808 results about "Ice storage" patented technology

The invention discloses an ice storage air-conditioning system optimization control method based on a dynamic programming algorithm, which comprises the following steps: acquiring operation data of an ice storage air-conditioning system in real time, and constructing a directed graph model, directed graph nodes and interconnection weights among the nodes; transferring and converting a cold storage and release operation mode of the ice storage air-conditioning system in a preset optimization time domain into a shortest path for solving the directed graph model; based on a directed graph model, solving a shortest path by using a dynamic programming algorithm; and on the basis of the shortest path, an ice storage air conditioning system control strategy is generated and issued to a system execution layer, and the control strategy comprises but is not limited to a switching decision of a cold storage and release operation mode in each time period of the optimization time domain and an equipment start-stop state. The cold storage and release operation mode is controlled through the dynamic planning method, efficient matching of cold storage air conditioner loads is achieved, the system energy efficiency is improved, the operation cost is reduced, and operation and maintenance operation is simplified.

An ice making appliance defines a vertical direction, a lateral direction, and a transverse direction. The ice making appliance includes a cabinet, an ice storage compartment, an ice mold provided above the ice storage compartment, a first reservoir provided within the cabinet, a deionization filter provided within the first reservoir, a conductivity sensor coupled to the deionization filter, and a first circulation system is provided in the first reservoir. The first circulation system includes an inlet downstream of the deionization filter whereby the first circulation system supplies filtered water to the ice mold. A second reservoir is provided within the cabinet, and the second reservoir in fluid communication with the first reservoir.

The utility model belongs to the technical field of refrigeration equipment, and provides an ice making device which comprises an ice storage box, an ice making mechanism, a water tank and a filtering mechanism, the ice storage box is used for storing ice blocks, and leakage holes are formed in the bottom of the ice storage box; the ice making mechanism comprises an ice maker, a water carrying pocket and a driver, the ice maker is arranged on the water carrying pocket, the driver is used for driving the water carrying pocket to overturn towards the ice storage box, the water tank is connected with the ice making mechanism through a pipeline, and a water pump is arranged on the pipeline; the filtering mechanism is arranged between the ice storage box and the water tank, the filtering mechanism comprises a containing cavity located in the water tank and a filter cone arranged at the bottom of the containing cavity, and the filter cone is used for filtering ice water and guiding liquid water into the water tank. The utility model further provides the movable refrigerator. The technical problem that in the prior art, a movable refrigerator only has refrigerating and ice making functions, and direct drinking chilled water cannot be made is solved.

The invention discloses an ice melting and storing device outside a spiral coil pipe, and belongs to the technical field of ice melting devices. Comprising a cylindrical ice storage tank, a water inlet header pipe is arranged on the upper portion, a water outlet header pipe is arranged on the lower portion, the water inlet header pipe is connected with a water distributor, and the water outlet header pipe is connected with a water collector; the spiral heat exchange coil pipe is arranged in the cylindrical ice storage tank; the air blowing assembly is arranged at the bottom of the cylindrical ice storage tank, and the air blowing assembly is used for blowing air flow into the cylindrical ice storage tank; the water collector and the air blowing assembly are two concentric annular channels and are integrally arranged at the bottom of the cylindrical ice storage tank, a plurality of first communicating holes are formed in the water collector, and a plurality of second communicating holes are formed in the air blowing assembly. By means of the device, return water with the high temperature is discharged into the cylindrical ice storage tank again, meanwhile, air flow is blown into the cylindrical ice storage tank through the air blowing assembly, water flow in the cylindrical ice storage tank is disturbed, and melting of ice bodies is promoted.

The invention discloses a biological sample low-temperature preservation box, and particularly relates to the technical field of DNA sample preservation, the biological sample low-temperature preservation box comprises a box body and a first box door, the first box door is movably connected with the box body through a hinge, a touch screen, a first camera and a fingerprint lock are fixedly installed at the top end of the box body, and a second camera is fixedly installed on the front side of the box body; a semiconductor refrigerator is fixedly installed in the box body, a second box door is movably arranged on the rear side of the first box door, and the second box door is movably connected with the front side of the box body through a hinge. The threaded ice storage barrel is rotated to be far away from the box body, then ice blocks are placed in the threaded ice storage barrel, finally the threaded ice storage barrel is installed and fixed, auxiliary refrigeration is conducted on the interior of the box body, and meanwhile, along with gradual melting of the ice blocks, generated water enters the water storage barrel through the guide pipe; the one-way valve can prevent water in the water storage barrel from flowing back into the threaded ice storage barrel, the structure is simple, and auxiliary refrigeration can be conveniently carried out on the interior of the box body.

The invention discloses an LNG cold energy brine ice making device and method. The LNG cold energy brine ice making device comprises an LNG gasification system, a cold energy recovery system, an ice making and storing system and an ice unloading system. According to the LNG gasification system, LNG is gasified after exchanging heat with a refrigerant, and the refrigerant is cooled and enters the cold energy recovery system. In the cold energy recovery system, saline water exchanges heat with a low-temperature refrigerant and then is cooled to circularly supply cold to the ice-making and ice-storing system; according to the ice making and storing system, ice making water in an ice mold exchanges heat with low-temperature saline water in an ice making pool to be cooled to form ice blocks, the ice blocks are stored in the ice making pool when the ice does not need to be discharged, and integration of ice making and ice storage is achieved; according to the de-icing system, de-icing is carried out on an ice mold filled with ice blocks through a de-icing pool. Saline water ice making is carried out through LNG cold energy, energy saving and consumption reduction are achieved, and the ice block quality is improved; the device has the advantages of being high in automation degree, long in service life, small in occupied area, low in investment cost, high in cold energy utilization rate, high in ice making efficiency and the like.

A refrigerator appliance includes a cabinet defining a chilled chamber, a door rotatably mounted to the cabinet and rotatable between a closed position enclosing the chilled chamber and an open position providing access to the chilled chamber, an icemaker mounted to the door, and an ice storage system for storing ice produced by the icemaker. The ice storage system includes a door-mounted ice bucket positioned below the icemaker for storing the ice formed by the icemaker; an ice storage drawer positioned within the chilled chamber, and a damper mounted at a bottom end of the door-mounted ice bucket, the damper being movable between a closed position to retain the ice within the door-mounted ice bucket and an open position to direct the ice into the ice storage drawer.

The invention belongs to the technical field of refrigeration control of refrigeration houses, and provides an energy-saving method and device for ice slurry storage circulation in a refrigeration house and a medium, and the method comprises the following steps: monitoring operation parameters of the refrigeration house in real time, and obtaining and analyzing data to predict a cold load demand; in a low-ebb electricity price period, refrigerating parameters are automatically adjusted according to cold load prediction and cold storage tank reserves, and ice making is implemented; when the temperature of the refrigeration house is close to a set threshold value, energy-saving regulation and control are performed in combination with a prediction result According to the cold load and reserve conditions, different working condition stages of the refrigeration house are determined, and finally a circulation regulation and control result is generated based on the flow-state ice circulation requirement; according to the method, through cold load prediction and accurate regulation and control according to different working conditions, invalid operation and excessive refrigeration of refrigeration equipment are avoided, energy consumption is effectively reduced, ice making and cold storage are achieved through the low-ebb electricity price, electric energy is reasonably utilized, and the electricity utilization cost is reduced.

The invention discloses a quick-cooling ice-making table water purifying and drinking machine. A water refrigerating device comprises a cold container water inlet pump, a cold container, a compressor, a drying filter, a condenser, a cold container evaporator, a reversing electromagnetic valve and a cold container water outlet pump. The ice making device comprises an ice making upper shell, an ice mold evaporator, a compressor, an ice mold evaporator, a deicing electromagnetic valve, a funnel assembly and an ice block conveying assembly, two evaporators, namely a cold container evaporator and the ice mold evaporator are arranged, and pure water in a cold container is refrigerated to 1-2 DEG C through cooperation of the cold container evaporator; when ice blocks are needed, the funnel assembly in the cold container moves upwards, full cold water is conveyed to the ice making module, the ice making module is matched with the ice mold evaporator to make the ice blocks, the funnel assembly moves downwards, the ice block conveying assembly moves to the position below the ice making module, the ice blocks are conveyed out of the ice outlet after ice melting, the whole ice making process is completed within 50 seconds, and quick ice making through cooling and quick ice block making are achieved. The ice blocks are used when being made, and the problems that the ice blocks breed bacteria, and no ice is stored and condensed are effectively solved.

The invention relates to the technical field of lithium batteries, in particular to a lithium battery waste heat utilization system. According to the invention, through the ingenious series connection and heat exchange design of the cooling liquid loop, the low-grade waste heat of the lithium battery is recovered and utilized to the maximum extent. According to the system, the cooling liquid absorbing the heat of the battery is sequentially used for driving the data center to cool, pre-cooling return air of the refrigerating system and finally cooling with a low-temperature secondary refrigerant of the ice storage system. According to the process, gradient utilization of heat is achieved, cooling energy consumption of the data center and the refrigerating system is remarkably reduced, the ice making efficiency of the ice storage system is improved, the comprehensive utilization rate of energy is greatly improved on the whole, and the purposes of saving energy and reducing consumption are achieved.

The invention provides an intelligent ice-making amount control method for an ice maker, which comprises the following steps of: acquiring operation data including environment temperature, humidity, residual ice amount of an ice storage bin and energy consumption of a refrigerating system in real time through an environment temperature sensor, a humidity sensor, an ice storage bin sensor and an energy consumption detection module, and combining with user ice using historical data recorded by a storage module. And based on the data, establishing an ice consumption rule model for predicting the next ice consumption time point and the required ice amount, and calculating the amount of ice to be supplemented by combining the current remaining ice amount of the ice storage bin. And calculating the required ice-making time by using the amount of ice to be supplemented and the environmental parameters, and determining the optimal ice-making starting time point according to the required ice-making time so as to dynamically optimize the ice-making time arrangement. In the ice making process, the ice making power is adjusted by monitoring the return water temperature change rate, and when the return water temperature change rate is larger than a first threshold value, the ice making power is maintained. According to the method, the ice making amount can be intelligently adjusted, the ice making efficiency is improved, the energy consumption is reduced, and diversified ice using requirements of users are met.

The utility model relates to an ice-making structure of a vehicle-mounted refrigerator, the vehicle-mounted refrigerator comprises a refrigeration box body and an ice-making box body, an ice-making mechanism is arranged in the ice-making box body, the ice-making mechanism comprises an ice-making cavity, an ice storage cavity and a water storage tank, the ice-making cavity and the ice storage cavity are located above the water storage tank, an ice-making device is arranged in the ice-making cavity, the ice-making device comprises an ice-making water tank and an ice-making mold, and the ice-making mold is located above the ice-making water tank. A refrigerating pipe and a heating pipe are connected in the ice making mold; the refrigerating box body is additionally arranged, the outdoor ice using requirement of people can be met, the refrigerating pipe is arranged on the ice making mold for quick freezing, the heating pipe is used for separating ice blocks from the ice making mold, ice making and ice block collecting are automatically completed, the rotating motor drives the ice making water tank to turn over, the ice blocks are conveyed to the connecting pressing plate and the ice block pushing plate and then pushed into the ice storage cavity, and the ice making effect is achieved. Ice blocks can be automatically manufactured and collected, the water leakage holes, the water outlet pipe, the water pump and the water supply pipe circularly supply water, water in all the processes is collected, cyclic utilization of the water is achieved, waste of the water is reduced, and the water using efficiency is improved.

An ice making assembly mounted on a door of a refrigerator appliance includes an icebox mounted on the door and defining an ice making chamber and an icebox opening to the ice making chamber, an ice storage bin positioned below the icebox for storing ice, wherein an intake slot is defined between the icebox and the ice storage bin, a damper mounted over the icebox opening and being movable between an open position to permit a flow of air through the icebox opening and a closed position to prevent the flow of air through the icebox opening, a drive motor operably coupled to the damper, and a controller in operative communication with the drive motor for selectively pivoting the damper between the open position and the closed position.

The invention discloses heat exchange equipment for a nuclear power station heat pipe air conditioner, which comprises a box body and an ice supplementing device, the inner space of the box body is divided into an upper area and a lower area by a grating plate, the lower area is used as a water storage area, a condenser of the heat pipe air conditioner is arranged in the lower area, water used as a heat exchange coolant is accommodated, and the liquid level of the water submerges the condenser; the upper area serves as an ice storage area, ice blocks are contained in the ice storage area, the ice blocks are melted after being heated and enter the ice storage area through the grating plate, and an ice supplementing device is installed above the ice storage area and used for making ice to supplement the ice blocks into the ice storage area. The heat exchange equipment is small in size, large in cold storage capacity, high in release efficiency and good in heat exchange effect. The invention further provides a nuclear power facility.

The utility model provides an ice-making system and ice-making equipment, the ice-making system comprises an ice-making device, an ice storage container, a first water tank and a second water tank, the ice storage container is used for storing ice cubes made by the ice-making device, the ice-making device, the first water tank and the second water tank are sequentially connected through a water delivery pipeline, the first water tank supplies water to the ice-making device, and the second water tank supplies water to the ice-making device. The second water tank supplies water to the first water tank, the capacity of the first water tank is smaller than that of the second water tank, and the first water tank communicates with the ice storage container and is used for collecting melted water in the ice storage container. Therefore, as the capacity of the first water tank is smaller than that of the second water tank, that is, water contained in the first water tank is less, and the first water tank can collect melted water of the ice storage container, so that the water in the first water tank is pre-cooled, the temperature of the water supplied to the ice making device by the first water tank can be reduced in a short time, and the ice making efficiency is improved. Therefore, the ice making device can make ice quickly, and the ice making efficiency of the ice making system can be improved.

The invention relates to a simulation model of a large distributed photovoltaic-ice storage air conditioning system and a modeling method. The modeling method comprises the following steps that meteorological parameters of the place where the large distributed photovoltaic-ice storage air conditioning system is located are collected; generating hourly cooling load of the ice storage air-conditioning system through regional comprehensive energy scheme optimization and economic evaluation software; according to the meteorological parameters and the hourly cold load, the area, the arrangement mode and the generating capacity of the solar photovoltaic panels are confirmed; setting parameters of the ice storage air-conditioning system according to the meteorological parameters and the hourly cooling load data; according to the time intervals of refrigeration, ice storage and ice release in the simulated operation state of the ice storage air-conditioning system, a control strategy is set through a related forced function; and according to the simulation operation result of the large distributed photovoltaic-ice storage air conditioning system, the generating capacity of the solar photovoltaic panel, the cold storage capacity of the ice storage device, the inlet and outlet temperature, the refrigerating capacity of the refrigerating machine and the inlet and outlet temperature are output.

The invention discloses an intelligent control method and device for an ice storage system and a storage medium. The method comprises the steps of obtaining real-time data; constructing a dynamic load prediction model based on the real-time data; predicting the cold load per hour of the next day and the total cold load of the non-ice storage time period based on the dynamic load prediction model, and determining the ice storage amount of the next day; according to the ice storage amount of the next day, the peak value of the cooling load per hour of the next day and a preset electricity price policy, a preset cooling capacity distribution scheme is selected; and optimizing cooling capacity distribution according to the selected preset cooling capacity distribution scheme, and coordinating cooling of the base load refrigerator, cooling of ice melting and cooling of the double-working-condition refrigerator. According to the method, the dynamic load prediction model is constructed, so that the problem that a traditional method depends on static historical data and cannot capture sudden load changes is solved. In addition, by optimizing a cooling capacity distribution strategy, operation of the base load cooling machine, ice melting cooling and the double-working-condition cooling machine is coordinated, and the energy efficiency of the ice storage system is further improved.

The invention provides ice making equipment and an ice making method. The ice making equipment comprises an ice making assembly, an ice storage assembly and a controller, and the ice making assembly is used for preparing ice blocks; the ice storage assembly is used for storing the ice blocks prepared by the ice making assembly, the ice blocks are stacked in the ice storage assembly according to the preparation time sequence to form an ice block stacking body, and the ice blocks on the upper surface of the ice block stacking body are the latest ice blocks with the most later preparation time sequence; the controller is configured to receive the first signal, judge whether ice blocks are not newly added to the ice storage assembly or not according to the first signal, execute timing operation and output a second signal based on timing duration under the condition that the ice blocks are not newly added, and the second signal is used for triggering and indicating the fresh state of the ice blocks in the ice storage assembly and providing indication of the freshness of the ice blocks for a user; the eating experience and safety are ensured, and the friendliness of a user product is improved.

The invention discloses a multi-path cold taking cross-seasonal natural ice storage and cold supply system which comprises an ice storage and cold supply body device and a layered cold taking device, and collaborative optimization of cross-seasonal cold storage and efficient cold supply is achieved through functional integration. Three sets of parallel heat exchange pipe networks are arranged in the ice storage and cold supply body device, outdoor low-temperature cold air naturally flows into the pipe networks in winter and exchanges heat with water serving as a cold storage material, the water is frozen into ice, and the ice making and cold storage functions driven by natural cold energy are achieved. In transition seasons, an inlet and an outlet of the heat exchange pipe network are closed and combined with a composite thermal insulation material to reduce cold loss and ensure long-term storage of cold; in summer, the layered cooler communicates with the horizontal heat exchange pipe network through the pipeline connecting part, the cooling path is dynamically adjusted, the cooling capacity requirement of a user side is accurately matched, the cold source utilization efficiency is improved, and the cooling capacity loss is reduced. According to the system, the adaptability and reliability of system operation are remarkably improved while efficient cold storage and flexible cold supply of natural cold energy are achieved.

The utility model relates to a flexible water and ice storage slope protection retaining wall, and belongs to the technical field of civil engineering. In order to overcome the defects existing in the prior art, the flexible water and ice storage slope protection retaining wall comprises a retaining wall body structure and a drainage ditch adjacent to the outer side of the retaining wall body structure, the retaining wall body structure comprises a gabion set, the gabion set comprises a plurality of gabions arranged from top to bottom, and the gabions are arranged in the drainage ditch. The gabion is filled with aggregate, and galvanized steel wire rings are arranged on the outer side and the bottom of the gabion set. The drainage ditch comprises a side ditch, a seepage ditch located below the side ditch and a drainage pipe buried in the seepage ditch. The utility model provides an integrated retaining wall structure which has an ice retaining function in a high-altitude area and a water and soil protection capability of a cut slope. The slope retaining structure is suitable for slope retaining protection of a water-rich slope with a seasonal freezing and thawing phenomenon in a high-altitude or alpine region.

An automatic ice discharging device for an ice maker comprises an ice storage bucket and an ice discharging device. The ice storage bucket comprises an ice storage bucket inner container and an ice storage bucket shell. The ice storage barrel inner container comprises an inner container body, an ice outlet end face, an ice guide groove and an ice outlet. The ice outlet end face is arranged in an inclined mode. The ice guide groove is of an annular structure, and the central axis of the ice outlet device coincides with the central axis of the ice guide groove. And the groove spacing of the ice guide grooves is the same as the opening spacing of the ice outlets. The ice discharging device comprises a driving device, an ice stirring unit and a stirring frame. The driving device comprises a driving body and a driving shaft. The ice stirring unit comprises a connecting piece, a connecting rod and an ice stirring frame. And the extending directions of the ice poking rack and the connecting rod are perpendicular to each other. And the ice poking frame is accommodated in the ice guide groove, so that the ice poking frame can drive ice blocks in the ice guide groove to flow to the ice outlet. According to the ice discharging device, ice blocks are screened and stirred, and the ice discharging stability and efficiency are improved.

The utility model provides a small bullet ice maker which comprises a shell, an ice making water box and an ice making assembly, a water storage box and an ice storage box are installed at the front end of the shell in a drawable mode, and the ice storage box is located on the upper side of the water storage box. The ice making water box is rotatably installed in the shell and extends in the front-back direction of the shell, a water return groove is formed in the position, located below the outer side of the ice making water box, of the shell, and the water return groove is communicated with the water storage box; a plurality of inclined ice guide plates are arranged on one side of the water return groove at intervals in the front-back direction of the shell, and the inclined ice guide plates are configured to guide ice blocks into the ice storage box when the ice making water box rotates to pour ice; the ice making assembly comprises an evaporator extending in the front-back direction of the shell, the evaporator is located over the ice making water box, and a plurality of ice making die heads extending towards the interior of the ice making water box are arranged on the evaporator; the small bullet ice maker provided by the utility model overcomes the defects that the width size of the existing ice maker is larger and ice is inconvenient to store.

The utility model provides a water making and ice storage all-in-one machine, which comprises an electrical cabinet, a refrigeration main machine module, an immersed ice storage module, a falling curtain type ice water module and a stainless base assembly, and the refrigeration main machine module comprises a compressor, an oil-gas separator, an air-cooled condenser, a liquid storage device, a drying filter, a liquid viewing mirror, a liquid supply ball valve, a gas-liquid separator, a high / low pressure controller and the like. The immersed ice storage module is composed of a liquid supply electromagnetic valve, an air return electromagnetic valve, an expansion valve, an air blower, an ice storage plate set, a heat preservation water tank, a temperature sensor and the like. The falling curtain type ice water module is composed of a liquid supply electromagnetic valve, an air return electromagnetic valve, an expansion valve, a submersible pump, a temperature sensor, a lower heat preservation water tank, an upper water tank, an evaporation plate set, a water spreader and the like. When a user needs a cold source, ice water can be recycled by starting an external water supply pump. The refrigerating system is novel in structure and reasonable in design. Ice can be made at night to store cold energy, cold energy is released in the daytime, meanwhile, ice water can be made for use, and the practicability is high.

The invention provides a building ice storage system multi-time scale scheduling method based on a generalized energy storage model. The invention discloses an ice storage model based on generalized energy storage. A detailed model for refrigeration of an ice storage unit and double-working-condition operation characteristics of the ice storage unit are comprehensively considered. Firstly, a detailed refrigeration model of an ice storage refrigeration unit is analyzed, and a dynamic ice melting and ice making optimization scheduling method considering time-of-use electricity price is provided. Secondly, aiming at the problem that the ice storage amount is difficult to schedule visually, the generalized energy storage model is introduced to accurately represent the cold storage amount, and the multi-time-scale scheduling method for the ice storage system based on the generalized energy storage model is provided. According to the method, the temperature of the cooling space can be controlled according to the environment temperature and the ice storage level, economic operation of a refrigeration system can be ensured through an optimization strategy, power grid load transfer is effectively assisted, and the purpose of peak load shifting is achieved.

The utility model discloses an ice discharge structure and an ice maker, the ice discharge structure comprises an ice storage chamber, an ice discharge chamber and a thermal insulation cover, the ice discharge chamber is connected with the ice storage chamber to form a first connecting channel, the first connecting channel is communicated with the ice storage chamber and the ice discharge chamber, and the thermal insulation cover is connected with the ice storage chamber. The heat preservation cover is rotationally connected to the ice storage chamber or the ice outlet chamber and used for covering or conducting the first connecting channel. The ice storage chamber is used for storing ice blocks, the ice outlet chamber is used for discharging ice, when the ice needs to be discharged, the heat preservation cover is opened, the ice blocks in the ice storage chamber enter the ice outlet chamber through the first connecting channel and then are discharged from the ice outlet chamber, and the heat preservation cover rotates to cover the first connecting channel, so that the ice storage chamber and the ice outlet chamber are separated, and the heat preservation effect of the ice storage chamber is improved; and the ice stored in the ice storage chamber is not easy to melt.

The present application proposes an ice maker comprising: a filter; the filter seat is used for supporting the filter and is provided with a first condensate water discharge flow channel and a water collection tank, the water collection tank is communicated with the first end of the first condensate water discharge flow channel, and the water collection tank is used for receiving condensate water flowing down from the outer side wall of the filter and guiding the condensate water to the first condensate water discharge flow channel; an ice storage box; the mounting base body is provided with a containing cavity, an inlet and outlet and a second condensate water discharging flow channel, the ice storage box is movably arranged in the containing cavity, the inlet and outlet are communicated with the containing cavity and used for allowing the ice storage box to transversely enter and exit from the containing cavity, and the second condensate water discharging flow channel is located below the containing cavity; the second condensed water discharge flow channel is communicated with the accommodating cavity and the second end of the first condensed water discharge flow channel, and the second condensed water discharge flow channel is used for discharging the condensed water out of the ice maker. According to the ice maker, the cost can be reduced, meanwhile, the structure can be simplified, the overall structure of the ice maker is more compact, the occupied space is smaller, and miniaturization and compactness arrangement of the ice maker is better facilitated.

The utility model discloses a composite type pipeline cleaning vehicle which comprises a vehicle body, an air compressor, an air storage tank, an electric control valve, a central control cabinet, an ice maker and an ice storage tank, wherein the air compressor, the air storage tank, the electric control valve, the central control cabinet, the ice maker and the ice storage tank are arranged on the vehicle body. The composite pipeline cleaning vehicle has the beneficial effects that the composite pipeline cleaning vehicle can achieve free switching of three cleaning modes of single-phase cleaning, two-phase cleaning and three-phase cleaning so as to adapt to different pipeline conditions and upstream water source conditions, construction is easy, ground excavation is not needed, pipelines are not damaged, pipeline cleaning operation is easy, convenient and rapid, and the cleaning efficiency is improved. A proper cleaning mode is selected according to the pipeline evaluation condition and the upstream water source condition, the pipeline safety is effectively protected, pipeline damage is avoided, water consumption is small, applicability is wide, functions are rich, universality is good, popularization is easy, the cleaning capacity is high, and the cleaning effect is good; the problems of medicament loss and endangering water supply quality safety do not exist, a large amount of medicaments do not need to be purchased, and the cost is low.

The invention relates to the technical field of food processing, in particular to a chicken quality preservation treatment method based on sectional regulation, which is characterized in that chicken is pretreated by a composite biological preservative solution, and ice storage treatment and staged storage are combined, so that microbial growth and enzymatic activity of the chicken are effectively inhibited; fat oxidation and protein degradation are delayed, so that the chicken still keeps excellent quality in long-term storage; in the staged storage process, key indexes are monitored in real time or periodically, a threshold value comparison and stage switching mechanism is established, and accurate dynamic regulation and control of the staged modified atmosphere packaging environment under the condition of dynamic deterioration of the chicken quality are achieved. Through segmented regulation and control, juice loss, color deterioration and decay of the chicken in the storage process can be effectively prevented, so that the sensory quality and the nutritional quality of the chicken are maintained, and meanwhile, the gas utilization efficiency in the storage environment is also remarkably improved.

The invention discloses low-temperature severed finger replanting storage equipment and a constant low-temperature system, and relates to the technical field of medical equipment.The low-temperature severed finger replanting storage equipment comprises a box body, a supporting assembly used for containing severed fingers is arranged in the box body, the bottom face of the box body is connected with an ice storage box, and dry ice is contained in the ice storage box; a drain hole communicated with the ice storage box is formed in the bottom wall of the box body, a valve plate used for controlling the drain hole to be opened and closed is installed on the bottom wall of the box body in a sliding mode, and a control component used for controlling the valve plate to slide is installed on the box body. The top of the box body is further provided with a cleaning assembly used for cleaning the severed fingers placed in the box body. A low-temperature environment is provided through dry ice refrigeration, a temperature sensor and a controller are matched to maintain constant low temperature, and the influence of temperature fluctuation on severed finger tissue activity is reduced; the cleaning assembly can clean the severed fingers, the pollution risk is reduced, good conditions are created for severed finger replanting, and the replanting success rate is increased.

The utility model relates to energy equipment technical field discloses a kind of dynamic ice systems of ice blocking prevention and maintaining outlet temperature, including ice storage tank, ice storage tank inner wall is sequentially fixedly connected with ice slurry conveying branch pipe, stirring rod, semi-permeable membrane from top to bottom, the top of the ice slurry conveying branch pipe is fixedly connected with multiple ice slurry conveying spout, ice storage tank one side inside is fixedly connected with gas pipe, the one end of gas pipe is fixedly connected with air pump, air pump is located the outer side wall of ice storage tank, air pump outer wall is fixedly connected with air suction pipe and transmission shaft, the one side electric connection of air pump has monitoring line one, the one end electric connection of monitoring line one has monitoring device.In the utility model, ice crystal and water are completely separated by semi-permeable membrane, fine ice crystals entering the inlet of subcooling plate exchanger can be filtered out during ice storage, ice blocking in the plate exchanger is avoided, ice crystal filter is saved, the size of dynamic ice maker can be reduced, and the effects of preventing ice blocking and maintaining outlet temperature are achieved.