236results about How to "Achieve refrigeration" patented technology

The present invention relates to a kind of air-cooled water-cooled double-evaporator hot-water machine unit for recovering after heat of waste water. It is characterized by that it has a refrigeration circulating loop composed of compressor, water-cooled condenser, air-cooled evaporator and water-cooled evaporator. On said loop a controller is set. Said invention also provides the working principle of said air-cooled water-cooled double-evaporator hot-water machine unit and its concrete operation method.

The invention discloses an ejector-based vortex pipe refrigeration system, which comprises a compressor, a first condenser, a vortex pipe, a second condenser, a first evaporator, a first ejector, a first throttle valve, a second evaporator and a gas-liquid separator. The compressor is sequentially connected with the first condenser and the vortex pipe in series; a hot end outlet of the vortex pipe is sequentially connected with the second condenser, the first ejector, the gas-liquid separator, the first throttle valve, the first evaporator and the compressor in series; and a cold end outlet of the vortex pipe is sequentially connected with the first ejector, the gas-liquid separator and the compressor in series. In the system the ejector is used to recycle energy of a refrigerant at the cold end outlet of the vortex pipe, so the refrigeration efficiency of the vortex pipe is improved; the condenser is arranged at the hot end outlet of the vortex pipe so that the throttling efficiency of the system is higher; and the single-temperature-level, two-temperature-level or multi-temperature-level refrigeration effect is achieved.

The invention relates to the industrial cultivation method of Hypsizigus marmoreus and the mushroom house adopted. Mainly before the outgrowth of young mushroom, the temperature in the mushroom house is firstly controlled in 14 DEG C +- 1 DEG C. After the young mushrooms send forth, the temperature in the mushroom house is controlled from 15 DEG C to 18 DEG C. The air exchanger is adopted for the ventilation 2 to 4 times of the mushroom house everyday and each time is for 5 to 15 minutes. The cooling fan is also switched on for the synchronous operation with the air exchanger. An ultrasonic humidifier is adopted for the humidification to the air inside the mushroom house, so that the relative humidity can be controlled between 85 to 95%. When the ultrasonic humidifier is switched on, so is the cooling fan. Through a grid arranged above each layer of mushroom bed, the space on the mushroom bed is partitioned to a plurality of placing spaces, so that each cultivation bag can be placed inside a placing space. With the program, the production cycle is reduced and the quality of Hypsizigus marmoreus is also improved. Thus the growth of Hypsizigus marmoreus in accordance of the requirement of the characteristics can be ensured. The air humidity inside the mushroom bed is uniform with low energy consumption. Therefore, the automatic production can be achieved.

The invention discloses a double containers air-cooled and frost free horizontal refrigerator, relates to the technical field of refrigerating equipment, is not limited by a refrigerator box platform,and is simple in structure and easy to produce and assemble. The double containers air-cooled and frost free horizontal refrigerator comprises a refrigerator body. The refrigerator body comprises a shell and a first inner container, wherein the first inner container is fixed in the shell. An insulating layer is arranged between the first inner container and the shell. A second inner container isarranged in the first inner container. An air duct is formed between the second inner container and the first inner container. The air duct is provided with an evaporator and a fan. The second inner container is provided with a return air inlet and an air outlet which are in communication with the air duct. The double containers air-cooled and frost free horizontal refrigerator is used for refrigerating food.

The invention relates to an intelligent bread machine which comprises a control device, a machine body, an inner barrel, a stirring knife, a motor and an automatic water adding device, wherein a knife shaft penetrates through the bottom of the inner barrel; the stirring knife is placed in the inner barrel; the motor drives the knife shaft; the machine body is provided with a cavity body for placing the inner barrel; the cavity body is internally provided with a first sensor for detecting the temperature and a heating pipe; the automatic water adding device comprises a water tank and a water pump; the water tank is internally provided with a second sensor for detecting the water temperature; the control device is electrically connected with the first sensor, the second sensor, the water pump, the heating pipe and the motor. Flour, yeast and water are separated through the water tank, the danger that the water is contacted with the flour or the yeast due to long-time reservation is avoided, the effect for making bread through long-time reservation is ensured, the temperature of the water added into the inner barrel is ensured by utilizing the second sensor for detecting the water temperature, thus the temperature of doughs is regulated effectively, and the consistency for making bread is ensured.

The invention relates to a potential energy converting device of a novel hydraulic piston pump. Most conventional piston pumps are driven by motors or diesel engines and have deficiencies of needing to use electricity, diesel, and the like. Therefore, the potential energy converting device comprises a piston pump mechanism, wherein the piston pump mechanism comprises a cylinder body and a piston; a fluid material inlet pipe and a fluid material outlet pipe are arranged on the cylinder body; and check valves are arranged on both the fluid material inlet pipe and the fluid material outlet pipe. The potential energy converting device is characterized in that the potential energy converting device further comprises a gravity water container and a resetting device, wherein the gravity water container is connected with the piston through a pull rope or/and a connecting rod; a water filling pipe and a valve are arranged above the gravity water container; a water outlet and a sluice gate are arranged on the gravity water container; and a sluice gate triggering device is arranged on the gravity water container in a matched manner. The potential energy converting device of the novel hydraulic piston pump, which is disclosed by the invention, has the advantages of reasonable design and simple and practical structure, and utilizes the gravity or buoyancy force of water with a certain water level difference to do work to increase the pressure intensity of fluid, thereby achieving the aims of water lifting, refrigeration, heating, power generation, and the like and serving the humankind.

An air flue system of a compartment of a refrigerator comprises an air flue device which comprises a first cover plate, a second cover plate, an air flue part and a fan. The air flue part is installed between the first cover plate and the second cover plate, the first cover plate is close to an opening surface of the compartment, the second cover plate is installed close to the back wall of an inner cavity of the compartment, and the fan is slantingly installed on the second cover plate. A first cold air flue is arranged between the flue part and the first cover plate, a first warm air flue is arranged between the air flue part and the second cover plate, and the fan is communicated with the first cold air flue. An air return port is arranged on the air flue device and communicated with the first warm air flue. An air outlet is arranged on the first cover plate and communicated with the first cold air flue. The invention further provides a refrigerator comprising the compartment, wherein the air flue system is installed in the compartment. The air flue system of the compartment of the refrigerator and the refrigerator solve problems of low refrigeration efficiency in compartment air supply, non-uniformity in air supply and large temperature difference.

The invention relates to a refrigeration control system and method for a cooking utensil and the refrigeration cooking utensil. The refrigeration control system comprises a pot body, a refrigeration device, a temperature collector and a controller, wherein the refrigeration device, the temperature collector and the controller are arranged on the pot body; the temperature collector is used for collecting a temperature value of a cooking cavity in the pot body after appointment time of the cooking utensil is started and sending the collected temperature value to the controller; the controller isused for adjusting the running power of the refrigeration device according to the temperature value, and accordingly the temperature in the cooking cavity is kept within the preset temperature. According to the refrigeration control system, the controller controls the running power of the refrigeration device to adjust the temperature of the cooking cavity in the pot body, it is guaranteed that the cooking utensil is kept in a low temperature state within an appointment time period anytime and bacteria can be prevented from breeding in the cooking utensil within the appointment time.

The invention provides an automobile heat management system and a battery electric vehicle and relates to the technical field of electric automobiles. The battery electric vehicle comprises the aboveautomobile heat management system. In the automobile heat management system, a refrigerating agent subsystem, a battery heat management subsystem and an electric drive cooling subsystem are all connected to a heat exchanger; the refrigerating agent subsystem is used for refrigerating a passenger compartment or used for releasing heat to the heat exchanger or absorbing heat from the heat exchanger;the battery heat management subsystem is used for absorbing heat from the heat exchanger and heating a battery pack or used for refrigerating the battery pack; and the electric drive cooling subsystem is used for refrigerating an automobile electric drive device or used for heating the passenger compartment or used for releasing heat to the heat exchanger. The heating capacity and the refrigerating capacity of the automobile heat management system are high, the energy use rate is high, and cost is low.

The invention specifically relates to phase-changing and temperature-adjusting wearable equipment, which comprises a wearable equipment main body and a plurality of phase-changing heat accumulation units which are arranged on the wearable equipment main body, wherein phase-changing materials are arranged in the phase-changing heat accumulation units; and the phase-changing materials are used for storing and releasing heat energy transmitted by an external environment. Through the technical scheme disclosed by the invention, heating and refrigerating under a power-off state are achieved.

The hot finned plate heat exchanger as one new type of heat exchanger is one important mechanism for recovering exhausted wind energy of large air conditioning system, recovering afterheat of high temperature fume and dissipating heat of computer CPU. Its structure includes vacuum liquid-filled end plates and core body, the vacuum liquid-filled end plates are set on two sides of the vacuum liquid-filled passage, and the core body sonsists of the vacuum liquid-filled passage and several finned plate passages. Each of the vacuum liquid-filled passages and the finned plate passages has upper andlower partition boards, side sealing tapes and internal fins. Each of the finned plate passages is separated by one sealing tapes into two parallel hot medium passage and one cold medium passage. After being assembled, the heat exchanger is arranged obliquely or vertically.

The invention provides an air conditioner and a heat exchange system thereof. The heat exchange system of the air conditioner comprises a closed pipeline formed by a compressor, a four-way valve, an outdoor heat exchanger, a throttling device and an indoor heat exchanger in sequential arrangement. Refrigerant flows in the closed pipeline, and a reversing device is arranged between an inlet and an outlet of the outdoor heat exchanger to enable same flowing direction of the refrigerant in the outdoor heat exchanger when the heat exchange system of the air conditioner is in a refrigerating status and a heating status. Owing to the reversing device is arranged between the inlet and the outlet of the outdoor heat exchanger, flowing directions of the refrigerant in the outdoor heat exchanger are same and both opposite to the air direction when the heat exchange system of the air conditioner is in the refrigerating status and the heating status, heat exchange effects of the outdoor heat exchanger are guaranteed to be always optimal, refrigerating and heating effects of the heat exchange system of the air conditioner are improved, energy efficiency in refrigerating and heating is improved, and accordingly service quality of the air conditioner is improved.

The invention aims to provide a solar distributed point focusing optical lens tracing vacuum tube utilizing system. For realizing distributed arrangement according to land conditions in urban areas, a set of solar point focusing utilization system is formed by at least one vacuum tube utilization device, a solar tracing system, a point focusing solar mirror and a tracing support, a plurality of sets of solar point focusing utilization systems are arranged in different areas, and a plurality of groups of vacuum tube utilization devices can be connected with one another to form the solar point focusing utilization system. In the invention, due to the change of the array mode of the conventional slot type solar system into a distributed mode, a slot type solar utilization technique of the solar is suitable to be used in different areas and cities in combination with buildings in these different areas conveniently with fewer requirements and limitation on land, and a new solar utilization type and mode is provided for various kinds of solar utilization.

The invention provides an optical fiber coiling device. The optical fiber coiling device comprises an inner barrel, an outer barrel, wherein the inner barrel is provided with a cylindrical outer surface, a spiral first groove is arranged on the outer surface, a water-cooling channel is further arranged in the inner barrel, the outer barrel is provided with a cylindrical inner surface, a spiral second groove is arranged on the inner surface, and a water-cooling channel is further arranged in the outer barrel. The outer barrel is covered outside the inner barrel, and the position of the first groove and the position of the second groove correspond to each other and are combined with each other to accommodate optical fibers.

Disclosed is a cold accumulation type heat insulation box provided with a cold accumulation tank. A condenser is arranged on the top of the front end of the outside of the refrigeration heat insulation box, the cold accumulation tank for storing low-temperature heat is arranged at the front end of the interior of the refrigeration heat insulation box, and a cold accumulation system of the cold accumulation tank is independent. The cold accumulation type refrigeration system arranged at the front end of the interior of the refrigeration heat insulation box provides energy for a refrigeration unit of a refrigerator car through conversion between solid state and liquid state of cold accumulation liquid in the cold accumulation tank, cold does not need to be generated through the energy of an engine, fossil energy is saved, and pollution to the ecological environment caused by fossil energy is prevented at the same time. When the internal temperature of the cold accumulation type heat insulation box reaches a set temperature value, the cold accumulation type refrigeration system can store cold; when the internal temperature of the cold accumulation type heat insulation box does not reach the set temperature value, the cold accumulation type refrigeration system releases stored cold, so that constant temperature of the interior of the cold accumulation type heat insulation box is guaranteed.

The invention relates to an energy storage solar ejection refrigeration device by adopting the solar energy to refrigerate, comprising a solar thermal collector, a water pump and a generator which form a circulation loop together with the solar thermal collector, a refrigerating medium circulation loop which exchanges the heat with the generator and consists of an ejector, a condenser and the refrigerating medium which are connected in series, a refrigerating medium circulatory refrigeration loop consisting of a throttling valve, an evaporator, the ejector and the condenser and an air conditioning circulatory refrigeration loop consisting of an air conditioning water pump and the evaporator, wherein, in the air conditioning circulatory refrigeration loop, a cold water loop is provided with a three way valve F6 and a valve F1, a cold water supply pipeline is provided with a valve F2 and a three way valve F4, an ice storage tank is arranged on a pipeline between the three way valve F6 and the three way valve F4, a pipeline between the valve F2 and the three way valve F4 is communicated with the ice storage tank by the valve F3, a pipeline between the ice storage tank and the three way valve F4 is also provided with a valve F5. The solar energy utilization ratio is increased by more than 30 percent, the cooling capacity is increased by more than 20 percent, 'the peak shifting and valley filling' of the solar energy is realized and the electric fence load is lightened.

The invention discloses a hydraulic oil distributing system for engineering vehicle hydraulic power air-conditioner, belonging to the engineering vehicle air-conditioner, comprising: host machine hydraulic pump, speed regulating valve, air-conditioning motor, coupling, air-conditioning compressor, turning buffer valve, turning motor, oil tank, and proportional valve, where the oil inlet of the proportional valve is coupled with the hydraulic pump equipped with air-conditioning system host machine and the oil outlet of the proportional valve is divided into two paths: one is connected with the turning motor through the hydraulic pipeline and the speed regulating valve and the other is connected with the air-conditioning motor through the hydraulic pipeline and the turning buffer valve. And its advantage: the invention adopts proportional valve to control distributing proportion of hydraulic oil pumped out from the hydraulic pump and make it feed the hydraulic oil in proportion into the speed regulating valve and the turning buffer valve respectively; the structure is simple, saving cost of air-conditioning system and the invention effectively controls reliability of air-conditioning system.

The invention discloses an air supplying device for an air conditioner and the air conditioner. The air supplying device for the air conditioner comprises an air supplying body, wherein the air supplying body comprises at least three air guide bodies of which the middle parts can be communicated, and openings are formed in the front and back of each air guide body; the three air guide bodies are sequentially arranged from front to back, and a through air channel is formed among the air guide bodies; an air supply gap is formed between two adjacent air guide bodies. The air supplying device further comprises a driving mechanism for driving a medium air guide body of the air guide bodies arranged from front to back in sequence to dynamically change the air supplying gap between the front and back adjacent air guide bodies, so that the air supplying direction of the air supplying device can be changed according to the change on the air supply clearance. With the adoption of the device, the air discharging direction can be changed, so that the whole indoor area can be uniformly and quickly refrigerated for heated; in addition, the discharged air can be adjusted to the direction as the user requirement, and the comfortable experience of the user using the air conditioner can be increased.

The invention relates to a heat preservation control system and method for a cooking utensil and the cooking utensil. The heat preservation control system comprises a temperature adjustment module, atemperature collection module and a control module; the temperature collection module is used for collecting a temperature value of a cooking cavity in the cooking utensil when the cooking utensil enters a heat preservation stage and sending the temperature value to the control module; the control module is used for comparing heat preservation remaining time with first preset time in real time after the cooking utensil enters the heat preservation stage, generating a control command according to a comparison result and sending the control command to the temperature adjustment module; the temperature adjustment module is used for adjusting the temperature according to the control command and keeping the temperature value within a preset temperature range. By arranging the heat preservationcontrol system, a user can control the temperature in the cooking cavity and keep the temperature in different temperature ranges according to the length of the heat preservation remaining time, and when the heat preservation remaining time is up, the temperature of rice reaches the proper eating temperature.

The invention discloses a micro-channel battery thermal management device. The micro-channel battery thermal management device comprises a box, batteries, semiconductor refrigeration chips, a heat exchange device and a control device; the plurality of batteries are installed in the box, such that a multi-line structure is formed; a clearance exists every two lines of batteries; one end of the heat exchange device is inserted into the clearance and in contact with the batteries; the semiconductor refrigeration chips are fixedly installed on the heat exchange device; the output end of the control device is connected with the control input ends of the semiconductor refrigeration chips; the heat exchange device comprises an inlet collecting chamber, an outlet collecting chamber and a water pipe, wherein two ends of the water pipe are respectively communicated with the inlet collecting chamber and the outlet collecting chamber; the water inlet of the inlet collecting chamber communicate with the water outlet of the outlet collecting chamber through a water pump; and one end of the water pipe extends in the clearance and is in contact with the batteries. The micro-channel battery thermal management device disclosed by the invention has the beneficial effects of being automatically controlled, high in heat exchange efficiency, low in cost investment, steady and reliable.