads of the electricity peak and the electricity valley of a power system and reducing the operation cost of air conditioners, electrical capacity fees, initial cost, and the like by utilizing the power price difference between peak and valley power demand periods.

The invention provides a cooling load prediction based optimal control method of an ice-storage system. The method comprises the steps as follows: step one, total daily cooling load amount of an object of the ice-storage system is predicted; step two, whether the total daily cooling load amount of the object exceeds a proportion of total cold accumulation amount of the required ice-storage system is judged, if yes, a step three is executed, otherwise, the ice-storage system adopts a partial cold accumulation mode for cold supply, and then a step four is executed; step three, a corresponding cold accumulation mode is adopted for cold supply according to a priority level sequence of electricity price periods; and step four, during the electricity price valley period, the ice-storage system performs cold accumulation according to maximum cold accumulation power, and all cooling load is provided for the system by the cold accumulation amount. According to the invention, the method based on cooling load prediction and priority ordering is adopted to optimize a control strategy of the ice-storage air-conditioning system, and the economic efficiency of the operation of the ice-storage system is improved.

Disclosed are a method and device for a refrigerant-based thermal storage system wherein a condensing unit and an ice-tank heat exchanger can be isolated through a second heat exchanger. The disclosed embodiments provide a refrigerant-based ice storage system with increased reliability, lower cost components, and reduced power consumption compared to a single phase system such as a glycol system.